1 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
9 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
12 2008-08-31 Jan Hubicka <jh@suse.cz>
14 * predict.c (PROB_VERY_LIKELY): Make small enough so things
16 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
18 2008-08-31 Jakub Jelinek <jakub@redhat.com>
21 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
24 * dwarf2out.c (native_encode_initializer): Subtract min_index for
25 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
27 2008-08-31 Jan Hubicka <jh@suse.cz>
29 * sparc.h (BRANCH_COST): Fix macro definition.
30 * avr.c (avr_operand_rtx_cost): Add speed argument.
31 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
33 2008-08-31 Richard Guenther <rguenther@suse.de>
35 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
36 types instead of operands. Re-instantiate verifying of
37 binary expression operands.
39 2008-08-30 Jan Hubicka <jh@suse.cz>
41 * fwprop.c (should_replace_address): Add speed attribute.
42 (PR_OPTIMIZE_FOR_SPEED): New flag.
43 (propagate_rtx_1): Use it.
44 (propagate_rtx): Set it.
45 (try_fwprop_subst): Update call of rtx_costs.
46 (forward_propagate_and_simplify): LIkewise.
47 * hooks.c (hook_int_rtx_bool_0): New
48 (hook_bool_rtx_int_int_intp_false): Replace by ...
49 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
50 * hooks.h (hook_int_rtx_bool_0): New
51 (hook_bool_rtx_int_int_intp_false): Replace by ...
52 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
53 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
54 (prepare_cmp_insn): UPdate call of rtx_cost.
55 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
56 (reload_cse_simplify_operands): Update call of rtx_cost.
57 (reload_cse_move2add): call of rtx_cost.
58 * target.h (struct gcc_target): Update rtx_costs and address_costs.
59 * rtlanal.c (rtx_cost): Add speed argument.
60 (address_cost): Add speed argument
61 (default_address_cost): Likewise.
62 (insn_rtx_cost): Likewise.
63 * cfgloopanal.c (seq_cost): Add speed argument.
64 (target_reg_cost, target_spill_cost): Turn to array.
65 (init_set_costs): Update for speed.
66 (estimate_reg_pressure_cost): Add speed argument.
67 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
68 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
69 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
70 (seq_cost): Add speed argument.
71 (computation_cost): Add speed arugment.
72 (add_cost, multiply_by_const, get_address_cost): add speed argument.
73 (force_expr_to_var_cost): Update for profile info.
74 (force_var_cost): Likewise.
75 (split_address_cost): Likewise.
76 (ptr_difference_cost): Likewise.
77 (difference_cost): Likewise.
78 (get_computation_cost_at): Likewise.
79 (determine_iv_cost): Likewise.
80 (ivopts_global_cost_for_size): Likewise.
81 (rewrite_use_address): Likewise.
82 (tree_ssa_iv_optimize_loop): Initialize speed field.
83 * cse.c (optimize_this_for_speed_p): New static var.
84 (notreg_cost): Update call of rtx_cost.
85 (cse_extended_basic_block): set optimize_this_for_speed_p.
86 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
87 (noce_try_cmove_arith): Likewise.
88 (noce_try_sign_mask): LIkewise.
89 * expr.c (compress_float_constant): Update rtx_cost calls.
90 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
91 (addr_to_parts): Likewise.
92 (create_mem_ref): Likewise.
93 * dse.c (find_shift_sequence): Add speed argument.
94 (replace_read): Update call.
95 * calls.c (precompute_register_parameters): Update call of rtx_cost.
96 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
97 * neg_cost, shift_cost, shiftadd_cost,
98 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
99 mul_highpart_cost): Increase dimension.
100 (init_expmed): Initialize for both size and speed.
101 (expand_shift): Use profile.
102 (synth_mult): Use profile.
103 (choose_mult_variant): Use profile.
104 (expand_mult): Use profile.
105 (expand_mult_highpart_optab): Use profile.
106 (expand_mult_highpart): Use profile.
107 (expand_smod_pow2): Use profile.
108 (expand_divmod): Use profile.
109 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
110 * loop-invariant.c (create_new_invariant): Use profile.
111 (gain_for_invariant): Add speed parameter.
112 (best_gain_for_invariant): Likewise.
113 (find_invariants_to_move): Likewise.
114 (move_single_loop_invariants): Set it.
115 * target-def.h (TARGET_RTX_COSTS): Use hook.
116 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
117 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
118 * output.h (default_address_cost): Update prototype.
119 * combine.c (optimize_this_for_speed_p): New static var.
120 (combine_validate_cost): Update call of rtx_cost.
121 (combine_instructions): Set optimize_this_for_speed_p.
122 (expand_compound_operation): Update call of rtx_cost.
123 (make_extraction):Update call of rtx_cost.
124 (force_to_mode):Update call of rtx_cost.
125 (distribute_and_simplify_rtx):Update call of rtx_cost.
126 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
127 (estimate_reg_pressure_cost): Update prototype.
128 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
129 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
131 * config/alpha/alpha.c (alpha_rtx_costs): Update.
132 (alpha_rtx_costs): Update.
133 * config/frv/frv.c (frv_rtx_costs): Update.
134 * config/s390/s390.c (s390_rtx_costs): Update.
135 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
136 (m32c_rtx_costs): Update.
137 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
138 (spu_rtx_costs): Update.
139 * config/sparc/sparc.c (sparc_rtx_costs): Update.
140 * config/m32r/m32r.c (m32r_rtx_costs): Update.
141 * config/i386/i386.c (:ix86_address_cost): Update.
142 (ix86_rtx_costs): Update.
143 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
144 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
145 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
146 * config/crx/crx.c (crx_address_cost): Update.
147 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
148 * config/stormy16/stormy16.c
149 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
150 * config/m68hc11/m68hc11.c
151 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
152 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
153 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
154 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
155 * config/ia64/ia64.c (ia64_rtx_costs): Update.
156 * config/m68k/m68k.c (m68k_rtx_costs): Update.
157 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
158 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
159 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
160 (mcore_rtx_costs): update.
161 * config/score/score3.c (score3_rtx_costs): Update.
162 * config/score/score7.c (score7_rtx_costs): Update.
163 * config/score/score3.h (score3_rtx_costs):Update.
164 * config/score/score7.h (score7_rtx_costs): Update.
165 * config/score/score.c (score_rtx_costs): Update.
166 * config/arm/arm.c (arm_address_cost): Update.
167 (arm_rtx_costs_1): Update.
168 (arm_rtx_costs_1): Update.
169 (arm_size_rtx_costs): Update.
170 (arm_size_rtx_costs): Update.
171 (arm_size_rtx_costs): Update.
172 (arm_xscale_rtx_costs): Update.
173 (arm_thumb_address_cost): Update.
174 * config/pa/pa.c (hppa_address_cost): Update.
175 * config/mips/mips.c (mips_rtx_costs): Update.
176 * config/vax/vax.c (vax_address_cost): Update.
177 * config/h8300/h8300.c (h8300_shift_costs): Update.
178 (h8300_rtx_costs): Update.
179 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
180 (v850_rtx_costs): Update.
181 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
183 (bfin_address_cost): Update.
184 (bfin_rtx_costs): Update.
185 * stmt.c (lshift_cheap_p): Update.
187 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
190 * expmed.c (extract_bit_field_1): Check the mode size to make
191 sure the vector modes have the same size.
193 2008-08-29 Michael Meissner <gnu@the-meissners.org>
195 * dojump.c (top level): Include basic-block.h to declare
196 optimize_insn_for_speed_p
198 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
200 * opts.h (CL_SAVE): New option class for marking options that are
201 target specific options usable in the target attribute.
202 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
204 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
205 can easily find the target specific options that are safe to use
206 in the attribute or pragma.
208 * attribs.c (decl_attributes): Change #pragma GCC option to
209 #pragma GCC target, and attribute((option(...))) to
210 attribute((target(...))).
212 * doc/extend.texi (target attribute): Change from option
213 attribute. Delete push/pop/reset.
214 (#pragma GCC target): Change from #pragma GCC option. Delete
216 (#pragma GCC push_options): Document new pragma.
217 (#pragma GCC pop_options): Document new pragma.
218 (#pragma GCC reset_options): Document new pragma.
220 * targhooks.c (default_target_option_valid_attribute_p): Add
221 warning about port not supporting target attributes.
222 (default_target_option_pragma_parse): New function, warn about
223 #pragma GCC target not being supported.
225 * targhooks.h (default_target_option_pragma_parse): Add
228 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
229 TI_CURRENT_OPTION_PRAGMA.
230 (current_target_pragma): Rename from current_option_pragma.
232 * target.h: (struct target_option): Delete booleans for changing
233 the optimization level on hot/cold functions. Change signature of
234 pragma_parse hook to take a second tree.
236 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
238 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
239 that the declaration is done at global scope.
241 * langhooks.c (add_builtin_function_common): Move most of the code
242 from add_builtin_function here, calling the hook passed in.
243 (add_builtin_function): Call add_builtin_function_common with
244 standard builtin hook.
245 (add_builtin_function_ext_scope): New function to add builtins to
248 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
250 (add_builtin_function_ext_scope): Add declaration.
252 * c-pragma.c (handle_pragma_target): Rename from
253 handle_pragma_option, #pragma GCC option is now #pragma GCC
254 target. Move warning about port not supporting target options to
255 default pragma parse hook. Remove push/pop/reset from this
257 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
258 (option_stack): Delete static variable.
259 (optimize_stack): Ditto.
260 (optons_stack): New stack of saved target and optimization
262 (handle_pragma_push_options): New function to handle pushing both
263 target and optimization options.
264 (handle_pragma_pop_options): New function to handle popping both
265 target and optimization options.
266 (handle_pragma_reset_options): New function to handle resetting
267 both target and optimization options to their initial state.
268 (init_pragma): Rename handle_pragma_option to
269 handle_pragma_target. Add support for push_options, pop_options,
270 and reset_options pragmas.
272 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
273 default_target_option_pragma_parse.
274 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
275 default_target_option_valid_attribute_p.
276 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
277 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
278 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
279 optimization level on hot/cold functions.
281 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
282 if the caller and callee have different optimization levels.
284 * c-common.c (handle_target_attribute): Rename from
285 handle_option_attribute, attribute((option(...))) is now
286 attribute((target(...))). Move warning if the port does not
287 support target attributes to the default hook.
288 (handle_hot_attribute): Delete code to change the optimization
289 level of hot functions.
290 (handle_cold_attribute): Ditto.
292 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
293 argument that is the binary tree options to use if there are no
294 arguments. Call ix86_valid_target_attribute_tree instead of
295 ix86_valid_option_attribute_tree.
296 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
297 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
298 ix86_pragma_option_parse.
300 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
301 Rename from ix86_valid_option_attribute_tree.
303 * config/i386/i386.c (ix86_add_new_builtins): New function to add
304 new builtins when the ISA changes.
305 (ix86_valid_target_attribute_tree): Rename from
306 ix86_valid_option_attribute_tree. Change callers. If the
307 function specified optimization options, use those as the starting
308 point before setting up the target attributes. If the
309 optimization options were changed in the course of setting the
310 target attributes, record the new optimization options.
311 (ix86_valid_target_attribute_tree_inner_p): Rename from
312 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
313 ix86_add_new_builtins if the ISA changed.
314 (ix86_valid_target_attribute_p): Rename from
315 ix86_valid_option_attribute_p. Change callers.
316 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
317 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
318 as delayed builtin functions.
319 (struct builtin_isa): New structure to record builtin functions
320 that should be delayed until the ISA for that function is used.
321 (ix86_builtins_isa): Change from int to struct to track builtin
322 functions we want to declare at some point.
323 (def_builtin): If the front end can delay defining the builtin
324 functions, don't create builtins for ISAs not part of the default
326 (def_builtin_const): Ditto.
327 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
328 __builtin_ia32_pcmov_v2di to be different builtin functions.
329 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
330 a structure instead of an int.
331 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
332 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
333 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
334 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
337 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
338 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
340 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
341 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
342 (LANG_HOOKS_INITIALIZER): Add
343 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
345 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
348 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
349 the reload address with the index register for SFmode
350 access with a displacement.
352 2008-08-30 Jan Hubicka <jh@suse.cz>
354 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
355 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
356 * dojump.c (do_jump): Likewise.
357 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
358 (note-if_info): Add BRANCH_COST.
359 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
360 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
361 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
363 * expr.h (BRANCH_COST): Update default.
364 * predict.c (predictable_edge_p): New function.
365 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
366 Update BRANCH_COST call.
367 * basic-block.h (predictable_edge_p): Declare.
368 * config/alpha/alpha.h (BRANCH_COST): Update.
369 * config/frv/frv.h (BRANCH_COST): Update.
370 * config/s390/s390.h (BRANCH_COST): Update.
371 * config/spu/spu.h (BRANCH_COST): Update.
372 * config/sparc/sparc.h (BRANCH_COST): Update.
373 * config/m32r/m32r.h (BRANCH_COST): Update.
374 * config/i386/i386.h (BRANCH_COST): Update.
375 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
376 * config/sh/sh.h (BRANCH_COST): Update.
377 * config/pdp11/pdp11.h (BRANCH_COST): Update.
378 * config/avr/avr.h (BRANCH_COST): Update.
379 * config/crx/crx.h (BRANCH_COST): Update.
380 * config/xtensa/xtensa.h (BRANCH_COST): Update.
381 * config/stormy16/stormy16.h (BRANCH_COST): Update.
382 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
383 * config/iq2000/iq2000.h (BRANCH_COST): Update.
384 * config/ia64/ia64.h (BRANCH_COST): Update.
385 * config/rs6000/rs6000.h (BRANCH_COST): Update.
386 * config/arc/arc.h (BRANCH_COST): Update.
387 * config/score/score.h (BRANCH_COST): Update.
388 * config/arm/arm.h (BRANCH_COST): Update.
389 * config/pa/pa.h (BRANCH_COST): Update.
390 * config/mips/mips.h (BRANCH_COST): Update.
391 * config/vax/vax.h (BRANCH_COST): Update.
392 * config/h8300/h8300.h (BRANCH_COST): Update.
393 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
394 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
395 * doc/tm.texi (BRANCH_COST): Update.
397 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
400 * config/arm/arm.c (arm_optimization_options): Set
401 flag_section_anchors to 2 instead of 1 to distinguish it from
402 -fsection-anchors given explicitely on the command line.
404 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
406 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
407 final insn of a split.
409 2008-08-30 Jan Hubicka <jh@suse.cz>
411 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
413 * final.c (compute_alignments): Use optimize_bb_for_size_p.
414 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
415 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
416 flag_gcse_after_reload_set): New static vars.
417 (common_handle_option): Enable those flags for profile-use.
418 (decode_options): Remove optimize_size flags that are handled
419 on higher granuality.
420 * tree-vectorizer.c (vectorize_loops): Use
421 optimize_loop_nest_for_speed_p.
422 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
423 * tree-predcom.c (tree_predictive_commoning): Use
424 optimize_loop_for_speed_p.
425 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
426 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
427 * predict.c (optimize_loop_for_speed_p): Fix walk.
429 2008-08-30 Jan Hubicka <jh@suse.cz>
431 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
433 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
434 profile presence locally.
436 2008-08-29 Joseph Myers <joseph@codesourcery.com>
439 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
442 2008-08-29 Jan Hubicka <jh@suse.cz>
444 * tree-inline.c (insert_init_stmt): Insert sequence even when
447 2008-08-29 Jeff Law <law@redhat.com>
449 * mn10300.c (mn10300_secondary_reload_class): We need secondary
450 reloads for AM33-2 if IN is a pseudo with an equivalent memory
451 location and class is an FP register.
453 2008-08-29 Jan Hubicka <jh@suse.cz>
455 * see.c (see_merge_one_def_extension): Silence used uninitialized
457 * matrix-reorg.c (check_allocation_function): Likewise.
458 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
460 2008-08-29 Jakub Jelinek <jakub@redhat.com>
463 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
464 compute new & and | in type rather than TREE_TYPE (arg0).
466 * dwarf2out.c (fortran_common): Update comment.
467 (gen_variable_die): Swap com_die and var_die variables in Fortran
468 COMMON block handling code.
470 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
472 * dwarf2out.c (gen_const_die): New function.
473 (size_of_die, value_format, output_die): Output larger
474 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
475 (native_encode_initializer): New function.
476 (tree_add_const_value_attribute): Call it.
477 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
479 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
480 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
481 TREE_THIS_VOLATILE to add_type_attribute.
483 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
485 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
488 * dwarf2out.c (loc_by_reference): New function.
489 (add_location_or_const_value_attribute): Use it.
492 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
493 as DW_TAG_variable children of DW_TAG_common_block rather than
494 DW_TAG_member children. Put DW_AT_external to individual
495 DW_TAG_variable DIEs, not to DW_TAG_common_block.
497 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
498 loc_descriptor_from_tree_1.
502 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
503 arguments to imported_module_or_decl.
504 (debug_nothing_tree_tree): Removed.
505 (debug_nothing_tree_tree_tree_bool): New prototype.
506 * debug.c (do_nothing_debug_hooks): Adjust.
507 (debug_nothing_tree_tree): Removed.
508 (debug_nothing_tree_tree_tree_bool): New function.
509 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
510 (gen_variable_die): Put all common vars for the
511 same COMMON block under one DW_TAG_common_block.
512 (declare_in_namespace): Return new context_die, for Fortran
513 return the module DIE instead of adding extra declarations into
515 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
516 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
517 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
519 (dwarf2out_global_decl): Don't skip Fortran global vars.
520 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
521 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
522 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
523 DW_TAG_imported_declaration as child of previous
524 DW_TAG_imported_module.
525 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
526 * sdbout.c (sdb_debug_hooks): Likewise.
527 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
529 2008-08-29 Jan Hubicka <jh@suse.cz>
531 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
533 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
534 * ipa-cp.c (n_cloning_candidates): New static variable.
535 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
536 (ipcp_print_all_lattices): Improve debug output.
537 (ipcp_cloning_candidate_p): New function.
538 (ipcp_initialize_node_lattices): Use it.
539 (ipcp_init_stage): Do only analyzis here; prettier debug output.
540 (ipcp_propagate_stage): Prettier debug output.
541 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
542 (ipcp_print_all_structures): Remove.
543 (ipcp_need_redirect_p): Test !n_cloning_candidates.
544 (ipcp_insert_stage): Prettier debug output; call
545 cgraph_remove_unreachable_nodes before propagating.
546 (pass_ipa_cp): Schedule function removal pass.
547 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
549 (cgraph_maybe_hot_edge_p): Move to ...
550 * predict.c (cgraph_maybe_hot_edge_p) ... here.
551 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
552 (common_handle_option): Set them; enable ipa-cp when profiling.
553 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
554 (ipa_print_all_jump_functions): Likewise.
555 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
556 (ipa_print_node_params, ipa_print_all_params): New.
557 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
558 ipa_print_all_param_flags): Remove.
559 (ipa_print_node_params, ipa_print_all_params): New.
561 2008-08-29 Bob Wilson <bob.wilson@acm.org>
563 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
564 change from 2008-04-03.
565 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
567 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
571 * ira-color.c (push_allocnos_to_stack): Truncate
572 removed_splay_allocno_vec.
574 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
577 * ira-color (ira_fast_allocation): Don't assign hard registers to
580 2008-08-29 Jan Hubicka <jh@suse.cz>
583 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
584 for cold internal loops.
586 2008-08-29 Richard Guenther <rguenther@suse.de>
588 * tree-ssa-structalias.c (create_variable_info_for): Do not
589 create fields for heap vars or vars with a noalias state.
590 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
593 2008-08-29 Richard Guenther <rguenther@suse.de>
595 * common.opt (ftree-store-ccp): Mark as preserved for
596 backward compatibility.
597 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
598 * tree-pass.h (pass_store_ccp): Remove.
599 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
600 (first_vdef): Remove declaration.
601 (get_value_loaded_by): Likewise.
602 * tree-ssa-ccp.c (do_store_ccp): Remove.
603 (get_default_value): Simplify as do_store_ccp is always false
604 now. Do not initialize mem_ref.
605 (set_value_varying): Likewise.
606 (canonicalize_float_value): Likewise.
607 (set_lattice_value): Likewise.
608 (likely_value): Likewise.
609 (surely_varying_stmt_p): Likewise.
610 (ccp_initialize): Likewise.
611 (ccp_lattice_meet): Likewise.
612 (ccp_visit_phi_node): Likewise.
613 (ccp_fold): Likewise.
614 (evaluate_stmt): Likewise.
615 (visit_assignment): Likewise.
616 (ccp_visit_stmt): Likewise.
617 (execute_ssa_ccp): Fold into ...
618 (do_ssa_ccp): ... this.
619 (do_ssa_store_ccp): Remove.
620 (gate_store_ccp): Likewise.
621 (pass_store_ccp): Likewise.
622 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
624 * tree-ssa-propagate.c (first_vdef): Remove.
625 (get_value_loaded_by): Likewise.
626 (replace_vuses_in): Likewise.
627 (substitute_and_fold): Do not call replace_vuses_in.
628 * opts.c (decode_options): Do not set flag_tree_store_ccp.
630 2008-08-29 Richard Guenther <rguenther@suse.de>
633 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
634 PARAM_NOALIAS tags with is_heapvar.
635 * tree-ssa-operands.c (access_can_touch_variable): Offset
636 based tests do not apply for heapvars. Fix offset test.
638 2008-08-29 Jan Hubicka <jh@suse.cz>
640 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
641 (-fipa-cp-clone): Enabled by default at -O3.
642 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
643 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
645 2008-08-29 Jan Hubicka <jh@suse.cz>
647 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
649 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
651 * gimple.c (giple_copy_call_skip_args): New function.
652 (giple_copy_call_skip_args): Declare.
654 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
655 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
656 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
657 (ipcp_create_replace_map): Improve debug output.
658 (ipcp_need_redirect_p): Return false when not clonning.
659 (ipcp_update_callgraph): Skip args.
660 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
662 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
663 (save_inline_function_body): Update call of tree_function_versioning.
664 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
665 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
666 (tree_function_versioning): Likewise.
667 * tree-inline.h (tree_function_versioning): Update prototype.
669 2008-08-29 Jan Hubicka <jh@suse.cz>
671 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
672 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
673 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
674 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
675 * value-prof.c (gimple_divmod_fixed_value_transform,
676 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
677 gimple_stringops_transform): Use optimize_bb_for_size_p.
678 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
679 * final.c (compute_alignments): Use optimize_function_for_size_p.
680 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
681 (fold_builtin_strcpy, fold_builtin_fputs): Use
682 optimize_function_for_size_p.
683 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
684 * recog.c (relax_delay_slots): Likewise.
685 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
686 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
687 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
688 optimize_function_for_size_p.
689 (cgraph_decide_inlining_of_small_function): Use
690 optimize_function_for_size_p.
691 * global.c (find_reg): Use optimize_function_for_size_p.
692 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
693 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
694 flag_prefetch_loop_arrays. Those can work it out from profile.
695 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
696 optimize_loop_for_speed_p.
697 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
699 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
700 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
701 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
702 * local-alloc.c (block_alloc): Pass BB pointer.
703 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
704 * gcse.c (gcse_main): Use optimize_function_for_size_p.
705 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
706 (decide_peel_completely): Likewise.
707 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
708 optimize_loop_for_size_p.
709 (vect_enhance_data_refs_alignment): Likewise.
710 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
711 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
712 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
713 (try_crossjump_bb): Use optimize_bb_for_size_p.
714 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
715 optimize_loop_for_speed_p.
716 * bb-reorder.c (find_traces_1_round): Likewise.
717 (copy_bb): Use optimize_bb_for_speed_p.
718 (duplicate_computed_gotos): Likewise.
719 * basic-block.h (optimize_loop_nest_for_size_p,
720 optimize_loop_nest_for_speed_p): New.
721 * stmt.c (expand_case): Use optimize_insn_for_size_p.
723 2008-08-29 Tristan Gingold <gingold@adacore.com>
725 * gcov.c (main): Call expandargv.
727 2008-08-29 Jan Hubicka <jh@suse.cz>
729 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
731 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
733 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
734 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
736 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
738 2008-08-29 Jan Hubicka <jh@suse.cz>
740 * tree-pass.h (pass_strip_predict_hints): Declare.
741 * predict.c (strip_builtin_expect): Rename to ...
742 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
743 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
744 (tree_estimate_probability): Do not strip builtin_expect.
745 (pass_strip_predict_hints): New pass.
746 * tree-inline.c (expand_call_inline): When inlining cold function, predict
748 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
750 2008-08-29 Richard Guenther <rguenther@suse.de>
752 PR tree-optimization/37207
753 * tree-vrp.c (extract_range_from_binary_expr): Also try
754 to constant fold if only one of the operands is a constant.
756 2008-08-29 Nick Clifton <nickc@redhat.com>
758 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
759 the same way as SYMBOL_REFs.
761 2008-08-28 Bob Wilson <bob.wilson@acm.org>
763 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
765 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
767 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
768 * config/mips/mips.md (branch_likely): Remove const. Fix
770 (define_delay for type "branch"): Change to only apply for branch
772 (define_delay for type "branch" and "branch_likely" no). New delay
774 (equality_op): New code iterator.
775 (bbv, bbinv): New code attributes.
776 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
779 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
780 Andrew Pinski <pinskia@gcc.gnu.org>
783 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
785 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
787 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
788 rule that a symbolic constant must be defined and >= 0 for the
789 corresponding facility to be present at compile-time.
790 * gthr-posix.c: Likewise.
792 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
794 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
795 * config/mips/mips.md (D): New mode attribute.
796 (mulsi3, muldi3): Merge it into ...
797 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
799 (muldi3_mul3): New pattern.
800 (mulsi3_mult3): Rename to mulsi3_mul3.
802 2008-08-28 Jan Hubicka <jh@suse.cz>
804 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
806 * predict.c (always_optimize_for_size_p): Rename to ...
807 (optimize_function_for_size): ... this one; make extern.
808 (optimize_function_for_speed_p): New.
809 (optimize_bb_for_size_p, optimize_bb_for_size_p,
810 optimize_edge_for_size_p,optimize_edge_for_size_p,
811 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
812 * basic-block.h (optimize_function_for_size_p,
813 optimize_function_for_speed_p): Declare.
814 * i386.md (optimize_size checks): Replace them by appropriate
816 (standard_80387_constant_p, ix86_compute_frame_layout,
817 ix86_expand_epilogue, ix86_decompose_address,
818 print_operand, emit_i387_cw_initialization,
819 inline_memory_move_cost, ix86_pad_returns,
820 ix86_reorg): Replace optimize_size checks.
822 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
824 * rtl.h (simplify_subreg_regno): Declare.
825 * rtlanal.c (simplify_subreg_regno): New function, split out from...
826 * simplify-rtx.c (simplify_subreg): ...here.
827 * reload.c (find_reloads): Use simplify_subreg_regno instead of
828 subreg_offset_representable_p.
830 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
833 * c-typeck.c (convert_for_assignment): Give a note describing what
834 was passed and what was expected.
836 2008-08-28 Joey Ye <joey.ye@intel.com>
838 * doc/extend.texi: Document AVX built-in functions.
839 * doc/invoke.texi: Document -mavx.
841 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
842 Joey Ye <joey.ye@intel.com>
843 Xuepeng Guo <xuepeng.guo@intel.com>
845 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
847 * config/i386/cpuid.h (bit_FMA): New.
848 (bit_XSAVE): Likewise.
849 (bit_OSXSAVE): Likewise.
852 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
853 define. Use ASM_OUTPUT_AVX_PREFIX.
855 * config/i386/gmmintrin.h: New.
857 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
858 (OPTION_MASK_ISA_AVX_SET): New.
859 (OPTION_MASK_ISA_FMA_SET): Likewise.
860 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
861 (OPTION_MASK_ISA_FMA_SET): Likewise.
862 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
863 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
864 (pta_flags): Add PTA_AVX and PTA_FMA.
865 (override_options): Handle PTA_AVX and PTA_FMA.
866 (init_cumulative_args): Handle warn_avx.
867 (classify_argument): Return 0 for COImode and OImode. Return
868 1 and X86_64_AVX_CLASS for 256bit vector types.
869 (examine_argument): Handle X86_64_AVX_CLASS.
870 (construct_container): Likewise.
871 (function_arg_advance_32): Pass OImode and 256bit vector types
873 (function_arg_advance_64): Take a new argument to indicate if a
874 parameter is named. Handle 256bit vector types. Return
875 immediately for unnamed 256bit vector mode parameters.
876 (function_arg_advance): Updated.
877 (function_arg_32): Add comments for TImode. Handle OImode
878 and 256bit vector types.
879 (function_arg_64): Take a new argument to indicate if a
880 parameter is named. Handle 256bit vector types. Return NULL
881 for unnamed 256bit vector mode parameters.
882 (function_arg): Updated.
883 (setup_incoming_varargs_64): Support
884 AVX encoding for *sse_prologue_save_insn.
885 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
886 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
887 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
888 enabled, otherwise return -3.
889 (standard_sse_constant_opcode): Handle AVX and 256bit vector
891 (print_reg): Support AVX registers. Handle 'x' and 't'.
892 Handle 'd' to duplicate the operand.
893 (print_operand): Likewise. Also support AVX vector compare
895 (output_387_binary_op): Support AVX.
896 (output_fp_compare): Likewise.
897 (ix86_expand_vector_move_misalign): Likewise.
898 (ix86_attr_length_vex_default): New.
899 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
900 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
901 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
902 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
903 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
904 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
905 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
906 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
907 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
908 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
909 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
910 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
911 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
912 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
913 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
914 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
915 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
916 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
917 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
918 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
919 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
920 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
921 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
922 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
923 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
924 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
925 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
926 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
927 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
928 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
929 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
930 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
931 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
932 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
933 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
934 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
935 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
936 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
937 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
938 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
939 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
940 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
941 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
942 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
943 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
944 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
945 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
946 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
947 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
948 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
949 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
950 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
951 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
952 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
953 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
954 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
955 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
956 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
957 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
958 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
959 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
960 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
961 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
962 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
963 and IX86_BUILTIN_MOVMSKPS256,
964 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
965 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
966 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
967 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
968 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
969 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
970 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
971 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
972 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
973 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
974 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
975 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
976 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
977 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
978 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
979 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
980 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
981 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
982 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
983 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
984 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
985 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
986 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
987 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
988 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
989 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
990 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
991 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
992 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
993 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
994 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
995 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
996 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
997 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
998 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
999 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1000 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1001 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1002 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1003 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1004 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1005 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1006 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1007 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1008 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1009 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1010 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1011 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1012 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1013 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1014 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1015 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1016 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1017 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1018 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1019 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1020 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1021 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1023 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1024 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1025 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1026 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1027 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1028 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1029 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1030 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1031 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1032 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1033 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1034 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1035 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1036 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1037 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1038 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1039 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1040 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1041 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1042 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1043 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1044 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1045 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1046 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1047 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1048 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1049 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1050 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1051 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1052 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1053 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1054 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1055 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1056 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1057 IX86_BUILTIN_MOVMSKPS256.
1058 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1059 (ix86_expand_args_builtin): Likewise.
1060 (ix86_expand_special_args_builtin): Likewise.
1061 (ix86_hard_regno_mode_ok): Handle AVX modes.
1062 (ix86_expand_vector_init_duplicate): Likewise.
1063 (ix86_expand_vector_init_one_nonzero): Likewise.
1064 (ix86_expand_vector_init_one_var): Likewise.
1065 (ix86_expand_vector_init_concat): Likewise.
1066 (ix86_expand_vector_init_general): Likewise.
1067 (ix86_expand_vector_set): Likewise.
1068 (ix86_vector_mode_supported_p): Likewise.
1069 (x86_extended_reg_mentioned_p): Check INSN_P before using
1072 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1073 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1075 * config/i386/i386.h (TARGET_AVX): New.
1076 (TARGET_FMA): Likewise.
1077 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1078 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1079 (VALID_AVX256_REG_MODE): New.
1080 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1081 (AVX_FLOAT_MODE_P): Likewise.
1082 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1083 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1084 (AVX_VEC_FLOAT_MODE_P): Likewise.
1085 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1086 (ASM_OUTPUT_OPCODE): Likewise.
1087 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1089 (SSE_REG_MODE_P): Allow 256bit vector modes.
1090 (ix86_args): Add a warn_avx field.
1092 * config/i386/i386.md (UNSPEC_PCMP): New.
1093 (UNSPEC_VPERMIL): Likewise.
1094 (UNSPEC_VPERMIL2): Likewise.
1095 (UNSPEC_VPERMIL2F128): Likewise.
1096 (UNSPEC_MASKLOAD): Likewise.
1097 (UNSPEC_MASKSTORE): Likewise.
1098 (UNSPEC_CAST): Likewise.
1099 (UNSPEC_VTESTP): Likewise.
1100 (UNSPECV_VZEROALL): Likewise.
1101 (UNSPECV_VZEROUPPER): Likewise.
1102 (XMM0_REG): Likewise.
1103 (XMM1_REG): Likewise.
1104 (XMM2_REG): Likewise.
1105 (XMM3_REG): Likewise.
1106 (XMM4_REG): Likewise.
1107 (XMM5_REG): Likewise.
1108 (XMM6_REG): Likewise.
1109 (XMM8_REG): Likewise.
1110 (XMM9_REG): Likewise.
1111 (XMM10_REG): Likewise.
1112 (XMM11_REG): Likewise.
1113 (XMM12_REG): Likewise.
1114 (XMM13_REG): Likewise.
1115 (XMM14_REG): Likewise.
1116 (XMM15_REG): Likewise.
1118 (prefix_vex_imm8): Likewise.
1119 (prefix_vex_w): Likewise.
1120 (length_vex): Likewise.
1123 (*avx_ashlti3): Likewise.
1124 (*avx_lshrti3): Likewise.
1125 (*avx_setcc<mode>): Likewise.
1126 (*fop_<mode>_comm_mixed_avx): Likewise.
1127 (*fop_<mode>_comm_avx): Likewise.
1128 (*fop_<mode>_1_mixed_avx): Likewise.
1129 (*fop_<mode>_1_avx): Likewise.
1130 (*avx_<code><mode>3): Likewise.
1131 (*avx_ieee_smin<mode>3): Likewise.
1132 (*avx_ieee_smax<mode>3): Likewise.
1133 (mode): Add OI, V8SF and V4DF.
1134 (length): Support VEX prefix.
1135 (*cmpfp_i_mixed): Set prefix attribute.
1136 (*cmpfp_i_sse): Likewise.
1137 (*cmpfp_iu_mixed): Likewise.
1138 (*cmpfp_iu_sse): Likewise.
1139 (*movsi_1): Support AVX.
1140 (*movdi_2): Likewise.
1141 (*movdi_1_rex64): Likewise.
1142 (*movti_internal): Likewise.
1143 (*movti_rex64): Likewise.
1144 (*movsf_1): Likewise.
1145 (*movdf_nointeger): Likewise.
1146 (*movdf_integer_rex64): Likewise.
1147 (*movtf_internal): Likewise.
1148 (zero_extendsidi2_32): Likewise.
1149 (zero_extendsidi2_rex64): Likewise.
1150 (*extendsfdf2_mixed): Likewise.
1151 (*extendsfdf2_sse): Likewise.
1152 (*truncdfsf_fast_mixed): Likewise.
1153 (*truncdfsf_fast_sse): Likewise.
1154 (*truncdfsf_mixed): Likewise.
1155 (fix_trunc<mode>di_sse): Likewise.
1156 (fix_trunc<mode>si_sse): Likewise.
1157 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1158 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1159 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1160 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1161 (*rcpsf2_sse): Likewise.
1162 (*rsqrtsf2_sse): Likewise.
1163 (*sqrt<mode>2_sse): Likewise.
1164 (sse4_1_round<mode>2): Likewise.
1165 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1166 Support AVX. Set length attribute properly for AVX.
1168 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1169 (VECTOR_MODES (FLOAT, 32)): Likewise.
1170 (VECTOR_MODE (INT, DI, 8)): Likewise.
1171 (VECTOR_MODE (INT, HI, 32)): Likewise.
1172 (VECTOR_MODE (INT, QI, 64)): Likewise.
1173 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1174 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1175 (VECTOR_MODE (INT, DI, 4)): Removed.
1176 (VECTOR_MODE (INT, SI, 8)): Likewise.
1177 (VECTOR_MODE (INT, HI, 16)): Likewise.
1178 (VECTOR_MODE (INT, QI, 32)): Likewise.
1179 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1180 (INT_MODE (OI, 32)): Likewise.
1182 * config/i386/i386.opt (mavx): New.
1185 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1187 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1188 (*mov<mode>_internal_avx): New.
1189 (*movv2sf_internal_rex64_avx): Likewise.
1190 (*movv2sf_internal_avx): Likewise.
1192 * config/i386/predicates.md (const_4_to_5_operand): New.
1193 (const_6_to_7_operand): Likewise.
1194 (const_8_to_11_operand): Likewise.
1195 (const_12_to_15_operand): Likewise.
1196 (avx_comparison_float_operator): Likewise.
1198 * config/i386/sse.md (AVX256MODEI): New.
1199 (AVX256MODE): Likewise.
1200 (AVXMODEQI): Likewise.
1201 (AVXMODE): Likewise.
1202 (AVX256MODEF2P): Likewise.
1203 (AVX256MODE2P): Likewise.
1204 (AVX256MODE4P): Likewise.
1205 (AVX256MODE8P): Likewise.
1206 (AVXMODEF2P): Likewise.
1207 (AVXMODEF4P): Likewise.
1208 (AVXMODEDCVTDQ2PS): Likewise.
1209 (AVXMODEDCVTPS2DQ): Likewise.
1210 (avxvecmode): Likewise.
1211 (avxvecpsmode): Likewise.
1212 (avxhalfvecmode): Likewise.
1213 (avxscalarmode): Likewise.
1214 (avxcvtvecmode): Likewise.
1215 (avxpermvecmode): Likewise.
1216 (avxmodesuffixf2c): Likewise.
1217 (avxmodesuffixp): Likewise.
1218 (avxmodesuffixs): Likewise.
1219 (avxmodesuffix): Likewise.
1220 (vpermilbits): Likewise.
1221 (pinsrbits): Likewise.
1222 (mov<mode>): Likewise.
1223 (*mov<mode>_internal): Likewise.
1224 (push<mode>1): Likewise.
1225 (movmisalign<mode>): Likewise.
1226 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1227 (avx_movdqu<avxmodesuffix>): Likewise.
1228 (avx_lddqu<avxmodesuffix>): Likewise.
1229 (<plusminus_insn><mode>3): Likewise.
1230 (*avx_<plusminus_insn><mode>3): Likewise.
1231 (*avx_vm<plusminus_insn><mode>3): Likewise.
1232 (mul<mode>3): Likewise.
1233 (*avx_mul<mode>3): Likewise.
1234 (*avx_vmmul<mode>3): Likewise.
1235 (divv8sf3): Likewise.
1236 (divv4df3): Likewise.
1237 (avx_div<mode>3): Likewise.
1238 (*avx_div<mode>3): Likewise.
1239 (*avx_vmdiv<mode>3): Likewise.
1240 (avx_rcpv8sf2): Likewise.
1241 (*avx_vmrcpv4sf2): Likewise.
1242 (sqrtv8sf2): Likewise.
1243 (avx_sqrtv8sf2): Likewise.
1244 (*avx_vmsqrt<mode>2): Likewise.
1245 (rsqrtv8sf2): Likewise.
1246 (avx_rsqrtv8sf2): Likewise.
1247 (*avx_vmrsqrtv4sf2): Likewise.
1248 (<code><mode>3): Likewise.
1249 (*avx_<code><mode>3_finite): Likewise.
1250 (*avx_<code><mode>3): Likewise.
1251 (*avx_vm<code><mode>3): Likewise.
1252 (*avx_ieee_smin<mode>3): Likewise.
1253 (*avx_ieee_smax<mode>3): Likewise.
1254 (avx_addsubv8sf3): Likewise.
1255 (avx_addsubv4df3): Likewise.
1256 (*avx_addsubv4sf3): Likewise.
1257 (*avx_addsubv2df3): Likewise.
1258 (avx_h<plusminus_insn>v4df3): Likewise.
1259 (avx_h<plusminus_insn>v8sf3): Likewise.
1260 (*avx_h<plusminus_insn>v4sf3): Likewise.
1261 (*avx_h<plusminus_insn>v2df3): Likewise.
1262 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1263 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1264 (*avx_maskcmp<mode>3): Likewise.
1265 (avx_nand<mode>3): Likewise.
1266 (*avx_<code><mode>3): Likewise.
1267 (*avx_nand<mode>3): Likewise.
1268 (*avx_<code><mode>3): Likewise.
1269 (*avx_cvtsi2ss): Likewise.
1270 (*avx_cvtsi2ssq): Likewise.
1271 (*avx_cvtsi2sd): Likewise.
1272 (*avx_cvtsi2sdq): Likewise.
1273 (*avx_cvtsd2ss): Likewise.
1274 (avx_cvtss2sd): Likewise.
1275 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1276 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1277 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1278 (*avx_cvtsi2sd): Likewise.
1279 (*avx_cvtsi2sdq): Likewise.
1280 (avx_cvtdq2pd256): Likewise.
1281 (avx_cvtpd2dq256): Likewise.
1282 (avx_cvttpd2dq256): Likewise.
1283 (*avx_cvtsd2ss): Likewise.
1284 (*avx_cvtss2sd): Likewise.
1285 (avx_cvtpd2ps256): Likewise.
1286 (avx_cvtps2pd256): Likewise.
1287 (*avx_movhlps): Likewise.
1288 (*avx_movlhps): Likewise.
1289 (avx_unpckhps256): Likewise.
1290 (*avx_unpckhps): Likewise.
1291 (avx_unpcklps256): Likewise.
1292 (*avx_unpcklps): Likewise.
1293 (avx_movshdup256): Likewise.
1294 (avx_movsldup256): Likewise.
1295 (avx_shufps256): Likewise.
1296 (avx_shufps256_1): Likewise.
1297 (*avx_shufps_<mode>): Likewise.
1298 (*avx_loadhps): Likewise.
1299 (*avx_storelps): Likewise.
1300 (*avx_loadlps): Likewise.
1301 (*avx_movss): Likewise.
1302 (*vec_dupv4sf_avx): Likewise.
1303 (*vec_concatv2sf_avx): Likewise.
1304 (*vec_concatv4sf_avx): Likewise.
1305 (*vec_setv4sf_0_avx): Likewise.
1306 (*vec_setv4sf_avx): Likewise.
1307 (*avx_insertps): Likewise.
1308 (avx_vextractf128<mode>): Likewise.
1309 (vec_extract_lo_<mode>): Likewise.
1310 (vec_extract_hi_<mode>): Likewise.
1311 (vec_extract_lo_<mode>): Likewise.
1312 (vec_extract_hi_<mode>): Likewise.
1313 (vec_extract_lo_v16hi): Likewise.
1314 (vec_extract_hi_v16hi): Likewise.
1315 (vec_extract_lo_v32qi): Likewise.
1316 (vec_extract_hi_v32qi): Likewise.
1317 (avx_unpckhpd256): Likewise.
1318 (*avx_unpckhpd): Likewise.
1319 (avx_movddup256): Likewise.
1320 (*avx_movddup): Likewise.
1321 (avx_unpcklpd256): Likewise.
1322 (*avx_unpcklpd): Likewise.
1323 (avx_shufpd256): Likewise.
1324 (avx_shufpd256_1): Likewise.
1325 (*avx_punpckhqdq): Likewise.
1326 (*avx_punpcklqdq): Likewise.
1327 (*avx_shufpd_<mode>): Likewise.
1328 (*avx_storehpd): Likewise.
1329 (*avx_loadhpd): Likewise.
1330 (*avx_loadlpd): Likewise.
1331 (*avx_movsd): Likewise.
1332 (*vec_concatv2df_avx): Likewise.
1333 (*avx_<plusminus_insn><mode>3): Likewise.
1334 (*avx_<plusminus_insn><mode>3): Likewise.
1335 (*avx_mulv8hi3): Likewise.
1336 (*avxv8hi3_highpart): Likewise.
1337 (*avx_umulv8hi3_highpart): Likewise.
1338 (*avx_umulv2siv2di3): Likewise.
1339 (*avx_mulv2siv2di3): Likewise.
1340 (*avx_pmaddwd): Likewise.
1341 (*avx_mulv4si3): Likewise.
1342 (*avx_ashr<mode>3): Likewise.
1343 (*avx_lshr<mode>3): Likewise.
1344 (*avx_ashl<mode>3): Likewise.
1345 (*avx_<code><mode>3): Likewise.
1346 (*avx_eq<mode>3): Likewise.
1347 (*avx_gt<mode>3): Likewise.
1348 (*avx_nand<mode>3): Likewise.
1349 (*avx_nand<mode>3): Likewise.
1350 (*avx_<code><mode>3): Likewise.
1351 (*avx_<code><mode>3): Likewise.
1352 (*avx_packsswb): Likewise.
1353 (*avx_packssdw): Likewise.
1354 (*avx_packuswb): Likewise.
1355 (*avx_punpckhbw): Likewise.
1356 (*avx_punpcklbw): Likewise.
1357 (*avx_punpckhwd): Likewise.
1358 (*avx_punpcklwd): Likewise.
1359 (*avx_punpckhdq): Likewise.
1360 (*avx_punpckldq): Likewise.
1361 (*avx_pinsr<avxmodesuffixs>): Likewise.
1362 (*avx_pinsrq): Likewise.
1363 (*avx_loadld): Likewise.
1364 (*vec_extractv2di_1_rex64_avx): Likewise.
1365 (*vec_extractv2di_1_avx): Likewise.
1366 (*vec_dupv2di_avx): Likewise.
1367 (*vec_concatv2si_avx): Likewise.
1368 (*vec_concatv4si_1_avx): Likewise.
1369 (*vec_concatv2di_avx): Likewise.
1370 (*vec_concatv2di_rex64_avx): Likewise.
1371 (*avx_uavgv16qi3): Likewise.
1372 (*avx_uavgv8hi3): Likewise.
1373 (*avx_psadbw): Likewise.
1374 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1375 (*avx_phaddwv8hi3): Likewise.
1376 (*avx_phadddv4si3): Likewise.
1377 (*avx_phaddswv8hi3): Likewise.
1378 (*avx_phsubwv8hi3): Likewise.
1379 (*avx_phsubdv4si3): Likewise.
1380 (*avx_phsubswv8hi3): Likewise.
1381 (*avx_pmaddubsw128): Likewise.
1382 (*avx_pmulhrswv8hi3): Likewise.
1383 (*avx_pshufbv16qi3): Likewise.
1384 (*avx_psign<mode>3): Likewise.
1385 (*avx_palignrti): Likewise.
1386 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1387 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1388 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1389 (*avx_mpsadbw): Likewise.
1390 (*avx_packusdw): Likewise.
1391 (*avx_pblendvb): Likewise.
1392 (*avx_pblendw): Likewise.
1393 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1394 (avx_ptest256): Likewise.
1395 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1396 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1397 (*avx_aesenc): Likewise.
1398 (*avx_aesenclast): Likewise.
1399 (*avx_aesdec): Likewise.
1400 (*avx_aesdeclast): Likewise.
1401 (avx_vzeroupper): Likewise.
1402 (avx_vzeroupper_rex64): Likewise.
1403 (avx_vpermil<mode>): Likewise.
1404 (avx_vpermilvar<mode>3): Likewise.
1405 (avx_vpermil2<mode>3): Likewise.
1406 (avx_vperm2f128<mode>3): Likewise.
1407 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1408 (avx_vbroadcastss256): Likewise.
1409 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1410 (avx_vinsertf128<mode>): Likewise.
1411 (vec_set_lo_<mode>): Likewise.
1412 (vec_set_hi_<mode>): Likewise.
1413 (vec_set_lo_<mode>): Likewise.
1414 (vec_set_hi_<mode>): Likewise.
1415 (vec_set_lo_v16hi): Likewise.
1416 (vec_set_hi_v16hi): Likewise.
1417 (vec_set_lo_v32qi): Likewise.
1418 (vec_set_hi_v32qi): Likewise.
1419 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1420 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1421 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1422 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1423 (vec_init<mode>): Likewise.
1424 (*vec_concat<mode>_avx): Likewise.
1425 (blendbits): Support V8SF and V4DF.
1426 (sse2_movq128): Support AVX.
1427 (<sse>_movnt<mode>): Likewise.
1428 (sse2_movntv2di): Likewise.
1429 (sse_rcpv4sf2): Likewise.
1430 (sse_sqrtv4sf2): Likewise.
1431 (sse_rsqrtv4sf2): Likewise.
1432 (<sse>_comi): Likewise.
1433 (<sse>_ucomi): Likewise.
1434 (sse_cvtss2si): Likewise.
1435 (sse_cvtss2si_2): Likewise.
1436 (sse_cvtss2siq): Likewise.
1437 (sse_cvtss2siq_2): Likewise.
1438 (sse_cvttss2si): Likewise.
1439 (sse_cvttss2siq): Likewise.
1440 (sse2_cvtsd2si): Likewise.
1441 (sse2_cvtsd2si_2): Likewise.
1442 (sse2_cvtsd2siq): Likewise.
1443 (sse2_cvtsd2siq_2): Likewise.
1444 (sse2_cvttsd2si): Likewise.
1445 (sse2_cvttsd2siq): Likewise.
1446 (sse2_cvtdq2pd): Likewise.
1447 (*sse2_cvtpd2dq): Likewise.
1448 (*sse2_cvttpd2dq): Likewise.
1449 (*sse2_cvtpd2ps): Likewise.
1450 (sse2_cvtps2pd): Likewise.
1451 (sse3_movshdup): Likewise.
1452 (sse3_movsldup): Likewise.
1453 (sse_storehps): Likewise.
1454 (*sse4_1_extractps): Likewise.
1455 (sse2_storelpd): Likewise.
1456 (vec_dupv2df_sse3): Likewise.
1457 (*vec_concatv2df_sse3): Likewise.
1458 (*sse4_1_pextrb): Likewise.
1459 (*sse4_1_pextrb_memory): Likewise.
1460 (*sse2_pextrw): Likewise.
1461 (*sse4_1_pextrw_memory): Likewise.
1462 (*sse4_1_pextrd): Likewise.
1463 (*sse4_1_pextrq): Likewise.
1464 (sse2_pshufd_1): Likewise.
1465 (sse2_pshuflw_1): Likewise.
1466 (sse2_pshufhw_1): Likewise.
1467 (*sse2_storeq_rex64): Likewise.
1468 (*vec_dupv4si): Likewise.
1469 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1470 (sse2_pmovmskb): Likewise.
1471 (*sse2_maskmovdqu): Likewise.
1472 (*sse2_maskmovdqu_rex64): Likewise.
1473 (sse_ldmxcsr): Likewise.
1474 (sse_stmxcsr): Likewise.
1475 (abs<mode>2): Likewise.
1476 (sse4_1_movntdqa): Likewise.
1477 (sse4_1_phminposuw): Likewise.
1478 (sse4_1_extendv8qiv8hi2): Likewise.
1479 (*sse4_1_extendv8qiv8hi2): Likewise.
1480 (sse4_1_extendv4qiv4si2): Likewise.
1481 (*sse4_1_extendv4qiv4si2): Likewise.
1482 (sse4_1_extendv2qiv2di2): Likewise.
1483 (*sse4_1_extendv2qiv2di2): Likewise.
1484 (sse4_1_extendv4hiv4si2): Likewise.
1485 (*sse4_1_extendv4hiv4si2): Likewise.
1486 (sse4_1_extendv2hiv2di2): Likewise.
1487 (*sse4_1_extendv2hiv2di2): Likewise.
1488 (sse4_1_extendv2siv2di2): Likewise.
1489 (*sse4_1_extendv2siv2di2): Likewise.
1490 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1491 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1492 (sse4_1_zero_extendv4qiv4si2): Likewise.
1493 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1494 (sse4_1_zero_extendv2qiv2di2): Likewise.
1495 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1496 (sse4_1_zero_extendv4hiv4si2): Likewise.
1497 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1498 (sse4_1_zero_extendv2hiv2di2): Likewise.
1499 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1500 (sse4_1_zero_extendv2siv2di2): Likewise.
1501 (*sse4_1_zero_extendv2siv2di2): Likewise.
1502 (sse4_1_ptest): Likewise.
1503 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1504 (sse4_2_pcmpestri): Likewise.
1505 (sse4_2_pcmpestrm): Likewise.
1506 (sse4_2_pcmpistri): Likewise.
1507 (sse4_2_pcmpistrm): Likewise.
1509 (aeskeygenassist): Likewise.
1511 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/predicates.md (vzeroall_operation): New.
1515 * config/i386/sse.md (avx_vzeroall): New.
1516 (*avx_vzeroall): Likewise.
1518 2008-08-28 Paul Brook <paul@codesourcery.com>
1519 Mark Shinwell <shinwell@codesourcery.com>
1520 Richard Earnshaw <richard.earnshaw@arm.com>
1522 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1523 (TARGET_MIN_ANCHOR_OFFSET): New.
1524 (arm_override_options): Set correct anchor ranges for Thumb-1
1525 and Thumb-2 if required.
1526 (legitimize_pic_address): Handle case involving a TLS symbol
1527 reference with an addend.
1528 (arm_optimization_options): Enable section anchors at -O1 and
1530 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1531 * config/arm/arm-protos.h (arm_optimization_options): New.
1533 2008-08-28 Nick Clifton <nickc@redhat.com>
1535 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1536 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1539 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1540 * config/v850/v850.md (return): Remove frame size restriction.
1542 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1544 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1546 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1548 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1550 2008-08-28 Paul Brook <paul@codesourcery.com>
1552 * config/arm/vfp11.md: Update license notice.
1553 * config/arm/cortex-r4.md: Ditto.
1555 2008-08-28 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/37207
1558 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1561 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1564 * tree.c (int_fits_type_p): Don't forget unsigned integers
1565 of type sizetype which higher end word equals -1.
1567 2008-08-28 Ira Rosen <irar@il.ibm.com>
1569 * target.h (struct vectorize): Add new target builtin.
1570 * tree-vectorizer.c (destroy_loop_vec_info): Call
1571 vect_free_slp_instance instead of vect_free_slp_node.
1572 * tree-vectorizer.h (enum slp_load_perm_type): New.
1573 (struct _slp_instance): Add new fields.
1574 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1575 (SLP_INSTANCE_LOADS): New.
1576 (vect_free_slp_tree): Remove.
1577 (vect_free_slp_instance): Declare.
1578 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1579 (vectorizable_load): Add argument.
1580 (vect_transform_slp_perm_load): New.
1581 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1583 (vect_get_place_in_interleaving_chain): New function.
1584 (vect_free_slp_tree): Make static.
1585 (vect_free_slp_instance): New function.
1586 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1587 collect the load location in the interleaving chain.
1588 (vect_supported_slp_permutation_p): New function.
1589 (vect_supported_load_permutation_p): Likewise.
1590 (vect_analyze_slp_instance): In case of loads permutation, call
1591 vect_supported_load_permutation_p to check that the permutation is
1593 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1594 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1595 (vect_create_mask_and_perm): New function.
1596 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1597 (vectorizable_load): Add an argument. Don't keep the created vectors
1598 statements in the node if permutation is required. Call
1599 vect_transform_slp_perm_load to generate the permutation.
1600 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1601 additional argument.
1602 (vect_schedule_slp_instance): In case of loads permutation, allocate
1603 vectorized statements structure for all the related SLP nodes. Call
1604 vect_transform_stmt with addditional argument.
1605 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1606 * config/spu/spu.c (spu_builtin_vec_perm): New.
1607 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1608 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1609 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1610 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1612 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1614 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1615 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1616 __gthread_cond_signal, __gthread_cond_timedwait,
1617 __gthread_cond_timedwait_recursive): New functions.
1618 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1620 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1623 2008-08-28 Richard Guenther <rguenther@suse.de>
1626 * fold-const.c (maybe_canonicalize_comparison_1): Require
1627 undefined overflow only for canonicalizing A +- CST cmp CST.
1628 Make sure to not generate new constants that are not inside
1629 their TYPE_MIN/MAX_VALUE range.
1630 (maybe_canonicalize_comparison): Remove undefined overflow
1632 (fold_binary): Remove now duplicate folding.
1634 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1636 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1637 use not updated in the last change.
1639 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1641 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1642 (IRA_COVER_CLASSES): Add FPUL_REGS.
1644 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1647 * c-common.c (conversion_warning): Check for null operands.
1649 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1652 * c-decl.c (check_for_loop_decls): Improve error message. Give
1655 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1658 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1659 (convert_for_assignment): Pass corrent OPT_W* parameter to
1660 WARN_FOR_ASSIGNMENT.
1662 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1665 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1667 2008-08-27 Paul Brook <paul@codesourcery.com>
1669 * config.gcc: Loosen checks for arm uclinux eabi targets.
1671 2008-08-27 Paul Brook <paul@codesourcery.com>
1673 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1675 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1677 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1679 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1680 the enumerators of an ENUMERAL_TYPE.
1681 * dbxout.c (dbxout_type): Ditto.
1683 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1686 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1687 (fwprop_addr): Check that the loop_father is not the outer loop.
1689 2008-08-26 Paul Brook <paul@codesourcery.com>
1691 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1692 Remove documentation entry for fmul type.
1693 Use fmuls to annotate single-precision multiplication patterns,
1694 fmuld to annotate double-precision multiplication patterns,
1695 fmacs to annotate single-precision multiply-accumulate patterns
1696 and fmacd to annotate double-precision multiply-accumulate patterns.
1697 * config/arm/vfp11.md: Update reservations accordingly.
1698 * config/arm/arm.md: Note that certain values of the "type"
1699 attribute are documented in vfp.md.
1700 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1701 (v10_cvt): Use new fmul types.
1703 2008-08-26 Paul Brook <paul@codesourcery.com>
1705 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1706 * config/arm/vfp11.md: ...here. New.
1707 * config/arm/arm.md: Include vfp11.md.
1709 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1711 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1712 parameter to inform call.
1714 2008-08-26 Jeff Law <law@redhat.com>
1716 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1717 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1718 preferred class when copying a constant into a partial word register.
1720 2008-08-26 Ben Elliston <bje@au.ibm.com>
1722 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1723 * cp/typeck.c: Likewise.
1724 * cp/tree.c: Likewise.
1725 * gimple-low.c: Likewise.
1728 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1730 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1731 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1733 * doc/passes.texi: Describe IRA.
1735 * doc/tm.texi (IRA_COVER_CLASSES,
1736 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1738 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1739 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1740 -fira-propagate-cost, -fno-ira-share-save-slots,
1741 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1743 * flags.h (ira_algorithm): New enumeration.
1744 (flag_ira_algorithm, flag_ira_verbose): New external variable
1747 * postreload.c (gate_handle_postreload): Don't do post reload
1748 optimizations unless the reload is completed.
1750 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1753 * tree-pass.h (pass_ira): New external variable declaration.
1755 * reload.h: Add 2008 to the Copyright.
1757 * cfgloopanal.c: Include params.h.
1758 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1761 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1763 * toplev.c (ira.h): New include.
1764 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1765 (backend_init_target): Call ira_init.
1766 (backend_init): Call ira_init_once.
1767 (finalize): Call finish_ira_once.
1769 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1770 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1773 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1774 may_move_out_cost): New external variable declarations.
1775 (move_table): New typedef.
1777 * caller-save.c: Include headers output.h and ira.h.
1778 (no_caller_save_reg_set): New global variable.
1779 (save_slots_num, save_slots): New variables.
1780 (reg_save_code, reg_restore_code, add_stored_regs): Add
1782 (init_caller_save): Set up no_caller_save_reg_set.
1783 (init_save_areas): Reset save_slots_num.
1784 (saved_hard_reg): New structure.
1785 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1786 (initiate_saved_hard_regs, new_saved_hard_reg,
1787 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1789 (setup_save_areas): Add code for sharing stack slots.
1790 (all_blocks): New variable.
1791 (save_call_clobbered_regs): Process pseudo-register too.
1792 (mark_set_regs): Process pseudo-register too.
1793 (insert_one_insn): Put the insn after bb note in a empty basic
1794 block. Add insn check.
1796 * global.c (eliminable_regset): Make it external.
1797 (mark_elimination): Use DF_LR_IN for IRA.
1798 (pseudo_for_reload_consideration_p): New.
1799 (build_insn_chain): Make it external. Don't ignore spilled
1800 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1801 (gate_handle_global_alloc): New function.
1802 (pass_global_alloc): Add the gate function.
1804 * opts.c (decode_options): Set up flag_ira. Print the warning for
1806 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1808 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1810 * regmove.c (regmove_optimize): Don't do replacement of output for
1813 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1814 New external variable declarations.
1816 * local-alloc.c (update_equiv_regs): Make it external. Return
1817 true if jump label rebuilding should be done. Rescan new_insn for
1819 (gate_handle_local_alloc): New function.
1820 (pass_local_alloc): Add the gate function.
1822 * alias.c (value_addr_p, stack_addr_p): New functions.
1823 (nonoverlapping_memrefs_p): Use them for IRA.
1825 * common.opt (fira, fira-algorithm, fira-coalesce,
1826 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1827 fira-verbose): New options.
1829 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1830 move_cost, may_move_in_cost, may_move_out_cost): Make the
1832 (move_table): Remove typedef.
1833 (init_move_cost): Make it external.
1834 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1837 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1838 setup_reg_classes): New function prototypes.
1839 (eliminable_regset): New external variable declaration.
1840 (build_insn_chain, update_equiv_regs): New function prototypes.
1842 * Makefile.in (IRA_INT_H): New definition.
1843 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1844 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1845 (reload1.o, toplev.o): Add dependence on ira.h.
1846 (cfgloopanal.o): Add PARAMS_H.
1847 (caller-save.o): Add dependence on output.h and ira.h.
1848 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1849 ira-emit.o, ira-lives.o): New entries.
1851 * passes.c (pass_ira): New pass.
1853 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1855 * reload1.c (ira.h): Include the header.
1856 (changed_allocation_pseudos): New bitmap.
1857 (init_reload): Initiate the bitmap.
1858 (compute_use_by_pseudos): Permits spilled registers in FROM.
1859 (temp_pseudo_reg_arr): New variable.
1860 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1861 IRA. Call alter_reg with the additional parameter. Don't clear
1862 spilled_pseudos for IRA. Restore original insn chain for IRA.
1863 Clear changed_allocation_pseudos at the end of reload.
1864 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1865 (hard_regno_to_pseudo_regno): New variable.
1866 (count_pseudo): Check spilled pseudos. Set up
1867 hard_regno_to_pseudo_regno.
1868 (count_spilled_pseudo): Check spilled pseudos. Update
1869 hard_regno_to_pseudo_regno.
1870 (find_reg): Use better_spill_reload_regno_p. Check
1871 hard_regno_to_pseudo_regno.
1872 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1874 (eliminate_regs_1): Use additional parameter for alter_reg.
1875 (finish_spills): Set up pseudo_previous_regs only for spilled
1876 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1877 more arguments. Don't clear live_throughout and dead_or_set for
1878 spilled pseudos. Use additional parameter for alter_reg. Call
1879 mark_allocation_change. Set up changed_allocation_pseudos.
1880 Remove sanity check.
1881 (emit_input_reload_insns, delete_output_reload): Use additional
1882 parameter for alter_reg. Call mark_allocation_change.
1883 (substitute, gen_reload_chain_without_interm_reg_p): New
1885 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1887 * testsuite/gcc.dg/20080410-1.c: New file.
1889 * config/s390/s390.h (IRA_COVER_CLASSES,
1890 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1892 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1894 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1896 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1898 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1900 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1902 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1904 2008-08-24 Jeff Law <law@redhat.com>
1905 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1906 when ignoring unavailable registers.
1908 2008-08-24 Jeff Law <law@redhat.com>
1909 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1910 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1911 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1912 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1914 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1915 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1917 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1918 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1919 * reload1.c (find_reg): Process registers in register allocation order.
1921 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1922 * toplev.c (backend_init_target): Move ira_init call from
1924 (lang_dependent_init_target): ...to here.
1926 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1927 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1928 calculate memory move costs for NO_REGS.
1930 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1931 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1932 STACK_REGS is defined.
1934 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1935 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1937 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1938 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1940 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1941 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1942 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1945 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1946 Dorit Nuzman <dorit@il.ibm.com>
1948 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1949 vec_extract_evenv4sf, vec_extract_evenv8hi,
1950 vec_extract_evenv16qi, vec_extract_oddv4si,
1951 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1952 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1953 vec_interleave_highv4si, vec_interleave_lowv4si,
1954 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1955 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1956 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1958 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1961 * config/rs6000/rs6000.c (optimization_options): Don't default to
1962 section anchors without toplevel reorder.
1964 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1966 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1967 (mfc_end_critical_section): Likewise.
1969 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1971 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1972 all type qualifiers from element type to vector type.
1974 2008-08-25 David Daney <ddaney@avtrex.com>
1976 * config/mips/mips.md (immediate_insn): Move up in file, fix
1977 comment typo, reformat.
1978 (fetchop_bit, atomic_hiqi_op memory_barrier,
1979 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1980 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1981 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1982 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1983 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1984 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1985 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1986 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1987 sync_old_nand<mode>, sync_new_nand<mode>,
1988 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1989 test_and_set_12): Moved to sync.md.
1991 * config/mips/sync.md: New file.
1993 2008-08-25 Richard Henderson <rth@redhat.com>
1995 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1996 (regsave): Likewise.
1997 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1998 (output_cfi_directive): Likewise.
1999 (div_data_align): New.
2000 (output_cfi): Use it.
2002 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2004 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2005 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2006 (TARGET_OCTEON): New macro.
2007 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2008 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2009 (ISA_HAS_POP): New macro.
2010 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2012 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2014 * config/mips/mips.md (cpu): Add octeon.
2015 (type): Add pop attribute value.
2016 (popcount<mode>2): New pattern.
2017 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2019 2008-08-24 Jan Hubicka <jh@suse.cz>
2021 * doc/invoke.texi (-fipa-cp-clone): New option.
2022 (-fipa-cp): Update docs.
2023 (--param ipcp-unit-growth):New.
2024 * ipa-cp.c: Include fibheap.h, params.h
2025 (ipcp_initialize_node_lattices): When not cloning, all externally
2026 visible functions are bottom.
2027 (ipcp_need_redirect_p): Accept clones.
2028 (ipcp_insert_stage): Use cost driven heuristics.
2029 (max_count, dead_nodes): New static vars.
2030 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2031 ipcp_const_param_count): New functions.
2032 * common.opt (ipa-cp-clone): New command line option.
2033 * params.def (ipcp-unit-growth): New.
2035 2008-08-24 Jan Hubicka <jh@suse.cz>
2037 * tree-inline.c (tree_function_versioning): Look harder
2038 for referenced vars.
2040 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2042 PR tree-optimization/37185
2043 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2045 2008-08-23 Jan Hubicka <jh@suse.cz>
2047 * ipa-cp.c (ipcp_analyze_node): New function.
2048 (ipcp_update_cloned_node): Use it.
2049 (ipcp_init_stage): Likewise.
2050 * ipa-inline.c (function_insertion_hook_holder): New static var.
2051 (analyze_function): Break out from ....
2052 (inline_generate_summary): Here; register insertion hook.
2053 (cgraph_decide_inlining): Remove hook.
2054 (add_new_function): New function.
2056 2008-08-23 Jan Hubicka <jh@suse.cz>
2058 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2060 2008-08-23 Jan Hubicka <jh@suse.cz>
2062 * ipa-cp.c (constant_val_insert): Remove.
2063 (ipcp_propagate_one_const): Remove.
2064 (ipcp_create_replace_map): Always insert replacements to the map.
2065 (ipcp_insert_stage): Do not try to insert statements by hand.
2066 * tree-inline.c (insert_init_stmt): Break out from ...
2067 (setup_one_parameter): ... here; allow NULL BB pointer.
2068 (tree_function_versioning): Use setup_one_parameter to process
2071 2008-08-23 Jan Hubicka <jh@suse.cz>
2073 * tree.c (decl_address_ip_invariant_p): New function.
2074 * tree.h (decl_address_ip_invariant_p): Declare.
2075 * gimple.c (strip_invariant_refs): Break out from ...
2076 (is_gimple_invariant_address): ... here
2077 (is_gimple_ip_invariant_address): New function.
2078 (is_gimple_ip_invariant): New function.
2079 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2082 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2083 (ipcp_lat_is_insertable): All constants are insertable.
2084 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2085 IPA_CONST_VALUE_REF.
2086 (ipcp_initialize_node_lattices): Propagate all types of operands.
2087 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2088 (ipcp_create_replace_map): Reformat.
2089 (ipcp_need_redirect_p): Simplify.
2090 (ipcp_insert_stage): Check that argument is used before clonning.
2091 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2092 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2093 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2094 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2095 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2096 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2097 * tree-inline.c (tree_function_versioning): Add variables referenced by
2100 2008-08-23 Jan Hubicka <jh@suse.cz>
2103 * i386.c (standard_80387_constant_p): Use optimize_size.
2105 2008-08-23 Ira Rosen <irar@il.ibm.com>
2107 PR tree-optimization/37161
2108 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2109 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2110 (vect_determine_vectorization_factor): Move the scalar type
2111 retrieval to vect_get_smallest_scalar_type.
2112 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2113 scalar type. Remove redundant computation.
2114 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2115 (vect_get_slp_defs): Take the type of RHS into account if
2116 necessary by calling vect_get_smallest_scalar_type. Call
2117 vect_get_constant_vectors with additional argument.
2119 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2122 * doc/invoke.texi (Wwrite-strings): Clarify description.
2124 2008-08-23 Ira Rosen <irar@il.ibm.com>
2126 PR tree-optimization/37174
2127 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2128 def stmt is a part of the loop before accessing its stmt_vec_info.
2130 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2133 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2134 (*swap): New insn pattern.
2135 (*ashlqi3): Rename from ashlqi3 insn pattern.
2136 (ashlqi3): New expanders.
2137 (*lshrqi3): Rename from lshrqi3 insn pattern.
2138 (lshrqi3): New expanders.
2139 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2140 lshrqi3_const5, lshrqi3_const6): New splitters.
2141 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2142 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2145 2008-08-22 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/37078
2148 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2149 [+INF, +INF] ranges.
2151 2008-08-22 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/37143
2154 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2155 a conversion statement instead of a copy.
2157 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2161 CCCmode, CCOmode and CCSmode destination modes.
2164 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2165 from different units in a single alternative.
2166 (*vec_extractv2sf_1): Ditto.
2167 (*vec_extractv2si_0): Ditto.
2168 (*vec_extractv2si_1): Ditto.
2169 * config/i386/sse.md (sse2_storehpd): Ditto.
2170 (sse2_storelpd): Ditto.
2171 (sse2_loadhpd): Ditto.
2172 (sse2_loadlpd): Ditto.
2175 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2176 (popcountsi2): Ditto.
2177 (clzdi2_abm): Ditto.
2178 (popcountdi2): Ditto.
2179 (clzhi2_abm): Ditto.
2180 (popcounthi2): Ditto.
2182 2008-08-22 Richard Guenther <rguenther@suse.de>
2186 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2187 if the multiplication does not overflow.
2189 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2191 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2193 2008-08-21 Richard Henderson <rth@redhat.com>
2195 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2196 spurrious comma from test.
2197 * configure: Rebuild.
2199 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2202 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2205 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2207 * c-tree.h (grokfield): New argument.
2208 * c-decl.c (grokfield): Handle new location argument.
2209 * c-parser.c (c_parser_struct_declaration): Pass location to
2212 2008-08-21 Richard Guenther <rguenther@suse.de>
2214 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2216 2008-08-21 Jan Hubicka <jh@suse.cz>
2218 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2219 (cgraph_add_function_insertion_hook,
2220 cgraph_remove_function_insertion_hook,
2221 cgraph_call_function_insertion_hooks): New functions.
2222 * cgraph.h (cgraph_add_function_insertion_hook,
2223 cgraph_remove_function_insertion_hook,
2224 cgraph_call_function_insertion_hooks): Declare.
2225 * ipa-reference.c (function_insertion_hook_holder): New variable.
2226 (check_operand, look_for_address_of): When checking late, do not care
2227 about module bitmaps.
2228 (add_new_function): New function.
2229 (generate_summary): Register hooks; zero module bitmaps.
2230 (propagate): Unregister hooks.
2231 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2232 (add_new_function): New function.
2233 (generate_summary): Register hook.
2234 (propagate): Remove hook.
2236 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2238 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2239 * ipa-cp.c (ipcp_update_cloned_node): New function.
2240 (build_const_val): Handle functions correctly; bring type logic
2241 into sync with tree-inline.c
2242 (ipcp_init_stage): Take care of computing stuff needed by
2243 indirect inlining; update clones.
2244 (ipcp_generate_summary): Break out of ipcp_driver.
2245 (ipcp_driver): Do only execution and transformation.
2246 (pass_ipa_cp): Make IPA_PASS.
2247 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2249 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2250 ipcp, some info is already available.
2251 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2252 * tree-inline.c (remap_ssa_name): Unshare expression.
2254 2008-08-21 Richard Guenther <rguenther@suse.de>
2256 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2257 a PHI ask VN if it is already available.
2258 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2259 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2261 2008-08-21 Richard Guenther <rguenther@suse.de>
2264 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2265 makes sure to produce a result of the correct type.
2267 2008-08-21 Jan Hubicka <jh@suse.cz>
2268 Backport from LTO branch:
2270 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2271 Jan Hubicka <jh@suse.cz>
2274 (init_state, finish_state, set_function_state, generate_summary):
2276 (scan_stmt): Renamed from scan_function. Changed to keep state in
2277 local static vars rather than cgraph aux field.
2278 (propagate): Renamed from static_execute. Changed to keep state in
2279 local static vars rather than cgraph aux field.
2280 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2281 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2283 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2285 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2286 * ipa-reference.c (init_function_info, generate_summary,
2287 propagate): New functions.
2288 (analyze_function): Call init_function_info.
2289 (static_execute): Stripped into generate_summary and propagate.
2290 (pass_ipa_reference): Made into ipa_opt_pass.
2292 2008-08-21 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/37181
2295 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2297 (extract_range_from_unary_expr): Likewise.
2299 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2301 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2303 * toplev.h (pedwarn_at): Likewise.
2304 * builtins.c: Update all calls to pedwarn.
2305 * c-lex.c: Likewise.
2306 * toplev.c: Likewise.
2307 * c-tree.h: Likewise.
2308 * c-decl.c: Likewise.
2309 * c-errors.c: Likewise.
2310 * c-typeck.c: Likewise.
2311 * c-common.c: Likewise.
2312 * c-parser.c: Likewise.
2314 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2317 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2318 with MODE_VECTOR_INT mode.
2320 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2323 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2324 initialized outside the current module.
2325 (warn_uninitialized_var): Ignore left-hand side when walking the
2326 trees. Ignore address expressions. Examine VUSE operands in gimple
2327 statements with a variable declaration on the right-hand side.
2329 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2332 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2334 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2337 * c-common.c (conversion_warning): Do not warn if applying bit-and
2338 operator to unsigned constant that fits in the target type.
2340 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2343 * c-common.c (conversion_warning): Do not warn for artificial
2346 2008-08-20 Richard Guenther <rguenther@suse.de>
2348 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2349 (extract_range_from_binary_expr): Fall back to constant propagation.
2350 (extract_range_from_unary_expr): Likewise.
2352 2008-08-20 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2355 with TREE_THIS_VOLATILE on shared nodes.
2356 (fold_stmt_r): Likewise.
2358 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2361 * c-parser.c (c_parser_attributes): For keywords use canonical
2362 spelling for attr_name.
2364 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2366 * value-prof.c (check_counter): Revert wrong call to error.
2368 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2370 * profile.c: Update calls to inform.
2371 * value-prof.c: Update calls to inform.
2373 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2375 * diagnostic.c (inform): Add an explicit location_t parameter.
2376 * toplev.h (inform): Update declaration.
2377 * builtins.c: Update all calls to inform.
2378 * c-common.c: Likewise.
2379 * c-decl.c: Likewise.
2380 * c-opts.c: Likewise.
2381 * c-pch.c: Likewise.
2382 * c-pragma.c: Likewise.
2383 * c-typeck.c: Likewise.
2384 * coverage.c: Likewise.
2386 * toplev.c: Likewise.
2387 * tree-cfg.c: Likewise.
2388 * tree-ssa.c: Likewise.
2390 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2393 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2394 V2DI mode, for SSE4.1, use movq instead of vector set if the
2395 second element is zero and inter-unit moves are OK.
2397 2008-08-20 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2400 properly handle conversion/copy chains after tuplification.
2402 2008-08-20 Richard Guenther <rguenther@suse.de>
2404 * passes.c (init_optimization_passes): Move the second
2405 forwprop pass before alias computation. Remove the second
2406 DCE pass. Remove the first dominator and phi copy/const
2409 2008-08-20 Nick Clifton <nickc@redhat.com>
2411 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2412 support of this feature. Do not assume that a sufficiently new
2413 assembler will support the feature regardless of the target type.
