1 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
6 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
7 (USE_LOAD_POST_INCREMENT): Define.
8 (USE_LOAD_PRE_INCREMENT): Define.
9 (USE_LOAD_POST_DECREMENT): Define.
10 (USE_LOAD_PRE_DECREMENT): Define.
11 (USE_STORE_PRE_DECREMENT): Define.
12 (USE_STORE_PRE_INCREMENT): Define.
13 (USE_STORE_POST_DECREMENT): Define.
14 (USE_STORE_POST_INCREMENT): Define.
15 (arm_auto_incmodes): Add enumeration.
16 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
17 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
19 2012-05-09 Jakub Jelinek <jakub@redhat.com>
21 PR tree-optimization/53226
22 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
23 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
24 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
25 doesn't need to be revisited, look for earliest stmt with
26 !gimple_plf (stmt, GF_PLF_1) if something changed.
28 2012-05-09 Terry Guo <terry.guo@arm.com>
30 * genmultilib: Update copyright dates.
31 * doc/fragments.texi: Ditto.
33 2012-05-09 Terry Guo <terry.guo@arm.com>
35 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
36 * genmultilib (MULTILIB_REQUIRED): New.
37 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
39 2012-05-09 Richard Guenther <rguenther@suse.de>
41 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
42 (vect_do_peeling_for_loop_bound): Likewise.
43 (vect_do_peeling_for_alignment): Likewise.
44 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
45 (vect_do_peeling_for_loop_bound): Get check_profitability and
46 threshold as parameters.
47 (vect_do_peeling_for_alignment): Likewise.
48 (vect_loop_versioning): Likewise.
49 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
50 and threshold here. Control where to put the check here.
52 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
55 * dwarf2out.h (get_address_mode): Move declaration to...
57 * dwarf2out.c (get_address_mode): Move definition to...
59 * var-tracking.c (get_address_mode): Delete.
60 * combine.c (find_split_point): Use get_address_mode instead of
61 targetm.addr_space.address_mode.
62 * cselib.c (cselib_record_sets): Likewise.
63 * dse.c (canon_address, record_store): Likewise.
64 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
65 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
66 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
67 (expand_expr_real_1): Likewise.
68 * ifcvt.c (noce_try_cmove_arith): Likewise.
69 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
70 * reload.c (find_reloads): Likewise.
71 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
72 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
74 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
76 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
77 information from the instruction produced.
79 2012-05-09 Richard Guenther <rguenther@suse.de>
81 * stor-layout.c (bit_from_pos): Document.
82 (byte_from_pos): Likewise. Optimize.
83 (pos_from_bit): Likewise.
84 (normalize_offset): Use pos_from_bit instead of replicating it.
86 2012-05-09 Alan Modra <amodra@gmail.com>
89 * config/rs6000/rs6000.c (gen_frame_set): New function.
90 (gen_frame_load, gen_frame_store): New functions.
91 (rs6000_savres_rtx): Use the above.
92 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
93 Correct mode used for CR2 in save/restore_world patterns.
94 Don't emit instructions for eh_return frame unwind reg info.
96 2012-05-08 Jan Hubicka <jh@suse.cz>
98 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
100 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
102 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
104 (compile_file): Do not output variables.
105 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
107 * langhooks.c: Include timevar.h
108 (write_global_declarations): Finalize compilation unit after wrapup;
109 set timevars correctly.
110 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
111 not to be added to varpool.
112 * varpool.c (varpool_assemble_decl): Sanity check that we are called
113 only on cases where it makes sense; skip constant pool and value expr
116 2012-05-08 David S. Miller <davem@davemloft.net>
118 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
119 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
120 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
122 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
124 PR rtl-optimization/53278
125 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
126 speed_p code from earlier patch.
128 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
131 * config/sh/sh.md (*branch_true, *branch_false): New insns.
133 2012-05-08 Teresa Johnson <tejohnson@google.com>
135 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
136 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
138 2012-05-08 Jan Hubicka <jh@suse.cz>
140 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
141 (cgraph_create_node_1): Rename to ...
142 (cgraph_create_empty_node): ... this one; export.
143 (cgraph_create_node): Update.
144 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
145 (cgraph_create_edge_including_clones): Likewise.
146 (cgraph_find_replacement_node): Likewise.
147 (cgraph_clone_edge): Likewise.
148 (cgraph_clone_node): Likewise.
149 (clone_function_name): Likewise.
150 (cgraph_create_virtual_clone): Likewise.
151 (cgraph_remove_node_and_inline_clones): Likewise.
152 (cgraph_redirect_edge_call_stmt_to_callee): Move here from
154 * cgraph.h: Reorder declarations so they match file of origin.
155 (cgraph_create_empty_node): Declare.
156 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
157 (cgraph_copy_node_for_versioning): Likewise.
158 (cgraph_function_versioning): Likewise.
159 (cgraph_materialize_clone): Likewise.
160 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
161 (cgraph_materialize_all_clones): Likewise.
162 * cgraphclones.c: New file.
163 * Makefile.in: Update for cgraphclones.
165 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
169 (ix86_rtx_costs): Handle SET.
171 2012-05-08 Michael Matz <matz@suse.de>
173 * basic-block.h (struct rtl_bb_info): Remove visited member and
174 move head_ member to ...
175 (struct basic_block_def.basic_block_il_dependent): ... the new
176 member x, replacing but containing old member rtl.
177 (enum bb_flags): New BB_VISITED flag.
178 (BB_HEADER, BB_FOOTER): New macros.
180 * jump.c (mark_all_labels): Adjust.
181 * cfgcleanup.c (try_optimize_cfg): Adjust.
182 * cfglayout.c (record_effective_endpoints): Adjust.
183 (relink_block_chain): Ditto (and don't fiddle with visited).
184 (fixup_reorder_chain): Adjust.
185 (fixup_fallthru_exit_predecessor): Ditto.
186 (cfg_layout_duplicate_bb): Ditto.
187 * combine.c (update_cfg_for_uncondjump): Adjust.
188 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
189 (bb_visited_trace): New accessor.
190 (mark_bb_visited): Move in front.
191 (rotate_loop): Use bb_visited_trace.
192 (find_traces_1_round): Ditto.
193 (emit_barrier_after): Ditto.
194 (copy_bb): Ditto, and initialize visited on resize.
195 (reorder_basic_blocks): Initize visited member.
196 (duplicate_computed_gotos): Clear bb flags at start, use
199 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
200 (rtl_verify_flow_info_1): Ditto.
201 (cfg_layout_split_block): Ditto.
202 (cfg_layout_delete_block): Ditto.
203 (cfg_layout_merge_blocks): Ditto.
204 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
206 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
209 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
210 when a constant source operand matches an "I" constraint, the "no
211 CC0 change" applies to a register-destination only, not a
212 strict_low_part-destination.
214 2012-05-08 Richard Guenther <rguenther@suse.de>
216 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
217 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
219 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
221 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
223 * doc/avr-mmcu.texi: New auto-generated file.
224 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
225 to document all valid -mmcu= arguments.
227 * config/avr/avr.h (arch_info_s): New struct definition.
228 * config/avr/avr-devices.c (avr_texinfo): New variable.
229 * config/avr/gen-avr-mmcu-texi.c: New file.
230 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
232 2012-05-08 Dehao Chen <dehao@google.com>
234 * predict.c (find_qualified_ssa_name): New.
235 (find_ssa_name_in_expr): New.
236 (find_ssa_name_in_assign_stmt): New.
237 (is_comparison_with_loop_invariant_p): New.
238 (is_bound_expr_similar): New.
239 (predict_iv_comparison): New.
240 (predict_loops): Add heuristic for loop-nested branches that compare an
241 induction variable to a loop bound variable.
242 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
244 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
247 TARGET_BDVER2 defines where appropriate.
249 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
251 * configure.ac (PLUGIN_LD): Rename into...
252 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
253 * config.in: Regenerate.
254 * configure: Likewise.
255 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
257 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
259 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
260 computation using the precision of the index type.
261 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
262 (fold_array_ctor_reference): Do index computations in the index type.
264 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
266 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
267 down to plus_constant.
268 (expand_epilogue): Ditto.
270 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
272 * postreload.c (reload_cse_regs): Make static.
273 * reload.h (reload_cse_regs): Remove prototype.
275 2012-05-07 Richard Henderson <rth@redhat.com>
277 * config/alpha/alpha.md (clear_cache): New pattern.
279 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
282 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
283 is folded to a type boundary value, verify that the resulting case
284 label is still a care range.
286 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
289 only for TARGET_GENERIC, when not optimizing for size.
290 (*ffs<mode>_1): Ditto.
292 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
294 * tree-cfg.c (verify_gimple_switch): Tighten checks.
296 2012-05-07 Jakub Jelinek <jakub@redhat.com>
298 PR tree-optimization/53239
299 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
300 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
302 2012-05-07 Richard Guenther <rguenther@suse.de>
304 PR tree-optimization/53195
305 * tree-inline.c (setup_one_parameter): Properly add referenced
306 vars from the parameters new known value.
308 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
310 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
311 (sched_branch_type): Remove.
312 (m68k_sched_md_init_global): Don't allocate it.
313 (m68k_sched_md_finish_global): Don't free it.
314 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
315 * config/m68k/m68k.md: Set the type of insns using
316 m68k_sched_branch_type to bcc directly.
318 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * config/sol2.c (solaris_override_options): New function.
321 * config/sol2-protos.h (solaris_override_options): Declare.
322 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
324 2012-05-07 Richard Guenther <rguenther@suse.de>
326 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
327 whether we failed to compute data dependences.