2414 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2415 * configure: Regenerate.
2417 2008-08-20 Richard Guenther <rguenther@suse.de>
2419 * tree-vrp.c (found_in_subgraph): Remove.
2420 (live): New global static.
2421 (live_on_edge): New function.
2422 (blocks_visited): Remove.
2423 (register_edge_assert_for_2): Use live_on_edge.
2424 (find_conditional_asserts): Remove code dealing with
2425 found_in_subgraph. Do not walk the CFG.
2426 (find_switch_asserts): Likewise.
2427 (find_assert_locations_1): Renamed from find_assert_locations.
2428 Move finding assert locations for conditional and switch
2429 statements first. Update live bitmap. Do not walk the CFG.
2430 (find_assert_locations): New function.
2431 (insert_range_assertions): Remove entry of CFG walk.
2432 Adjust call to find_assert_locations.
2433 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2434 that only can appear because of fake exit edges but assert we
2435 never try to insert on those.
2436 (fini_pre): Do not remove fake exit edges here...
2437 (execute_pre): ...but here, before committing edge inserts.
2439 2008-08-19 Richard Guenther <rguenther@suse.de>
2441 * passes.c (init_optimization_passes): Exchange store-ccp
2444 2008-08-19 Rafael Espindola <espindola@google.com>
2446 * varasm.c (weak_decls): Move earlier in the file.
2447 (assemble_external): Add weak decls to the weak_decls list.
2448 (declare_weak): Don't add decls to the weak_decls list.
2450 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2454 before (sse2_shufpd_<mode>).
2456 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2459 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2460 * tree.c (block_nonartificial_location): Likewise.
2462 2008-08-19 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/35972
2465 PR tree-optimization/23094
2466 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2468 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2469 handle MISALIGNED_INDIRECT_REF.
2470 (get_ref_from_reference_ops): New helper.
2471 (vn_reference_lookup_pieces): Walk the use-def chain using the
2472 alias-oracle if requested.
2473 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2474 walking the use-def chain.
2475 (compute_avail): But not here.
2476 (create_component_ref_by_pieces_1): Properly handle
2477 MISALIGNED_INDIRECT_REF.
2478 (do_regular_insertion): Handle fully redundant
2479 expressions after PHI-translation also for SSA_NAME values, not
2480 only constants. Correctly use edoubleprime for that.
2482 2008-08-19 Ira Rosen <irar@il.ibm.com>
2484 * tree-vectorizer.c (supportable_widening_operation): Support
2485 multi-step conversion, return the number of steps in such conversion
2486 and the required intermediate types.
2487 (supportable_narrowing_operation): Likewise.
2488 * tree-vectorizer.h (vect_pow2): New function.
2489 (supportable_widening_operation): Change argument types.
2490 (supportable_narrowing_operation): Likewise.
2491 (vectorizable_type_promotion): Add an argument.
2492 (vectorizable_type_demotion): Likewise.
2493 * tree-vect-analyze.c (vect_analyze_operations): Call
2494 vectorizable_type_promotion and vectorizable_type_demotion with
2495 additional argument.
2496 (vect_get_and_check_slp_defs): Detect patterns.
2497 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2499 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2500 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2501 according to the smallest type in the loop.
2502 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2503 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2504 supportable_widening_operation with correct arguments.
2505 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2506 operands lists according to the number of vector statements in left
2507 or right node, if exists.
2508 (vect_gen_widened_results_half): Remove unused argument.
2509 (vectorizable_conversion): Call supportable_widening_operation,
2510 supportable_narrowing_operation, and vect_gen_widened_results_half
2511 with correct arguments.
2512 (vectorizable_assignment): Change documentation, support multiple
2514 (vectorizable_operation): Likewise.
2515 (vect_get_loop_based_defs): New function.
2516 (vect_create_vectorized_demotion_stmts): Likewise.
2517 (vectorizable_type_demotion): Support loop-aware SLP and general
2518 multi-step conversion. Call vect_get_loop_based_defs and
2519 vect_create_vectorized_demotion_stmts for transformation.
2520 (vect_create_vectorized_promotion_stmts): New function.
2521 (vectorizable_type_promotion): Support loop-aware SLP and general
2522 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2524 (vectorizable_store): Change documentation, support multiple
2526 (vectorizable_load): Likewise.
2527 (vect_transform_stmt): Pass SLP_NODE to
2528 vectorizable_type_promotion and vectorizable_type_demotion.
2529 (vect_schedule_slp_instance): Move here the calculation of number
2530 of vectorized statements for each node from...
2531 (vect_schedule_slp): ... here.
2532 (vect_transform_loop): Call vect_schedule_slp without the last
2535 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2538 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2539 to == in assert statement.
2540 (vectorizable_reduction): Fix typo.
2542 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2545 * value-prof.c (check_counter): Dereference pointer to overall
2546 count when printing it.
2548 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2550 * profile.h: Really add it.
2552 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2554 * mcf.c: Really add it.
2556 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2557 Vinodha Ramasamy <vinodha@google.com>
2559 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2561 * value-prof.c (check_counter): Fix the counter if
2562 flag_profile_correction is true.
2563 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2564 tree_mod_subtract_transform):
2565 Follow check_counter parameter change.
2566 * common.opt (fprofile-correction): New option.
2568 * profile.h: Likewise.
2569 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2570 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2571 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2573 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2574 flag_profile_correction is set.
2576 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2578 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2580 2008-08-18 Tomas Bily <tbily@suse.cz>
2582 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2583 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2585 * tree-data-ref.c (split_constant_offset_1): Likewise.
2586 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2587 * tree-sra.c (sra_walk_expr): Likewise.
2588 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2589 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2590 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2591 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2593 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2594 * tree-vect-transform.c (vectorizable_type_demotion)
2595 (vectorizable_type_promotion): Likewise.
2596 * tree-inline.c (expand_call_inline):
2597 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2598 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2599 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2600 * expr.c (expand_expr_real_1): Likewise.
2601 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2602 (gimple_assign_unary_useless_conversion_p): Likewise.
2603 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2604 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2605 * fold-const.c (fold_unary): Likewise.
2606 * tree.h (CONVERT_EXPR_P): Likewise.
2607 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2608 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2610 (register_edge_assert_for_2, extract_range_from_unary_expr)
2611 (register_edge_assert_for_1): Likewise.
2613 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2615 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2616 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2617 (enum real_value_const): Delete.
2618 (get_real_const): Delete.
2619 * real.c (get_real_const): Delete.
2620 (dconst_e_ptr): Define.
2621 (dconst_third_ptr): Define.
2622 (dconst_sqrt2_ptr): Define.
2623 * builtins.c: Update all callers.
2625 2008-08-18 Richard Guenther <rguenther@suse.de>
2627 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2628 statement iterator after statement removal.
2630 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2632 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2633 (detect_processor_freebsd): Likewise.
2634 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2636 2008-08-18 Richard Guenther <rguenther@suse.de>
2638 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2639 and loads have the correct types.
2641 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2644 * c-opts.c (cpp_opts): Remove static.
2645 * c-parser.c (cpp_opts): Declare it extern.
2646 (disable_extension_diagnostics): Handle cpp options.
2647 (enable_extension_diagnostics): Likewise.
2649 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2651 * diagnostics.c (permerror_at): Rename as permerror.
2652 (permerror): Delete.
2653 * toplev.h: Likewise.
2655 2008-08-18 Richard Guenther <rguenther@suse.de>
2657 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2658 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2659 Move call_cdce before build_alias. Move copyrename2,
2660 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2661 right after final inlining.
2662 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2663 (pass_build_cfg): But instead via TODO_dump_func.
2665 2008-08-18 Richard Guenther <rguenther@suse.de>
2667 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2669 (scalarize_init): If we failed to generate some initializers
2670 do not generate zeros for not instantiated members. Instead
2671 rely on the copy out.
2672 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2673 about missing flow-sensitive alias info only if we have
2676 2008-08-17 Nick Clifton <nickc@redhat.com>
2678 * doc/extend.texi (Function Attributes): Fix typo in description
2679 if hot function attribute.
2681 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2682 Richard Sandiford <rdsandiford@googlemail.com>
2684 * doc/install.texi (--with-mips-plt): Document.
2685 * doc/invoke.texi (-mplt, -mno-plt): Document.
2686 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2687 and handle ${with_mips_plt}.
2688 * config/mips/mips.opt (mplt): New option.
2689 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2690 (TARGET_ABICALLS_PIC2): Likewise.
2691 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2692 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2693 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2694 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2695 to decide whether to output ".option picX" directives.
2696 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2697 Pass -call_nonpic rather than -KPIC for -mplt.
2698 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2699 on the command line. Also remove it when -mabi=64 is used without
2701 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2702 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2703 TARGET_ABICALLS_PIC0.
2704 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2706 (mips16_build_function_stub): Only output ".option pic" directives
2707 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2708 (mips16_build_call_stub): Fix comment and remove redundant
2709 ".set at"/"set .noat" directives.
2710 (mips_function_rodata_section): Use the default behaviour for
2711 TARGET_ABSOLUTE_ABICALLS.
2712 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2713 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2714 (mips_restore_gp): Do nothing if the current function doesn't use
2716 (mips_expand_prologue): Only save $gp if the current function uses it.
2717 Use a normal move for TARGET_ABICALLS_PIC0.
2718 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2720 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2722 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2723 of function when handling GLOBAL_POINTER_REGNUM.
2725 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2728 * common.opt (-fstack-check): Do not declare the variable here.
2729 (-fstack-check=): New option variant.
2730 * doc/invoke.texi (Code Gen Options): Document it.
2731 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2732 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2733 (STACK_CHECK_STATIC_BUILTIN): New macro.
2734 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2735 * opts.c: Include expr.h.
2736 (common_handle_option) <OPT_fold_stack_check_>: New case.
2737 <OPT_fstack_check>: Likewise.
2738 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2739 consistently in the test for variable-sized types. Adjust for
2740 new behaviour of flag_stack_check.
2741 * explow.c: Include except.h.
2742 (allocate_dynamic_stack_space): Do not take into account
2743 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2744 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2745 for variable-sized parameters. Treat all parameters whose size is
2746 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2747 stack checking is enabled.
2748 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2749 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2750 if generic stack checking is enabled.
2751 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2752 * reload1.c (reload): Likewise.
2753 * stmt.c (expand_decl): Assert that all automatic variables have
2754 fixed size at this point and remove dead code.
2755 * flags.h (stack_check_type): New enumeration type.
2756 (flag_stack_check): Declare.
2757 * toplev.c (flag_stack_check): New global variable.
2758 * Makefile.in (opts.o): Add dependency on EXPR_H.
2759 (explow.o): Add dependency on except.h.
2761 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2763 * config/avr/avr.c (avr_override_options): Reduce value of
2764 PARAM_INLINE_CALL_COST.
2766 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2768 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2769 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2770 lieu of TYPE_MODE (type) throughout.
2772 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2774 * config/arm/arm.c (add_minipool_backward_ref): Check for
2775 8-byte-aligned entries in second case of forcing insertion after a
2776 particular entry. Change third case to avoid inserting
2777 non-8-byte-aligned entries before 8-byte-aligned ones.
2779 2008-08-15 Richard Guenther <rguenther@suse.de>
2781 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2782 strip components for unknown size accesses.
2784 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2786 * config/s390/2097.md New file.
2787 * config/s390/s390.md ("z10prop" attribute): Define none,
2788 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2789 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2790 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2791 possible values and apply them to insns as appropriate.
2792 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2793 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2794 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2795 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2797 ("bfp" mode attribute): Removed. Every occurence replaced
2799 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2800 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2803 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2806 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2809 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2811 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2812 additional argument. Support reduction when duplication is needed due
2813 to data-types of different sizes in the loop.
2814 (get_initial_def_for_induction): Fix printout.
2815 (vect_get_vec_def_for_stmt_copy): Support case where the
2816 vec_stmt_for_operand is a phi node.
2817 (vectorizable_reduction): Support reduction when duplication is needed
2818 due to data-types of different sizes in the loop.
2819 (vectorizable_call): Remove restriction to not vectorize in case we
2820 have data-types of different sizes in the loop.
2821 (vectorizable_conversion): Likewise.
2822 (vectorizable_operation): Likewise.
2823 (vectorizable_type_demotion): Likewise.
2824 (vectorizable_type_promotion): Likewise.
2825 (vectorizable_induction): Add restriction to not vectorize in case
2826 we have data-types of different sizes in the loop.
2828 2008-08-14 Christophe Saout <christophe@saout.de>
2829 Uros Bizjak <ubizjak@gmail.com>
2832 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2833 (*vec_concatv2di_rex64_sse4_1): Ditto.
2834 (*vec_concatv2di_rex64_sse): Ditto.
2836 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2839 * fold-const.c (fold_widened_comparison): Do not allow
2840 sign changes that change the result even if shorter type
2841 is wider than arg1_unw's type.
2843 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2845 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2846 Skip if the multilib testing specifies -march that does not
2847 agree with the one specified in the testcase.
2849 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2851 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2852 zero extend SImode values being converted to TFmode before passing
2855 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2857 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2858 __PPU__ when targeting the Cell/B.E. PPU processor.
2860 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2862 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2863 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2864 Rematerialize the static chain, if any.
2865 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2868 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2870 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2871 (new_loc_descr): Likewise.
2872 (add_loc_descr): Likewise.
2873 (size_of_loc_descr): Likewise.
2874 (size_of_locs): Likewise.
2875 (output_loc_operands): Likewise.
2876 (output_loc_sequence): Likewise.
2877 (new_reg_loc_descr): New.
2878 (build_cfa_loc): Use it.
2879 (build_cfa_aligned_loc): Likewise.
2880 (one_reg_loc_descriptor): Likewise.
2881 (based_loc_descr): Likewise.
2883 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2886 * doc/invoke.texi (Wmain): Update.
2887 * c-decl.c (start_decl): warn_main is only 0 or 1.
2888 (start_function): Likewise. Fix formatting.
2889 (finish_function): Delete redundant warning.
2890 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2891 * c-opts (c_common_handle_option): -Wall only has effect if
2892 warn_main is uninitialized. OPT_Wmain is automatically
2893 handled. -pedantic also enables Wmain.
2894 (c_common_post_options): Handle all logic for Wmain here.
2895 * c-common.c (warn_main): Delete.
2896 (check_main_parameter_types): Make pedwarns conditional on
2898 * c-common.h (warn_main): Delete.
2900 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2903 * expr.c (emit_group_store): Allocate stack temp with the
2904 largest alignment when copying from register to stack.
2906 2008-08-13 Richard Guenther <rguenther@suse.de>
2908 * tree.h (maybe_fold_offset_to_address): Declare.
2909 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2910 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2911 Likewise for POINTER_PLUS_EXPR.
2912 (maybe_fold_offset_to_reference): Enable disabled code.
2913 (maybe_fold_offset_to_address): New function.
2914 (fold_stmt_r): Use it.
2915 (fold_gimple_assign): Likewise.
2916 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2917 (gimplify_expr): Likewise.
2919 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2921 * toplev.h (pedwarn_at): Fix declaration.
2923 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2925 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2926 LINK_SPEC): Use %R in -Y P argument.
2928 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2931 * diagnostic.c (pedwarn_at): New.
2932 * toplev.h (pedwarn_at): Declare.
2933 * c-tree.h (build_enumerator): Update declaration.
2934 * c-decl.c (finish_enum): Update comment.
2935 (build_enumerator): Take a location parameter. Give a pedwarn but do
2936 not perform any conversion.
2937 * c-parser.c (c_parser_enum_specifier): Set correct location for
2940 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2943 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2944 expressions except for conversions to signed:1 bitfields. Handle
2945 COND_EXPR with constant operands.
2947 2008-08-13 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/15255
2950 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2951 (struct oecount_s): New struct and VEC types.
2953 (oecount_hash): New function.
2954 (oecount_eq): Likewise.
2955 (oecount_cmp): Likewise.
2956 (zero_one_operation): New function.
2957 (build_and_add_sum): Likewise.
2958 (undistribute_ops_list): Perform un-distribution of multiplication
2959 and division on the chain of summands.
2960 (should_break_up_subtract): Also break up subtracts for factors.
2961 (reassociate_bb): Delete dead visited statements.
2962 Call undistribute_ops_list. Re-sort and optimize if it did something.
2963 * passes.c (init_optimization_passes): Move DSE before
2965 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2968 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2970 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2972 * doc/invoke.texi: Revert unintended checkin.
2974 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2977 * gcc.c (include_spec_function): Tweak call to find_a_file.
2979 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2982 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2983 and TRUTH_ORIF_EXPR.
2984 * dojump.c (do_jump): Likewise.
2986 PR tree-optimization/37084
2987 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2988 if id->regimplify, don't assume stmt is a cast assignment.
2990 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2992 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2994 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2997 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3000 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3002 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3003 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3005 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3006 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3007 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3008 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3009 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3011 * doc/tm.texi (Storage Layout): Remove documentation for
3012 TARGET_FLOAT_FORMAT.
3014 * simplify-rtx.c (simplify_binary_operation_1): Replace
3015 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3017 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3019 * real.h (struct real_format): New member has_sign_dependent_rounding.
3020 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3021 spu_single_format, ieee_double_format, mips_double_format,
3022 motorola_double_format, ieee_extended_motorola_format,
3023 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3024 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3025 mips_extended_format, ieee_quad_format, mips_quad_format,
3026 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3027 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3029 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3030 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3031 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3032 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3033 (ROUND_TOWARDS_ZERO): Likewise.
3035 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3036 (FLOAT_MODE_FORMAT): New macro.
3037 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3038 (MODE_COMPOSITE_P): ... this new macro.
3039 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3040 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3041 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3043 * flags.h: Include "real.h".
3045 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3046 REAL_MODE_FORMAT_COMPOSITE_P.
3047 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3049 * doc/tm.texi (Storage Layout): Remove documentation of
3050 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3051 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3052 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3053 they only apply to libgcc2.a.
3055 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3057 * config/spu/float_disf.c: New file.
3058 * config/spu/float_unsdisf.c: New file.
3059 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3060 (LIB2FUNCS_EXCLUDE): Define.
3062 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3063 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3065 * real.h (struct real_format): New member round_towards_zero.
3066 * real.c (round_for_format): Respect fmt->round_towards_zero.
3067 (ieee_single_format, mips_single_format, motorola_single_format,
3068 spu_single_format, ieee_double_format, mips_double_format,
3069 motorola_double_format, ieee_extended_motorola_format,
3070 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3071 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3072 mips_extended_format, ieee_quad_format, mips_quad_format,
3073 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3074 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3076 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3077 real_format to choose rounding mode when calling MPFR functions.
3078 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3079 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3081 * real.h (real_to_decimal_for_mode): Add prototype.
3082 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3083 Respect target rounding mode when generating decimal representation.
3084 (real_to_decimal): New stub for backwards compatibility.
3085 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3086 real_to_decimal_for_mode instead of real_to_decimal.
3088 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3090 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3091 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3093 * real.c (spu_single_format): New variable.
3094 * real.h (spu_single_format): Declare.
3096 * config/spu/spu.c (spu_override_options): Install SFmode format.
3097 (spu_split_immediate): Use integer mode to operate on pieces of
3098 floating-point values in all cases.
3100 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3101 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3102 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3104 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3106 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3108 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3110 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3112 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3115 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3116 on the VAR_DECL instead of TYPE_READONLY on its type.
3118 2008-08-12 Ira Rosen <irar@il.ibm.com>
3120 * tree-vectorizer.c: Depend on langhooks.h.
3121 (supportable_widening_operation): Add two arguments. Support double
3123 (supportable_narrowing_operation): Likewise.
3124 * tree-vectorizer.h (supportable_widening_operation): Add two
3126 (supportable_narrowing_operation): Likewise.
3127 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3128 supportable_widening_operation with correct arguments.
3129 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3130 (vectorizable_type_demotion): Support double type conversions.
3131 (vectorizable_type_promotion): Likewise.
3132 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3134 2008-08-11 Michael Matz <matz@suse.de>
3136 * i386/i386.c (override_options): Move initialisation from
3137 flag_schedule_insns_after_reload to here from ...
3138 (optimization_options): ... here.
3140 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3142 PR rtl-optimization/36998
3143 * dwarf2out.c (compute_barrier_args_size_1,
3144 compute_barrier_args_size): Temporarily remove assertions.
3146 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3149 * tree-ssa.c (struct walk_data): Add new flag
3150 warn_possibly_uninitialized.
3151 (warn_uninitialized_var): Use it.
3152 (warn_uninitialized_vars): New.
3153 (execute_early_warn_uninitialized): Call it.
3154 (execute_late_warn_uninitialized): Likewise.
3156 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3159 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3162 2008-08-09 Jan Hubicka <jh@suse.cz>
3165 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3167 (expand_fix): Be prepared for expansion to fail.
3168 (expand_sfix_optab): Remove instructions if expansion failed.
3170 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3172 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3174 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3175 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3177 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3179 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3180 mips/t-libgcc-mips16 to tmake_file.
3181 * config/mips/mips-protos.h (mips_call_type): New enum.
3182 (mips_pic_base_register, mips_got_load): Declare.
3183 (mips_restore_gp): Take an rtx argument.
3184 (mips_use_pic_fn_addr_reg_p): Declare.
3185 (mips_expand_call): Replace the sibcall_p argument with
3186 a mips_call_type argument. Add a lazy_p parameter.
3187 (mips_split_call): Declare.
3188 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3189 (MIPS16_PIC_TEMP): Likewise.
3190 (reg_class): Delete M16_NA_REGS.
3191 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3192 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3193 (mips_split_hi_p): Declare.
3194 * config/mips/mips.c (mips_split_hi_p): New array.
3195 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3196 (mips_got_symbol_type_p): New function.
3197 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3198 (mips16_stub_function_p): New function.
3199 (mips16_local_function_p): Likewise.
3200 (mips_use_pic_fn_addr_reg_p): Likewise.
3201 (mips_cannot_force_const_mem): Return false for HIGHs.
3202 Extend CONST_INT and symbolic handling to MIPS16, using
3203 mips_symbol_insns to check that the base symbol type is a
3204 legitimate constant. Reject GOT-based constants if
3205 TARGET_MIPS16_PCREL_LOADS.
3206 (mips_const_insns): Check targetm.cannot_force_const_mem when
3207 decomposing a symbolic base and a large offset.
3208 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3209 When calling a function that needs $25 from MIPS16 code,
3210 move the target address into $25 separately and add a USE
3212 (mips16_gp_pseudo_reg): Insert the initializer immediately
3213 before the first real insn.
3214 (mips_pic_base_register, mips_got_load): New functions.
3215 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3216 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3217 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3218 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3219 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3220 also passing NULL_RTX rather than const0_rtx as the aux argument.
3221 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3222 instead of TARGET_EXPLICIT_RELOCS.
3223 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3224 (mips_load_call_address): Replace the sibcall_p argument with
3225 a mips_call_type argument. Use mips_got_load.
3226 (mips16_local_alias): New structure.
3227 (mips16_local_aliases): New variable.
3228 (mips16_local_aliases_hash): New function.
3229 (mips16_local_aliases_eq): Likewise.
3230 (mips16_local_alias): Likewise.
3231 (mips16_stub_function): Likewise.
3232 (mips16_build_function_stub): Create a local alias for the target
3233 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3234 .cpload directive and an R_MIPS_NONE relocation for the target
3235 function, then load the alias rather than the function itself.
3236 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3237 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3238 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3239 (mips16_build_call_stub): Replace the FN parameter with an
3240 FN_PTR parameter. Force the address into a register if it
3241 isn't a call_insn_operand; don't rely on the caller to do this.
3242 If a call to a locally-defined and locally-binding MIPS16
3243 function must be made indirectly, redirect the call to the
3244 function's local alias. Use mips16_stub_function_p,
3245 mips16_stub_function, mips_expand_call and use_reg.
3246 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3247 Use explicit %hi and %lo accesses where possible.
3248 Use MIPS_CALL to generate the correct code form of a
3249 jal instruction. Add clobbers of $18 instead of uses.
3250 Update the call to mips_emit_call_insn.
3251 (mips_expand_call): Replace the SIBCALL_P argument with a
3252 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3253 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3254 allowing it to modify the call address. Update the calls to
3255 mips_load_call_address and mips_emit_call_insn.
3256 (mips_split_call): New function.
3257 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3258 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3259 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3260 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3261 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3263 (mips_cprestore_slot): New function.
3264 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3265 and use mips_cprestore_slot.
3266 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3268 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3269 then use a copygp_mips16 instruction to set up $28.
3270 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3271 (mips16_lay_out_constants): Call split_all_insns_noflow.
3272 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3273 false if TARGET_MIPS16.
3274 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3275 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3276 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3277 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3278 MIPS16 code. Allow MIPS16 o32 PIC.
3279 (mips_override_options): Allow MIPS16 o32 PIC.
3280 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3281 after reload if TARGET_USE_GOT.
3282 (UNSPEC_COPYGP): New constant.
3283 (length): Use a default length of 8 for MIPS16 GOT loads.
3284 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3285 (*got_page<mode>): Check mips_split_hi_p.
3286 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3287 (unspec_got<mode>, unspec_call<mode>): New expanders.
3288 (load_got<mode>, load_call<mode>): Remove the length attributes.
3289 Use a got attribute instead of a type attribute.
3290 (copygp_mips16): New insn.
3291 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3292 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3293 (sibcall, sibcall_value, call, call_value): Update the calls
3294 to mips_expand_call.
3295 (call_internal, call_value_internal): Use mips_split_call.
3296 (call_value_multiple_internal): Likewise.
3297 (call_split): Move after call_internal (the insn it is split from).
3298 (call_internal_direct, call_value_internal_direct): Turn into
3299 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3300 (call_direct_split, call_value_direct_split): New patterns.
3301 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3302 and use M16_REGS instead of M16_NA_REGS.
3303 * config/mips/predicates.md (const_call_insn_operand): Replace
3304 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3305 mips_use_pic_fn_addr_reg_p check.
3306 (move_operand): Reject HIGHs if mips_split_hi_p.
3307 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3308 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3309 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3310 * config/mips/libgcc-mips16.ver: New file.
3311 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3312 $(srcdir)/config/mips/libgcc-mips16.ver.
3314 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3316 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3317 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3318 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3319 (mips16_cfun_returns_in_fpr_p): Likewise.
3321 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3323 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3324 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3325 rather than 4 to PC.
3327 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3329 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3330 (FUNCTION_PROFILER): Save the static chain pointer into $2
3331 beforehand and restore it aftewards.
3332 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3333 address directly into $25 and call the function through $25;
3334 do not clobber $3. Pad the DImode version to cover the space
3335 left by the deleted $25 <- $3 move.
3336 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3337 the removal of the $25 <- $3 move.
3338 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3339 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3341 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3342 Daniel Jacobowitz <dan@codesourcery.com>
3344 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3345 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3346 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3347 * config/mips/mips.c (mips_start_function_definition): New function.
3348 (mips_end_function_definition): Likewise.
3349 (mips_output_function_prologue): Use mips_start_function_definition.
3350 (mips_output_function_epilogue): Use mips_end_function_definition.
3351 (build_mips16_function_stub): Use mips_start_function_definition
3352 and mips_end_function_definition.
3353 (build_mips16_call_stub): Likewise.
3355 2008-08-09 Richard Guenther <rguenther@suse.de>
3357 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3358 * gimple.h (gimple_call_fn): Adjust comment.
3359 (gimple_call_set_fndecl): New function.
3360 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3361 longer having bare FUNCTION_DECL operand.
3362 (gimple_call_return_type): Likewise.
3363 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3365 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3366 (gimple_mod_pow2): Likewise.
3367 (gimple_mod_subtract): Likewise.
3368 (gimple_ic): Likewise.
3369 (gimple_stringop_fixed_value): Likewise.
3370 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3371 longer having bare FUNCTION_DECL operand.
3372 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3373 * omp-low.c (optimize_omp_library_calls): Likewise.
3374 * cgraphunit.c (update_call_expr): Likewise.
3375 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3376 (execute_convert_to_rsqrt): Likewise.
3377 * cfgexpand.c (gimple_to_tree): Simplify.
3378 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3379 bare FUNCTION_DECL operand.
3380 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3381 (convert_gimple_call): Use gimple_call_fndecl.
3382 * c-common.c (c_warn_unused_result): Likewise.
3384 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3387 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3388 (c_finish_return): Likewise.
3389 (c_start_case): Likewise.
3390 * c-common.c (warn_for_collisions_1): Use explicit location in
3392 * c-parser.c (c_parser_condition): New. Call
3393 verify_sequence_points.
3394 (c_parser_paren_condition): Call c_parser_condition.
3395 (c_parser_for_statement): Call c_parser_condition.
3397 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3400 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3401 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3402 Moved from diagnostic.h
3403 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3405 (emit_diagnostic): New.
3406 (warning0, pedwarn0): Delete.
3407 (warning, warning_at, pedwarn, permerror): Return bool.
3408 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3409 Moved to diagnostic.c.
3410 (struct diagnostic_context): Use correct type for
3411 classify_diagnostic.
3412 (diagnostic_report_diagnostic): Update declaration.
3413 (emit_diagnostic): Declare.
3414 * errors.c (warning): Return bool.
3415 * errors.h (warning): Update declaration.
3416 * toplev.h (warning0, pedwarn0): Delete.
3417 (warning, warning_at, pedwarn, permerror): Return bool.
3418 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3419 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3420 inform. Update all calls.
3421 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3422 before giving informative note.
3423 (implicit_decl_warning): Likewise.
3424 * c-typeck.c (build_function_call): Likewise.
3425 * tree-sssa.c (warn_uninit): Likewise.
3426 * builtins.c (gimplify_va_arg_expr): Likewise.
3428 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3431 * doc/invoke.texi (-Wextra): Move warning from here...
3432 (-Wuninitialized): ... to here.
3434 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3437 * flags.h (set_Wunused): Delete
3438 * toplev.c (process_options): Handle Wunused flags here.
3439 * opts.c (maybe_warn_unused_parameter): Delete.
3440 (common_handle_option): Replace set_Wunused by warn_unused.
3441 (set_Wextra): Do not handle Wunused-parameter here.
3442 (set_Wunused): Delete.
3443 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3445 * common.opt (Wunused): Add Var and Init.
3446 (Wunused-function): Likewise.
3447 (Wunused-label): Likewise.
3448 (Wunused-parameter): Likewise.
3449 (Wunused-value): Likewise.
3450 (Wunused-variable): Likewise.
3452 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3454 * doc/invoke.texi: Add cpu_type power7.
3455 * config.in (HAVE_AS_VSX): New.
3456 * config.gcc: Add cpu_type power7.
3457 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3459 * configure: Regenerate.
3460 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3462 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3463 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3464 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3466 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3468 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3469 type to vectorize.builtin_conversion.
3470 (vectorizable_conversion): Likewise.
3471 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3472 integral type as input.
3473 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3475 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3476 and ALTIVEC_BUILTIN_VCTSXS.
3477 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3480 2008-08-08 Richard Guenther <rguenther@suse.de>
3482 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3483 (surely_varying_stmt_p): Calls are varying only if they are
3484 non-builtin and not indirect or have no result.
3485 (ccp_fold): Re-instantiate code before the tuples merge.
3487 2008-08-08 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/37056
3490 * gimple.h (gimple_assign_rhs_class): New helper function.
3491 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3492 unary operations properly.
3494 2008-08-07 Jan Hubicka <jh@suse.cz>
3496 * i386.h (ix86_size_cost): Declare.
3497 (ix86_cur_cost): New function macro.
3498 * i386.md (peepholes expanding size and splitters): Predicate by
3499 optimize_insn_for_speed_p.
3500 (peepholes reduce size and splitters): Predicate by
3501 optimize_insn_for_size_p.
3502 * i386.c (ix86_size_cost): Rename from ...
3503 (size_cost): This one.
3504 (override_options): Update.
3505 (decide_alg): Likewise.
3506 (ix86_expand_clear): Use RTL profile.
3507 (ix86_pad_returns): Use RTL profile.
3509 2008-08-07 Jan Hubicka <jh@suse.cz>
3511 * recog.c (split_all_insns): Set RTL profile
3512 (peephole2_optimize): Likewise.
3513 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3514 * combine.c (combine_instructions): Likewise.
3516 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3518 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3520 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3522 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3523 value in a6 after the set_frame_ptr insn.
3525 2008-08-07 Richard Henderson <rth@redhat.com>
3528 * gcc.c (cpp_options): Pass along -g*.
3530 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3532 * config/arm/arm.c (output_move_neon): Update comment describing
3533 big-endian vector layout.
3534 (arm_assemble_integer): Do not handle big-endian NEON vectors
3536 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3537 neon_vget_lane<mode>_sext_internal,
3538 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3539 element indices for big-endian.
3541 2008-08-07 Richard Henderson <rth@redhat.com>
3543 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3544 * configure, config.in: Rebuild.
3545 * debug.h (dwarf2out_do_cfi_asm): Declare.
3546 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3547 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3548 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3549 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3551 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3553 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3554 movv2si_internal): Combine into mov<mode>_internal.
3555 (movv2si_internal_2): Remove.
3557 2008-08-07 Jan Hubicka <jh@suse.cz>
3560 * i386.md (single stringop patterns): Enable unconditionally.
3562 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3565 * config/i386/emmintrin.h (_mm_move_epi64): Use
3566 __builtin_ia32_movq128.
3568 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3569 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3571 * config/i386/sse.md (sse2_movq128): New.
3573 * doc/extend.texi: Document __builtin_ia32_movq128.
3575 2008-08-07 Richard Guenther <rguenther@suse.de>
3578 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3579 pointers can access anything.
3581 2008-08-06 Jan Hubicka <jh@suse.cz>
3583 * optabs.c (emit_unop_insn): Break out to ...
3584 (maybe_emit_unop_insn): ... this one.
3585 (expand_sfix_optab): Use maybe variant.
3586 * optabs.h (maybe_emit_unop_insn): Declare.
3588 * i386.md (mov0 patterns): Enable by default.
3589 (FP conversion expanders): Disable expansion of code expanding
3590 sequences when instruction should be optimized for size.
3591 (single strinop patterns): Enable when optimizing for size.
3592 (string expanders): Disable expanding of code expanding sequences
3593 when optimizning instruction for size.
3594 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3596 (ix86_fp_comparison_sahf_cost): Likewise.
3597 (ix86_expand_branch): Likewise.
3598 (ix86_expand_ashl_const): Likewise.
3599 (ix86_split_ashl): Likewise.
3600 (ix86_expand_strlen): Likewise.
3601 (ix86_emit_fp_unordered_jump): Likewie.
3603 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * c-common.c: Fix typo.
3606 (c_common_reswords): Activate more C++ keyword warnings.
3608 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3610 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3613 * diagnostic.c (permerror_at): New.
3614 * toplev.h (permerror_at): Declare.
3616 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3617 Ira Rosen <irar@il.ibm.com>
3619 * tree-vect-transform.c (vect_model_simple_cost): Return
3620 immediately if stmt is pure SLP.
3621 (vect_model_store_cost): Ditto.
3622 (vect_model_load_cost): Ditto.
3623 (vectorizable_store): Remove PURE_SLP check before call
3624 to vect_model_store_cost.
3625 (vect_model_store_cost): When checking whether stmt describe
3626 strided access, add a check that it is not slp_node.
3628 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3631 * c-common.c (warn_for_sign_compare): New. Handle separately the
3632 case that 'constant' is zero.
3633 * c-typeck.c (build_binary_op): Move code to c-common.c
3635 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3637 * config/alpha/alpha.c (alpha_preferred_reload_class,
3638 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3639 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3640 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3641 * config/arm/arm.md: Likewise.
3642 * config/avr/avr-protos.h (preferred_reload_class,
3643 test_hard_reg_class, avr_simplify_comparison_p,
3644 out_shift_with_cnt, class_max_nregs): Likewise.
3645 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3646 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3647 preferred_reload_class, test_hard_reg_class): Likewise.
3648 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3649 bfin_memory_move_cost, bfin_secondary_reload,
3650 bfin_output_mi_thunk): Likewise.
3651 * config/crx/crx.c (crx_secondary_reload_class,
3652 crx_memory_move_cost): Likewise.
3653 * config/frv/frv-protos.h (frv_secondary_reload_class,
3654 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3655 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3656 frv_secondary_reload_class, frv_class_likely_spilled_p,
3657 frv_class_max_nregs): Likewise.
3658 * config/h8300/h8300.c (h8300_classify_operand,
3659 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3661 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3662 * config/ia64/ia64.c (ia64_preferred_reload_class,
3663 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3664 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3665 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3667 * config/m68hc11/m68hc11.c (preferred_reload_class,
3668 m68hc11_memory_move_cost): Likewise.
3669 * config/mcore/mcore.c (mcore_secondary_reload_class,
3670 mcore_reload_class): Likewise.
3671 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3672 mips_class_max_nregs, mips_cannot_change_mode_class,
3673 mips_preferred_reload_class, mips_secondary_reload_class,
3674 mips_output_mi_thunk): Likewise.
3675 * config/mmix/mmix.c (mmix_preferred_reload_class,
3676 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3678 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3680 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3681 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3682 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3683 * config/rs6000/rs6000.c (paired_expand_vector_init,
3684 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3685 compare_section_name, rs6000_memory_move_cost): Likewise.
3686 * config/s390/s390.c (s390_emit_compare_and_swap,
3687 s390_preferred_reload_class, s390_secondary_reload,
3688 legitimize_pic_address, legitimize_tls_address,
3689 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3690 s390_class_max_nregs): Likewise.
3691 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3692 * config/s390/s390.md: Likewise.
3693 * config/score/score-protos.h (score_secondary_reload_class,
3694 score_preferred_reload_class): Likewise.
3695 * config/score/score.c (score_preferred_reload_class,
3696 score_secondary_reload_class): Likewise.
3697 * config/score/score3.c (score3_output_mi_thunk,
3698 score3_preferred_reload_class, score3_secondary_reload_class,
3699 score3_hard_regno_mode_ok): Likewise.
3700 * config/score/score3.h (score3_preferred_reload_class,
3701 score3_secondary_reload_class): Likewise.
3702 * config/score/score7.c (score7_output_mi_thunk,
3703 score7_preferred_reload_class, score7_secondary_reload_class,
3704 score7_hard_regno_mode_ok): Likewise.
3705 * config/score/score7.h (score7_preferred_reload_class,
3706 score7_secondary_reload_class): Likewise.
3707 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3708 output_branchy_insn, add_constant, gen_block_redirect,
3709 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3710 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3712 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3713 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3714 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3715 xstormy16_preferred_reload_class): Likewise.
3716 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3717 xtensa_expand_atomic, override_options,
3718 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3720 * reorg.c (try_merge_delay_insns): Likewise.
3721 * tree.c (merge_dllimport_decl_attributes): Likewise.
3723 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3725 2008-08-06 Michael Matz <matz@suse.de>
3727 * Makefile.in (write_entries_to_file): Quote words.
3728 * gengtype.c: (read_input_line): Skip over leading white-space.
3730 2008-08-06 Marc Gauthier <marc@tensilica.com>
3732 * config.gcc: Match more processor names for Xtensa.
3733 * configure.ac: Likewise.
3734 * doc/install.texi (Specific): Likewise.
3735 * configure: Regenerate.
3737 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3740 * calls.c (avoid_likely_spilled_reg): Likewise.
3741 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3742 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3743 * config/i386/i386.c (ix86_expand_special_args_builtin,
3744 ix86_secondary_reload): Likewise.
3745 * except.c (struct eh_region, gen_eh_region_catch,
3746 remove_unreachable_regions, duplicate_eh_regions,
3747 assign_filter_values, build_post_landing_pads,
3748 sjlj_find_directly_reachable_regions, remove_eh_handler,
3749 reachable_next_level, foreach_reachable_handler,
3750 can_throw_internal_1, can_throw_external_1,
3751 collect_one_action_chain): Likewise.
3752 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3753 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3754 * function.c (update_temp_slot_address, instantiate_new_reg,
3755 instantiate_virtual_regs_in_rtx,
3756 instantiate_virtual_regs_in_insn): Likewise.
3757 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3758 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3759 gimplify_cleanup_point_expr): Likewise.
3760 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3761 * passes.c (next_pass_1): Likewise.
3762 * print-tree.c (print_node_brief, print_node): Likewise.
3763 * profile.c (branch_prob): Likewise.
3764 * tree-dump.c (dump_register): Likewise.
3765 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3767 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3768 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3769 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3770 copy_arguments_for_versioning, copy_static_chain): Likewise.
3771 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3772 add_new_name_mapping, register_new_name_mapping): Likewise.
3773 * tree-mudflap.c (mf_xform_derefs): Likewise.
3774 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3775 get_init_expr, combine_chains): Likewise.
3776 * tree-pretty-print.c (dump_generic_node): Likewise.
3777 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3778 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3779 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3780 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3782 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3785 * calls.c (expand_call): Use the biggest preferred stack
3788 2008-08-06 Michael Matz <matz@suse.de>
3791 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3792 for reused reload, instead of overwriting them.
3794 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3797 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3798 for incoming stack boundary.
3800 * function.c (assign_parm_find_entry_rtl): Update
3801 parm_stack_boundary.
3803 * function.h (rtl_data): Add parm_stack_boundary.
3805 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3806 parm_stack_boundary for incoming stack boundary.
3808 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3810 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3811 for unrepresentable subregs or treat them as equal to other regs
3812 or subregs with the same register number.
3814 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3817 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3820 2008-08-06 Jan Hubicka <jh@suse.cz>
3822 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3823 frequencies might be hot.
3825 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3827 * reload.c (find_reloads): Force constants into literal pool
3828 also if they are wrapped in a SUBREG.
3830 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3833 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3834 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3835 Don't allow predicated instructions for data speculation.
3836 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3839 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3841 * haifa-sched.c (extend_global): Split to extend_global_data and
3842 extend_region_data. Update all uses.
3843 (extend_all): Rename to extend_block_data.
3845 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3847 * sched-rgn.c (new_ready): Check if instruction can be
3848 speculatively scheduled before attempting speculation.
3849 (debug_rgn_dependencies): Remove wrongful assert.
3851 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3853 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3855 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3857 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3858 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3859 va_size, and type_size.
3861 2008-08-04 Jason Merrill <jason@redhat.com>
3864 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3865 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3867 2008-08-05 Richard Henderson <rth@redhat.com>
3869 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3870 * configure: Rebuild.
3872 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3875 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3876 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3879 2008-08-05 Richard Henderson <rth@redhat.com>
3881 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3882 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3883 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3884 * common.opt (fdwarf2-cfi-asm): New.
3885 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3886 * config.in, configure: Rebuild.
3887 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3888 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3889 (dw2_force_const_mem): Externalize.
3890 * dwarf2asm.h: Update.
3891 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3892 generate a real label.
3893 (output_cfi_directive): New.
3894 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3895 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3896 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3898 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3899 (output_loc_operands_raw, output_loc_sequence_raw): New.
3900 (output_cfa_loc_raw): New.
3902 2008-08-05 Paul Brook <paul@codesourcery.com>
3904 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3905 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3906 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3907 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3908 * config/arm/arm.h (TARGET_VFPD32): Define.
3909 (TARGET_VFP3): Use TARGET_VFPD32.
3910 (fputype): Add FPUTYPE_VFP3D16.
3911 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3912 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3913 * config/arm/arm-cores.def: Add cortex-r4f.
3914 * config/arm/arm-tune.md: Regenerate.
3916 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3918 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3919 Reword some comments throughout the file.
3921 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3922 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3923 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3924 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3926 (MFC_START_ENABLE): Remove PPU-only define.
3927 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3928 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3930 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3931 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3932 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3933 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3934 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3935 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3936 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3938 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3939 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3940 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3941 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3943 (spu_read_machine_status): Fix typo.
3945 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3947 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3948 SUBREG of multi-word hard register.
3949 * config/spu/spu.c (valid_subreg): Likewise.
3950 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3952 2008-08-04 Richard Guenther <rguenther@suse.de>
3954 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3955 the candidate with the stripped base if that base is different
3956 from the original base even for offset zero.
3958 2008-08-04 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3962 check for no_overflow.
3964 2008-08-04 Richard Guenther <rguenther@suse.de>
3966 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3968 2008-08-04 Paul Brook <paul@codesourcery.com>
3970 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3971 (arm_order_regs_for_local_alloc): New function.
3972 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3974 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3976 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3980 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3981 (ix86_expand_epilogue): Likewise.
3983 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3985 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3988 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3990 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3991 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3992 (*movv2sf_internal_rex64): Ditto.
3994 2008-08-03 Jan Hubicka <jh@suse.cz>
3996 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3997 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3998 * expmed.c (expand_smod_pow2): Likewise.
4000 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4004 alternative 0 of operand 1.
4005 (*vec_concatv2di_rex64_sse): Ditto.
4006 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4008 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4009 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4010 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4011 (*movv2sf_internal_rex64): Ditto.
4013 2008-08-02 Richard Guenther <rguenther@suse.de>
4016 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4017 (ssedoublesizemode): New mode attribute.
4018 (sse_shufps): Call gen_sse_shufps_v4sf.
4019 (sse_shufps_1): Macroize.
4020 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4021 (sse2_shufpd_1): Macroize.
4022 (vec_extract_odd, vec_extract_even): New expanders.
4023 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4024 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4025 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4026 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4027 (ix86_expand_vector_set): Likewise.
4028 (ix86_expand_reduc_v4sf): Likewise.
4030 2008-08-01 Doug Kwan <dougkwan@google.com>
4032 * matrix-reorg.c: Re-enable all code.
4033 (struct malloc_call_data): Change CALL_STMT to gimple type.
4034 (collect_data_for_malloc_call): Tuplify.
4035 (struct access_site_info): Change STMT to gimple type.
4036 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4037 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4038 (struct free_info): Change STMT to gimple type.
4039 (struct matrix_access_phi_node): Change PHI to gimple type.
4040 (get_inner_of_cast_expr): Remove.
4041 (may_flatten_matrices_1): Tuplify.
4042 (may_flatten_matrices): Ditto.
4043 (mark_min_matrix_escape_level): Ditto.
4044 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4045 (ssa_accessed_in_call_rhs): New
4046 (ssa_accessed_in_assign_rhs): New
4047 (record_access_alloc_site_info): Tuplify.
4048 (add_allocation_site): Ditto.
4049 (analyze_matrix_allocation_site): Ditto.
4050 (analyze_transpose): Ditto.
4051 (get_index_from_offset): Ditto.
4052 (update_type_size): Ditto.
4053 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4054 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4055 (analyze_accesses_for_phi_node): Tuplify.
4056 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4057 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4058 (analyze_matrix_accesses): Tuplify.
4059 (check_var_data): New call-back type for check_var_notmodified_p.
4060 (check_var_notmodified_p): Tuplify and use call-back struct to
4061 return statement found.
4062 (can_calculate_expr_before_stmt): Factor out statement related code
4064 (can_calculate_stmt_before_stmt): New.
4065 (check_allocation_function): Tuplify.
4066 (find_sites_in_func): Ditto.
4067 (record_all_accesses_in_func): Ditto.
4068 (transform_access_sites): Ditto.
4069 (transform_allocation_sites): Ditto.
4070 (matrix_reorg): Re-enable.
4071 (gate_matrix_reorg): Re-enable.
4073 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4075 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4076 for labels for which it hasn't been set yet. If it has been set,
4077 stop walking insns and continue with next worklist item.
4078 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4079 if the only BARRIER is at the very end of a function.
4081 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4083 * cfgexpand.c (expand_stack_alignment): Assert that
4084 stack_realign_drap and drap_rtx must match.
4086 * function.c (instantiate_new_reg): If DRAP is used to realign
4087 stack, replace virtual_incoming_args_rtx with internal arg
4090 2008-08-01 Richard Guenther <rguenther@suse.de>
4092 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4093 loop information only if we initialized it.
4094 (execute_pre): Call fini_pre with in_fre.
4095 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4096 if we do not unroll because we hit max-completely-peeled-insns.
4097 Use our estimation for consistency, do allow shrinking.
4099 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4101 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4102 with MIN_STACK_BOUNDARY.
4103 (ix86_update_stack_boundary): Likewise.
4104 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4107 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4108 (MIN_STACK_BOUNDARY): This.
4110 2008-08-01 Richard Guenther <rguenther@suse.de>
4113 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4115 2008-08-01 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/36988
4118 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4119 do not matter if that doesn't change volatile qualification.
4121 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4123 * configure.ac: Do not generate libada-mk. Do not subst
4125 * libada-mk.in: Remove.
4126 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4127 * configure: Regenerate.
4129 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4131 * tree-pass.h: Added comment about not dumping passes with name
4132 starting with star in struct opt_pass.
4133 * passes.c (register_dump_files_1): Don't do dump for a pass with
4134 name starting with star.
4135 * doc/passes.texi (Pass manager): Mention pass names and special
4136 meaning of star prefix to avoid dump.
4138 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4140 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4142 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4143 (ISA_MIPS64R2): New macro.
4144 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4145 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4146 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4147 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4148 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4149 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4150 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4151 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4152 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4153 Move up to keep list alphabetically sorted.
4154 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4155 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4157 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4158 (-march=@var{arch}): Add mips64r2.
4160 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4162 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4164 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4166 * expr.c (expand_assignment): Check for complete type.
4168 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4171 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4173 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4174 for stack alignment.
4176 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4178 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4180 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4181 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4183 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4185 PR rtl-optimization/36419
4186 * dwarf2out.c (barrier_args_size): New variable.
4187 (compute_barrier_args_size, compute_barrier_args_size_1): New
4189 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4190 if not called yet in the current function, use barrier_args_size
4191 array to find the new args_size value.
4192 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4194 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4197 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4200 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4203 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4204 (dwarf2out_stack_adjust): Use it.
4205 (dwarf2out_frame_debug_expr): Likewise.
4207 2008-07-31 Richard Guenther <rguenther@suse.de>
4209 PR tree-optimization/36978
4210 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4211 the generated condition.
4213 2008-07-31 Richard Guenther <rguenther@suse.de>
4215 * passes.c (init_optimization_passes): Always call
4216 pass_early_warn_uninitialized.
4217 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4218 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4219 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4221 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4224 * builtins.c (maybe_emit_free_warning): New function.
4225 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4226 maybe_emit_free_warning for BUILT_IN_FREE.
4229 * dwarf2out.c (get_context_die): New function.
4230 (force_decl_die, force_type_die): Use it.
4231 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4232 returns NULL, force generation of DW_TAG_typedef and put that into
4235 PR preprocessor/36649
4236 * c-pch.c (c_common_read_pch): Save and restore
4237 line_table->trace_includes across PCH restore.
4239 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4242 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4244 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4247 * final.c (call_from_call_insn): Handle COND_EXEC.
4249 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4251 * builtins.c (std_gimplify_va_arg_expr): Replace
4252 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4253 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4255 2008-07-30 Joey Ye <joey.ye@intel.com>
4256 H.J. Lu <hongjiu.lu@intel.com>
4258 * builtins.c (expand_builtin_setjmp_receiver): Replace
4259 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4260 (expand_builtin_apply_args_1): Likewise.
4261 (expand_builtin_longjmp): Need DRAP for stack alignment.
4262 (expand_builtin_apply): Likewise.
4264 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4265 instead of assign_stack_local to allow alignment reduction.
4267 * calls.c (emit_call_1): Need DRAP for stack alignment if
4269 (expand_call): Replace virtual_incoming_args_rtx with
4270 crtl->args.internal_arg_pointer.
4271 * stmt.c (expand_nl_goto_receiver): Likewise.
4273 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4274 alignment and store to stack_alignment_estimated and
4275 max_used_stack_slot_alignment.
4276 (expand_one_var): Likewise.
4277 (expand_stack_alignment): New function.
4278 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4279 and stack_alignment_estimated fields in rtl_data. Call
4280 expand_stack_alignment at end.
4282 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4283 (MAX_STACK_ALIGNMENT): Likewise.
4284 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4285 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4287 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4288 stack alignment when generating virtual registers.
4290 * function.c (assign_stack_local): Renamed to ...
4291 (assign_stack_local_1): This. Add a parameter to indicate
4292 if it is OK to reduce alignment.
4293 (assign_stack_local): Use it.
4294 (instantiate_new_reg): Instantiate virtual incoming args rtx
4295 to vDRAP if stack realignment and DRAP is needed.
4296 (assign_parms): Collect parameter/return type alignment and
4297 contribute to stack_alignment_estimated.
4298 (locate_and_pad_parm): Likewise.
4299 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4300 with crtl->args.internal_arg_pointer.
4302 * function.h (rtl_data): Add new field drap_reg,
4303 max_used_stack_slot_alignment, stack_alignment_estimated,
4304 stack_realign_needed, need_drap, stack_realign_processed and
4305 stack_realign_finalized.
4306 (stack_realign_fp): New macro.
4307 (stack_realign_drap): Likewise.
4309 * global.c (compute_regsets): Frame pointer is needed when
4310 stack is realigned. Can eliminate frame pointer when stack is
4311 realigned and dynamic realigned argument pointer isn't used.
4313 * reload1.c (update_eliminables): Frame pointer is needed
4314 when stack is realigned.
4315 (init_elim_table): Can eliminate frame pointer when stack is
4316 realigned and dynamic realigned argument pointer isn't used.
4318 * rtl.h (assign_stack_local_1): Declare new funtion.
4320 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4321 (TARGET_GET_DRAP_RTX): Likewise.
4322 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4323 TARGET_GET_DRAP_RTX.
4325 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4327 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4328 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4330 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4331 H.J. Lu <hongjiu.lu@intel.com>
4333 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4334 vdrap_reg, stack_realign and drap_reg_saved.
4335 (add_cfi): Don't allow redefining CFA when DRAP is used.
4336 (reg_save): Handle stack alignment.
4337 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4338 alignment. Don't generate DWARF information for (set fp sp)
4340 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4342 (int_loc_descriptor): Move prototype forward. Also define if
4343 DWARF2_UNWIND_INFO is true.
4344 (output_cfa_loc): Handle DW_CFA_expression.
4345 (build_cfa_aligned_loc): New.
4346 (based_loc_descr): Update assert for stack realign. For local
4347 variables, use sp+offset when stack is aligned without drap and
4348 fp+offset when stack is aligned with drap. For arguments, use
4349 cfa+offset when drap is used to align stack.
4351 2008-07-30 Joey Ye <joey.ye@intel.com>
4352 H.J. Lu <hongjiu.lu@intel.com>
4354 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4356 (ix86_gen_andsp): New.
4357 (ix86_user_incoming_stack_boundary): Likewise.
4358 (ix86_default_incoming_stack_boundary): Likewise.
4359 (ix86_incoming_stack_boundary): Likewise.
4360 (ix86_can_eliminate): Likewise.
4361 (find_drap_reg): Likewise.
4362 (ix86_update_stack_boundary): Likewise.
4363 (ix86_get_drap_rtx): Likewise.
4364 (ix86_finalize_stack_realign_flags): Likewise.
4365 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4366 (TARGET_GET_DRAP_RTX): Likewise.
4367 (override_options): Overide option value for new options.
4368 (ix86_function_ok_for_sibcall): Remove check for
4369 force_align_arg_pointer.
4370 (ix86_handle_cconv_attribute): Likewise.
4371 (ix86_function_regparm): Likewise.
4372 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4373 (ix86_va_start): Replace virtual_incoming_args_rtx with
4374 crtl->args.internal_arg_pointer.
4375 (ix86_select_alt_pic_regnum): Check DRAP register.
4376 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4377 (ix86_compute_frame_layout): Compute frame layout wrt stack
4379 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4380 (ix86_expand_prologue): Decide if stack realignment is needed
4381 and generate prologue code accordingly.
4382 (ix86_expand_epilogue): Generate epilogue code wrt stack
4383 realignment is really needed or not.
4385 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4386 (ABI_STACK_BOUNDARY): Likewise.
4387 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4388 (STACK_REALIGN_DEFAULT): Likewise.
4389 (INCOMING_STACK_BOUNDARY): Likewise.
4390 (MAX_STACK_ALIGNMENT): Likewise.
4391 (ix86_incoming_stack_boundary): Likewise.
4392 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4393 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4394 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4395 (machine_function): Remove force_align_arg_pointer.
4397 * config/i386/i386.md (BX_REG): New.
4398 (R13_REG): Likewise.
4400 * config/i386/i386.opt (mforce_drap): New.
4401 (mincoming-stack-boundary): Likewise.
4402 (mstackrealign): Add Init(-1).
4404 * config/i386/i386-protos.h (ix86_can_eliminate): New
4406 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4408 * doc/extend.texi: Update force_align_arg_pointer.
4410 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4413 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4414 (INCOMING_STACK_BOUNDARY): Likewise.
4415 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4416 (TARGET_GET_DRAP_RTX): Likewise.
4418 2008-07-30 Andreas Schwab <schwab@suse.de>
4420 PR rtl-optimization/36929
4421 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4422 add_insn_before and fix argument order.
4423 (replace_inc_dec_mem): Handle NULL rtx.
4425 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4427 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4429 (arm_compute_initial_elimination_offset): Use it.
4430 (arm_compute_save_reg_mask): Include static chain save slot when
4431 calculating alignment.
4432 (arm_get_frame_offsets): Ditto.
4433 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4434 that we can use to decrement the stack when the stack decrement
4435 could be too big for an immediate value in a single insn.
4436 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4438 2008-07-30 Richard Guenther <rguenther@suse.de>
4440 PR tree-optimization/36967
4441 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4442 Release defs of statements we remove.
4444 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4446 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4447 instead of NULL_RTVEC.
4449 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4453 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4456 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4458 * final.c (call_from_call_insn): New.
4459 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4461 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4463 * configure.ac: Substitute ADA_CFLAGS.
4464 * configure: Regenerate.
4465 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4466 * Makefile.in: Remove mention of X_* variables.
4467 * config/pa/x-ada-hpux10: Remove.
4468 * config/pa/x-ada: Remove.
4470 * doc/fragments.texi: Update.
4472 2008-07-30 Olivier Hainque <hainque@adacore.com>
4474 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4475 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4476 __dso_handle explicitly here.
4478 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4481 * c-typeck.c (build_binary_op): Encapsulate code into...
4482 * c-common.c (shorten_binary_op): ...this new function.
4483 (conversion_warning): Use the new function. Handle non-negative
4484 constant in bitwise-and.
4485 * c-common.h (shorten_binary_op): Declare.
4487 2008-07-30 Olivier Hainque <hainque@adacore.com>
4489 * scan.c (make_sstring_space): Add explicit conversions of
4490 allocator's return value.
4491 * fix-header.c (recognized_function): Likewise.
4493 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4495 * doc/cpp.texi: Update to GFDL 1.2.
4496 * doc/gcc.texi: Do not list GPL as Invariant Section.
4497 * doc/gccint.texi: Likewise. Update copyright years.
4498 * doc/install.texi: Update copyright years.
4500 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4503 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4504 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4506 2008-07-29 Jan Hubicka <jh@suse.cz>
4508 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4509 (grokdeclarator): Likewise.
4510 * langhooks.c (lhd_warn_unused_global_decl): Use
4511 DECL_DECLARED_INLINE_P.
4512 * print-tree.c (print_node): Remove DECL_INLINE check.
4514 2008-07-29 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/36945
4517 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4519 Record invariant addresses un-decomposed.
4520 (copy_reference_ops_from_call): Record reference call
4521 arguments properly. Simplify.
4522 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4523 helper split out from ...
4524 (create_component_ref_by_pieces): ... here. Simplify.
4525 Prepare for recursive invocation for call arguments.
4526 (create_expression_by_pieces): Adjust call to
4527 create_component_ref_by_pieces.
4528 (compute_avail): Process operand 2 of reference ops.
4530 2008-07-29 Richard Guenther <rguenther@suse.de>
4532 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4534 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4536 * c-format.c (check_format_types): Revert unwanted checkin.
4538 2008-07-29 Jan Hubicka <jh@suse.cz>
4540 * flags.h (flag_really_no_inline): Remove.
4541 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4542 * toplev.c (flag_really_no_inline): Remove.
4543 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4544 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4545 (cgraph_decide_inlining_incrementally): Likewise.
4546 (compute_inline_parameters): Likewise.
4547 * opts.c (decode_options): Simplify.
4548 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4549 * common.opt (finline): Initialize to 1.
4550 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4552 2008-07-29 Jan Hubicka <jh@suse.cz>
4554 * predict.c (always_optimize_for_size_p): New function.
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): New global
4559 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4560 * function.c (prepare_function_start): Set default profile.
4561 * function.h (rtl_data): Add maybe_hot_insn_p.
4562 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4563 (construct_exit_block): Likewise.
4564 (tree_expand_cfg): Likewise.
4566 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4567 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4568 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4569 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4572 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4575 * c-decl.c (merge_decls): Merge USED flags.
4577 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4579 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4580 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4581 next_stack, lab_false and lab_over trees.
4583 2008-07-28 Richard Guenther <rguenther@suse.de>
4585 PR tree-optimization/36957
4586 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4587 (useless_type_conversion_p): Remove.
4588 (types_compatible_p): Remove.
4589 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4590 (useless_type_conversion_p): Declare.
4591 (types_compatible_p): Declare.
4592 (gimple_expr_type): Return the base type only if it is
4593 trivially convertible to the subtype.
4595 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4597 * configure.ac: Use the m4_do macro to concatenate the warnings into
4598 one string in ACX_PROG_CC_WARNING_OPTS,
4599 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4600 * configure: Regenerate.
4602 2008-07-28 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4605 (insert_fake_stores): Remove.
4606 (realify_fake_stores): Likewise.
4607 (execute_pre): Remove dead code.
4608 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4609 (find_func_aliases): Deal with it here instead.
4610 Re-enable gcc_unreachable call.
4612 2008-07-28 Richard Guenther <rguenther@suse.de>
4614 Merge from gimple-tuples-branch.
4616 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4617 * gimple.def: New file.
4618 * gsstruct.def: Likewise.
4619 * gimple-iterator.c: Likewise.
4620 * gimple-pretty-print.c: Likewise.
4621 * tree-gimple.c: Removed. Merged into ...
4622 * gimple.c: ... here. New file.
4623 * tree-gimple.h: Removed. Merged into ...
4624 * gimple.h: ... here. New file.
4626 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4627 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4628 --enable-checking=gimple flag.
4629 * config.in: Likewise.
4630 * configure: Regenerated.
4632 * tree-ssa-operands.h: Tuplified.
4633 * tree-vrp.c: Likewise.
4634 * tree-loop-linear.c: Likewise.
4635 * tree-into-ssa.c: Likewise.
4636 * tree-ssa-loop-im.c: Likewise.
4637 * tree-dump.c: Likewise.
4638 * tree-complex.c: Likewise.
4639 * cgraphbuild.c: Likewise.
4640 * tree-ssa-threadupdate.c: Likewise.
4641 * tree-ssa-loop-niter.c: Likewise.
4642 * tree-pretty-print.c: Likewise.
4643 * tracer.c: Likewise.
4644 * gengtype.c: Likewise.
4645 * tree-loop-distribution.c: Likewise.
4646 * tree-ssa-loop-unswitch.c: Likewise.
4647 * cgraph.c: Likewise.
4648 * cgraph.h: Likewise.
4649 * tree-ssa-loop-manip.c: Likewise.
4650 * value-prof.c: Likewise.
4651 * tree-ssa-loop-ch.c: Likewise.
4652 * tree-tailcall.c: Likewise.
4653 * value-prof.h: Likewise.
4656 * tree-pass.h: Likewise.
4657 * ipa-cp.c: Likewise.
4658 * tree-scalar-evolution.c: Likewise.
4659 * tree-scalar-evolution.h: Likewise.
4660 * target.h: Likewise.
4661 * lambda-mat.c: Likewise.
4662 * tree-phinodes.c: Likewise.
4663 * diagnostic.h: Likewise.
4664 * builtins.c: Likewise.
4665 * tree-ssa-alias-warnings.c: Likewise.
4666 * cfghooks.c: Likewise.
4667 * fold-const.c: Likewise.
4668 * cfghooks.h: Likewise.
4669 * omp-low.c: Likewise.
4670 * tree-ssa-dse.c: Likewise.
4671 * ipa-reference.c: Likewise.
4672 * tree-ssa-uncprop.c: Likewise.
4673 * toplev.c: Likewise.
4674 * tree-gimple.c: Likewise.
4675 * tree-gimple.h: Likewise.
4676 * tree-chrec.c: Likewise.
4677 * tree-chrec.h: Likewise.
4678 * tree-ssa-sccvn.c: Likewise.
4679 * tree-ssa-sccvn.h: Likewise.
4680 * cgraphunit.c: Likewise.
4681 * tree-ssa-copyrename.c: Likewise.
4682 * tree-ssa-ccp.c: Likewise.
4683 * tree-ssa-loop-ivopts.c: Likewise.
4684 * tree-nomudflap.c: Likewise.
4685 * tree-call-cdce.c: Likewise.
4686 * ipa-pure-const.c: Likewise.
4687 * c-format.c: Likewise.
4688 * tree-stdarg.c: Likewise.
4689 * tree-ssa-math-opts.c: Likewise.
4690 * tree-ssa-dom.c: Likewise.
4691 * tree-nrv.c: Likewise.
4692 * tree-ssa-propagate.c: Likewise.
4693 * ipa-utils.c: Likewise.
4694 * tree-ssa-propagate.h: Likewise.
4695 * tree-ssa-alias.c: Likewise.
4696 * gimple-low.c: Likewise.
4697 * tree-ssa-sink.c: Likewise.
4698 * ipa-inline.c: Likewise.
4699 * c-semantics.c: Likewise.
4700 * dwarf2out.c: Likewise.
4702 * tree-ssa-loop-ivcanon.c: Likewise.
4703 * predict.c: Likewise.
4704 * tree-ssa-loop.c: Likewise.
4705 * tree-parloops.c: Likewise.
4706 * tree-ssa-address.c: Likewise.
4707 * tree-ssa-ifcombine.c: Likewise.
4708 * matrix-reorg.c: Likewise.
4709 * c-decl.c: Likewise.
4710 * tree-eh.c: Likewise.
4711 * c-pretty-print.c: Likewise.
4712 * lambda-trans.c: Likewise.
4713 * function.c: Likewise.
4714 * langhooks.c: Likewise.
4715 * ebitmap.h: Likewise.
4716 * tree-vectorizer.c: Likewise.
4717 * function.h: Likewise.
4718 * langhooks.h: Likewise.
4719 * tree-vectorizer.h: Likewise.
4720 * ipa-type-escape.c: Likewise.
4721 * ipa-type-escape.h: Likewise.
4722 * domwalk.c: Likewise.
4723 * tree-if-conv.c: Likewise.
4724 * profile.c: Likewise.
4725 * domwalk.h: Likewise.
4726 * tree-data-ref.c: Likewise.
4727 * tree-data-ref.h: Likewise.
4728 * tree-flow-inline.h: Likewise.
4729 * tree-affine.c: Likewise.
4730 * tree-vect-analyze.c: Likewise.
4731 * c-typeck.c: Likewise.
4732 * gimplify.c: Likewise.
4733 * coretypes.h: Likewise.
4734 * tree-ssa-phiopt.c: Likewise.
4735 * calls.c: Likewise.
4736 * tree-ssa-coalesce.c: Likewise.
4737 * tree.def: Likewise.
4738 * tree-dfa.c: Likewise.
4739 * except.c: Likewise.
4740 * except.h: Likewise.
4741 * cfgexpand.c: Likewise.
4742 * tree-cfgcleanup.c: Likewise.
4743 * tree-ssa-pre.c: Likewise.
4744 * tree-ssa-live.c: Likewise.
4745 * tree-sra.c: Likewise.
4746 * tree-ssa-live.h: Likewise.
4747 * tree-predcom.c: Likewise.
4748 * lambda.h: Likewise.
4749 * tree-mudflap.c: Likewise.
4750 * ipa-prop.c: Likewise.
4751 * print-tree.c: Likewise.
4752 * tree-ssa-copy.c: Likewise.
4753 * ipa-prop.h: Likewise.
4754 * tree-ssa-forwprop.c: Likewise.
4755 * ggc-page.c: Likewise.
4756 * c-omp.c: Likewise.
4757 * tree-ssa-dce.c: Likewise.
4758 * tree-vect-patterns.c: Likewise.
4759 * tree-ssa-ter.c: Likewise.
4760 * tree-nested.c: Likewise.
4761 * tree-ssa.c: Likewise.
4762 * lambda-code.c: Likewise.
4763 * tree-ssa-loop-prefetch.c: Likewise.
4764 * tree-inline.c: Likewise.
4765 * tree-inline.h: Likewise.
4766 * tree-iterator.c: Likewise.
4767 * tree-optimize.c: Likewise.
4768 * tree-ssa-phiprop.c: Likewise.
4769 * tree-vect-transform.c: Likewise.
4770 * tree-object-size.c: Likewise.
4771 * tree-outof-ssa.c: Likewise.
4772 * cfgloop.c: Likewise.
4773 * system.h: Likewise.
4774 * tree-profile.c: Likewise.
4775 * cfgloop.h: Likewise.
4776 * c-gimplify.c: Likewise.
4777 * c-common.c: Likewise.
4778 * tree-vect-generic.c: Likewise.
4779 * tree-flow.h: Likewise.
4780 * c-common.h: Likewise.
4781 * basic-block.h: Likewise.
4782 * tree-ssa-structalias.c: Likewise.
4783 * tree-switch-conversion.c: Likewise.
4784 * tree-ssa-structalias.h: Likewise.
4785 * tree-cfg.c: Likewise.
4786 * passes.c: Likewise.
4787 * ipa-struct-reorg.c: Likewise.
4788 * ipa-struct-reorg.h: Likewise.
4789 * tree-ssa-reassoc.c: Likewise.
4790 * cfgrtl.c: Likewise.
4791 * varpool.c: Likewise.
4793 * tree-ssanames.c: Likewise.
4794 * tree-ssa-threadedge.c: Likewise.
4795 * langhooks-def.h: Likewise.
4796 * tree-ssa-operands.c: Likewise.
4797 * config/alpha/alpha.c: Likewise.
4798 * config/frv/frv.c: Likewise.
4799 * config/s390/s390.c: Likewise.
4800 * config/m32c/m32c.c: Likewise.
4801 * config/m32c/m32c-protos.h: Likewise.
4802 * config/spu/spu.c: Likewise.
4803 * config/sparc/sparc.c: Likewise.
4804 * config/i386/i386.c: Likewise.
4805 * config/sh/sh.c: Likewise.
4806 * config/xtensa/xtensa.c: Likewise.
4807 * config/stormy16/stormy16.c: Likewise.
4808 * config/ia64/ia64.c: Likewise.
4809 * config/rs6000/rs6000.c: Likewise.
4810 * config/pa/pa.c: Likewise.
4811 * config/mips/mips.c: Likewise.
4813 2008-07-28 Simon Baldwin <simonb@google.com>
4815 * c-pragma.c (handle_pragma_message): New function.
4816 (init_pragma): Register handle_pragma_message.
4817 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4820 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4822 PR tree-optimization/35252
4823 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4824 REALPART_EXPR to be considered as same load operation.
4826 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4828 PR tree-optimization/36830
4829 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4830 (expressions_equal_p): Return false if only one operand is null.
4832 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4834 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4835 version requirements.
4837 2008-07-26 Olivier Hainque <hainque@adacore.com>
4839 * collect2.c (symkind): New enum. Symbol kinds we care about.
4840 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4841 code and head comment accordingly.
4842 (scan_prog_file): Use symkind names instead of bare integers.
4844 2008-07-25 Jan Hubicka <jh@suse.cz>
4846 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4848 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4849 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4850 * dojump.c (clear_pending_stack_adjust): Likewise.
4851 * print-tree.c (print_node): Ignore DECL_INLINE.
4852 * tree-inline.c (inlinable_function_p): Likewise.
4854 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4856 * doc/extend.texi (hot attribute): Document that the hot attribute
4857 turns on -O3 for some ports.
4858 (cold attribute): Document that the cold attribute turns on -Os
4861 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4862 reflect function specific option support.
4864 * target.h (struct target_option_hooks): Add fields to say whether
4865 the cold attribute implies -Os and the hot attribute implies -O3.
4867 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4868 By default, do not turn on -Os for cold functions.
4869 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4870 not turn on -O3 for hot functions.
4872 * c-common.c (handle_hot_attribute): Use target hook to determine
4873 if hot functions should enable -O3.
4874 (handle_cold_attribute): Use target hook to determine if cold
4875 functions should enable -Os.
4877 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4878 (override_options): Move disable scheduling to
4879 optimization_options.
4880 (optimization_options): Disable scheduling here, not
4882 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4883 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4885 * config/ia64/ia64.c (ia64_override_options): Move setting
4886 scheduling flags to ia64_optimization_options.
4887 (ia64_optimization_options): Disable scheduling options here, and
4888 not in ia64_override_options.
4889 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4890 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4892 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4895 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4897 2008-07-25 Martin Jambor <mjambor@suse.cz>
4899 PR tree-optimization/36926
4900 * ipa-prop.c (ipa_analyze_call_uses): Call
4901 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4903 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4905 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4906 movv2si_internal): Add mem = reg alternative.
4908 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4911 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4912 DEFAULT_PCC_STRUCT_RETURN to 127.
4914 2008-07-24 Jan Hubicka <jh@suse.cz>
4916 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4917 (build_cgraph_edges): Likewise.
4918 * cgraph.c (cgraph_node): Do not update assembler hash.
4919 (cgraph_remove_node): Drop non-unit-at-a-time code.
4920 * tree-pass.h (pass_O0_always_inline): Remove.
4921 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4922 * toplev.c (process_options): Flag unit-at-a-time does not imply
4924 * cgraphunit.c: Update comments.
4925 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4926 (cgraph_assemble_pending_functions): Remove.
4927 (cgraph_reset_node): Drop non-unit-at-a-time code.
4928 (cgraph_finalize_function): Likewise.
4929 (cgraph_analyze_function): Likewise.
4930 (cgraph_finalize_compilation_unit): Likewise.
4931 (cgraph_expand_function): Likewise.
4932 (cgraph_optimize): Likesise.
4933 (save_inline_function_body): Likewise.
4934 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4935 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4936 * ipa-inline.c: Update comments.
4937 (enum inlining_mode): remove INLINE_SPEED.
4938 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4939 (cgraph_mark_inline_edge): Likewise.
4940 (try_inline): Likewise.
4941 (cgraph_decide_inlining_incrementally): Likewise.
4942 (cgraph_gate_inlining): Remove.
4943 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4944 (cgraph_gate_early_inlining): Likewise.
4945 (gate_inline_passes): Remove.
4946 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4947 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4948 pass_O0_always_inline): Remove.
4949 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4950 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4951 * opts.c (no_unit_at_a_time_default): Remove.
4952 (decode_options): Remove flag_unit_at_a_time reset and warning.
4953 * opts.h (no_unit_at_a_time_default): Remove.
4954 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4955 early in GNU dialect.
4956 (merge_decls): Update comment; drop unit-at-a-time check.
4957 (finish_decl): Likewise.
4958 (grok_declaration): Remove flag_inline_trees code.
4959 (finish_functions): Return on function returning non-void on all
4961 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4962 * cfgexpand.c (expand_one_static_var): Remove.
4963 (expand_one_var): Remove expand_one_static_var call.
4964 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4965 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4966 and flag_unit_at_a-time compatibility checks.
4967 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4968 * tree-inline.c (flag_inline_trees): Remove.
4969 (inlinable_function_p): Don't check it.
4970 (expand_call_inline): Remove non-unit-at-a-time code.
4971 * tree-inline.h (flag_inline_trees): Remove.
4972 * tree-optimize.c (execute_early_local_optimizations): Remove
4973 unit-at-a-time checks.
4974 (tree_rest_of_compilation): Likewise.
4975 * combine.c (setup_incoming_promotions): Likewise.
4976 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4977 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4978 * passes.c (pass_inline_parameters): Update comments; remove
4979 O0_alwaysinline pass.
4980 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4981 (execute_one_pass): Likewise.
4982 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4983 (ix86_function_sseregparm): Likewise.
4984 * arm.c (arm_function_in_section_p): Likewise.
4985 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4986 * varpool.c: Update comments.
4987 (decide_is_variable_needed): Remove unit-at-a-time checks.
4988 (varpool_finalize_decl): Likewise.
4990 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4992 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4994 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4996 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4998 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4999 imp symbol extension.
5001 2008-07-23 Ian Lance Taylor <iant@google.com>
5003 * tree-vrp.c (infer_value_range): Ignore asm statements when
5004 looking for memory accesses for -fdelete-null-pointer-checks.
5006 2008-07-24 Ben Elliston <bje@au.ibm.com>
5008 * config/spu/spu-c.c (__vector_keyword): New variable.
5009 (vector_keyword): Likewise.
5010 (spu_categorize_keyword): New function.
5011 (spu_macro_to_expand): Likewise.
5012 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5013 compiling an ISO C dialect.
5015 2008-07-24 Ben Elliston <bje@au.ibm.com>
5017 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5020 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5022 * configure: Regenerate.
5023 * configure.ac: Require texinfo 4.7.
5024 * doc/install.texi: Document texinfo 4.7 requirement.
5026 2008-07-23 Martin Jambor <mjambor@suse.cz>
5028 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5029 rather than for DECL_SAVED_TREE.
5030 * ipa-prop.c: Include diagnostic.h.
5031 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5033 (ipa_detect_param_modifications): Function rewritten from scratch.
5034 (ipa_compute_jump_functions): Changed accesses to modification flags.
5035 (ipa_free_node_params_substructures): Update flags destruction.
5036 (ipa_node_duplication_hook): Update flags duplication.
5037 (ipa_print_all_params_modified): Updated flag access.
5038 * ipa-prop.h (struct ipa_param_flags): New structure.
5039 (struct ipa_node_params): New field modification_analysis_done,
5040 modified_flags changed into param_flags.
5041 (ipa_is_ith_param_modified): Changed to use new flags.
5042 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5044 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5045 ipa-cp.c and split into two functions.
5046 (ipa_print_node_jump_functions): New function.
5047 (compute_scalar_jump_functions): New function.
5048 (type_like_member_ptr_p): New function.
5049 (compute_pass_through_member_ptrs): New function.
5050 (fill_member_ptr_cst_jump_function): New function.
5051 (determine_cst_member_ptr): New function.
5052 (compute_cst_member_ptr_arguments): New function.
5053 (ipa_compute_jump_functions): Complete rewrite.
5054 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5055 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5056 (struct ipa_member_ptr_cst): New structure.
5057 (union jump_func_value): New field member_cst.
5058 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5059 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5060 jump function types.
5061 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5062 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5063 instead of ipcp_print_all_jump_functions.
5064 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5065 only for replacable scalars.
5067 * doc/invoke.texi (Optimize options): Add description of
5068 -findirect-inlining.
5069 * common.opt (flag_indirect_inlining): New flag.
5070 * opts.c (decode_options): Set flag_indirect_inlining when
5073 * ipa-inline.c: Include ipa-prop.h.
5074 (inline_indirect_intraprocedural_analysis): New function.
5075 (inline_generate_summary): Allocate parameter and argument info
5076 structures, call inline_indirect_intraprocedural_analysis on each
5077 node when doing indirect inlining and deallocate indirect inlining
5078 data structures in the end.
5079 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5080 (free_all_ipa_structures_after_iinln): New function.
5081 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5083 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5085 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5086 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5087 of computing the frequency separately.
5088 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5089 of computing the frequency separately.
5090 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5091 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5092 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5093 (ipa_get_stmt_member_ptr_load_param): New function.
5094 (ipa_is_ssa_with_stmt_def): New function.
5095 (ipa_note_param_call): New function.
5096 (ipa_analyze_call_uses): New function.
5097 (ipa_analyze_stmt_uses): New function.
5098 (ipa_analyze_params_uses): New function.
5099 (ipa_free_node_params_substructures): Also free the param_calls linked
5101 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5102 (ipa_print_node_param_flags): New function.
5103 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5104 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5105 * ipa-prop.h (struct ipa_param_flags): New field called.
5106 (struct ipa_param_call_note): New structure.
5107 (struct ipa_node_params): New fields param_calls and
5109 (ipa_is_ith_param_called): New function.
5110 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5111 ipa_analyze_params_uses and dump parameter flags.
5113 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5114 ipa_propagate_indirect_call_infos if performing indirect inlining,
5115 pass a new parameter new_edges to it.
5116 (add_new_edges_to_heap): New fucntion.
5117 (cgraph_decide_inlining_of_small_functions): New vector
5118 new_indirect_edges for newly found indirect edges , call
5119 ipa_propagate_indirect_call_infos after inlining.
5120 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5121 inlining if performing indirect inlining. Call
5122 free_all_ipa_structures_after_iinln when doing so too.
5123 (inline_generate_summary): Do not call
5124 free_all_ipa_structures_after_iinln here.
5125 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5126 (print_edge_addition_message): New function.
5127 (update_call_notes_after_inlining): New function.
5128 (propagate_info_to_inlined_callees): New function.
5129 (ipa_propagate_indirect_call_infos): New function.
5130 * ipa-prop.h: Include cgraph.h
5131 (struct ipa_param_call_note): Fields reordered, new field processed.
5132 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5134 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5135 rediscovered call statements.
5136 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5137 (dump_cgraph_node): Dump also the indirect_call flag.
5138 (cgraph_clone_edge): Copy also the indirect_call flag.
5139 * tree-inline.c (copy_bb): Do not check for fndecls from call
5140 expressions, check for edge availability when moving clones.
5141 (get_indirect_callee_fndecl): New function.
5142 (expand_call_inline): If callee declaration is not apprent from
5143 the statement, try calling get_indirect_callee_fndecl. Do not
5144 issue warnings or call sorry when not inlinings an indirect edge.
5145 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5147 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5148 bit more frandly to matching.
5149 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5150 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5151 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5153 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5156 * opth-gen.awk: Suppress function specific features when building
5158 * optc-gen.awk: Ditto.
5160 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5163 * diagnostic.c (pedwarn): Add opt parameter.
5165 * c-tree.h (pedwarn_init): Add opt parameter.
5166 (pedwarn_c90): Likewise.
5167 (pedwarn_c99): Likewise.
5168 * c-errors.c (pedwarn_c99): Likewise.
5169 (pedwarn_c90): Likewise.
5170 * toplev.h (pedwarn): Update declaration.
5171 (pedwarn0): Declare.
5172 * c-lex.c: All calls to pedwarn changed.
5173 * builtins.c: All calls to pedwarn changed.
5174 * toplev.c: All calls to pedwarn changed.
5175 * c-decl.c: All calls to pedwarn changed.
5176 * c-typeck.c: All calls to pedwarn changed.
5177 * c-common.c: All calls to pedwarn changed.
5178 * c-parser.c: All calls to pedwarn changed.
5180 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5181 Karthik Kumar <karthikkumar@gmail.com>
5183 * attribs.c (file scope): Include c-common.h.
5184 (decl_attributes): Add support for #pragma GCC optimize and
5187 * targhooks.c (default_can_inline_p): New function that is the
5188 default for the TARGET_CAN_INLINE_P target hook.
5190 * targhooks.h (default_can_inline_p): Add declaration.
5192 * tree.c (cl_optimization_node): New static tree for building
5193 OPTIMIZATION_NODE tree.
5194 (cl_target_option_node): New static tree for building
5195 TARGET_OPTION_NODE tree.
5196 (cl_option_hash_table): New hash table for hashing
5197 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5198 (cl_option_hash_hash): New function to provide the hash value for
5199 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5200 (cl_option_hash_eq): New function to provide an equality test for
5201 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5202 (tree_code_size): Add support for OPTIMIZATION_NODE and
5203 TARGET_OPTION_NODE trees.
5204 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5205 TARGET_OPTION_NODE trees.
5206 (build_optimization_node): Build a tree that has all of the
5207 current optimization options.
5208 (build_target_option_node): Build a tree that has the target
5209 options that might be changed on a per function basis.
5211 * tree.h (file scope): Include options.h.
5212 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5213 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5214 (TREE_OPTIMIZATION): Ditto.
5215 (TREE_TARGET_SPECIFIC): Ditto.
5216 (struct tree_function_decl): Add fields for remembering the
5217 current optimization options and target specific options.
5218 (struct tree_optimization_option): New tree variant that remembers
5219 the optimization options.
5220 (struct tree_target_option): New tree variant that remembers the
5221 target specific flags that might change for compiling a particular
5223 (union tree_node): Include tree_optimization_option and
5224 tree_target_option fields.
5225 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5226 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5227 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5228 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5229 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5230 optimization and target options.
5231 (optimization_default_node): New macro to refer to global_trees
5233 (optimization_current_node): Ditto.
5234 (optimization_cold_node): Ditto.
5235 (optimization_hot_node): Ditto.
5236 (target_option_default_node): Ditto.
5237 (target_option_current_node): Ditto.
5238 (current_option_pragma): Ditto.
5239 (current_optimize_pragma): Ditto.
5241 * target.h (struct gcc_target): Add valid_option_attribute_p,
5242 target_option_save, target_option_restore, target_option_print,
5243 target_option_pragma_parse, and can_inline_p hooks.
5245 * toplev.h (parse_optimize_options): Add declaration.
5246 (fast_math_flags_struct_set_p): Ditto.
5248 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5249 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5252 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5253 tree_can_inline_p hook to see if one function can inline another.
5254 (cgraph_decide_inlining): Ditto.
5255 (cgraph_decide_inlining_incrementally): Ditto.
5257 * opts.c (decode_options): Add support for running multiple times
5258 to allow functions with different target or optimization options
5259 than was specified on the command line.
5260 (fast_math_flags_struct_set_p): New function that is similar to
5261 fast_math_flags_set_p, except it uses the values in the
5262 cl_optimization structure instead of global variables.
5264 * optc-gen.awk: Add support for TargetSave to allow a back end to
5265 declare new fields that need to be saved when using function
5266 specific options. Include flags.h and target.h in the options.c
5267 source. Add support for Save to indicate which options can be set
5268 for individual functions. Generate cl_optimize_save,
5269 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5270 cl_target_option_restore, cl_target_option_print functions to
5271 allow functions to use different optimization or target options.
5273 * opt-functions.awk (var_type_struct): Return the type used for
5274 storing the field in a structure.
5276 * opth-gen.awk: Add support for TargetSave to allow a back end to
5277 declare new fields that need to be saved when using function
5278 specific options. Add support for Save to indicate which options
5279 can be set for individual functions. Only generate one extern for
5280 Mask fields. Generate cl_optimization and cl_target_option
5281 structures to remember optimization and target options.
5283 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5284 collecting new tree nodes.
5285 (TS_TARGET_OPTION): Ditto.
5287 * c-decl.c (merge_decls): Merge function specific target and
5288 optimization options.
5290 * function.c (invoke_set_current_function_hook): If the function
5291 uses different optimization options, change the global variables
5294 * coretypes.h (struct cl_optimization): Add forward reference.
5295 (struct cl_target_option): Ditto.
5297 * c-pragma.c (option_stack): New static vector to remember the
5298 current #pragma GCC option stack.
5299 (handle_pragma_option): New function to support #pragma GCC option
5300 to change target options.
5301 (optimize_stack): New static vector to remember the current
5302 #pragma GCC optimize stack.
5303 (handle_pragma_optimize): New function to support #pragma GCC
5304 optimize to change optimization options.
5305 (init_pragma): Add support for #pragma GCC optimize and #pragma
5308 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5309 optimization options.
5310 (TARGET_OPTION_NODE): New tree code for remembering certain target
5313 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5314 TARGET_OPTION_NODE trees.
5316 * common.opt (-O): Add Optimization flag.
5318 (-fmath-errno): Ditto.
5319 (-falign-functions): Add UInteger flag to make sure flag gets full
5320 int in cl_optimization structure.
5321 (-falign-jumps): Ditto.
5322 (-falign-labels): Ditto.
5323 (-falign-loops): Ditto.
5324 (-fsched-stalled-insns): Ditto.
5325 (-fsched-stalled-insns-dep): Ditto.
5327 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5329 (TARGET_OPTION_SAVE): Ditto.
5330 (TARGET_OPTION_RESTORE): Ditto.
5331 (TARGET_OPTION_PRINT): Ditto.
5332 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5333 (TARGET_CAN_INLINE_P): Ditto.
5334 (TARGET_INITIALIZER): Add new hooks.
5336 * tree-inline.c (tree_can_inline_p): New function to determine
5337 whether one function can inline another. Check if the functions
5338 use compatible optimization options, and also call the backend
5341 * tree-inline.h (tree_can_inline_p): Add declaration.
5343 * c-common.c (c_common_attribute): Add support for option and
5344 optimize attributes.
5345 (handle_option_attribute): Add support for the option attribute to
5346 allow the user to specify different target options for compiling a
5348 (handle_optimize_attribute): Add support for the optimize
5349 attribute to allow the user to specify different optimization
5350 options for compiling a specific function.
5351 (handle_hot_attribute): Turn on -O3 optimization for this one
5352 function if it isn't the default optimization level.
5353 (handle_cold_attribute): Turn on -Os optimization for this one
5354 function if it insn't the default optimization.
5355 (const_char_p): New const char * typedef.
5356 (optimize_args): New static vector to remember the optimization
5358 (parse_optimize_options): New function to set up the optimization
5359 arguments from either the optimize attribute or #pragma GCC optimize.
5361 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5362 (builtin_define_std): Ditto.
5364 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5365 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5366 (x86_64-*-*): Ditto.
5368 * Makefile.in (TREE_H): Add options.h.
5369 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5371 * doc/extend.texi (option attribute): Document new attribute.
5372 (optimize attribute): Ditto.
5373 (hot attribute): Document hot attribute sets -O3.
5374 (cold attribute): Document cold attribute sets -Os.
5375 (#pragma GCC option): Document new pragma.
5376 (#pragma GCC optimize): Ditto.
5378 * doc/options.texi (TargetSave): Document TargetSave syntax.
5379 (UInteger): Document UInteger must be used for certain flags.
5380 (Save): Document Save option to create target specific options
5381 that can be saved/restored on a function specific context.
5383 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5384 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5386 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5387 (TARGET_OPTION_SAVE): Ditto.
5388 (TARGET_OPTION_RESTORE): Ditto.
5389 (TARGET_OPTION_PRINT): Ditto.
5390 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5391 (TARGET_CAN_INLINE_P): Ditto.
5393 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5395 (-mfpmath=both): Ditto.
5397 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5398 Karthik Kumar <karthikkumar@gmail.com>
5400 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5401 (TARGET_POPCNT): Ditto.
5402 (TARGET_SAHF): Ditto.
5403 (TARGET_AES): Ditto.
5404 (TARGET_PCLMUL): Ditto.
5405 (TARGET_CMPXCHG16B): Ditto.
5406 (TARGET_RECIP): Move switch into target_flags.
5407 (TARGET_FUSED_MADD): Ditto.
5408 (ix86_arch_features): Make an unsigned char type.
5409 (ix86_tune_features): Ditto.
5410 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5411 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5412 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5414 * config/i386/i386.opt (arch): New TargetSave field to define
5415 fields that need to be saved for function specific option support.
5418 (branch_cost): Ditto.
5419 (ix86_isa_flags_explicit): Ditto.
5420 (tune_defaulted): Ditto.
5421 (arch_specified): Ditto.
5422 (-m128-long-double): Add Save flag to save option for target
5423 specific option support.
5425 (-maccumulate-outgoing-args): Ditto.
5426 (-malign-double): Ditto.
5427 (-malign-stringops): Ditto.
5428 (-mfancy-math-387): Ditto.
5429 (-mhard-float): Ditto.
5431 (-minline-all-stringops): Ditto.
5432 (-minline-stringops-dynamically): Ditto.
5433 (-mms-bitfields): Ditto.
5434 (-mno-align-stringops): Ditto.
5435 (-mno-fancy-math-387): Ditto.
5436 (-mno-push-args): Ditto.
5437 (-mno-red-zone): Ditto.
5438 (-mpush-args): Ditto.
5439 (-mred-zone): Ditto.
5441 (-msseregparm): Ditto.
5442 (-mstack-arg-probe): Ditto.
5457 (-mrecip): Move flag into target_flags.
5459 (-mno-fused-madd): Ditto.
5460 (-mfused-madd): Ditto.
5461 (-mabm): Move flag into ix86_isa_flags.
5468 * config/i386/i386-c.c: New file for #pragma support.
5469 (ix86_target_macros_internal): New function to #define or #undef
5470 target macros based when the user uses the #pragma GCC option to
5471 change target options.
5472 (ix86_pragma_option_parse): New function to add #pragma GCC option
5474 (ix86_target_macros): Move defining the target macros here from
5475 TARGET_CPU_CPP_BUILTINS in i386.h.
5476 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5477 defined, initialize any subtarget #pragmas.
5479 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5480 REGISTER_TARGET_PRAGMAS.
5482 * config/i386/t-i386: New file for x86 dependencies.
5483 (i386.o): Make dependencies mirror the include files used.
5484 (i386-c.o): New file, add dependencies.
5486 * config/i386/i386-protos.h (override_options): Add bool argument.
5487 (ix86_valid_option_attribute_tree): Add declaration.
5488 (ix86_target_macros): Ditto.
5489 (ix86_register_macros): Ditto.
5491 * config/i386/i386.c (ix86_tune_features): Move initialization of
5492 the target masks to initial_ix86_tune_features to allow functions
5493 to have different target options. Make type unsigned char,
5494 instead of unsigned int.
5495 (initial_ix86_tune_features): New static vector to hold processor
5496 masks for the tune variables.
5497 (ix86_arch_features): Move initialization of the target masks to
5498 initial_ix86_arch_features to allow functions to have different
5499 target options. Make type unsigned char, instead of unsigned int.
5500 (initial_ix86_arch_features): New static vector to hold processor
5501 masks for the arch variables.
5502 (enum ix86_function_specific_strings): New enum to describe the
5503 string options used for attribute((option(...))).
5504 (ix86_target_string): New function to return a string that
5505 describes the target options.
5506 (ix86_debug_options): New function to print the current options in
5508 (ix86_function_specific_save): New function hook to save the
5509 function specific global variables in the cl_target_option structure.
5510 (ix86_function_specific_restore): New function hook to restore the
5511 function specific variables from the cl_target_option structure to
5512 the global variables.
5513 (ix86_function_specific_print): New function hook to print the
5514 target specific options in the cl_target_option structure.
5515 (ix86_valid_option_attribute_p): New function hook to validate
5516 attribute((option(...))) arguments.
5517 (ix86_valid_option_attribute_tree): New function that is common
5518 code between attribute((option(...))) and #pragma GCC option
5519 support that parses the options and returns a tree holding the options.
5520 (ix86_valid_option_attribute_inner_p): New helper function for
5521 ix86_valid_option_attribute_tree.
5522 (ix86_can_inline_p): New function hook to decide if one function
5523 can inline another on a target specific basis.
5524 (ix86_set_current_function); New function hook to switch target
5525 options if the user used attribute((option(...))) or #pragma GCC
5527 (ix86_tune_defaulted): Move to static file scope from
5529 (ix86_arch_specified): Ditto.
5530 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5532 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5533 (OPTION_MASK_ISA_ABM_SET): Ditto.
5534 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5535 (OPTION_MASK_ISA_CX16_SET): Ditto.
5536 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5537 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5538 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5539 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5540 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5541 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5542 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5543 (struct ptt): Move to static file scope from override_options.
5544 (processor_target_table): Ditto.
5546 (ix86_handle_option): Add support for options that are now isa options.
5547 (override_options): Add support for declaring functions that
5548 support different target options than were specified on the
5549 command line. Move struct ptt, processor_target_table, cpu_names,
5550 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5551 Add bool argument. Fix up error messages so the appropriate error
5552 is given for either command line or attribute.
5553 (ix86_previous_fndecl): New static to remember previous function
5554 declaration to see if we need to change target options.
5555 (ix86_builtins_isa): New array to record the ISA of each builtin
5557 (def_builtin): Always create the builtin function, even if the
5558 current ISA doesn't support it.
5559 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5560 tests for those builtins.
5561 (ix86_init_builtins): Remove TARGET_MMX test for calling
5562 ix86_init_mmx_sse_builtins.
5563 (ix86_expand_builtin): If the current ISA doesn't support a given
5564 builtin, signal an error.
5565 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5566 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5567 (TARGET_OPTION_SAVE): Ditto.
5568 (TARGET_OPTION_RESTORE): Ditto.
5569 (TARGET_OPTION_PRINT): Ditto.
5570 (TARGET_CAN_INLINE_P): Ditto.
5572 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5574 * c-typeck.c (build_external_ref): Don't call assemble_external.
5575 * final.c (output_operand): Call assemble_external.
5577 2008-07-21 DJ Delorie <dj@redhat.com>
5579 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5580 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5582 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5584 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5585 original insn and splitter contents into ...
5586 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5587 flag_unsafe_math_optimizations. Add dummy scratch register.
5588 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5589 !flag_unsafe_math_optimizations. Returns number with next
5590 highest magnitude if this is still less or equal to the true
5591 quotient in magnitude.
5593 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5595 * Makefile.in: Replace toplev.h with TOPLEV_H.
5596 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5597 * c-lex.c (fe_file_change): Don't set in_system_header.
5598 * c-parser.c (c_token): Remove in_system_header.
5599 (c_lex_one_token): Don't set in_system_header.
5600 (c_parser_set_source_position_from_token): Don't set in_system_header.
5601 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5604 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5605 * flags.h (in_system_header): Remove.
5606 * function.c (saved_in_system_header): Remove.
5607 (push_cfun): Don't set in_system_header.
5608 (pop_cfun): Don't set in_system_header.
5609 (push_struct_function): Don't set in_system_header.
5610 * input.h (expanded_location): Add sysp.
5611 (in_system_header_at): New.
5612 (in_system_header): New.
5613 * toplev.c (in_system_header): Remove.
5614 * toplev.h: Include input.h
5616 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5617 * tree-ssa.c (warn_uninit): Call warning_at.
5618 (warn_uninitialized_var): Update calls to warn_uninit.
5619 (warn_uninitialized_phi): Update calls to warn_uninit.
5620 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5621 (expand_location): Initialize xloc.sysp.
5622 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5623 (tree_decl_with_vis): Remove in_system_header_flag.
5625 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5628 * recog.c (asm_operand_ok): Change the order of the extra
5629 memory constraint checks.
5631 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5634 * tree-switch-conversion.c (build_one_array): Call
5635 varpool_mark_needed_node and varpool_finalize_decl
5636 instead of assemble_variable.
5638 2008-07-19 Jan Hubicka <jh@suse.cz>
5640 * cgraph.c (cgraph_add_new_function): Do early local passes.
5641 * tree-nrv.c (gate_pass_return_slot): New gate.
5642 (pass_nrv): Add the gate.
5643 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5645 (coalesce_ssa_name): Coalesce SSA names.
5646 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5647 not optimizing so unused user vars remains visible.
5648 * common.opt (flag_tree_ter): Always enable by default.
5649 * tree-ssa-ter.c: Include flags.h
5650 (is_replaceable_p): Check that locations match; when aliasing is missing
5651 be conservative about loads.
5652 * tree-optimize.c (gate_init_datastructures): Remove.
5653 (pass_init_datastructures): New.
5654 * passes.c: Reorder passes so we always go into SSA.
5656 2008-07-19 Jan Hubicka <jh@suse.cz>
5658 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5659 * doc/invoke.texi (--combine): Likewise.
5660 (-finline-functions-called-once): Update levels when enabled.
5661 (-funit-at-a-time): Document new behaviour.
5662 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5663 -fno-section-anchors when disabled explicitly.
5664 (inline params): They are not ignored now.
5665 (precompiled headers): Remove unit-at-a-time as being incompatible.
5666 * opts.c (decode_options): Handle unit-at-a-time as alias;
5667 imply -fno-section-anchors when toplevel reorder is disabled
5669 * common.opt (ftoplevel-reorder): Set default value to 2.
5670 (funit-at-a-time): Set default value to 1.
5671 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5674 2008-07-19 Jan Hubicka <jh@suse.cz>
5676 * builtins.c (expand_builtin_int_roundingfn,
5677 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5680 2008-07-19 Richard Guenther <rguenther@suse.de>
5683 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5684 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5685 * tree-ssa-pre.c (get_expr_value_id): For newly created
5686 constant value-ids make sure to add the expression to its
5689 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5692 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5693 return value of the builtin is ignored.
5695 2008-07-19 Olivier Hainque <hainque@adacore.com>
5697 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5698 bits, a C conformant malloc implementation has to provide.
5699 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5701 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5705 * reload.c (find_reloads_subreg_address): Only reload address if
5706 reloaded == 0, not for reloaded != 1.
5709 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5710 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5711 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5712 m32c_legitimize_reload_address.
5714 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5715 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5716 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5718 2008-07-19 Olivier Hainque <hainque@adacore.com>
5720 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5721 argument, saying whether nested array are to be collapsed
5722 into a single array type DIE with multiple subscripts.
5723 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5724 issues, centralize the nested array types collapsing control and
5725 disable the transformation for Ada.
5727 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5732 (x86_64_shift_adj_2): New expander.
5733 (x86_64_shift_adj_3): Ditto.
5734 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5735 to split TImode operands.
5736 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5737 (ix86_split_lshr): Ditto.
5739 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5741 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5742 and __CHAR32_TYPE__.
5743 * c-typeck.c (digest_init): Support char16_t and char32_t.
5744 (set_nonincremental_init_from_string): Idem.
5746 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5749 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5750 PREFERRED_STACK_BOUNDARY.
5751 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5753 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5756 * function.c (locate_and_pad_parm): Cap boundary earlier.
5758 2008-07-17 Julian Brown <julian@codesourcery.com>
5760 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5761 no-op for targets which don't use DLLs.
5763 2008-07-17 Martin Jambor <mjambor@suse.cz>
5765 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5766 that nodes are relevant by examining the node->analyzed flag.
5767 (ipcp_init_stage): Check which nodes are relevant, assert that the
5768 relevant ones are also required.
5769 (ipcp_propagate_stage): Check on the side arrays are properly
5771 (ipcp_print_all_jump_functions): Make sure not to touch any node
5772 that is not analyzed or an edge that does not have a corresponding
5773 entry in the on-the-side vectors.
5774 (ipcp_function_scale_print): Likewise.
5775 (ipcp_update_callgraph): Check that the node is relevant.
5776 (ipcp_insert_stage): Check that the node is relevant. Check there is
5777 an info for every node and edge.
5778 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5779 (ipa_print_all_tree_maps): Likewise and a new variable info.
5780 (ipa_print_all_params_modified): Likewise.
5781 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5783 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5786 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5788 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5790 PR rtl-optimization/36753
5791 * fwprop.c (use_killed_between): Don't shortcut
5792 single-definition global registers.
5794 2008-07-16 Jan Hubicka <jh@suse.cz>
5796 * cgraph.h (varpool_empty_needed_queue): Declare.
5797 * cgraphunit.c (output_in_order): Mark all variables as needed;
5799 * varpool.c (varpool_assemble_node): Update debug queue.
5800 (varpool_assemble_pending_decls): Don't do it here.
5801 (varpool_empty_needed_queue): New function.
5803 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5805 * recog.c (peephole2_optimize): Fix formatting.
5807 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5809 * c-pch.c (get_ident): Avoid C++ keywords.
5810 * combine-stack-adj.c (single_set_for_csa): Likewise.
5811 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5812 output_asm_insn): Likewise.
5813 * reload.c (push_secondary_reload, find_reusable_reload,
5814 push_reload, combine_reloads, find_reloads,
5815 debug_reload_to_stream): Likewise.
5816 * reload.h (struct reload): Likewise.
5817 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5818 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5819 emit_output_reload_insns): Likewise.
5820 * targhooks.c (default_secondary_reload): Likewise.
5821 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5823 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5825 * recog.c (validate_change_1, validate_change,
5826 validate_unshare_change, validate_replace_rtx_1, struct
5827 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5829 * reload.c (push_secondary_reload, secondary_reload_class,
5830 scratch_reload_class, find_valid_class, find_reusable_reload,
5831 push_reload, find_dummy_reload, find_reloads_address_1,
5832 find_reloads_address_part, find_equiv_reg): Likewise.
5833 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5834 choose_reload_regs): Likewise.
5835 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5837 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5838 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5839 * sched-rgn.c (concat_INSN_LIST): Likewise.
5840 * stor-layout.c (mode_for_size, mode_for_size_tree,
5841 smallest_mode_for_size): Likewise.
5843 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5845 * cfg.c (dump_reg_info): Avoid C++ keywords.
5846 * dwarf2asm.c (dw2_force_const_mem,
5847 dw2_asm_output_encoded_addr_rtx): Likewise.
5848 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5849 * expmed.c (expand_shift): Likewise.
5850 * global.c (find_reg): Likewise.
5851 * graph.c (draw_edge): Likewise.
5852 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5853 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5854 widen_clz, widen_bswap, expand_parity, expand_unop,
5855 emit_cmp_and_jump_insn_1): Likewise.
5856 * postreload.c (reload_cse_simplify_operands): Likewise.
5857 * ra.h (add_neighbor): Likewise.
5858 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5859 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5860 record_reg_classes, copy_cost, record_address_regs,
5861 invalid_mode_change_p): Likewise.
5862 * regrename.c (regrename_optimize, scan_rtx_reg,
5863 dump_def_use_chain, find_oldest_value_reg,
5864 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5866 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5868 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5869 MASK_POWERPC64 for power4 in previous commit.
5871 2008-07-16 Olivier Hainque <hainque@adacore.com>
5873 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5874 instead of bare conversion to cast const-ness away.
5876 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5878 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5879 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5880 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5881 (TARGET_FUNCTION_VALUE): Define.
5883 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5885 * config/rs6000/rs6000.c (processor_target_table): Add
5886 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5888 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5891 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5892 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5893 m32c_legitimize_reload_address.
5895 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5897 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5898 DECL_IN_SYSTEM_HEADER in sync.
5900 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5902 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5903 * tree-ssa-pre.c (pre_expr_eq): Ditto
5904 (get_constant_for_value_id): Take a type as an argument.
5905 (fully_constant_expression): Pass in type.
5906 (find_or_generate_expression): Short circuit constant case.
5907 (create_expression_by_pieces): Remove special casing of
5909 (do_regular_insertion): Short circuit constant case.
5910 (do_partial_partial_insertion): Ditto.
5912 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5915 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5917 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5919 * config/xtensa/libgcc-xtensa.ver: New file.
5920 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5922 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924 * df-problems.c (df_set_note): Avoid C++ keywords.
5925 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5926 * dse.c (record_store, remove_useless_values): Likewise.
5927 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5928 gen_reg_rtx_offset, operand_subword, change_address_1,
5929 change_address, adjust_address_1, offset_address,
5930 widen_memory_access, emit_copy_of_insn_after): Likewise.
5931 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5932 * fwprop.c (should_replace_address, propagate_rtx_1,
5933 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5935 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5936 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5937 * lcm.c (compute_insert_delete, pre_edge_lcm,
5938 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5939 * lower-subreg.c (resolve_reg_notes): Likewise.
5940 * mode-switching.c (optimize_mode_switching): Likewise.
5942 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5944 * bt-load.c (add_btr_def, migrate_btr_def,
5945 branch_target_load_optimize): Avoid C++ keywords.
5946 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5948 * combine.c (subst, simplify_set, make_extraction,
5949 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5950 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5951 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5953 2008-07-15 Richard Guenther <rguenther@suse.de>
5956 * c-common.c (strict_aliasing_warning): Do not warn for
5957 TYPE_REF_CAN_ALIAS_ALL pointers.
5958 (c_common_get_alias_set): may_alias types are not special.
5959 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5960 attribute and set can_ref_all accordingly.
5961 (build_reference_type_for_mode): Likewise.
5962 * doc/extend.texi (may_alias): Clarify.
5964 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5967 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5968 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5970 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5973 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5974 gcc_assert, instead call output_operand_lossage.
5976 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5978 * builtins.c (std_canonical_va_list): Treat structure based
5981 2008-07-15 Ben Elliston <bje@au.ibm.com>
5983 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5985 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5987 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5990 2008-07-14 Jan Hubicka <jh@suse.cz>
5992 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5993 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5994 fix predicates and constraints.
5995 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5996 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5998 2008-07-14 Doug Kwan <dougkwan@google.com>
6000 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6001 additional option file arm/eabi.opt.
6002 * config/arm/eabi.h (File): New configuration file for EABI targets.
6003 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6004 SUBSUBTARGET_EXTRA_SPECS.
6005 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6006 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6007 from STARTFILE_SPEC so that it can be referenced in an override.
6008 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6009 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6010 can be referenced in an override.
6011 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6012 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6013 so that it can be referenced in an override.
6014 (LINK_SPEC): Use BPABI_LINK_SPEC.
6015 * config/arm/eabi.opt (File): New.
6017 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6019 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6020 (FIXED_VALUE_H): New variable.
6021 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6022 input.h, fixed-value.h.
6023 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6024 (BASIC_BLOCK_H): Use $(BITMAP_H).
6025 (FUNCTION_H): Add varray.h.
6026 (IPA_REFERENCE_H): Use $(BITMAP_H).
6027 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6028 (DF_H): Use $(BITMAP_H).
6029 (GGC_H): Add statistics.h.
6031 (INSN_ATTR_H): Use it.
6032 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6034 (SYMTAB_H): Add $(OBSTACK_H).
6035 (CPP_INTERNAL_H): New.
6036 (TREE_DUMP_H): Add tree-pass.h.
6037 (TREE_FLOW_H): Use $(BITMAP_H)
6038 (PRETTY_PRINT_H): Use $(INPUT_H).
6039 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6042 (many object files): Fix lots of header dependencies throughout.
6044 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6046 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6048 (s-gtyp-input): Use them to write tmp-gi.list.
6049 (echo_to_gi.list): Remove.
6051 2008-07-14 Richard Guenther <rguenther@suse.de>
6053 * tree-ssa-sccvn.c (pre_info): Remove.
6054 (switch_to_PRE_table): Likewise.
6055 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6056 (set_hashtable_value_ids): Do not create value-ids for the
6058 (run_scc_vn): Remove double test. Remove bogus special-case
6059 in value-number printing.
6060 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6061 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6063 * tree-flow-inline.h (get_value_handle): Remove.
6064 * tree-flow.h (get_value_handle): Remove.
6066 2008-07-14 Martin Jambor <mjambor@suse.cz>
6068 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6069 in which we generate arithmetics is not a subrange.
6071 2008-07-14 Martin Jambor <mjambor@suse.cz>
6073 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6075 2008-07-14 Richard Guenther <rguenther@suse.de>
6077 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6079 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6082 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6083 reload for symbol refs moved to r0 with -fPIC.
6084 (legitimize_pic_address): Use the target register as temporary
6086 (emit_symbolic_move): Adjust comment.
6087 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6090 2008-07-14 Ben Elliston <bje@au.ibm.com>
6092 * c-common.h (C_CPP_HASHNODE): New macro.
6093 * coretypes.h (struct cpp_token): Forward declare.
6094 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6095 the context-sensitive keyword method.
6096 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6097 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6098 expand_bool_pixel): New.
6099 (altivec_categorize_keyword): New function.
6100 (init_vector_keywords): New function.
6101 (rs6000_macro_to_expand): Likewise.
6102 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6103 compiling an ISO C dialect.
6105 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6107 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6108 (create_expression_by_pieces): Fix typo.
6109 (do_regular_insertion): Use debug counter here too.
6111 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6114 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6115 CONST_OK_FOR_LETTER_P. All port-local users changed.
6116 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6117 implement Kp matching power-of-two.
6118 (CONSTRAINT_LEN): Define to match.
6119 * config/cris/cris.md: Replace all use of constraint K with Kc.
6120 ("*btst*): Use Kp for operand 0 of last alternative.
6122 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6125 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6128 2008-07-13 Jan Hubicka <jh@suse.cz>
6130 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6133 2008-07-13 Richard Guenther <rguenther@suse.de>
6136 * langhooks.c (lhd_print_error_function): Deal with recursive
6139 2008-07-12 Jan Hubicka <jh@suse.cz>
6141 * cgraph.c (assembler_name_hash): New static var.
6142 (hash_node_by_assembler_name, eq_assembler_name): New.
6143 (cgraph_node_for_asm): Use hashtable.
6144 (cgraph_remove_node): Maintain hashtable.
6145 (change_decl_assembler_name): Sanity check that names are not changing
6146 after aliasing was processed.
6147 * cgraph.h (varpoon_node): Add next GGC marker.
6148 * tree.c (decl_assembler_name_equal): Constify.
6149 (decl_assembler_name_hash): New.
6150 * tree.h (decl_assembler_name_equal): Constify.
6151 (decl_assembler_name_hash): Update.
6153 2008-07-12 David Daney <ddaney@avtrex.com>
6155 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6158 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6160 * doc/md.texi: Document the MIPS "v" constraint.
6161 * config/mips/mips.h (reg_class): Revert last change.
6162 (REG_CLASS_NAMES): Likewise.
6163 (REG_CLASS_CONTENTS): Likewise.
6164 * config/mips/mips.c (mips_regno_to_class): Likewise.
6165 * config/mips/constraints.md (v): Likewise, but add documentation.
6166 Add a comment to say that this constraint should not be used in
6169 2008-07-11 DJ Delorie <dj@redhat.com>
6171 * config/h8300/h8300.md (length): Fix branch offset limit.
6173 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6175 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6176 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6177 (avr_hard_regno_scratch_ok): New function.
6178 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6179 * config/avr/avr.md (all peepholes that request a scratch register):
6180 Remove avr_peep2_scratch_safe use.
6182 2008-07-11 Tom Tromey <tromey@redhat.com>
6183 Ian Lance Taylor <iant@google.com>
6185 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6186 (struct c_common_resword): Define.
6187 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6188 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6189 (c_common_reswords, num_c_common_reswords): Declare.
6190 * c-common.c (c_common_reswords): New global const array.
6191 (num_c_common_reswords): New const int.
6192 * c-parser.c (struct resword, reswords): Don't define.
6193 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6194 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6195 than reswords. If warning about C++ keywords, give them a special
6197 (c_lex_one_token): Warn about C++ keywords. Call
6198 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6199 (c_parser_external_declaration): Look for RID_xxx rather than
6200 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6201 (c_parser_statement_after_labels): Likewise.
6202 (c_parser_objc_class_instance_variables): Likewise.
6203 (c_parser_objc_class_declaration): Likewise.
6204 (c_parser_objc_try_catch_statement): Likewise.
6205 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6206 (declspecs_add_type): Likewise.
6208 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6210 * ggc-page.c (alloc_page):
6211 Substituting xmalloc, xcalloc with
6212 XNEWVEC and XCNEWVAR macros which add the
6215 2008-07-11 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/36765
6218 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6219 aliases from HEAP vars to SMTs.
6221 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6223 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6224 * configure.ac (loose_warn): Move -Wc++-compat from here...
6225 (strict_warn): ...to here.
6226 * configure: Regenerate.
6228 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6230 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6231 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6232 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6233 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6234 excluding more specific h8300-*-* and sh-*-* targets.
6236 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6238 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6240 (execute_pre): Call loop_optimizer_finalize in early exit.
6242 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6245 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6246 uids in the bitmap, not just VAR_DECL uids.
6248 PR rtl-optimization/36419
6249 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6250 (combine_stack_adjustments_for_block): Call it if needed. Delete
6252 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6253 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6254 prologue sp adjustment.
6256 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6259 * opts.c (print_ignored_options): Report postponed diagnostics for
6260 unknown -Wno-* options as warnings, not errors.
6261 (postpone_unknown_option_error): Renamed to...
6262 (postpone_unknown_option_warning): ... this.
6264 2008-07-09 Doug Kwan <dougkwan@google.com>
6267 2008-07-08 Doug Kwan <dougkwan@google.com>
6269 * config/arm/arm.opt (mandroid): New option.
6270 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6271 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6273 (CC1PLUS_SPEC): Same.
6275 (STARTFILE_SPEC): Same.
6276 (ENDFILE_SPEC): Same.
6277 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6280 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6283 * config/mips/mips.h (reg_class): Remove V1_REG.
6284 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6285 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6287 (mips_get_tp): New function.
6288 (mips_legitimize_tls_address): Use it.
6289 * config/mips/constraints.md (v): Delete.
6290 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6291 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6292 After reload, split into a move and ...
6293 (*tls_get_tp_<mode>_split): ...this new instruction.
6295 2008-07-09 David Daney <ddaney@avtrex.com>
6297 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6299 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6301 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6302 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6304 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6305 htab_delete should be called. Don't free c.
6306 (lookup_tmp_var): Create temp_htab lazily.
6307 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6308 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6310 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6311 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6312 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6313 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6314 * tree-sra.c (generate_element_init): Likewise.
6315 * tree-mudflap.c (execute_mudflap_function_ops,
6316 execute_mudflap_function_decls): Likewise.
6317 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6318 * tree-gimple.h (struct gimplify_ctx): New type.
6319 (push_gimplify_context): Adjust prototype.
6321 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6323 * tree-ssa-pre.c (phi_translate_1): Update placement of
6326 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6328 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6329 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6330 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6331 * targhooks.c (default_hard_regno_scratch_ok): New function.
6332 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6333 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6334 * recog.c: Include "target.h".
6335 (peep2_find_free_register): Add check for global regs. Add target
6337 * Makefile.in (recog.o): Depend on target.h.
6339 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6341 * config/sh/sh.c (sh_canonical_va_list_type): New.
6342 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6344 2008-07-09 Raksit Ashok <raksit@google.com>
6346 * doc/invoke.texi (Option Summary): Mention new option
6347 -Wdisallowed-function-list=...
6348 (Warning Options): Document -Wdisallowed-function-list=...
6349 * common.opt (Wdisallowed-function-list=): New flag.
6350 * flags.h (warn_disallowed_functions): External definition of new
6351 boolean warning flag.
6352 (warn_if_disallowed_function_p): Declare new function.
6353 * opts.c (warning_disallowed_functions): New static variable.
6354 (warn_disallowed_functions): New boolean warning flag.
6355 (warn_if_disallowed_function_p): New function.
6356 (add_comma_separated_to_vector): Rename
6357 add_instrument_functions_exclude_list to this.
6358 (common_handle_option): Handle new option. Rename calls to
6359 add_instrument_functions_exclude_list into calls to
6360 add_comma_separated_to_vector.
6361 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6362 based on flag warn_disallowed_functions.
6364 2008-07-09 Christian Bruel <christian.bruel@st.com>
6366 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6367 instead of get_attr_length.
6369 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6373 * genemit.c (gen_insn): Likewise.
6374 * gengtype.c (note_def_vec): Likewise.
6375 * gengtype.h (note_def_vec): Likewise.
6376 * genoutput.c (struct data, output_insn_data, process_template,
6377 gen_expand, gen_split, note_constraint): Likewise.
6378 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6379 make_insn_sequence): Likewise.
6380 * gensupport.c (record_insn_name): Likewise.
6382 2008-07-08 Doug Kwan <dougkwan@google.com>
6384 * config/arm/arm.opt (mandroid): New option.
6385 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6386 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6388 (CC1PLUS_SPEC): Same.
6390 (STARTFILE_SPEC): Same.
6391 (ENDFILE_SPEC): Same.
6392 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6395 2008-07-08 Raksit Ashok <raksit@google.com>
6397 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6398 (set_storage_via_setmem): Fix expected_align parameter.
6399 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6400 missing from the list.
6401 * doc/md.texi (movmem): Explicitly state that expected alignment is
6402 to be expressed in bytes.
6403 (setmem): Explicitly state that expected alignment is to be expressed
6406 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6408 * reload.c (find_reloads_subreg_address): Do not require validity
6409 of address in original mode before reloading address.
6411 2008-07-07 Tianwei Sheng <tianweis@google.com>
6413 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6414 bounds array access.
6416 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6418 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6420 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6422 Fix PR tree-optimization/23455
6423 Fix PR tree-optimization/35286
6424 Fix PR tree-optimization/35287
6425 * Makefile.in (OBJS-common): Remove tree-vn.o.
6426 (tree-vn.o): Remove.
6427 * dbgcnt.def: Add treepre_insert debug counter.
6428 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6429 (debug_value_expressions): Ditto.
6430 (print_value_expressions): Ditto.
6431 * tree-pretty-print.c (dump_generic_node): Updated for
6432 VALUE_HANDLE removal.
6433 * tree-ssa-dom.c (record_equality): Ditto.
6434 (cprop_operand): Ditto.
6435 (lookup_avail_expr): Ditto.
6436 * tree-ssa-threadedge.c
6437 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6438 (simplify_control_stmt_condition): Ditto.
6439 * tree.c (tree_code_size): Ditto.
6440 (tree_node_structure): Ditto.
6441 (iterative_hash_expr): Ditto.
6443 * tree.h (VALUE_HANDLE_ID): Ditto.
6444 (VALUE_HANDLE_EXPR_SET): Ditto.
6445 (struct tree_value_handle): Ditto.
6446 (union tree_node): Ditto.
6447 * treestruct.def: Ditto.
6448 * tree-vn.c: Removed.
6449 * tree-ssa-pre.c: Rewritten entirely.
6450 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6451 (constant_value_ids): Ditto.
6452 (vn_nary_op_t): Moved to header.
6454 (vn_reference_op_t): Ditto
6455 (vn_reference_t): Ditto.
6456 (next_value_id): New variable.
6457 (VN_INFO): Add an assert.
6458 (vn_constant_eq): New function.
6459 (vn_constant_hash): Ditto.
6460 (get_or_alloc_constant_value_id): Ditto.
6461 (value_id_constant_p): Ditto.
6462 (vn_reference_compute_hash): De-staticify.
6463 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6464 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6465 (valueize_refs): Update opcode if it changes from ssa name to constant.
6466 (vn_reference_lookup_1): Add new argument.
6467 (vn_reference_lookup): Ditto.
6468 (vn_reference_lookup_pieces): New function.
6469 (vn_reference_insert): Add return type. Modify to deal with value ids.
6470 (vn_reference_insert_pieces): New function.
6471 (vn_nary_op_compute_hash): De-staticify.
6472 (vn_nary_op_eq): Ditto.
6473 (vn_nary_op_lookup_pieces): New function.
6474 (vn_nary_op_lookup): Add new argument.
6475 (vn_nary_op_insert_pieces): New function.
6476 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6477 (vn_phi_insert): Ditto.
6478 (visit_unary_op): Update for callee changes.
6479 (visit_binary_op): Ditto.
6480 (visit_reference_op_load): Ditto.
6481 (visit_reference_op_store): Ditto.
6482 (init_scc_vn): Init next_value_id, constant_to_value_id and
6484 (free_scc_vn): Free them.
6485 (set_hashtable_value_ids): New function.
6486 (run_scc_vn): Use it.
6487 (get_max_value_id): New function.
6488 (get_next_value_id): Ditto.
6489 (expressions_equal_p): Moved from tree-vn.c
6490 (sort_vuses): Ditto.
6491 (sort_vuses_heap): Ditto.
6492 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6494 * tree.c (iterative_hash_hashval_t): Made non-static
6495 * tree.h (iterative_hash_hashval_t): Declare it.
6497 2008-07-08 Martin Jambor <mjambor@suse.cz>
6499 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6500 instead of ipa_create_node_params.
6501 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6502 ipa_check_create_edge_args, free them with
6503 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6505 * ipa-prop.c: Include flags.h and tree-inline.h.
6506 (ipa_node_params_vector): New variable.
6507 (ipa_edge_args_vector): New variable.
6508 (edge_removal_hook_holder): New variable.
6509 (node_removal_hook_holder): New variable.
6510 (edge_duplication_hook_holder): New variable.
6511 (node_duplication_hook_holder): New variable.
6512 (ipa_detect_param_modifications): Check for presence of modified flags.
6513 (ipa_compute_jump_functions): Check for presence of jump functions.
6514 (ipa_free_edge_args_substructures): New function.
6515 (ipa_create_node_params): Removed.
6516 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6517 (ipa_free_node_params_substructures): New function.
6518 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6520 (ipa_edge_removal_hook): New function.
6521 (ipa_node_removal_hook): New function.
6522 (duplicate_array): New function.
6523 (ipa_edge_duplication_hook): New function.
6524 (ipa_node_duplication_hook): New function.
6525 (ipa_register_cgraph_hooks): New function.
6526 (ipa_unregister_cgraph_hooks): New function.
6527 (free_all_ipa_structures_after_ipa_cp): New function.
6529 * ipa-prop.h: Include vec.h.
6530 (ipa_node_params_t): New typedef with vector types for it.
6531 (ipa_edge_args_t): New typedef with vector types for it.
6532 (IPA_NODE_REF): Changed to access an on-the-side vector.
6533 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6534 (ipa_check_create_node_params): New function.
6535 (ipa_check_create_edge_args): New function.
6537 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6540 2008-07-07 Tom Tromey <tromey@redhat.com>
6542 * configure, config.in: Rebuilt.
6543 * configure.ac: Don't check for scandir or alphasort.
6545 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6547 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6548 types immediately after creating them.
6550 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6552 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6554 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6556 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6557 dump_constraint_graph.
6558 (dump_constraint_edge): New function.
6559 (dump_constraint_graph): New function.
6560 (debug_constraint_graph): New function.
6561 (dump_constraint): Removed useless comparison.
6562 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6563 (dump_constraint_graph): Declare.
6564 (debug_constraint_graph): Declare.
6565 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6567 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6569 * config/i386/i386.c (is_va_list_char_pointer): New.
6570 (ix86_va_start): Replace compare with ms_va_list_type_node
6571 by is_va_list_char_pointer.
6572 (ix86_gimplify_va_arg): Likewise.
6574 2008-07-07 Martin Jambor <mjambor@suse.cz>
6576 * cgraph.c (cgraph_edge_max_uid): New variable.
6577 (struct cgraph_edge_hook_list): New type.
6578 (struct cgraph_node_hook_list): New type.
6579 (struct cgraph_2edge_hook_list): New type.
6580 (struct cgraph_2node_hook_list): New type.
6581 (first_cgraph_edge_removal_hook): New variable.
6582 (first_cgraph_node_removal_hook): New variable.
6583 (first_cgraph_edge_duplicated_hook): New variable.
6584 (first_cgraph_node_duplicated_hook): New variable.
6585 (cgraph_add_edge_removal_hook): New function.
6586 (cgraph_remove_edge_removal_hook): New function.
6587 (cgraph_call_edge_removal_hooks): New function.
6588 (cgraph_add_node_removal_hook): New function.
6589 (cgraph_remove_node_removal_hook): New function.
6590 (cgraph_call_node_removal_hooks): New function.
6591 (cgraph_add_edge_duplication_hook): New function.
6592 (cgraph_remove_edge_duplication_hook): New function.
6593 (cgraph_call_edge_duplication_hooks): New function.
6594 (cgraph_add_node_duplication_hook): New function.
6595 (cgraph_remove_node_duplication_hook): New function.
6596 (cgraph_call_node_duplication_hooks): New function.
6597 (cgraph_create_edge): Assign to edge uid.
6598 (cgraph_remove_edge): Call edge removal hooks.
6599 (cgraph_node_remove_callees): Call edge removal hooks.
6600 (cgraph_node_remove_callers): Call edge removal hooks.
6601 (cgraph_remove_node): Call node removal hooks.
6602 (cgraph_clone_edge): Call edge duplication hooks.
6603 (cgraph_clone_node): Call node duplication hooks.
6605 * cgraph.h (cgraph_edge): New field uid.
6606 (cgraph_edge_hook): New type.
6607 (cgraph_node_hook): New type.
6608 (cgraph_2edge_hook): New type.
6609 (cgraph_2node_hook): New type.
6611 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6613 * config.in: Regenerate.
6615 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6617 * gcc.c (print_sysroot): New.
6618 (option_map, display_help, process_command): Handle the
6619 -print-sysroot option.
6620 (main): Print the sysroot if requested.
6621 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6623 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6626 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6628 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6630 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6631 (assign_parm_setup_block_p): Also check mode of entry_parm.
6633 2008-07-07 Richard Guenther <rguenther@suse.de>
6635 * tree-ssa-structalias.h (set_used_smts): Remove.
6636 * tree-ssa-structalias.c (used_smts): Likewise.
6637 (set_used_smts): Likewise.
6638 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6639 call to set_used_smts.
6641 2008-07-07 Richard Guenther <rguenther@suse.de>
6643 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6644 (new_var_info): Set it to false.
6645 (solution_set_add): Correctly handle pointers outside a var and
6647 (type_safe): Treat variables with is_full_var properly.
6648 (do_sd_constraint): Likewise.
6649 (do_ds_constraint): Likewise.
6650 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6651 (get_constraint_for_ptr_offset): New function.
6652 (get_constraint_for_component_ref): For addresses at least include
6653 the last field of the variable. Handle is_full_vars properly.
6654 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6655 (handle_ptr_arith): Remove.
6656 (find_func_aliases): Simplify assignment handling.
6657 (create_function_info_for): For parameter and result varinfos set
6659 (create_variable_info_for): Set is_full_var flag whenever we
6660 just created a single varinfo for a decl.
6661 (init_alias_vars): Initialize use_field_sensitive from
6662 max-fields-for-field-sensitive parameter.
6664 2008-07-07 Richard Guenther <rguenther@suse.de>
6666 PR tree-optimization/36713
6667 * tree-flow-inline.h (is_call_used): New function.
6668 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6669 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6670 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6672 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6674 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6676 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6678 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6680 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6681 Nathan Sidwell <nathan@codesourcery.com>
6683 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6684 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6686 * config/m68k/t-linux: New.
6687 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6690 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6692 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6693 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6696 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * gcc.c (execute): Fix -Wc++-compat warning.
6700 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6703 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6704 constant for little endian.
6706 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6708 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6709 mips_base_mips16 instead of TARGET_MIPS16.
6710 (mips_base_mips16): Declare.
6711 * config/mips/mips.c (mips_base_mips16): Make global.
6712 (was_mips16_p): Remove GTY marker.
6713 (was_mips16_pch_p): New variable.
6714 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6715 (mips_override_options): Force to non-MIPS16 mode initially.
6716 Do not complain about MIPS16 PIC incompatibilities here.
6717 Only allow -mgpopt if -mexplicit-relocs is in force for
6720 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6722 * configure.ac: Check for caddr_t, define to char * if not defined.
6723 * configure: Regenerate.
6724 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6725 (mmap_gt_pch_use_address): Likewise.
6726 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6728 2008-07-06 Richard Guenther <rguenther@suse.de>
6730 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6731 (new_var_info): Deal with it.
6732 (solution_set_add): Likewise.
6733 (bitpos_of_field): Make signed, fix.
6734 (struct fieldoff): Remove type and decl fields. Make size field
6735 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6737 (fieldoff_compare): Deal with it.
6738 (push_fields_onto_fieldstack): Remove has_union argument, glob
6739 adjacent non-pointer fields together.
6740 (create_function_info_for): Do not set has_union.
6741 (create_variable_info_for): Simplify.
6743 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6745 * config.gcc (extra_headers): Add cross-stdarg.h for target
6746 x86_64-*-* and i?86-*-*.
6747 * config/i386/cross-stdarg.h: New.
6748 * builtins.c (std_fn_abi_va_list): New.
6749 (std_canonical_va_list_type): New.
6750 (stabilize_va_list): Replace va_list_type_node use by
6751 mtarget.canonical_va_list_type.
6752 (gimplify_va_arg_expr): Likewise.
6753 (expand_builtin_va_copy): Replace va_list_type_node use by
6754 mtarget.fn_abi_va_list.
6755 * tree-sra.c (is_va_list_type): New helper.
6756 (decl_can_be_decomposed_p): Replace
6757 va_list_type_node use by is_va_list_type.
6758 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6759 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6760 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6761 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6762 (ix86_enum_va_list): New.
6763 * config/i386/i386.c (sysv_va_list_type_node): New.
6764 (ms_va_list_type_node): New.
6765 (ix86_function_type_abi): Remove sorry.
6766 (ix86_build_builtin_va_list_abi): New.
6767 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6769 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6770 (ix86_init_builtins_va_builtins_abi): New.
6771 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6773 (ix86_handle_abi_attribute): New.
6774 (attribute_spec): Add sysv_abi and ms_abi.
6775 (ix86_fn_abi_va_list): New.
6776 (ix86_canonical_va_list_type): New.
6777 (ix86_enum_va_list): New.
6778 (TARGET_FN_ABI_VA_LIST): New.
6779 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6780 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6781 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6782 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6783 (TARGET_ENUM_VA_LIST): New.
6784 * expr.h (std_fn_abi_va_list): New.
6785 (std_canonical_va_list_type): New.
6786 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6787 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6788 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6789 TARGET_CANONICAL_VA_LIST_TYPE.
6790 * target.h (struct gcc_target): Add fn_abi_va_list hook
6791 and canonical_va_list_type hook.
6793 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6795 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6796 integral and pointer types.
6798 2008-07-04 Roger Sayle <roger@eyesopen.com>
6800 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6801 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6803 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6806 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6808 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6810 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6811 build_gimple_modify_stmt.
6812 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6813 gimple operand. Use fold_build* instead of build*.
6815 2008-07-04 Richard Guenther <rguenther@suse.de>
6817 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6818 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6819 properly to compute the reachability set if we do field-sensitive PTA.
6820 * invoke.texi (max-fields-for-field-sensitive): Document default.
6821 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6822 100 for optimize >= 2.
6824 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6826 * ggc-zone.c (lookup_page_table_if_allocated,
6827 set_page_table_entry, zone_find_object_size, alloc_small_page,
6828 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6829 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6830 -Wc++-compat and/or -Wcast-qual warnings.
6832 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6835 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6836 pic_offset_table_rtx to be marked as used here.
6837 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6838 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6839 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6840 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6843 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6845 * alloc-pool.c (hash_descriptor, eq_descriptor,
6846 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6847 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6849 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6850 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6851 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6852 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6855 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6857 * tree-flow.h (loop_only_exit_p): Declare.
6858 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6859 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6860 the number of iterations if it is constant. Otherwise, if this is the
6861 only possible exit of the loop, use the conservative estimate on the
6862 number of iterations of the entire loop if available.
6864 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6866 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6867 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6868 Add synchronization functions.
6869 * config/sync.c: New file.
6870 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6871 (LIBGCC_SYNC_CFLAGS): Likewise.
6873 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6876 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6877 (*pushtf_sse): New insn pattern.
6878 (pushtf splitters): New splitters.
6880 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6883 * predict.c (build_predict_expr): Use void_type_node for the tree
6884 type, instead of NULL_TREE.
6886 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/i386.c (contains_aligned_value_p): Return true
6890 (ix86_data_alignment): Align TCmode to 128bits.
6891 (ix86_local_alignment): Likewise.
6893 2008-07-03 Andrew Haley <aph@redhat.com>
6896 * vec.h (VEC_TA): New.
6897 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6898 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6899 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6900 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6901 (C_COMMON_FIXED_TYPES): Remove first arg.
6902 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6903 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6904 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6905 not to use empty macro arguments.
6907 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6909 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6910 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6911 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6912 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6913 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6914 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6915 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6916 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6917 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6918 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6919 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6920 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6921 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6922 config/rs6000/e500crtres64gpr.asm,
6923 config/rs6000/e500crtres64gprctr.asm,
6924 config/rs6000/e500crtrest32gpr.asm,
6925 config/rs6000/e500crtrest64gpr.asm,
6926 config/rs6000/e500crtresx32gpr.asm,
6927 config/rs6000/e500crtresx64gpr.asm,
6928 config/rs6000/e500crtsav32gpr.asm,
6929 config/rs6000/e500crtsav64gpr.asm,
6930 config/rs6000/e500crtsav64gprctr.asm,
6931 config/rs6000/e500crtsavg32gpr.asm,
6932 config/rs6000/e500crtsavg64gpr.asm,
6933 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6934 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6935 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6936 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6937 config/sparc/sol2-cn.asm: Remove .file directives.
6939 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6941 * resource.c (mark_referenced_resources): Look inside
6942 UNSPEC_VOLATILEs and ASM_INPUTs.
6944 2008-07-02 Ian Lance Taylor <iant@google.com>
6946 * rtlanal.c (add_reg_note): New function.
6947 * rtl.h (add_reg_note): Declare.
6948 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6949 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6950 * builtins.c (expand_builtin_longjmp): Likewise.
6951 (expand_builtin_nonlocal_goto): Likewise.
6952 * calls.c (emit_call_1, expand_call): Likewise.
6953 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6954 * cfglayout.c (fixup_reorder_chain): Likewise.
6955 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6956 (commit_one_edge_insertion): Likewise.
6957 * combine.c (move_deaths, distribute_notes): Likewise.
6958 * df-problems.c (df_set_note): Likewise.
6959 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6960 (set_unique_reg_note): Likewise.
6961 (emit_copy_of_insn_after): Likewise.
6962 * expr.c (expand_expr_real): Likewise.
6963 * gcse.c (add_label_notes): Likewise.
6964 * haifa-sched.c (create_check_block_twin): Likewise.
6965 * jump.c (mark_jump_label_1): Likewise.
6966 * loop-doloop.c (add_test, doloop_modify): Likewise.
6967 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6968 * lower-subreg.c (move_eh_region_note): Likewise.
6969 * optabs.c (emit_libcall_block): Likewise.
6970 * predict.c (predict_insn): Likewise.
6971 (combine_predictions_for_insn): Likewise.
6972 * recog.c (peephole2_optimize): Likewise.
6973 * regmove.c (try_auto_increment): Likewise.
6974 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6975 * reload.c (find_reloads): Likewise.
6976 * reload1.c (fixup_eh_region_note): Likewise.
6977 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6978 * reorg.c (delete_prior_computation): Likewise.
6979 (delete_computation, dbr_schedule): Likewise.
6980 * config/pa/pa.c (legitimize_pic_address): Likewise.
6981 * config/sh/sh.c (sh_reorg): Likewise.
6983 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6986 * config/libgcc-glibc.ver: Add %exclude.
6987 * config/m32r/libgcc-glibc.ver: Likwise.
6988 * config/s390/libgcc-glibc.ver: Likwise.
6989 * config/sh/libgcc-glibc.ver: Likwise.
6990 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6992 * config/i386/libgcc-glibc.ver: New.
6994 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6996 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6998 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6999 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7000 i[34567]86-*-linux*, x86_64-*-linux*. Add
7001 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7002 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7003 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7004 i[34567]86-*-linux*, x86_64-*-linux*.
7006 * libgcc-std.ver: Add empty GCC_4.4.0.
7008 * mkmap-symver.awk: Support multiple versions per symbol.
7010 * config/i386/i386.c (ix86_init_builtins): Always define
7011 __builtin_fabsq and __builtin_copysignq with fallbacks.
7012 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7013 and __builtin_copysignq if SSE2 isn't available.
7015 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7016 (LIBGCC2_TF_CEXT): Likwise.
7019 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7021 * config/i386/sfp-machine.h: Moved to libgcc.
7023 * config/i386/sfp-machine.h: New.
7024 * config/i386/t-linux: Likwise.
7026 * config/i386/t-darwin: Remove softfp_wrap_start and
7028 * config/i386/t-darwin64: Likewise.
7030 * config/i386/t-fprules-softfp64: Renamed to ...
7031 * config/i386/t-fprules-softfp: This.
7033 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7034 and softfp_wrap_end.
7036 2008-07-02 Jason Merrill <jason@redhat.com>
7038 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7040 * tree.c (ctor_to_list): New fn.
7041 * tree.h: Declare it.
7042 (CONSTRUCTOR_ELT): New macro.
7043 (CONSTRUCTOR_NELTS): New macro.
7045 2008-07-02 Richard Guenther <rguenther@suse.de>
7047 * tree-ssa-structalias.c (struct variable_info): Reorder
7048 to fill padding on 64bit hosts. Make collapsed_to an int.
7049 (get_varinfo_fc): Deal with that.
7050 (new_var_info): Likewise.
7051 (collapse_rest_of_var): Likewise.
7053 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7055 * doc/install.texi (--enable-java-home): Document.
7056 (--enable-aot-compile-rpm): Likewise.
7057 (--with-arch-directory): Likewise.
7058 (--with-os-directory): Likewise.
7059 (--with-origin-name): Likewise.
7060 (--with-arch-suffix): Likewise.
7061 (--with-jvm-root-dir): Likewise.
7062 (--with-jvm-jar-dir): Likewise.
7063 (--with-python-dir): Likewise.
7065 2008-07-02 Richard Guenther <rguenther@suse.de>
7067 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7068 from decls explicitly. Merge operand checking from tuples.
7070 2008-07-02 Martin Jambor <mjambor@suse.cz>
7072 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7074 2008-07-02 Martin Jambor <mjambor@suse.cz>
7076 * tree-switch-conversion.c: Included timevar.h
7077 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7079 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7081 2008-07-02 Martin Jambor <mjambor@suse.cz>
7083 * tree-switch-conversion.c: Corrected various comments and
7085 (build_constructors): Fixed minor formatting mistakes.
7087 * invoke.texi (Optimize Options): Corrected the
7088 switch-conversion-max-branch-ratio parameter.
7090 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7092 * final.c (asm_insn_count): Return zero for an empty asm body.
7094 2008-07-02 Richard Guenther <rguenther@suse.de>
7096 * bitmap.h (bitmap_set_bit): Return bool.
7097 (bitmap_clear_bit): Likewise.
7098 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7099 write to the bitmap if it would.
7100 (bitmap_clear_bit): Likewise.
7101 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7102 bitmap_set_bit return value.
7103 (add_pred_graph_edge): Likewise.
7104 (add_graph_edge): Likewise.
7105 (do_sd_constraint): Likewise.
7106 (do_ds_constraint): Likewise.
7108 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7110 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7111 Fix -Wc++-compat and/or -Wcast-qual warnings.
7112 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7113 gen_regparm_prefix): Likewise.
7114 * vmsdbgout.c (write_modbeg, lookup_filename,
7115 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7117 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7119 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7120 defaults.h definition apply.
7122 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7124 * function.c (assign_parm_remove_parallels): New.
7125 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7127 (assign_parm_setup_block): Do not handle them.
7128 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7129 assign_parm_remove_parallels.
7131 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7133 * c-typeck.c (convert_for_assignment): Use
7134 vector_targets_convertible_p.
7135 * c-common.c (vector_targets_convertible_p): New.
7136 * c-common.h (vector_targets_convertible_p): New prototype.
7137 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7138 opaque_p_V2SI_type_node.
7140 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7142 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7145 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7147 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7148 TFmode constants via two element DImode vector for hosts with
7149 HOST_BITS_PER_WIDE_INT < 64.
7150 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7151 also for HOST_BITS_PER_WIDE_INT < 64.
7153 2008-07-01 Richard Guenther <rguenther@suse.de>
7155 PR tree-optimization/36666
7156 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7157 (get_constraint_exp_from_ssa_var): Split into ...
7158 (get_constraint_exp_for_temp): ... this ...
7159 (get_constraint_for_ssa_var): ... and that.
7160 Return constraint expressions for all touched sub-fields
7161 if the results address is not taken.
7162 (process_constraint): Remove assertion that aggregate
7163 assignments do not happen at this place.
7164 (get_constraint_for_component_ref): Add address_p argument.
7165 Return constraint expressions for all touched sub-fields
7166 if the results address is not taken.
7167 (do_deref): Use get_constraint_exp_for_temp.
7168 (get_constraint_for_1): Rename from ...
7169 (get_constraint_for): ... this. Add the old function as wrapper.
7170 (do_structure_copy): Use get_constraint_for_1.
7172 2008-07-01 Martin Jambor <mjambor@suse.cz>
7174 * Makefile.in (tree-switch-conversion.o): Add.
7175 (OBJS-common): Add tree-swtch-conversion.o.
7176 * passes.c (init_optimization_passes): Add pass_convert_switch.
7177 * tree-pass.h: (pass_convert_switch): Add.
7178 * tree-switch-conversion.c: New file.
7179 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7180 * common.opt (ftree-cswtch): New option.
7181 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7182 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7183 * opts.c (decode_options): Set flag_tree_switch_conversion when
7184 optimization level is >= 2.
7185 * doc/invoke.texi (Optimize Options): Added description of
7186 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7188 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7190 * config/darwin-driver.c (darwin_default_min_version): Fix
7191 -Wc++-compat warnings.
7193 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7195 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7198 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7200 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7202 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7204 PR rtl-optimization/34744
7205 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7206 (df_scan_free_internal): Free data structures not
7207 allocated in storage pools.
7208 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7209 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7210 df_scan_free_mws_vec.
7211 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7214 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/i386/i386.c (contains_aligned_value_p): Return true
7218 (ix86_function_arg_boundary): Return its natural boundary
7220 (return_in_memory_32): Don't check TDmode.
7221 (ix86_split_to_parts): Support splitting into 4 parts and
7222 support TFmode for 32bit target.
7223 (ix86_split_long_move): Support splitting into 4 parts.
7224 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7226 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7227 (ix86_init_builtins): Here.
7228 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7229 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7230 'q' and 'w', respectively.
7232 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7234 (movtf_internal): Likewise.
7235 (<code>tf2): Likewise.
7236 (*absnegtf2_sse): Likewise.
7237 (copysign<mode>3): Likewise.
7238 (copysign<mode>3_const): Likewise.
7239 (copysign<mode>3_var): Likewise.
7240 (define_split UNSPEC_COPYSIGN): Likewise.
7241 * config/i386/sse.md (*nandtf3): Likewise.
7242 (<code>tf3): Likewise.
7243 (*<code>tf3): Likewise.
7245 2008-06-30 Joey Ye <joey.ye@intel.com>
7246 H.J. Lu <hongjiu.lu@intel.com>
7248 * global.c (compute_regsets): Set frame_pointer_needed here.
7249 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7251 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7253 * doc/install.texi (specific): Expand Windows build notes.
7255 2008-06-30 Ira Rosen <irar@il.ibm.com>
7257 PR tree-optimization/36648
7258 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7259 number of prolog iterations by step. Fix the comment.
7261 2008-06-30 Richard Guenther <rguenther@suse.de>
7264 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7265 handle calls from ECF_MALLOC functions.
7266 (handle_pure_call): ECF_MALLOC functions do not return
7268 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7270 2008-06-29 Andreas Schwab <schwab@suse.de>
7272 * config/m68k/m68k.c (print_operand): Always print a float
7274 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7275 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7278 * config/rs6000/x-linux64: Remove never used file.
7280 2008-06-29 Richard Guenther <rguenther@suse.de>
7282 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7284 (struct alias_info): Move ...
7285 * tree-ssa-alias.c: ... here.
7286 (update_alias_info): Declare.
7287 (compute_may_aliases): Call it.
7288 (update_alias_info): New function.
7289 * tree-ssa-structalias.c (update_alias_info): Move ...
7290 * tree-ssa-alias.c (update_alias_info_1): ... here.
7291 * tree-ssa-structalias.c (process_constraint_1): Remove
7292 unused from_call argument. Rename to ...
7293 (process_constraint): ... this. Delete old wrapper.
7294 (make_constraint_to): Adjust callers.
7295 (handle_const_call): Likewise.
7296 (handle_pure_call): Likewise.
7297 (init_base_vars): Likewise.
7298 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7299 (find_func_aliases): We don't need structure copies for
7301 (make_constraint_from_anything): Remove.
7302 (create_variable_info_for): For globals make constraints
7303 from escaped, not from anything.
7304 (compute_points_to_sets): Do not call update_alias_info.
7305 (ipa_pta_execute): Use make_constraint_from.
7307 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7309 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7310 (bitmap.o-warn, dominance.o-warn): New.
7311 * configure.ac (cxx_compat_warn): Delete.
7312 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7313 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7315 * configure: Regenerate.
7317 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7320 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7322 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7323 * df-scan.c (df_notes_rescan): Likewise.
7324 * ggc-page.c (set_page_table_entry): Likewise.
7325 * intl.c (gcc_gettext_width): Likewise.
7326 * varasm.c (get_unnamed_section, get_noswitch_section,
7327 get_section): Likewise.
7329 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7331 * regrename.c (build_def_use): Don't copy RTX.
7333 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7335 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7336 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7337 punctuation. Use @ref instead of @xref.
7338 (Function Names): Remove stray @display/@end display.
7339 (C++ Attributes): Use @ref instead of @xref.
7340 (Deprecated Features): Fix punctuation around @xref.
7341 (Backwards Compatibility): Likewise.
7342 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7344 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7346 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7347 constants for E500 double.
7349 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7351 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7352 element type of const_vector.
7354 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7357 Remove FLAGS_REG clobber from expander pattern.
7358 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7359 (anddi3, andsi3, andhi3, andqi3): Ditto.
7360 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7361 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7362 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7363 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7364 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7365 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7366 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7367 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7369 2008-06-28 Richard Guenther <rguenther@suse.de>
7371 * tree-ssa-structalias.c (callused_id, var_callused,
7372 callused_tree): Add.
7373 (handle_pure_call): New function.
7374 (find_func_aliases): Call it.
7375 (find_what_p_points_to): Handle the call-used set.
7376 (clobber_what_escaped): Likewise.
7377 (compute_call_used_vars): New function.
7378 (init_base_vars): Init the call-used variable.
7379 (do_sd_constraint): Do not propagate the solution from CALLUSED
7380 but use CALLUSED as a placeholder.
7381 (solve_graph): Likewise.
7382 * tree-flow-inline.h (gimple_call_used_vars): New function.
7383 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7384 (compute_call_used_vars): Declare.
7385 * tree-ssa-alias.c (set_initial_properties): Call
7386 compute_call_used_vars.
7387 (reset_alias_info): Clear call-used variables.
7388 (add_call_clobber_ops): Assert we are not called for const/pure
7389 functions. Remove handling of them.
7390 (add_call_read_ops): Handle pure functions by adding the
7391 call-used set of variables as VUSEs.
7392 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7393 (delete_tree_ssa): Free it.
7394 * tree-dfa.c (remove_referenced_var): Clear the var from the
7397 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7399 * tree.c (build_varargs_function_type_list): New.
7400 (build_function_type_list_1): New.
7401 (build_function_type_list): Use build_function_type_list_1.
7402 * tree.h (build_varargs_function_type_list): New.
7404 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7407 * config/spu/spu.c (spu_builtin_splats): Do not generate
7408 invalid CONST_VECTOR expressions.
7409 (spu_expand_vector_init): Likewise.
7411 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7413 * optabs.c (libfunc_decls): New variable.
7414 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7415 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7416 for the same function twice.
7418 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7420 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7421 ix86_expand_binary_operator directly.
7422 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7424 (*ashrti3_1): Ditto.
7425 (*lshrti3_1): Ditto.
7426 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7427 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7428 using only one splitter. Conditionaly execute splitter before or
7429 after peephole2 pass.
7430 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7431 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7432 Use only one alternative in asm template.
7433 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7435 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7436 "J" operand constraint for operand 2.
7437 (*ashldi3_cconly_rex64): Ditto.
7438 (*ashrdi3_cmp_rex64): Ditto.
7439 (*ashrdi3_cconly_rex64): Ditto.
7440 (*lshrdi3_cmp_rex64): Ditto.
7441 (*lshrdi3_cconly_rex64): Ditto.
7442 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7443 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7444 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7447 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7449 * gimplify.c (omp_is_private): Don't return true if decl is not
7450 already private on #pragma omp for or #pragma omp parallel for.
7453 * tree-cfg.c (struct move_stmt_d): Replace block field with
7454 orig_block and new_block fields.
7455 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7456 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7457 (move_block_to_fn): Replace vars_map and new_label_map arguments
7458 with struct move_stmt_d pointer.
7459 (replace_block_vars_by_duplicates): New function.
7460 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7461 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7462 all subblocks of ORIG_BLOCK to the new function. Call
7463 replace_block_vars_by_duplicates.
7464 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7465 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7466 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7467 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7468 (expand_omp): Temporarily set input_location to the location of
7469 region's controlling stmt.
7470 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7471 BIND_EXPR, push ctx->block_vars and gimplification vars into
7472 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7474 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7475 there are any BLOCK_VARS.
7476 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7477 OMP_PARALLEL or OMP_TASK stmt.
7478 (lower_omp): Save and restore input_location around the lower_omp_1
7481 2008-06-27 Richard Guenther <rguenther@suse.de>
7483 PR tree-optimization/36400
7484 PR tree-optimization/36373
7485 PR tree-optimization/36344
7486 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7487 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7488 (update_alias_info): Remove call clobbering code.
7489 (make_constraint_to): New helper function.
7490 (make_escape_constraint): Likewise.
7491 (handle_rhs_call): Use it on all pointer containing arguments.
7492 Also mark the static chain escaped.
7493 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7494 instead of ANYTHING.
7495 (make_constraint_from): New helper split out from ...
7496 (make_constraint_from_anything): ... here.
7497 (find_func_aliases): Add constraints for escape sites.
7498 (intra_create_variable_infos): Make constraints from NONLOCAL
7500 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7502 (clobber_what_p_points_to): Remove.
7503 (clobber_what_escaped): New function.
7504 (init_base_vars): Init NONLOCAL and ESCAPED.
7505 (do_sd_constraint): Do not propagate the solution from ESCAPED
7506 but use ESCAPED as a placeholder.
7507 (solve_graph): Likewise.
7508 * tree-flow.h (clobber_what_p_points_to): Remove.
7509 (clobber_what_escaped): Declare.
7510 * tree-ssa-alias.c (set_initial_properties): Call it.
7511 Remove code clobbering escaped pointers.
7513 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7515 * function.c (allocate_struct_function): Only allocate a unique
7516 funcdef_no if the decl is nonzero.
7518 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7520 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7521 * config/mips/mips.c (mips_split_const_insns): New function.
7522 * config/mips/mips.md (move_type): New attribute.
7523 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7524 (dword_mode): New attribute.
7525 (type): Avoid long line. Map "move_type"s to "type"s,
7526 choosing "multi" for doubleword moves if appropriate.