328 (loop_prefetch_arrays): Fail if we failed.
330 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
331 Paolo Bonzini <bonzini@gnu.org>
333 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
334 Emit bsf when optimizing for size.
335 (*ffs<mode>_1): Ditto.
337 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
340 * config/sh/sh.c (sh_rtx_costs): Handle SET.
342 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
346 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
347 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
349 (*bswapdi2_doubleword): New insn pattern.
350 (*bswap<mode>2): Rename from *bswap<mode>2_1.
352 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
354 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
355 (mips_set_reg_reg_cost): Likewise.
356 (mips_rtx_costs): Handle SET.
358 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
360 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
361 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
362 to compute the cost of moves. Set the mode of the target register.
364 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
366 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
367 plus_constant function.
368 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
369 that the mode is sensible.
370 (use_anchored_address, round_push, allocate_dynamic_stack_space)
371 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
374 * alias.c (canon_rtx): Likewise.
375 (init_alias_analysis): Likewise.
376 * builtins.c (expand_builtin_return_addr)
377 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
378 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
379 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
380 (expand_builtin_stpcpy): Likewise.
381 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
382 (compute_argument_addresses, internal_arg_pointer_based_exp)
383 (expand_call, emit_library_call_value_1): Likewise.
384 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
385 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
386 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
387 * cse.c (insert_const_anchor, find_reg_offset_for_const)
388 (use_related_value, fold_rtx): Likewise.
389 * cselib.c (cselib_subst_to_values): Likewise.
390 * dse.c (record_store, check_mem_read_rtx): Likewise.
391 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
392 * emit-rtl.c (adjust_address_1): Likewise.
393 * except.c (sjlj_emit_function_enter)
394 (expand_builtin_extract_return_addr)
395 (expand_builtin_frob_return_addr): Likewise.
396 * expmed.c (expand_divmod): Likewise.
397 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
398 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
399 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
400 * function.c (assign_stack_local_1)
401 (instantiate_virtual_regs_in_rtx): Likewise.
402 * optabs.c (prepare_cmp_insn): Likewise.
403 * recog.c (offsettable_address_addr_space_p): Likewise.
404 * reload.c (find_reloads_address, form_sum)
405 (find_reloads_subreg_address): Likewise.
406 * reload1.c (init_reload, eliminate_regs_1)
407 (eliminate_regs_in_insn): Likewise.
408 * simplify-rtx.c (simplify_unary_operation_1)
409 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
410 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
411 (vt_add_function_parameter): Likewise.
413 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
414 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
415 * config/alpha/alpha.c (alpha_legitimize_address_1)
416 (get_unaligned_address, alpha_expand_unaligned_load)
417 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
418 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
419 (alpha_expand_builtin_establish_vms_condition_handler)
420 (alpha_setup_incoming_varargs, emit_frame_store_1)
421 (alpha_expand_prologue, alpha_expand_epilogue)
422 (alpha_use_linkage): Likewise.
423 * config/alpha/alpha.md: Likewise.
425 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
426 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
427 (thumb_legitimize_address, arm_gen_load_multiple_1)
428 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
429 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
430 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
431 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
432 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
433 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
434 (thumb_expand_movmemqi, arm_set_return_address)
435 (thumb_set_return_address): Likewise.
436 * config/arm/arm.md: Likewise.
438 * config/avr/avr.c (avr_incoming_return_addr_rtx)
439 (avr_prologue_setup_frame, expand_epilogue)
440 (avr_const_address_lo16): Likewise.
442 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
443 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
444 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
445 (bfin_output_mi_thunk): Likewise.
447 * config/c6x/c6x.c (c6x_initialize_trampoline)
448 (c6x_output_mi_thunk): Likewise.
450 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
451 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
453 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
454 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
455 (cris_emit_movem_store, cris_trampoline_init): Likewise.
456 * config/cris/cris.md: Likewise.
458 * config/darwin.c (machopic_indirect_data_reference)
459 (machopic_legitimize_pic_address): Likewise.
461 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
462 (epiphany_expand_prologue, epiphany_expand_epilogue)
463 (epiphany_trampoline_init): Likewise.
464 * config/epiphany/epiphany.md: Likewise.
466 * config/fr30/fr30.c (fr30_move_double): Likewise.
468 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
469 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
470 (frv_index_memory, unspec_got_name, frv_find_base_term)
471 (frv_output_dwarf_dtprel): Likewise.
473 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
474 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
476 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
477 * config/i386/i386.c (setup_incoming_varargs_64)
478 (setup_incoming_varargs_ms_64, choose_baseaddr)
479 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
480 (ix86_emit_probe_stack_range, ix86_expand_prologue)
481 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
482 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
483 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
484 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
485 (x86_output_mi_thunk): Likewise.
486 * config/i386/i386.md: Likewise.
488 * config/ia64/ia64.c (ia64_expand_load_address)
489 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
490 (do_spill, ia64_trampoline_init): Likewise.