7527 Swap MTC/MFC comments to match their declaration order.
7528 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7529 "type" is "branch" or "jal" is "direct".
7530 (length): Handle "extended_mips16" first. Make the default
7531 "0" for "ghost" instructions. Set the length from "move_type".
7532 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7533 of "type", with "sll0" for the register alternative. Remove the
7534 "extended_mips16" attribute.
7535 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7536 of "type", with "shift_shift" for the register alternative.
7537 Remove the "length" attribute.
7538 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7539 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7540 of "type", with "andi" for the register alternative.
7541 (*zero_extendqihi2): Likewise.
7542 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7543 of "andi" instead of a "type" of "arith".
7544 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7546 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7547 (mov_<store>r, *mov<mode>_ra): Likewise.
7548 (extendsidi2): Use "move_type" instead of "type", with "move"
7549 for the register alternative.
7550 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7551 of "type", with "signext" for the register alternative.
7552 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7553 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7554 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7555 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7556 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7557 (unnamed branch insn): Likewise.
7558 (*movdi_gp32_fp64): Fold into...
7559 (*movdi_32bit): ...here.
7560 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7561 (*movdf_hardfloat): ...this new pattern.
7562 (*movdf_softfloat): Remove redundant FPR alternatives.
7563 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7564 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7565 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7566 the "move" attribute.
7567 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7568 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7569 and "store" for COP loads and stores.
7570 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7571 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7572 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7573 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7574 (*movtf_mips16, *movv2sf): Likewise.
7575 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7576 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7577 (mfhc1<mode>): Use "move_type" instead of "move".
7578 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7579 (loadgp_blockage): Remove the "length" attribute.
7580 (blockage, set_got_version, update_got_version): Likewise.
7581 (call_internal): Remove the "extended_mips16" attribute.
7582 (call_value_internal, call_value_multiple_internal): Likewise.
7583 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7585 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7586 the "length" attribute.
7588 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7590 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7591 -Wcast-qual warnings.
7592 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7593 handle_pragma_pop_macro): Likewise.
7594 * collect2.c (resolve_lib_name): Likewise.
7595 * config/arc/arc.c (arc_init): Likewise.
7596 * config/arm/arm.c (neon_builtin_compare,
7597 locate_neon_builtin_icode): Likewise.
7598 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7599 * config/bfin/bfin.c (bfin_init_machine_status,
7600 bfin_optimize_loop): Likewise.
7601 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7602 * config/cris/cris.c (cris_init_expanders): Likewise.
7603 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7604 * config/darwin.c (machopic_indirection_eq,
7605 machopic_indirection_name, machopic_output_indirection): Likewise.
7606 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7607 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7608 frv_optimize_membar): Likewise.
7609 * config/i386/cygwin.h (mingw_scan,
7610 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7611 * config/i386/cygwin1.c (mingw_scan): Likewise.
7612 * config/i386/i386.c (machopic_output_stub): Likewise.
7613 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7614 i386_pe_unique_section): Likewise.
7615 * config/ia64/ia64.c (ia64_init_machine_status,
7616 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7618 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7619 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7620 * config/m68k/m68k.c (m68k_handle_option,
7621 m68k_sched_md_init_global): Likewise.
7622 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7623 mcore_unique_section): Likewise.
7624 * config/mips/mips.c (mips_block_move_straight,
7625 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7627 * config/mmix/mmix.c (mmix_init_machine_status,
7628 mmix_encode_section_info): Likewise.
7629 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7630 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7631 print_operand_address, output_toc, redefine_groups,
7632 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7633 * config/s390/s390.c (s390_init_machine_status): Likewise.
7634 * config/score/score.c (score_block_move_straight,
7635 score_block_move_loop_body): Likewise.
7636 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7637 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7638 * emit-rtl.c (find_auto_inc): Likewise.
7639 * gcc.c (translate_options, process_command): Likewise.
7640 * reorg.c (dbr_schedule): Likewise.
7641 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7642 * xcoffout.c (xcoffout_declare_function): Likewise.
7644 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7646 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7647 ipa-pta working again.
7649 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7651 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7654 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7656 * config.gcc (powerpc*-*-*): Add new core e500mc.
7657 * config/rs6000/e500mc.md: New file.
7658 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7660 (rs6000_override_options): Add e500mc case to
7661 processor_target_table. Altivec and Spe options not allowed
7662 with e500mc. Add isel instruction to e500mc by
7663 default. Initialize rs6000_cost for e500mc.
7664 (rs6000_issue_rate): Set issue rate for e500mc.
7665 * config/rs6000/rs6000.h (processor_type): Add
7666 PROCESSOR_PPCE500MC.
7667 (ASM_CPU_SPEC): Add e500mc.
7668 Set TARGET_ISEL to rs6000_isel.
7669 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7670 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7671 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7673 * doc/invoke.texi: Add e500mc to list of cpus.
7675 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7678 * c-lex.c (lex_charconst): Initialize unsignedp.
7680 2008-06-27 Olivier Hainque <hainque@adacore.com>
7682 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7683 documented assumptions.
7685 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7687 * dwarf2out.c: Remove trailing white spaces. Break long line
7690 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7692 * libfuncs.h (LTI_synchronize): New libfunc_index.
7693 (synchronize_libfunc): Declare.
7694 * builtins.c (expand_builtin_synchronize): Consider using
7695 synchronize_libfunc before falling back on an asm blockage.
7696 * config/mips/mips.c: Include libfuncs.h
7697 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7699 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7701 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7702 parameter. Copy stack_reg to r11 where appropriate.
7703 (no_global_regs_above): Add gpr parameter.
7704 (rs6000_stack_info): Only add padding for SPE save area if we
7705 are saving SPE GPRs and CR.
7706 (saveres_routine_syms): New variable.
7707 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7709 (rs6000_savres_routine_sym): New function.
7710 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7712 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7713 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7714 Tweak FPR out-of-line saving.
7715 (rs6000_make_savres_rtx): New function.
7716 (rs6000_use_multiple_p): New function.
7717 (rs6000_savres_strategy): New function.
7718 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7719 out-of-line if appropriate.
7720 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7721 if we are optimizing for size.
7722 (GP_SAVE_INLINE): Define.
7723 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7724 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7725 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7726 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7727 (*save_fpregs_<mode>): Add use of r11.
7728 (*restore_gpregs_<mode>): New insn.
7729 (*return_and_restore_gpregs_<mode>): New insn.
7730 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7732 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7733 (*restore_gpregs_spe): New insn.
7734 (*return_and_restore_gpregs_spe): New insn.
7735 * config/rs6000/predicates.md (save_world_operation): Fix check.
7737 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7739 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7740 this point, so assert that.
7742 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7744 * cfganal.c: Include vec.h and vecprim.h.
7745 (compute_idf): Import from...
7746 * tree-into-ssa (compute_idf): ...here.
7747 * basic-block.h (compute_idf): Export.
7749 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7751 * c-decl.c (merge_decls): Use !current_function_decl to check for
7752 extern declaration of C99 inline function being at file scope.
7754 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7756 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7758 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * alias.c (record_alias_subset, init_alias_analysis): Fix
7761 -Wc++-compat and/or -Wcast-qual warnings.
7762 * attribs.c (lookup_attribute_spec): Likewise.
7763 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7764 copy_bb, connect_traces,
7765 find_rarely_executed_basic_blocks_and_cr): Likewise.
7766 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7767 note_btr_set, migrate_btr_defs): Likewise.
7768 * builtins.c (result_vector, expand_builtin_memcpy,
7769 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7770 builtin_memset_read_str, expand_builtin_printf,
7771 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7773 * caller-save.c (mark_set_regs): Likewise.
7774 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7775 * cgraph.c (cgraph_edge): Likewise.
7776 * combine.c (likely_spilled_retval_1): Likewise.
7777 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7778 htab_counts_entry_del, get_coverage_counts): Likewise.
7779 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7780 new_cselib_val): Likewise.
7781 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7782 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7784 * df-core.c (df_compact_blocks): Likewise.
7785 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7786 * df-scan.c (df_grow_reg_info, df_ref_create,
7787 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7788 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7789 df_record_entry_block_defs, df_record_exit_block_uses,
7790 df_bb_verify): Likewise.
7791 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7792 DF_REF_EXTRACT_MODE_CONST): New.
7793 * dominance.c (get_immediate_dominator, get_dominated_by,
7794 nearest_common_dominator, root_of_dom_tree,
7795 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7796 -Wc++-compat and/or -Wcast-qual warnings.
7797 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7798 record_store, replace_read, check_mem_read_rtx, scan_insn,
7799 dse_step1, dse_record_singleton_alias_set): Likewise.
7800 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7802 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7804 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7805 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7806 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7807 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7808 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7809 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7810 file_name_acquire, output_file_names, add_const_value_attribute,
7811 premark_used_types_helper, file_table_eq, file_table_hash,
7812 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7813 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7814 -Wcast-qual warnings.
7815 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7816 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7817 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7818 gen_reg_rtx, start_sequence, init_emit): Likewise.
7819 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7820 * except.c (init_eh_for_function, gen_eh_region,
7821 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7822 arh_to_landing_pad, arh_to_label, add_action_record,
7823 add_call_site, switch_to_exception_section): Likewise.
7824 * expmed.c (synth_mult): Likewise.
7825 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7826 store_expr): Likewise.
7827 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7829 * function.c (assign_stack_temp_for_type,
7830 allocate_struct_function, match_asm_constraints_1): Likewise.
7831 * gcov-io.c (gcov_allocate): Likewise.
7832 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7833 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7834 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7835 record_one_set, insert_expr_in_table, insert_set_in_table,
7836 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7837 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7838 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7839 -Wcast-qual warnings.
7841 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7843 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7844 -Wcast-qual warnings.
7845 * gcc.c (process_command): Likewise.
7846 * genattrtab.c (oballoc): Use XOBNEW.
7847 (oballocvec): Define.
7848 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7849 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7850 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7851 -Wc++-compat and/or -Wcast-qual warnings.
7852 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7853 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7854 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7855 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7856 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7857 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7858 add_excls, process_presence_absence_names,
7859 process_presence_absence_patterns, add_presence_absence,
7860 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7861 get_free_state, add_arc, get_free_automata_list_el,
7862 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7863 transform_3, cache_presence, create_ainsns, create_automata,
7864 create_state_ainsn_table, dfa_insn_code_enlarge,
7865 output_trans_func, output_min_issue_delay_func,
7866 output_dead_lock_func, output_reset_func,
7867 output_get_cpu_unit_code_func, output_dfa_start_func,
7868 expand_automata): Likewise.
7869 * genextract.c (gen_insn): Likewise.
7870 * gengtype-lex.l: Likewise.
7871 * gengtype.c (read_input_list, adjust_field_type,
7872 process_gc_options): Likewise.
7873 * genoutput.c (note_constraint): Likewise.
7874 * genpreds.c (mangle, add_constraint): Likewise.
7875 * genrecog.c (process_define_predicate, new_decision,
7876 add_to_sequence): Likewise.
7877 * gensupport.c (record_insn_name): Likewise.
7879 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7881 * config/i386/driver-i386.c (detect_caches_amd,
7882 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7883 and/or -Wcast-qual warnings.
7884 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7885 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7886 gt_pch_save): Likewise.
7887 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7888 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7889 * global.c (compute_regsets): Likewise.
7890 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7891 finish_graph_dump_file): Likewise.
7892 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7893 unlink_bb_notes): Likewise.
7894 * integrate.c (get_hard_reg_initial_val): Likewise.
7895 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7896 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7897 * local-alloc.c (update_equiv_regs): Likewise.
7898 * loop-invariant.c (check_invariant_table_size,
7899 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7901 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7902 altered_reg_used, mark_altered): Likewise.
7903 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7904 insert_var_expansion_initialization,
7905 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7906 release_var_copies): Likewise.
7907 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7908 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7909 analyze_accesses_for_phi_node, check_var_notmodified_p,
7910 check_allocation_function, find_sites_in_func,
7911 record_all_accesses_in_func, transform_access_sites,
7912 transform_allocation_sites): Likewise.
7913 * omp-low.c (new_omp_region, create_omp_child_function_name,
7914 check_omp_nesting_restrictions, check_combined_parallel,
7915 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7916 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7917 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7918 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7920 * opts-common.c (prune_options): Likewise.
7921 * opts.c (add_input_filename, print_filtered_help,
7922 get_option_state): Likewise.
7923 * params.c (add_params): Likewise.
7924 * passes.c (set_pass_for_id, next_pass_1,
7925 do_per_function_toporder, pass_fini_dump_file): Likewise.
7926 * postreload.c (reload_cse_simplify_operands): Likewise.
7927 * predict.c (tree_predicted_by_p, tree_predict_edge,
7928 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7930 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7932 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7934 * recog.c (check_asm_operands, validate_change_1): Likewise.
7935 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7936 subst_asm_stack_regs): Likewise.
7937 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7938 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7939 * regmove.c (reg_is_remote_constant_p): Likewise.
7940 * regrename.c (regrename_optimize, scan_rtx_reg,
7941 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7943 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7944 regstat_compute_calls_crossed): Likewise.
7945 * reload1.c (init_reload, new_insn_chain,
7946 has_nonexceptional_receiver, reload, copy_reloads,
7947 calculate_needs_all_insns, init_elim_table): Likewise.
7948 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7949 * rtl.c (shallow_copy_rtx_stat): Likewise.
7950 * rtlanal.c (parms_set): Likewise.
7951 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7952 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7953 * sched-ebb.c (earliest_block_with_similiar_load,
7954 add_deps_for_risky_insns): Likewise.
7955 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7956 schedule_region): Likewise.
7957 * see.c (eq_descriptor_pre_extension,
7958 hash_descriptor_pre_extension, hash_del_pre_extension,
7959 eq_descriptor_properties, hash_descriptor_properties,
7960 hash_del_properties, see_seek_pre_extension_expr,
7961 see_initialize_data_structures, see_print_register_properties,
7962 see_print_pre_extension_expr, see_delete_merged_def_extension,
7963 see_delete_unmerged_def_extension, see_emit_use_extension,
7964 see_pre_delete_extension, see_map_extension, see_commit_changes,
7965 see_analyze_merged_def_local_prop,
7966 see_analyze_merged_def_local_prop,
7967 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7968 see_set_prop_merged_def, see_set_prop_unmerged_def,
7969 see_set_prop_unmerged_use, see_print_one_extension,
7970 see_merge_one_use_extension, see_merge_one_def_extension,
7971 see_store_reference_and_extension, see_update_uses_relevancy,
7972 see_update_defs_relevancy): Likewise.
7973 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7974 hash_statistics_free, curr_statistics_hash): Likewise.
7975 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7976 expand_asm_operands, expand_return, case_bit_test_cmp,
7977 expand_case): Likewise.
7978 * stor-layout.c (start_record_layout): Likewise.
7979 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7980 gt_pch_save_stringpool): Likewise.
7981 * tree-data-ref.c (hash_stmt_vertex_info,
7982 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7983 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7985 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7988 * config/i386/i386.md : Change constraints of HImode and QImode
7989 immediate operands from "i" to "n". Change SImode "ni" constraint to
7990 "i" and SImode "rmi" constraint to "g". Remove all constraints
7991 from const0_operand and const1_operand predicated operands.
7992 (i): Change QImode and HImode attribute from "i" to "n".
7993 (*subqi_2): Change HImode operands to QImode.
7996 2008-06-25 Olivier Hainque <hainque@adacore.com>
7998 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8001 2008-06-25 Richard Guenther <rguenther@suse.de>
8003 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8004 not overflow the result type.
8006 2008-06-25 Richard Guenther <rguenther@suse.de>
8008 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8009 (vn_lookup): Likewise.
8011 2008-06-25 Richard Guenther <rguenther@suse.de>
8013 PR tree-optimization/35518
8014 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8015 * tree-sra.c (instantiate_element): Use fold_build3 to build
8017 (try_instantiate_multiple_fields): Likewise.
8019 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8021 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8024 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8026 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8027 use_backchain_to_restore_sp to true
8028 if the offset of the link register save area would go over the 32k - 1
8029 offset limit of the load
8032 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8034 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8035 anchor for the type-punning blurb. Cross-reference "Structures
8036 unions enumerations and bit-fields implementation". Provide a
8037 cast-through-pointer example. Make final sentence self-contained.
8038 * doc/implement-c.texi (Structures unions enumerations and
8039 bit-fields implementation): Cross-reference the type-punning blurb
8040 in the -fstrict-aliasing documentation.
8042 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8045 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8046 the memory instead of the memory itself for the save area.
8048 2008-06-24 Olivier Hainque <hainque@adacore.com>
8049 Nicolas Roche <roche@adacore.com>
8051 * gengtype.c (srcdir_len): size_t instead of int.
8052 (get_file_realbasename): New function. For F a filename, the real
8053 basename of F, with all the path components stripped.
8054 (get_file_srcdir_relative_path): New function. For F a filename, the
8055 relative path to F from $(srcdir).
8056 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8057 get_file_realbasename. Adjust the head comment.
8058 (get_prefix_langdir_index): New function. For F a filename, return the
8059 lang_dir_names[] relative index of the language directory that is
8061 (get_file_langdir): For F a filename, return the name of the language
8062 directory where F is located.
8063 (get_file_gtfilename): New function. The gt- output file name for an
8065 (get_output_file_with_visibility): Replace in-line computations with
8066 uses of get_file_gtfilename and get_prefix_langdir_index.
8067 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8069 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8071 PR tree-optimization/36504
8072 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8073 references without base address.
8075 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8078 * calls.c (expand_call): Increase alignment for recursive functions.
8080 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8082 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8083 (TARGET_FUNCTION_VALUE): New define.
8084 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8085 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8087 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8089 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8090 (fmod<mode>3): Ditto.
8091 (remainderxf3): Ditto.
8092 (remainder<mode>3): Ditto.
8094 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8097 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8098 REG is a hard register.
8100 PR tree-optimization/36508
8101 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8102 499, don't check it at all in release compilers.
8104 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8106 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8107 together with SSE_TARGET_MATH to disable insn pattern.
8108 (*fop_<MODEF:mode>_2_i387): Ditto.
8109 (*fop_<MODEF:mode>_3_i387): Ditto.
8111 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8113 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8115 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8118 * gimplify.c (gimplify_asm_expr): Check the return code of
8119 parse_output_constraint call, set function return and is_inout
8122 2008-06-22 Ian Lance Taylor <iant@google.com>
8124 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8125 (narrowest_signed_type): Likewise.
8126 * c-typeck.c (c_common_type): Change local variable mclass to enum
8128 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8129 tcc_comparison, not the tree code itself.
8130 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8131 (c_expand_expr): Cast modifier to enum expand_modifier.
8132 * c-common.h (C_RID_CODE): Add casts.
8133 (C_SET_RID_CODE): Define.
8134 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8135 (c_lex_one_token): Add cast to avoid warning.
8136 (c_parser_objc_type_name): Rename local typename to type_name.
8137 (check_no_duplicate_clause): Change code parameter to enum
8139 (c_parser_omp_var_list_parens): Change kind parameter to enum
8141 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8142 c_parser_omp_list_var_parens.
8143 (c_parser_omp_threadprivate): Likewise.
8144 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8145 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8146 * c-format.c (NO_FMT): Define.
8147 (printf_length_specs): Use NO_FMT.
8148 (asm_fprintf_length_specs): Likewise.
8149 (gcc_diag_length_specs): Likewise.
8150 (scanf_length_specs): Likewise.
8151 (strfmon_length_specs): Likewise.
8152 (gcc_gfc_length_specs): Likewise.
8153 (printf_flag_specs): Change 0 to STD_C89.
8154 (asm_fprintf_flag_specs): Likewise.
8155 (gcc_diag_flag_specs): Likewise.
8156 (gcc_cxxdiag_flag_specs): Likewise.
8157 (scanf_flag_specs): Likewise.
8158 (strftime_flag_specs): Likewise.
8159 (strfmon_flag_specs): Likewise.
8160 (print_char_table): Likewise.
8161 (asm_fprintf_char_table): Likewise.
8162 (gcc_diag_char_table): Likewise.
8163 (gcc_tdiag_char_table): Likewise.
8164 (gcc_cdiag_char_table): Likewise.
8165 (gcc_cxxdiag_char_table): Likewise.
8166 (gcc_gfc_char_table): Likewise.
8167 (scan_char_table): Likewise.
8168 (time_char_table): Likewis.
8169 (monetary_char_table): Likewise.
8170 * c-format.h (BADLEN): Likewise.
8172 2008-06-21 Ian Lance Taylor <iant@google.com>
8174 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8175 Define END_OF_BASE_TREE_CODES around inclusion.
8176 * tree.c (tree_code_type): New global array.
8177 (tree_code_length, tree_code_name): Likewise.
8178 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8180 (all-tree.def, s-alltree): New targets.
8181 (gencheck.h, s-gencheck): Remove.
8182 (tree.o): Depend upon all-tree.def.
8183 (build/gencheck.o): Remove gencheck.h dependency.
8184 (mostlyclean): Don't remove gencheck.h.
8185 * c-common.h (enum c_tree_code): Remove.
8186 * c-lang.c (tree_code_type): Remove.
8187 (tree_code_length, tree_code_name): Remove.
8188 * gencheck.c (tree_codes): Include all-tree.def, rather than
8189 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8191 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8193 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8194 (operator_name_info): Size to MAX_TREE_CODES.
8195 (assignment_operator_name_info): Likewise.
8196 * cp/cp-lang.c (tree_code_type): Remove.
8197 (tree_code_length, tree_code_name): Remove.
8198 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8199 (assignment_operator_name_info): Likewise.
8200 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8202 * cp/mangle.c (write_expression): Likewise.
8203 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8204 * fortran/f95-lang.c (tree_code_type): Remove.
8205 (tree_code_length, tree_code_name): Remove.
8206 * java/java-tree.h (enum java_tree_code): Remove.
8207 * java/lang.c (tree_code_type): Remove.
8208 (tree_code_length, tree_code_name): Remove.
8209 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8210 * objc/objc-act.h (enum objc_tree_code): Remove.
8211 * objc/objc-lang.c (tree_code_type): Remove.
8212 (tree_code_length, tree_code_name): Remove.
8213 * objcp/objcp-lang.c (tree_code_type): Remove.
8214 (tree_code_length, tree_code_name): Remove.
8215 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8216 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8217 * ada/misc.c (tree_code_type): Remove.
8218 (tree_code_length, tree_code_name): Remove.
8220 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8222 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8223 the grand_bitmap_obstack.
8225 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8227 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8228 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8229 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8230 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8231 move_stmt_r, new_label_mapper): Likewise.
8232 * tree-complex.c (cvc_lookup): Likewise.
8233 * tree-dfa.c (create_function_ann): Likewise.
8234 * tree-dump.c (dump_register): Likewise.
8235 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8236 find_phi_replacement_condition): Likewise.
8237 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8238 tree_function_versioning): Likewise.
8239 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8240 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8241 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8242 get_nonlocal_debug_decl, convert_nonlocal_reference,
8243 convert_nonlocal_omp_clauses, get_local_debug_decl,
8244 convert_local_reference, convert_local_omp_clauses,
8245 convert_nl_goto_reference, convert_nl_goto_receiver,
8246 convert_tramp_reference, convert_call_expr): Likewise.
8247 * tree-outof-ssa.c (contains_tree_r): Likewise.
8248 * tree-parloops.c (reduction_phi, initialize_reductions,
8249 eliminate_local_variables_1, add_field_for_reduction,
8250 add_field_for_name, create_phi_for_local_result,
8251 create_call_for_reduction_1, create_loads_for_reductions,
8252 create_stores_for_reduction, create_loads_and_stores_for_name):
8254 * tree-phinodes.c (allocate_phi_node): Likewise.
8255 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8256 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8257 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8258 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8259 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8260 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8261 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8262 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8263 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8264 vn_nary_op_insert): Likewise.
8265 * tree-ssa.c (redirect_edge_var_map_add,
8266 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8267 * tree-vectorizer.c (vectorize_loops): Likewise.
8268 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8269 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8270 tree_cons_stat, build1_stat, build_variant_type_copy,
8271 decl_init_priority_lookup, decl_fini_priority_lookup,
8272 decl_priority_info, decl_restrict_base_lookup,
8273 decl_restrict_base_insert, decl_debug_expr_lookup,
8274 decl_debug_expr_insert, decl_value_expr_lookup,
8275 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8276 type_hash_add, get_file_function_name, tree_check_failed,
8277 tree_not_check_failed, tree_range_check_failed,
8278 omp_clause_range_check_failed, build_omp_clause,
8279 build_vl_exp_stat): Likewise.
8280 * value-prof.c (gimple_histogram_value,
8281 gimple_duplicate_stmt_histograms): Likewise.
8282 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8283 unshare_variable, variable_union_info_cmp_pos, variable_union,
8284 dataflow_set_different_1, dataflow_set_different_2,
8285 vt_find_locations, variable_was_changed, set_variable_part,
8286 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8287 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8288 section_entry_hash, object_block_entry_eq,
8289 object_block_entry_hash, create_block_symbol,
8290 initialize_cold_section_name, default_function_rodata_section,
8291 strip_reg_name, set_user_assembler_name, const_desc_eq,
8292 build_constant_desc, output_constant_def, lookup_constant_def,
8293 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8294 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8295 default_internal_label): Likewise.
8296 * varray.c (varray_init, varray_grow): Likewise.
8297 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8299 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8301 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8302 operators for "test" insn. Macroize insn using SWI mode macro.
8303 (*jcc_fused_2): Ditto.
8304 (*jcc_fused_3): Macroize insn using SWI mode macro.
8305 (*jcc_fused_4): Ditto.
8307 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8309 * tree-ssa-pre.c: Fix typo in comment.
8310 (init_antic, fini_antic): Add explicit funtions for
8311 initializing and deinitializing ANTIC and AVAIL sets.
8312 (create_expression_by_pieces): Fix typo in comment.
8313 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8314 (execute_pre): Eventually dump details about ANTIC_IN.
8316 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8318 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8319 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8320 add_to_obstack, file_at_path, find_a_file, execute,
8321 add_preprocessor_option, add_assembler_option, add_linker_option,
8322 process_command, insert_wrapper, do_option_spec, do_self_spec,
8323 spec_path, do_spec_1, is_directory, main, used_arg,
8324 getenv_spec_function): Likewise.
8325 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8326 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8329 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8331 * doc/rtl.texi: Updated subreg section.
8333 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8336 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8337 node->needed and node->reachable.
8338 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8339 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8340 (expand_task_call): Don't call expand_task_copyfn.
8341 (expand_task_copyfn): Renamed to...
8342 (finalize_task_copyfn): ... this.
8344 2008-06-19 Jan Hubicka <jh@suse.cz>
8346 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8347 clobbering framepointer.
8349 2008-06-19 Jan Hubicka <jh@suse.cz>
8351 * tree-optimize.c (execute_early_local_optimizations): Set
8352 cgraph_state only at first invocation.
8354 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8356 * system.h (-Wc++-compat): Activate as a warning, no an error.
8358 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8360 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8361 instead of "#" in insn asm template.
8362 (*jcc_fused_2): Ditto.
8364 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8366 * config/i386/i386.h (ix86_tune_indices)
8367 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8368 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8369 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8370 (*jcc_fused_2): Ditto.
8371 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8372 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8373 (print operand): Handle 'E' and 'e' code.
8375 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8377 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8378 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8379 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8381 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8383 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8385 (cgraph_expand_function): Use local copy of decl.
8386 (cgraph_expand_all_functions): Remove redundant initialization of
8388 (cgraph_optimize): Reword internal_error message.
8390 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8392 * arm-protos.h (arm_return_in_memory): Remove public
8393 arm_return_in_memory() prototype.
8394 * arm.c (arm_return_in_memory): Add static prototype, add target
8395 hook macro, change definition and comments.
8396 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8398 2008-06-19 Ben Elliston <bje@au.ibm.com>
8400 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8401 real.c: Remove references to IEEE 754R.
8402 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8403 * doc/libgcc.texi (Decimal float library routines): Likewise.
8405 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8407 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8408 (default_unwind_word_mode): Add prototype.
8409 * targhooks.c (default_unwind_word_mode): New function.
8410 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8411 instead of word_mode.
8412 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8413 (TARGET_INITIALIZER): Use it.
8415 * c-common.c (handle_mode_attribute): Support "unwind_word"
8417 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8419 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8420 word_mode to access SjLj_Function_Context member "data".
8421 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8422 conversion from targetm.eh_return_filter_mode () to
8423 targetm.unwind_word_mode () if they differ.
8425 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8426 (BT_FN_UNWINDWORD_PTR): New function type.
8427 (BT_FN_WORD_PTR): Remove.
8428 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8429 * except.c (expand_builtin_extend_pointer): Convert pointer to
8430 targetm.unwind_word_mode () instead of word_mode.
8432 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8433 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8434 (spu_unwind_word_mode): New function.
8435 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8436 (TARGET_UNWIND_WORD_MODE): Define.
8437 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8439 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8441 * config/spu/spu.c (reg_align): Remove.
8442 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8443 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8444 (spu_split_store): Likewise.
8446 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8448 * gcc/tree-vn.c: Fix typo in comment.
8450 2008-06-18 Jan Hubicka <jh@suse.cz>
8452 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8453 toplevel reorder too.
8455 2008-06-18 Jan Hubicka <jh@suse.cz>
8457 * c-opts.c (c_common_post_options): PCH is not compatible with
8459 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8460 -fno-toplevel-reorder by default now.
8462 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8464 PR documentation/30739
8465 * doc/install.texi (Prerequisites): Document dependency on awk.
8467 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8468 Ian Lance Taylor <iant@google.com>
8470 PR rtl-optimization/35604
8471 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8472 only want to change jump destinations, not eventual label comparisons.
8474 2008-06-16 Jan Hubicka <jh@suse.cz>
8476 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8478 (cgraph_analyze_function): Likewise.
8480 2008-06-16 Jan Hubicka <jh@suse.cz>
8482 * cgraph.h (cgraph_mark_if_needed): New function.
8483 * cgraphunit.c (cgraph_mark_if_needed): New function.
8484 * c-decl.c (duplicate_decl): Use it.
8486 2008-06-16 Jan Hubicka <jh@suse.cz>
8488 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8491 2008-06-16 Jan Hubicka <jh@suse.cz>
8493 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8495 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8496 Kazu Hirata <kazu@codesourcery.com>
8497 Maxim Kuvyrkov <maxim@codesourcery.com
8499 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8500 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8501 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8502 EXTRA_SPEC_FUNCTIONS.
8503 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8504 (DRIVER_SELF_SPECS): Adjust.
8505 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8506 * config/mips/st.h, config/mips/t-st: New.
8507 * config/mips/driver-native.c, config/mips/x-native: New.
8508 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8511 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8513 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8515 (ISA_HAS_FP_CONDMOVE): New macro.
8516 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8517 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8518 (ISA_HAS_NMADD3_NMSUB3): New macro.
8519 * config/mips/mips.c (mips_rtx_costs): Update.
8520 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8521 compiling for ST Loongson 2E/2F.
8522 (madd<mode>): Rename to madd4<mode>. Update.
8523 (madd3<mode>): New pattern.
8524 (msub<mode>): Rename to msub4<mode>. Update.
8525 (msub3<mode>): New pattern.
8526 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8527 (nmadd3<mode>): New pattern.
8528 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8529 (nmadd3<mode>_fastmath): New pattern.
8530 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8531 (nmsub3<mode>): New pattern.
8532 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8533 (nmsub3<mode>_fastmath): New pattern.
8534 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8536 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8538 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8539 (DF_REF_INSN_INFO): New.
8540 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8541 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8542 with a NULL DF_REF_INSN_INFO.
8543 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8545 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8546 DF_INSN_INFO_EQ_USES): New.
8547 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8548 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8549 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8550 * df-core.c: Update comment for above changes.
8551 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8552 DF_INSN_UID_* macros.
8553 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8554 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8555 insn rtx. Update all callers.
8556 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8557 df_ref_create_structure, df_insn_refs_collect): Likewise.
8558 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8559 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8560 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8561 macros to access the insn refs.
8562 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8563 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8564 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8565 for accessing the refs.
8566 (try_fwprop_subst): Likewise.
8567 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8568 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8569 for accessing the refs.
8570 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8571 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8572 to look at the insn refs.
8573 (record_uses): Likewise.
8574 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8576 (mark_artificial_uses): Don't mark_insn for artificial refs.
8577 (mark_reg_rependencies): Likewise.
8579 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8581 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8583 * configure: Regenerate.
8585 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8587 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8589 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8591 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8593 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8594 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8595 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8597 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8599 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8600 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8601 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8603 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8605 * tree-ssa-sccvn.c: Fix format of comments.
8607 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8609 * cgraph.c: Remove unneeded forward declarations of eq_node()
8612 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8614 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8616 (see_update_relevancy): Likewise.
8617 * fwprop.c (try_fwprop_subst): Likewise.
8618 * rtlanal.c (noop_move_p): Likewise.
8619 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8620 notes to non-existing libcall blocks.
8621 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8623 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8624 (dead_libcall_p): Remove.
8625 (delete_trivially_dead_insns): Don't use it.
8626 * web.c (union_defs): Remove comment about keeping nops.
8627 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8628 (compute_hash_table_work): Don't track libcall notes.
8629 (do_local_cprop): Don't take libcall pointers. Don't update
8631 (adjust_libcall_notes): Deleted.
8632 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8633 ever have existed in the first place).
8634 (replace_store_insn): Don't try to remove libcall notes.
8635 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8636 (resolve_reg_notes): Don't call them.
8637 (resolve_simple_move): Likewise.
8638 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8639 Don't remove REG_RETVAL notes.
8640 * emit-rtl.c (try_split): Don't update libcall notes.
8641 (emit_copy_of_insn_after): Dito.
8642 * cselib.c (cselib_current_insn_in_libcall): Remove.
8643 (cselib_process_insn): Don't set/clear it.
8644 (new_elt_loc_list): Don't record it.
8645 (cselib_init): Don't initialize it.
8646 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8647 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8649 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8650 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8651 (init_deps): Don't initialize it.
8652 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8653 * combine.c (delete_noop_moves): Don't update libcall notes.
8654 (can_combine_p): Remove now pointless #if 0 block.
8655 (try_combine): Remove another obsolete #if 0 block.
8656 (distribute_notes): Don't distribute libcall notes.
8657 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8658 * dce.c (libcall_dead_p): Remove.
8659 (delete_unmarked_insns): Don't handle libcall blocks.
8660 (preserve_libcall_for_dce): Remove.
8661 (prescan_insns_for_dce): Don't special-case libcall block insns.
8662 * reload1 (reload): Don't handle libcall notes.
8663 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8666 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8668 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8669 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8670 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8672 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8674 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8676 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8678 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8680 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8682 2008-06-16 Ira Rosen <irar@il.ibm.com>
8684 PR tree-optimization/36493
8685 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8686 the arguments list. Use VECTYPE to create vector pointer.
8687 (vectorizable_store): Fail if accesses through a pointer to vectype
8688 do not alias the original memory reference operands.
8689 Call vect_create_data_ref_ptr without the removed argument.
8690 (vectorizable_load): Likewise.
8691 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8694 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8697 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8700 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8702 * config/mips/loongson2ef.md: New file.
8703 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8704 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8705 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8706 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8707 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8709 (loongson2ef.md): New include.
8710 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8711 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8712 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8713 (loongson_gt_<mode>, loongson_extract_halfword)
8714 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8715 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8716 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8717 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8718 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8719 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8720 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8721 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8722 (vec_interleave_low<mode>): Define type attribute.
8723 * config/mips/mips.c (mips_ls2): New static variable.
8724 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8725 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8726 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8727 Implement target scheduling hooks.
8728 (mips_multipass_dfa_lookahead): Update to handle tuning for
8730 (mips_sched_init): Initialize data for Loongson scheduling.
8731 (mips_ls2_variable_issue): New static function.
8732 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8734 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8735 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8736 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8737 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8738 Handle ST Loongson 2E/2F cores.
8739 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8741 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8743 * omp-low.c (extract_omp_for_data): Fix comment typo.
8746 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8748 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8749 FIXME note about gcc/config.guess.
8750 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8751 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8752 * doc/cppopts.texi: Likewise.
8753 * doc/extend.texi: Likewise.
8754 * doc/gcc.texi: Likewise.
8755 * doc/gccint.texi: Likewise.
8756 * doc/gcov.texi: Likewise.
8757 * doc/gty.texi: Likewise.
8758 * doc/hostconfig.texi: Likewise.
8759 * doc/install.texi: Likewise.
8760 * doc/invoke.texi: Likewise.
8761 * doc/loop.texi: Likewise.
8762 * doc/makefile.texi: Likewise.
8763 * doc/md.texi: Likewise.
8764 * doc/passes.texi: Likewise.
8765 * doc/tm.texi: Likewise.
8766 * doc/tree-ssa.texi: Likewise.
8767 * doc/trouble.texi: Likewise.
8769 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8770 Nathan Sidwell <nathan@codesourcery.com>
8771 Maxim Kuvyrkov <maxim@codesourcery.com>
8772 Richard Sandiford <rdsandiford@googlemail.com>
8774 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8775 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8776 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8778 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8779 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8780 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8782 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8783 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8784 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8785 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8786 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8787 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8788 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8789 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8790 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8791 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8792 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8793 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8794 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8795 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8796 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8797 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8798 (mips_builtins): Add Loongson builtins.
8799 (mips_loongson_2ef_bdesc): New.
8800 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8801 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8802 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8803 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8805 (mips_expand_vector_init): New.
8806 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8807 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8809 * config/mips/mips.md: Add unspec numbers for Loongson
8810 builtins. Include loongson.md.
8811 (MOVE64): Include Loongson vector modes.
8812 (SPLITF): Include Loongson vector modes.
8813 (HALFMODE): Handle Loongson vector modes.
8814 * config/mips/loongson.md: New.
8815 * config/mips/loongson.h: New.
8816 * config.gcc: Add loongson.h header for mips*-*-* targets.
8817 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8819 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8821 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8822 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8823 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8824 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8825 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8826 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8827 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8828 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8829 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8830 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8831 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8832 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8833 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8834 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8835 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8836 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8837 Remove use_fixproto=yes.
8838 (ia64*-*-hpux*): Remove comment about using fixproto.
8839 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8841 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8843 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8845 * configure: Regenerate.
8847 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8850 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8851 before evaluating it.
8853 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8856 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8857 nested inline functions.
8858 (start_decl, start_function): Don't invert DECL_EXTERNAL
8859 for nested inline functions.
8861 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8863 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8864 splits that must be made for correctness.
8866 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8868 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8869 (AVAIL_NON_MIPS16): Likewise.
8870 (mips_builtin_description): Replace target_flags with a predicate.
8871 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8872 (dspr2_32): New availability predicates.
8873 (MIPS_BUILTIN): New macro.
8874 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8875 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8876 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8877 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8878 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8879 (mips_dsp_32only_bdesc): Merge into...
8880 (mips_builtins): ...this new array.
8881 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8882 (mips_init_builtins): Update after above changes.
8883 (mips_expand_builtin_1): Merge into...
8884 (mips_expand_builtin): ...here and update after above changes.
8886 2008-06-12 Paul Brook <paul@codesourcery.com>
8888 * longlong.h (__arm__): Define count_leading_zeros.
8889 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8890 (clzsi2, clzdi2): New functions.
8891 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8892 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8893 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8894 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8895 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8896 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8897 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8898 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8899 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8900 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8902 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8904 * config/m68k/m68k.c (m68k_tune_flags): New.
8905 (override_options): Compute m68k_tune_flags.
8906 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8907 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8909 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8912 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8914 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8916 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8917 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8919 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8921 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8922 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8924 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8927 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8930 2008-06-12 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/36345
8933 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8934 add memory_tag_needed flag.
8935 (may_alias_p): Declare.
8936 * tree-ssa-alias.c (may_alias_p): Export.
8937 (set_initial_properties): Use memory_tag_needed flag.
8938 (update_reference_counts): Likewise.
8939 (reset_alias_info): Reset memory_tag_needed flag.
8940 (create_name_tags): Check memory_tag_needed flag.
8941 (dump_points_to_info_for): Dump it.
8942 * tree-ssa-structalias.c (struct variable_info): Remove
8943 directly_dereferenced flag.
8944 (new_var_info): Do not initialize it.
8945 (process_constraint_1): Do not set it.
8946 (update_alias_info): Set is_dereferenced flag.
8947 (set_uids_in_ptset): Use may_alias_p.
8948 (set_used_smts): Check memory_tag_needed flag.
8949 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8950 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8951 memory_tag_needed flag.
8952 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8955 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8957 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8958 red zone for w64 abi.
8959 (ix86_expand_prologue): Likewise.
8960 (ix86_force_to_memory): Likewise.
8961 (ix86_free_from_memory): Likewise.
8963 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8966 * config/rs6000/rs6000.c (rs6000_override_options): Set
8967 rs6000_isel conditionally to the absence of comand line override.
8968 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8969 Remove duplicate rs6000_isel setting.
8970 * config/rs6000/eabispe.h: Ditto.
8972 2008-06-11 Richard Guenther <rguenther@suse.de>
8974 * alias.c (get_alias_set): Use the element alias-set for arrays.
8975 (record_component_aliases): For arrays and vectors do nothing.
8976 * c-common.c (strict_aliasing_warning): Handle the cases
8977 of alias set zero explicitly.
8978 * Makefile.in (dfp.o-warn): Add -Wno-error.
8980 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8982 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8984 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8985 tune_32 tune_64 to supported_defaults. Allow values not
8986 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8987 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8988 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8989 with_cpu_64 to generic for 64-bit-supporting configurations, not
8990 with_cpu. Remove FIXMEs.
8991 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8992 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8993 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8994 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8995 arch_32 and arch_64.
8997 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8998 Olivier Hainque <hainque@adacore.com>
9000 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9001 Use DECL_SIZE_UNIT to retrieve the size of the field.
9003 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9005 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9006 with function calls after declarations. Lay out
9007 neon_float_type_node before further use.
9009 2008-06-11 Richard Guenther <rguenther@suse.de>
9011 * tree-flow.h (may_point_to_global_var): Declare.
9012 * tree-ssa-alias.c (may_point_to_global_var): New function.
9013 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9015 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9017 * configure.ac: Teach that fido supports .debug_line.
9018 * configure: Regenerate.
9020 2008-06-10 Tom Tromey <tromey@redhat.com>
9022 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9025 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9027 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9028 (encode_decimal64, decode_decimal64, encode_decimal128,
9029 decode_decimal128): Reverse order of 32-bit parts of value if host
9030 and target endianness differ.
9032 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9034 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9035 Avoid division by 0.
9036 (tree_mod_pow2_value_transform): Likewise.
9037 (tree_ic_transform): Likewise.
9038 (tree_stringops_transform): Likewise.
9039 (tree_mod_subtract_transform): Likewise.
9040 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9041 (copy_edges_for_bb): Likewise.
9042 (initialize_cfun): Likewise.
9044 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9047 nonmemory_operand. Add "N" operand constraint.
9049 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9050 (*jcc_btsi_mask): Ditto.
9051 (*jcc_btsi_mask_1): Ditto.
9053 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9055 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9056 TYPE_CANONICAL for copied element type.
9058 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9062 Add m_CORE2 and m_GENERIC.
9063 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9064 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9066 (*jcc_btdi_rex64): New instruction and split pattern.
9068 (*jcc_btsi_1): Ditto.
9069 (*btsq): Fix Intel asm dialect operand order.
9073 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9076 * simplify-rtx.c (simplify_subreg): Add check for shift count
9079 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9081 * doc/md.texi: Synchronize with later constraints.md change.
9082 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9083 with a C implementation.
9084 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9086 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9087 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9088 when moving to and from MD_REGNUM.
9089 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9090 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9091 Handle byte and halfword moves.
9092 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9094 * config/mips/constraints.md (h): Turn into NO_REGS.
9095 (l, x): Update documentation.
9096 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9097 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9098 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9099 (HILO): New mode iterator.
9101 (any_div): New code iterator.
9102 (u): Extend code attribute to div and udiv.
9103 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9104 d_operand in the splitters. Remove redundant CONST_INT checks.
9105 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9106 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9107 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9108 accordingly, using normal moves instead of unspecs to move LO into
9109 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9110 (<u>mulsidi3): Handle expansion in C code.
9111 (<u>mulsidi3_32bit_internal): Rename to...
9112 (<u>mulsidi3_32bit): ...this.
9113 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9114 (*<u>mulsidi3_64bit): Rename to...
9115 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9116 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9117 to set LO and HI to the multiplication result. Use a normal move
9118 for MFLO and an unspec for MFHI.
9119 (*<u>mulsidi3_64bit_parts): Replace with...
9120 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9121 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9122 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9123 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9124 instead of HI. Split the instruction into a separate multiplication
9125 and MFHI if !TARGET_FIX_R4000.
9126 (<su>muldi3_highpart): Likewise.
9127 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9128 and the "=h" clobber.
9129 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9130 (<u>mulditi3): New expander.
9131 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9132 (madsi): Remove "=h" clobber.
9133 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9134 Force the modulus result to be a GPR and split the instruction into
9135 a division followed by an MFHI after reload.
9136 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9137 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9138 the MIPS16 HIGH define_split.
9139 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9140 of acc<->gpr moves to "multi".
9141 (*movdi_64bit): Replace the single "x" alternative with
9142 alternatives for moving into and out of "a".
9143 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9144 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9145 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9146 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9147 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9148 (movti): New expander.
9149 (*movti, *movti_mips16): New insns.
9150 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9151 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9152 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9153 * config/mips/predicates.md (fpr_operand): Delete.
9154 (d_operand): New predicate.
9156 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9158 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9159 failure on some Bourne shells.
9160 (x86_64-*-*): Ditto.
9162 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9164 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9166 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9168 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9169 (sparc-sun-solaris2*): Likewise.
9171 2008-06-09 Arnaud Charlet <charlet@adacore.com
9173 * doc/install.texi: Update requirements to build the Ada compiler.
9175 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9177 * df-scan.c (struct df_scan_problem_data): Remove the
9178 mw_link_pool alloc pool.
9179 (df_scan_free_internal): Don't free it.
9180 (df_scan_alloc): Don't allocate it.
9181 * df.h (struct df_link): Update comment.
9183 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9185 * except.h: Correct checks for when SJLJ exceptions must be used.
9187 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9189 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9192 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9194 PR tree-optimization/36218
9195 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9196 configure for the build system.
9197 (BUILD_LDFLAGS): Define.
9198 * configure: Regenerate.
9199 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9201 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9204 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9205 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9206 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9208 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9210 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9212 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9214 * config.gcc (Obsolete configurations): Remove list of
9216 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9217 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9218 targets matched by those patterns.
9219 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9220 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9221 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9222 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9223 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9224 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9225 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9226 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9227 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9228 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9229 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9230 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9231 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9232 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9233 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9234 Make code for Solaris 7 and greater unconditional for Solaris.
9235 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9236 Remove --with-* handling.
9237 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9238 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9239 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9240 LINK_OS_WINDISS_SPEC): Remove.
9241 * config/rs6000/sysv4.opt (mwindiss): Remove.
9242 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9243 * configure: Regenerate.
9244 * doc/cpp.texi: Don't mention BeOS.
9245 * doc/extend.texi (interrupt): Don't mention MS1.
9246 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9247 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9248 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9249 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9250 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9252 * doc/invoke.texi (MT Options): Remove.
9253 (-mwindiss): Remove.
9254 (CRIS Options): Remove cris-axis-aout references.
9255 (HPPA Options): Don't mention hppa1.1-*-pro.
9256 * doc/md.texi: (MorphoTech family): Remove.
9257 * libgcc2.c: Don't handle UWIN.
9258 * config/alpha/t-unicosmk: Remove.
9259 * config/alpha/unicosmk.h: Remove.
9260 * config/arm/kaos-arm.h: Remove.
9261 * config/arm/kaos-strongarm.h: Remove.
9262 * config/arm/strongarm-coff.h: Remove.
9263 * config/arm/strongarm-elf.h: Remove.
9264 * config/arm/strongarm-pe.h: Remove.
9265 * config/arm/t-strongarm-pe: Remove.
9266 * config/arm/t-xscale-coff: Remove.
9267 * config/arm/t-xscale-elf: Remove.
9268 * config/arm/xscale-coff.h: Remove.
9269 * config/arm/xscale-elf.h: Remove.
9270 * config/chorus.h: Remove.
9271 * config/cris/aout.h: Remove.
9272 * config/cris/aout.opt: Remove.
9273 * config/cris/t-aout: Remove.
9274 * config/i386/beos-elf.h: Remove.
9275 * config/i386/kaos-i386.h: Remove.
9276 * config/i386/ptx4-i.h: Remove.
9277 * config/i386/sco5.h: Remove.
9278 * config/i386/sco5.opt: Remove.
9279 * config/i386/sysv4-cpp.h: Remove.
9280 * config/i386/sysv5.h: Remove.
9281 * config/i386/t-beos: Remove.
9282 * config/i386/t-sco5: Remove.
9283 * config/i386/t-uwin: Remove.
9284 * config/i386/uwin.asm: Remove.
9285 * config/i386/uwin.h: Remove.
9286 * config/kaos.h: Remove.
9287 * config/mips/windiss.h: Remove.
9288 * config/mt: Remove directory.
9289 * config/pa/pa-osf.h: Remove.
9290 * config/pa/pa-pro-end.h: Remove.
9291 * config/pa/t-pro: Remove.
9292 * config/ptx4.h: Remove.
9293 * config/rs6000/beos.h: Remove.
9294 * config/rs6000/kaos-ppc.h: Remove.
9295 * config/rs6000/t-beos: Remove.
9296 * config/rs6000/windiss.h: Remove.
9297 * config/sh/kaos-sh.h: Remove.
9298 * config/sol2-6.h: Remove.
9299 * config/sparc/sol26-sld.h: Remove.
9300 * config/sparc/sysv4-only.h: Remove.
9301 * config/vax/bsd.h: Remove.
9302 * config/vax/t-memfuncs: Remove.
9303 * config/vax/ultrix.h: Remove.
9304 * config/vax/vaxv.h: Remove.
9305 * config/windiss.h: Remove.
9307 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9309 PR rtl-optimization/36438
9310 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9311 for vector shifts with constant scalar shift operands.
9313 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9315 * doc/invoke.texi: Document -march=xlr.
9316 * config/mips/xlr.md: New file.
9317 * config/mips/mips.md: Include it.
9319 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9320 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9321 (mips_rtx_cost_data): Likewise.
9323 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9325 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9326 PRE_INC and PRE_DEC cases.
9328 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9330 PR rtl-optimization/36419
9331 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9332 the emitting jump insn.
9335 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9336 is not bool, boolify the whole *expr_p and convert to the desired type.
9338 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9340 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9341 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9342 Add omp_private_outer_ref hook, add another argument to
9343 omp_clause_default_ctor hook.
9344 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9345 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9346 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9347 hook_tree_tree_tree_tree_null.
9348 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9349 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9350 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9351 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9352 * tree.def (OMP_TASK): New tree code.
9353 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9354 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9355 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9356 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9357 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9358 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9359 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9360 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9361 (OMP_DIRECTIVE_P): Add OMP_TASK.
9362 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9363 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9364 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9365 and OMP_CLAUSE_UNTIED entries.
9366 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9368 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9369 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9370 * tree-pretty-print.c (dump_omp_clause): Handle
9371 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9372 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9373 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9374 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9375 warning about unsigned iterators. Change decl/init/cond/incr
9376 arguments to TREE_VECs, check arguments for all collapsed loops.
9377 (c_finish_omp_taskwait): New function.
9378 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9380 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9381 default_function_array_conversion on init. Add par_clauses argument.
9382 If decl is present in parallel's lastprivate clause, change it to
9383 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9384 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9385 collapse count in clauses.
9386 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9387 c_parser_omp_for_loop callers.
9388 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9389 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9390 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9391 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9393 (c_parser_omp_clause_schedule): Handle schedule(auto).
9394 Include correct location in the error message.
9395 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9396 and PRAGMA_OMP_CLAUSE_UNTIED.
9397 (OMP_TASK_CLAUSE_MASK): Define.
9398 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9399 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9400 * tree-nested.c (convert_nonlocal_omp_clauses,
9401 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9402 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9403 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9404 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9406 (conver_nonlocal_reference, convert_local_reference,
9407 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9408 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9409 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9410 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9411 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9412 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9413 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9414 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9415 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9417 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9418 * c-common.h (c_finish_omp_taskwait): New prototype.
9419 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9420 * tree-parloops.c (create_parallel_loop): Create 1 entry
9421 vectors for OMP_FOR_{INIT,COND,INCR}.
9422 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9423 (make_edges): Handle OMP_TASK.
9424 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9425 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9426 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9427 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9428 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9429 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9430 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9431 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9432 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9433 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9434 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9435 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9436 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9437 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9438 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9439 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9440 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9441 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9442 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9443 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9444 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9445 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9446 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9447 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9448 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9449 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9450 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9451 original iterator is present in lastprivate clause or if
9452 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9453 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9454 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9455 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9456 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9457 if it is set, lookup var in outer contexts too. Handle
9458 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9459 to be implicitly determined firstprivate for task regions.
9460 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9461 if it is set, lookup var in outer contexts too. Set
9462 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9463 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9464 OMP_CLAUSE_UNTIED. Take region_type as last argument
9465 instead of in_parallel and in_combined_parallel.
9466 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9468 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9469 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9470 (new_omp_context): Set default_kind to
9471 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9472 (omp_region_type): New enum.
9473 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9474 fields, add region_type.
9475 (new_omp_context): Take region_type as argument instead of is_parallel
9476 and is_combined_parallel.
9477 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9478 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9479 ctx->is_combined_parallel checks.
9480 (gimplify_omp_task): New function.
9481 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9483 * omp-low.c (extract_omp_for_data): Use schedule(static)
9484 for schedule(auto). Handle pointer and unsigned iterators.
9485 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9486 Add loops argument. Extract data for collapsed OMP_FOR loops.
9487 (expand_parallel_call): Assert sched_kind isn't auto,
9488 map runtime schedule to index 3.
9489 (struct omp_for_data_loop): New type.
9490 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9491 Add loop, loops, collapse and iter_type fields.
9492 (workshare_safe_to_combine_p): Disallow combined for if
9493 iter_type is unsigned long long. Don't combine collapse > 1 loops
9494 unless all bounds and steps are constant. Adjust extract_omp_for_data
9496 (expand_omp_for_generic): Handle pointer, unsigned and long long
9497 iterators. Handle collapsed OMP_FOR loops. Adjust
9498 for struct omp_for_data changes. If libgomp function doesn't return
9499 boolean_type_node, add comparison of the return value with 0.
9500 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9501 pointer, unsigned and long long iterators. Adjust for struct
9502 omp_for_data changes.
9503 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9504 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9505 unsigned long long. Allocate loops array, pass it to
9506 extract_omp_for_data. For collapse > 1 loops use always
9507 expand_omp_for_generic.
9508 (omp_context): Add sfield_map and srecord_type fields.
9509 (is_task_ctx, lookup_sfield): New functions.
9510 (use_pointer_for_field): Use is_task_ctx helper. Change first
9511 argument's type from const_tree to tree. Clarify comment.
9512 In OMP_TASK disallow copy-in/out sharing.
9513 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9514 (install_var_field): Add mask argument. Populate both record_type
9515 and srecord_type if needed.
9516 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9518 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9519 and DECL_FIELD_OFFSET.
9520 (scan_sharing_clauses): Adjust install_var_field callers. For
9521 firstprivate clauses on explicit tasks allocate the var by value in
9522 record_type unconditionally, rather than by reference.
9523 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9524 Use is_taskreg_ctx instead of is_parallel_ctx.
9525 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9526 (create_omp_child_function_name): Add task_copy argument, use
9527 *_omp_cpyfn* names if it is true.
9528 (create_omp_child_function): Add task_copy argument, if true create
9529 *_omp_cpyfn* helper function.
9530 (scan_omp_parallel): Adjust create_omp_child_function callers.
9531 Rename parallel_nesting_level to taskreg_nesting_level.
9532 (scan_omp_task): New function.
9533 (lower_rec_input_clauses): Don't run constructors for firstprivate
9534 explicit task vars which are initialized by *_omp_cpyfn*.
9535 Pass outer var ref to omp_clause_default_ctor hook if
9536 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9537 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9538 OMP_CLAUSE_REDUCTION_INIT.
9539 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9540 avoid duplicate setting of fields. Handle
9541 OMP_CLAUSE_PRIVATE_OUTER_REF.
9542 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9543 copy-out if TREE_READONLY, only copy-in.
9544 (expand_task_copyfn): New function.
9545 (expand_task_call): New function.
9546 (struct omp_taskcopy_context): New type.
9547 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9549 (lower_omp_parallel): Rename to...
9550 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9551 Call create_task_copyfn if srecord_type is needed. Adjust
9553 (task_shared_vars): New variable.
9554 (check_omp_nesting_restrictions): Warn if work-sharing,
9555 barrier, master or ordered region is closely nested inside OMP_TASK.
9556 Add warnings for barrier if closely nested inside of work-sharing,
9557 ordered, or master region.
9558 (scan_omp_1): Call check_omp_nesting_restrictions even for
9559 GOMP_barrier calls. Rename parallel_nesting_level to
9560 taskreg_nesting_level. Handle OMP_TASK.
9561 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9562 work-sharing construct, continue looking for them on parent parallel
9564 (lower_omp_for_lastprivate): Add lastprivate clauses
9565 to the beginning of dlist rather than end. Adjust for struct
9566 omp_for_data changes.
9567 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9568 not after it. Handle collapsed OMP_FOR loops, adjust for
9569 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9570 (get_ws_args_for): Adjust extract_omp_for_data caller.
9571 (scan_omp_for): Handle collapsed OMP_FOR
9572 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9573 (lower_omp_single_simple): If libgomp function doesn't return
9574 boolean_type_node, add comparison of the return value with 0.
9575 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9576 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9577 (parallel_nesting_level): Rename to...
9578 (taskreg_nesting_level): ... this.
9579 (is_taskreg_ctx): New function.
9580 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9582 (execute_lower_omp): Rename parallel_nesting_level to
9583 taskreg_nesting_level.
9584 (expand_omp_parallel): Rename to...
9585 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9586 Call omp_task_call for OMP_TASK regions.
9587 (expand_omp): Adjust caller, handle OMP_TASK.
9588 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9590 * bitmap.c (bitmap_default_obstack_depth): New variable.
9591 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9592 if argument is NULL and bitmap_default_obstack is already initialized.
9593 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9595 * matrix-reorg.c (matrix_reorg): Likewise.
9597 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9599 * config/i386/i386.md (*indirect_jump): Macroize using P
9600 mode iterator. Remove !TARGET_64BIT from insn constraints.
9601 (*tablejump_1): Ditto.
9602 (*indirect_jump_rex64): Remove insn pattern.
9603 (*tablejump_1_rex64): Ditto.
9604 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9605 and eh_return_si insn patterns.
9607 2008-06-06 Richard Guenther <rguenther@suse.de>
9609 * tree-ssa-structalias.c (merge_smts_into): Remove.
9610 (find_what_p_points_to): Do not bother to compute the
9611 points-to set for pt_anything pointers.
9612 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9613 for pt_anything pointers is ok.
9615 2008-06-06 Jan Hubicka <jh@suse.cz>
9617 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9619 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9621 * cgraph.c: Fix typos in comments.
9622 (cgraph_availability_names): Fix string typo.
9623 * fold-const.c: Fix typos in comments.
9624 (fold_binary): Fix typo in warning.
9625 * genautomata.c: Fix typos in comments.
9626 (check_presence_pattern_sets): Fix typo in local variable.
9627 (output_description): Fix typo in output.
9628 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9629 * hwint.h: Likewise.
9630 * matrix-reorg.c (check_allocation_function): Likewise.
9631 * omega.c (smooth_weird_equations): Likewise.
9632 * auto-inc-dec.c: Fix typos in comments.
9633 * bb-reorder.c: Likewise.
9634 * builtins.c: Likewise.
9635 * c-common.c: Likewise.
9636 * c-cppbuiltin.c: Likewise.
9637 * c-parser.c: Likewise.
9638 * c-pretty-print.c: Likewise.
9639 * cfgcleanup.c: Likewise.
9640 * cfgexpand.c: Likewise.
9641 * cfghooks.c: Likewise.
9642 * cfglayout.c: Likewise.
9643 * cfgloopmanip.c: Likewise.
9644 * cgraphunit.c: Likewise.
9645 * coverage.c: Likewise.
9646 * dbxout.c: Likewise.
9647 * df-byte-scan.c: Likewise.
9648 * df-core.c: Likewise.
9649 * df-problems.c: Likewise.
9650 * df-scan.c: Likewise.
9652 * dominance.c: Likewise.
9653 * domwalk.c: Likewise.
9655 * dwarf2out.c: Likewise.
9656 * emit-rtl.c: Likewise.
9657 * et-forest.c: Likewise.
9658 * function.c: Likewise.
9659 * function.h: Likewise.
9661 * gcov-io.c: Likewise.
9664 * genattrtab.c: Likewise.
9665 * ggc-page.c: Likewise.
9666 * gimplify.c: Likewise.
9667 * gthr-lynx.h: Likewise.
9668 * haifa-sched.c: Likewise.
9669 * ipa-cp.c: Likewise.
9670 * ipa-inline.c: Likewise.
9671 * ipa-prop.h: Likewise.
9672 * ipa-pure-const.c: Likewise.
9673 * ipa-struct-reorg.c: Likewise.
9674 * ipa-struct-reorg.h: Likewise.
9675 * ipa-type-escape.c: Likewise.
9677 * loop-doloop.c: Likewise.
9678 * mips-tfile.c: Likewise.
9679 * mkmap-flat.awk: Likewise.
9680 * mkmap-symver.awk: Likewise.
9681 * modulo-sched.c: Likewise.
9682 * omp-low.c: Likewise.
9683 * optabs.c: Likewise.
9684 * optabs.h: Likewise.
9686 * passes.c: Likewise.
9687 * postreload-gcse.c: Likewise.
9688 * postreload.c: Likewise.
9689 * predict.c: Likewise.
9690 * pretty-print.h: Likewise.
9691 * profile.c: Likewise.
9692 * protoize.c: Likewise.
9693 * ra-conflict.c: Likewise.
9695 * recog.c: Likewise.
9696 * regclass.c: Likewise.
9698 * reload.c: Likewise.
9699 * rtl-error.c: Likewise.
9700 * rtlanal.c: Likewise.
9702 * sched-rgn.c: Likewise.
9705 * target.h: Likewise.
9706 * tree-dfa.c: Likewise.
9707 * tree-eh.c: Likewise.
9708 * tree-flow-inline.h: Likewise.
9709 * tree-inline.c: Likewise.
9710 * tree-into-ssa.c: Likewise.
9711 * tree-loop-distribution.c: Likewise.
9712 * tree-nested.c: Likewise.
9713 * tree-parloops.c: Likewise.
9714 * tree-pass.h: Likewise.
9715 * tree-pretty-print.c: Likewise.
9716 * tree-profile.c: Likewise.
9717 * tree-scalar-evolution.c: Likewise.
9718 * tree-sra.c: Likewise.
9719 * tree-ssa-alias-warnings.c: Likewise.
9720 * tree-ssa-ccp.c: Likewise.
9721 * tree-ssa-coalesce.c: Likewise.
9722 * tree-ssa-dom.c: Likewise.
9723 * tree-ssa-dse.c: Likewise.
9724 * tree-ssa-forwprop.c: Likewise.
9725 * tree-ssa-live.c: Likewise.
9726 * tree-ssa-live.h: Likewise.
9727 * tree-ssa-loop-im.c: Likewise.
9728 * tree-ssa-loop-ivopts.c: Likewise.
9729 * tree-ssa-loop-niter.c: Likewise.
9730 * tree-ssa-loop-prefetch.c: Likewise.
9731 * tree-ssa-phiopt.c: Likewise.
9732 * tree-ssa-phiprop.c: Likewise.
9733 * tree-ssa-sccvn.c: Likewise.
9734 * tree-ssa-ter.c: Likewise.
9735 * tree-ssa-threadupdate.c: Likewise.
9736 * tree-ssa.c: Likewise.
9737 * tree-vect-analyze.c: Likewise.
9738 * tree-vect-transform.c: Likewise.
9739 * tree-vectorizer.c: Likewise.
9740 * tree-vn.c: Likewise.
9741 * tree-vrp.c: Likewise.
9743 * tree.def: Likewise.
9745 * unwind-dw2-fde.c: Likewise.
9746 * unwind.inc: Likewise.
9747 * value-prof.c: Likewise.
9748 * vmsdbgout.c: Likewise.
9750 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9752 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9753 always place FP constants in the TOC for TARGET_POWERPC64.
9754 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9756 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9758 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9759 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9760 enable for TARGET_E500_DOUBLE.
9761 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9762 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9763 floating-point modes like integer modes for E500 double.
9764 (rs6000_legitimate_offset_address_p): Likewise.
9765 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9766 addressing for DDmode for E500 double.
9767 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9768 modes as using 64-bits of registers for E500 double.
9769 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9770 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9771 specially for E500 double.
9772 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9773 TDmode for E500 double.
9774 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9775 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9776 (rs6000_split_multireg_move): Do not handle TDmode specially for
9778 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9779 using 64-bit registers for E500 double.
9780 (emit_frame_save): Do not handle DDmode specially for E500 double.
9781 (gen_frame_mem_offset): Likewise.
9782 (rs6000_function_value): Do not call spe_build_register_parallel
9783 for DDmode or TDmode.
9784 (rs6000_libcall_value): Likewise.
9785 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9786 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9789 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9791 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9794 2008-06-04 Junjie Gu <jgu@tensilica.com>
9796 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9797 comparison for frame pointers.
9799 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9802 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9804 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9807 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9808 register is already smaller or equal to required mode.
9810 2008-06-04 Xinliang David Li <davidxl@google.com>
9812 * tree-call-cdce.c: New file.
9813 (cond_dead_built_in_calls): New static variable.
9814 (input_domain): New struct.
9815 (check_pow): New function.
9816 (check_builtin_call): Ditto.
9817 (check_target_format): Ditto.
9818 (is_call_dce_candidate): Ditto.
9819 (gen_one_condition): Ditto.
9820 (gen_conditions_for_domain): Ditto.
9821 (get_domain): Ditto.
9822 (gen_conditions_for_pow_cst_base): Ditto.
9823 (gen_conditions_for_pow_int_base): Ditto.
9824 (gen_conditions_for_pow): Ditto.
9825 (get_no_error_domain): Ditto.
9826 (gen_shrink_wrap_conditions): Ditto.
9827 (shrink_wrap_one_built_in_call): Ditto.
9828 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9829 (tree_call_cdce): Ditto.
9830 (gate_call_cdce): Ditto.
9831 (pass_call_cdce): New gimple pass.
9832 * passes.c: (init_optimization_passes): New pass.
9833 * tree-pass.h: New pass declaration.
9834 * opts.c (decode_options): New flag setting.
9835 * common.opt: Add -ftree-builtin-call-dce flag.
9836 * Makefile.in: Add new source file.
9837 * tempvar.def: New tv_id.
9838 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9840 2008-06-04 Richard Guenther <rguenther@suse.de>
9842 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9843 (is_call_clobbered): Always check var_ann->call_clobbered.
9844 (mark_call_clobbered): Always set var_ann->call_clobbered.
9845 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9846 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9847 (reset_alias_info): Clear call clobbering info on MTAGs and
9849 (set_pt_anything): Set pt_global_mem.
9850 (create_tag_raw): Adjust comment.
9851 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9853 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9854 Maxim Kuvyrkov <maxim@codesourcery.com>
9856 * config/m68k/m68k.opt (mxgot): New option.
9857 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9858 (m68k_output_addr_const_extra): New.
9859 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9860 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9861 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9862 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9864 2008-06-04 Richard Guenther <rguenther@suse.de>
9866 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9867 negative or non-representable offsets.
9869 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9871 * config/i386/i386.c (ix86_gen_leave): New.
9872 (ix86_gen_pop1): Likewise.
9873 (ix86_gen_add3): Likewise.
9874 (ix86_gen_sub3): Likewise.
9875 (ix86_gen_sub3_carry): Likewise.
9876 (ix86_gen_one_cmpl2): Likewise.
9877 (ix86_gen_monitor): Likewise.
9878 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9879 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9880 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9881 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9882 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9883 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9884 (ix86_expand_epilogue): Updated.
9885 (print_operand): Handle integer register operand for 'z'.
9886 (ix86_expand_strlensi_unroll_1): Likewise.
9887 (ix86_expand_strlen): Likewise.
9888 (ix86_expand_builtin): Likewise.
9889 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9890 mov{q}/mov{l} and add{q}/add{l}.
9892 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9894 * config/i386/i386.md (P): New mode iterator.
9895 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9896 using P mode iterator.
9897 (DFmode push_operand splitter): Ditto.
9898 (XFmode push_operand splitter): Ditto.
9899 (DFmode float_extend SFmode push_operand splitter): Ditto.
9900 (XFmode float_extend SFmode push_operand splitter): Do not generate
9901 SImode pushes for 64bit target. Macroize Dimode and SImode
9902 pushes using P mode iterator.
9903 (XFmode float_extend DFmode push_operand splitter): Ditto.
9905 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9907 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9908 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9909 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9911 (ix86_call_abi_override): Remove check for call_used_regs.
9913 2008-06-03 Richard Guenther <rguenther@suse.de>
9915 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9916 for the lhs of calls if the return type contains pointers.
9918 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9920 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9921 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9922 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9923 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9924 of cfun and DEFAULT_ABI to deceide abi mode.
9926 (REG_PARM_STACK_SPACE): Removed.
9927 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9928 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9929 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9930 (ix86_function_abi): Likewise.
9931 (ix86_function_type_abi): Likewise.
9932 (ix86_call_abi_override): Likewise.
9933 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9934 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9935 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9936 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9938 (X86_64_REGPARM_MAX): New.
9939 (X86_64_SSE_REGPARM_MAX): New.
9940 (X64_REGPARM_MAX): New.
9941 (X64_SSE_REGPARM_MAX): New.
9942 (X86_32_REGPARM_MAX): New.
9943 (X86_32_SSE_REGPARM_MAX): New.
9944 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9945 (ix86_function_regparm): Handle user calling abi.
9946 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9947 by DEFAULT_ABI versus SYSV_ABI check.
9948 (ix86_reg_parm_stack_space): New.
9949 (ix86_function_type_abi): New.
9950 (ix86_call_abi_override): New.
9951 (ix86_function_abi): New.
9952 (ix86_cfun_abi): New.
9953 (init_cumulative_args): Call abi specific initialization.
9954 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9955 (function_arg_64): Extend SSE_REGPARM_MAX check.
9956 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9957 (ix86_pass_by_reference): Likewise.
9958 (ix86_function_value_regno_p): Likewise.
9959 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9960 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9961 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9962 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9963 (setup_incoming_varargs_64): Adjust regparm for call abi.
9964 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9965 (ix86_va_start): Likewise.
9966 (ix86_gimplify_va_arg): Likewise.
9967 (ix86_expand_prologue): Likewise.
9968 (output_pic_addr_const): Likewise.
9969 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9970 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9971 (x86_output_mi_thunk): Likewise.
9972 (x86_function_profiler): Likewise.
9973 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9974 (SYSV_ABI, MS_ABI): New constants.
9976 (init_regs): Add prototype of function in regclass.c file.
9977 (OVERRIDE_ABI_FORMAT): New.
9978 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9979 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9980 (OUTGOING_REG_PARM_STACK_SPACE): New.
9981 (ix86_reg_parm_stack_space): New prototype.
9982 (CUMULATIVE_ARGS): Add call_abi member.
9983 (machine_function): Add call_abi member.
9984 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9985 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9987 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9990 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9991 (avr_builtin_setjmp_frame_value): New function.
9992 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9993 (nonlocal_goto): Define.
9995 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9997 * config/mips/mips.c (mips_emit_loadgp): Return early if
9998 there is nothing do to, otherwise emit a blockage if
9999 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10000 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10002 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10004 * configure.ac: Drop unneeded backslash ending up in config.in.
10005 * acinclude.m4: Likewise.
10006 * config.in: Regenerate.
10008 2008-05-26 Jan Hubicka <jh@suse.cz>
10010 * predict.c (maybe_hot_frequency_p): Break out of...
10011 (maybe_hot_bb_p): ... here.
10012 (maybe_hot_edge_p): New.
10013 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10014 * basic-block.h (maybe_hot_edge_p): Declare.
10016 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10018 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10019 (*cmpfp_<mode>_cc): Ditto.
10020 (*fp_jcc_8<mode>_387): Ditto.
10021 (*fop_<MODEF:mode>_2_i387): Ditto.
10022 (*fop_<MODEF:mode>_3_i387): Ditto.
10023 (*fop_xf_2_i387): Ditto.
10024 (*fop_xf_3_i387): Ditto.
10026 2008-06-02 Tomas Bily <tbily@suse.cz>
10028 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10030 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10032 * config/mips/mips.c (mips_valid_offset_p): New function.
10033 (mips_valid_lo_sum_p): Likewise.
10034 (mips_classify_address): Use them.
10035 (mips_force_address): New function.
10036 (mips_legitimize_address): Use it.
10037 * config/mips/mips.md (MOVE128): New mode iterator.
10038 (movtf): Require TARGET_64BIT. Remove empty strings.
10039 (*movtf_internal): Rename to...
10040 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10041 of "R" and use {,fp}{load,store} attributes instead of "multi".
10042 Use a separate define_split.
10043 (*movtf_mips16): New pattern.
10045 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10047 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10048 * config/mips/mips.c (mips_expand_before_return): New function.
10049 (mips_expand_epilogue): Call it.
10050 * config/mips/mips.md (return): Turn into a define_expand.
10051 (*return): New insn.
10053 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10055 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10056 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10057 functions. Do not emit uses and clobbers of CONCATs; individually
10058 use and clobber their operands.
10059 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10060 gen_clobber, emit_use and gen_use.
10061 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10062 (expand_builtin_return): Likewise.
10063 * cfgbuild.c (count_basic_blocks): Likewise.
10064 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10065 * explow.c (emit_stack_restore): Likewise.
10066 * expmed.c (extract_bit_field_1): Likewise.
10067 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10068 (emit_move_multi_word, store_constructor): Likewise.
10069 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10070 (thread_prologue_and_epilogue_insns): Likewise.
10071 * lower-subreg.c (resolve_simple_move): Likewise.
10072 * optabs.c (widen_operand, expand_binop): Likewise.
10073 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10074 * reload.c (find_reloads): Likewise.
10075 * reload1.c (eliminate_regs_in_insn): Likewise.
10076 * stmt.c (expand_nl_goto_receiver): Likewise.
10077 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10078 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10079 * config/arm/arm.c (arm_load_pic_register): Likewise.
10080 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10081 * config/arm/arm.md (untyped_return): Likewise.
10082 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10083 * config/avr/avr.c (expand_prologue): Likewise.
10084 * config/bfin/bfin.c (do_unlink): Likewise.
10085 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10086 * config/cris/cris.c (cris_expand_prologue): Likewise.
10087 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10088 (machopic_legitimize_pic_address): Likewise.
10089 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10090 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10091 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10092 (ix86_expand_convert_uns_didf_sse): Likewise.
10093 (ix86_expand_vector_init_general): Likewise.
10094 * config/ia64/ia64.md (eh_epilogue): Likewise.
10095 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10096 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10097 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10098 (config/iq2000/iq2000.c): Likewise.
10099 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10100 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10101 (builtin_longjmp): Likewise.
10102 * config/mn10300/mn10300.md (call, call_value): Likewise.
10103 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10104 * config/pdp11/pdp11.md (abshi2): Likewise.
10105 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10106 * config/s390/s390.c (s390_emit_prologue): Likewise.
10107 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10108 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10109 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10110 * config/sh/sh.c (prepare_move_operands): Likewise.
10111 (output_stack_adjust, sh_expand_epilogue): Likewise.
10112 (sh_set_return_address, sh_expand_t_scc): Likewise.
10113 * config/sparc/sparc.c (load_pic_register): Likewise.
10114 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10115 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10116 * config/v850/v850.c (expand_epilogue): Likewise.
10118 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10120 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10121 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10122 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10123 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10124 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10125 stack pointer register.
10126 (output_movhi): Remove code for interrupt specific writing to the
10127 stack pointer register.
10129 2008-05-31 Richard Guenther <rguenther@suse.de>
10131 PR tree-optimization/34244
10132 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10133 (tree_expr_nonzero_warnv_p): Likewise.
10134 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10135 ssa_name_nonnegative_p.
10136 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10137 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10138 not tree_expr_nonzero_warnv_p.
10140 PR tree-optimization/36262
10142 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10144 PR tree-optimization/34244
10145 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10146 (record_numbers_of_iterations): New function.
10147 (execute_vrp): Cache the numbers of iterations of loops.