492 * config/iq2000/iq2000.c (iq2000_va_start)
493 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
494 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
495 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
497 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
499 * config/m32c/m32c.c (m32c_return_addr_rtx)
500 (m32c_expand_insv): Likewise.
502 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
503 (m32r_legitimize_pic_address, m32r_print_operand)
504 (m32r_print_operand_address): Likewise.
506 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
507 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
508 (EH_RETURN_HANDLER_RTX): Likewise.
509 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
510 (m68k_expand_epilogue, legitimize_pic_address)
511 (m68k_output_mi_thunk): Likewise.
512 * config/m68k/m68k.md: Likewise.
514 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
515 (mcore_expand_epilog): Likewise.
516 * config/mcore/mcore.md: Likewise.
518 * config/mep/mep.c (mep_allocate_initial_value)
519 (mep_expand_prologue, mep_expand_epilogue): Likewise.
521 * config/microblaze/microblaze.c (double_memory_operand)
522 (microblaze_block_move_loop): Likewise.
524 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
525 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
526 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
527 (mips_expand_prologue, mips_epilogue_set_cfa)
528 (mips_expand_epilogue): Likewise.
529 * config/mips/mips.md: Likewise.
531 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
532 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
534 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
535 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
537 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
538 (EH_RETURN_HANDLER_RTX): Likewise.
539 * config/moxie/moxie.c (moxie_static_chain): Likewise.
541 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
542 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
543 (pa_return_addr_rtx, hppa_builtin_saveregs)
544 (pa_trampoline_init): Likewise.
545 * config/pa/pa.md: Likewise.
547 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
549 * config/picochip/picochip.c (picochip_static_chain): Likewise.
551 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
552 * config/rs6000/rs6000.c (rs6000_legitimize_address)
553 (setup_incoming_varargs, print_operand, rs6000_return_addr)
554 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
555 (rs6000_emit_epilogue)
556 (rs6000_machopic_legitimize_pic_address): Likewise.
558 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
560 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
561 (DYNAMIC_CHAIN_ADDRESS): Likewise.
562 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
563 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
564 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
565 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
566 (s390_emit_epilogue, s390_function_profiler): Likewise.
567 * config/s390/s390.md: Likewise.
569 * config/score/score.c (score_add_offset, score_prologue): Likewise.
571 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
572 (sh_output_mi_thunk): Likewise.
573 * config/sh/sh.md: Likewise.
575 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
576 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
577 * config/sparc/sparc.c (sparc_legitimize_pic_address)
578 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
579 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
580 (emit_and_preserve): Likewise.
581 * config/sparc/sparc.md: Likewise.
583 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
584 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
585 (spu_setup_incoming_varargs, ea_load_store_inline)
586 (spu_expand_load): Likewise.
588 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
589 (combine_bnp): Likewise.
591 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
592 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
593 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
595 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
596 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
597 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
599 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
600 * config/v850/v850.md: Likewise.
602 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
603 (EH_RETURN_HANDLER_RTX): Likewise.
604 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
605 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
606 (print_operand_address, vax_trampoline_init): Likewise.
608 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
609 (xtensa_function_value_regno_p): Likewise.
611 2012-05-04 Andrew Pinski <apinski@cavium.com>
613 * expr.c (get_def_for_expr_class): New function.
614 (convert_tree_comp_to_rtx): New function.
615 (expand_cond_expr_using_cmove): New function.
616 (expand_expr_real_2 <case COND_EXPR>): Call
617 expand_cond_expr_using_cmove first and return if it succeeds.
618 Remove the check for HAVE_conditional_move since we should have
619 already converted it to a conditional move.
620 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
621 modes of DImode for 32bits and TImode.
623 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
626 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
627 (print_md_ptr_loc, print_c_condition): Use them.
628 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
629 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
630 attr_file, dfa_file, latency_file): New global variables.
631 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
632 write_upcase, write_indent, write_length_unit_log, write_test_expr,
633 write_attr_get, write_insn_cases, write_eligible_delay,
634 write_const_num_delay_slots): Accept FILE pointer and toss it around.
636 (write_header, open_outfile, handle_arg): New funcions.
637 (make_automaton_attrs): Write prototypes as extern to the output
639 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
640 names from the command line. Open the output files and write out
641 internal functions for DFA functions to dfa_file_name, insn latency
642 functions to latency_file_name, and everything else to attr_file.
643 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
644 (BACKEND): Build libbackend first.
645 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
646 (.PRECIOUS): Likewise.
647 (insn-dfatab.o): New rule.
648 (insn-latencytab.o): New rule.
649 (simple_rtl_generated_c): Do not include insn-attrtab.c.
650 (s-attrtab): New rule.
652 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
654 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
655 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
656 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
657 * reorg.c (get_jump_flags): Do not set the removed flags.
659 * doc/md.texi (attr_flag): Update for abovementioned changes.