10148 * tree-scalar-evolution.c (scev_reset_except_niters):
10150 (scev_reset): Use scev_reset_except_niters.
10151 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10153 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10155 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10156 __WORKAROUND_RETS when appropriate.
10158 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10160 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10161 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10163 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10164 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10165 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10166 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10167 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10168 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10169 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10170 *fop_df_1_sse insn patterns using MODEF mode iterator.
10171 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10172 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10173 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10174 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10175 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10176 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10177 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10178 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10179 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10180 (*fop_xf_5_i387): Ditto.
10181 (*fop_xf_6_i387): Ditto.
10183 2008-05-30 Richard Guenther <rguenther@suse.de>
10185 * builtins.c (build_string_literal): Avoid generating
10186 a non-gimple_val result.
10188 2008-05-30 DJ Delorie <dj@redhat.com>
10190 * exec-tool.in: Use an environment variable (private) instead of a
10191 file (shared) as a semaphore, so as to not break parallel builds.
10193 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10195 * optabs.c (maybe_encapsulate_block): Remove.
10196 (emit_libcall_block): Adjust accordingly.
10197 * optabs.h (maybe_encapsulate_block): Remove prototype.
10199 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10200 Don't use maybe_encapsulate_block.
10202 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10204 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10205 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10206 rtx is a SYMBOL_REF before calling get_pool_constant.
10208 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10210 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10212 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10214 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10215 rather than OS names to choose INO_T_EQ definition.
10216 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10217 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10219 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10222 * config/darwin-f.c: New.
10223 * config/t-darwin: Added rule to build darwin-f.o.
10224 * config.gcc: Defined new variable, fortran_target_objs.
10225 (*-*-darwin*): Set fortran_target_objs.
10226 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10227 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10228 * configure: Regenerated.
10230 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10233 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10234 canonical type if needed.
10236 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10238 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10240 2008-05-29 Richard Guenther <rguenther@suse.de>
10242 PR tree-optimization/36343
10243 PR tree-optimization/36346
10244 PR tree-optimization/36347
10245 * tree-flow.h (clobber_what_p_points_to): Declare.
10246 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10247 pointed-to variable is dereferenced is irrelevant to whether
10248 the pointer can access the pointed-to variable.
10249 (clobber_what_p_points_to): New function.
10250 * tree-ssa-alias.c (set_initial_properties): Use it.
10251 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10252 call clobber check for NMTs.
10254 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10256 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10257 for printing gcov_type.
10259 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10261 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10262 and the eh region information.
10263 * value-prof.c (gimple_move_stmt_histograms): New function.
10264 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10266 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10268 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10270 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10272 * value-prof.c (tree_ic_transform): Print counts.
10273 * tree-profile.c (tree_gen_ic_func_profiler):
10274 Clear __gcov_indreict_call_callee variable to avoid misattribution
10277 2008-05-28 Rafael Espindola <espindola@google.com>
10279 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10282 2008-05-28 Richard Guenther <rguenther@suse.de>
10284 PR tree-optimization/36339
10285 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10286 and clobbering code out of the loop.
10288 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10290 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10293 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10294 s390_contiguous_bitmask_p, s390_symref_operand_p,
10295 s390_check_symref_alignment, s390_reload_larl_operand,
10296 s390_reload_symref_address): New functions.
10297 (s390_branch_condition_mnemonic): Support compare and branch
10299 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10300 and 'W' constraints.
10301 (s390_secondary_reload): Add secondary reloads for unaligned
10302 symbol refs or symbol refs to floating point or QI/TI mode
10304 (legitimate_address_p): Accept symbol references as addresses.
10305 (s390_expand_insv): Use rotate and insert selected bits
10306 instruction for insv when building for z10.
10307 (print_operand_address): Handle symbol ref addresses.
10308 (print_operand): Output modifier 'c' added for signed byte values.
10309 (s390_encode_section_info): Mark symbol refs with
10310 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10312 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10313 (length attribute): RRF, RRR have 4 byte length.
10314 (FPALL, INTALL): New mode iterators added.
10315 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10316 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10317 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10318 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10319 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10320 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10321 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10322 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10324 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10325 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10326 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10327 reload<INTALL:mode><P:mode>_toreg_z10,
10328 reload<FPALL:mode><P:mode>_tomem_z10,
10329 reload<FPALL:mode><P:mode>_toreg_z10,
10330 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10331 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10332 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10333 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10335 (movmem, clrmem, cmpmem): New splitters added.
10337 * config/s390/predicates.md (larl_operand): Use
10338 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10339 SYMBOL_REF_ALIGN1_P.
10340 (s390_signed_integer_comparison,
10341 s390_unsigned_integer_comparison): New predicates.
10343 * config/s390/s390-protos.h (s390_check_symref_alignment,
10344 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10345 s390_reload_symref_address,
10346 s390_compare_and_branch_condition_mask): Prototypes added.
10348 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10349 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10350 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10352 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10354 * config/s390/s390.c (z10_cost): New cost function for z10.
10355 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10356 (s390_issue_rate): Adjust issue rate for z10.
10357 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10358 (processor_flags): Add PF_Z10.
10359 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10360 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10361 * gcc/config.gcc: Add z10.
10363 2008-05-28 Richard Guenther <rguenther@suse.de>
10365 PR tree-optimization/36291
10366 * tree-flow. h (struct gimple_df): Remove var_anns member.
10367 * tree-flow-inline.h (gimple_var_anns): Remove.
10368 (var_ann): Simplify.
10369 * tree-dfa.c (create_var_ann): Simplify.
10370 (remove_referenced_var): Clear alias info from var_anns of globals.
10371 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10372 (delete_tree_ssa): Clear alias info from var_anns of globals.
10373 Do not free var_anns.
10374 (var_ann_eq): Remove.
10375 (var_ann_hash): Likewise.
10377 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10379 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10380 and loongson2f entries.
10381 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10382 * config/mips/mips.h (processor_type): Add Loongson-2E
10383 and Loongson-2F entries.
10384 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10385 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10386 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10387 * doc/invoke.texi (MIPS Options): Document loongson2e
10388 and loongson2f processor names.
10390 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10394 * config/i386/i386.c (ix86_function_arg_boundary): Use
10395 alignment of canonical type.
10396 (ix86_expand_vector_move): Check unaligned memory access for
10399 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10401 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10402 Moved to the front of file.
10404 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10405 H.J. Lu <hongjiu.lu@intel.com>
10407 * dwarf2out.c (current_fde): New.
10409 (lookup_cfa:): Likewise.
10410 (dwarf2out_end_epilogue): Likewise.
10411 (dwarf2out_note_section_used): Likewise.
10413 2008-05-27 Michael Matz <matz@suse.de>
10416 * c.opt (Wenum-compare): New warning option.
10417 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10419 2008-05-27 Michael Matz <matz@suse.de>
10421 PR middle-end/36326
10422 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10424 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10425 into memory as tail calls.
10427 2008-05-27 Richard Guenther <rguenther@suse.de>
10429 PR tree-optimization/36339
10430 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10431 pointers cause all addressable variables to be call clobbered.
10433 2008-05-27 Richard Guenther <rguenther@suse.de>
10435 PR tree-optimization/36245
10436 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10438 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10440 * config/s390/s390.md: Replace all occurences of the 'm'
10441 constraint with 'RT'.
10443 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10445 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10447 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10449 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10450 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10451 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10453 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10455 * reload.c: (find_reloads): Skip alternatives according to the
10456 "enabled" attribute. Constify the constraint variable.
10457 * recog.c (get_attr_enabled): Add default implementation.
10458 (extract_insn): Set the alternative_enabled_p array
10459 in the recog_data struct.
10460 (preprocess_constraints, constrain_operands): Skip
10461 alternatives according to the "enabled" attribute
10462 * recog.h (struct recog_data): New field alternative_enabled_p.
10463 (skip_alternative): New inline function.
10464 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10465 (record_reg_classes): Skip alternative according to the
10466 "enabled" attribute.
10468 * doc/md.texi: Add documention for the "enabled" attribute.
10470 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10472 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10473 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10474 constraint with TARGET_MEM_CONSTRAINT.
10475 * recog.c (asm_operand_ok, preprocess_constraints,
10476 constrain_operands): Likewise.
10477 * regclass.c (record_reg_classes): Likewise.
10478 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10479 * reload1.c (maybe_fix_stack_asms): Likewise.
10480 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10481 * recog.h: Adjust comment.
10482 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10483 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10484 * doc/md.texi: Add a note to description of 'm' constraint.
10485 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10487 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10489 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10490 that the bitfield is of integral type before testing its precision.
10492 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10493 Sa Liu <saliu@de.ibm.com>
10495 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10496 __modti3, __udivti3, __umodti3 and __udivmodti4.
10497 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10498 that implement TImode mul and div functions.
10499 * config/spu/multi3.c: New. Implement __multi3.
10500 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10501 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10504 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10506 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10507 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10508 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10509 tls_sysv_suffix): New mode and mode attribute iterators.
10510 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10511 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10512 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10513 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10514 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10517 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10519 PR tree-optimization/36329
10520 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10521 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10522 * cgraphbuild.c (initialize_inline_failed): Use the latter
10523 macro in lieu of the former.
10524 * ipa-inline.c (cgraph_mark_inline): Likewise.
10525 (cgraph_decide_inlining_of_small_function): Likewise.
10526 (cgraph_decide_inlining): Likewise.
10527 (cgraph_decide_inlining_incrementally): Likewise.
10529 2008-05-26 Tristan Gingold <gingold@adacore.com>
10530 Anatoly Sokolov <aesok@post.ru>
10532 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10533 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10534 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10535 optimization for 'avr6' architecture.
10537 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10540 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10542 2008-05-26 Richard Guenther <rguenther@suse.de>
10544 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10545 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10547 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10549 PR middle-end/36253
10550 * caller-save.c (insert_restore): Verify alignment of spill space.
10551 (insert_save): Likewise.
10552 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10553 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10554 (STACK_SLOT_ALIGNMENT): Likewise.
10555 * function.c (LOCAL_ALIGNMENT): Removed.
10556 (get_stack_local_alignment): New.
10557 (assign_stack_local): Use it. Set alignment on stack slot.
10558 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10559 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10560 (STACK_SLOT_ALIGNMENT): New.
10561 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10562 stack slot in XFmode.
10564 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10566 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10569 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10570 argument operand in rax isn't removed.
10572 2008-05-26 Richard Guenther <rguenther@suse.de>
10574 PR middle-end/36300
10575 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10576 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10578 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10581 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10583 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10585 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10586 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10588 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10590 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10591 build a trampoline if we don't want one.
10592 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10593 return zero for nested functions if we don't want a trampoline.
10595 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10597 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10599 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10602 * c.opt: Removed undocumented option '-lang-fortran'.
10603 * c-common.h: Removed global variable 'lang_fortran'.
10604 * c-opts.c (c_common_handle_option): Removed code to handle
10605 option '-lang-fortran'. Updated includes.
10606 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10607 definition of '__GFORTRAN__'.
10608 (define__GNUC__): Reimplemented to use BASEVER and
10609 cpp_define_formatted.
10610 (builtin_define_with_value_n): Removed.
10611 * c-incpath.h: Renamed to ...
10612 * incpath.h: ... this.
10613 * c-incpath.c: Renamed to ...
10614 * incpath.c: ... this. Updated includes.
10615 * fix-header.c: Updated includes.
10616 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10617 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10618 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10620 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10622 * tree.h: Update the table of flags used on tree nodes.
10623 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10624 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10625 (FORCED_LABEL): Add access check.
10626 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10627 (ASM_INPUT_P): Likewise.
10628 (ASM_VOLATILE_P): Likewise.
10629 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10630 (OMP_SECTION_LAST): Access private_flag directly.
10631 (OMP_RETURN_NOWAIT): Likewise.
10632 (OMP_PARALLEL_COMBINED): Likewise.
10633 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10634 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10635 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10636 deprecated_flag directly.
10638 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10640 * final.c (frame_pointer_needed): Removed.
10641 * flags.h (frame_pointer_needed): Likewise.
10643 * function.h (rtl_data): Add frame_pointer_needed.
10644 (frame_pointer_needed): New.
10646 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10648 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10650 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10652 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10655 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10657 * c-common.c (strip_array_types): Move function to..
10659 (get_inner_array_type): Delete.
10660 * c-common.h (strip_array_types): Move declaration to..
10662 (get_inner_array_type): Delete.
10663 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10664 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10665 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10666 * config/pa/pa.c (emit_move_sequence): Likewise.
10668 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10670 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10673 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10675 * function.c: Include target hook for nonlocal_goto frame value.
10677 2008-05-24 Richard Guenther <rguenther@suse.de>
10679 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10680 variable can be only accessed through a pointer or a union.
10682 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10684 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10685 * doc/extend.texi: Likewise.
10687 2008-05-23 DJ Delorie <dj@redhat.com>
10689 * config/m32c/jump.md (untyped_call): Add.
10691 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10692 for A24 to PSImode.
10693 (m32c_address_cost): Detail costs for indirect offsets.
10695 2008-05-23 Rafael Espindola <espindola@google.com>
10697 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10698 if a node is a SUBREG.
10699 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10702 2008-05-23 Paul Brook <paul@codesourcery.com>
10703 Carlos O'Donell <carlos@codesourcery.com>
10705 * doc/extend.texi: Clarify use of __attribute__((naked)).
10706 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10707 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10708 * function.c (use_register_for_decl): Use
10709 targetm.calls.allocate_stack_slots_for_args.
10710 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10711 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10712 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10714 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10716 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10718 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10720 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10721 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10722 is only rounded once.
10724 2008-05-23 Richard Guenther <rguenther@suse.de>
10726 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10728 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10729 Jakub Jelinek <jakub@redhat.com>
10732 * configure.ac: Handle --enable-cld.
10733 * configure: Regenerated.
10734 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10735 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10736 (ix86_current_function_needs_cld): New define.
10737 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10738 (cld): New isns pattern.
10739 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10740 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10741 * config/i386/i386.opt (mcld): New option.
10742 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10743 TARGET_CLD and ix86_current_function_needs_cld.
10744 (override_options): Use -mcld by default for 32-bit code if
10747 * doc/install.texi (Options specification): Document --enable-cld.
10748 * doc/invoke.texi (Machine Dependent Options)
10749 [i386 and x86-64 Options]: Add -mcld option.
10750 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10752 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10753 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10754 (return_in_memory_64): Likewise.
10755 (return_in_memory_ms_64): Likewise.
10757 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10759 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10760 * builtins.c (fold_builtin_fpclassify): New.
10761 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10762 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10763 * c-common.c (handle_type_generic_attribute): Adjust to accept
10764 fixed arguments before an elipsis.
10765 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10766 * doc/extend.texi: Document __builtin_fpclassify.
10768 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10770 * omp-low.c (gate_expand_omp_ssa): Remove.
10771 (pass_expand_omp_ssa): Remove.
10772 (gate_expand_omp): Do not check for flag_openmp_ssa.
10773 * common.opt (-fopenmp-ssa): Remove.
10774 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10776 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10778 * config/sh/sh.opt (mfixed-range): New option.
10779 * config/sh/sh-protos.h (sh_fix_range): Declare.
10780 * config/sh/sh.c (sh_fix_range): New function.
10781 * config/sh/sh.h (sh_fixed_range_str): Declare.
10782 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10784 * doc/invoke.texi (SH Options): Document -mfixed-range.
10786 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10788 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10789 it before the redeclaration.
10791 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10793 * config/avr/avr.c (get_sequence_length): Add new function.
10794 (expand_prologue, expand_epilogue): Remove duplicate code.
10796 2008-05-22 Rafael Espindola <espindola@google.com>
10798 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10801 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10803 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10804 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10806 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10807 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10808 (vect_update_misalignment_for_peel): Likewise.
10809 (vector_alignment_reachable_p): Likewise.
10810 * tree-vect-transform.c (vectorizable_load): Likewise.
10811 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10812 (get_vectype_for_scalar_type): Pass mode of scalar_type
10813 to UNITS_PER_SIMD_WORD.
10815 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10816 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10817 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10818 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10819 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10821 2008-05-22 Ira Rosen <irar@il.ibm.com>
10823 PR tree-optimization/36293
10824 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10825 if the first load must be skipped because of a gap.
10827 2008-05-22 Richard Guenther <rguenther@suse.de>
10829 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10830 more cases of offset disambiguation that is possible if
10831 strict-aliasing rules apply.
10832 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10833 for basic offset and type-based disambiguation.
10835 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10837 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10838 ix86_expand_vector_set on V16QImode for SSE4.1.
10840 2008-05-21 Tom Tromey <tromey@redhat.com>
10842 * c.opt (Wimport): Mark as undocumented.
10843 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10845 (Warning Options): Likewise.
10846 * doc/cppopts.texi: Don't mention -Wimport.
10848 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10850 PR tree-optimization/36287
10851 PR tree-optimization/36286
10852 * lambda-code.c (build_access_matrix): Do not use the loop->num
10853 for computing the number of induction variables: use the loop depth
10856 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10859 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10860 option -f(no-)leading-underscore.
10862 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10864 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10865 GET_MODE_NUNITS (mode).
10867 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10869 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10870 (-mmulhw): Add 464 to description.
10871 (-mdlmzb): Likewise.
10872 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10873 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10875 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10876 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10877 * config/rs6000/rs6000.md: Update comments for 464.
10879 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10881 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10883 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10885 * config/i386/sse.md (vec_extractv4sf): Removed.
10886 (vec_extractv2df): Likewise.
10887 (vec_extractv2di): Likewise.
10888 (vec_extractv4si): Likewise.
10889 (vec_extractv8hi): Likewise.
10890 (vec_extractv16qi): Likewise.
10891 (vec_extract<mode>): New.
10893 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10895 * config/i386/sse.md (vec_setv4sf): Removed.
10896 (vec_setv2df): Likewise.
10897 (vec_setv2di): Likewise.
10898 (vec_setv4si): Likewise.
10899 (vec_setv8hi): Likewise.
10900 (vec_setv16qi): Likewise.
10901 (vec_set<mode>): New.
10903 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10905 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10906 goto for vec_concat and vec_interleave.
10908 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10910 * config/i386/sse.md (vec_initv4sf): Removed.
10911 (vec_initv2df): Likewise.
10912 (vec_initv2di): Likewise.
10913 (vec_initv4si): Likewise.
10914 (vec_initv8hi): Likewise.
10915 (vec_initv16qi): Likewise.
10916 (vec_init<mode>): New.
10918 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10920 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10922 2008-05-21 Tom Tromey <tromey@redhat.com>
10924 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10925 (zone_find_object_offset): Likewise.
10926 (gt_ggc_m_S): Likewise.
10927 (highest_bit): Likewise.
10928 * ggc-page.c (gt_ggc_m_S): New function.
10929 * stringpool.c (string_stack): Remove.
10930 (init_stringpool): Update.
10931 (ggc_alloc_string): Use ggc_alloc.
10932 (maybe_delete_ident): New function.
10933 (ggc_purge_stringpool): Likewise.
10934 (gt_ggc_m_S): Remove.
10935 * ggc-common.c (ggc_protect_identifiers): New global.
10936 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10937 ggc_protect_identifiers.
10938 * ggc.h (ggc_protect_identifiers): Declare.
10939 (gt_ggc_m_S): Update.
10940 (ggc_purge_stringpool): Declare.
10941 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10942 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10944 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10946 2008-05-21 David S. Miller <davem@davemloft.net>
10948 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10951 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10953 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10956 2008-05-20 David Daney <ddaney@avtrex.com>
10958 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10959 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10960 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10961 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10962 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10963 (atomic_hiqi_op): New define_code_iterator.
10964 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10965 mips_expand_compare_and_swap_12.
10966 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10967 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10968 (sync_<optab><mode>, sync_old_<optab><mode>,
10969 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10970 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10971 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10972 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10973 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10974 (test_and_set_12): New insn.
10975 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10976 sync_new_<optab><mode>, sync_old_nand<mode>,
10977 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10978 clobber to operand 0 for SI and DI mode insns.
10979 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10980 mips_gen_fn_4): New typedefs.
10981 (mips_gen_fn_ptrs): Define new union type.
10982 (mips_expand_compare_and_swap_12): Remove declaration.
10983 (mips_expand_atomic_qihi): Declare function.
10984 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10985 (mips_expand_atomic_qihi): ... this. Use new generator function
10987 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10988 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10989 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10990 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10991 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10992 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10993 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10994 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10995 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10996 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10999 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11001 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11004 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11006 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11007 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11008 (avr_attribute_table): Add 'OS_main' function attribute.
11009 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11010 functions with 'OS_main' attribute.
11012 2008-05-20 Richard Guenther <rguenther@suse.de>
11014 PR tree-optimization/35204
11015 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11016 helper, split out from ...
11017 (DFS): ... here. Make the DFS walk non-recursive.
11019 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11020 Jan Sjodin <jan.sjodin@amd.com>
11022 PR tree-optimization/36181
11023 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11024 (parallelize_loops): Don't parallelize when the loop has vector
11027 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11028 Sebastian Pop <sebastian.pop@amd.com>
11030 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11031 matrix, and never look at the tree representation of the memory
11033 (linear_transform_loops): Computes parameters and access matrices.
11034 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11036 (access_matrix_get_index_for_parameter): New.
11037 * tree-data-ref.h (struct access_matrix): New.
11038 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11039 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11040 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11041 am_vector_index_for_loop): New.
11042 (struct data_reference): Add field access_matrix.
11043 (DR_ACCESS_MATRIX): New.
11044 (compute_data_dependences_for_loop): Update declaration.
11045 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11046 * lambda.h (lambda_vector_vec_p): Declared.
11047 * lambda-code.c: Depend on pointer-set.h.
11048 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11049 av_for_af_base, av_for_af, build_access_matrix,
11050 lambda_compute_access_matrices): New.
11051 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11053 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11055 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11056 $SOURCEDIR/include.
11058 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11059 Sebastian Pop <sebastian.pop@amd.com>
11061 PR tree-optimization/36206
11062 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11064 (instantiate_scev_1): Rename flags to fold_conversions.
11065 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11066 outeside instantiation_loop.
11067 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11068 (evolution_function_is_affine_or_constant_p): Removed.
11069 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11071 (analyze_siv_subscript): Pass in the loop nest number.
11072 Call evolution_function_is_affine_in_loop instead of
11073 evolution_function_is_affine_p.
11074 (analyze_overlapping_iterations): Pass in the loop nest number.
11076 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11077 Sebastian Pop <sebastian.pop@amd.com>
11079 PR tree-optimization/36206
11080 * tree-chrec.h (chrec_fold_op): New.
11081 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11084 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11086 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11088 (remove_duplicates): Do not set inode on non-inode systems.
11091 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11093 * config.gcc (tm_file): Update comments about relative pathnames.
11095 2008-05-20 Richard Guenther <rguenther@suse.de>
11097 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11098 * tree-ssa-sccvn.c (process_scc): Likewise.
11099 * tree-ssa-sink.c (execute_sink_code): Likewise.
11100 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11101 * tree-vrp.c (process_assert_insertions): Likewise.
11102 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11103 (perform_tree_ssa_dce): Likewise.
11104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11105 (dump_dominator_optimization_stats): Likewise.
11106 * tree-vectorizer.c (vectorize_loops): Likewise.
11108 2008-05-20 Richard Guenther <rguenther@suse.de>
11110 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11112 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11114 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11115 (ix86_i386elf_return_in_memory): Likewise.
11116 (ix86_i386interix_return_in_memory): Likewise.
11117 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11118 (SUBTARGET_RETURN_IN_MEMORY): New.
11119 * config/i386/i386elf.h: Likewise.
11120 * config/i386/ptx4-i.h: Likewise.
11121 * config/i386/sol2-10.h: Likewise.
11122 * config/i386/sysv4.h: Likewise.
11123 * config/i386/vx-common.h: Likewise.
11124 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11125 * config/i386/i386.c (ix86_return_in_memory): Made static and
11126 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11127 (ix86_i386elf_return_in_memory): Removed.
11128 (ix86_i386interix_return_in_memory): Removed.
11129 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11130 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11132 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11134 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11136 2008-05-19 Xinliang David Li <davidxl@google.com>
11138 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11140 * common.opt: Ditto.
11141 * doc/invoke.texi: Ditto.
11143 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11145 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11146 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11148 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11150 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11151 sizes of operand array from 8/4 to 4/2.
11152 (ix86_expand_vector_init_general): Change size of operand array
11153 from 32 to 16. Remove op0, op1 and half_mode.
11155 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11157 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11158 (ix86_expand_vector_init_interleave): Likewise.
11159 (ix86_expand_vector_init_general): Use them. Assert
11160 word_mode == SImode when n_words == 4.
11162 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/i386.c (ix86_secondary_reload): New static function.
11165 (TARGET_SECONDARY_RELOAD): New define.
11166 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11167 * config/i386/i386.md (reload_outqi): Remove.
11169 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11171 PR middle-end/35509
11172 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11173 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11174 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11175 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11176 (fold_builtin_1): Likewise.
11177 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11178 c-common.c (check_builtin_function_arguments): Handle
11179 BUILT_IN_ISINF_SIGN.
11180 * doc/extend.texi: Document __builtin_isinf_sign.
11181 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11183 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11185 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11186 EH cleanup at the end of the pass, search for those that have been
11187 turned into forwarder blocks and do the cleanup on their successor.
11189 2008-05-18 Richard Guenther <rguenther@suse.de>
11191 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11192 pointers to sizetype and vice versa.
11194 2008-05-18 Xinliang David Li <davidxl@google.com>
11196 * gcc/tree-ssa-dce.c: Coding style fix.
11197 (check_pow): Documentation comment.
11198 (check_log): Documenation comment. Coding style fix.
11199 (is_unnecessary_except_errno_call): Ditto.
11200 (gen_conditions_for_pow): Ditto.
11201 (gen_conditions_for_log): Ditto.
11202 (gen_shrink_wrap_conditions): Ditto.
11203 (shrink_wrap_one_built_in_calls): Ditto.
11204 * gcc/doc/invoke.texi: Better documentation string.
11205 * ChangeLog: Fix wrong change log entries from
11206 May 17 checkin on function call DCE.
11208 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11210 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11212 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11214 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11215 * df-problems.c (simulation routines): Fixed block comment to
11216 properly say how to add forwards scanning functions.
11218 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11220 * tree-inline.c (setup_one_parameter): Remove dead code.
11222 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11224 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11225 a BIT_AND_EXPR only for an INTEGER_TYPE.
11227 2008-05-17 Xinliang David Li <davidxl@google.com>
11229 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11230 (check_pow, check_log, is_unnecessary_except_errno_call): New
11231 functions to check for eliminating math functions that are pure
11232 except for setting errno.
11233 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11234 general condition expressions for shrink-wrapping pow/log calls.
11235 (gen_shrink_wrap_conditions): Ditto.
11236 (shrink_wrap_one_built_in_call): Ditto.
11237 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11238 (mark_operand_necessary): If debugging, output if OP is necessary.
11239 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11241 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11243 * gcc/common.opt: New user flag -ftree-builtin-dce.
11244 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11246 2008-05-16 David S. Miller <davem@davemloft.net>
11248 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11249 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11251 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11254 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11256 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11258 * ifcvt.c (dead_or_predicable): Rename
11259 df_simulate_one_insn_backwards to df_simulate_one_insn.
11260 * recog.c (peephole2_optimize): Ditto.
11261 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11263 * df.h: Rename df_simulate_one_insn_backwards to
11264 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11265 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11266 scanning of defs and uses.
11267 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11268 (df_simulate_one_insn_forwards): Removed.
11270 2008-05-16 Doug Kwan <dougkwan@google.com>
11272 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11274 (real_from_string): Handle NaNs and Inf as approriate.
11276 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11278 * doc/gty.texi (Source Files Containing Type Information): Note
11279 that headers should appear first in the gtfiles list.
11281 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11283 * tree.def (COND_EXEC): Properly documented this code.
11285 2008-05-16 Diego Novillo <dnovillo@google.com>
11287 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11288 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11291 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11293 * tree-ssa-dse (max_stmt_uid): Removed.
11294 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11295 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11296 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11297 * function.h (cfun.last_stmt_uid): New field.
11298 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11299 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11301 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11302 (create_stmt_ann): Initialize the ann->uid field.
11303 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11305 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11307 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11309 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11310 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11311 (init_empty_tree_cfg): Call it.
11313 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11315 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11318 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11320 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11321 * tree-dump.c (dump_options): New verbose option.
11322 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11324 * tree-pass.h (TDF_VERBOSE): New dump flag.
11325 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11326 (tree-flow.h): Added include.
11327 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11329 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11331 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11333 From Jie Zhang <jie.zhang@analog.com>
11334 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11335 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11336 mcpu=bf561-none and mcpu=bf561-0.2.
11337 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11338 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11339 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11340 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11341 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11342 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11343 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11345 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11346 (cputype_selected): Remove.
11347 (bfin_handle_option): Don't use cputype_selected.
11348 (override_options): When no mcpu option, enable all workarounds.
11349 Don't use bfin_workarounds.
11350 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11352 (DEFAULT_CPU_TYPE): Don't define.
11354 2008-05-16 Richard Guenther <rguenther@suse.de>
11356 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11357 on deletion of the last stmt.
11359 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11361 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11362 V8HImode for SSE2 and V16QImode for SSE4.1.
11364 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11366 * cgraph.h (compute_inline_parameters): Made public.
11367 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11368 variable_generate_summary, function_write_summary,
11369 variable_write_summary, variable_read_summary. Added generate_summary,
11370 write_summary, read_summary.
11371 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11372 pass_ipa_inline.function_generate_summary, to
11373 compute_inline_parameters.
11374 * ipa-inline.c (compute_inline_parameters): Made public and added
11376 (compute_inline_parameters_for_current): New function.
11377 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11378 (inline_generate_summary): Removed parameter and made to loop over
11380 (pass_ipa_inline): Updated for new IPA_PASS structure.
11381 * passes.c (execute_ipa_summary_passes): Now is called once per
11382 pass rather than once per node*pass.
11384 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11386 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11387 avr_have_mul_p, avr_asm_only_p): Remove variables.
11388 (avr_override_options): Remove initialization of removed variables.
11389 (avr_file_start): Convert removed variables to fields of
11390 'struct base_arch_s *avr_current_arch'.
11391 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11392 (AVR_HAVE_MUL): (Ditto.).
11393 (AVR_HAVE_MOVW): (Ditto.).
11394 (AVR_HAVE_LPMX): (Ditto.).
11395 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11396 avr_asm_only_p): Remove declaration.
11398 2008-05-15 Diego Novillo <dnovillo@google.com>
11400 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11401 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11403 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11405 PR middle-end/36194
11406 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11407 Don't call record_truncated_value from here.
11408 (record_truncated_value): Turn it into a for_each_rtx callback.
11409 (record_truncated_values): New function.
11410 (combine_instructions): Call note_uses with record_truncated_values.
11411 Change name of check_conversion to check_promoted_subreg.
11413 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11415 * doc/sourcebuild.texi: Document support for torture tests.
11417 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11419 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11420 to alternative 4 of operand 2.
11422 2008-05-15 Richard Guenther <rguenther@suse.de>
11424 * tree-pass.h (current_pass): Declare.
11425 (get_pass_for_id): Likewise.
11426 * passes.c (passes_by_id, passes_by_id_size): New globals.
11427 (set_pass_for_id): New function.
11428 (get_pass_for_id): Likewise.
11429 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11430 (execute_function_todo): Flush per function statistics.
11431 * toplev.c (compile_file): Init statistics.
11432 (general_init): Do early statistics initialization.
11433 (finalize): Finish statistics.
11434 * statistics.h (statistics_early_init): Declare.
11435 (statistics_init): Likewise.
11436 (statistics_fini): Likewise.
11437 (statistics_fini_pass): Likewise.
11438 (statistics_counter_event): Likewise.
11439 (statistics_histogram_event): Likewise.
11440 * statistics.c: New file.
11441 * Makefile.in (OBJS-common): Add statistics.o.
11442 (statistics.o): Add dependencies.
11443 * doc/invoke.texi (-fdump-statistics): Document.
11445 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11446 (insert): Likewise.
11447 (execute_pre): Use statistics_counter_event.
11448 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11449 (substitute_and_fold): Increment it. Use statistics_counter_event.
11451 2008-05-15 Diego Novillo <dnovillo@google.com>
11453 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11455 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11456 * tree-ssa-alias.c (new_type_alias): Remove references to
11457 sub-variables from comment.
11458 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11460 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11462 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11463 attribute to 1 only for insertps alternative.
11465 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11467 * config/bfin/bfin.md (loadbytes): New pattern.
11468 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11469 (bfin_init_builtins): Initialize it.
11470 (bdesc_1arg): Add it.
11472 2008-05-15 Sa Liu <saliu@de.ibm.com>
11474 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11475 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11476 * testsuite/lib/target-supports.exp: Add
11477 check_effective_target_fortran_integer_16.
11479 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11481 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11482 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11483 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11484 (TARGET_RETURN_IN_MEMORY): Define.
11486 2008-05-15 Richard Guenther <rguenther@suse.de>
11488 PR middle-end/36244
11489 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11490 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11491 represent unmodifiable vars.
11493 2008-05-15 Richard Guenther <rguenther@suse.de>
11495 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11496 INDIRECT_REF and TARGET_MEM_REF.
11497 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11500 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11501 H.J. Lu <hongjiu.lu@intel.com>
11503 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11504 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11505 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11506 insn alternatives. Add missing alternatives.
11507 (*vec_concatv2di_rex64_sse4_1): Likewise.
11508 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11509 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11510 Require TARGET_SSE.
11512 2008-05-15 Richard Guenther <rguenther@suse.de>
11514 PR tree-optimization/36009
11515 PR tree-optimization/36204
11516 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11517 (determine_invariantness_stmt): Record the loop a store is
11518 always executed in.
11519 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11522 2008-05-15 Richard Guenther <rguenther@suse.de>
11524 PR tree-optimization/34330
11525 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11526 through the pointer will alias the SMT.
11528 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11530 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11532 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11536 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11537 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11539 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11540 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11541 (vashl_optab): New optab for vector/vector shifts.
11542 (vashr_optab): Ditto.
11543 (vlshr_optab): Ditto.
11544 (vrotl_optab): Ditto.
11545 (vrotr_optab): Ditto.
11546 (optab_subtype): New enum for optab_for_tree_code call.
11547 (optab_for_tree_code): Add enum optab_subtype argument.
11549 * optabs.c (optab_for_tree_code): Take an additional argument to
11550 distinguish between a vector shift by a scalar and vector shift by
11551 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11552 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11553 vector shift by a vector.
11554 (expand_widen_pattern_expr): Pass additional argument to
11555 optab_for_tree_code.
11557 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11558 vrotl_optab, vrotr_optab.
11560 * expr.c (expand_expr_real_1): Update calls to
11561 optab_for_tree_code to distinguish between vector shifted by a
11562 scalar and vector shifted by a vector.
11563 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11564 (supportable_narrowing_operation): Ditto.
11565 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11566 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11567 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11568 (vect_create_epilog_for_reduction): Ditto.
11569 (vectorizable_reduction): Ditto.
11570 (vectorizable_operation): Ditto.
11571 (vect_strided_store_supported): Ditto.
11572 (vect_strided_load_supported): Ditto.
11573 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11574 * expmed.c (expand_shift): Ditto.
11576 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11578 (ashr@var{m}3): Ditto.
11579 (vashl@var{m}3): Document new vector/vector shift standard name.
11580 (vashr@var{m}3): Ditto.
11581 (vlshr@var{m}3): Ditto.
11582 (vrotl@var{m}3): Ditto.
11583 (vrotr@var{m}3): Ditto.
11585 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11586 (PPERM_INVERT): Ditto.
11587 (PPERM_REVERSE): Ditto.
11588 (PPERM_REV_INV): Ditto.
11589 (PPERM_ZERO): Ditto.
11590 (PPERM_ONES): Ditto.
11591 (PPERM_SIGN): Ditto.
11592 (PPERM_INV_SIGN): Ditto.
11593 (PPERM_SRC1): Ditto.
11594 (PPERM_SRC2): Ditto.
11596 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11597 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11598 allows a memory operand to be the value being added, and split it
11599 to improve vectorization.
11600 (sse5_pmacsdqh_mem): Ditto.
11601 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11602 (sse5_mulv2div2di3_high): Ditto.
11603 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11604 (vec_pack_trunc_v4si): Ditto.
11605 (vec_pack_trunc_v2di): Ditto.
11606 (sse5_pcmov_<mode>): Remove code that tried to use use
11607 andps/andnps instead of pcmov.
11608 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11609 pmacsdqh instructions.
11610 (vec_widen_smult_lo_v4si): Ditto.
11612 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11613 (PPERM_INVERT): Ditto.
11614 (PPERM_REVERSE): Ditto.
11615 (PPERM_REV_INV): Ditto.
11616 (PPERM_ZERO): Ditto.
11617 (PPERM_ONES): Ditto.
11618 (PPERM_SIGN): Ditto.
11619 (PPERM_INV_SIGN): Ditto.
11620 (PPERM_SRC1): Ditto.
11621 (PPERM_SRC2): Ditto.
11622 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11624 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11626 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11627 says ignore whether the last reference is a memory operand.
11629 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11630 Paolo Bonzini <bonzini at gnu dot org>
11632 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11635 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11636 (vlshr<mode>3): Rename from vlshr<mode>3.
11637 (vashr<mode>3): Rename from vashr<mode>3.
11638 (mulv4sf3): Change the names of vector shift patterns.
11642 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11645 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11670 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11671 (floatunssidf2_internal): Change vector/vector shift names.
11672 (floatunsdidf2_internal): Ditto.
11679 (vashl<mode>3): Rename from ashl<mode>3.
11680 (vashr<mode>3): Rename from ashr<mode>3.
11681 (vlshr<mode>3): Rename from lshr<mode>3.
11682 (vrotl<mode>3): Rename from rotl<mode>3.
11684 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11687 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11688 multiply gives the wrong value when doing widening multiplies.
11689 (vec_widen_smult_lo_v4si): Ditto.
11691 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11693 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11694 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11695 emit_library_call_value.
11696 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11697 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11698 * calls.c (initialize_argument_information, precompute_arguments,
11699 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11700 (precompute_arguments): Removed flags parameter.
11701 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11703 2008-05-14 Richard Guenther <rguenther@suse.de>
11705 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11706 Make sure to register the store if the use is a PHI_NODE.
11708 2008-05-14 Olivier Hainque <hainque@adacore.com>
11710 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11711 memory if the component is to be referenced in BLKmode according
11712 to get_inner_reference.
11714 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11716 * calls.c (emit_library_call_value_1): Restore code clearing
11717 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11719 2008-05-14 Olivier Hainque <hainque@adacore.com>
11720 Nicolas Roche <roche@adacore.com>
11722 * configure.ac: Add support for a "gcc_subdir" variable in
11723 config-lang.in, to denote a subdirectory where the language/GCC
11724 integration files are to be found.
11725 * configure: Regenerate.
11727 2008-05-14 Ira Rosen <irar@il.ibm.com>
11729 PR tree-optimization/36098
11730 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11731 value for the first load in the group in case of a gap.
11732 (vect_build_slp_tree): Check that there are no gaps in loads.
11734 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11736 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11737 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11738 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11739 emit_insn and remove unneeded code to construct extra args.
11740 (emit_no_conflict_block): Removed.
11741 * optabls.h: (emit_no_conflict_block): Removed.
11742 * cse.c (cse_extended_basic_block): Remove search for
11743 REG_NO_CONFLICT note.
11744 * global.c: Removed incorrect comment added in revision 117.
11745 * expr.c (convert_move): Change call to emit_no_conflict_block to
11747 * recog.c: Change comments so that they do not mention
11749 * local_alloc.c (combine_regs): Removed last parameter.
11750 (no_conflict_p): Removed.
11751 (block_alloc): Removed note, no_conflict_combined_regno and set
11752 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11753 (combine_regs): Removed already_dead and code to look for
11754 REG_NO_CONFLICT notes.
11755 * lower_subreg (remove_retval_note): Removed code to look for
11756 REG_NO_CONFLICT block.
11757 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11758 (resolve_clobber): Remove code to process libcalls that have
11759 REG_NO_CONFLICT notes.
11760 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11762 * combine.c (can_combine_p, distribute_notes): Removed
11763 REG_NO_CONFLICT case.
11764 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11766 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11767 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11769 * reg-notes.def (NO_CONFLICT): Removed.
11771 2008-05-14 David S. Miller <davem@davemloft.net>
11773 * config/sparc/sparc.c (sparc_profile_hook): If
11774 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11775 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11776 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11778 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11780 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11782 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11786 and op1 expansion before vector concat to have less live pseudos.
11788 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11790 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11791 ix86_expand_vector_set if supported.
11793 2008-05-13 Diego Novillo <dnovillo@google.com>
11794 Kenneth Zadeck <zadeck@naturalbridge.com>
11796 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11798 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11799 phinodes_print_statistics, init_ssanames, fini_ssanames,
11800 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11801 release_ssa_name, release_defs, replace_ssa_name_symbol,
11802 ssanames_print_statistics): Move ...
11803 * tree-flow.h: ... here.
11804 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11805 Use FN instead of cfun.
11806 (make_ssa_name_fn): Rename from make_ssa_name.
11807 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11808 * tree-flow-inline.h (make_ssa_name): Move from
11809 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11810 * omp-low.c (expand_omp_parallel):
11811 * tree-flow-inline.h (redirect_edge_var_map_result):
11812 * tree-ssa.c (init_tree_ssa): Add argument FN.
11813 Use it instead of cfun. Update all users.
11815 2008-05-13 Tom Tromey <tromey@redhat.com>
11817 PR preprocessor/22168:
11818 * doc/cpp.texi (Top): Update menu.
11819 (Alternatives to Wrapper #ifndef): New node.
11820 (Other Directives): Document deprecation.
11821 (Obsolete Features): Remove menu.
11822 (Assertions): Merge node into Obsolete Features.
11823 (Obsolete once-only headers): Move earlier; rename to Alternatives
11824 to Wrapper #ifndef.
11825 * doc/cppopts.texi: Update.
11826 * c.opt (Wdeprecated): Enable for C and ObjC.
11827 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11828 (C++ Dialect Options): Move -Wno-deprecated from here to...
11829 (Warning Options): ... here.
11831 2008-05-13 Richard Guenther <rguenther@suse.de>
11833 PR middle-end/36227
11834 * fold-const.c (fold_sign_changed_comparison): Do not allow
11835 changes in pointer-ness.
11837 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11840 * config/sh/sh.c (sh_expand_prologue): Don't clear
11841 RTX_FRAME_RELATED_P for push insns.
11843 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11845 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11847 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11849 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11850 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11851 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11853 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11855 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11856 (*vec_concatv4sf_sse): This.
11857 (*sse2_concatv2si): Renamed to ...
11858 (*vec_concatv2si_sse2): This.
11859 (*sse1_concatv2si): Renamed to ...
11860 (*vec_concatv2si_sse): This.
11861 (*vec_concatv2di_rex): Renamed to ...
11862 (*vec_concatv2di_rex64): This.
11863 (*vec_concatv2si_sse4_1): New.
11864 (*vec_concatv2di_rex64_sse4_1): Likewise.
11866 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11868 PR rtl-optimization/36111
11869 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11870 that was created for swappable operands.
11872 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11875 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11876 * configure.ac: Add call to ACX_PROG_GNAT.
11878 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11880 * optc-gen.awk: Fix comment typo.
11882 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11884 * pretty-print.c (pp_integer_with_precision): Use
11885 HOST_LONG_LONG_FORMAT.
11887 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11889 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11891 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11893 * config/i386/i386.c (bdesc_ptest): Removed.
11894 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11895 (bdesc_args): Add __builtin_ia32_ptestz128,
11896 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11897 (ix86_init_mmx_sse_builtins): Updated.
11898 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11899 (ix86_expand_builtin): Updated.
11901 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11903 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11904 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11906 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11908 * value-prof.c (interesting_stringop_to_profile): Do not
11909 return early for BUILT_IN_MEMPCPY.
11911 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11913 * calls.c (expand_call): Don't use callgraph to increase
11914 preferred_stack_boundary.
11916 * cgraph.h (cgraph_rtl_info): Use unsigned on
11917 preferred_incoming_stack_boundary.
11919 * final.c (rest_of_clean_state): Use unsigned on
11920 preferred_stack_boundary.
11922 2008-05-09 Tom Tromey <tromey@redhat.com>
11924 PR preprocessor/22231:
11925 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11928 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11930 PR tree-optimization/36129
11931 * tree-ssa-ccp.c: Include value-prof.h.
11932 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11933 built-in function was folded to a constant.
11934 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11936 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11937 Sebastian Pop <sebastian.pop@amd.com>
11939 * tree-scalar-evolution.c: Document instantiate_scev.
11940 (instantiate_parameters_1): Renamed instantiate_scev_1.
11941 Don't use the same loop for instantiation_loop and evolution_loop.
11942 (instantiate_scev): New.
11943 (instantiate_parameters): Moved...
11944 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11945 same loop twice. Maintains the semantics for this function.
11946 * tree-scalar-evolution.h (instantiate_scev): Declare.
11947 (instantiate_parameters): ...here. Now static inline.
11948 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11949 instead of resolve_mixers.
11951 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11953 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11955 2008-05-09 Tomas Bily <tbily@suse.cz>
11957 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11958 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11959 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11960 * c-common.c (c_common_truthvalue_conversion): Likewise.
11961 * tree-object-size.c (compute_object_offset): Likewise.
11962 * tree-inline.c (estimate_num_insns_1): Likewise.
11963 * varasm.c (const_hash_1, compare_constant, copy_constant)
11964 (compute_reloc_for_constant, output_addressed_constants)
11965 (initializer_constant_valid_p): Likewise.
11966 * c-omp.c (check_omp_for_incr_expr): Likewise.
11967 * gimplify.c (gimplify_expr): Likewise.
11968 * c-typeck.c (c_finish_return): Likewise.
11969 * tree-vectorizer.c (supportable_widening_operation)
11970 (supportable_narrowing_operation): Likewise.
11971 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11972 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11973 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11974 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11975 (descr_info_loc): Likewise.
11976 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11977 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11978 (fold_unary): Likewise.
11979 * builtins.c (get_pointer_alignment): Likewise.
11980 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11981 (instantiate_parameters_1): Likewise.
11982 * tree.c (expr_align, stabilize_reference): Likewise.
11983 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11984 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11985 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11986 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11987 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11988 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11990 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11991 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11992 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11993 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11994 (forward_propagate_comparison)
11995 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11996 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11997 * emit-rtl.c (component_ref_for_mem_expr)
11998 (set_mem_attributes_minus_bitpos): Likewise.
11999 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12000 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12002 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12003 (build_function_call, pointer_diff, build_compound_expr)
12004 (c_finish_return): Likewise.
12005 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12006 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12008 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12009 * expr.c (is_aligning_offset): Likewise.
12010 * tree-ssa-alias.c (is_escape_site): Likewise.
12011 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12012 (check_all_va_list_escapes): Likewise.
12013 * tree-ssa-loop-ivopts.c (determine_base_object)
12014 (determine_common_wider_type): Likewise.
12015 * dojump.c (do_jump): Likewise.
12016 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12017 * tree-gimple.c (is_gimple_cast): Likewise.
12018 * fold-const.c (decode_field_reference, )
12019 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12020 (fold_binary): Likewise.
12021 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12022 (already_warned_in_frontend_p): Likewise.
12023 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12024 * tree.c (really_constant_p, get_unwidened): Likewise.
12025 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12026 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12027 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12029 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12031 (CONVERT_EXPR_P): Define.
12032 (CASE_CONVERT): Define.
12034 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12036 PR middle-end/36117
12037 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12038 (delete_unmarked_insns): When deleting a call, call
12039 delete_unreachable_blocks.
12040 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12041 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12043 2008-05-08 Richard Guenther <rguenther@suse.de>
12045 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12046 (-ftree-salias): Likewise.
12047 (salias-max-implicit-fields): Remove param documentation.
12048 (salias-max-array-elements): Likewise.
12049 * tree-pass.h (pass_create_structure_vars): Remove.
12050 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12051 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12052 * tree-ssa-alias.c (create_structure_vars): Remove.
12053 (gate_structure_vars): Likewise.
12054 (pass_create_structure_vars): Likewise.
12055 (gate_build_alias): Likewise.
12056 (pass_build_alias): Adjust to run always and dump the function.
12057 * common.opt (ftree-salias): Hide.
12058 * passes.c (init_optimization_passes): Remove
12059 pass_create_structure_vars, adjust comment.
12060 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12061 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12062 * opts.c (decode_options): Do not set flag_tree_salias.
12063 (common_handle_option): Add OPT_ftree_salias to the backward
12064 compatibility section.
12066 2008-05-08 Richard Guenther <rguenther@suse.de>
12068 * tree-flow-inline.h (var_can_have_subvars): Move ...
12069 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12070 * tree-flow.h (var_can_have_subvars): Remove.
12071 (push_fields_onto_fieldstack): Remove.
12072 (sort_fieldstack): Likewise.
12073 (struct fieldoff): Move ...
12074 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12075 alias_set and base_for_components fields.
12076 (sort_fieldstack): Make static.
12077 (push_fields_onto_fieldstack): Likewise. Remove code that
12078 handles anything but RECORD_TYPEs. Remove alias_set and
12079 base_for_components handling.
12080 (create_variable_info_for): Adjust.
12082 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12084 * common.opt (Wframe-larger-than=): Shorten the help message
12086 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12088 2008-05-08 Rafael Espindola <espindola@google.com>
12090 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12092 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12093 trap and that both operands are gimple values.
12094 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12095 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12098 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12100 * read-rtl.c (join_c_conditions): Return the first string if the
12101 two strings are equal.
12103 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12105 * gensupport.h (pred_data): Add a "num_codes" field.
12106 (add_predicate_code): Declare.
12107 * gensupport.c (add_predicate_code): New function.
12108 (std_pred_table): Add an "allows_const_p" field.
12109 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12110 Remove the (incomplete) list of such codes from the codes field.
12111 (init_predicate_table): Use add_predicate_code. Add all
12112 RTX_CONST_OBJs if allows_const_p is true.
12113 * genrecog.c (process_define_predicate): Use add_predicate_code.
12115 2008-05-08 David Daney <ddaney@avtrex.com>
12116 Richard Sandiford <rsandifo@nildram.co.uk>
12118 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12119 special case of constant zero operands.
12120 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12121 old and new values. Special case constant zero values.
12122 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12124 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12125 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12127 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12130 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12131 similar RTX_CONST_OBJ before CONST_INT.
12133 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12135 * stmt.c (expand_stack_restore): Change sa mode if needed.
12137 2008-05-08 Richard Guenther <rguenther@suse.de>
12139 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12140 return type to bool.
12141 (ix86_sol10_return_in_memory): Likewise.
12142 (ix86_i386elf_return_in_memory): Likewise.
12143 (ix86_i386interix_return_in_memory): Likewise.
12144 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12145 (ix86_sol10_return_in_memory): Likewise.
12146 (ix86_i386elf_return_in_memory): Likewise.
12147 (ix86_i386interix_return_in_memory): Likewise.
12149 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12152 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12154 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12155 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12158 2008-05-08 Richard Guenther <rguenther@suse.de>
12160 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12161 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12162 (DR_SUBVARS): Remove.
12163 * tree-dfa.c (dump_subvars_for): Remove.
12164 (debug_subvars_for): Likewise.
12165 (dump_variable): Do not dump subvars.
12166 (remove_referenced_var): Do not remove subvars.
12167 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12168 (lookup_subvars_for_var): Remove.
12169 (get_subvars_for_var): Likewise.
12170 (get_subvars_at): Likewise.
12171 (get_first_overlapping_subvar): Likewise.
12172 (overlap_subvar): Likewise.
12173 * tree-flow.h (subvar_t): Remove.
12174 (struct var_ann_d): Remove subvars field.
12175 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12176 argument. Remove special handling of SFTs.
12177 (compute_tag_properties): Likewise.
12178 (set_initial_properties): Likewise.
12179 (compute_call_clobbered): Likewise.
12180 (count_mem_refs): Likewise.
12181 (compute_memory_partitions): Likewise.
12182 (compute_flow_insensitive_aliasing): Likewise.
12183 (setup_pointers_and_addressables): Likewise.
12184 (new_type_alias): Likewise.
12185 (struct used_part): Remove.
12186 (used_portions): Likewise.
12187 (struct used_part_map): Likewise.
12188 (used_part_map_eq): Likewise.
12189 (used_part_map_hash): Likewise.
12190 (free_used_part_map): Likewise.
12191 (up_lookup): Likewise.
12192 (up_insert): Likewise.
12193 (get_or_create_used_part_for): Likewise.
12194 (create_sft): Likewise.
12195 (create_overlap_variables_for): Likewise.
12196 (find_used_portions): Likewise.
12197 (create_structure_vars): Likewise.
12198 * tree.def (STRUCT_FIELD_TAG): Remove.
12199 * tree.h (MTAG_P): Adjust.
12200 (struct tree_memory_tag): Remove base_for_components and
12201 unpartitionable flags.
12202 (struct tree_struct_field_tag): Remove.
12203 (SFT_PARENT_VAR): Likewise.
12204 (SFT_OFFSET): Likewise.
12205 (SFT_SIZE): Likewise.
12206 (SFT_NONADDRESSABLE_P): Likewise.
12207 (SFT_ALIAS_SET): Likewise.
12208 (SFT_UNPARTITIONABLE_P): Likewise.
12209 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12210 (union tree_node): Remove sft field.
12211 * alias.c (get_alias_set): Remove special handling of SFTs.
12212 * print-tree.c (print_node): Remove handling of SFTs.
12213 * tree-dump.c (dequeue_and_dump): Likewise.
12214 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12215 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12216 * tree-predcom.c (set_alias_info): Do not set subvars.
12217 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12218 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12219 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12220 (add_vars_for_offset): Remove.
12221 (add_virtual_operand): Remove special handling of SFTs.
12222 (add_call_clobber_ops): Likewise.
12223 (add_call_read_ops): Likewise.
12224 (get_asm_expr_operands): Likewise.
12225 (get_modify_stmt_operands): Likewise.
12226 (get_expr_operands): Likewise.
12227 (add_to_addressable_set): Likewise.
12228 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12229 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12230 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12231 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12232 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12233 (tree_node_structure): Likewise.
12234 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12236 (find_what_p_points_to): Likewise.
12238 2008-05-08 Sa Liu <saliu@de.ibm.com>
12240 * config/spu/spu.md: Fixed subti3 pattern.
12242 2008-05-08 Richard Guenther <rguenther@suse.de>
12244 PR middle-end/36154
12245 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12246 sure to create a representative for trailing arrays for PTA.
12248 2008-05-08 Richard Guenther <rguenther@suse.de>
12250 PR middle-end/36172
12251 * fold-const.c (operand_equal_p): Two objects which types
12252 differ in pointerness are not equal.
12254 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12256 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12257 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12258 (emit_library_call_value_1): Add new variable fndecl initialized by
12259 NULL_TREE. It should be the decl type of orgfun, but this information
12260 seems not to be available here, so it uses the default calling abi.
12261 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12262 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12263 by TARGET_RETURN_IN_MEMORY.
12264 * config/i386/i386-interix.h: Likewise.
12265 * config/i386/i386.h: Likewise.
12266 * config/i386/i386elf.h: Likewise.
12267 * config/i386/ptx4-i.h: Likewise.
12268 * config/i386/sol2-10.h: Likewise.
12269 * config/i386/sysv4.h: Likewise.
12270 * config/i386/vx-common.h: Likewise.
12271 * config/cris/cris.h: Removed #if 0 clause.
12272 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12273 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12275 (ix86_sol10_return_in_memory): Likewise.
12276 (ix86_i386elf_return_in_memory): New.
12277 (ix86_i386interix_return_in_memory): New.
12278 * config/mt/mt-protos.h (mt_return_in_memory): New.
12279 * config/mt/mt.c: Likewise.
12280 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12281 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12282 * config/bfin/bfin.h: Likewise.
12283 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12285 * config/bfin/bfin.c: Likewise.
12286 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12287 * config/alpha/unicosmk.h: Likewise.
12288 * config/i386/cygming.h: Likewise.
12289 * config/iq2000/iq2000.h: Likewise.
12290 * config/mips/mips.h: Likewise.
12291 * config/mn10300/mn10300.h: Likewise.
12292 * config/rs6000/rs6000.h: Likewise.
12293 * config/score/score.h: Likewise.
12294 * config/spu/spu.h: Likewise.
12295 * config/v850/v850.h: Likewise.
12296 * defaults.h: Likewise.
12297 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12298 * expr.c (emit_block_move): Adjust use of
12299 OUTGOING_REG_PARM_STACK_SPACE.
12300 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12301 OUTGOING_REG_PARM_STACK_SPACE.
12302 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12304 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12306 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12307 on OMP_RETURN for OMP_FOR.
12310 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12311 (fortran_common): New function.
12312 (gen_variable_die): Call fortran_common instead of common_check,
12313 adjust for it returning tree instead of rtx. Formatting.
12315 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12319 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12320 * c-decl.c (merge_decls): Ditto.
12321 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12322 to RTL_CONST_OR_PURE_CALL_P.
12323 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12324 Initialized DECL_LOOPING_CONST_PURE.
12325 (process_call_operands): Set tree_side_effects properly.
12326 * tree.h (TREE_READONLY_DECL_P): Removed.
12327 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12328 (DECL_LOOPING_OR_CONST_P): New macro.
12329 (struct tree_function_decl): Added looping_const_or_pure_p.
12330 (ECF_*) Renumbered.
12331 (ECF_LOOPING_OR_CONST_P): New macro.
12332 * rtlanal.c (pure_const_p): Removed.
12333 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12334 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12335 to RTL_CONST_CALL_P.
12336 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12337 (check_decl, check_tree, check_call, scan_function): Initialize
12339 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12340 (static_execute): Set looping true for recursive functions.
12341 Undo setting state to IPA_NEITHER for recursive functions.
12342 * cse.c (cse_insn):
12343 * ifcvt.c (noce_can_store_speculate_p): Changed
12344 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12345 RTL_CONST_OR_PURE_CALL_P.
12346 * dse.c (scan_insn): Ditto.
12347 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12348 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12349 RTL_CONST_OR_PURE_CALL_P.
12350 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12351 pure_call_p to RTL_CONST_CALL_P.
12352 * gimplify.c (gimplify_call_expr): Clear side effects for
12353 non-looping pure and constant calls.
12354 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12355 (flags_from_decl_or_type): Set ecf flags from decl flags.
12356 (initialize_argument_information): Turn off
12357 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12358 Change const to pure if callee_copies is true rather than just
12360 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12361 way of marking pure calls.
12362 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12363 Remove hack that was supposed to fix pr7335 and remove old
12364 way of marking pure calls.
12365 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12366 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12367 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12368 RTL_CONST_OR_PURE_CALL_P.
12369 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12370 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12371 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12372 * sched-deps.c (schedule_analyze): Ditto.
12373 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12374 return_val field of calls to represent pure and const function info.
12375 (CONST_OR_PURE_CALL_P): Deleted macro.
12376 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12377 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12378 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12380 * tree-optimize.c (execute_fixup_cfg): Added test for
12381 ECF_LOOPING_CONST_OR_PURE.
12382 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12384 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12385 effects for looping pure or const calls.
12386 (verify_gimple_expr): Added verification code.
12387 * config/alpha/alpha.c (alpha_legitimize_address,
12388 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12390 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12391 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12392 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12393 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12394 RTL_CONST_OR_PURE_CALL_P.
12395 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12396 and const calls to be deleted.
12398 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12401 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12402 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12403 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12404 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12405 to handle nonimmediate operands.
12406 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12407 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12408 to handle nonimmediate operands.
12409 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12410 (mmx_pmulhrwv4hi3): New expander. Use
12411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12412 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12413 (sse2_umulv1siv1di3): New expander. Use
12414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12415 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12416 (mmx_eq<mode>3): New expander. Use
12417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12418 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12419 (mmx_uavgv8qi3): New expander. Use
12420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12421 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12422 (mmx_uavgv4hi3): New expander. Use
12423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12425 * config/i386/sse.md
12426 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12427 to handle nonimmediate operands.
12428 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12429 to handle nonimmediate operands.
12430 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12431 to handle nonimmediate operands.
12432 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12433 to handle nonimmediate operands.
12434 (sse2_unpckhpd_exp): New expander. Use
12435 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12436 (sse2_unpcklpd_exp): New expander. Use
12437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12438 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12439 to handle nonimmediate operands.
12440 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12441 to handle nonimmediate operands.
12442 (*sse2_<plusminus_insn><mode>3): Rename from
12443 sse2_<plusminus_insn><mode>3 insn pattern.
12444 (sse2_<plusminus_insn><mode>3): New expander. Use
12445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12446 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12447 (sse2_umulv2siv2di3): New expander. Use
12448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12449 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12450 (sse4_1_mulv2siv2di3): New expander. Use
12451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12452 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12453 (sse2_pmaddwd): New expander. Use
12454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12455 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12456 (sse2_eq<mode>3): New expander. Use
12457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12458 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12459 (sse4_1_eqv2di3): New expander. Use
12460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12461 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12462 (sse2_uavgv16qi3): New expander. Use
12463 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12464 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12465 (sse2_uavgv16qi3): New expander. Use
12466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12467 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12468 (sse2_uavgv8hi3): New expander. Use
12469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12470 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12471 (ssse3_pmulhrswv8hi3): New expander. Use
12472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12473 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12474 (ssse3_pmulhrswv4hi3): New expander. Use
12475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12477 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12478 (<sse>_vmmul<mode>3): Ditto.
12479 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12481 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12482 (ssse3_pmaddubsw): Ditto.
12484 * config/i386/i386.c (struct_builtin_description)
12485 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12486 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12487 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12488 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12489 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12490 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12491 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12492 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12493 (ix86_fixup_binary_operands): Assert that src1
12494 and src2 must have the same mode when swapped.
12495 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12496 and ix86_binary_operator_ok. Do not force operands in registers
12499 2008-05-07 Jan Hubicka <jh@suse.cz>
12501 * cgraph.c (dump_cgraph_node): Update.
12502 * cgraph.h (cgraph_local_info): Break out inline summary.
12503 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12505 * ipa-inline (inline_summary): New accestor function.
12506 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12507 cgraph_decide_inlining, compute_inline_parameters): Update.
12508 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12510 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12512 Cleanup ColdFire scheduling support and add V4 pipeline model.
12514 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12515 (define_attr cpu): Add cfv4 value.
12516 (define_attr type, define_attr type1): Merge into a single 'type'
12517 attribute. Update all uses.
12518 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12519 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12521 (define_attr opx_mem, define_attr opy_mem): Remove.
12522 (define_attr op_mem): Clean up, update comment.
12523 (define_attr size): Use specific values instead of general int.
12524 (define_attr guess, define_attr split): Remove. Update all uses.
12525 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12526 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12527 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12528 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12529 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12530 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12531 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12532 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12533 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12534 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12535 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12536 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12537 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12538 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12539 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12540 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12541 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12542 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12543 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12544 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12545 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12546 Update or set attributes.
12547 (stack_tie): New fake instruction.
12549 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12550 (m68k_sched_attr_size): Update declaration.
12551 (m68k_sched_attr_type2): Remove.
12552 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12553 Declare new bypass predicates.
12555 * config/m68k/m68k.c (m68k_sched_issue_rate,
12556 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12558 (TARGET_SCHED_ISSUE_RATE,
12559 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12560 (override_options): Handle scheduling for ColdFire V4 core.
12561 (m68k_expand_prologue): Emit stack_tie.
12562 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12563 'OP_TYPE_FPN'. Update all uses.
12564 (sched_guess_p): Remove.
12565 (sched_address_type): Handle symbolic addresses.
12566 (sched_get_operand): New static function.
12567 (sched_operand_type): Merge into sched_attr_op_type.
12568 (sched_attr_op_type): Handle FP registers, handle quick constants,
12570 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12571 (m68k_sched_attr_size): Update. Move logic to ...
12572 (sched_get_attr_size_int): New static function.
12573 (sched_get_opxy_mem_type): New static function.
12574 (m68k_sched_attr_op_mem): Update.
12575 (m68k_sched_attr_type2): Remove.
12576 (sched_cfv4_bypass_data): New static variable.
12577 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12578 (m68k_sched_issue_rate): Implement scheduler hook.
12579 (struct _sched_ib: enabled_p): New field.
12580 (m68k_sched_variable_issue): Update. Handle V4.
12581 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12582 sched_dump_class_func_t, sched_dump_split_class,
12583 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12584 sched_dump_dfa_class, m68k_sched_dump): Remove.
12585 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12587 (m68k_sched_init_global): Remove statisctics dumping, introduce
12588 sanity check that all instructions have pipeline reservations. Handle
12590 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12591 Handle ColdFire V4 core.
12592 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12593 New static functions.
12594 (m68k_sched_address_bypass_p): New bypass predicate.
12595 (sched_get_indexed_address_scale): New static function.
12596 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12598 * cf.md: Update comments.
12599 (define_attr type2): Remove. Use 'type' attribute instead.
12601 (cf_ib): Rename to cfv123_ib. Update all uses.
12602 (cf_oep): Rename to cfv123_oep. Update all uses.
12603 (cf_chr): Rename to cfv123_chr. Update all uses.
12604 (cf_mem): Rename to cfv123_mem. Update all uses.
12605 (cf_mac): Move to more appropriate place.
12606 (cfv123_guess): New automaton and cpu_unit.
12607 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12608 Update uses of 'size' attribute. Handle before reload scheduling.
12609 (cfv123_guess): New dummy reservation for unhandled instructions.
12610 (cfv4_*): Pipeline description of ColdFire V4 core.
12611 (ignore): New reservation to handle 'ignore' type.
12613 2008-05-07 Ian Lance Taylor <iant@google.com>
12615 PR middle-end/36013
12616 * gimplify.c (find_single_pointer_decl_1): Don't look through
12618 (find_single_pointer_decl): Adjust comments.
12620 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12622 PR middle-end/36137
12623 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12624 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12626 PR middle-end/36106
12627 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12628 integral type rather than floating point, then VIEW_CONVERT_EXPR
12629 to the floating point type.
12631 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12633 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12634 TFmode op0 to register.
12636 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12638 * c-decl.c (grokdeclarator): Comment typo.
12640 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12642 * tree-flow.h: Remove prototype for computed_goto_p.
12643 * tree-cfg.c (computed_goto_p): Make static.
12645 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12648 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12649 (contains_aligned_value_p): This. Handle _Decimal128.
12650 (ix86_function_arg_boundary): Only align _Decimal128 to its
12651 natural boundary and handle it properly.
12653 2008-05-06 Martin Jambor <mjambor@suse.cz>
12655 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12656 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12657 (ipcp_method_set_orig_node): Removed.
12658 (ipcp_cval_get_cvalue_type): Removed.
12659 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12660 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12661 (ipcp_cval_set_cvalue_type): Removed.
12662 (ipcp_cval_get_cvalue): Removed.
12663 (ipcp_cval_set_cvalue): Removed.
12664 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12665 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12666 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12667 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12668 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12669 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12670 (ipcp_get_ith_lattice): Changed parameters.
12671 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12672 (ipcp_lattice_from_jfunc): Changed parameters.
12673 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12674 (ipcp_method_cval_print): Added temporary variable info.
12675 (ipcp_redirect): Removed already unused local variable caller.
12676 (ipcp_redirect): New temporary variable orig_callee_info
12677 (ipcp_redirect): Removed newly unused local variable callee.
12678 (ipcp_redirect): Removed (a bit confusing) local variable type.
12679 (ipcp_insert_stage): Added local variable info.
12680 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12682 (ipcp_formal_create): Removed.
12683 (ipcp_method_cval_set): Removed.
12684 (ipcp_propagate_stage): Renamed lattice variables.
12685 (ipcp_method_cval_set_cvalue_type): Removed.
12686 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12687 (ipcp_print_all_lattices): Changed printed strings to refer to
12688 lattices rather than cvals.
12689 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12690 (ipcp_propagate_const): Changed formal parameters.
12691 (build_const_val): Changed formal parameters.
12692 (ipcp_insert_stage): Removed useless variable cvalue
12693 (build_const_val): Changed formal parameters.
12694 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12695 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12696 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12697 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12698 (ipcp_print_func_profile_counts): Changed string from "method" to
12700 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12701 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12702 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12703 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12704 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12705 (ipcp_lat_is_const): Changed parameters and made inline.
12706 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12707 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12708 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12709 the predicate condition directly
12710 (ipcp_propagate_stage): Added local variable args. Removed local
12711 variable callee. (Both are mere code simplifications.)
12712 (ipcp_method_dont_insert_const): Renamed to
12713 ipcp_node_not_modifiable_p.
12714 (ipcp_node_not_modifiable_p): Made inline.
12715 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12716 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12717 (ipcp_print_all_lattices): Removed variable cvalue
12718 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12721 2008-05-06 Olivier Hainque <hainque@adacore.com>
12723 * tree-sra.c (try_instantiate_multiple_fields): Early return
12724 if field has POINTER_TYPE.
12726 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12728 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12729 by using 'q' specifier for instruction.
12730 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12732 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12734 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12735 Change mode of zero_extract from QImode to HImode.
12736 (sign bit tests peepholes): (Ditto.).
12738 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/mmx.md: Remove double backslashes from asm templates.
12741 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12742 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12743 to handle nonimmediate operands.
12744 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12745 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12746 to handle nonimmediate operands.
12747 (*mmx_<code>v2sf3_finite): New insn pattern.
12748 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12749 (mmx_<code>v2sf3): New expander. Use
12750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12751 (mmx_<plusminus_insn><mode>3): New expander. Use
12752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12753 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12754 (mmx_add<mode>3): Removed.
12755 (mmx_ssadd<mode>3): Ditto.
12756 (mmx_usadd<mode>3): Ditto.
12757 (mmx_sub<mode>3): Ditto.
12758 (mmx_sssub<mode>3): Ditto.
12759 (mmx_ussub<mode>3): Ditto.
12760 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12761 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12762 to handle nonimmediate operands.
12763 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12765 (mmx_smulv4hi3_highpart): New expander. Use
12766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12767 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12769 (mmx_umulv4hi3_highpart): New expander. Use
12770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12771 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12772 (mmx_<code>v4hi3): New expander. Use
12773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12774 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12775 (mmx_<code>v8qi3): New expander. Use
12776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12777 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12778 (mmx_<code><mode>3): New expander. Use
12779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12781 2008-05-05 Jan Hubicka <jh@suse.cz>
12783 PR tree-optimization/36118
12784 * passes.c (pass_init_dump_file): Fix dump header.
12786 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12788 PR middle-end/36141
12789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12790 VCE for function decls.
12792 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12794 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12796 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12798 * config/i386/i386.md (sat_plusminus): New.
12799 (plusminus_insn): Likewise.
12800 (plusminus_mnemonic): Likewise.
12802 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12803 (*<addsub><mode>3_cc_overflow): Renamed to ...
12804 (*<plusminus_insn><mode>3_cc_overflow): This.
12805 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12806 (*<plusminus_insn>si3_zext_cc_overflow): This.
12808 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12809 (<plusminus_insn><mode>3): This.
12810 (*<addsub><mode>3): Renamed to ...
12811 (*<plusminus_insn><mode>3): This.
12812 (<sse>_vm<addsub><mode>3): Renamed to ...
12813 (<sse>_vm<plusminus_insn><mode>3): This.
12814 (sse3_h<addsub>v4sf3): Renamed to ...
12815 (sse3_h<plusminus_insn>v4sf3): This.
12816 (sse3_h<addsub>v2df3): Renamed to ...
12817 (sse3_h<plusminus_insn>v2df3): This.
12818 (<plusminus_insn><mode>3): New.
12819 (*<plusminus_insn><mode>3): Likewise.
12820 (sse2_<plusminus_insn><mode>3): Likewise.
12821 (add<mode>): Removed.
12822 (*add<mode>3): Likewise.
12823 (sse2_ssadd<mode>3): Likewise.
12824 (sse2_usadd<mode>3): Likewise.
12825 (sub<mode>3): Likewise.
12826 (*sub<mode>3): Likewise.
12827 (sse2_sssub<mode>3): Likewise.
12828 (sse2_ussub<mode>3): Likewise.
12830 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12832 * gthr-single.h: Add in required interface elements as per gthr.h.
12833 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12834 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12835 Generalize UNUSED macro.
12836 (__gthread_once): Add.
12837 (__gthread_key_create): Add.
12838 (__gthread_key_delete): Add.
12839 (__gthread_getspecific): Add.
12840 (__gthread_setspecific): Add.
12842 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12844 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12845 the same size types for the indirect reference on the rhs, then
12848 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12850 * config/i386/i386.md
12851 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12852 one insn template instead of template series.
12853 (*xordi_1_rex64): Ditto.
12854 (*xordi_2_rex64): Ditto.
12856 2008-05-05 Ira Rosen <irar@il.ibm.com>
12858 PR tree-optimization/36119
12859 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12862 2008-06-04 Jan Hubicka <jh@suse.cz>
12864 tree-optimization/36100
12865 * tree-pass.h (pass_O0_always_inline): Declare.
12866 * ipa-inline.c (inline_transform): Remove dead code.
12867 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12868 pass_O0_always_inline): New.
12869 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12871 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12873 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12874 mnemonic in this_param move for TARGET_64BIT.
12876 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12879 (*strmovsi_rex_1): Ditto.
12880 (*strsetsi_1): Ditto.
12881 (*strsetsi_rex_1): Ditto.
12883 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12884 adddicc expanders using SWI mode iterator.
12886 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12889 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12892 2008-05-04 David S. Miller <davem@davemloft.net>
12894 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12895 (sparc*-*-linux*): Use linux.h in tm_file.
12896 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12897 compiler defaulting to 32-bit.
12898 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12900 * config/sparc/linux.h: Remove definitions now obtained
12901 properly from linux.h
12902 * config/sparc/linux64.h: Likewise.
12903 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12904 don't want this setting for 32-bit builds in a biarch compiler.
12905 * doc/install.texi: Add sparc-linux to list of targets
12906 supporting --enable-targets=all.
12908 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12910 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12912 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12914 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12915 after V4SI_FTYPE_V8HI.
12916 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12917 case V4SI_FTYPE_V2DF.
12919 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12921 * doc/invoke.texi (max-flow-memory-locations): Removed.
12922 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12924 2008-05-03 Richard Guenther <rguenther@suse.de>
12926 PR middle-end/34973
12927 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12929 2008-05-02 David S. Miller <davem@davemloft.net>
12931 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12933 2008-05-02 Simon Baldwin <simonb@google.com>
12936 * c-common.h (warn_array_subscript_range): Removed.
12937 * c-common.c (warn_array_subscript_range): Ditto.
12938 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12939 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12941 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12943 * config/i386/i386.c (ix86_special_builtin_type): New.
12944 (bdesc_special_args): Likewise.
12945 (ix86_expand_special_args_builtin): Likewise.
12946 (ix86_init_mmx_sse_builtins): Updated.
12947 (ix86_expand_builtin): Updated.
12948 (ix86_expand_store_builtin): Removed.
12949 (ix86_expand_unop_builtin): Likewise.
12951 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12952 * config/i386/mmintrin.h (__v2sf): Here.
12954 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12956 (_mm_loadl_pi): Likewise.
12957 (_mm_storeh_pi): Replace __v2si with __v2sf.
12958 (_mm_storel_pi): Likewise.
12960 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12961 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12962 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12963 __builtin_ia32_loadlpd.
12965 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12967 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12968 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12969 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12970 (ix86_init_mmx_sse_builtins): Updated.
12971 (ix86_expand_args_builtin): Likewise.
12972 (ix86_expand_builtin): Likewise.
12973 (ix86_expand_unop1_builtin): Renamed to ...
12974 (ix86_expand_unop_vec_merge_builtin): This.
12976 2008-05-01 Jan Hubicka <jh@suse.cz>
12979 * ipa-inline.c (inline_generate_summary): Make static.
12980 (inline_transform): Do not call inlining at -O0; make static.
12981 * passes.c (execute_todo): Add sanity check.
12982 (execute_one_ipa_transform_pass): Execute proper flags.
12984 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12986 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12987 (DECL_NONADDRESSABLE_P): Likewise.
12988 * alias.c (record_component_aliases): Fix comment.
12990 2008-05-01 Simon Baldwin <simonb@google.com>
12992 * c-common.h (warn_array_subscript_range): New function.
12993 * c-common.c (warn_array_subscript_range): Ditto.
12994 * tree-vrp.c (check_array_ref): Corrected code to agree with
12995 comment, ignoring only arrays of size 0 or size 1.
12996 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12998 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13000 * config/i386/i386.c (ix86_builtin_type): Replace
13001 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13002 (bdesc_args): Updated.
13003 (ix86_init_mmx_sse_builtins): Likewise.
13004 (ix86_expand_args_builtin): Likewise.
13006 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13009 * doc/extend.texi: Correct __builtin_ia32_palignr.
13011 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13014 * config/i386/i386.c (bdesc_crc32): Removed.
13015 (ix86_expand_crc32): Likewise.
13016 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13017 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13018 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13019 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13020 UINT_FTYPE_UINT_UCHAR.
13021 (bdesc_args): Updated. Add crc32 builtins.
13022 (ix86_init_mmx_sse_builtins): Updated.
13023 (ix86_expand_args_builtin): Updated to support subreg.
13025 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13027 2008-05-01 Jan Hubicka <jh@suse.cz>
13029 * tree-pass.h (opt_pass): Add IPA_PASS.
13030 (varpool_node, cgraph_node): Forward declare.
13031 (ipa_opt_pass): Define.
13032 (pass_ipa_inline): Turn into ipa_opt_pass.
13033 (pass_apply_inline): Remove.
13034 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13035 (apply_inline): Turn into ....
13036 (inline_transform): ... this one.
13037 (inline_generate_summary): New function.
13038 (pass_apply_inline): Remove.
13039 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13041 (struct function): Add ipa_transforms_to_apply.
13042 * passes.c (register_one_dump_file): Work on IPA_PASS.
13043 (init_optimization_passes): Remove pass_inline_parameters and
13045 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13046 (execute_one_pass) ... here; apply transforms when possible.
13047 (add_ipa_transform_pass, execute_ipa_summary_asses,
13048 execute_one_ipa_transform_pass): New.
13049 (execute_ipa_pass_list): Update for IPA_PASS type.
13051 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13053 * config/i386/i386.c (ix86_builtin_type): Add
13054 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13055 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13056 (bdesc_args): Add SSE4a builtins.
13057 (ix86_init_mmx_sse_builtins): Updated.
13058 (ix86_expand_args_builtin): Likewise.
13059 (ix86_expand_builtin): Likewise.
13061 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13063 * config/i386/i386.c (ix86_builtin_type): Add
13064 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13065 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13066 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13067 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13068 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13069 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13070 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13071 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13072 and DI_FTYPE_DI_DI_INT.
13073 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13074 (ix86_init_mmx_sse_builtins): Updated.
13075 (ix86_expand_args_builtin): Likewise.
13076 (ix86_expand_builtin): Likewise.
13077 (ix86_expand_binop_imm_builtin): Removed.
13079 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13081 2008-04-30 Richard Guenther <rguenther@suse.de>
13083 PR tree-optimization/32921
13084 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13086 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13088 * config/arm/arm.c (arm_unwind_emit): Use
13089 crtl->all_throwers_are_sibcalls instead of
13090 cfun->all_throwers_are_sibcalls.
13091 (arm_output_fn_unwind): Likewise.
13092 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13093 instead of cfun->uses_pic_offset_table.
13094 (frv_expand_prologue): Likewise.
13095 (frv_frame_pointer_required): Likewise.
13096 (frv_expand_fdpic_call): Likewise.
13097 (frv_emit_movsi): Likewise.
13098 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13099 cfun->returns_pcc_struct instead of
13100 current_function_returns_pcc_struct.
13101 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13102 instead of cfun->calls_eh_return.
13103 (m32c_pushm_popm): Likewise.
13104 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13105 "extern" declaration.
13107 2008-04-30 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/21636
13110 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13112 (evaluate_stmt): Print the likely value.
13113 (ccp_visit_stmt): Avoid excessive vertical spacing.
13115 2008-04-30 Rafael Espindola <espindola@google.com>
13117 * builtins.c (fold_call_expr): Return realret.
13118 * tree-ssa-threadedge.c
13119 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13120 __builtin_object_size.
13122 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13124 * gcc.c (wrapper_string): New variable.
13125 (insert_wrapper): New function.
13126 (execute): New option -wrapper.
13127 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13129 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13131 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13132 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13133 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13135 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13136 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13137 config/rs6000/e500crtres64gprctr.asm,
13138 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13139 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13140 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13141 config/rs6000/e500crtsav64gprctr.asm,
13142 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13143 config/rs6000/e500crtsavg64gprctr.asm: New files.
13144 * config/rs6000/t-ppccomm: Add build rules for new files.
13145 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13146 * config/rs6000/t-netbsd: Add build rules for new files.
13147 (LIB2FUNCS_STATIC_EXTRA): New variable.
13148 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13149 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13150 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13152 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13154 * config/i386/i386.c (ix86_builtin_type): Add
13155 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13156 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13157 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13158 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13159 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13160 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13161 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13162 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13163 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13164 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13165 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13166 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13167 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13168 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13169 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13170 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13171 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13172 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13173 V1DI_FTYPE_V2SI_V2SI.
13174 (bdesc_2arg): Moved to ...
13175 (bdesc_args): Here.
13176 (ix86_init_mmx_sse_builtins): Updated.
13177 (ix86_expand_args_builtin): Updated. Take a pointer
13178 to const struct builtin_description. Handle comparison
13180 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13181 (ix86_expand_builtin): Updated.
13183 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13184 (ssse3_pmaddubsw128): This.
13185 (ssse3_pmaddubswv4hi3): Renamed to ...
13186 (ssse3_pmaddubsw): This.
13188 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13189 (__builtin_ia32_packssdw128): Likewise.
13190 (__builtin_ia32_packuswb128): Likewise.
13191 (__builtin_ia32_pmaddubsw): Likewise.
13192 (__builtin_ia32_pmaddubsw128): Likewise.
13194 2008-04-30 Richard Guenther <rguenther@suse.de>
13196 PR tree-optimization/14847
13197 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13198 (recognize_bits_test): Use it.
13199 (recognize_single_bit_test): Likewise.
13201 2008-04-30 Martin Jambor <mjambor@suse.cz>
13203 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13204 instead of setting number of formal parameters to zero.
13205 (ipcp_init_stage): Do not set the number of actual parameters to zero
13207 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13208 which are called with variable number of arguments.
13209 (ipcp_insert_stage): Explicitely skipping all nodes which are
13210 called with variable number of arguments.
13211 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13212 number of parameters.
13214 * ipa-prop.h (struct ipa_node_params): Added flag
13215 called_with_var_arguments
13216 (ipa_set_param_count): Added. Changed sole setter to use it.
13217 (ipa_get_param_count): Added. All readers of param_count
13218 converted to use it instead.
13219 (ipa_set_called_with_variable_arg): Added.
13220 (ipa_is_called_with_var_arguments): Added.
13221 (ipa_get_ith_param): Added. All readers of param_decls converted
13223 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13225 (ipa_get_cs_argument_count): Added, all readers of argument_count
13227 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13230 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13231 (struct ipcp_lattice): Renamed cval_type to type
13232 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13234 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13235 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13236 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13237 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13238 (build_const_val): Changed the type of parameter cvalue to tree
13239 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13240 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13242 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13245 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13246 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13247 (ipa_add_method): Renamed to ipa_push_func_to_list
13248 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13249 (ipa_callsite_param_count): Removed.
13250 (ipa_callsite_param_count_set): Removed.
13251 (ipa_callsite_param): Removed.
13252 (ipa_callsite_callee): Removed.
13253 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13254 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13255 (ipa_method_formal_count): Removed.
13256 (ipa_method_formal_count_set): Removed.
13257 (ipa_method_get_tree): Removed.
13258 (ipa_method_tree_map_create): Removed.
13259 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13260 (ipa_create_param_decls_array): Creates the array itself
13261 (ipa_create_param_decls_array): Temporary variable info instead of
13262 a few dereferences.
13263 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13264 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13265 (get_type): Removed.
13266 (ipa_jf_get_info_type): Removed.
13267 (ipa_node_create): Renamed to ipa_create_node_params
13268 (ipa_free): Renamed to ipa_free_all_node_params
13269 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13270 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13271 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13272 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13273 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13274 ipa_free_all_edge_args
13275 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13276 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13277 (ipa_create_methodlist_node): Removed.
13278 (ipa_methodlist_method): Removed.
13279 (ipa_methodlist_method_set): Removed.
13280 (ipa_methodlist_next_method): Removed.
13281 (ipa_methodlist_next_method_set): Removed.
13282 (ipa_method_is_modified): Removed.
13283 (ipa_method_modify_create): Removed.
13284 (ipa_method_modify_init): Temporary variable info instead of a few
13286 (ipa_detect_param_modifications): Temporary variable info instead of
13287 a few dereferences.
13288 (ipa_compute_jump_functions): Temporary variable info instead of
13289 a few dereferences.
13290 (ipa_method_modify_set): Removed.
13291 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13292 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13293 than craph_node as the first parameter.
13294 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13295 (ipa_method_modify_init): Removed.
13296 (ipa_compute_jump_functions): Added a temp variable instead of
13297 repeatadly dereferencing the cgraph_edge.aux pointer
13298 (ipa_callsite_param_set_type): Removed.
13299 (ipa_compute_jump_functions): i renamed to index and moved to
13301 (ipa_callsite_param_set_info_type_formal): Removed.
13302 (ipa_callsite_param_set_info_type): Removed.
13303 (ipa_callsite_param_map_create): Removed.
13304 (ipa_callsite_tree): Removed.
13305 (ipa_callsite_caller): Removed.
13306 (ipa_pop_func_from_list): return_method removed to return_func
13308 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13309 prefixed all values with IPA_. Changed all users.
13310 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13311 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13312 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13313 (union parameter_info): Renamed to jump_func_value.
13314 (union jump_func_value): Renamed value to constant
13315 (struct ipa_jump_func): Renamed info_type to value
13316 (struct ipa_node): Renamed to ipa_node_params
13317 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13318 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13319 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13320 (struct ipa_edge): Renamed to ipa_edge_args
13321 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13322 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13323 (struct ipa_methodlist): Renamed to ipa_func_list
13324 (struct ipa_func_list): method_p renamed to node, next_method
13326 (ipa_methodlist_p): Removed, switched all users to struct pointer
13327 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13329 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13331 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13332 (rs6000_emit_epilogue): Use backchain to restore only when we
13333 have a large frame. Make use of frame pointer to restore if we
13334 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13336 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13338 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13339 Add mode to zero_extract.
13340 (sign bit tests peepholes): (Ditto.).
13342 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13344 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13345 Instructions in comments with SSE3.
13346 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13347 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13348 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13349 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13350 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13351 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13352 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13353 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13354 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13355 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13356 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13357 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13358 (bdesc_sse_args): Renamed to ...
13359 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13360 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13361 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13362 IX86_BUILTIN_FABSQ.
13363 (bdesc_1arg): Moved to ...
13364 (bdesc_args): Here.
13365 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13366 Instructions in comments with SSE3.
13367 (ix86_expand_sse_operands_builtin): Renamed to ...
13368 (ix86_expand_args_builtin): This. Updated.
13369 (ix86_expand_unop1_builtin): Update comments.
13370 (ix86_expand_builtin): Updated.
13372 2008-04-29 Richard Guenther <rguenther@suse.de>
13374 PR tree-optimization/36078
13375 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13376 Update virtual SSA form after cleaning up the CFG.
13378 2008-04-29 Richard Guenther <rguenther@suse.de>
13380 PR middle-end/15255
13381 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13383 2008-04-29 Richard Guenther <rguenther@suse.de>
13385 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13386 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13387 (compute_flow_insensitive_aliasing): Do not treat
13388 PTR_IS_REF_ALL pointers special.
13389 (get_smt_for): Likewise.
13390 (may_alias_p): Re-structure.
13391 (is_escape_site): A ref-all pointer conversion is not an escape site.
13392 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13393 PTR_IS_REF_ALL pointers special.
13394 * tree-ssa-structalias.h (struct alias_info): Remove
13395 ref_all_symbol_mem_tag field.
13396 (PTR_IS_REF_ALL): Remove.
13398 2008-04-29 Richard Guenther <rguenther@suse.de>
13400 PR middle-end/36077
13401 * fold-const.c (extract_muldiv_1): In combining division constants
13402 make sure to never overflow.
13404 2008-04-29 Nick Clifton <nickc@redhat.com>
13406 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13408 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13411 * optc-gen.awk: Work around HP-UX/IA awk bug.
13413 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13415 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13418 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13421 * config/i386/i386.md
13422 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13423 Change operand 1 predicate to nonimmediate_operand.
13425 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13428 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13430 * gengtype.c (walk_type, write_func_for_structure): Handle
13432 * doc/gty.texi: Document chain_circular.
13434 2008-04-28 Richard Guenther <rguenther@suse.de>
13436 PR tree-optimization/36066
13437 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13440 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13443 * config/i386/i386.md
13444 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13445 Use match_scratch instead of match_operand for operands 3 and 4.
13447 2008-04-27 Richard Guenther <rguenther@suse.de>
13449 PR tree-optimization/18754
13450 PR tree-optimization/34223
13451 * tree-pass.h (pass_complete_unrolli): Declare.
13452 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13453 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13454 Rewrite loop into loop closed SSA form if it is not already.
13455 (tree_unroll_loops_completely): Re-structure to iterate over
13456 innermost loops with intermediate CFG cleanups.
13457 Unroll outermost loops only if requested or the code does not grow
13459 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13460 loops are available.
13461 (tree_vectorize): Instead do so here.
13462 (tree_complete_unroll): Also unroll outermost loops.
13463 (tree_complete_unroll_inner): New function.
13464 (gate_tree_complete_unroll_inner): Likewise.
13465 (pass_complete_unrolli): New pass.
13466 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13467 uses outside of the loop.
13468 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13469 form if it is available.
13470 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13471 * passes.c (init_optimization_passes): Schedule complete inner
13472 loop unrolling pass before the first CCP pass after final inlining.
13474 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13476 * targhooks.h (default_emutls_var_fields,
13477 default_emutls_var_init): Declare.
13478 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13479 * target.h (struct gcc_target): Add struct emutls member.
13480 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13481 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13482 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13483 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13484 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13485 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13486 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13487 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13488 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13489 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13490 emit debug information.
13491 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13492 * varasm.c: Include targhooks.h.
13493 (emutls_object_section, emutls_tmpl_section): New.
13494 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13495 (EMUTLS_SEPARATOR): New.
13496 (prefix_name): New.
13497 (get_emutls_object_name): New.
13498 (default_emutls_var_fields): New, broken out of ...
13499 (get_emutls_object_type): ... here. Adjust to use target hooks.
13500 (get_emutls_init_templ_addr): Adjust to use target hooks.
13501 (emutls_decl): Adjust to use target hooks.
13502 (emutls_finish): Likewise.
13503 (default_emutls_var_init): New, broken out of ...
13504 (assemble_variable): ... here. Adjust to use target hooks.
13505 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13506 SECCAT_EMUTLS_TMPL.
13507 * c-common.c (handle_section_attribute): Prevent overriding
13508 sections for emulated tls with special sections.
13509 * config/i386/i386.c (x86_64_elf_select_section): Add
13510 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13511 (x86_64_elf_unique_section): Likewise.
13512 * config/vxworks.c: Include tree.h.
13513 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13514 (vxworks_override_options): Set TLS scheme.
13515 * doc/tm.texi (Emulated TLS): New node.
13517 2008-04-26 Simon Baldwin <simonb@google.com>
13520 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13521 with propagated string constants.
13523 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13525 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13526 constraint for operand 2 when operand 0 is memory operand.
13527 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13528 operand 0 is memory operand.
13529 (fix_trunc<mode>_i387_with_temp): Ditto.
13530 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13531 operand 2 when operand 1 is memory operand.
13532 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13533 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13534 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13535 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13536 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13537 operands 2,3 and 4 when operand 1 is memory operand.
13538 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13540 (fistdi2_floor_with_temp): Ditto.
13541 (fist<mode>2_floor_with_temp): Ditto.
13542 (fistdi2_ceil_with_temp): Ditto.
13543 (fist<mode>2_ceil_with_temp): Ditto.
13544 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13546 2008-04-26 David Daney <ddaney@avtrex.com>
13548 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13550 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13551 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13552 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13553 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13554 (compare_and_swap_12): New insn.
13555 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13556 * config/mips/mips.c (mips_force_binary): New function.
13557 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13558 (mips_expand_compare_and_swap_12): New function.
13559 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13561 2008-04-25 Jan Hubicka <jh@suse.cz>
13564 * cfgexpand.c (pass_expand): Turn into RTL pass.
13565 * passes.c (execute_one_pass): Do pass typechecking after execution.
13566 * tree-pass.h (pass_expand): Turn into RTL pass.
13568 * function.h (struct rtl_data): Move here fields
13569 accesses_prior_frames, calls_eh_return, saves_all_registers,
13570 has_nonlocal_goto, has_asm_statement, is_thunk,
13571 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13572 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13573 arg_pointer_save_area_init from struct function; turn into bool.
13574 (struct function): Move
13575 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13576 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13577 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13578 tail_call_emit, arg_pointer_save_area_init
13579 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13580 (current_function_returns_struct, current_function_returns_pcc_struct,
13581 current_function_calls_setjmp, current_function_calls_alloca,
13582 current_function_accesses_prior_frames,
13583 current_function_calls_eh_return, current_function_is_thunk,
13584 current_function_stdarg, current_function_profile,
13585 current_function_limit_stack, current_function_uses_pic_offset_table,
13586 current_function_uses_const_pool, current_function_has_nonlocal_label,
13587 current_function_saves_all_registers,
13588 current_function_has_nonlocal_goto,
13589 current_function_has_asm_statement): Remove accesor macros.
13590 * ra-conflict.c (global_conflicts): Update.
13591 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13592 (suitable_for_tail_call_opt_p): Update.
13593 * builtins.c (expand_builtin_return_addr): Update.
13594 (expand_builtin_setjmp_setup): Update.
13595 (expand_builtin_nonlocal_goto): Update.
13596 * final.c (final_start_function): Update.
13597 (profile_function): Update.
13598 (leaf_function_p): Update.
13599 (only_leaf_regs_used): Update.
13600 * df-scan.c (df_get_exit_block_use_set): Update.
13601 * dojump.c (clear_pending_stack_adjust): Update.
13602 * tree-stdarg.c (gate_optimize_stdarg): Update.
13603 * gimple-low.c (lower_function_body): Update.
13604 * global.c (compute_regsets): Update.
13605 (global_alloc): Update.
13606 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13607 * expr.c (expand_assignment): Update.
13608 * dse.c (dse_step0): Update.
13609 (dse_step1): Update.
13610 * c-decl.c (store_parm_decls): Update.
13611 * local-alloc.c (combine_regs): Update.
13612 (find_free_reg): Update.
13613 * function.c (assign_parms_augmented_arg_list): Update.
13614 (assign_parm_find_data_types): Update.
13615 (assign_parms): Update.
13616 (allocate_struct_function): Update.
13617 (expand_function_start): Update.
13618 (expand_function_end): Update.
13619 (get_arg_pointer_save_area): Update.
13620 (thread_prologue_and_epilogue_insns): Update.
13621 (rest_of_match_asm_constraints): Update.
13622 * stor-layout.c (variable_size): Update.
13623 * gcse.c (gcse_main): Update.
13624 (bypass_jumps): Update.
13625 * gimplify.c (gimplify_function_tree): Update.
13626 * calls.c (emit_call_1): Update.
13627 (expand_call): Update.
13628 * bt-load.c (compute_defs_uses_and_gen): Update.
13629 * except.c (sjlj_assign_call_site_values): Update.
13630 (sjlj_emit_function_enter): Update.
13631 (can_throw_external): Update.
13632 (set_nothrow_function_flags): Update.
13633 (expand_builtin_unwind_init): Update.
13634 (expand_eh_return): Update.
13635 (convert_to_eh_region_ranges): Update.
13636 (output_function_exception_table): Update.
13637 * emit-rtl.c (gen_tmp_stack_mem): Update.
13638 * cfgexpand.c (expand_used_vars): Update.
13639 (tree_expand_cfg): Update.
13640 * cfgcleanup.c (rest_of_handle_jump): Update.
13641 * explow.c (allocate_dynamic_stack_space): Update.
13642 * varasm.c (assemble_start_function): Update.
13643 (force_const_mem): Update.
13644 (mark_constant_pool): Update.
13645 * tree-optimize.c (tree_rest_of_compilation): Update.
13646 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13647 * tree-cfg.c (notice_special_calls): Update.
13648 (is_ctrl_altering_stmt): Update.
13649 (tree_can_make_abnormal_goto): Update.
13650 (tree_purge_dead_abnormal_call_edges): Update.
13651 * config/alpha/predicates.md: Update.
13652 * config/alpha/alpha.c (alpha_sa_mask): Update.
13653 (alpha_sa_size): Update.
13654 (alpha_does_function_need_gp): Update.
13655 (alpha_expand_prologue): Update.
13656 (alpha_start_function): Update.
13657 (alpha_output_function_end_prologue): Update.
13658 (alpha_expand_epilogue): Update.
13659 * config/frv/frv.c (frv_stack_info): Update.
13660 (frv_expand_epilogue): Update.
13661 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13662 (s390_register_info): Update.
13663 (s390_frame_info): Update.
13664 (s390_init_frame_layout): Update.
13665 (s390_can_eliminate): Update.
13666 (save_gprs): Update.
13667 * config/spu/spu.c (spu_split_immediate): Update.
13668 (need_to_save_reg): Update.
13669 (spu_expand_prologue): Update.
13670 (spu_expand_epilogue): Update.
13671 * config/sparc/sparc.md: Update.
13672 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13673 (sparc_tls_got): Update.
13674 (legitimize_pic_address): Update.
13675 (sparc_emit_call_insn): Update.
13676 (sparc_expand_prologue): Update.
13677 (output_return): Update.
13678 (print_operand): Update.
13679 (sparc_function_ok_for_sibcall): Update.
13680 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13681 * config/m32r/m32r.md: Update.
13682 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13683 (m32r_compute_frame_size): Update.
13684 (m32r_expand_prologue): Update.
13685 (m32r_expand_epilogue): Update.
13686 (m32r_legitimize_pic_address): Update.
13687 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13688 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13689 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13690 (gen_push): Update.
13691 (ix86_save_reg): Update.
13692 (ix86_compute_frame_layout): Update.
13693 (ix86_expand_prologue): Update.
13694 (ix86_expand_epilogue): Update.
13695 * config/sh/sh.c (output_stack_adjust): Update.
13696 (calc_live_regs): Update.
13697 (sh5_schedule_saves): Update.
13698 (sh_expand_prologue): Update.
13699 (sh_expand_epilogue): Update.
13700 (sh_setup_incoming_varargs): Update.
13701 (sh_allocate_initial_value): Update.
13702 (sh_get_pr_initial_val): Update.
13703 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13704 * config/sh/sh.md (label:): Update.
13705 * config/avr/avr.c (out_movhi_mr_r): Update.
13706 * config/crx/crx.h (enum): Update.
13707 * config/xtensa/xtensa.h (along): Update.
13708 * config/stormy16/stormy16.c Update.
13709 (xstormy16_compute_stack_layout): Update.
13710 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13711 (fr30_expand_prologue): Update.
13712 * config/cris/cris.c (cris_conditional_register_usage): Update.
13713 (cris_reg_saved_in_regsave_area): Update.
13714 (cris_initial_frame_pointer_offset): Update.
13715 (cris_simple_epilogue): Update.
13716 (cris_expand_prologue): Update.
13717 (cris_expand_epilogue): Update.
13718 (cris_expand_pic_call_address): Update.
13719 (cris_asm_output_symbol_ref): Update.
13720 (cris_asm_output_label_ref): Update.
13721 * config/cris/cris.md Update.
13722 * config/iq2000/iq2000.c (compute_frame_size): Update.
13723 (iq2000_expand_epilogue): Update.
13724 * config/mt/mt.h (save_direction): Update.
13725 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13726 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13727 (ia64_secondary_reload_class): Update.
13728 * config/m68k/m68k.c (m68k_save_reg): Update.
13729 (m68k_expand_prologue): Update.
13730 (m68k_expand_epilogue): Update.
13731 (legitimize_pic_address): Update.
13732 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13733 (first_reg_to_save): Update.
13734 (first_altivec_reg_to_save): Update.
13735 (compute_vrsave_mask): Update.
13736 (compute_save_world_info): Update.
13737 (rs6000_stack_info): Update.
13738 (spe_func_has_64bit_regs_p): Update.
13739 (rs6000_ra_ever_killed): Update.
13740 (rs6000_emit_eh_reg_restore): Update.
13741 (rs6000_emit_allocate_stack): Update.
13742 (rs6000_emit_prologue): Update.
13743 (rs6000_emit_epilogue): Update.
13744 (rs6000_output_function_epilogue): Update.
13745 (output_profile_hook): Update.
13746 (rs6000_elf_declare_function_name): Update.
13747 * config/rs6000/rs6000.h (rs6000_args): Update.
13748 * config/rs6000/rs6000.md: Update.
13749 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13750 * config/arc/arc.c (arc_output_function_epilogue): Update.
13751 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13752 * config/darwin.c (machopic_function_base_name): Update.
13753 * config/score/score3.c (score3_compute_frame_size): Update.
13756 (score3_epilogue): Update.
13757 * config/score/score7.c (score7_compute_frame_size): Update.
13758 (score7_prologue): Update.
13759 (score7_epilogue): Update.
13760 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13761 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13762 * config/arm/arm.c (use_return_insn): Update.
13763 (require_pic_register): Update.
13764 (arm_load_pic_register): Update.
13765 (arm_compute_save_reg0_reg12_mask): Update.
13766 (arm_compute_save_reg_mask): Update.
13767 (thumb1_compute_save_reg_mask): Update.
13768 (output_return_instruction): Update.
13769 (arm_output_function_prologue): Update.
13770 (arm_output_epilogue): Update.
13771 (arm_get_frame_offsets): Update.
13772 (arm_expand_prologue): Update.
13773 (thumb_pushpop): Update.
13774 (thumb_exit): Update.
13775 (thumb1_expand_prologue): Update.
13776 (thumb1_expand_epilogue): Update.
13777 (arm_unwind_emit): Update.
13778 (arm_output_fn_unwind): Update.
13779 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13780 * config/arm/arm.md: Update.
13781 * config/pa/pa.md: Update.
13782 * config/pa/pa.c (legitimize_pic_address): Update.
13783 (compute_frame_size): Update.
13784 (hppa_expand_prologue): Update.
13785 (hppa_expand_epilogue): Update.
13786 (borx_reg_operand): Update.
13787 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13788 (HARD_REGNO_RENAME_OK): Update.
13789 * config/mips/mips.c (mips_global_pointer): Update.
13790 (mips_save_reg_p): Update.
13791 (mips_compute_frame_info): Update.
13792 (mips_frame_pointer_required): Update.
13793 (mips_expand_prologue): Update.
13794 (mips_expand_epilogue): Update.
13795 (mips_can_use_return_insn): Update.
13796 (mips_reorg_process_insns): Update.
13797 * config/v850/v850.c (compute_register_save_size): Update.
13798 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13799 * config/mmix/mmix.c (along): Update.
13800 (mmix_expand_epilogue): Update.
13801 * config/bfin/bfin.c (legitimize_pic_address): Update.
13802 (must_save_p): Update.
13803 (stack_frame_needed_p): Update.
13804 (add_to_reg): Update.
13805 (bfin_expand_prologue): Update.
13806 * stmt.c (expand_asm_operands): Update.
13807 * reload1.c (reload): Update.
13808 (init_elim_table): Update.
13810 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13812 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13814 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13816 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13817 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13818 (mov<mode>): Removed.
13819 (*movv4sf_internal): Likewise.
13820 (*movv2df_internal): Likewise.
13822 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13824 * config.gcc (crx-*-elf): Remove deprecation.
13826 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13828 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13829 __gcc_deregister_frame with atexit.
13830 (deregister_frame_dtor): Remove.
13832 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13833 Nathan Sidwell <nathan@codesourcery.com>
13835 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13837 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13838 (rs6000_isel): Likewise.
13839 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13840 (rs6000_isel): New variable.
13841 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13843 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13846 * c-common.c (handle_vector_size_attribute): Call
13847 lang_hooks.types.reconstruct_complex_type instead of
13848 reconstruct_complex_type.
13849 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13850 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13851 * langhooks.h (struct lang_hooks_for_types): Add
13852 reconstruct_complex_type hook.
13853 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13854 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13856 2008-04-24 Richard Guenther <rguenther@suse.de>
13858 * c-common.h (check_builtin_function_arguments): Declare.
13859 * c-common.c (validate_nargs): New function.
13860 (check_builtin_function_arguments): Likewise.
13861 * c-typeck.c (build_function_call): Call
13862 check_builtin_function_arguments.
13863 * builtins.c (fold_builtin_classify): Remove error reporting code.
13864 (fold_builtin_unordered_cmp): Likewise.
13865 (fold_builtin_1): Likewise.
13866 (fold_builtin_n): Likewise.
13868 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13870 PR tree-optimization/36008
13871 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13872 the original op1, rather than delta by step.
13874 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13875 Sebastian Pop <sebastian.pop@amd.com>
13877 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13878 eliminate_local_variables_stmt, eliminate_local_variables,
13879 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13880 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13881 of code delimited by two edges in the CFG.
13882 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13883 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13884 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13885 the case of parallelisation of reductions.
13886 (expr_invariant_in_region_p): New.
13888 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13889 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13891 2008-04-24 Ira Rosen <irar@il.ibm.com>
13892 Richard Guenther <rguenther@suse.de>
13894 PR tree-optimization/36034
13895 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13896 incapable of dealing with loads with gaps.
13898 2008-04-24 Rafael Espindola <espindola@google.com>
13900 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13901 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13902 vrp_evaluate_conditional.
13903 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13904 (vrp_evaluate_conditional): Split the cond argument.
13905 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13906 (simplify_stmt_for_jump_threading): Update call to
13907 vrp_evaluate_conditional.
13909 2008-04-24 Ira Rosen <irar@il.ibm.com>
13911 PR tree-optimization/35982
13912 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13913 interleaved data-refs are of the same type.
13915 2008-04-24 Danny Smith <dannysmith@users.net>
13917 * c-format.c (check_format_info_main): Use strncmp rather than a
13918 magic prefix to handle multichar length specs.
13919 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13920 Don't prefix "I64" and "I32" with '\0'.
13922 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13925 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13926 in registers for -m32 only if stdarg_p (fntype).
13928 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13930 PR rtl-optimization/36006
13931 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13932 temp to op0 in order to avoid invalid rtx sharing.
13934 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13936 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13937 check TREE_INVARIANT.
13938 * tree-gimple.c (is_gimple_address): New.
13939 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13940 * tree-gimple.h (is_gimple_address): New.
13941 * tree.h (decl_address_invariant_p): New.
13942 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13943 (build_string): Likewise.
13944 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13945 (tree_invariant_p_1): Likewise.
13946 (save_expr): Use it.
13947 (tree_invariant_p): New.
13948 (skip_simple_arithmetic): Use it.
13949 (stabilize_reference_1): Use it.
13950 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13952 (build1_stat): Drop code to compute TREE_INVARIANT.
13953 (build2_stat): Drop code to compute TREE_INVARIANT.
13954 (build3_stat): Drop code to compute TREE_INVARIANT.
13955 (build4_stat): Drop code to compute TREE_INVARIANT.
13956 (build5_stat): Drop code to compute TREE_INVARIANT.
13957 (build7_stat): Drop code to compute TREE_INVARIANT.
13958 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13959 * tree.h (struct tree_base): Remove invariant_flag.
13960 (TREE_INVARIANT): Remove.
13961 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13962 (fold_builtin_expect): Check TREE_CONSTANT.
13963 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13964 * c-tree.h (c_expr_to_decl): Drop third parameter.
13965 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13966 (build_c_cast): Don't set TREE_INVARIANT.
13967 (pop_init_level): Don't set TREE_INVARIANT.
13968 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13969 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13971 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13972 (gimplify_addr_expr): Adjust comment.
13973 * tree-mudflap.c (mf_build_string):
13974 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13975 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13976 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13977 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13978 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13979 * langhooks.h (struct lang_hooks): Drop third parameter from
13982 2008-04-23 Richard Guenther <rguenther@suse.de>
13984 PR tree-optimization/27799
13985 PR tree-optimization/32921
13986 PR tree-optimization/32624
13987 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13988 SMTs aliases and the tag itself into the solution.
13989 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13990 merge the points-to solution back into the SMT aliases.
13991 (may_alias_p): Use alias_set_subset_of instead of
13992 aliases_conflict_p. A pointer which points to
13993 memory with alias set zero may access any variable.
13995 2008-04-23 Richard Guenther <rguenther@suse.de>
13997 * alias.c (alias_set_subset_of): Correctly handle asking
13998 if zero is a subset of an alias set with zero child.
13999 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14000 (compute_flow_insensitive_aliasing): Correctly walk all
14001 pointers. Do not unnecessarily union sets.
14003 2008-04-23 Richard Guenther <rguenther@suse.de>
14005 PR middle-end/36021
14006 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14008 2008-04-22 Tomas Bily <tbily@suse.cz>
14010 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14012 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14014 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14015 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14016 * tree-inline.c (estimate_num_insns_1): Likewise.
14017 * varasm.c (const_hash_1, compare_constant, copy_constant)
14018 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14019 * emit-rtl.c (component_ref_for_mem_expr)
14020 (set_mem_attributes_minus_bitpos): Likewise.
14021 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14022 (is_aligning_offset): Likewise.
14023 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14024 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14025 * dojump.c (do_jump): Likewise.
14026 * builtins.c (get_pointer_alignment, get_memory_rtx)
14027 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14028 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14030 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14032 PR rtl-optimization/36017
14033 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14034 expanding the library call.
14036 2008-04-22 Ian Lance Taylor <iant@google.com>
14038 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14039 than size_in_bytes.
14041 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14043 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14044 of LR/CTR moves for Power6.
14046 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14048 PR middle-end/36003
14049 * passes.c (init_optimization_passes): Remove
14050 pass_fast_rtl_byte_dce.
14052 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14055 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14056 builtin functions to generate faster code.
14057 (_mm_cvtpu16_ps): Ditto.
14058 (_mm_cvtpi32x2_ps): Ditto.
14060 2008-04-22 Nick Clifton <nickc@redhat.com>
14062 * common.opt (ftree-loop-distribution): Add Optimization
14065 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14066 (frv_expand_builtin_va_start): Likewise.
14068 * config/arm/arm.c (thumb_find_work_register): Fix location of
14069 argument register count.
14071 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14073 Support scheduling for ColdFire V1 and V3 microarchitecture.
14074 Improve scheduling of multiplication instructions.
14076 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14077 (mac): New instruction attribute.
14078 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14079 (m68k_sched_mac): New variable.
14080 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14081 Handle cfv1 and cfv3.
14082 (max_insn_size): New static variable.
14083 (struct _sched_ib): New type.
14084 (sched_ib): New static variable.
14085 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14086 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14087 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14089 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14090 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14091 new variables. Update.
14092 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14093 Add modeling of cfv3 instruction buffer. Update.
14094 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14095 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14096 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14097 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14098 a particular reservation applies to.
14099 (type2): Reorganize attribute values. Rename alu to alu_reg,
14100 alu_l to alu, move_l to omove. Join move to alu. Split mul
14101 to mul_l and mul_w.
14102 (cf_ib_*): Simplify description of instruction buffer.
14103 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14104 (cf_mem): Split into cf_mem1 and cf_mem2.
14105 (cf_v2_move_??): Rename to cfv12_alu_??.
14106 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14107 (cf_v2_mul_??): Remove reservations.
14108 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14109 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14110 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14112 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14113 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14114 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14115 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14116 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14117 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14118 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14119 expansions of the above reservations for instructions of sizes
14122 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14124 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14126 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14128 * coverage.c: Include tree-pass.h.
14129 (coverage_counter_alloc): Print da_file_name to the dump file.
14131 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14133 * sbitmap.c (sbitmap_range_empty_p): New function.
14134 * sbitmap.h (sbitmap_range_empty_p): New function.
14135 * bitmap.h: Now includes obstack.h.
14137 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14138 Kenneth Zadeck <zadeck@naturalbridge.com>
14140 * dbgcnt.def (ra_byte_scan): Added.
14141 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14142 when the last hit happens for a counter.
14143 * timevar.def (TV_DF_BYTE_LR): New variable.
14144 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14145 * passes.c (pass_fast_rtl_byte_dce): New pass.
14146 * fwprop.c (update_df): Added mode to call df_ref_create.
14147 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14148 DF_REF_EXTRACT_OFFSET.
14149 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14150 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14152 (df_ref_extract): Added mode field.
14153 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14154 DF_REF_EXTRACT_OFFSET.
14155 (DF_REF_EXTRACT_MODE): New macro.
14156 (df_byte_lr_bb_info): New structure.
14157 (df_print_byte_regset, df_compute_accessed_bytes,
14158 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14159 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14160 df_byte_lr_simulate_uses,
14161 df_byte_lr_simulate_artificial_refs_at_top,
14162 df_byte_lr_simulate_artificial_refs_at_end,
14163 df_compute_accessed_bytes): New function.
14164 (df_ref_create): Add parameter.
14165 (df_byte_lr_get_bb_info): New inline function.
14166 * df-scan.c (df_ref_record, df_uses_record,
14167 df_ref_create_structure): Added mode parameter.
14168 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14169 df_defs_record, df_uses_record, df_get_conditional_uses,
14170 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14171 df_entry_block_defs_collect, df_exit_block_uses_collect):
14172 Added mode parameter to calls to df_ref_record, df_uses_record,
14173 df_ref_create_structure.
14174 (df_ref_equal_p, df_ref_compare): Added test for modes.
14175 (df_ref_create_structure): Added code to set mode. Renamed
14176 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14177 DF_REF_EXTRACT_OFFSET.
14178 * df-core.c (df_print_byte_regset): New function.
14179 * df-byte-scan.c: New file.
14180 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14181 calls to BITMAP_FREE.
14182 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14183 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14184 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14185 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14186 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14187 df_byte_lr_local_compute, df_byte_lr_init,
14188 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14189 df_byte_lr_transfer_function, df_byte_lr_free,
14190 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14191 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14192 df_byte_lr_simulate_uses,
14193 df_byte_lr_simulate_artificial_refs_at_top,
14194 df_byte_lr_simulate_artificial_refs_at_end): New function.
14195 * dce.c (byte_dce_process_block): New function.
14196 (dce_process_block): au is now passed in rather than computed
14197 locally. Changed loops that look at artificial defs to not look
14198 for conditional or partial ones, because there never are any.
14199 (fast_dce): Now is able to drive byte_dce_process_block or
14200 dce_process_block depending on the kind of dce being done.
14201 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14202 (rest_of_handle_fast_byte_dce): New function.
14203 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14204 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14206 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14209 * gcc.h: Added fortran options that take arguments to
14210 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14213 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14215 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14216 scalarization if on the LHS and not a full access.
14218 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14220 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14222 2008-04-18 Rafael Espindola <espindola@google.com>
14224 * tree-vrp.c (find_case_label_index): Fix the binary search.
14225 (find_case_label_range): New.
14226 (vrp_visit_switch_stmt): Use find_case_label_range.
14227 (simplify_switch_using_ranges): Use find_case_label_range.
14229 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14231 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14232 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14234 2008-04-18 Tom Tromey <tromey@redhat.com>
14237 * doc/cpp.texi (Implementation-defined behavior): Mention
14240 2008-04-18 Ian Lance Taylor <iant@google.com>
14242 * fold-const.c (pointer_may_wrap_p): New static function.
14243 (fold_comparison): Add another test for pointer overflow. Use
14244 pointer_may_wrap_p to disable some false positives.
14246 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14248 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14249 (fname_as_string): Match updated cpp_interpret_string prototype.
14250 (fix_string_type): Support char16_t* and char32_t*.
14251 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14252 derivative) nodes. Register as builtin if C++0x.
14253 (c_parse_error): Support CPP_CHAR{16,32}.
14254 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14255 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14256 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14257 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14258 CTI_CHAR32_ARRAY_TYPE>: New elements.
14259 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14260 char32_type_node, signed_char32_type_node, char16_array_type_node,
14261 char32_array_type_node): New defines.
14262 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14263 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14264 (lex_string): Support CPP_STRING{16,32}, match updated
14265 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14266 (lex_charconst): Support CPP_CHAR{16,32}.
14267 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14268 and CPP_STRING{16,32}.
14270 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14273 * aclocal.m4: Regenerate.
14274 * configure: Regenerate.
14276 2008-04-18 Jan Hubicka <jh@suse.cz>
14278 * except.c (dw2_size_of_call_site_table,
14279 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14281 * cgraphbuild.c (build_cgraph_edges): Update.
14282 * tree-pass.h: Update comment.
14283 * final.c (leaf_function_p): Update.
14284 (leaf_renumber_regs): Update.
14285 (rest_of_clean_state): Update.
14286 * omp-low.c (expand_omp_parallel): Update.
14287 * ipa-reference.c (analyze_function): Update.
14288 * reorg.c (find_end_label): Update.
14289 (optimize_skip): Update.
14290 (fill_simple_delay_slots): Update.
14291 (fill_simple_delay_slots): Update.
14292 (make_return_insns): Update.
14293 (dbr_schedule): Update.
14294 * gimple-low.c (record_vars_into): Update.
14295 * cfgbuild.c (make_edges): Update.
14296 * function.c (assign_stack_local): Update.
14297 (assign_parm_adjust_stack_rtl): Update.
14298 (locate_and_pad_parm): Update.
14299 (allocate_struct_function): Do not initialize stack_alignment_needed
14300 and preferred_stack_boundary here.
14301 (stack_protect_prologue): Update.
14302 (stack_protect_epilogue): Update.
14303 (expand_function_start): Initialize stack_alignment_needed,
14304 preferred_stack_boundary and max_jumptable_ents.
14305 (expand_function_end): Update.
14306 (free_after_compilation): Do not NULLify epilogue_delay_list.
14307 * function.h (struct rtl_data): Add stack_protect_guard,
14308 stack_alignment_needed,
14309 preferred_stack_boundary, epilogue_delay_list.
14310 (struct function): Remove value_histograms, stack_alignment_needed,
14311 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14313 unexpanded_var_list, stack_protect_guard.
14314 (current_function_epilogue_delay_list): Remove.
14315 * ipa-type-escape.c (analyze_function): Update.
14316 * gimplify.c (pop_gimplify_context): Update comment.
14317 * calls.c (expand_call): Update.
14318 (emit_library_call_value_1): Update.
14319 * except.c (set_nothrow_function_flags): Update.
14320 * cfgexpand.c (get_decl_align_unit): Update.
14321 (create_stack_guard): Update.
14322 (estimated_stack_frame_size): Update.
14323 (expand_used_vars): Update.
14324 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14325 * explow.c (allocate_dynamic_stack_space): Update.
14326 * tree-ssa-live.c (remove_unused_locals): Update.
14327 * varasm.c (mark_constant_pool): Update.
14328 * tree-inline.c (remap_decls): Update.
14329 (initialize_cfun): Update.
14330 (declare_return_variable): Update.
14331 (inline_forbidden_p): Update.
14332 (expand_call_inline): Update.
14333 (declare_inline_vars): Update.
14334 (tree_function_versioning): Update.
14335 * tree-flow.h (value_histograms): New.
14336 (VALUE_HISTOGRAMS): New macro.
14337 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14339 * tree-cfg.c (set_bb_for_stmt): Update.
14340 (replace_by_duplicate_decl): Update.
14341 (move_block_to_fn): Update.
14342 (new_label_mapper): Update.
14343 (dump_function_to_file): Update.
14344 * ipa-struct-reorg.c (build_data_structure): Update.
14345 * cfgrtl.c (print_rtl_with_bb): Update.
14346 * reload1.c (reload): Update.
14348 * config/i386/i386.c (setup_incoming_varargs_64,
14349 ix86_compute_frame_layout): Update.
14350 * config/arc/arc.c (arc_output_function_epilogue): Update.
14352 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14354 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14355 for FreeBSD as well.
14356 * gthr-posix95.h: Likewise.
14358 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14360 PR rtl-optimization/35838
14361 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14362 out the byte offset of the first subreg.
14364 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14366 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14367 to split_ti instead of three separate calls with single member arrays.
14368 (subti3 splitter): Ditto.
14369 (adddi3 splitter): Ditto with split_di.
14370 (subdi3 splitter): Ditto.
14371 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14372 two separate calls with single member arrays. Swap match_dup
14373 operands 1 and 2 to better fit into the array.
14374 (negdi2 splitter): Ditto with split_di.
14375 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14376 two separate calls with single member arrays. Swap match_dup operands
14377 6 and 7 to better fit into the array.
14379 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14381 * config/i386/i386.c (sse_builtin_type): New.
14382 (bdesc_sse_args): Likewise.
14383 (bdesc_sse_3arg): Removed.
14384 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14385 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14386 IX86_BUILTIN_ROUNDPS.
14387 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14388 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14389 IX86_BUILTIN_ROUNDPS.
14390 (ix86_expand_sse_4_operands_builtin): Removed.
14391 (ix86_expand_sse_operands_builtin): New.
14392 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14393 and CODE_FOR_sse4_1_roundps.
14394 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14395 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14397 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14400 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14401 regs before frame pop when needed. If use_backchain_to_restore_sp
14402 then load backchain into a temp reg to restore vr and vrsave. Add
14403 code to restore vr after frame pop if possible.
14405 2008-04-17 Richard Guenther <rguenther@suse.de>
14407 * tree-vn.c (expressions_equal_p): Do not check type
14408 equality or compatibility before calling operand_equal_p.
14409 * fold-const.c (operand_equal_p): Check equivalence of
14410 integer constants before bailing out due to signedness or
14411 precision differences.
14412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14413 spurious differences in type qualification. Ignore types
14414 for COMPONENT_REFs at all.
14416 2008-04-17 Christian Bruel <christian.bruel@st.com>
14418 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14419 msw_skip comparison.
14421 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14424 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14427 PR tree-optimization/35899
14428 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14429 rather than TREE_OPERAND.
14431 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14435 temporary registers. Change operand predicate to general_operand.
14436 (remainderxf3): Ditto.
14438 2008-04-16 Richard Guenther <rguenther@suse.de>
14440 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14441 * tree-affine.c (aff_combination_expand): Look through some
14444 2008-04-15 Doug Kwan <dougkwan@google.com>
14446 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14448 * tree-pretty-print.c (dump_generic_node): Ditto.
14449 * final.c (output_addr_const): Ditto.
14450 * dwarf2out.c (output_cfi): Ditto.
14451 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14452 * print-rtl.c (print_rtx): Ditto.
14453 * print-tree.c (print_node_brief, print_node): Ditto.
14454 * c-common.c (match_case_to_enum_1): Ditto.
14455 * sched-vis.c (print_value): Ditto.
14456 * config/i386/i386.c (print_operand): Cast to long unsigned int
14459 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14460 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14461 MS Windows VirtualProtect function.
14463 2008-04-15 Jan Hubicka <jh@suse.cz>
14465 * gengtype.c (write_root): Param_is argument is OK.
14466 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14467 * function.h: Include varray.h
14468 (rtl_eh): New stucture based on except.c one.
14469 (call_site_record): New forward declaration and vector type.
14470 * calls.c (emit_call_1): Do not call
14471 note_current_region_may_contain_throw.
14472 * except.c (eh_status): Remove cur_region, try_region since they are
14474 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14475 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14476 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14477 Remove call_site_data_used, call_site_data_size.
14478 Turn call_site_record into vector in function.h.
14479 (note_current_region_may_contain_throw): Remove.
14480 (get_exception_pointer, get_exception_filter): Do not take struct
14481 function argument; update.
14482 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14483 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14484 build_post_landing_pads, dw2_build_landing_pads,
14485 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14486 sjlj_emit_function_enter, sjlj_emit_function_enter,
14487 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14488 sjlj_build_landing_pads, finish_eh_generation,
14489 remove_exception_handler_label, remove_eh_handler,
14490 maybe_remove_eh_handler, add_reachable_handler,
14491 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14492 add_action_record, collect_one_action_chain, add_call_site,
14493 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14494 sjlj_output_call_site_table, output_function_exception_table,
14495 * except.h (note_current_region_may_contain_throw): Remove
14496 (get_exception_pointer, get_exception_filter): Do not take struct
14498 * Makefile.in (GTFILES): Put varargs before struct function.
14500 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14502 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14503 punt for STRING_CST.
14504 (get_constraint_for): Deal with STRING_CST here instead.
14506 2008-04-15 Richard Guenther <rguenther@suse.de>
14508 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14509 statements in a basic-block with a backward walk. Do not
14510 substitute into dead statements but instead remove those.
14512 2008-04-15 Richard Guenther <rguenther@suse.de>
14514 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14515 to zero, thus disable creation of SFTs.
14517 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14519 * tree-predcom.c (suitable_reference_p): Return false if the
14520 reference can throw.
14522 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14525 * c-decl.c (finish_decl): If extern or static var has variable
14526 size, set TREE_TYPE (decl) to error_mark_node.
14528 2008-04-15 Rafael Espindola <espindola@google.com>
14530 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14533 2008-04-15 Richard Guenther <rguenther@suse.de>
14535 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14536 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14537 (visit_reference_op_load): Do walk vuse-vdef chains on
14538 vn_reference_lookup.
14539 (visit_reference_op_store): But do not here.
14540 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14541 vn_reference_lookup.
14542 (vn_lookup_with_vuses): But do so here.
14544 2008-04-14 Ian Lance Taylor <iant@google.com>
14546 * fold-const.c (fold_overflow_warning): Remove assertion.
14548 2008-04-15 Ben Elliston <bje@au.ibm.com>
14550 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14551 temp1 local variables.
14553 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14556 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14557 ".text.unlikely" section as executable.
14559 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14561 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14562 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14563 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14564 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14565 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14566 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14567 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14569 2008-04-14 Ian Lance Taylor <iant@google.com>
14571 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14572 * fold-const.c (fold_comparison): If appropriate, test
14573 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14574 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14575 reassociating a pointer type.
14576 * doc/invoke.texi (Optimize Options): Document that
14577 -fstrict-overflow applies to pointer wraparound.
14579 2008-04-13 Jan Hubicka <jh@suse.cz>
14581 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14583 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14585 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14586 we are going to "save the world".
14588 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14590 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14591 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14592 operand 0 constraint, not "=".
14594 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14596 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14598 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14600 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14601 of size of positions_needed * CHAR_BIT.
14603 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14605 PR middle-end/35897
14606 * dse.c (store_info): Change positions_needed to unsigned
14608 (lowpart_bitmask): New.
14609 (record_store): Cast to unsigned HOST_WIDE_INT for
14610 positions_needed. Assert width <= size of positions_needed *
14611 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14612 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14613 lowpart_bitmask to set mask.
14615 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14617 * config/bfin/constraints.md: New file.
14618 * config/bfin/bfin.md: Include it.
14619 (adddi3): Use satisfies_constraint functions instead of the old macros.
14620 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14621 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14622 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14623 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14624 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14625 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14626 EXTRA_CONSTRAINT): Delete.
14627 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14628 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14630 * config/bfin/bfin.c: Include "tm-constrs.h".
14631 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14632 Use satisfies_constraint functions instead of the old macros.
14633 * doc/md.texi (Blackfin Constraints): Update file name reference.
14635 2008-04-11 Richard Guenther <rguenther@suse.de>
14637 PR tree-optimization/35869
14638 * tree-vrp.c (execute_vrp): Move switch statement update after
14639 jump threading. Schedule another cfg cleanup run.
14641 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14644 * attribs.c (decl_attributes): Return early on errorneous node.
14646 2008-04-10 Oleg Ryjkov <olegr@google.com>
14648 * tree.h (struct tree_base): Added a new flag default_def_flag.
14649 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14651 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14653 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14655 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14658 * pa.md: Define mode iterator P. Define mode attribute dwc.
14659 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14660 (icacheflush): Likewise.
14661 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14662 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14664 2008-04-11 Ben Elliston <bje@au.ibm.com>
14666 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14668 2008-04-10 Rafael Espindola <espindola@google.com>
14670 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14671 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14672 (extract_range_from_expr): The same.
14674 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14676 * config/mips/mips.md (GPR2): New mode iterator.
14677 (seq): Add comment.
14678 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14679 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14680 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14681 Rewrite these to take two modes, the mode of comparison and the
14682 mode of the destination.
14683 * config/mips/mips.c (mips_expand_scc): Instead of having
14684 paradoxical subreg as destination, expand "narrowing" scc if mode
14685 of comparison is SI and target is requested in DI mode.
14686 (mips_emit_int_order_test): Update comment. Make mode of
14687 comparison match CMP0 rather than TARGET. When creating inverse
14688 target use mode of TARGET.
14690 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14692 * gcov-dump.c (tag_summary): Only print summaries for the first
14693 GCOV_COUNTERS_SUMMABLE counters.
14695 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14697 * config/i386/i386.md (absneg): New code iterator.
14698 (absnegprefix): New code attribute.
14699 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14700 patterns using absneg code iterator.
14701 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14702 using absneg code iterator.
14703 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14704 *neg<mode>2 patterns using absneg code iterator.
14705 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14706 *negextendsfdf2 patterns using absneg code iterator.
14707 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14708 *negextendsfxf2 patterns using absneg code iterator.
14709 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14710 *negextendsfdf2 patterns using absneg code iterator.
14711 * config/i386/sse.md (<code><mode>2): Macroize expander from
14712 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14714 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14716 * config/s390/s390.h: Remove the remains of the recent search
14717 & replace action of current_function_outgoing_args_size.
14719 2008-04-10 Ira Rosen <irar@il.ibm.com>
14721 PR tree-optimization/35821
14722 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14723 NEW_STMT_LIST is not NULL.
14725 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14728 * toplev.c (process_options): Remove -ffunction-sections debugging
14731 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14733 PR middle-end/PR28690
14734 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14735 than gen_rtx_fmt_ee to perform more canonicalizations.
14737 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14740 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14742 2008-04-09 Richard Guenther <rguenther@suse.de>
14744 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14745 (dump_function_to_file): Dump function arguments with types.
14747 2008-04-08 Richard Guenther <rguenther@suse.de>
14749 * fold-const.c (fold_widened_comparison): Do not allow
14750 sign-changes that change the result.
14752 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14755 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14756 kinds of indirect references.
14758 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14760 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14761 GNU Fortran language string.
14763 2008-04-08 Rafael Espindola <espindola@google.com>
14765 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14766 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14767 * tree.h (tree_call_nonnegative_warnv_p): New.
14769 2008-04-08 Jan Hubicka <jh@suse.cz>
14771 * function.c (free_after_compilation): Clear out regno_reg_rtx
14774 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14777 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14779 PR middle-end/PR28690
14780 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14781 same precedence as REG_POINTER and MEM_POINTER operands.
14783 2008-04-08 Richard Guenther <rguenther@suse.de>
14785 PR middle-end/35834
14786 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14787 for adding index to base.
14789 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14791 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14792 (MINGW_ENABLE_EXECUTE_STACK): New.
14793 (IN_LIBGCC2): For libgcc include windows.h file for
14794 function declarations.
14796 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14798 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14799 and tem2 if tem1 is not a REG or MULT.
14801 2008-04-08 Jan Hubicka <jh@suse.cz>
14803 * function.h (incomming_args): Break out of struct function.
14804 (function_subsections): Break out of struct function.
14805 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14806 return_rtx and hard_reg_initial_vals from struct function.
14807 Kill inl_max_label_num.
14808 (current_function_pops_args, current_function_args_info,
14809 current_function_args_size, current_function_args_size,
14810 current_function_pretend_args_size,
14811 current_function_outgoing_args_size,
14812 current_function_internal_arg_pointer, current_function_return_rtx):
14813 Kill compatibility accestor macros.
14814 * builtins.c (expand_builtin_apply_args_1): Update.
14815 (expand_builtin_next_arg): Update.
14816 * df-scan.c (df_get_call_refs): Update.
14817 * dbxout.c (dbxout_function_end): Update.
14818 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14819 (output_line_info): Update.
14820 (secname_for_decl): Update.
14821 (dwarf2out_var_location): Update.
14822 * function.c (free_after_compilation): Update.
14823 (assign_parm_find_stack_rtl): Update.
14824 (assign_parms): Update.
14825 (expand_dummy_function_end): Update.
14826 (expand_function_end): Update.
14827 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14828 (expand_call): Update.
14829 (emit_library_call_value_1): Update.
14830 (store_one_arg): Update.
14831 * varasm.c (initialize_cold_section_name): Update.
14832 (unlikely_text_section): Update.
14833 (unlikely_text_section_p): Update.
14834 (assemble_start_function): Update.
14835 (assemble_end_function): Update.
14836 (default_section_type_flags): Update.
14837 (switch_to_section): Update.
14838 * integrate.c (set_decl_abstract_flags): Update.
14839 (get_hard_reg_initial_val): Update.
14840 (has_hard_reg_initial_val): Update.
14841 (allocate_initial_values): Update.
14842 * resource.c (init_resource_info): Update.
14843 * config/alpha/alpha.c (NUM_ARGS): Update.
14844 (direct_return): Update.
14845 (alpha_va_start): Update.
14846 (alpha_sa_size): Update.
14847 (alpha_initial_elimination_offset): Update.
14848 (alpha_expand_prologue): Update.
14849 (alpha_start_function): Update.
14850 (alpha_expand_epilogue): Update.
14851 (unicosmk_initial_elimination_offset):
14852 * config/alpha/alpha.md (call expander): Update.
14853 * config/s390/s390.c (s390_register_info): Update.
14854 (s390_register_info): Update.
14855 (s390_frame_info): Update.
14856 (s390_initial_elimination_offset): Update.
14857 (s390_build_builtin_va_list): Update.
14858 (s390_va_start): Update.
14859 * config/spu/spu.c (direct_return): Update.
14860 (spu_expand_prologue): Update.
14861 (spu_initial_elimination_offset): Update.
14862 (spu_build_builtin_va_list): Update.
14863 (spu_va_start): Update.
14864 * config/sparc/sparc.c (sparc_init_modes): Update.
14865 (sparc_compute_frame_size): Update.
14866 (function_value): Update.
14867 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14868 * config/i386/i386.md (return expander): Update.
14869 * config/i386/i386.c (ix86_va_start): Update.
14870 (ix86_can_use_return_insn_p): Update.
14871 (ix86_compute_frame_layout): Update.
14872 (ix86_expand_epilogue): Update.
14873 * config/sh/sh.c (output_stack_adjust): Update.
14874 (calc_live_regs): Update.
14875 (sh_expand_prologue): Update.
14876 (sh_builtin_saveregs): Update.
14877 (sh_va_start): Update.
14878 (initial_elimination_offset): Update.
14879 (sh_allocate_initial_value): Update.
14880 (sh_function_ok_for_sibcall): Update.
14881 (sh_get_pr_initial_val): Update.
14882 * config/sh/sh.md (return expander): Update.
14883 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14884 * config/crx/crx.c (crx_compute_frame): UPdate.
14885 (crx_initial_elimination_offset): UPdate.
14886 * config/xtensa/xtensa.c (compute_frame_size): Update
14887 (xtensa_builtin_saveregs): Update.
14888 (xtensa_va_start): Update.
14889 (order_regs_for_local_alloc): Update.
14890 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14891 (xstormy16_expand_builtin_va_start): Update.
14892 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14893 * config/m68hc11/m68hc11.md (return expanders): Update.
14894 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14895 (expand_epilogue): Update.
14896 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14897 (cris_simple_epilogue): Update.
14898 (cris_expand_prologue): Update.
14899 (cris_expand_epilogue): Update.
14900 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14901 (compute_frame_size): Update.
14902 * config/mt/mt.c (mt_compute_frame_size): Update.
14903 * config/mn10300/mn10300.c (expand_prologue): Update.
14904 (expand_epilogue): Update.
14905 (initial_offset): Update.
14906 (mn10300_builtin_saveregs):
14907 * config/mn10300/mn10300.md (return expander): Update.
14908 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14909 (ia64_initial_elimination_offset): Update.
14910 (ia64_initial_elimination_offset): Update.
14911 (ia64_expand_prologue): Update.
14912 * config/m68k/m68k.md (return expander): Update.
14913 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14914 (rs6000_stack_info): Update.
14915 * config/mcore/mcore.c (layout_mcore_frame): Update.
14916 (mcore_expand_prolog): Update.
14917 * config/arc/arc.c (arc_compute_frame_size): Update.
14918 * config/score/score3.c (score3_compute_frame_size): Update.
14919 * config/score/score7.c (score7_compute_frame_size): Update.
14920 * config/arm/arm.c (use_return_insn): Update.
14921 (thumb_find_work_register): Update.
14922 (arm_compute_save_reg_mask): Update.
14923 (arm_output_function_prologue): Update.
14924 (arm_output_epilogue): Update.
14925 (arm_size_return_regs): Update.
14926 (arm_get_frame_offsets): Update.
14927 (arm_expand_prologue): Update.
14928 (thumb_exit): Update.
14929 (thumb_unexpanded_epilogue): Update.
14930 (thumb1_output_function_prologue): Update.
14931 * config/pa/pa.md (return expander): Update.
14932 * config/pa/pa.c (compute_frame_size): Update.
14933 (hppa_builtin_saveregs): Update.
14934 * config/mips/mips.c (mips_va_start): Update.
14935 (mips16_build_function_stub): Update.
14936 (mips_compute_frame_info): Update.
14937 (mips_restore_gp): Update.
14938 (mips_output_function_prologue): Update.
14939 (mips_expand_prologue): Update.
14940 * config/v850/v850.c (compute_frame_size): Update.
14941 (expand_prologue): * config/mmix/mmix.c (along): update.
14942 (mmix_initial_elimination_offset): update.
14943 (mmix_reorg): update.
14944 (mmix_use_simple_return): update.
14945 (mmix_expand_prologue): update.
14946 (mmix_expand_epilogue): Update.
14947 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14948 (emit_link_insn): Update.
14950 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14952 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14953 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14955 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14958 2008-04-07 Jan Hubicka <jh@suse.cz>
14960 * function.h (rtl): Rename to x_rtl.
14961 (crtl): New define.
14962 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14963 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14964 used_temp_slots avail_temp_slots, temp_slot_level,
14965 nonlocal_goto_handler_labels): Update accesstors.
14966 (rtl): New global variable.
14967 (struct function): Move some fileds to rtl_data.
14968 (get_arg_pointer_save_area): Update prototype.
14969 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14970 get_arg_pointer_save_area.
14971 * expr.c (init_expr): Update
14972 * function.c (get_frame_size): Update
14973 (assign_stack_local): Update
14974 (expand_function_end): Update.
14975 (get_art_pointer_save_area): Update
14977 * emit-rtl.c (rtl): Declare.
14978 (regno_reg_rtx): Declare.
14979 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14981 (gen_reg_rtx): Update.
14982 * varasm.c (n_deferred_constatns): Update accestor.
14983 (init_varasm_status): Do not allocate varasm_status.
14984 (force_const_mem, get_pool_size, output_constant_pool): Update.
14985 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14986 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14987 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14988 * sparc/sparc.h (INIT_EXPANDERS): Update.
14989 * ia64/ia64.h (INIT_EXPANDERS): Update.
14991 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14993 * reload.c (push_secondary_reload): Add missing break to for loop.
14995 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14997 PR middle-end/PR28690
14998 * rtlanal.c: Update copyright years.
14999 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15000 as REG_POINTER and MEM_POINTER operands.
15001 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15002 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15003 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15004 * gcse.c: Update copyright years.
15005 (pre_delete): Call gen_reg_rtx_and_attrs.
15006 (hoist_code): Likewise.
15007 (build_store_vectors): Likewise.
15008 (delete_store): Likewise.
15009 * loop-invariant.c (move_invariant_reg): Likewise.
15010 Update copyright years.
15012 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15014 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15015 control string instead of quoted.
15017 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15019 * doc/rtl.texi: Rewrite of subreg section.
15021 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15024 * config/i386/i386.c (legitimize_pic_address): Add treating
15025 of dllimport SYM_REF's.
15026 (legitimize_dllimport_symbol): Add prototype.
15028 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15030 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15031 reference in constructor with non self-referential type.
15033 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15035 Removal of Return with Depressed Stack Pointer support
15036 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15037 (ECF_SP_DEPRESSED): Likewise.
15038 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15039 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15040 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15041 (expand_call): Do not test ECF_SP_DEPRESSED.
15042 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15043 * function.c (keep_stack_depressed): Delete.
15044 (handle_epilogue_set): Likewise.
15045 (update_epilogue_consts): Likewise.
15046 (emit_equiv_load): Likewise.
15047 (thread_prologue_and_epilogue_insns): Remove support for Return with
15048 Depressed Stack Pointer.
15049 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15051 2008-04-06 Richard Guenther <rguenther@suse.de>
15053 PR tree-optimization/35400
15054 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15055 information from SSA_NAMEs.
15057 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15059 * config/avr/avr.h (avr_mega_p): Remove declaration.
15060 (AVR_MEGA): Remove macro.
15061 * config/avr/avr.c (avr_mega_p): Remove variable.
15062 (avr_override_options): Remove inicializion of avr_mega_p.
15063 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15064 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15065 (avr_jump_mode): (Ditto.).
15066 (avr_output_progmem_section_asm_op): (Ditto.).
15067 (avr_asm_init_sections): (Ditto.).
15068 (avr_asm_init_sections): (Ditto.).
15069 (avr_rtx_costs): (Ditto.).
15070 * config/avr/avr.md: (Ditto.).
15071 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15074 2008-04-06 Richard Guenther <rguenther@suse.de>
15076 PR tree-optimization/35842
15077 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15078 is_gimple_invariant_address.
15080 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15082 * gcc.c (default_compilers): Sync Fortran extensions list with
15083 that in fortran/lang-specs.h.
15084 * doc/invoke.texi: Likewise.
15085 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15086 * dwarf2out.c (gen_compile_unit_die): Likewise.
15088 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15090 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15092 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15095 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15096 attribute is used for nested functions.
15098 2008-04-05 Jan Hubicka <jh@suse.cz>
15100 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15102 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15104 (dump_files): Update.
15105 (enable_rtl_dump_file): Do not accept letter argument.
15106 * tree-pass.h (dump_file_info): Remove letter argument.
15107 * toplev.c (decode_d_option): Update -da handling.
15108 * toplev.h (enable_rtl_dump_file): Update prototype.
15109 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15110 it out based on pass type.
15111 (register_dump_files_1): Likewise.
15112 (init_optimization_passes): Update register_one_dump_file calls.
15113 (execute_one_pass): Sanity check that IPA passes are called at IPA
15114 level and RTL passes at RTL level.
15115 (execute_pass_list): IPA pass can not be after or subpass of
15117 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15118 disallov RTL subpasses of IPA subpasses.
15120 2008-04-05 Ben Elliston <bje@au.ibm.com>
15122 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15123 builtins that return exactly once and do not throw. Cache call to
15126 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15128 PR rtl-optimization/34916
15129 PR middle-end/35519
15130 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15131 between instruction pairs.
15133 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15135 * doc/invoke.texi: Document -mbitops for SH.
15136 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15137 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15138 * config/sh/sh.c (print_operand): Add %t operand code.
15139 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15140 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15141 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15142 (extendqihi2): Likewise.
15143 (movqi_i): Likewise.
15144 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15145 (extv): Use bld instruction for SH2A if possible.
15147 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15148 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15149 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15150 (bset.b, bclr.b): Define peepholes.
15151 * config/sh/sh.opt (mbitops): New option.
15153 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15156 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15157 and view convert expression.
15159 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15162 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15164 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15166 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15168 * config/i386/cpuid.h (bit_AES): New.
15169 (bit_PCLMUL): Likewise.
15171 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15172 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15173 SSE2 if AES or PCLMUL is enabled.
15174 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15175 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15176 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15177 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15178 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15179 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15180 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15181 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15182 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15183 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15184 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15185 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15186 __builtin_ia32_aeskeygenassist128 and
15187 __builtin_ia32_pclmulqdq128.
15188 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15189 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15190 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15192 * config/i386/i386.h (TARGET_AES): New.
15193 (TARGET_PCLMUL): Likewise.
15194 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15196 * config/i386/i386.md (UNSPEC_AESENC): New.
15197 (UNSPEC_AESENCLAST): Likewise.
15198 (UNSPEC_AESDEC): Likewise.
15199 (UNSPEC_AESDECLAST): Likewise.
15200 (UNSPEC_AESIMC): Likewise.
15201 (UNSPEC_AESKEYGENASSIST): Likewise.
15202 (UNSPEC_PCLMUL): Likewise.
15204 * config/i386/i386.opt (maes): New.
15205 (mpclmul): Likewise.
15207 * config/i386/sse.md (aesenc): New pattern.
15208 (aesenclast): Likewise.
15209 (aesdec): Likewise.
15210 (aesdeclast): Likewise.
15211 (aesimc): Likewise.
15212 (aeskeygenassist): Likewise.
15213 (pclmulqdq): Likewise.
15215 * config/i386/wmmintrin.h: New.
15217 * doc/extend.texi: Document AES and PCLMUL built-in function.
15219 * doc/invoke.texi: Document -maes and -mpclmul.
15221 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15223 * function.c (free_after_parsing): Replace with
15224 cxx_push_function_context from C++ front-end.
15225 (allocate_struct_function): Don't call langhook.
15226 * langhooks.h (struct lang_hooks_for_functions): Delete.
15227 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15229 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15230 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15231 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15232 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15233 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15234 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15235 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15237 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15238 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15240 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15243 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15246 2008-04-04 Richard Guenther <rguenther@suse.de>
15248 PR middle-end/35823
15249 * fold-const.c (optimize_minmax_comparison): Use the correct
15250 type for the constant in the simplified comparison.
15252 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15254 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15255 Pass L2 size as "--param l2-cache-size" to the compiler.
15256 (decode_l2_cache): New function to decode L2 cache parameters using
15257 0x8000006 extended cpuid function.
15258 (detect_caches_amd): Determine parameters of L2 cache using
15259 decode_l2_caches function.
15260 (decode_caches_intel): Decode L2 cache parameters.
15261 (detect_caches_intel): Determine L2 cache parameters using
15262 decode_caches_intel and decode_l2_caches functions.
15264 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15266 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15267 secondary input reload for subword loads from the constant pool.
15269 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15272 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15273 constants of the appropriate size for runtime calculations.
15276 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15277 decimal-float literal constant zero.
15279 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15282 * c-parser.c (c_parser_omp_atomic): Call
15283 default_function_array_conversion on the RHS.
15285 PR middle-end/35818
15286 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15287 call is_variable_sized if decl has incomplete type.
15289 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15291 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15293 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15295 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15297 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15298 (sgt<u>): Merge sgt and sgtu into new expander.
15299 (sgt, sgtu): Remove expanders.
15300 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15301 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15302 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15303 *sgtu_<mode>_mips16 into new pattern.
15304 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15305 (sge<u>): Merge sge and sgeu into new expander.
15306 (sge, sgeu): Remove expanders.
15307 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15309 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15310 (slt<u>): Merge slt and sltu into new expander.
15311 (slt, sltu): Remove expanders.
15312 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15313 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15314 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15315 *sltu_<mode>_mips16 into new pattern.
15316 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15317 (sle<u>): Merge sle and sleu into new expander.
15318 (sle, sleu): Remove expanders.
15319 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15320 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15321 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15322 *sleu_<mode>_mips16 into new pattern.
15323 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15325 2008-04-03 Jan Hubicka <jh@suse.cz>
15327 PR tree-optimization/35795
15328 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15329 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15330 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15331 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15332 * score/score3.c (score3_output_mi_thunk): Likewise.
15333 * score/score7.c (score7_output_mi_thunk): Likewise.
15334 * mips/mips.c (mips_output_mi_thunk): Likewise.
15336 2008-04-03 Richard Guenther <rguenther@suse.de>
15338 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15339 conversions. Simplify code.
15341 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15343 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15345 2008-04-03 Tom Tromey <tromey@redhat.com>
15346 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15348 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15349 * config/bfin/t-bfin-linux (generated_files): Add
15350 linux-sysroot-suffix.h.
15351 * doc/install.texi (Prerequisites): Require make 3.80.
15352 * doc/sourcebuild.texi (Front End Directory): Document new
15354 * Makefile.in (generated_files): New variable.
15355 (ALL_HOST_OBJS): New variable.
15356 ($(ALL_HOST_OBJS)): New target.
15358 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15360 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15361 (remap_block): Call id->transform_lang_insert_block instead
15363 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15364 Set id.transform_lang_insert_block to NULL.
15365 (clone_body): Move to cp/optimize.c
15366 * tree-inline.h (struct copy_body_data): Change
15367 transform_lang_insert_block to function pointer.
15368 (copy_generic_body, copy_decl_no_change): Export.
15369 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15370 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15371 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15373 * c-tree.h (insert_block): Kill.
15374 * c-decl.c (insert_block): Kill.
15376 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15378 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15379 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15380 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15382 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15383 argument, call {push,pop}_function_context from here.
15384 * c-parser.c: Use c_{push,pop}_function_context.
15386 * function.c (push_function_context_to): Move meat ...
15387 (push_function_context): ... here. Simplify.
15388 * function.c (pop_function_context_from): Move meat ...
15389 (pop_function_context): ... here. Simplify.
15390 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15392 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15393 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15394 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15395 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15397 2008-04-03 Ben Elliston <bje@au.ibm.com>
15399 * expmed.c (extract_force_align_mem_bit_field): Remove.
15401 2008-04-03 Richard Guenther <rguenther@suse.de>
15403 PR middle-end/35800
15404 * expr.h (try_casesi): Adjust prototype.
15405 * expr.c (try_casesi): Take fallback label as extra parameter.
15406 Use that for gen_casesi if default_label is NULL.
15407 * stmt.c (expand_case): Pass fallback label to try_casesi,
15408 make sure to fill gaps with a fallback label if default_label
15411 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15414 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15416 2008-04-03 Ben Elliston <bje@au.ibm.com>
15418 * expmed.c (extract_split_bit_field): Remove if (0) code.
15419 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15420 (do_ds_constraint): Likewise.
15422 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15424 * doc/cppopts.texi (-dU): Document.
15425 * c-common.h (flag_dump_macros): Update comment.
15426 * c-opts.c (handle_OPT_d): Handle -dU.
15427 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15428 dump_queued_macros, cb_used_define, cb_used_undef): New.
15429 (init_pp_output): Handle -dU.
15430 (cb_line_change): Call dump_queued_macros.
15431 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15433 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15435 * config/avr/predicates.md (io_address_operand): New predicate.
15436 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15437 * config/avr/avr.c (avr_io_address_p): Remove function.
15438 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15439 'avr_io_address_p' function.
15440 (out_movhi_r_mr): (Ditto.).
15441 (out_movqi_mr_r): (Ditto.).
15442 (out_movhi_mr_r): (Ditto.).
15443 (avr_address_cost): (Ditto.).
15445 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15448 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15449 in 32bit mode when XMM registers are available to avoid store
15451 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15452 corresponding post-reload splitters.
15454 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15456 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15457 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15458 __builtin_ia32_roundss.
15459 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15460 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15461 __builtin_ia32_roundss.
15462 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15463 IX86_BUILTIN_SHUFPD here.
15465 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15467 * config/i386/i386.md (plogic): New.
15468 (plogicprefix): Likewise.
15470 * config/i386/mmx.md (mmx_<code><mode>3): New.
15471 (mmx_and<mode>3): Removed.
15472 (mmx_ior<mode>3): Likewise.
15473 (mmx_xor<mode>3): Likewise.
15475 * config/i386/sse.md (<code><mode>3): New.
15476 (*<code><mode>3): Likewise.
15477 (*<code><mode>3): Likewise.
15478 (<code><mode>3): Likewise.
15479 (*sse_<code><mode>3): Likewise.
15480 (*sse2_<code><mode>3): Likewise.
15481 (<code>tf3): Likewise.
15482 (*<code>tf3): Likewise.
15483 (and<mode>3): Likewise.
15484 (*and<mode>3): Likewise.
15485 (ior<mode>3): Removed.
15486 (*ior<mode>3): Likewise.
15487 (xor<mode>3): Likewise.
15488 (*xor<mode>3): Likewise.
15489 (*and<mode>3): Likewise.
15490 (*ior<mode>3): Likewise.
15491 (*xor<mode>3): Likewise.
15492 (and<mode>3): Likewise.
15493 (*sse_and<mode>3): Likewise.
15494 (*sse2_and<mode>3): Likewise.
15495 (andtf3): Likewise.
15496 (*andtf3): Likewise.
15497 (ior<mode>3): Likewise.
15498 (*sse_ior<mode>3): Likewise.
15499 (*sse2_ior<mode>3): Likewise.
15500 (iortf3): Likewise.
15501 (*iortf3): Likewise.
15502 (xor<mode>3): Likewise.
15503 (*sse_xor<mode>3): Likewise.
15504 (*sse2_xor<mode>3): Likewise.
15505 (xortf3): Likewise.
15506 (*xortf3): Likewise.
15508 2008-04-02 Richard Guenther <rguenther@suse.de>
15510 PR tree-optimization/14495
15511 PR tree-optimization/34793
15512 * tree-vrp.c (struct switch_update): New structure.
15513 (to_remove_edges, to_update_switch_stmts): New VECs.
15514 (simplify_switch_using_ranges): New function. Remove not taken
15515 case labels and edges.