661 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
665 (TARGET_CMOV): Rename from TARGET_CMOVE.
666 (TARGET_CMOVE): New define.
667 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
668 Do not set TARGET_CMOVE here.
670 2012-05-04 Dodji Seketeli <dodji@redhat.com>
672 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
673 * opts.c (finish_options): Activate -Wunused-local-typedefs if
674 -Wunused is activated.
675 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
677 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
679 * config/s390/s390.md (*movmem_short, *clrmem_short)
680 (*cmpmem_short): Move the mode check from the insn condition to
683 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
685 PR tree-optimization/52633
686 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
687 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
688 (vect_recog_over_widening_pattern): Remove handling of code that was
689 already detected as over-widening pattern. Remove special handling
690 of "unsigned" cases. Instead, support general case of conversion
691 of the shift result to another type.
693 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
695 * tree-vect-patterns.c (vect_single_imm_use): New function.
696 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
697 (vect_recog_over_widening_pattern): Likewise.
698 (vect_recog_widen_shift_pattern): Likewise.
700 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
702 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
703 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
704 (vect_recog_widen_mult_pattern): Likewise.
705 (vect_operation_fits_smaller_type): Likewise.
706 (vect_recog_over_widening_pattern): Likewise.
707 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
709 2012-05-04 Richard Guenther <rguenther@suse.de>
712 * lto-wrapper.c (merge_and_complain): Complain about mismatches
713 of -freg-struct-return and -fpcc-struct-return.
714 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
715 from the input file options and ignore those from the link
718 2012-05-04 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/53168
721 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
722 memory reads when the result is a constant we can pun.
724 2012-05-04 Richard Guenther <rguenther@suse.de>
726 * common.opt (flto-report): Do not mark as Optimization.
728 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
731 * recog.c (constrain_operands): If extra constraints are present, also
732 accept pseudo-registers with equivalent memory locations during reload.
734 2012-05-04 Olivier Hainque <hainque@adacore.com>
736 * collect2.c (may_unlink_output_file): New global.
737 (maybe_unlink): Honor it.
738 * collect2.h: Add extern for it.
739 * tlink.c (do_tlink): Set it to true if the link succeeded.
741 2012-05-04 Olivier Hainque <hainque@adacore.com>
743 * gcc.c (eval_spec_function): Finalize/restore the current string
744 obstack state as part of the context push/pop operations.
746 2012-05-04 Bin Cheng <bin.cheng@arm.com>
748 PR rtl-optimization/52804
749 * reload1.c (reload_reg_reaches_end_p): Check whether successor
750 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
751 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
752 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
753 RELOAD_FOR_OUTADDR_ADDRESS.
755 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
758 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
761 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
763 * flags.h (flag_permissive): Do not declare.
764 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
766 * toplev.c (flag_permissive): Do not define.
767 * c-tree.h (system_header_p): Delete unused.
769 2012-05-03 David S. Miller <davem@davemloft.net>
772 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
773 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
774 (sparc_emit_float_lib_cmp): Likewise.
776 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
779 * config/rs6000/rs6000.md (bswapdi splitters): If
780 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
781 default) is used, generate an alternate sequence that does not
782 depend on using indexed addressing.
784 2012-05-03 Jason Merrill <jason@redhat.com>
786 * gengtype.c (write_types): Fix warning message.
787 (write_local): Likewise.
789 2012-05-02 Jason Merrill <jason@redhat.com>
791 * dwarf2out.c (struct external_ref, build_local_stub): New.
792 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
793 (optimize_external_refs, optimize_external_refs_1): New.
794 (change_AT_die_ref): New.
795 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
796 (build_abbrev_table): Take the external refs hashtable.
797 (output_comp_unit): Get it from optimize_external_refs and pass it in.
799 2012-05-03 Jan Hubicka <jh@suse.cz>
802 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
804 2012-05-03 Jan Hubicka <jh@suse.cz>
807 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
809 2012-05-03 Jason Merrill <jason@redhat.com>
811 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
812 use_debug_types to discriminate the die_id union.
813 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
814 (build_abbrev_table, output_die): Likewise.
815 (prune_unused_types_walk_attribs): Likewise.
816 (generate_type_signature, copy_declaration_context): Set it.
817 (remove_child_or_replace_with_skeleton): Set it.
818 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
819 check use_debug_types.
820 (dwarf2out_finish): Do break_out_includes after .debug_types.
822 2012-05-03 Jason Merrill <jason@redhat.com>
824 * dwarf2out.c (modified_type_die): Use scope_die_for.
825 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
826 (uses_local_type_r, uses_local_type): New.
827 (scope_die_for): Keep a type that uses a local type in local scope.
828 Use get_context_die for namespace and type scope.
830 2012-05-03 Jason Merrill <jason@redhat.com>
832 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
834 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
835 (dwarf2out_finish): Likewise.
837 2012-05-03 Martin Jambor <mjambor@suse.cz>
839 * builtins.c (get_object_alignment_1): Return whether we can determine
840 the alignment or conservatively assume byte alignment. Return the
841 alignment by reference. Use get_pointer_alignment_1 for dereference
843 (get_pointer_alignment_1): Return whether we can determine the
844 alignment or conservatively assume byte alignment. Return the
845 alignment by reference. Use get_ptr_info_alignment to get SSA name
847 (get_object_alignment): Update call to get_object_alignment_1.
848 (get_object_or_type_alignment): Likewise, fall back to type alignment
849 only when it returned false.
850 (get_pointer_alignment): Update call to get_pointer_alignment_1.
851 * fold-const.c (get_pointer_modulus_and_residue): Update call to
852 get_object_alignment_1.
853 * ipa-prop.c (ipa_modify_call_arguments): Update call to
854 get_pointer_alignment_1.
855 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
856 of MEM_REF or TARGET_MEM_REF only when it returns false.
857 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
858 get_object_alignment_1.
859 (ccp_finalize): Use set_ptr_info_alignment.
860 * tree.h (get_object_alignment_1): Update declaration.
861 (get_pointer_alignment_1): Likewise.
862 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
863 (dump_gimple_stmt): Likewise.
864 * tree-flow.h (ptr_info_def): Updated comments of fields align and
866 (get_ptr_info_alignment): Declared.
867 (mark_ptr_info_alignment_unknown): Likewise.
868 (set_ptr_info_alignment): Likewise.
869 (adjust_ptr_info_misalignment): Likewise.
870 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
871 and set alignment of SSA names.
872 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
873 mark_ptr_info_alignment_unknown.
874 * tree-ssanames.c (get_ptr_info_alignment): New function.
875 (mark_ptr_info_alignment_unknown): Likewise.
876 (set_ptr_info_alignment): Likewise.
877 (adjust_ptr_info_misalignment): Likewise.
878 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
879 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
881 (bump_vector_ptr): Likewise.
882 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
883 (vectorizable_store): Likewise.
884 (vectorizable_load): Likewise.
886 2012-05-03 Michael Matz <matz@suse.de>
888 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
889 in front of basic_block_def.
890 (struct basic_block_def): Make il.gimple the full struct, not a
892 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
894 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
895 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
896 NULL il.gimple, which can't happen anymore.
897 * gimple.h (bb_seq): il.gimple can't be NULL.
899 (set_bb_seq): Adjust.
900 (gsi_start_bb, gsi_last_bb): Tidy.
901 * lto-streamer-in.c (make_new_block): Don't zero members that
902 are zeroed already, don't allocate a gimple_bb_info.
903 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
904 (remove_bb): Clear all il.gimple members.
905 (gimple_verify_flow_info): Adjust for flat il.gimple.
906 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
908 * coretypes.h (const_gimple_seq): Remove typedef.
909 * gimple.h (gimple_seq_first): Take gimple_seq.
910 (gimple_seq_first_stmt): Ditto.
911 (gimple_seq_last): Ditto.
912 (gimple_seq_last_stmt): Ditto.
913 (gimple_seq_empty_p): Ditto.
915 2012-05-03 Richard Guenther <rguenther@suse.de>
917 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
919 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
920 (compute_avail): Do not add possibly trapping operations to
921 EXP_GEN if they might not be executed in the block.
923 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
925 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
927 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
929 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
930 information as early as possible. Update dominance info instead of
933 2012-05-03 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
936 (union_contains_value): Remove.
937 (vro_valid_in_sets): Likewise.
938 (op_valid_in_sets): New function.
939 (valid_in_sets): Use op_valid_in_sets.
940 (insert_into_preds_of_block): Move dumping ...
941 (do_regular_insertion): ... here.
942 (do_partial_partial_insertion): ... and here. Dump that
943 we've found a partial partial redundancy.
944 (insert): Dump the current insert iteration.
946 2012-05-03 Jakub Jelinek <jakub@redhat.com>
949 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
950 append program name to it and pass that as first argument
951 to make_relative_prefix. Always pass standard_libexec_prefix
952 as last argument to make_relative_prefix. If
953 make_relative_prefix returns NULL, fall back to
954 standard_libexec_prefix.
957 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
961 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
962 mode, return that mode.
965 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
966 define __ATOMIC_HLE_* macros here.
967 (ix86_target_macros): But here, using cpp_define_formatted.
969 2012-05-03 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/53144
972 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
974 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
975 with SSA name values.
976 (vn_reference_lookup_3): Adjust callers.
978 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
980 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
981 has_fma4 for AMD processors with both fma3 and fma4 support.
983 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
986 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
989 2012-05-03 Michael Matz <matz@suse.de>
992 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
993 (dse_enter_block): Properly iterate the whole sequence even
994 if the last statement was removed.