15516 (simplify_stmt_using_ranges): Call it.
15517 (identify_jump_threads): Mark edges we have queued for removal
15518 so we don't thread them.
15519 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15521 * tree-cfg.c (group_case_labels): Deal with missing default label.
15522 (tree_verify_flow_info): Allow missing default label.
15523 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15524 (emit_case_nodes): Likewise.
15525 (expand_case): Do not rely on the default label to be present.
15526 * expr.c (try_casesi): Deal with NULL default_label.
15527 (do_tablejump): Likewise.
15529 2008-04-02 Richard Guenther <rguenther@suse.de>
15531 PR tree-optimization/14495
15532 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15533 SWITCH_EXPR here ...
15534 (vrp_visit_switch_stmt): ... but here (new function).
15535 (find_case_label_index): New helper function.
15536 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15538 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15540 * fwprop.c: Fix ISO-C99ism.
15542 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15545 * Makefile.in (objdir): Set it here.
15546 * configure.ac: Not here. Find dynamic linker characteristics.
15547 * exec-tool.in: Use them.
15548 * aclocal.m4: Regenerate.
15549 * configure: Regenerate.
15551 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15553 * expr.c (expand_var): Delete it.
15554 * expr.h (expand_var): Delete prototype.
15555 * function.c (expand_function_start): Use expand_decl instead.
15556 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15559 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15561 PR rtl-optimization/35542
15562 * fwprop.c (forward_propagate_and_simplify): Replace
15563 loc_reg_mentioned_in_p with reg_mentioned_p.
15565 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15567 PR rtl-optimization/35281
15568 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15569 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15570 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15571 (varying_mem_p): Move above propagate_rtx.
15572 (all_uses_available_at): Do not check MEMs.
15574 2008-04-02 Rafael Espindola <espindola@google.com>
15576 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15577 (register_edge_assert_for_2): Split the cond argument.
15578 (register_edge_assert_for_1): Adjust for the change in
15579 register_edge_assert_for_2.
15580 (register_edge_assert_for): Split the cond argument.
15581 (find_switch_asserts): Adjust for the change in
15582 register_edge_assert_for.
15584 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15586 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15587 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15588 offsets for 64-bit mingw.
15589 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15590 abi for x86_64-pc-mingw.
15592 2008-04-02 Richard Guenther <rguenther@suse.de>
15594 * tree-vrp.c (extract_range_from_assert): Make sure to not
15595 produce range min/max with TREE_OVERFOW set.
15596 If merging a anti-range and a range keep the anti-range if
15597 the range covers all values of the type.
15598 (register_edge_assert_for_2): Only allow sign-changing
15599 conversions in detecting canonical range checks. Also
15600 register an assert for the unsigned name if useful.
15602 PR tree-optimization/35787
15603 * tree-vrp.c (vrp_val_max): New function.
15604 (vrp_val_min): Likewise.
15605 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15606 (vrp_val_is_min): Likewise.
15607 (supports_overflow_infinity): Use vrp_val_{min,max}.
15608 (negative_overflow_infinity): Likewise.
15609 (positive_overflow_infinity): Likewise.
15610 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15611 (is_positive_overflow_infinity): Likewise.
15612 (is_overflow_infinity): Likewise.
15613 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15614 vrp_val_is_{min,max}.
15615 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15616 to ranges if possible. Avoid empty ranges.
15618 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15620 PR middle-end/35705
15621 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15622 the expression is a function address.
15624 2008-04-01 George Helffrich <george@gcc.gnu.org>
15626 PR fortran/35154, fortran/23057
15627 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15628 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15629 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15630 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15632 (dbxout_syms): Check for COMMON-based symbol and wrap in
15633 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15634 in bracket for efficiency.
15636 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15637 using DW_TAG_common_block + member offset.
15638 (add_pubname_string): New function.
15639 (dw_expand_expr): New function to find block name and offset for
15641 (common_check): New function to check whether symbol in Fortran COMMON.
15642 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15644 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15647 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15649 2008-04-02 Ben Elliston <bje@au.ibm.com>
15651 * config/v850/v850.md (casesi): Remove if (0) code.
15652 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15653 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15655 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15657 * config/i386/i386.md (rex64suffix): New mode attribute.
15658 (floathi<mode>2): Disable expander for SSE math.
15659 (*floathi<mode>2_1): New insn insn_and_split pattern.
15660 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15661 corresponding post-reload splitters.
15662 (*floathi<mode>2_i387): New macroized insn pattern.
15663 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15664 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15665 insn_and_split pattern.
15666 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15667 New macroized instruction patterns and corresponding post-reload
15669 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15670 and corresponding post-reload splitters.
15671 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15672 New macroized instruction patterns.
15673 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15674 macroized instruction patterns and corresponding post-reload splitters.
15675 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15676 corresponding post-reload splitters.
15677 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15678 New macroized instruction patterns.
15679 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15680 corresponding post-reload splitters.
15681 (*floatsi<mode>2_i387): New macroized instruction patterns.
15683 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15685 * config/i386/i386.md (smaxmin): New.
15686 (umaxmin): Likewise.
15687 (maxminiprefix): Likewise.
15688 (maxminfprefix): Likewise.
15689 (<code><mode>3): Likewise.
15690 (smin<mode>3): Removed.
15691 (smax<mode>3): Likewise.
15693 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15694 (mmx_<code>v4hi3): Likewise.
15695 (mmx_<code>v8qi3): Likewise.
15696 (mmx_smaxv2sf3): Removed.
15697 (mmx_sminv2sf3): Likewise.
15698 (mmx_umaxv8qi3): Likewise.
15699 (mmx_smaxv4hi3): Likewise.
15700 (mmx_uminv8qi3): Likewise.
15701 (mmx_sminv4hi3): Likewise.
15703 * config/i386/sse.md (<addsub><mode>3): New.
15704 (*<addsub><mode>3): Likewise.
15705 (<sse>_vm<addsub><mode>3): Likewise.
15706 (<maxmin><mode>3): Likewise.
15707 (*<maxmin><mode>3_finite): Likewise.
15708 (*<maxmin><mode>3): Likewise.
15709 (<sse>_vm<maxmin><mode>3): Likewise.
15710 (sse3_h<addsub>v4sf3): Likewise.
15711 (sse3_h<addsub>v2df3): Likewise.
15712 (<maxmin>v16qi3): Likewise.
15713 (*<maxmin>v16qi3): Likewise.
15714 (<maxmin>v8hi3): Likewise.
15715 (*<maxmin>v8hi3): Likewise.
15716 (*sse4_1_<maxmin><mode>3): Likewise.
15717 (*sse4_1_<maxmin><mode>3): Likewise.
15718 (add<mode>3): Removed.
15719 (*add<mode>3): Likewise.
15720 (<sse>_vmadd<mode>3): Likewise.
15721 (sub<mode>3): Likewise.
15722 (*sub<mode>3): Likewise.
15723 (<sse>_vmsub<mode>3): Likewise.
15724 (smin<mode>3): Likewise.
15725 (*smin<mode>3_finite): Likewise.
15726 (*smin<mode>3): Likewise.
15727 (<sse>_vmsmin<mode>3): Likewise.
15728 (smax<mode>3): Likewise.
15729 (*smax<mode>3_finite): Likewise.
15730 (*smax<mode>3): Likewise.
15731 (<sse>_vmsmax<mode>3): Likewise.
15732 (sse3_haddv4sf3): Likewise.
15733 (sse3_haddv2df3): Likewise.
15734 (sse3_hsubv4sf3): Likewise.
15735 (sse3_hsubv2df3): Likewise.
15736 (umaxv16qi3): Likewise.
15737 (*umaxv16qi3): Likewise.
15738 (smaxv8hi3): Likewise.
15739 (*smaxv8hi3): Likewise.
15740 (*sse4_1_smax<mode>3): Likewise.
15741 (*sse4_1_umax<mode>3): Likewise.
15742 (uminv16qi3): Likewise.
15743 (*uminv16qi3): Likewise.
15744 (sminv8hi3): Likewise.
15745 (*sminv8hi3): Likewise.
15746 (*sse4_1_smin<mode>3): Likewise.
15747 (*sse4_1_umin<mode>3): Likewise.
15749 2008-04-01 Rafael Espindola <espindola@google.com>
15751 * tree-cfg.c (verify_expr): remove in_phi.
15752 (verify_stmt): Don't call walk_tree with verify_expr. Use
15753 is_gimple_min_invariant instead of is_gimple_val.
15755 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15757 * doc/include/gpl_v3.texi: Update for manpage generation.
15758 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15760 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15761 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15762 gpl_v3.texi instead of gpl.texi.
15765 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15768 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15770 2008-04-01 Rafael Espindola <espindola@google.com>
15772 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15773 (extract_code_and_val_from_cond): Use
15774 extract_code_and_val_from_cond_with_ops.
15776 2008-04-01 Jan Hubicka <jh@suse.cz>
15778 * function.c (free_after_compilation): Free epilogue_delay_list.
15779 (prepare_function_start): Assert that previous compilation was freed.
15781 2008-04-01 Jan Hubicka <jh@suse.cz>
15782 Jim Wilson <wilson@tuliptree.org>
15783 Andreas Tobler <andreast@gcc.gnu.org>
15785 PR middle-end/35781
15786 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15787 rtl.emit instead cfun->emit.
15788 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15789 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15791 2008-04-01 Ben Elliston <bje@au.ibm.com>
15793 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15795 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15797 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15799 (fprofile-use): Add var flag_profile_use
15800 * coverage.c (coverage_begin_output): Do not open a gcno file for
15801 output only if -ftest-coverage is set.
15802 Do not add getpwd() to gcda file path.
15803 (build_gcov_info): Check the new flag
15804 flag_profile_datafile_relative_path.
15805 (coverage_init): Use profile_data_prefix.
15806 Read profile counter only if flag_profile_use is set.
15807 * opts.c (common_handle_option): New option fprofile-use=,
15808 fprofile-dir=, fprofile-generate=.
15809 * toplev.c (profile_data_prefix): New variable definition.
15810 * toplev.h (profile_data_prefix): New declaration.
15811 * doc/invoke.tex (Option Summary, Optimization Options):
15814 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15816 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15817 use tmp consistently.
15820 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15821 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15822 UNSPEC_FR_RECIP_APPROX_RES.
15823 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15825 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15828 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15830 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15832 PR middle-end/30186
15833 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15834 element of the vector via a pointer.
15836 2008-03-31 Ian Lance Taylor <iant@google.com>
15838 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15840 2008-03-31 Jan Hubicka <jh@suse.cz>
15842 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15843 get_arg_pointer_save_area.
15844 * expr.c (init_expr): Just clear out rtl.expr.
15845 * function.c (free_after_compilation): Clear out whole RTL structure.
15846 (get_func_frame_size): Merge into ...
15847 (get_frame_size): ... this one.
15848 (assign_stack_local_1): Merge into ...
15849 (assign_stack_local): ... this one.
15850 (expand_function_end): Update call of get_arg_pointer_save_area.
15851 (get_art_pointer_save_area): Remove cfun argument.
15852 * function.h (emit_status): regno_pointer_align does not need length
15853 attribute. Move x_regno_reg_rtx to ...
15854 (regno_reg_rtx): ... new global array.
15855 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15856 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15857 apply_args_value, forced_labels, stack_pointer_delta):
15859 (struct varasm_status): Move here from varasm.c
15860 (struct rtl_data): New. Move here some fields from struct function.
15861 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15862 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15863 used_temp_slots avail_temp_slots, temp_slot_level,
15864 nonlocal_goto_handler_labels): Update accesstors.
15865 (rtl): New global variable.
15866 (struct function): Move some fileds to rtl_data.
15867 (get_arg_pointer_save_area): Update prototype.
15868 * emit-rtl.c (rtl): Declare.
15869 (regno_reg_rtx): Declare.
15870 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15872 (gen_reg_rtx): Update.
15873 (init_virtual_regs): Do not tate emit_status argument.
15874 (init_emit): Do not allocate emit.
15875 * varasm.c (varasm_statuc): Move to function.h.
15876 (n_deferred_constatns): Update accestor.
15877 (init_varasm_status): Do not allocate varasm_status.
15878 (force_const_mem, get_pool_size, output_constant_pool): Update.
15879 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15880 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15882 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15884 PR rtl-optimization/35729
15885 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15888 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15891 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15892 load/store if memory is unaligned.
15893 (*movti_rex64): Likewise.
15895 * config/i386/predicates.md (misaligned_operand): New.
15897 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15900 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15903 2008-03-31 Jan Beulich <jbeulich@novell.com>
15905 * config/ia64/constraints.md: Add 'j' constraint.
15906 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15907 (movdi_internal): Likewise.
15909 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15912 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15914 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15917 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15918 proper error message for the third argument on blendpd and
15921 * config/i386/sse.md (blendbits): New.
15922 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15924 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15926 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15928 2008-03-30 Richard Guenther <rguenther@suse.de>
15930 PR middle-end/31023
15931 * fold-const.c (fold_sign_changed_comparison): Do leave
15932 conversions to base-types alone.
15934 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15936 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15937 the link register if one altivec register is be saved.
15939 2008-03-30 Ben Elliston <bje@au.ibm.com>
15941 * final.c (final_scan_insn): Remove if (0) code.
15943 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15945 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15947 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15949 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15950 of V4SFmode to ix86_binary_operator_ok.
15952 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15954 * config/i386/i386.c (override_options): Initialize
15955 ix86_veclib_handler to ix86_veclibabi_svml when
15956 -mveclibabi=svml is used.
15957 (ix86_veclibabi_svml): New function for SVML ABI style
15958 vectorization support.
15959 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15961 2008-03-28 Rafael Espindola <espindola@google.com>
15963 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15964 (tree_binary_nonnegative_warnv_p): Make it public.
15965 (tree_single_nonnegative_warnv_p): Make it public.
15966 (tree_invalid_nonnegative_warnv_p): Make it public.
15967 (tree_unary_nonzero_warnv_p): Make it public.
15968 (tree_binary_nonzero_warnv_p): Make it public
15969 (tree_single_nonzero_warnv_p): Make it public.
15970 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15971 (extract_range_from_binary_expr): Split the expr argument.
15972 (extract_range_from_unary_expr): Split the expr argument.
15973 (extract_range_from_comparison): Split the expr argument.
15974 (extract_range_from_expr): Use the new aux functions.
15975 (vrp_evaluate_conditional_warnv): Use
15976 vrp_evaluate_conditional_warnv_with_ops.
15977 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15978 (tree_binary_nonzero_warnv_p): Declare.
15979 (tree_single_nonzero_warnv_p): Declare.
15980 (tree_expr_nonzero_warnv_p): Declare.
15981 (tree_unary_nonnegative_warnv_p): Declare.
15982 (tree_binary_nonnegative_warnv_p): Declare.
15983 (tree_single_nonnegative_warnv_p): Declare.
15984 (tree_invalid_nonnegative_warnv_p): Declare.
15986 2008-03-28 Richard Guenther <rguenther@suse.de>
15988 PR tree-optimization/30317
15989 PR tree-optimization/30911
15990 PR tree-optimization/34793
15991 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15992 (struct assert_locus_d): New member EXPR.
15993 (register_new_assert_for): Add EXPR parameter to support
15994 ASSERT_EXPR <name, expr OP limit>.
15995 (register_edge_assert_for_1): Adjust callers.
15996 (find_assert_locations): Likewise.
15997 (process_assert_insertions_for): Build condition from expression.
15998 (extract_range_from_assert): Handle ASSERT_EXPRs
15999 of the form ASSERT_EXPR <name, expr OP limit>.
16000 (register_edge_assert_for_2): New helper registering
16001 asserts for comparisons. Recognize range tests of the form
16002 (unsigned)i - CST1 OP CST2.
16003 (register_edge_assert_for_1): Use it.
16004 (register_edge_assert_for): Likewise.
16005 (needs_overflow_infinity): Integer sub-types
16006 do not need overflow infinities.
16007 (vrp_val_is_max): The extreme values of integer sub-types
16008 are those of the base type.
16009 (vrp_val_is_min): Likewise.
16010 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16013 2008-03-28 Nick Clifton <nickc@redhat.com>
16016 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16017 Return GENERAL_REGS for stack adjustment reloads.
16019 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16022 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16023 const_vector when all the vectors are constant.
16025 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16027 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16029 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16030 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16032 (s<code>_sf): Use new scc_sf attribute for opcode names.
16034 2008-03-27 Tom Tromey <tromey@redhat.com>
16036 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16037 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16038 config/spu/t-spu-elf, config/i386/t-interix,
16039 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16040 config/i386/x-darwin, config/i386/x-mingw32,
16041 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16042 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16043 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16044 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16045 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16046 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16047 config/score/t-score-elf, config/arm/t-strongarm-pe,
16048 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16049 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16050 Revert automatic dependency patch.
16052 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16055 * config/i386/i386.c (ix86_function_arg_boundary): Align
16056 decimal floating point to its natural boundary.
16058 2008-03-27 Richard Guenther <rguenther@suse.de>
16060 PR middle-end/35716
16061 * fold-const.c (fold_comparison): Restrict distinct decl
16062 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16063 solely rely on operand_equal_p.
16065 2008-03-27 Richard Guenther <rguenther@suse.de>
16068 * c-common.c (handle_weak_attribute): Reject combination of
16071 2008-03-27 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/32810
16074 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16075 conversions from DECL_INITIAL.
16076 (fold_const_aggregate_ref): Likewise from constructor elements.
16078 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16080 * tree-affine.h (aff_combination_expand): Declare.
16081 (get_inner_reference_aff): Likewise.
16082 * tree-affine.c (aff_combination_expand): Split out from
16083 tree_to_aff_combination_expand.
16084 (get_inner_reference_aff): New function.
16085 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16086 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16087 (struct lim_aux_data): sm_done field removed.
16088 (mem_ref_loc_p, mem_ref_locs_p): New types.
16089 (struct mem_ref): Added id, stored, accesses_in_loop,
16090 indep_loop, dep_loop, indep_ref, dep_ref fields.
16091 Removed is_stored, locs and next fields.
16092 (memory_accesses): New variable.
16093 (movement_possibility): Do not allow moving statements
16094 that store to memory.
16095 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16097 (determine_max_movement): For statements with memory references,
16098 find the outermost loop in that the reference is independent.
16099 (move_computations_stmt): Mark the virtual operands for renaming.
16100 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16101 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16102 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16103 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16104 create_vop_ref_mapping, analyze_memory_references,
16105 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16106 get_all_locs_in_loop, ref_always_accessed_p,
16107 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16108 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16109 store_motion_loop, store_motion): New functions.
16110 (struct vop_to_refs_elt): New type.
16111 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16112 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16113 (schedule_sm): Replaced by...
16114 (execute_sm): ... this.
16115 (determine_lsm_ref, hoist_memory_references,
16116 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16117 find_more_ref_vops, free_mem_ref, free_mem_refs,
16118 determine_lsm_loop, determine_lsm): Removed.
16119 (tree_ssa_lim_finalize): Free data structures used by store motion.
16120 (tree_ssa_lim): Call analyze_memory_references. Use
16121 store_motion instead of determine_lsm.
16123 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16125 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16126 rename tmake_file to m68hc11/t-m68hc11.
16127 (mcore): Set inhibit_libc to true.
16128 * config.host (alpha*-dec-*vms*): Set extra_programs.
16129 (interix3*): Don't use host_xmake_file.
16130 * configure.ac: Let config.gcc override inhibit_libc.
16131 * configure: Regenerate.
16133 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16134 * config/t-openbsd-thread: Remove commented out lines.
16136 * config/x-interix: Remove.
16138 * config/m68hc11/t-m68hc11-gas: Rename to...
16139 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16141 * config/mcore/t-mcore: Remove T_CFLAGS.
16142 * config/mcore/t-mcore-pe: Likewise.
16144 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16146 * configure.ac: Replace custom __GNU_SOURCE test with
16147 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16148 * aclocal.m4: Regenerate.
16149 * configure: Regenerate.
16150 * config.in: Regenerate.
16152 2008-03-27 Richard Guenther <rguenther@suse.de>
16154 * fold-const.c (target.h): Include.
16155 (fold_comparison): Fold comparison of addresses of decls
16156 that bind locally or of constants. Consolidate address folding code.
16157 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16158 results from fold_binary_to_constant.
16159 (compare_values_warnv): Likewise.
16161 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16163 PR middle-end/35429
16164 * fold-const.c (fold_truthop): Check for integeral types when folding
16165 a == 0 && b == 0 and a != 0 || b != 0 .
16167 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16169 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16171 2008-03-26 Andreas Schwab <schwab@suse.de>
16173 * doc/invoke.texi: Fix use of @item vs. @itemx.
16175 2008-03-26 Tom Tromey <tromey@redhat.com>
16177 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16178 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16179 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16180 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16181 build/genconstants.o, build/genemit.o, build/genextract.o,
16182 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16183 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16186 2008-03-26 Richard Guenther <rguenther@suse.de>
16189 2008-03-26 Richard Guenther <rguenther@suse.de>
16191 * fold-const.c (target.h): Include.
16192 (fold_comparison): Fold comparison of addresses of two decls
16193 that bind locally. Consolidate address folding code.
16195 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16197 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16198 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16199 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16200 dconstsqrt2, dconstthird, dconste and/or dconst10.
16201 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16202 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16203 dconstsqrt2, dconste): Delete.
16204 (init_emit_once): Likewise. Simplify initializing dconstm1.
16206 * real.c (get_real_const): New.
16207 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16208 dconstsqrt2, dconste): Delete.
16209 (real_value_const, get_real_const): New.
16211 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16213 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16215 * config/i386/i386.c (ix86_function_arg_boundary): Check
16216 BIGGEST_ALIGNMENT instead of 128.
16217 (setup_incoming_varargs_64): Likewise.
16219 2008-03-26 Tom Tromey <tromey@redhat.com>
16221 * Makefile.in (DEPFILES): Add missing '/'.
16223 2008-03-26 Richard Guenther <rguenther@suse.de>
16225 * fold-const.c (target.h): Include.
16226 (fold_comparison): Fold comparison of addresses of two decls
16227 that bind locally. Consolidate address folding code.
16229 2008-03-26 Nick Clifton <nickc@redhat.com>
16232 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16233 not allow INT+INT as a legitimate addressing mode.
16235 2008-03-26 Richard Guenther <rguenther@suse.de>
16237 * tree-flow.h (widen_bitfield): Remove declaration.
16238 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16239 (widen_bitfield): Remove function.
16240 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16243 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16246 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16249 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16251 PR rtl-optimization/35232
16252 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16253 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16254 reg_reloaded_call_part_clobbered here.
16255 (reload_regs_reach_end_p): New function.
16256 (reload_reg_rtx_for_input): New variable.
16257 (reload_reg_rtx_for_output): Likewise.
16258 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16259 when reassigning a pseudo register. Load reloadreg from
16260 reload_reg_rtx_for_input, moving the mode and register
16262 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16263 instead of the original when deciding whether an input reload
16264 would be a no-op or whether an output reload can be deleted.
16265 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16266 when setting up new_spill_reg_store. Load it from
16267 reload_reg_rtx_for_output, moving the mode and register
16269 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16270 instead of the original when deciding whether an output reload
16271 would be a no-op. Do the same when modifying insn notes.
16272 Use rtx_equal_p instead of == to compare the registers.
16273 (inherit_piecemeal_p): Take a mode and two register numbers
16275 (emit_reload_insns): Clear new_spill_reg_store for every hard
16276 register in the reload register. Remove spill registers
16277 from reg_reloaded_valid before considering whether to record
16278 inheritance information for them. Use reload_reg_rtx_for_output
16279 instead of reg_rtx when recording output reloads. Use
16280 reload_reg_rtx_for_input instead of reg_rtx when recording
16281 input reloads. Set or clear reg_reloaded_call_part_clobbered
16282 at the same time as setting reg_reloaded_valid.
16283 (delete_output_reload): Add a new_reload_reg parameter and use it
16284 instead of rld[j].reg_rtx.
16285 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16288 2008-03-25 Tom Tromey <tromey@redhat.com>
16290 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16291 (build/genattr.o): Likewise.
16292 (build/genattrtab.o): Likewise.
16293 (build/gencodes.o): Likewise.
16294 (build/genconfig.o): Likewise.
16295 (build/genconstants.o): Likewise.
16296 (build/genemit.o): Likewise.
16297 (build/genextract.o): Likewise.
16298 (build/genflags.o): Likewise.
16300 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16302 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16303 instead of size_int for integer types.
16304 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16305 to match type of MINUS_EXPR.
16307 2008-03-25 Tom Tromey <tromey@redhat.com>
16309 * configure: Rebuilt.
16310 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16313 2008-03-25 Tom Tromey <tromey@redhat.com>
16315 * config/x-solaris (host-solaris.o): Update.
16316 * config/x-linux (host-linux.o): Update.
16317 * config/x-hpux (host-hpux.o): Update.
16318 * config/x-darwin (host-darwin.o): Update.
16319 * config/v850/t-v850e (v850-c.o): Update.
16320 * config/v850/t-v850 (v850-c.o): Update.
16321 * config/t-vxworks (vxworks.o): Update.
16322 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16323 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16324 * config/spu/t-spu-elf (spu-c.o): Update.
16326 * config/sh/t-symbian (sh-c.o): Update.
16327 (symbian.o): Update.
16328 * config/sh/t-sh (sh-c.o): Update.
16329 * config/score/t-score-elf (score7.o, score3.o): Update.
16330 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16331 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16332 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16333 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16334 (rs6000.o): Remove.
16335 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16336 * config/m32c/t-m32c (m32c-pragma.o): Update.
16337 * config/ia64/t-ia64 (ia64-c.o): Update.
16338 * config/i386/x-mingw32 (host-mingw32.o): Update.
16339 * config/i386/x-i386 (driver-i386.o): Update.
16340 * config/i386/x-darwin (host-i386-darwin.o): Update.
16341 * config/i386/x-cygwin (host-cygwin.o): Update.
16342 * config/i386/t-nwld (nwld.o): Update.
16343 * config/i386/t-netware (netware.o): Update.
16344 * config/i386/t-interix (winnt.o): Update.
16345 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16346 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16347 msformat-c.o): Update.
16348 * config/bfin/t-bfin-linux (generated_files): Add
16349 linux-sysroot-suffix.h.
16350 * config/arm/t-wince-pe (pe.o): Update.
16351 * config/arm/t-strongarm-pe (pe.o): Update.
16352 * config/arm/t-pe (pe.o): Update.
16353 * config/arm/t-arm (arm-c.o): Update.
16354 * doc/install.texi (Prerequisites): Require make 3.80.
16355 * Makefile.in: Remove .o targets.
16356 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16357 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16358 (simple_generated_h, simple_generated_c): Move earlier.
16359 (generated_files): New variable.
16360 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16361 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16362 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16363 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16364 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16365 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16366 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16367 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16368 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16369 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16370 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16371 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16373 (COMPILE.base, COMPILE): New variables.
16374 (%.o): New pattern rule.
16375 (ALL_HOST_OBJS): New variable.
16376 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16377 (dummy-checksum.o, cc1-checksum.o): Remove.
16378 (DRIVER_SHLIB): New variable.
16379 (DRIVER_DEFINES): Use it.
16380 (gencondmd.c): Move out of build/.
16381 (s-conditions): Update.
16382 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16383 (ALL_BUILD_OBJS): Likewise.
16384 (build/%.o): Use BUILDCOMPILE.
16385 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16386 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16387 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16388 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16389 build/genconfig.o, build/genconstants.o, build/genemit.o,
16390 build/genextract.o, build/genflags.o, build/genmddeps.o,
16391 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16392 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16393 build/gen-protos.o, build/scan.o, build/fix-header.o,
16394 build/scan-decls.o): Simplify.
16395 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16396 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16397 prefix.o, toplev.o): Reduce to variable setting.
16398 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16399 ($(out_object_file), gcc-options.o): New targets.
16400 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16401 * configure: Rebuilt.
16402 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16403 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16405 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16407 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16408 complain when we hit an error, return ERROR_MARK_NODE.
16410 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16412 * config/sh/constraints.md (Pso, Psz): New constraints.
16413 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16414 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16416 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16418 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16419 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16421 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16423 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16424 (prefetch_sh2a): New.
16426 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16427 Naveen.H.S <naveen.hs@kpitcummins.com>
16429 * config/sh/constraints.md (I28): New constraint.
16430 * config/sh/sh.c (broken_move): Add support for movi20s.
16431 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16433 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16434 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16435 Naveen.H.S <naveen.hs@kpitcummins.com>
16437 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16438 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16439 (print_operand): Handle resbank in %@ operand code.
16440 (sh_encode_section_info): New.
16441 (push_regs): Add conditions for resbank.
16442 (sh_expand_epilogue): Likewise.
16443 (sh_insert_attributes): Likewise.
16444 (sh_attribute_table): Likewise.
16445 (sh_handle_resbank_handler_attribute): New.
16446 (sh2a_handle_function_vector_handler_attribute): New.
16447 (sh2a_is_function_vector_call): New.
16448 (sh2a_get_function_vector_number): New.
16449 (sh2a_function_vector_p): New.
16450 (sh_cfun_resbank_handler_p): New.
16451 * config/sh/sh.md (calli): Emit jsr/n if possible.
16452 (calli_tbr_rel): New.
16453 (calli_pcrel): Emit jsr/n if possible.
16454 (return_i): Emit rts/n if possible.
16455 (call_valuei_tbr_rel): New.
16456 (call_valuei_pcrel): Add condition for SH2A target.
16457 (call_value): Likewise.
16458 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16459 (sh2a_get_function_vector_number): Likewise.
16460 (sh2a_is_function_vector_call): Likewise.
16461 * doc/extend.texi: Document TBR relative addressing of SH2A.
16462 (resbank): Add description for SH2A.
16464 2008-03-24 Richard Guenther <rguenther@suse.de>
16467 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16468 pointer assignments change conversions according to middle-end rules.
16469 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16470 * configure.ac: Include type checking in yes.
16471 * configure: Regenerate.
16473 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16475 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16476 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16478 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16480 * gthr-vxworks.h (UNUSED): Define.
16482 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16484 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16486 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16488 * doc/extend.texi (Function Attributes): Add missing comma in the
16489 example of the "alloc_size" attribute.
16491 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16494 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16496 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16499 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16502 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16503 of the underlying type of a MS bitfield layout to the natural
16504 alignment of the type.
16506 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16508 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16509 to their natural alignment to avoid store forwarding stalls.
16511 2008-03-22 Richard Guenther <rguenther@suse.de>
16513 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16514 For PHI nodes verify the address is invariant.
16515 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16516 (get_symbol_constant_value): Use is_gimple_min_invariant.
16517 (maybe_fold_stmt_indirect): Likewise.
16519 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16521 PR rtl-optimization/33927
16522 * Makefile.in (dse.o): Depend on $(TM_P_H).
16523 * expr.h (extract_low_bits): Declare.
16524 * expmed.c (extract_low_bits): New function.
16525 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16526 * dse.c: Include tm_p.h.
16527 (find_shift_sequence): Remove the read_reg argument and return the
16528 read value. Emit the instructions instead of returning them.
16529 Iterate on new_mode rather than calculating it each time.
16530 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16531 source to NEW_MODE and extract_low_bits to convert the shifted
16532 value to READ_MODE.
16533 (replace_read): Allow the load and store to have different mode
16534 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16535 or extraction instructions before trying the replacement. Update
16536 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16538 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16540 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16541 to their natural alignment to avoid store forwarding stalls.
16543 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16546 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16547 encouraging but not allowing gprs for input;
16548 change the input constraint to !f#r.
16549 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16551 change the output constraint to !f#r.
16553 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16556 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16557 corresponding post-reload splitters.
16558 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16559 when x87 FP math is selected.
16560 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16561 New function prototype.
16562 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16563 unreachable function to ease macroization of insn patterns.
16565 2008-03-21 Martin Jambor <mjambor@suse.cz>
16567 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16568 reference dumps if ddr is NULL or dependence is unknown.
16570 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16572 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16573 unsigned extension into account.
16574 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16575 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16576 Do computations on a scratch register.
16578 2008-03-21 Richard Guenther <rguenther@suse.de>
16580 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16581 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16582 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16583 * tree-ssa-dom.c (record_equality): Likewise.
16584 * tree-inline.c (copy_body_r): Likewise.
16585 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16588 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16590 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16591 as 'delete_unused' argument.
16593 2008-03-20 Richard Guenther <rguenther@suse.de>
16595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16596 special casing of constant qualifiers.
16597 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16598 care about them in general.
16599 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16600 regardless of their type.
16601 (fold_stmt_r): Forcefully fold *& if we end up with that.
16603 2008-03-20 Paul Brook <paul@codesourcery.com>
16605 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16606 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16608 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16610 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16611 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16613 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16615 * common.opt (Wmudflap): New option.
16616 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16617 (mx_register_decls): Likewise.
16618 (mudflap_finish_file): Likewise.
16619 * doc/invoke.texi: Document -Wno-mudflap.
16621 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16623 * c-format.c (replace_format_name_to_system_name): New.
16624 (cmp_attribs): New.
16625 (convert_format_name_to_system_name): New.
16626 (decode_format_attr): Add use of convert_format_name_to_system_name.
16627 (format_types_orig): Add gnu_ prefix to names.
16628 (check_format_info_main): Special treating of \0 escaped names for
16629 supporting multi-character format specifiers as I32, I64.
16630 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16631 (gnu_target_overrides_format_attributes): New.
16632 * c-format.h: Add structure target_ovr_attr to hold
16633 system specific formatter names.
16634 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16635 msformat-c.o file to c_target_objs and cxx_target_objs.
16636 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16637 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16638 (TARGET_N_FORMAT_TYPES): New.
16639 * config/i386/msformat-c.c: New.
16640 * config/i386/t-cygming: Add build rule for msformat-c.o.
16641 * doc/extend.texi: Add new format names gnu_* and ms_* and
16643 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16645 2008-03-20 Ira Rosen <irar@il.ibm.com>
16647 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16648 optimizations turned on under -O3.
16649 (ftree-vectorize): Add that the flag is turned on with -O3.
16651 2008-03-20 Ben Elliston <bje@au.ibm.com>
16653 * regmove.c (try_auto_increment): Fix spelling error in comment.
16654 * final.c (final_scan_insn): Likewise.
16656 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16659 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16660 allocator preferences for "y" and "r" class registers.
16661 ("*mov<mode>_internal"): Ditto.
16662 ("*movv2sf_internal_rex64"): Ditto.
16663 ("*movv2sf_internal"): Ditto.
16665 2008-03-19 Michael Matz <matz@suse.de>
16667 PR middle-end/35616
16668 * calls.c (expand_call): Check overlap of arguments with call
16669 address for sibcalls.
16671 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16674 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16675 of the underlying type of a MS bitfield layout to the natural
16676 alignment of the type.
16678 2008-03-19 Jan Hubicka <jh@suse.cz>
16681 * toplev.c (decode_d_option): Handle all CPP flags.
16682 * tree-vrp.c: Update tree_pass descriptors.
16683 * regrename.c: Update tree_pass descriptors.
16684 * fwprop.c: Update tree_pass descriptors.
16685 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16686 * tree-into-ssa.c: Update tree_pass descriptors.
16687 * tree-dump.c: Update tree_pass descriptors.
16688 * tree-complex.c: Update tree_pass descriptors.
16689 * tree-dump.h: Update tree_pass descriptors.
16690 * see.c: Update tree_pass descriptors.
16691 * cgraphbuild.c: Update tree_pass descriptors.
16692 * tracer.c: Update tree_pass descriptors.
16693 * tree-loop-distribution.c: Update tree_pass descriptors.
16694 * cgraph.c: Update tree_pass descriptors.
16695 * postreload-gcse.c: Update tree_pass descriptors.
16696 * postreload.c: Update tree_pass descriptors.
16697 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16698 * tree-tailcall.c: Update tree_pass descriptors.
16699 * tree-pass.h (tree_opt_pass): Rename to ...
16700 (opt_pass) ... this one; add "type" field and remove letter field.
16701 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16702 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16703 all_lowering_passes): Update declaration.
16704 * ipa-cp.c: Update tree_pass descriptors.
16705 * final.c: Update tree_pass descriptors.
16706 * omp-low.c: Update tree_pass descriptors.
16707 * tree-ssa-dse.c: Update tree_pass descriptors.
16708 * ipa-reference.c: Update tree_pass descriptors.
16709 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16710 * auto-inc-dec.c: Update tree_pass descriptors.
16711 * reorg.c: Update tree_pass descriptors.
16712 * cgraphunit.c: Update tree_pass descriptors.
16713 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16714 * tree-ssa-ccp.c: Update tree_pass descriptors.
16715 * df-core.c: Update tree_pass descriptors.
16716 * mode-switching.c: Update tree_pass descriptors.
16717 * tree-nomudflap.c: Update tree_pass descriptors.
16718 * modulo-sched.c: Update tree_pass descriptors.
16719 * ipa-pure-const.c: Update tree_pass descriptors.
16720 * cse.c: Update tree_pass descriptors.
16721 * web.c: Update tree_pass descriptors.
16722 * tree-stdarg.c: Update tree_pass descriptors.
16723 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16724 * tree-ssa-dom.c: Update tree_pass descriptors.
16725 * tree-nrv.c: Update tree_pass descriptors.
16726 * tree-ssa-alias.c: Update tree_pass descriptors.
16727 * loop-init.c: Update tree_pass descriptors.
16728 * gimple-low.c: Update tree_pass descriptors.
16729 * ipa-inline.c: Update tree_pass descriptors.
16730 * tree-ssa-sink.c: Update tree_pass descriptors.
16731 * global.c: Update tree_pass descriptors.
16732 * ifcvt.c: Update tree_pass descriptors.
16733 * jump.c: Update tree_pass descriptors.
16734 * predict.c: Update tree_pass descriptors.
16735 * tree-ssa-loop.c: Update tree_pass descriptors.
16736 * recog.c: Update tree_pass descriptors.
16737 * dse.c: Update tree_pass descriptors.
16738 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16739 * tree-eh.c: Update tree_pass descriptors.
16740 * regmove.c: Update tree_pass descriptors.
16742 * function.c: Update tree_pass descriptors.
16743 * tree-vectorizer.c: Update tree_pass descriptors.
16744 * gcse.c: Update tree_pass descriptors.
16745 * ipa-type-escape.c: Update tree_pass descriptors.
16746 * tree-if-conv.c: Update tree_pass descriptors.
16747 * init-regs.c: Update tree_pass descriptors.
16748 * ipa.c: Update tree_pass descriptors.
16749 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16750 * rtl-factoring.c: Update tree_pass descriptors.
16751 * lower-subreg.c: Update tree_pass descriptors.
16752 * bt-load.c: Update tree_pass descriptors.
16753 * tree-dfa.c: Update tree_pass descriptors.
16754 * except.c: Update tree_pass descriptors.
16755 * emit-rtl.c: Update tree_pass descriptors.
16756 * cfgexpand.c: Update tree_pass descriptors.
16757 * tree-cfgcleanup.c: Update tree_pass descriptors.
16758 * cfgcleanup.c: Update tree_pass descriptors.
16759 * tree-ssa-pre.c: Update tree_pass descriptors.
16760 * tree-sra.c: Update tree_pass descriptors.
16761 * tree-mudflap.c: Update tree_pass descriptors.
16762 * tree-ssa-copy.c: Update tree_pass descriptors.
16763 * cfglayout.c: Update tree_pass descriptors.
16764 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16765 * tree-ssa-dce.c: Update tree_pass descriptors.
16766 * tree-ssa.c: Update tree_pass descriptors.
16767 * regclass.c: Update tree_pass descriptors.
16768 * integrate.c: Update tree_pass descriptors.
16769 * tree-optimize.c: Update tree_pass descriptors.
16770 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16771 * tree-object-size.c: Update tree_pass descriptors.
16772 * combine.c: Update tree_pass descriptors.
16773 * tree-outof-ssa.c: Update tree_pass descriptors.
16774 * bb-reorder.c: Update tree_pass descriptors.
16775 * stack-ptr-mod.c: Update tree_pass descriptors.
16776 * var-tracking.c: Update tree_pass descriptors.
16777 * tree-profile.c: Update tree_pass descriptors.
16778 * tree-vect-generic.c: Update tree_pass descriptors.
16779 * reg-stack.c: Update tree_pass descriptors.
16780 * sched-rgn.c: Update tree_pass descriptors.
16781 * tree-ssa-structalias.c: Update tree_pass descriptors.
16782 * tree-cfg.c: Update tree_pass descriptors.
16783 * passes.c (current_pass): Update declaration.
16784 (finish_optimization_passes): Update.
16785 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16786 (register_one_dump_file, register_dump_files_1, next_pass_1):
16788 (init_optimization_passes): Update handling of new types.
16789 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16790 * ipa-struct-reorg.c: Update tree_pass descriptors.
16791 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16792 * combine-stack-adj.c: Update tree_pass descriptors.
16793 * cfgrtl.c: Update tree_pass descriptors.
16794 * dce.c: Update tree_pass descriptors.
16795 * tree-ssanames.c: Update tree_pass descriptors.
16797 2008-03-19 Richard Guenther <rguenther@suse.de>
16799 PR middle-end/35609
16800 * tree-ssa.c (walk_data): New structure.
16801 (warn_uninitialized_var): If not always_executed warn with "maybe"
16803 (execute_early_warn_uninitialized): Compute post-dominators.
16804 Initialize always_executed before processing each basic block.
16806 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16809 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16810 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16812 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16814 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16816 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16818 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16820 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16821 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16822 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16823 target after ignore has been set, and move there also the commputation
16824 of subtarget and original_target.
16825 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16826 (LANG_HOOKS_INITIALIZER): Remove it.
16827 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16829 2008-03-18 Richard Guenther <rguenther@suse.de>
16831 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16832 found an expression with constants, note that in the VN for the lhs.
16833 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16834 fold them to constants if possible. Run cleanup_cfg if done so.
16835 (execute_pre): Return todo.
16836 (do_pre): Likewise.
16837 (execute_fre): Likewise.
16838 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16840 (get_prop_source_stmt): Look through pointer conversions.
16842 2008-03-18 Jan Hubicka <jh@suse.cz>
16844 * tree-pretty-print.c: Include predict.h.
16845 (dump_generic_node): Dump predictor.
16846 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16847 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16848 * gimple-low.c (lower_stmt): Likewise.
16849 * expr.c (expand_expr_real): Likewise.
16850 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16852 (build_predict_expr, build_predict_expr): New.
16853 * predict.h (predictor_name, build_predict_expr): Update.
16854 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16855 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16856 * predict.def (PRED_CONTINUE): Update hitrate.
16857 * tree.def (PREDICT_EXPR): Define.
16858 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16859 do not handle BIND_EXPR.
16860 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16861 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16862 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16865 2008-03-18 Michael Matz <matz@suse.de>
16867 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16869 2008-03-18 Richard Guenther <rguenther@suse.de>
16871 * tree-gimple.h (is_gimple_invariant_address): Declare.
16872 (is_gimple_constant): Likewise.
16873 * tree-gimple.c (is_gimple_constant): New function.
16874 (is_gimple_invariant_address): Likewise.
16875 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16876 and is_gimple_invariant_address.
16877 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16879 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16880 an addressable base.
16882 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16884 PR middle-end/35611
16885 * gimplify.c (gimplify_expr): Gimplify second operand of
16888 2008-03-17 Richard Guenther <rguenther@suse.de>
16890 PR tree-optimization/19637
16891 * fold-const.c (fold_unary): Remove restrictions of removing
16892 intermediate pointer-conversions (P2)(P1)P0.
16893 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16894 conversion to void pointer.
16895 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16897 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16900 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16901 emulated thread local variables.
16903 2008-03-16 Richard Guenther <rguenther@suse.de>
16905 PR middle-end/35607
16906 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16907 expand TREE_INVARIANT operations that are not gimple invariant.
16909 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16911 * doc/extend.texi (Alignment): Say that the ABI controls
16912 the __alignof__ for non-strict-alignment targets rather
16913 than being a recommendation.
16915 2008-03-15 Paul Brook <paul@codesourcery.com>
16917 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16919 (arm_output_fn_unwind): Mark functions that can not be unwound.
16921 2008-03-15 Paul Brook <paul@codesourcery.com>
16923 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16924 extension instructions.
16926 2008-03-15 Richard Guenther <rguenther@suse.de>
16928 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16929 and fold constant aggregate refs.
16930 (fold_const_aggregate_ref): Handle string constants
16931 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16932 (evaluate_stmt): Simplify now that ccp_fold folds constant
16935 2008-03-15 Paul Brook <paul@codesourcery.com>
16937 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16938 (extzv): Use gen_extzv_t2.
16939 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16941 2008-03-15 Richard Guenther <rguenther@suse.de>
16943 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16944 (fold_const_aggregate_ref): Likewise.
16945 (get_value): Return NULL if we don't have any values.
16946 (ccp_finalize): Set const_val to NULL after freeing it.
16947 * tree-flow.h (get_symbol_constant_value): Declare.
16948 (fold_const_aggregate_ref): Likewise.
16949 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16951 2008-03-15 Richard Guenther <rguenther@suse.de>
16953 PR middle-end/35593
16954 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16955 to not produce negative array indices if not allowed. Add
16956 parameter to indicate that.
16957 (maybe_fold_offset_to_component_ref): Allow negative array
16958 indices only for the first member of a structure.
16959 (maybe_fold_offset_to_reference): Allow negative array indices.
16960 (maybe_fold_stmt_addition): Likewise.
16962 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16963 Anatoly Sokolov <aesok@post.ru>
16965 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16966 (avr_arch): Add ARCH_AVR6.
16967 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16968 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16969 instead of fixed value 2.
16970 (print_operand_address): Use gs() asm specifier instead of pm().
16971 (avr_assemble_integer): (Ditto.).
16972 (avr_output_addr_vec_elt): (Ditto.).
16973 (print_operand): Handle "!" code.
16974 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16975 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16976 (AVR_HAVE_EIJMP_EICALL): Define.
16977 (AVR_3_BYTE_PC): Redefine.
16978 (AVR_2_BYTE_PC): (Ditto.).
16979 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16980 (LINK_SPEC): Add atmega2560 and atmega2561.
16981 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16983 * config/avr/avr.md (call_insn): Use eicall instead of icall
16984 for 3 byte PC devices.
16985 (call_value_insn): (Ditto.).
16986 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16987 (indirect_jump): Use only for for 2 byte PC devices.
16988 (*tablejump): (Ditto.).
16989 (*indirect_jump_avr6): Add insn.
16990 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16991 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16992 instead of ijmp for 3 byte PC devices.
16993 (__tablejump2__): (Ditto.).
16994 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16995 (MULITLIB_DIRNAMES): (Ditto.).
16996 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16998 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17000 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17001 "sse2_umulsidi3". Use V1DI mode for operand 0.
17002 ("mmx_psadbw"): Use V1DI mode for operand 0.
17003 * config/i386/i386-modes.def (V1SI): New vector mode.
17004 * config/i386/i386.c (struct builtin_description)
17005 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17006 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17007 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17008 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17009 v1di_ftype_v8qi_v8qi type.
17010 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17012 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17013 __builtin_ia32_pmuludq]: Fix the mode of return value.
17015 2008-03-15 Richard Guenther <rguenther@suse.de>
17017 PR middle-end/35595
17018 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17021 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17023 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17024 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17025 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17026 unless TARGET_SERIALIZE_VOLATILE is enabled.
17027 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17028 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17029 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17031 2008-03-14 Richard Guenther <rguenther@suse.de>
17033 PR tree-optimization/34172
17034 * tree-flow.h (refs_may_alias_p): Declare.
17035 (get_single_def_stmt): Likewise.
17036 (get_single_def_stmt_from_phi): Likewise.
17037 (get_single_def_stmt_with_phi): Likewise.
17038 * tree-dfa.c (refs_may_alias_p): New function.
17039 (get_single_def_stmt): Likewise.
17040 (get_single_def_stmt_from_phi): Likewise.
17041 (get_single_def_stmt_with_phi): Likewise.
17042 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17043 (vn_reference_lookup_1): New helper function.
17044 (vn_reference_lookup): Walk the virtual use-def chain to
17045 continue searching for a match if the def does not alias the
17046 reference we are looking for.
17048 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17050 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17051 archive and Perzl. Update The Written Word listing.
17053 2008-03-14 Richard Guenther <rguenther@suse.de>
17055 PR tree-optimization/34043
17056 PR tree-optimization/33989
17057 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17059 (bitmap_find_leader): Use extra argument to verify dominance
17060 relationship inside a basic-block.
17061 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17062 (find_leader_in_sets): Adjust.
17063 (create_component_ref_by_pieces): Take extra argument for
17064 dominance check, handle lookup failures.
17065 (find_or_generate_expression): Likewise.
17066 (create_expression_by_pieces): Likewise.
17067 (insert_into_preds_of_block): Adjust.
17068 (create_value_expr_from): If asked for, verify all operands
17069 are in the blocks AVAIL_OUT set.
17070 (make_values_for_stmt): Check for SSA_NAMEs that are life
17071 over an abnormal edge.
17072 (compute_avail): Remove such check.
17073 (do_SCCVN_insertion): New function.
17074 (eliminate): If we do not find a leader suitable for replacement
17075 insert a replacement expression from SCCVN if available.
17076 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17077 (struct vn_ssa_aux): Add needs_insertion flag.
17078 * tree-ssa-sccvn.c (may_insert): New global flag.
17079 (copy_reference_ops_from_ref): Value-number union member access
17080 based on its size, not type and member if insertion is allowed.
17081 (visit_reference_op_load): For a weak match from union type
17082 punning lookup a view-converted value and insert a SSA_NAME
17083 for that value if that is not found.
17084 (visit_use): Make dumps shorter. Do not disallow value numbering
17085 SSA_NAMEs that are life over an abnormal edge to constants.
17086 (free_scc_vn): Release inserted SSA_NAMEs.
17087 (run_scc_vn): New flag to specify whether insertion is allowed.
17088 Process SSA_NAMEs in forward order.
17089 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17090 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17091 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17092 pointer type to/from integral types that do not change the
17093 precision to regular conversions.
17095 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17097 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17098 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17099 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17100 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17101 input arguments and the mode of return value. Built-in functions
17102 that operate on whole 64-bit MMX register now use V1DI mode.
17104 2008-03-13 Alon Dayan <alond@il.ibm.com>
17105 Olga Golovanevsky <olga@il.ibm.com>
17107 PR tree-optimization/35041
17108 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17109 to locate the right position in a statement.
17111 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17115 * config/i386/xmmintrin.h: Change all static inline functions to
17116 extern inline and add __gnu_inline__ attribute.
17117 * config/i386/bmintrin.h: Ditto.
17118 * config/i386/smmintrin.h: Ditto.
17119 * config/i386/tmmintrin.h: Ditto.
17120 * config/i386/mmintrin-common.h: Ditto.
17121 * config/i386/ammintrin.h: Ditto.
17122 * config/i386/emmintrin.h: Ditto.
17123 * config/i386/pmmintrin.h: Ditto.
17124 * config/i386/mmintrin.h: Ditto.
17125 * config/i386/mm3dnow.h: Ditto.
17127 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17129 PR middle-end/35185
17130 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17131 (lower_omp_2): New function.
17132 (lower_omp_1, lower_omp): Rewritten.
17134 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17137 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17138 with the phrase "Microsoft Windows compilers".
17139 (Push/Pop Macro Pragmas): New subsection. Document
17140 #pragma push_macro and pragma pop_macro.
17142 2008-03-12 Paul Brook <paul@codesourcery.com>
17144 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17146 2008-03-12 Paul Brook <paul@codesourcery.com>
17148 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17149 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17150 (thumb2_addsi_shortim): Rename ...
17151 (thumb2_addsi_short): ... to this. Allow register operands.
17152 (thumb2_subsi_short): New pattern.
17153 (thumb2_one_cmplsi2_short,
17154 thumb2_negsi2_short): New patterns and peepholes.
17156 2008-03-12 Paul Brook <paul@codesourcery.com>
17158 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17160 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17162 * config/i386/i386.md (int_cond): New code iterator.
17164 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17165 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17166 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17167 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17168 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17169 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17170 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17171 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17173 2008-03-12 Paul Brook <paul@codesourcery.com>
17175 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17176 instead of {arm,thumb}_compute_save_reg_mask.
17177 (output_return_instruction): Ditto.
17178 (thumb_unexpanded_epilogue): Ditto.
17179 (thumb1_expand_prologue): Ditto.
17180 (thumb1_output_function_prologue): Ditto.
17181 (arm_set_return_address): Ditto.
17182 (thumb_set_return_address): Ditto.
17183 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17184 regs to achieve stack alignment.
17185 (thumb1_compute_save_reg_mask): Fix compiler warning.
17186 (arm_output_epilogue): Use offsets->saved_regs_mask.
17187 Adjust stack pointer by poping call clobered registers.
17188 (arm_expand_prologue): Use offsets->saved_regs_mask.
17189 Adjust stack pointer by pushing extra registers.
17190 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17192 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17195 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17196 conversion to the operands of a multiplication.
17198 2008-03-12 Richard Guenther <rguenther@suse.de>
17200 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17201 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17202 * timevar.def (TV_TREE_PHIPROP): Add.
17203 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17204 pass description. Use TV_TREE_PHIPROP.
17205 * tree-ssa-forwprop.c: Remove phiprop code.
17207 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17209 PR middle-end/35549
17210 * omp-low.c (maybe_lookup_decl): Constify first argument.
17211 (use_pointer_for_field): Change last argument from bool to
17212 omp_context *. Disallow shared copy-in/out in nested
17213 parallel if decl is shared in outer parallel too.
17214 (build_outer_var_ref, scan_sharing_clauses,
17215 lower_rec_input_clauses, lower_copyprivate_clauses,
17216 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17218 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17219 Ira Rosen <irar@il.ibm.com>
17221 * tree-vectorizer.c (free_stmt_vec_info): New function.
17222 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17223 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17224 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17225 * tree-vect-transform.c (vectorizable_conversion): Free
17226 vec_oprnds0 if it was allocated.
17227 (vect_permute_store_chain): Remove unused VECs.
17228 (vectorizable_store): Free VECs that are allocated in the..
17230 (vect_transform_strided_load, vectorizable_load): Likewise.
17231 (vect_remove_stores): Simplify the code.
17232 (vect_transform_loop): Move code to vect_remove_stores().
17233 Call vect_remove_stores() and free_stmt_vec_info().
17235 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17237 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17238 TARGET_HPUX. Revise comment.
17239 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17240 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17241 Use sr4 variant of `be' instruction when not generating PIC code.
17242 (attr_length_call): Adjust for above change.
17244 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17246 * ipa-reference.c (static_execute): Remove module_statics_const and
17247 associated setting code.
17249 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17252 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17253 predicate for operand 1.
17254 (paritysi2_cmp): Use register_operand predicate for operand 2.
17255 Use earlyclobber modifier for operand 1. Remove support for
17257 (paritydi2_cmp): Use register_operand predicate for operand 3.
17258 Use earlyclobber modifier for operand 1. Remove support for
17261 2008-03-11 Paul Brook <paul@codesourcery.com>
17262 Vladimir Prus <vladimir@codesourcery.com>
17264 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17265 (arm_compute_save_reg0_reg12_mask): Always
17266 check if register 11 must be saved. Always safe hard frame pointer
17267 when frame_pointer_needeed.
17268 (arm_compute_save_reg_mask): Save IP and PC
17269 only with apcs frames.
17270 (arm_output_epilogue): Adjust Thumb2 codepath to
17271 be also invoked and work for ARM non-apcs frames.
17272 (arm_expand_prologue): Don't bother saving IP
17273 for non-apcs frame, since it's not clobbered by
17274 prologue code. Implement non-apcs frame
17277 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17279 PR rtl-optimization/35281
17280 * expr.c (convert_move): Use a new pseudo for the intermediate
17281 from_mode->word_mode result.
17283 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17285 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17286 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17287 * toplev.c (compile_file): Don't call it.
17289 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17291 PR middle-end/35526
17292 * expr.c (store_expr): Call emit_block_move if the mode
17293 of "temp" RTX is BLKmode.
17295 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17296 Richard Guenther <rguenther@suse.de>
17298 PR tree-optimization/31358
17299 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17300 the step with a NULL_TREE.
17301 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17302 to sizetype if type is a pointer type.
17303 (add_candidate_1): Don't convert the base and step to
17304 the generic type if the orginal type is a pointer type.
17305 (add_iv_value_candidates): Use sizetype for the step
17306 if type is a pointer type.
17307 (cand_value_at): Likewise.
17308 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17310 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17311 Don't convert the tem affine to the type.
17312 (add_elt_to_tree): Use sizetype for the step if a pointer.
17313 Use POINTER_PLUS_EXPR for pointers.
17314 (aff_combination_to_tree): Use sizetype for the step if a
17317 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17319 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17320 Remove commutativity hint.
17322 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17326 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17327 errorneous type. Check that v is a VAR_DECL.
17329 PR middle-end/35099
17330 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17332 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17334 PR tree-optimization/35494
17335 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17336 may be overriden at link and run time.
17338 2008-03-10 Richard Guenther <rguenther@suse.de>
17340 PR tree-optimization/34677
17341 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17342 (poolify_tree): Likewise.
17343 (modify_expr_template): Likewise.
17344 (poolify_modify_stmt): Likewise.
17345 (insert_fake_stores): Handle all component-ref style stores
17346 in addition to INDIRECT_REF. Also handle complex types.
17347 Do not poolify the inserted load.
17348 (realify_fake_stores): Do not rebuild the tree but only
17349 make it a SSA_NAME copy.
17350 (init_pre): Remove initialzation of modify_expr_template.
17351 Do not allocate modify_expr_node_pool.
17352 (fini_pre): Do not free modify_expr_node_pool.
17354 2008-03-10 Paul Brook <paul@codesourcery.com>
17356 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17357 to avoid conflicts.
17359 2008-03-10 Paul Brook <paul@codesourcery.com>
17360 Mark Shinwell <shinwell@codesourcery.com>
17362 * config/arm/cortex-r4.md: New.
17363 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17365 * config/arm/arm.md: Include cortex-r4.md.
17366 (insn): Add smmls, sdiv and udiv values.
17367 (generic_sched): Don't use generic scheduling for Cortex-R4.
17368 (arm_issue_rate): New function.
17369 (TARGET_SCHED_ISSUE_RATE): Define.
17371 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17373 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17375 2008-03-10 Richard Guenther <rguenther@suse.de>
17377 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17378 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17380 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17382 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17383 Set default to true.
17385 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17387 * c.opt (Wsynth): Deprecate.
17388 * doc/invoke.texi (Option Summary, Warning Options): Document
17389 -Wno-format-contains-nul.
17391 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17394 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17395 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17397 2008-03-09 Ira Rosen <irar@il.ibm.com>
17399 * config/rs6000/rs6000.c (builtin_description): Rename vector
17400 left shift operations.
17401 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17402 (altivec_vsl<VI_char>): Rename to ...
17403 (ashl<mode>3): ... new name.
17404 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17406 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17408 2008-03-08 Richard Guenther <rguenther@suse.de>
17410 * coverage.h (tree_coverage_counter_addr): Declare.
17411 * coverage.c (tree_coverage_counter_addr): New function.
17412 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17413 before using again.
17414 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17415 (tree_gen_one_value_profiler): Likewise.
17416 (tree_gen_ic_profiler): Likewise.
17417 (tree_gen_average_profiler): Likewise.
17418 (tree_gen_ior_profiler): Likewise.
17420 2008-03-08 Richard Guenther <rguenther@suse.de>
17422 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17423 (vn_binary_op_insert): Likewise.
17424 (vn_unary_op_lookup): Likewise.
17425 (vn_unary_op_insert): Likewise.
17426 (vn_nary_op_lookup): Declare.
17427 (vn_nary_op_insert): Likewise.
17428 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17429 and binary hashes, use a single obstack for unary_op_pool
17430 and binary_op_pool.
17431 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17432 a single struct vn_nary_op_s. Store tree code length and
17433 a variable number of operands.
17434 (struct vn_reference_op_struct): Remove unused op2.
17435 (vn_reference_op_eq): Do not compare op2.
17436 (vn_reference_op_compute_hash): Do not compute hash of op2.
17437 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17438 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17439 with vn_nary_op_compute_hash.
17440 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17441 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17443 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17445 (visit_unary_op): Call nary functions.
17446 (visit_binary_op): Likewise.
17447 (process_scc): Adjust for struct vn_tables_s changes.
17448 (allocate_vn_table): Likewise.
17449 (free_vn_table): Likewise.
17450 * tree-vn.c (vn_add): Call nary functions.
17451 (vn_lookup): Likewise.
17453 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17456 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17457 wdst back after sync_compare_and_swapqhi_internal.
17459 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17462 * config/i386/i386-modes.def (V1DI): New vector mode.
17463 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17464 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17465 (MMXMODE248): Ditto.
17466 (MMXMODE): Add V1DI mode.
17467 (mmxvecsize): Change DI mode to V1DI mode.
17468 ("mov<mode>): Use MMXMODEI8 mode iterator.
17469 ("*mov<mode>_internal_rex64"): Ditto.
17470 ("*mov<mode>_internal"): Ditto.
17471 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17472 ("mmx_sub<mode>3"): Ditto.
17473 ("mmx_adddi3"): Remove insn pattern.
17474 ("mmx_subdi3"): Ditto.
17475 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17476 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17477 ("mmx_ashl<mode>3"): Ditto.
17478 ("mmx_lshrdi3"): Remove insn pattern.
17479 ("mmx_ashldi3"): Ditto.
17480 * config/i386/i386.c (classify_argument): Handle V1DImode.
17481 (function_arg_advance_32): Ditto.
17482 (function_arg_32): Ditto.
17483 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17484 mmx_addv1di3 insn pattern.
17485 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17486 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17487 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17488 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17489 Remove definitions of built-in functions.
17490 (V1DI_type_node): New node.
17491 (v1di_ftype_v1di_int): Ditto.
17492 (v1di_ftype_v1di_v1di): Ditto.
17493 (v2si_ftype_v2si_si): Ditto.
17494 (v4hi_ftype_v4hi_di): Remove node.
17495 (v2si_ftype_v2si_di): Ditto.
17496 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17497 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17498 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17499 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17500 Add new builtins using def_builtin_const.
17501 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17502 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17503 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17504 * config/i386/mmintrin.h (__v1di): New typedef.
17505 (_mm_add_si64): Cast arguments to __v1di type.
17506 (_mm_sub_si64): Ditto.
17507 (_mm_sll_pi16): Cast __count to __v4hi type.
17508 (_mm_sll_pi32): Cast __count to __v2si type.
17509 (_mm_sll_si64): Cast arguments to __v1di type.
17510 (_mm_srl_pi16): Cast __count to __v4hi type.
17511 (_mm_srl_pi32): Cast __count to __v2si type.
17512 (_mm_srl_si64): Cast arguments to __v1di type.
17513 (_mm_sra_pi16): Cast __count to __v4hi type.
17514 (_mm_sra_pi32): Cast __count to __v2si type.
17515 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17516 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17517 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17518 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17519 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17520 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17521 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17522 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17523 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17524 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17525 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17526 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17528 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17530 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17532 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17535 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17536 reg+const addressing for Altivec modes. Don't generate reg+reg
17537 addressing for TFmode or TDmode quantities.
17539 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17541 * c-common.c (vector_types_convertible_p): Call langhook
17542 instead of comptypes.
17544 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17547 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17548 integral and scalar float variables which have a
17551 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17553 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17554 dwarf_register_span hook when emitting unwind information for
17555 register-to-memory saves.
17556 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17557 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17559 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17561 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17562 for the same VAR_DECL.
17564 2008-03-06 Tom Tromey <tromey@redhat.com>
17566 * treelang: Delete.
17567 * doc/standards.texi (Standards): Don't mention treelang.
17568 * doc/invoke.texi (Overall Options): Don't mention treelang.
17569 * doc/install.texi (Prerequisites): Don't mention bison or
17571 (Configuration): Don't mention treelang.
17572 (Building): Likewise.
17573 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17575 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17577 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17578 word-extractions out of a multi-word object.
17580 2008-03-06 Richard Guenther <rguenther@suse.de>
17582 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17583 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17584 result type and precision.
17585 * expr.c (get_inner_reference): Set unsignedp based on the result
17586 type of BIT_FIELD_REF.
17587 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17588 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17589 (try_instantiate_multiple_fields): Likewise. Use the correct type
17591 (sra_build_assignment): Likewise.
17592 (sra_build_elt_assignment): Likewise.
17593 (sra_explode_bitfield_assignment): Likewise.
17594 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17595 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17596 set BIT_FIELD_REF_UNSIGNED.
17597 (vectorizable_load): Likewise.
17599 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17601 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17604 2008-03-06 Richard Guenther <rguenther@suse.de>
17606 * alias.c (struct alias_set_entry): Move has_zero_child field
17607 to pack with alias_set.
17609 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17611 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17614 2008-03-05 Ian Lance Taylor <iant@google.com>
17616 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17618 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17620 * fwprop.c (update_df): Support width and offset parameters of
17622 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17623 global_conflicts): Change DF_REF_EXTRACT to either
17624 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17625 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17626 * df-scan.c (df_ref_record, df_defs_record,
17627 df_ref_create_structure, df_def_record_1, df_uses_record,
17628 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17629 df_bb_refs_collect, df_entry_block_defs_collect,
17630 df_exit_block_uses_collect): Support new width and offset fields.
17631 (ref_extract_pool): New storage pool.
17632 (df_free_ref): New function.
17633 (df_reg_chain_unlink, df_free_collection_rec,
17634 df_sort_and_compress_refs): Call df_free_ref.
17635 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17637 (df_ref_create_structure): Allocate df_ref_extract if offset and
17638 width fields are used.
17639 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17640 (df_uses_record): Get offset and width from ZERO_EXTRACT
17642 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17643 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17644 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17645 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17646 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17647 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17648 (df_ref_extract): New structure.
17649 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17650 (df_ref_create): Add width and offset parameters.
17652 2008-03-05 Richard Guenther <rguenther@suse.de>
17654 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17655 Use ranges_overlap_p.
17656 (offset_overlaps_with_access): Rename
17657 to ranges_overlap_p and move ...
17658 * tree-flow-inline.h (ranges_overlap_p): ... here.
17660 * tree.h (get_inner_reference, handled_component_p): Update
17663 * tree.h (record_component_aliases, get_alias_set,
17664 alias_sets_conflict_p, alias_sets_must_conflict_p,
17665 objects_must_conflict_p): Move declarations ...
17666 * alias.h (record_component_aliases, get_alias_set,
17667 alias_sets_conflict_p, alias_sets_must_conflict_p,
17668 objects_must_conflict_p): ... here.
17669 Include coretypes.h.
17670 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17672 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17674 * cfg.c: Include tree-flow.h.
17675 (remove_edge_raw): Call redirect_edge_var_map_clear.
17676 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17677 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17678 (redirect_edge_var_map_result): New.
17679 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17680 PENDING_STMT use with redirect_edge_var_map_*.
17681 * tree-ssa.c (edge_var_maps): New definition.
17682 (redirect_edge_var_map_add): New.
17683 (redirect_edge_var_map_clear): New.
17684 (redirect_edge_var_map_dup): New.
17685 (redirect_edge_var_map_vector): New.
17686 (redirect_edge_var_map_destroy): New.
17687 (ssa_redirect_edge): Replace PENDING_STMT use with
17688 redirect_edge_var_map_*.
17689 (flush_pending_stmts): Same.
17690 (delete_tree_ssa): Destroy edge var map.
17691 * tree-flow.h (struct _edge_var_map): New.
17692 Define edge_var_map vector type.
17693 Declare redirect_edge_var_map_* prototypes.
17694 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17695 * tree-cfg.c (reinstall_phi_args): Replace
17696 PENDING_STMT use with redirect_edge_var_map_*.
17698 2008-03-05 Richard Guenther <rguenther@suse.de>
17700 PR tree-optimization/35472
17701 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17702 whose single use_stmt has a overlapping set of loaded and
17703 stored symbols as that use_stmt might be a noop assignment then.
17705 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17707 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17709 2008-03-05 Richard Guenther <rguenther@suse.de>
17712 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17713 should be constants.
17714 * tree-cfg.c (verify_expr): Verify it.
17715 * fold-const.c (fold_truthop): Remove code generating
17716 BIT_FIELD_REFs of structure bases.
17717 (fold_binary): Likewise.
17718 (fold_ternary): Position and size of BIT_FIELD_REFs are
17719 always host integers.
17720 (make_bit_field_ref): Remove.
17721 (optimize_bit_field_compare): Remove.
17722 (all_ones_mask_p): Remove.
17724 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17727 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17728 (split_block_and_df_analyze): New. Split basic block and rebuild
17730 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17732 (split_pattern_seq): Likewise.
17733 (erase_matching_seqs): Likewise.
17734 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17736 2008-03-04 Geoff Keating <geoffk@apple.com>
17738 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17739 declaration and code.
17740 (tree_invalid_nonnegative_warnv_p): Likewise.
17742 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17744 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17745 examples. Truncate option-names then causing overfull hbox.
17747 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17750 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17752 * configure: Rebuilt.
17754 2008-03-04 Rafael Espindola <espindola@google.com>
17756 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17757 (tree_unary_nonnegative_warnv_p): New.
17758 (tree_binary_nonnegative_warnv_p): New.
17759 (tree_single_nonnegative_warnv_p): New.
17760 (tree_invalid_nonnegative_warnv_p): New.
17761 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17763 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17766 * opts.c (handle_option): Postpone 'unknown option' errors only for
17769 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17775 2008-03-04 Rafael Espindola <espindola@google.com>
17777 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17778 (tree_binary_nonzero_warnv_p): New.
17779 (tree_single_nonzero_warnv_p): New.
17780 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17782 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17784 PR middle-end/35456
17785 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17786 transformations for modes that have signed zeros.
17787 * ifcvt.c (noce_try_abs): Ditto.
17789 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17791 * config/i386/i386.c (override_options): Force
17792 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17794 2008-03-04 Jan Hubicka <jh@suse.cz>
17797 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17800 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17802 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17803 label to probe the stack.
17805 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17807 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17808 (__gthr_win32_mutex_destroy): Declare.
17809 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17810 __gthr_win32_mutex_destroy.
17811 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17813 2008-03-03 Jan Hubicka <jh@suse.cz>
17816 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17817 aggressive on inlining cold calls.
17819 2008-03-03 Richard Guenther <rguenther@suse.de>
17821 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17822 struct copies into the expression table.
17823 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17824 (try_to_simplify): Likewise.
17825 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17826 integral and pointer arguments which do not change the
17827 precision to NOP_EXPRs.
17828 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17829 VIEW_CONVERT_EXPR case.
17831 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17833 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17834 defined in a loop at depth 0 is invariant.
17835 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17836 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17837 be called at loop depth 0.
17839 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17842 * gcc.c (process_command): Update copyright notice dates.
17843 * gcov.c (print_version): Likewise.
17844 * gcov-dump.c (print_version): Likewise.
17845 * mips-tfile.c (main): Likewise.
17846 * mips-tdump.c (main): Likewise.
17848 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17851 * c-common.c (flag_permissive): Delete.
17852 (constant_expression_warnings): Check flags first.
17853 (constant_expression_error): New.
17854 * c-common.h (flag_permissive): Delete.
17855 (constant_expression_error): Declare.
17856 * flags.h (flag_permissive): Declare. Update description.
17857 * diagnostic.c (pedwarn): Update.
17859 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17860 (permissive_error_kind): New.
17861 * toplev.c (flag_permissive): Define. Update description.
17862 * toplev.h (permissive_error_kind): Declare.
17863 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17864 (pedwarn_c90): Use pedantic_warning_kind.
17865 * c-opts.c (c_common_post_options): flag_permissive does not affect
17866 flag_pedantic_errors.
17868 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17870 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17871 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17872 __absvsi2, __absvDI2): Use unsigned arithmetic.
17874 2008-03-02 Andi Kleen <ak@suse.de>
17875 Richard Guenther <rguenther@suse.de>
17877 * struct-equiv.c: Remove file.
17878 * cfg_cleanup.c (condjump_equiv_p): Remove.
17879 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17880 (struct-equiv.o): Remove rule.
17881 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17882 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17883 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17885 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17887 * ifcvt.c (noce_process_if_block): Try to handle only the then
17888 block if the else block exists but isn't suitable.
17890 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17893 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17894 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17895 regression from previous patch.
17897 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17900 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17902 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17903 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17904 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17905 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17906 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17907 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17908 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17909 (__gthread_mutex_destroy_function): Rename to
17910 __gthread_mutex_destroy.
17911 * gthr-dce.h (__gthread_mutex_destroy): Call
17912 pthread_mutex_destroy.
17913 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17914 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17915 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17917 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17919 * df-scan.c (df_ref_chain_change_bb): Simplify.
17920 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17921 set_block_for_insn if there's any change.
17922 * df.h ((df_insn_change_bb): Fix prototype.
17923 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17924 df_insn_change_bb, don't call set_block_for_insn.
17925 * emit-rtl.c (reorder_insns): Likewise.
17926 * haifa-sched.c (move_insn): Likewise.
17928 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17930 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17932 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17934 * tree-flow-inline.h (next_readonly_imm_use): Return
17935 NULL_USE_OPERAND_P after the end.
17937 2008-03-01 Richard Guenther <rguenther@suse.de>
17939 PR tree-optimization/35411
17940 * tree-sra.c (sra_build_assignment): Split conversion to
17941 final type to a separate statement if we are not assigning
17944 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17946 * fold-const.c (fold_convertible_p): Correct the logic to follow
17947 that in fold_convert().
17949 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17952 * tree-inline.c (build_duplicate_type): When we make a
17953 duplicate type, make it unique in the canonical types system.
17955 2008-02-29 Tom Tromey <tromey@redhat.com>
17957 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17958 input_file_stack_history, input_file_stack_restored): Remove.
17959 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17960 * input.h (struct file_stack): Remove.
17961 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17962 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17964 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17966 (diagnostic_last_module_changed): Add 'map' argument.
17967 (diagnostic_set_last_function): Likewise.
17968 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17969 line map, not input_file_stack.
17970 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17972 2008-02-29 Paul Brook <paul@codesourcery.com>
17974 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17976 2008-02-29 Paul Brook <paul@codesourcery.com>
17978 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17980 2008-02-29 Richard Guenther <rguenther@suse.de>
17982 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17984 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17985 value for comparing for a store match.
17986 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17987 (try_to_simplify): Do not do a full-blown reference lookup.
17989 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17991 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17992 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17994 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17996 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17998 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17999 strides against cache sizes.
18001 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18003 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18006 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18008 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18009 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18010 is smaller than the original promoted value.
18011 (simplify_subreg): If OP is a SUBREG, try to preserve its
18012 SUBREG_PROMOTED_VAR_P information.
18014 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18016 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18017 (VN_INFO_GET): Allocate new objects on the obstack.
18018 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18019 for rpo_numbers_temp, for consistency.
18020 (free_scc_vn): Free the obstack.
18022 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18024 * doc/invoke.texi: Document -ftree-loop-distribution.
18025 * tree-loop-distribution.c: New.
18026 * tree-pass.h (pass_loop_distribution): New.
18027 * graphds.h (struct graph): Add htab_t indices.
18028 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18029 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18030 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18031 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18032 * tree-data-ref.c (debug_data_dependence_relations): New.
18033 (dump_data_dependence_relation): Also print data references.
18034 (free_data_ref): Extern.
18035 (same_access_functions): Moved...
18036 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18037 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18038 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18039 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18040 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18041 (stmts_from_loop): Skip LABEL_EXPR.
18042 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18044 (build_rdg): Initialize rdg->indices htab.
18045 (free_rdg, stores_from_loop, ref_base_address,
18046 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18047 have_similar_memory_accesses_1, ref_base_address_1,
18048 remove_similar_memory_refs): New.
18049 * tree-data-ref.h: Depend on tree-chrec.h.
18050 (debug_data_dependence_relations, free_data_ref): Declared.
18051 (same_access_functions): ... here.
18052 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18054 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18055 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18056 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18057 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18058 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18059 rdg_vertex_for_stmt): Declared.
18060 (struct rdg_edge): Add level.
18062 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18063 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18065 (rdg_has_similar_memory_accesses): New.
18066 * tree-vect-analyze.c: Remove unused static decls.
18067 * lambda.h (dependence_level): New.
18068 * common.opt (ftree-loop-distribution): New.
18069 * tree-flow.h (mark_virtual_ops_in_bb,
18070 slpeel_tree_duplicate_loop_to_edge_cfg,
18071 rename_variables_in_loop): Declared.
18072 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18073 (OBJS-common): Add tree-loop-distribution.o.
18074 (tree-loop-distribution.o): New rule.
18075 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18076 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18077 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18079 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18082 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18083 other than structures and unions.
18085 2008-02-28 Richard Guenther <rguenther@suse.de>
18088 2008-02-26 Richard Guenther <rguenther@suse.de>
18090 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18091 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18092 (lookup_decl_from_uid): Declare.