996 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
998 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
999 unset flag_jump_tables.
1000 * stmt.c (expand_case): Remove special flag_pic case conditional
1001 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1003 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1005 * common/config/s390/s390-common.c (s390_option_optimization_table):
1006 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1007 default when optimizing.
1009 2012-05-02 Martin Jambor <mjambor@suse.cz>
1012 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1013 of a variable when the contect is a function.
1015 2012-05-02 Michael Matz <matz@suse.de>
1017 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1018 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1019 (const_gimple_seq_node): Remove.
1020 (gimple_seq_node): Typedef as gimple.
1021 (struct gimple_statement_base): Add next and prev members,
1022 adjust all WORD markers in using structs.
1023 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1024 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1025 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1026 gimple are the same.
1027 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1029 (gimple_init_singleton): New function.
1030 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1031 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1033 (gsi_stmt_ptr): Remove.
1034 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1036 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1037 again, adjust for above changes.
1038 (update_call_edge_frequencies): Adjust for above changes.
1039 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1040 (gsi_insert_seq_nodes_after): Ditto.
1041 (gsi_split_seq_after): Ditto.
1042 (gsi_set_stmt): Ditto.
1043 (gsi_split_seq_before): Ditto.
1044 (gsi_remove): Ditto.
1045 (gsi_insert_seq_before_without_update): Don't free sequence.
1046 (gsi_insert_seq_after_without_update): Ditto.
1047 (gsi_replace): Assert some more invariants.
1048 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1050 (gsi_for_stmt): Don't search for stmt.
1051 (gsi_insert_on_edge_immediate): Tidy.
1053 * gimple.c (gimple_alloc_k): Remove "sequences".
1054 (gimple_seq_cache): Remove.
1055 (gimple_alloc_stat): Make stmt a singleton sequence.
1056 (gimple_seq_alloc, gimple_seq_free): Remove.
1057 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1058 (gimple_copy): Ditto.
1059 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1060 create iterator from correct sequence.
1061 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1063 2012-05-02 Michael Matz <matz@suse.de>
1065 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1067 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1068 sequence, lazily allocate it.
1069 (bb_seq_addr): New function.
1070 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1071 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1072 (gsi_none): New function.
1073 (gsi_start_bb): Adjust.
1074 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1075 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1076 (gsi_last_bb): Adjust.
1078 * tree-flow-inline.h (phi_nodes_ptr): New function.
1080 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1081 datastructure and interface change.
1082 (gsi_insert_seq_before_without_update): Ditto.
1083 (gsi_insert_seq_nodes_after): Ditto.
1084 (gsi_insert_seq_after_without_update): Ditto.
1085 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1086 (gsi_split_seq_before): Ditto.
1087 (gsi_start_phis): Adjust.
1088 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1089 (vect_transform_loop): Ditto.
1090 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1091 gimple_seq_copy): Don't use gimple_seq_alloc.
1092 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1093 (gimplify_seq_add_seq): Ditto.
1094 * lto-streamer-in.c (make_new_block): Ditto.
1095 * tree-cfg.c (create_bb): Ditto.
1096 * tree-sra.c (initialize_parameter_reductions): Ditto.
1098 2012-05-02 Michael Matz <matz@suse.de>
1100 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1101 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1102 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1103 set_bb_seq): Move down to after gimple_statement_d definition.
1105 2012-05-02 Michael Matz <matz@suse.de>
1107 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1108 gsi_replace_with_seq, instead of inserting itself.
1109 * gimple-iterator.c (gsi_replace_with_seq): New function.
1110 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1111 iterator instead of statement, advance it.
1112 (ssa_forward_propagate_and_combine): Adjust call to above.
1114 2012-05-02 Michael Matz <matz@suse.de>
1116 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1118 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1119 * tree-nested.c (walk_gimple_omp_for): Ditto.
1120 * trans-mem.c (lower_transaction): Ditto.
1121 * tree-eh.c (do_return_redirection): Ditto.
1122 (do_goto_redirection): Ditto.
1123 (lower_try_finally_switch): Ditto.
1124 * gimplify.c (gimplify_stmt): Ditto.
1125 (gimplify_scan_omp_clauses): Ditto.
1126 (gimplify_omp_for): Ditto.
1127 (gimplify_function_tree): Ditto.
1128 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1129 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1130 (mf_build_check_statement_for): Ditto.
1131 (mx_register_decls): Ditto.
1132 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1133 and don't use itertors to append.
1134 (insert_stmts): Ditto.
1135 (insert_out_of_ssa_copy): Ditto.
1136 (insert_out_of_ssa_copy_on_edge): Ditto.
1138 2012-05-02 Michael Matz <matz@suse.de>
1140 * gimple.h (gimple_bind_body_ptr): New function.
1141 (gimple_bind_body): Use it.
1142 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1143 (gimple_eh_filter_failure_ptr): New function.
1144 (gimple_eh_filter_failure): Use it.