18093 (remove_decl_from_map): Likewise.
18094 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18095 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18096 (decl_for_uid_map): New global hashtable mapping DECL_UID
18098 (init_ttree): Allocate it.
18099 (insert_decl_to_uid_decl_map): New helper function.
18100 (make_node_stat): Insert new decls into the map.
18101 (copy_node_stat): Likewise.
18102 (lookup_decl_from_uid): New function.
18103 (remove_decl_from_map): Likewise.
18104 (print_decl_for_uid_map_statistics): New helper.
18105 (dump_tree_statistics): Call it.
18107 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18108 (referenced_var_iterator): Adjust.
18109 (FOR_EACH_REFERENCED_VAR): Adjust.
18110 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18111 (num_referenced_vars): Adjust.
18112 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18113 (first_referenced_var): Remove.
18114 (end_referenced_vars_p): Likewise.
18115 (next_referenced_var): Likewise.
18116 (referenced_var_iterator_set): New helper function.
18117 * tree-dfa.c (referenced_var_lookup): Adjust.
18118 (referenced_var_check_and_insert): Likewise.
18119 (remove_referenced_var): Likewise.
18120 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18121 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18122 (verify_call_clobbering): Likewise.
18123 (verify_memory_partitions): Likewise.
18124 (init_tree_ssa): Allocate bitmap instead of hashtable for
18126 (delete_tree_ssa): Adjust.
18127 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18128 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18129 (compute_tag_properties): Likewise.
18130 (set_initial_properties): Likewise.
18131 (find_partition_for): Likewise.
18132 (update_reference_counts): Likewise.
18133 (dump_may_aliases_for): Likewise.
18134 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18135 (add_call_clobber_ops): Likewise.
18136 (add_call_read_ops): Likewise.
18137 (get_asm_expr_operands): Likewise.
18138 * tree-into-ssa.c (dump_decl_set): Likewise.
18139 (update_ssa): Likewise.
18140 * tree-sra.c (scan_function): Likewise.
18141 (decide_instantiations): Likewise.
18142 (scalarize_parms): Likewise.
18143 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18144 (dsa_named_for): Likewise.
18145 * tree-ssa-structalias.c (update_alias_info): Likewise.
18146 (merge_smts_into): Likewise.
18148 2008-02-27 David Daney <ddaney@avtrex.com>
18151 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18152 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18153 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18154 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18155 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18157 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18160 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18161 (BUILT_IN_NEXTTOWARD): Remove.
18162 (BUILT_IN_NEXTTOWARDF): Ditto.
18163 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18164 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18166 2008-02-27 Tom Tromey <tromey@redhat.com>
18168 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18169 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18171 2008-02-27 Jan Beulich <jbeulich@novell.com>
18173 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18174 update the respective field on newdecl.
18176 2008-02-27 Revital Eres <eres@il.ibm.com>
18178 PR rtl-optimization/34999
18179 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18180 crossing edges that ends with a call insn.
18181 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18182 call insn and clear the EDGE_CROSSING flag of the crossing edge
18183 when fixing fallthru edges.
18185 2008-02-27 Richard Guenther <rguenther@suse.de>
18187 PR middle-end/35390
18188 * fold-const.c (fold_unary): Return the correct argument,
18189 converted to the result type.
18191 2008-02-27 Richard Guenther <rguenther@suse.de>
18193 PR middle-end/34971
18194 * expr.c (expand_expr_real_1): Assert on rotates that operate
18196 * fold-const.c (fold_binary): Use the types precision, not the
18197 bitsize of the mode if folding rotate expressions. Build rotates
18198 only for full modes.
18200 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18202 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18203 and CPP_PRAGMA_EOL.
18204 * c-pragma.c (pragma_ns_name): New typedef.
18205 (registered_pp_pragmas): New variable.
18206 (c_pp_lookup_pragma): New function.
18207 (c_register_pragma_1): If flag_preprocess_only, do nothing
18208 for non-expanded pragmas, for expanded ones push pragma's
18209 namespace and name into registered_pp_pragmas vector.
18210 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18211 flag_preprocess_only, don't register GCC pch_preprocess
18212 pragma if flag_preprocess_only.
18213 * c-opts.c (c_common_init): Call init_pragma even if
18214 flag_preprocess_only.
18215 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18216 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18217 cpp_register_pragma if flag_preprocess_only.
18219 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18222 * c-parser.c (c_parser_translation_unit): Warn for empty
18223 translation unit, not empty source file.
18225 2008-02-26 Paul Brook <paul@codesourcery.com>
18227 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18228 operand for Thumb-2.
18229 * config/arm/arm.h (reg_class): Add CORE_REGS.
18230 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18231 (BASE_REG_CLASS): Use CORE_REGS.
18232 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18233 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18234 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18235 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18236 ARM_REGNO_OK_FOR_INDEX_P.
18237 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18238 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18239 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18240 (ldm/stm peepholes): Ditto.
18241 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18242 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18243 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18244 * config/arm/constraints.md: Enable "k" constraint on ARM.
18246 2008-02-27 Ben Elliston <bje@au.ibm.com>
18248 * config/rs6000/rs6000.c: Annotate cache line size field in all
18249 instances of struct processor_costs.
18251 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18253 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18254 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18255 jump_bypass): New counters.
18256 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18257 * dce.c (gate_ud_dce): Same.
18258 (gate_fast_dce): Same.
18259 * dse.c (gate_dse1): New function.
18260 (gate_dse2): New function.
18261 (gate_dse): Merge results of new gate functions.
18262 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18263 (gate_handle_jump_bypass): Add dbg_cnt.
18264 (gate_handle_gcse): Add dbg_cnt.
18265 * ifcvt.c (gate_handle_if_conversion): Same.
18266 (gate_handle_if_after_combine): Same.
18267 (gate_handle_if_after_reload): Same.
18268 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18270 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18272 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18274 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18276 2008-02-26 Jason Merrill <jason@redhat.com>
18279 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18280 alone if it's the naming decl for the type's main variant.
18282 2008-02-26 Tom Tromey <tromey@redhat.com>
18284 * system.h (USE_MAPPED_LOCATION): Poison.
18285 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18286 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18287 (make_goto_expr_edges): Likewise.
18288 (remove_bb): Likewise.
18289 (execute_warn_function_return): Likewise.
18290 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18292 * c-common.c (fname_decl): Remove old location code.
18293 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18295 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18297 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18298 (gen_rtx_ASM_INPUT): Likewise.
18299 (gen_rtx_ASM_INPUT_loc): Likewise.
18300 (get_rtx_asm_OPERANDS): Remove.
18301 * cfglayout.c (insn_locators_alloc): Remove old location code.
18302 (set_curr_insn_source_location): Likewise.
18303 (curr_insn_locator): Likewise.
18304 * print-tree.c (print_node): Remove old location code.
18305 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18306 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18307 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18308 location_from_locus.
18309 (construct_exit_block): Remove old location code.
18310 * emit-rtl.c (force_next_line_note): Remove old location code.
18311 * profile.c (branch_prob): Remove old location code.
18312 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18313 LOC_LINE): Remove old-location variants.
18314 * langhooks.c (lhd_print_error_function): Remove old location
18316 * configure, config.in: Rebuilt.
18317 * configure.ac (--enable-mapped-location): Remove.
18318 * c-decl.c (c_init_decl_processing): Remove old location code.
18319 (finish_function): Likewise.
18320 * recog.c (decode_asm_operands): Remove old location code.
18321 * c-pch.c (c_common_read_pch): Remove old location code.
18322 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18324 * gimple-low.c (lower_function_body): Remove old location code.
18325 * toplev.c (unknown_location): Remove.
18326 (push_srcloc): Remove old-location variant.
18327 (process_options): Remove old location code.
18328 (lang_dependent_init): Likewise.
18329 * input.h (UNKNOWN_LOCATION): Move definition.
18330 (location_t): Undeprecate.
18331 (source_locus): Remove.
18332 (location_from_locus): Remove.
18333 (struct location_s): Remove.
18334 Remove all old-location code.
18335 (input_line, input_filename): Remove.
18336 * final.c (final_scan_insn): Remove old location code.
18337 * diagnostic.c (diagnostic_build_prefix): Remove
18338 USE_MAPPED_LOCATION test.
18339 * tree.h (gimple_stmt) <locus>: Now a location_t.
18340 (tree_exp) <locus>: Likewise.
18341 (DECL_IS_BUILTIN): Remove old-location variant.
18342 (annotate_with_file_line, annotate_with_locus): Likewise.
18343 (expr_locus, set_expr_locus): Update.
18344 * tree.c (build1_stat): Remove old location code.
18345 (last_annotated_node): Remove.
18346 (annotate_with_file_line): Remove old-location variant.
18347 (annotate_with_locus): Likewise.
18348 (expr_location): Remove old location code.
18349 (set_expr_location): Likewise.
18350 (expr_has_location): Likewise.
18351 (expr_locus): Likewise.
18352 (set_expr_locus): Likewise.
18353 (expr_filename): Don't use location_from_locus.
18354 (expr_lineno): Likewise.
18355 * rtl-error.c (location_for_asm): Remove old location code.
18356 * c-lex.c (cb_line_change): Remove old location code.
18357 (fe_file_change): Likewise.
18358 (cb_def_pragma): Likewise.
18359 (c_lex_with_flags): Likewise.
18360 * gengtype.c (do_typedef): Don't special-case location types.
18361 (define_location_structures): Remove.
18362 (main): Don't call define_location_structures.
18363 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18366 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18369 * builtins.def (BUILT_IN_STDARG_START): Remove.
18370 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18371 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18372 * tree-inline.c (inline_forbidden_p_1): Likewise.
18374 2008-02-26 Richard Guenther <rguenther@suse.de>
18376 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18377 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18378 (lookup_decl_from_uid): Declare.
18379 (remove_decl_from_map): Likewise.
18380 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18381 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18382 (decl_for_uid_map): New global hashtable mapping DECL_UID
18384 (init_ttree): Allocate it.
18385 (insert_decl_to_uid_decl_map): New helper function.
18386 (make_node_stat): Insert new decls into the map.
18387 (copy_node_stat): Likewise.
18388 (lookup_decl_from_uid): New function.
18389 (remove_decl_from_map): Likewise.
18390 (print_decl_for_uid_map_statistics): New helper.
18391 (dump_tree_statistics): Call it.
18393 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18394 (referenced_var_iterator): Adjust.
18395 (FOR_EACH_REFERENCED_VAR): Adjust.
18396 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18397 (num_referenced_vars): Adjust.
18398 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18399 (first_referenced_var): Remove.
18400 (end_referenced_vars_p): Likewise.
18401 (next_referenced_var): Likewise.
18402 (referenced_var_iterator_set): New helper function.
18403 * tree-dfa.c (referenced_var_lookup): Adjust.
18404 (referenced_var_check_and_insert): Likewise.
18405 (remove_referenced_var): Likewise.
18406 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18407 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18408 (verify_call_clobbering): Likewise.
18409 (verify_memory_partitions): Likewise.
18410 (init_tree_ssa): Allocate bitmap instead of hashtable for
18412 (delete_tree_ssa): Adjust.
18413 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18414 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18415 (compute_tag_properties): Likewise.
18416 (set_initial_properties): Likewise.
18417 (find_partition_for): Likewise.
18418 (update_reference_counts): Likewise.
18419 (dump_may_aliases_for): Likewise.
18420 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18421 (add_call_clobber_ops): Likewise.
18422 (add_call_read_ops): Likewise.
18423 (get_asm_expr_operands): Likewise.
18424 * tree-into-ssa.c (dump_decl_set): Likewise.
18425 (update_ssa): Likewise.
18426 * tree-sra.c (scan_function): Likewise.
18427 (decide_instantiations): Likewise.
18428 (scalarize_parms): Likewise.
18429 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18430 (dsa_named_for): Likewise.
18431 * tree-ssa-structalias.c (update_alias_info): Likewise.
18432 (merge_smts_into): Likewise.
18434 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18437 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18438 * c-opts.c (c_common_handle_option): Wall enables
18439 Wvolatile-register-var.
18440 * common.opt: Move Wvolatile-register-var to...
18443 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18445 * common.opt (Wlarger-than=): New.
18446 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18448 * opts.c (common_handle_option): Handle -Wlarger-than=.
18449 * optc-gen.awk: Likewise.
18450 * opth-gen.awk: Likewise.
18451 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18452 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18454 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18456 * c-common.c (match_case_to_enum_1): Add appropriate
18457 OPT_W* parameter to warning.
18458 (c_do_switch_warnings): Likewise.
18459 * c-typeck.c (warning_init): Add one more parameter following
18460 'warning' function.
18461 (push_init_level): Update call to warning_init.
18462 (pop_init_level): Likewise.
18463 (add_pending_init): Likewise.
18464 (output_init_element: Likewise.
18466 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18469 * toplev.c (toplev_main): If there are warnings or error, print
18470 errors for ignored options.
18471 * opts.c (ignored_options): New static variable.
18472 (postpone_unknown_option_error): New.
18473 (print_ignored_options): New.
18474 (handle_option): Postpone errors for unknown -Wno-* options.
18475 * opts.h (print_ignored_options): Declare.
18477 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18479 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18482 2008-02-25 Richard Guenther <rguenther@suse.de>
18485 2008-02-25 Richard Guenther <rguenther@suse.de>
18487 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18488 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18489 (lookup_decl_from_uid): Declare.
18490 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18491 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18492 (decl_for_uid_map): New global hashtable mapping DECL_UID
18494 (init_ttree): Allocate it.
18495 (insert_decl_to_uid_decl_map): New helper function.
18496 (make_node_stat): Insert new decls into the map.
18497 (copy_node_stat): Likewise.
18498 (lookup_decl_from_uid): New function.
18499 (print_decl_for_uid_map_statistics): New helper.
18500 (dump_tree_statistics): Call it.
18502 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18503 (referenced_var_iterator): Adjust.
18504 (FOR_EACH_REFERENCED_VAR): Adjust.
18505 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18506 (num_referenced_vars): Adjust.
18507 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18508 (first_referenced_var): Remove.
18509 (end_referenced_vars_p): Likewise.
18510 (next_referenced_var): Likewise.
18511 (referenced_var_iterator_set): New helper function.
18512 * tree-dfa.c (referenced_var_lookup): Adjust.
18513 (referenced_var_check_and_insert): Likewise.
18514 (remove_referenced_var): Likewise.
18515 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18516 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18517 (verify_call_clobbering): Likewise.
18518 (verify_memory_partitions): Likewise.
18519 (init_tree_ssa): Allocate bitmap instead of hashtable for
18521 (delete_tree_ssa): Adjust.
18522 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18523 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18524 (compute_tag_properties): Likewise.
18525 (set_initial_properties): Likewise.
18526 (find_partition_for): Likewise.
18527 (update_reference_counts): Likewise.
18528 (dump_may_aliases_for): Likewise.
18529 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18530 (add_call_clobber_ops): Likewise.
18531 (add_call_read_ops): Likewise.
18532 (get_asm_expr_operands): Likewise.
18533 * tree-into-ssa.c (dump_decl_set): Likewise.
18534 (update_ssa): Likewise.
18535 * tree-sra.c (scan_function): Likewise.
18536 (decide_instantiations): Likewise.
18537 (scalarize_parms): Likewise.
18538 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18539 (dsa_named_for): Likewise.
18540 * tree-ssa-structalias.c (update_alias_info): Likewise.
18541 (merge_smts_into): Likewise.
18543 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18546 * doc/invoke.texi (-fcx-limited-range): Document new option.
18547 * toplev.c (process_options): Handle -fcx-fortran-rules.
18548 * common.opt: Add documentation for -fcx-fortran-rules.
18550 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18553 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18554 actual behaviour and C99.
18556 2008-02-26 Ben Elliston <bje@au.ibm.com>
18558 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18559 (ASM_CPU_POWER6_SPEC): Likewise.
18560 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18561 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18562 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18564 2008-02-25 Richard Guenther <rguenther@suse.de>
18566 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18567 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18568 (lookup_decl_from_uid): Declare.
18569 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18570 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18571 (decl_for_uid_map): New global hashtable mapping DECL_UID
18573 (init_ttree): Allocate it.
18574 (insert_decl_to_uid_decl_map): New helper function.
18575 (make_node_stat): Insert new decls into the map.
18576 (copy_node_stat): Likewise.
18577 (lookup_decl_from_uid): New function.
18578 (print_decl_for_uid_map_statistics): New helper.
18579 (dump_tree_statistics): Call it.
18581 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18582 (referenced_var_iterator): Adjust.
18583 (FOR_EACH_REFERENCED_VAR): Adjust.
18584 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18585 (num_referenced_vars): Adjust.
18586 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18587 (first_referenced_var): Remove.
18588 (end_referenced_vars_p): Likewise.
18589 (next_referenced_var): Likewise.
18590 (referenced_var_iterator_set): New helper function.
18591 * tree-dfa.c (referenced_var_lookup): Adjust.
18592 (referenced_var_check_and_insert): Likewise.
18593 (remove_referenced_var): Likewise.
18594 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18595 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18596 (verify_call_clobbering): Likewise.
18597 (verify_memory_partitions): Likewise.
18598 (init_tree_ssa): Allocate bitmap instead of hashtable for
18600 (delete_tree_ssa): Adjust.
18601 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18602 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18603 (compute_tag_properties): Likewise.
18604 (set_initial_properties): Likewise.
18605 (find_partition_for): Likewise.
18606 (update_reference_counts): Likewise.
18607 (dump_may_aliases_for): Likewise.
18608 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18609 (add_call_clobber_ops): Likewise.
18610 (add_call_read_ops): Likewise.
18611 (get_asm_expr_operands): Likewise.
18612 * tree-into-ssa.c (dump_decl_set): Likewise.
18613 (update_ssa): Likewise.
18614 * tree-sra.c (scan_function): Likewise.
18615 (decide_instantiations): Likewise.
18616 (scalarize_parms): Likewise.
18617 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18618 (dsa_named_for): Likewise.
18619 * tree-ssa-structalias.c (update_alias_info): Likewise.
18620 (merge_smts_into): Likewise.
18622 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18625 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18626 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18627 * alias.h (nonoverlapping_memrefs_p): Likewise.
18629 2008-02-25 Jan Beulich <jbeulich@novell.com>
18631 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18632 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18633 __emultls_get_address, __emultls_register_common,
18634 __floatundi?f, and _Unwind_GetIPInfo.
18635 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18636 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18637 (gen_regparm_prefix): Likewise.
18638 (i386_nlm_encode_section_info): Sync with
18639 config/i386/winnt.c:i386_pe_encode_section_info().
18640 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18641 i386_nlm_mangle_decl_assembler_name): New.
18642 (netware_override_options): New.
18643 * config/i386/netware.h (netware_override_options): Declare.
18644 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18645 (i386_nlm_mangle_decl_assembler_name): Declare.
18646 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18648 2008-02-25 Ben Elliston <bje@au.ibm.com>
18651 * c-decl.c (grokdeclarator): Remove unused local variables
18652 `typedef_type' and `type_as_written'.
18654 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18655 unused local variable `has_hot_blocks'.
18656 (fix_crossing_conditional_branches): Remove unused local variable
18659 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18661 PR middle-end/19984
18662 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18663 using DEF_C99_BUILTIN.
18664 (BUILT_IN_NANF): Ditto.
18665 (BUILT_IN_NANL): Ditto.
18667 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18668 Revital Eres <eres@il.ibm.com>
18670 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18671 regarding the order of two dependent insns in the same row.
18673 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18675 * stor-layout.c (layout_decl): Do not bump the alignment of a
18676 bit-field to more than byte alignment if it is packed.
18678 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18680 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18683 2008-02-24 Diego Novillo <dnovillo@google.com>
18685 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18688 * tree-vrp.c (vrp_evaluate_conditional): With
18689 -Wtype-limits, emit a warning when comparing against a
18690 constant outside the natural range of OP0's type.
18691 * c.opt (Wtype-limits): Move ...
18692 * common.opt (Wtype-limits): ... here.
18694 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18696 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18697 * config/rs6000/e300c2c3.md: New file.
18698 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18700 (rs6000_override_options): Add e300c2 and e300c3 cases to
18701 processor_target_table. Do not allow usage of Altivec or Spe
18702 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18703 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18704 * config/rs6000/rs6000.h (processor_type): Add
18705 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18706 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18707 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18708 and ppce300c3. Include e300c2c3.md.
18710 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18712 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18713 instead of TARGET_STRICT_ALIGN.
18715 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18717 * explow.c (memory_address): Assert that the generated address is
18720 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18723 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18724 * config/darwin-ppc-ldouble-patch.def: New file.
18725 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18726 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18727 SUBTARGET_INIT_BUILTINS if defined.
18728 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18731 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18734 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18735 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18737 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18740 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18741 file" warning condtional on -Winvalid-PCH.
18743 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18745 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18747 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18751 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18752 prevent reload from using MMX registers.
18753 (*mov<mode>_internal): Ditto.
18754 (*movv2sf_internal_rex64): Ditto.
18755 (*movv2sf_internal): Ditto.
18757 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18759 PR documentation/31569
18760 * doc/install.texi2html: Use makeinfo --no-number-sections.
18762 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18764 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18765 ensure that we can address an entire entity > 8 bytes. Don't
18766 generate reg+reg addressing for such data.
18768 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18770 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18771 strings when optimizing for size, unless the target cares about
18774 2008-02-22 Tom Tromey <tromey@redhat.com>
18776 * regclass.c (current_pass): Remove declaration.
18778 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18780 * config/avr/libgcc.S (__RAMPZ__): Define.
18781 (__do_copy_data): Add for devices with 128KB code memory.
18783 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18785 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18787 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18789 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18791 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18794 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18797 * c-typeck.c (build_binary_op): Warn about floating point
18798 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18800 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18803 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18804 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18806 (rs6000_override_options): Set altivec_abi as default, not override,
18807 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18808 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18809 is used; use new member spe_abi.
18810 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18811 spe_abi and altivec_abi.
18813 2008-02-22 Tomas Bily <tbily@suse.cz>
18815 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18817 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18820 * config.build (build_file_translate): Set to `CMD //c' only if
18822 * Makefile.in (build_file_translate): Improve comment.
18824 2008-02-21 Jan Hubicka <jh@suse.cz>
18826 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18827 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18828 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18830 2008-02-21 Michael Matz <matz@suse.de>
18833 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18835 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18837 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18838 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18839 as insn constraint.
18840 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18841 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18842 SSE_VEC_FLOAT_MODE_P as insn constraint.
18843 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18844 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18845 sse4a_movntdf using MODEF mode iterator.
18846 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18847 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18848 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18849 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18850 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18851 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18852 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18854 2008-02-21 Richard Guenther <rguenther@suse.de>
18856 * tree.def (PAREN_EXPR): New tree code.
18857 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18859 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18860 * expr.c (expand_expr_real_1): Likewise.
18861 * tree-inline.c (estimate_num_insns_1): Likewise.
18862 * tree-complex.c (expand_complex_move): Likewise.
18863 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18866 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18869 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18871 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18874 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18876 * config/sh/sh.c (find_barrier): Don't go past
18877 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18879 2008-02-20 DJ Delorie <dj@redhat.com>
18881 * config/h8300/h8300.md (insv): Force source operand to be a register.
18883 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18884 as a jump, not as a plain insn.
18886 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18888 * doc/invoke.texi (Warning Options): Add new option
18889 -Wframe-larger-than=.
18890 (-Wframe-larger-than): Document.
18892 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18893 Add declarations for new option variables.
18895 * final.c (final_start_function): Check the frame size
18896 before emission and issue a Wframe-larger-than warning.
18898 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18899 Add definitions for new option variables.
18900 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18902 * common.opt (Wframe-larger-than=): New option.
18904 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18906 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18907 (<sse>_div<mode>3): Ditto.
18908 (<sse>_vmdiv<mode>3): Ditto.
18909 (<sse>_vmsqrt<mode>2): Ditto.
18910 (*smax<mode>3): Ditto.
18911 (sse5_frcz<mode>2): Ditto.
18912 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18913 as insn constraint.
18915 2008-02-20 Richard Guenther <rguenther@suse.de>
18917 PR middle-end/35265
18918 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18919 be happy with INTEGRAL_TYPE_P.
18921 2008-02-20 Richard Guenther <rguenther@suse.de>
18923 * fold-const.c (split_tree): Associate floatig-point expressions
18924 if flag_associative_math is set.
18926 2008-02-20 Richard Guenther <rguenther@suse.de>
18928 * tree.h (fold_real_zero_addition_p): Declare.
18929 * fold-const.c (fold_real_zero_addition_p): Export.
18930 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18931 floating-point operations with zero and one.
18933 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18935 * doc/install.texi: Correct references to CFLAGS, replacing them
18936 with BOOT_CFLAGS. Document flags used during bootstrap for
18939 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18941 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18942 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18943 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18945 (smin<mode>3): Ditto from similar patterns.
18946 (smax<mode>3): Ditto.
18947 (*ieee_smin<mode>3): Ditto.
18948 (*ieee_smax<mode>3): Ditto.
18949 * config/i386/sse.md (sse): New mode attribute.
18950 (mov<mode>): Macroize expander from movv4sf and movv2df using
18951 SSEMODEF2P mode iterator.
18952 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18953 SSE_VEC_FLOAT_MODE_P as insn constraint.
18954 (storent<mode>): Ditto.
18955 (storent<mode>): Macroize expander from storentsf and storentdf using
18956 MODEF mode iterator.
18957 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18958 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18959 (abs<mode>2): Ditto from similar patterns.
18960 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18961 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18962 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18963 (<sse>_vmsqrt<mode>2): Ditto.
18964 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18965 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18966 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18967 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18968 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18969 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18970 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18972 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18973 iterator and SSE_FLOAT_MODE_P as insn constraint.
18974 (<sse>_ucomi): Ditto from similar patterns.
18975 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18976 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18977 SSE_VEC_FLOAT_MODE_P as insn constraint.
18978 (vcond<mode>): Ditto from similar patterns.
18979 (and<mode>3, *and<mode>3): Ditto.
18980 (<sse>_nand<mode>3): Ditto.
18981 (ior<mode>3, *ior<mode>3): Ditto.
18982 (xor<mode>3, *xor<mode>3): Ditto.
18983 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18984 iterator and SSE_FLOAT_MODE_P as insn constraint.
18985 (*nand<mode>3): Ditto from similar patterns.
18986 (*ior<mode>3): Ditto.
18987 (*xor<mode>3): Ditto.
18989 2008-02-20 Ira Rosen <irar@il.ibm.com>
18991 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18992 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18993 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18995 2008-02-19 Jan Hubicka <jh@suse.cz>
18997 * predict.c (tree_bb_level_predictions): Remove variable next
18998 mistakely introduced by previous commit.
19000 2008-02-19 Jan Hubicka <jh@suse.cz>
19002 * predict.c (predict_paths_leading_to): Rewrite.
19003 (predict_paths_for_bb): New.
19004 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19006 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19009 * Makefile.in (build_file_translate): New.
19010 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19011 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19012 * configure.ac (build_file_translate): Substitute it.
19013 * configure: Regenerate.
19015 2008-02-19 Jan Hubicka <jh@suse.cz>
19017 PR rtl-optimization/34408
19018 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19021 2008-02-19 Jan Hubicka <jh@suse.cz>
19023 PR middle-end/28779
19024 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19027 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19030 * config/i386/i386-modes.def: Revert the last DI alignment
19031 change until Ada people can look into it.
19033 2008-02-19 Nick Clifton <nickc@redhat.com>
19035 * opts.c (print_specific_help): Fix typo in --help text.
19037 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19040 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19041 32-bit inline asm without asm alternatives for host GCC < 3.0.
19043 2008-02-19 Richard Guenther <rguenther@suse.de>
19045 PR tree-optimization/34989
19046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19047 Allow propagation to INDIRECT_REF if we can simplify only.
19049 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19051 * c-common.c (warn_for_collisions_1): Use appropriate option when
19054 2008-02-19 Nick Clifton <nickc@redhat.com>
19057 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19058 (handle_options): Fix indentation.
19059 (print_filtered_help): If no language-specific options were
19060 displayed tell the user how to list all the options supported by
19061 the language's front-end.
19062 (print_specific_help): Fix indentation and remove duplicate line.
19063 (common_handle_option): Handle the -v option.
19064 For --help enable the display of undocumented options if the -v
19065 switch has been included on the command line.
19066 For --help= check for overlaps in the arguments between the option
19067 classes and the language names and issue a warning when they
19068 cannot be disambiguated.
19069 * c.opt (v): Pass on to the common option handler.
19071 2008-02-19 Revital Eres <eres@il.ibm.com>
19073 * modulo-sched.c (sms_schedule): Change dump message when
19074 create_ddg function fails.
19075 (try_scheduling_node_in_cycle): Rename row to cycle.
19076 (print_partial_schedule): Rename CYCLE to ROW.
19078 2008-02-19 Christian Bruel <christian.bruel@st.com>
19079 Zdenek Dvorak <ook@ucw.cz>
19081 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19083 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19086 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19087 (*x86_movdicc_0_m1_se): Ditto.
19089 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19091 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19092 (CMPtype): Define as __gcc_CMPtype.
19093 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19094 (CMPtype): Define as __gcc_CMPtype.
19096 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19098 Support valgrind 3.3 for --enable-checking=valgrind.
19099 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19101 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19102 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19103 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19104 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19105 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19106 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19107 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19109 * ggc-zone.c: Similar.
19110 * ggc-page.c: Similar.
19112 2008-02-19 Paul Brook <paul@codesourcery.com>
19115 * config/arm/ieee754-df.S: Fix do_it typo.
19116 * config/arm/ieee754-sf.S: Fix do_it typo.
19118 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19121 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19122 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19123 (OPTION_MASK_ISA_SSE_SET): Likewise.
19124 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19125 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19126 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19127 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19128 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19129 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19130 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19131 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19132 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19133 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19134 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19135 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19136 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19137 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19138 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19139 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19140 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19141 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19142 (OPTION_MASK_ISA_SSE4): Removed.
19143 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19144 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19145 (override_options): Don't turn on implied SSE/MMX bits in
19148 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19150 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19153 2008-02-18 Joey Ye <joey.ye@intel.com>
19155 PR middle-end/34921
19156 * tree-nested.c (insert_field_into_struct): Set type alignment
19157 to field alignment if the former is less than the latter.
19159 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19161 * BASE-VER: Set to 4.4.0.
19163 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19165 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19166 * doc/cfg.texi: Likewise.
19167 * doc/extend.texi: Likewise.
19168 * doc/gty.texi: Likewise.
19169 * doc/invoke.texi: Likewise.
19170 * doc/loop.texi: Likewise.
19171 * doc/md.texi: Likewise.
19172 * doc/passes.texi: Likewise.
19173 * doc/rtl.texi: Likewise.
19174 * doc/sourcebuild.texi: Likewise.
19175 * doc/tm.texi: Likewise.
19176 * doc/tree-ssa.texi: Likewise.
19178 2008-02-17 Richard Guenther <rguenther@suse.de>
19180 PR middle-end/35227
19181 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19182 without default definition.
19184 2008-02-17 Richard Guenther <rguenther@suse.de>
19186 PR tree-optimization/35231
19187 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19190 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19193 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19194 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19195 libgcc_cmp_return mode.
19197 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19200 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19202 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19204 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19207 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19209 * doc/c-tree.texi: Use `@.' where appropriate.
19210 * doc/extend.texi: Likewise.
19211 * doc/install.texi: Likewise.
19212 * doc/invoke.texi: Likewise.
19213 * doc/loop.texi: Likewise.
19214 * doc/makefile.texi: Likewise.
19215 * doc/md.texi: Likewise.
19216 * doc/passes.texi: Likewise.
19217 * doc/standards.texi: Likewise.
19218 * doc/tm.texi: Likewise.
19220 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19222 PR middle-end/35196
19223 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19225 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19226 rather than in entry_bb.
19228 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19230 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19231 libgcc_cmp_return mode.
19233 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19235 PR middle-end/35130
19236 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19237 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19239 2008-02-15 Richard Guenther <rguenther@suse.de>
19240 Zdenek Dvorak <ook@ucw.cz>
19242 PR tree-optimization/35164
19243 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19244 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19245 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19246 Only propagate addresses which do not have abnormal SSA_NAMEs
19249 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19252 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19254 2008-02-15 Jan Hubicka <jh@suse.cz>
19256 PR middle-end/35149
19257 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19259 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19261 PR middle-end/34621
19262 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19263 when calculating alignment_pad.
19265 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19267 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19268 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19269 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19270 and STACK_BOUNDARY define.
19272 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19274 PR preprocessor/35061
19275 * c-pragma.c (handle_pragma_pop_macro): Check that
19276 pushed_macro_table has been allocated.
19278 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19280 PR middle-end/35136
19281 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19282 (force_gimple_operand): Likewise.
19283 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19284 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19285 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19286 (find_interesting_uses_address): Check addressability and alignment
19287 of the base expression only after substituting bases of IVs into it.
19289 2008-02-14 Michael Matz <matz@suse.de>
19292 * function.c (instantiate_virtual_regs_in_insn): Reload address
19293 before falling back to reloading the whole operand.
19295 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19297 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19298 before the first section switch note.
19300 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19302 * doc/bugreport.texi: Update copyright years.
19303 * doc/c-tree.texi: Likewise.
19304 * doc/cfg.texi: Likewise.
19305 * doc/cpp.texi: Likewise.
19306 * doc/cppinternals.texi: Likewise.
19307 * doc/fragments.texi: Likewise.
19308 * doc/frontends.texi: Likewise.
19309 * doc/gcc.texi: Likewise.
19310 * doc/gty.texi: Likewise.
19311 * doc/hostconfig.texi: Likewise.
19312 * doc/implement-c.texi: Likewise.
19313 * doc/libgcc.texi: Likewise.
19314 * doc/loop.texi: Likewise.
19315 * doc/makefile.texi: Likewise.
19316 * doc/options.texi: Likewise.
19317 * doc/passes.texi: Likewise.
19318 * doc/rtl.texi: Likewise.
19319 * doc/sourcebuild.texi: Likewise.
19320 * doc/standards.texi: Likewise.
19321 * doc/tree-ssa.texi: Likewise.
19322 * doc/trouble.texi: Likewise.
19324 * doc/extend.texi: Use @: or add comma where appropriate.
19325 * doc/invoke.texi: Likewise.
19326 * doc/tm.texi: Likewise.
19328 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19331 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19334 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19336 * doc/md.texi (clz, ctz): Add reference.
19337 * doc/rtl.texi (clz, ctz): Likewise.
19339 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19342 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19345 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19347 * config/s390/s390.c (struct constant_pool): New field
19348 emit_pool_after added.
19349 (s390_mainpool_start): Set the emit_pool_after flag according
19350 to the section switch notes.
19351 (s390_mainpool_finish): Consider emit_pool_after when emitting
19352 the literal pool at the end of the function.
19353 (s390_chunkify_start): Force literal pool splits at section
19356 2008-02-13 Michael Matz <matz@suse.de>
19359 * var-tracking.c (clobber_variable_part): Correctly traverse the
19362 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19365 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19366 Add -fdump-ipa-inline.
19367 * tree-dump.c (dump_files): Remove tree-inlined dump.
19368 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19370 2008-02-12 Richard Guenther <rguenther@suse.de>
19372 PR tree-optimization/35171
19373 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19376 2008-02-12 Richard Guenther <rguenther@suse.de>
19378 PR middle-end/35163
19379 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19380 value-preserving mode. Disallow final truncation.
19382 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19384 PR middle-end/35136
19385 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19386 code from here to...
19387 (force_gimple_operand): ...here.
19389 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19392 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19393 non-compatible pointers.
19394 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19395 different FIELD_DECLs, try harder by comparing field offsets, sizes
19398 PR inline-asm/35160
19399 * function.c (match_asm_constraints_1): Don't replace the same input
19402 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19404 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19405 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19406 (expand_epilogue): Restore RAMPZ register.
19407 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19409 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19411 * config/i386/cygwin.asm: (__alloca): Correct calling
19412 convention and alignment.
19413 (__chkstk): Force 8 byte stack alignment.
19415 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19416 Richard Guenther <rguenther@suse.de>
19418 PR tree-optimization/33992
19419 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19420 the zero we compare against.
19422 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19424 PR libfortran/35063
19425 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19426 to CloseHandle after unlocking to prevent accumulation of handle
19429 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19431 PR middle_end/34150
19432 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19433 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19434 and update LABEL_NUSES during and after reload.
19436 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19438 PR middle-end/34627
19439 * combine.c (simplify_if_then_else): Make sure the comparison is
19440 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19442 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19445 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19446 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19447 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19448 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19449 * tree.h (get_type_static_bounds): Likewise.
19451 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19453 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19454 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19455 Make -Wfoo language annotations match what the compiler outputs.
19457 2008-02-08 Sa Liu <saliu@de.ibm.com>
19459 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19460 intrinsics spu_convts, spu_convtu, spu_convtf.
19462 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19464 * doc/extend.texi (Function Attributes) <noinline>: Mention
19465 asm ("") as method to keep calls.
19467 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19470 * doc/options.texi (Options): Replace references to opts.sh with
19472 * opts-common.c: Likewise.
19473 * optc-gen.awk: Likewise.
19475 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19477 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19479 2008-02-07 Richard Henderson <rth@redhat.com>
19482 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19483 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19486 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19488 PR tree-optimization/35085
19489 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19490 for operand entry oe2 in addition to operand entry oe3 in order to
19491 expose more opportunities for vectorizer sum reduction.
19493 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19496 * Makefile.in (LIBS): Remove $(GMPLIBS).
19497 (cc1-dummy, cc1): Add $(GMPLIBS).
19499 2008-02-06 Jan Hubicka <jh@suse.cz>
19502 * i386.md (moddf_integer): Do not produce partial memory stalls for
19503 targets where it hurts.
19505 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19508 * optabs.c (expand_float): Do not check for decimal modes when
19509 expanding unsigned integer through signed conversion.
19511 2008-02-06 Nick Clifton <nickc@redhat.com>
19513 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19514 inside the clobber with a match_operand and duplicated operand
19515 number in the constraint.
19516 (ineqbranchsi): Delete redundant comment.
19518 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19520 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19521 builtin_define ("__USE_INIT_FINI__").
19522 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19524 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19526 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19528 PR documentation/30330
19529 * doc/invoke.texi (C++ Dialect Options)
19530 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19531 For each warning option -Wfoo that allows -Wno-foo, ensure both
19532 -Wfoo and -Wno-foo are listed in the option index. Fix index
19533 entry of -Wswitch-default, index -Wnormalized= including the
19534 `=', and -Wlarger-than-@var{len} including @var{len}.
19536 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19538 * config/i386/i386.md (floatunssisf2): Use
19539 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19540 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19541 Macroize expander using MODEF mode iterator.
19543 2008-02-05 Diego Novillo <dnovillo@google.com>
19545 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19548 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19550 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19553 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19555 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19558 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19559 to indicate if a message should be generated.
19560 (init_cumulative_args): Updated.
19561 (function_value_32): Likewise.
19563 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19565 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19567 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19570 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19571 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19573 2008-02-04 Diego Novillo <dnovillo@google.com>
19575 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19578 * tree-vrp.c (vrp_evaluate_conditional): With
19579 -Wtype-limits, emit a warning when comparing against a
19580 constant outside the natural range of OP0's type.
19582 2008-02-04 Richard Guenther <rguenther@suse.de>
19584 PR middle-end/33631
19585 * expr.c (count_type_elements): Give for unions instead of
19588 2008-02-04 Richard Guenther <rguenther@suse.de>
19590 PR middle-end/35043
19591 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19592 to TYPE_DOMAINs base type instead of using bitsizetype here.
19594 2008-02-03 Jason Merrill <jason@redhat.com>
19596 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19598 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19601 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19602 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19603 (RS/6000 and PowerPC Options): Fix typos and markup.
19604 * doc/passes.texi (Tree-SSA passes): Likewise.
19606 2008-02-02 Michael Matz <matz@suse.de>
19609 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19610 from record_last_reg_set_info.
19611 (record_last_reg_set_info): Take an RTX argument, iterate over all
19612 constituent hardregs.
19613 (record_last_set_info, record_opr_changes): Change calls to
19614 new signature or to record_last_reg_set_info_regno.
19616 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19618 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19620 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19622 PR rtl-optimization/34773
19623 * reg-notes.def (EQUAL): Mention significance of combination of
19624 REG_EQUAL and REG_RETVAL.
19625 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19626 insn that has a REG_RETVAL.
19628 2008-02-01 Roger Sayle <roger@eyesopen.com>
19631 * configure.ac (--enable-fixed-point): Disable unless explicitly
19633 * configure: Regenerate.
19635 2008-02-01 Richard Guenther <rguenther@suse.de>
19638 * invoke.texi (-finline-limit): Remove no longer true parts
19639 of the documentation. Note that there is no default value.
19641 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19642 Mark Mitchell <mark@codesourcery.com>
19643 Ben Elliston <bje@au.ibm.com>
19646 * doc/extend.texi (Other Builtins): Document.
19648 2008-01-31 Tom Browder <tom.browder@gmail.com>
19650 * doc/c-tree.texi (Types): Fix grammar.
19651 (Expression trees): Ditto.
19652 * doc/passes.texi (Tree-SSA passes): Ditto.
19654 * doc/configterms.texi (Configure Terms): Fix typo.
19655 * doc/cpp.texi (Common Predefined Macros): Ditto.
19656 * doc/md.texi (Machine Constraints): Ditto.
19658 * doc/makefile.texi (Makefile): Add comma.
19660 2008-01-31 Tom Browder <tom.browder@gmail.com>
19661 Gerald Pfeifer <gerald@pfeifer.com>
19663 * doc/sourcebuild.texi (Front End): Remove references to CVS
19664 and CVSROOT/modules.
19665 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19666 (Back End): Remove reference to CVS.
19668 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19671 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19673 (mips16_gp_pseudo_reg): ...here.
19674 * config/mips/mips.md (load_const_gp): Replace with...
19675 (load_const_gp_<mode>): ...this :P-based insn.
19677 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19679 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19680 options. Minor fixes.
19681 (-std): Move reference to standards closer to where language
19682 standards are first mentioned.
19684 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19686 PR rtl-optimization/34995
19687 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19688 parameter and return a bool. If the rtx parameter is nonnull,
19689 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19690 (find_reloads): Update call accordingly. Pass the new operand
19691 if it needed no address reloads, otherwise pass null.
19693 2008-01-30 Richard Henderson <rth@redhat.com>
19696 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19697 for unbounded arrays.
19699 2008-01-30 Silvius Rus <rus@google.com>
19701 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19703 2008-01-30 Jan Hubicka <jh@suse.cz>
19706 * i386.c (init_cumulative_args): Use real function declaration when
19709 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19711 PR rtl-optimization/34998
19712 * global.c (build_insn_chain): Treat non-subreg_lowpart
19713 SUBREGs of pseudos as clobbering all the words covered by the
19714 SUBREG, not just all the bytes.
19715 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19716 original df_ref rather than an extract parameter.
19717 (global_conflicts): Update call accordingly.
19719 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19721 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19722 the overflow check to make it easier to read.
19723 (__fixtfdi): Change the type of the ll member in union
19724 long_double to UDItype_x.
19726 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19728 PR middle-end/34969
19729 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19730 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19731 * tree-inline.c (fold_marked_statements): Call
19732 cgraph_update_edges_for_call_stmt if folding a call statement.
19733 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19734 debug_generic_stmt calls, reset it back afterwards.
19737 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19739 * c-typeck.c (build_external_ref): Don't pedwarn about
19740 static vars in current function's scope.
19742 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19744 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19746 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19749 * ipa-struct-reorg.c: Fix spelling.
19750 * params.def: Ditto.
19752 2008-01-29 Richard Guenther <rguenther@suse.de>
19754 PR middle-end/35006
19755 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19757 * tree-inline.c (remap_type): Increment remapping_type_depth
19758 around remapping types.
19759 (copy_body_r): Only add referenced variables if they are referenced
19760 from code, not types.
19762 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19773 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19774 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19776 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19779 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19780 pointer for tiny stack.
19782 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19784 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19786 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19788 * config/vx-common.h: Fix typo in comment.
19790 2008-01-28 Ian Lance Taylor <iant@google.com>
19794 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19795 coalesce pointers if they have different DECL_NO_TBAA_P values.
19796 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19797 between variables with different DECL_NO_TBAA_P values.
19799 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19802 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19803 are not legitimate small data references on SPE targets.
19805 2008-01-28 David Daney <ddaney@avtrex.com>
19807 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19809 2008-01-28 David Daney <ddaney@avtrex.com>
19811 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19813 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19815 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19816 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19817 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19818 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19819 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19820 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19821 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19822 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19824 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19826 * basic-block.h (condjump_equiv_p): Fix comment.
19828 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19830 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19831 print_generic_stmt_indented): Fix comment.
19833 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19835 * configure.ac (__stack_chk_fail): Add detecion for availability
19836 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19837 * configure: Regenerate.
19839 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19841 PR middle-end/34688
19842 * final.c (output_addr_const): Handle TRUNCATE.
19844 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19847 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19848 (zero_cost, infinite_cost): New constants.
19849 (struct cost_pair): Change type of cost to comp_cost.
19850 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19851 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19853 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19854 split_address_cost, ptr_difference_cost, difference_cost,
19855 get_computation_cost_at, get_computation_cost,
19856 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19857 determine_use_iv_cost_condition, determine_use_iv_costs,
19858 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19859 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19860 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19861 Change type of cost to comp_cost.
19862 (determine_iv_cost): Increase cost of non-original ivs, instead
19863 of decreasing the cost of original ones.
19864 (get_address_cost): Indicate the complexity of the addressing mode
19866 (try_add_cand_for): Prefer using ivs not specific to some object.
19867 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19869 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19870 Janis Johnson <janis187@us.ibm.com>
19873 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19874 (TARGET_INSTANTIATE_DECLS): Likewise.
19875 * target.h (expand_to_rtl_hook): New target hook.
19876 (instantiate_decls): Likewise.
19877 * function.c (instantiate_decl): Make non-static. Rename to...
19878 (instantiate_decl_rtl): ... this.
19879 (instantiate_expr): Use instantiate_decl_rtl.
19880 (instantiate_decls_1): Likewise.
19881 (instantiate_decls): Likewise.
19882 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19883 * function.h (instantiate_decl_rtl): Add prototype.
19884 * cfgexpand.c (target.h): New include.
19885 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19886 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19887 (TARGET_INSTANTIATE_DECLS): Likewise.
19888 (TARGET_INITIALIZER): New target hooks added.
19889 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19891 * config/rs6000/rs6000.c (tree-flow.h): New include.
19892 (machine_function): Add sdmode_stack_slot field.
19893 (rs6000_alloc_sdmode_stack_slot): New function.
19894 (rs6000_instantiate_decls): Likewise.
19895 (rs6000_secondary_memory_needed_rtx): Likewise.
19896 (rs6000_check_sdmode): Likewise.
19897 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19898 (TARGET_INSTANTIATE_DECLS): Likewise.
19899 (rs6000_hard_regno_mode_ok): Allow SDmode.
19900 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19901 (rs6000_emit_move): Handle SDmode.
19902 (function_arg_advance): Likewise.
19903 (function_arg): Likewise.
19904 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19905 SDmode var args for 32-bit compiles.
19906 (rs6000_secondary_reload_class): Handle SDmode.
19907 (rs6000_output_function_epilogue): Likewise.
19908 (rs6000_function_value): Simplify if statement.
19909 (rs6000_libcall_value): Likewise.
19910 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19911 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19912 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19913 (movsd_hardfloat): New define_insn.
19914 (movsd_softfloat): Likewise.
19915 (movsd_store): Likewise.
19916 (movsd_load): Likewise.
19917 (extendsddd2): Likewise.
19918 (extendsdtd2): Likewise.
19919 (truncddsd2): Likewise.
19920 (movdd_hardfloat64): Fixup comment.
19921 (UNSPEC_MOVSD_LOAD): New constant.
19922 (UNSPEC_MOVSD_STORE): Likewise.
19924 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19927 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19929 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19930 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19931 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19932 and TRUTH_XOR_EXPR.
19934 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19937 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19938 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19939 __LONGDOUBLE128 too.
19940 * config/rs6000/aix61.h: New file.
19942 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19944 PR rtl-optimization/34959
19945 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19946 popcount and parity rtxes the same mode as their operand.
19947 Truncate or extend the result to the return value's mode
19950 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19953 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19954 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19955 to GOT_VERSION_REGNUM.
19956 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19957 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19958 * config/mips/mips.c (mips_emit_call_insn): New function.
19959 (mips_call_tls_get_addr): Call mips_expand_call directly.
19960 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19962 (mips16_build_call_stub): Likewise. Return the call insn or null.
19963 (mips_expand_call): Update the call to mips16_build_call_stub
19964 accordingly and a remove redundant condition. Assert that MIPS16
19965 stubs do not use lazy binding. Use mips_emit_call_insn and return
19967 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19969 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19970 (mips_avoid_hazard): Remove hazard_set handling.
19971 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19972 (UNSPEC_RESTORE_GP): ...this.
19973 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19974 (FAKE_CALL_REGNO): Rename to...
19975 (GOT_VERSION_REGNUM): ...this.
19976 (type): Add "ghost" value. Add an associated insn reservation.
19977 (hazard_set): Remove.
19978 (exception_receiver): Rename to...
19979 (restore_gp): ...this and update the unspec identifier accordingly.
19980 (exception_receiver, nonlocal_got_receiver): New expanders.
19981 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19982 FAKE_CALL_REGNO. Remove hazard_set attribute.
19983 (set_got_version, update_got_version): New patterns.
19985 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19988 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19990 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19993 * doc/install.texi2html: Generate gcc-vers.texi.
19995 2008-01-25 DJ Delorie <dj@redhat.com>
19997 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19999 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20001 * config/c4x: Remove directory.
20002 * config.gcc (crx-*, mt-*): Mark obsolete.
20003 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20004 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20005 sh-*-rtemscoff*): Remove cases.
20006 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20007 * real.c (encode_c4x_single, decode_c4x_single,
20008 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20009 c4x_extended_format): Remove.
20010 * real.h (c4x_single_format, c4x_extended_format): Remove.
20011 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20013 (Pragmas): Remove comment about c4x pragmas.
20014 * doc/install.texi (c4x): Remove target-specific instructions.
20015 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20016 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20017 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20018 refer to C4x source files as examples.
20019 (C4X_FLOAT_FORMAT): Remove documentation.
20021 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20023 * config/bfin/bfin.c (override_options): Reorder tests so that
20024 flag_pic gets enabled for -msep-data.
20026 2008-01-25 Richard Guenther <rguenther@suse.de>
20028 PR middle-end/32244
20029 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20030 to its bitfield precision if required.
20032 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20034 PR middle-end/33880
20035 * tree-nested.c (walk_omp_for): New function.
20036 (convert_nonlocal_reference, convert_local_reference): Call
20037 walk_omp_for on OMP_FOR.
20038 (convert_call_expr): Call walk_body on OMP_FOR's
20039 OMP_FOR_PRE_INIT_BODY.
20041 2008-01-25 Richard Guenther <rguenther@suse.de>
20043 PR tree-optimization/34966
20044 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20045 default defs and PHI_NODEs we have to insert after the
20046 defining statement.
20048 2008-01-24 Nick Clifton <nickc@redhat.com>
20050 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20051 Provide a default definition.
20052 (LIBGCC2_UNITS_PER_WORD): Likewise.
20054 * config/stormy16/stormy16.c: Include df.h for the prototype
20055 for df_regs_ever_live_p.
20056 (xstormy16_expand_builtin_va_start): Convert the stack offset
20057 into a component_ref and then use POINTER_PLUS_EXPR to add it
20058 to the incoming_virtual_args_rtx.
20059 (xstormy16_gimplify_va_arg_expr): Rename to
20060 xstormy16_gimplify_va_arg_expr.
20061 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20062 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20063 xstormy16_gimplify_va_arg_expr.
20064 Fix up some formatting issues.
20066 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20067 Move to predicates.md.
20068 (xs_hi_general_operand): Likewise.
20069 (xs_hi_nonmemory_operand): Likewise.
20070 * config/stormy16/predicates.md:
20071 (xstormy16_carry_plus_operand): New predicate.
20072 (xs_hi_general_operand): New predicate.
20073 (xs_hi_nonmemory_operand): New predicate.
20074 * config/stormy16/stormy16-protos.h:
20075 (xstormy16_carry_plus_operand): Delete prototype.
20076 (xs_hi_general_operand): Likewise.
20077 (xs_hi_nonmemory_operand): Likewise.
20079 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20080 modifiers as they are no longer needed and they can trigger
20081 reload spill failures.
20083 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20084 with a match_operand in order to help reload.
20086 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20087 constraint with 'e' for the 8th alternative as this version of
20088 the mov.w instruction only accepts the lower 8 registers.
20090 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20093 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20094 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20097 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20099 PR middle-end/33333
20100 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20102 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20104 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20106 (remove_structure): Update allocations list before removing structure.
20108 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20110 * ipa-struct-reorg.c (is_safe_cond_expr,
20111 create_new_stmts_for_cond_expr): Use integer_zerop function,
20112 that recognize not only zero-pointer, but zero-integer too.
20114 2008-01-25 Ben Elliston <bje@au.ibm.com>
20117 * fixproto: Escape "." in sed expression that strips leading "./".
20119 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20122 * gcc.c (SWITCH_OK): Removed.
20123 (SWITCH_LIVE): Changed to bit.
20124 (SWITCH_FALSE): Likewise.
20125 (SWITCH_IGNORE): Likewise.
20126 (switchstr): Change live_cond to unsigned int.
20127 (process_command): Replace SWITCH_OK with 0.
20128 (do_self_spec): Likewise.
20129 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20130 (give_switch): Likewise.
20131 (used_arg): Likewise.
20132 (do_spec_1): Set the SWITCH_IGNORE bit.
20133 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20134 bits. Set the SWITCH_LIVE bit.
20136 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20138 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20140 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20142 PR tree-optimization/34472
20143 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20144 parameter to a "bool *" and set *DATA to false if there is
20145 an unsafe access. Do not delete the structure here.
20146 (check_cond_exprs): Delete it here instead.
20147 (check_cond_exprs, exclude_cold_structs): Do not increase
20148 I when removing a structure.
20150 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20153 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20154 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20156 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20158 PR middle-end/34934
20159 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20160 a fixed vector for stack.
20162 2008-01-24 Ben Elliston <bje@au.ibm.com>
20165 * doc/gcc.texi (Software development): Add a direntry for g++.
20167 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20169 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20170 stale and straggling -fforce-addr comments above.
20172 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20174 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20175 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20177 2008-01-23 Michael Matz <matz@suse.de>
20180 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20183 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20185 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20186 malloc result type.
20188 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20190 * config/avr/avr.c (avr_current_arch): New variable.
20191 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20192 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20193 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20194 (avr_override_options): Init 'avr_current_arch'.
20195 (base_arch_s): Move from here...
20196 * config/avr/avr.h (base_arch_s): ... here. Add new members
20197 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20198 'mega' to 'have_jmp_call'.
20199 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20200 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20202 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20204 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20205 MULTILIB_MATCHES): Ditto.
20207 2008-01-23 Richard Guenther <rguenther@suse.de>
20209 PR middle-end/31529
20210 * cgraphunit.c (cgraph_reset_node): Always mark the node
20211 not reachable if it is not queued already.
20213 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20215 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20216 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20217 (cputype_selected): New static variable.
20218 (bfin_handle_option): Set it if -mcpu is used.
20219 (override_option): Select default set of workarounds if no cpu type
20220 selected on the command line.
20221 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20223 From Michael Frysinger <michael.frysinger@analog.com>
20224 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20225 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20227 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20228 for bf547, bf523, bf524, and bf526.
20229 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20231 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20232 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20233 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20234 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20235 * doc/invoke.texi (Blackfin Options): Document that
20236 -mcpu now accept bf547, bf523, bf524, and bf526.
20238 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20240 PR rtl-optimization/34628
20241 * combine.c (try_combine): Stop and undo after the first combination
20242 if an autoincrement side-effect on the first insn has effectively
20245 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20248 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20249 Offset addresses are not valid for Altivec or paired float modes.
20251 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20254 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20255 if DECL_INITIAL (decl) is error_mark_node.
20258 * c-common.c (handle_vector_size_attribute): Only allow
20259 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20260 the same way as pointer, array etc. types.
20261 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20264 * tree.c (build_type_attribute_qual_variant): Call
20265 build_qualified_type if attributes are equal, but quals are not.
20267 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20270 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20271 * flags.h (warn_strict_aliasing): Remove.
20272 (warn_strict_overflow): Remove.
20273 * opts.c (warn_strict_aliasing): Remove.
20274 (warn_strict_overflow): Remove.
20275 * c-opts.c (c_common_handle_option): -Wall only sets
20276 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20277 (c_common_post_options): Give default values to -Wstrict-aliasing
20278 and -Wstrict-overflow if they are uninitialized.
20279 * common.opt (Wstrict-aliasing): Specify Var and Init.
20280 (Wstrict-overflow): Likewise.
20282 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20284 PR rtl-optimization/26854
20285 PR rtl-optimization/34400
20286 PR rtl-optimization/34884
20287 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20289 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20290 (df_rd_bb_info.expanded_lr_out): Deleted
20291 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20292 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20293 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20294 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20295 Removed code to allocate, initialize or free expanded_lr_out.
20296 (df_rd_bb_local_compute_process_def): Restructured to make more
20298 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20299 sets if the sets are being trimmed.
20301 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20304 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20305 (as_vers): Likewise.
20306 * configure: Regenerated.
20308 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20310 PR middle-end/33092
20311 * tree-pass.h (pass_build_alias): New pass.
20312 * tree-ssa-alias.c (gate_build_alias): New.
20313 (pass_build_alias): New.
20314 * passes.c (init_optimization_passes): Add pass_build_alias after
20315 pass_create_structure_vars.
20317 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20319 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20320 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20321 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20322 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20323 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20324 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20325 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20326 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20327 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20328 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20329 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20330 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20331 * config/s390/s390.md (FP_ALL): New mode iterator.
20332 (_d): New mode attribute.
20333 ("*signbit<mode>2>"): Changed mode of first operand.
20334 ("isinf<mode>2"): Changed mode of first operand.
20335 ("*TDC_insn"): Adaptation for DFP modes.
20337 2008-01-22 Ben Elliston <bje@au.ibm.com>
20339 * tree.c (check_qualified_type): Improve function description.
20341 2008-01-21 Jason Merrill <jason@redhat.com>
20344 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20345 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20348 2008-01-21 DJ Delorie <dj@redhat.com>
20350 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20353 2008-01-21 Richard Guenther <rguenther@suse.de>
20355 PR middle-end/34856
20356 * tree-cfg.c (verify_expr): Allow all invariant expressions
20357 instead of just constant class ones as reference argument.
20358 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20359 like any other constant.
20360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20362 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20364 * regmove.c (fixup_match_1): Update call crossed frequencies.
20366 2008-01-21 Richard Guenther <rguenther@suse.de>
20369 * tree-inline.c (setup_one_parameter): Deal with mismatched
20370 types using a VIEW_CONVERT_EXPR.
20372 2008-01-21 Alon Dayan <alond@il.ibm.com>
20373 Olga Golovanevsky <olga@il.ibm.com>
20375 PR tree-optimization/34701
20376 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20377 when the structure size is not a power of 2.
20379 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20381 * doc/install.texi: Add doc for --enable-checking=df.
20383 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20385 PR rtl-optimization/34808
20386 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20388 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20390 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20393 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20395 PR rtl-optimization/26854
20396 PR rtl-optimization/34400
20397 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20399 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20400 (df_rd_bb_info.expanded_lr_out): New.
20401 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20402 * loop_iv.c (iv_analysis_loop_init): Ditto.
20403 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20404 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20405 Added code to allocate, initialize or free expanded_lr_out.
20406 (df_rd_bb_local_compute_process_def): Restructured to make
20407 more understandable.
20408 (df_rd_confluence_n): Add code to do nothing with fake edges and
20409 code to no apply invalidate_by_call sets if the sets are being trimmed.
20410 (df_lr_local_finalize): Renamed to df_lr_finalize.
20411 (df_live_local_finalize): Renamed to df_live_finalize.
20413 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20416 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20417 deciding whether to use reciprocal instructions.
20419 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20421 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20422 dwarf2out_note_section_used if cold_text_section is NULL.
20424 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20426 PR gcov-profile/34610
20427 * tree-cfg.c (make_edges): Mark both outgoing edges from
20428 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20429 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20430 from OMP_FOR and OMP_CONTINUE outgoing edges.
20432 * tree-profile.c (tree_profiling): Return early if
20433 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20435 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20436 from cfun to child_cfun.
20437 * function.h (struct function): Add after_tree_profile bit.
20439 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20441 * config/avr/avr.S (_exit): Disable interrupt.
20443 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20444 Steven Bosscher <stevenb.gcc@gmail.com>
20446 PR rtl-optimization/26854
20447 PR rtl-optimization/34400
20448 * df-problems.c (df_live_scratch): New scratch bitmap.
20449 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20450 (df_live_reset): Clear the proper bitmaps.
20451 (df_live_bb_local_compute): Only process the artificial defs once
20452 since the order is not important.
20453 (df_live_init): Init the df_live sets only with the variables
20454 found live by df_lr.
20455 (df_live_transfer_function): Use the df_lr sets to prune the
20456 df_live sets as they are being computed.
20457 (df_live_free): Free df_live_scratch.
20459 2008-01-18 Ian Lance Taylor <iant@google.com>
20461 * common.opt: Add fmerge-debug-strings.
20462 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20463 flag_merge_debug_strings rather than flag_merge_constants.
20464 * doc/invoke.texi (Option Summary): Mention
20465 -fmerge-debug-strings.
20466 (Debugging Options): Document -fmerge-debug-strings.
20468 2008-01-18 Ian Lance Taylor <iant@google.com>
20471 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20472 (struct tree_function_decl): Add new field operator_new_flag.
20473 * tree-inline.c (expand_call_inline): When inlining a call to
20474 operator new, force the return value to go into a variable, and
20475 set DECL_NO_TBAA_P on that variable.
20476 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20478 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20481 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20482 DWARF2_DEBUGGING_INFO.
20483 (dwarf2out_note_section_used): Ditto. Add prototype.
20484 (have_multiple_function_sections, text_section_used,
20485 cold_text_section_used, *cold_text_sections): Move declarations
20488 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20490 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20491 field and add signal_ra.
20492 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20493 assignments to frame state pc. Move end of stack check after
20494 MD_FALLBACK_FRAME_STATE_FOR.
20495 (uw_update_context_1): Use frame state signal_regs if set, instead
20496 of checking signal_frame flag.
20497 (uw_update_context): Use frame state signal_ra if set.
20498 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20499 * config/xtensa/linux-unwind.h: New file.
20501 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20503 * modulo-sched.c (get_sched_window): Fix comment typo.
20505 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20507 PR tree-optimization/34648
20508 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20510 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20512 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20513 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20515 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20517 PR rtl-optimization/34400
20518 * df-core.c (df_worklist_dataflow_overeager,
20519 df_worklist_dataflow_doublequeue): New functions.
20520 (df_worklist_dataflow): Two different worklist solvers.
20521 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20524 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20527 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20528 and ftree-parallelize-loops.
20530 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20532 PR rtl-optimization/34826
20533 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20535 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20537 * global.c (find_reg): Mark the eh regs as used if necessary.
20538 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20539 * ra.h (struct allocno): no_eh_reg field added. Changed
20540 no_stack_reg type to bitfield.
20542 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20544 * tree.c (substitute_in_expr): Add missing 'break'.
20546 2008-01-17 Richard Guenther <rguenther@suse.de>
20548 PR tree-optimization/34825
20549 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20550 x / x as division to handle.
20552 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20554 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20555 "-pthread" is specified.
20556 * pa-hpux11.h (LIB_SPEC): Likewise.
20558 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20559 Peter Bergner <bergner@vnet.ibm.com>
20561 PR rtl-optimization/33796
20562 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20564 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20566 PR libgfortran/34699
20567 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20569 * pa-hpux10.h (LINK_SPEC): Likewise.
20570 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20572 2008-01-16 Richard Guenther <rguenther@suse.de>
20574 PR middle-end/32628
20575 * fold-const.c (fold_convert_const_int_from_int): Do not
20576 set overflow if that occured only because of a sign extension
20577 change when converting from/to a sizetype with the same
20578 precision and signedness.
20580 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20583 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20584 location address to the correct place. Update copyright year.
20586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20588 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20589 no dependences in the dependence_relations vector.
20591 2008-01-16 Jan Hubicka <jh@suse.cz>
20593 PR rtl-optimization/31396
20594 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20595 * cfg.c (dump_reg_info): Print it.
20596 * regs.h (struct reg_info_t): add freq_calls_crossed.
20597 (REG_FREQ_CALLS_CROSSED): New macro.
20598 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20599 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20600 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20601 regmove_optimize): Update call crossed frequencies.
20602 * local-alloc.c (struct qty): Add freq_calls_crossed.
20603 (alloc_qty): Copute freq_calls_crossed.
20604 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20605 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20606 * ra.h (struct allocno): Add freq_calls_crossed.
20608 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20610 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20611 libgomp when compiling with ftree-parallelize-loops.
20612 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20614 2008-01-16 Richard Guenther <rguenther@suse.de>
20616 PR tree-optimization/34769
20617 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20618 * tree.c (int_cst_value): Instead make this function more
20619 permissive in what it accepts as valid input. Document this
20620 function always sign-extends the value.
20622 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20623 Richard Guenther <rguenther@suse.de>
20626 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20627 (gimple_fold_indirect_ref_rhs): ... this.
20628 (gimple_fold_indirect_ref): New function with foldings
20629 that preserve lvalueness.
20630 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20631 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20632 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20633 to fold an INDIRECT_REF, fall back to the old use of
20634 fold_indirect_ref_1.
20636 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20638 * tree-data-ref.c (subscript_dependence_tester_1): Call
20639 free_conflict_function.
20640 (compute_self_dependence): Same.
20642 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20645 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20646 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20648 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20649 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20650 for DWARF2_UNWIND_INFO targets.
20652 2008-01-16 Richard Guenther <rguenther@suse.de>
20655 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20656 type qualifiers for function types.
20658 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20660 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20661 loop_iterator li from previous commit.
20663 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20665 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20667 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20669 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20670 (parallelize_loops): Don't parallelize irreducible components.
20672 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20675 * c-opts (c_common_post_options): Do not enable CPP
20676 flag_pedantic_errors by default.
20678 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20680 PR rtl-optimization/31944
20681 * cse.c (remove_pseudo_from_table): New function.
20682 (merge_equiv_classes): Use above function to remove pseudo-registers.
20683 (invalidate): Likewise.
20685 2008-01-13 Richard Guenther <rguenther@suse.de>
20687 PR middle-end/34601
20688 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20689 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20691 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20693 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20694 validate_change to unshare the source of the PC set.
20696 2008-01-12 Jan Hubicka <jh@suse.cz>
20698 PR middle-end/32135
20699 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20700 references above array bounds. This might trigger bounds checks for
20701 pointers to arrays.
20703 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20705 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20706 new_replaceable_dependencies.
20708 2008-01-12 Doug Kwan <dougkwan@google.com>
20710 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20711 instead of OPT_Wreturn_type in warning due to ignored return type
20713 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20714 options included in -Wextra.
20715 * c.opt: New option -Wignored_qualifiers.
20716 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20717 -Wignore_qualifiers.
20718 (-Wignored-qualifiers): Document.
20719 (-Wreturn-type): Remove description of functionality now handled
20720 by -Wignored-qualifiers.
20722 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20725 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20726 NOP_EXPR if it is between integral types with the same precision.
20728 2008-01-12 Jan Hubicka <jh@suse.cz>
20731 * invoke.texi (max-inline-recursive-depth): Fix default value.
20733 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20735 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20738 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20740 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20742 2008-01-11 James E. Wilson <wilson@specifix.com>
20745 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20747 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20749 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20750 save/restore frame pointer register and don't use 'call-prologues'
20751 optimization in function with "OS_task" attribute.
20753 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20755 PR middle-end/31309
20756 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20757 when copying to memory.
20759 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20761 PR rtl-optimization/30905
20762 * cfgcleanup.c: Include dce.h
20763 (crossjumps_occured): New global variable.
20764 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20765 If something changed, set crossjumps_occured to true.
20766 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20767 Don't add/remove fake edges to exit here...
20768 (cleanup_cfg): ...but do it here, when crossjumping.
20769 Run a fast DCE when successful crossjumps occured in the latest
20770 iteration of try_optimize_cfg.
20772 2008-01-11 Richard Guenther <rguenther@suse.de>
20774 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20775 (struct vn_unary_op_s): Likewise.
20776 (vn_reference_insert): Free old reference on hash collision.
20778 2008-01-10 Raksit Ashok <raksit@google.com>
20780 PR rtl-optimization/27971
20781 * combine.c (find_split_point): Split PLUS expressions which are
20782 inside a MEM rtx, and whose first operand is complex.
20784 2008-01-10 DJ Delorie <dj@redhat.com>
20786 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20787 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20788 (m32c_hard_regno_ok): Call the underlying function.
20790 2008-01-10 Richard Guenther <rguenther@suse.de>
20792 PR middle-end/34683
20793 * tree-cfg.c (tree_merge_blocks): Do not go through the
20794 full-blown folding and stmt updating path if we just deal
20795 with virtual operands.
20796 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20797 test for abnormal SSA_NAMEs.
20799 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20801 PR middle-end/34641
20802 * reload.c (push_reload): Add assertions. All constants from
20803 reg_equiv_constant should have been used for replacing the respective
20805 (find_reloads_address): Invoke find_reloads_address_part for
20806 constant taken from the reg_equiv_constant array.
20808 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20810 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20811 field (valnum) the first in the struct. Replace bools with
20814 2008-01-10 Richard Guenther <rguenther@suse.de>
20816 PR tree-optimization/34651
20817 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20818 types and ordering for masking and converting.
20820 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20822 PR tree-optimization/34017
20823 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20824 also for PHI_NODE expressions.
20826 2008-01-09 Jan Hubicka <jh@suse.cz>
20828 PR tree-optimization/34708
20829 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20830 based on number of case labels.
20831 (init_inline_once): Remove switch_cost.
20832 * tree-inline.h (eni_weights_d): Remove switch_cost.
20834 2008-01-09 Richard Guenther <rguenther@suse.de>
20835 Andrew Pinski <andrew_pinski@playstation.sony.com>
20837 PR middle-end/30132
20838 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20839 temporary if an rvalue is ok or an lvalue is not required.
20841 2008-01-09 Richard Guenther <rguenther@suse.de>
20843 PR middle-end/34458
20844 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20845 adjust return type.
20847 2008-01-09 Richard Guenther <rguenther@suse.de>
20849 PR middle-end/34679
20850 * tree.c (host_integerp): Check for sizetype only if the
20851 type is an integer type.
20853 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20856 * opts.c (decode_options): Disable inlining of functions called
20857 once if not in unit-at-a-time mode.
20859 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20861 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20863 2008-01-08 Richard Guenther <rguenther@suse.de>
20865 PR middle-end/31863
20866 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20867 out early if the result will be unused.
20869 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20874 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20875 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20878 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20880 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20881 for vectorization tuned.
20883 2008-01-08 Richard Guenther <rguenther@suse.de>
20885 PR tree-optimization/34683
20886 * tree-ssa-operands.c (operand_build_cmp): Export.
20887 * tree-ssa-operands.h (operand_build_cmp): Declare.
20888 * tree-vn.c (vuses_compare): Remove.
20889 (sort_vuses): Use operand_build_cmp.
20890 (sort_vuses_heap): Likewise.
20891 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20892 to re-use old VEC if available. Do not sort already sorted VUSEs.
20893 (vdefs_to_vec): Do not sort already sorted VDEFs.
20895 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20897 PR middle-end/34694
20898 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20900 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20903 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20904 limitations of reciprocal sequences on x86 targets.
20906 2008-01-08 Richard Guenther <rguenther@suse.de>
20908 PR tree-optimization/34683
20909 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20911 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20914 * config/darwin.c (darwin_mergeable_string_section): Don't use
20915 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20917 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20920 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20921 negxf2. Macroize expander using X87MODEF mode iterator. Change
20922 predicates of op0 and op1 to register_operand.
20923 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20924 expander using X87MODEF mode iterator. Change predicates of
20925 op0 and op1 to register_operand.
20926 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20927 corresponding patterns and macroize using MODEF macro. Change
20928 predicates of op0 and op1 to register_operand and remove
20929 "m" constraint. Disparage "r" alternative with "!".
20930 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20931 macroize using X87MODEF macro. Change predicates of op0 and op1
20932 to register_operand and remove "m" constraint. Disparage "r"
20933 alternative with "!".
20934 (absneg splitter with memory operands): Remove.
20935 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20936 patterns and macroize using X87MODEF mode iterator.
20937 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20938 Change predicate of op1 to register_operand.
20939 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20940 for memory operands.
20942 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20944 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20946 2008-01-07 Richard Guenther <rguenther@suse.de>
20948 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20951 2008-01-07 Richard Guenther <rguenther@suse.de>
20953 PR tree-optimization/34683
20954 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20955 VOPs of the needed size to save memory. Use VEC_quick_push
20956 to save compile-time.
20957 (vdefs_to_vec): Likewise.
20959 2008-01-07 Sa Liu <saliu@de.ibm.com>
20961 * config/spu/spu.md (divdf3): Genetate inline code for double
20962 division. The implementation doesn't handle INF or NAN, therefore it
20963 only applies when -ffinite-math-only is given.
20965 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20968 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20969 * doc/cpp.texi ([Common Predefined Macros]): Document.
20971 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20973 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20974 order to use commutative addition instead of subtraction.
20976 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20977 Mircea Namolaru <namolaru@il.ibm.com>
20978 Vladimir Yanovsky <yanov@il.ibm.com>
20979 Revital Eres <eres@il.ibm.com>
20981 PR tree-optimization/34263
20982 * tree-outof-ssa.c (process_single_block_loop_latch,
20983 contains_tree_r): New functions.
20984 (analyze_edges_for_bb): Call process_single_block_loop_latch
20985 function to empty single-basic-block latch block if possible.
20987 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20989 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20991 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20993 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20995 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20997 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20999 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21001 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21003 PR tree-optimization/34618
21004 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21007 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21010 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21011 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21012 Update copyright year.
21014 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21015 Update copyright year.
21016 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21019 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21021 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21022 edge does not point to current bb before changing need_assert.
21024 2008-01-04 Richard Guenther <rguenther@suse.de>
21026 PR middle-end/34029
21027 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21028 for verifying purposes if they are is_gimple_min_invariant.
21030 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21032 PR tree-optimization/34448
21033 PR tree-optimization/34465
21034 * gimplify.c (gimplify_init_constructor): Add new parameter
21035 notify_temp_creation. Use it.
21036 (gimplify_modify_expr_rhs): Take volatiles into account when
21037 optimizing constructors.
21038 Do not optimize constructors if gimplify_init_constructor will dump to
21040 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21041 * gcc.c-torture/compile/pr34448.c: New.
21043 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21045 PR gcov-profile/34609
21046 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21047 return_slot if result is TREE_ADDRESSABLE.
21049 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21051 * config/mips/mips.md (sqrt_condition): Tweak comment.
21052 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21054 2008-01-03 Tom Tromey <tromey@redhat.com>
21057 * c-common.c (c_type_hash): Handle VLAs.
21059 2008-01-03 Jan Hubicka <jh@suse.cz>
21061 PR tree-optimization/31081
21062 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21063 0 when inlining and not inlining to first basic block.
21064 (remap_decl): When var is initialized to 0, don't set default_def.
21065 (expand_call_inline): Set entry_bb.
21066 * tree-inline.h (copy_body_data): Add entry_bb.
21068 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21071 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21074 PR tree-optimization/29484
21075 * tree-inline.c (inline_forbidden_p_2): New function.
21076 (inline_forbidden_p): Disallow inlining if some static var
21077 has an address of a local LABEL_DECL in its initializer.
21078 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21081 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21083 PR tree-optimization/34635
21084 * tree-data-ref.c (add_other_self_distances): Make sure that the
21085 evolution step is constant.
21087 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21089 PR middle-end/34608
21090 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21092 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21094 * tree-sra.c (scalarize_init): Insert the generate_element_init
21095 statements after the generate_element_zero statements.
21097 2008-01-02 Richard Guenther <rguenther@suse.de>
21099 PR middle-end/34093
21100 PR middle-end/31976
21101 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21102 for very large number of operands instead of ICEing.
21104 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21107 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21108 while stack probing.
21110 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21112 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21115 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21117 PR libmudflap/26442
21118 * tree-mudflap.c (mx_register_decls): Guard warning by
21119 !DECL_ARTIFICIAL check.
21121 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21123 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21124 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21125 sse5_perm<mode>): Fix constraints.