1145 (gimple_eh_else_n_body_ptr): New function.
1146 (gimple_eh_else_n_body): Use it.
1147 (gimple_eh_else_e_body_ptr): New function.
1148 (gimple_eh_else_e_body): Use it.
1149 (gimple_try_eval_ptr): New function.
1150 (gimple_try_eval): Use it.
1151 (gimple_try_cleanup_ptr): New function.
1152 (gimple_try_cleanup): Use it.
1153 (gimple_wce_cleanup_ptr): New function.
1154 (gimple_wce_cleanup): Use it.
1155 (gimple_omp_body_ptr): New function.
1156 (gimple_omp_body): Use it.
1157 (gimple_omp_for_pre_body_ptr): New function.
1158 (gimple_omp_for_pre_body): Use it.
1159 (gimple_transaction_body_ptr): New function.
1160 (gimple_transaction_body): Use it.
1161 (gsi_split_seq_before): Adjust to return nothing and take pointer
1163 (gsi_set_stmt): Declare.
1164 (gsi_replace_with_seq): Declare.
1165 (walk_gimple_seq_mod): Declare.
1166 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1168 * gimple-iterator.c (gsi_set_stmt): New function.
1169 (gsi_split_seq_before): Return new sequence via pointer argument.
1170 (gsi_replace): Use gsi_set_stmt.
1172 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1174 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1175 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1177 (reserve_phi_args_for_new_edge): Change call to above,
1180 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1181 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1182 iterators. Adjust call to lower_omp.
1183 (lower_lastprivate_clauses): Adjust call to lower_omp.
1184 (lower_reduction_clauses): Ditto.
1185 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1186 (lower_omp_sections): Don't explicitely count sequence length,
1187 nullify lowered bodies earlier, ensure stmts are part of only
1188 one sequence, adjust call to lower_omp.
1189 (lower_omp_single): Ensure stmts are part of only one sequence,
1190 adjust call to lower_omp.
1191 (lower_omp_master): Ditto.
1192 (lower_omp_ordered): Ditto.
1193 (lower_omp_critical): Ditto.
1194 (lower_omp_for): Ditto.
1195 (lower_omp_taskreg): Ditto, tidy.
1196 (lower_omp_1): Adjust calls to lower_omp.
1197 (execute_lower_omp): Ditto.
1198 (lower_omp): Adjust to take pointer to sequence.
1199 (diagnose_sb_2): Use walk_gimple_seq_mod.
1200 (diagnose_omp_structured_block_errors): Ditto and set possibly
1201 changed function body.
1202 * gimple-low.c (lower_function_body): Set function body after
1204 (lower_sequence): Adjust to take pointer to sequence.
1205 (lower_omp_directive): Ensure stmt isn't put twice into the
1206 sequence, adjust call to lower_sequence.
1207 (lower_stmt): Adjust calls to lower_sequence.
1208 (lower_gimple_bind): Ditto.
1209 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1210 * tree-nested.c (walk_body): Take pointer to sequence, use
1211 walk_gimple_seq_mod.
1212 (walk_function): Adjust call to walk_body, set possibly changed body.
1213 (walk_gimple_omp_for): Adjust calls to walk_body.
1214 (convert_nonlocal_omp_clauses): Ditto.
1215 (convert_nonlocal_reference_stmt): Ditto.
1216 (convert_local_omp_clauses): Ditto.
1217 (convert_local_reference_stmt): Ditto.
1218 (convert_tramp_reference_stmt): Ditto.
1219 (convert_gimple_call): Ditto.
1220 (convert_nl_goto_reference): Use local iterator copy.
1221 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1222 but taking pointer to sequence, ensure gsi_start is called with
1224 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1225 asserting that the sequence head didn't change.
1226 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1227 walk_gimple_seq_mod.
1228 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1229 (execute_lower_tm): Ditto, and set possibly changed body.
1230 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1231 call gsi_start with that lvalue.
1232 (replace_goto_queue_stmt_list): Ditto.
1233 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1234 (replace_goto_queue): Ditto.
1235 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1236 (lower_try_finally_onedest): Ditto.
1237 (lower_try_finally_copy): Ditto.
1238 (lower_try_finally_switch): Ditto.
1239 (lower_try_finally): Ditto.
1240 (lower_eh_filter): Ditto.
1241 (lower_eh_must_not_throw): Ditto.
1242 (lower_cleanup): Ditto.
1243 (lower_eh_constructs_2): Ditto.
1244 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1245 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1246 set possibly changed body.
1247 (optimize_double_finally): Call gsi_start with lvalue.
1249 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1250 (gimple_split_block): Ditto.
1251 (gimple_merge_blocks): Use gsi_start_phis.
1252 (move_stmt_r): Use walk_gimple_seq_mod.
1253 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1254 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1255 (rebuild_cgraph_edges): Ditto.
1256 (cgraph_rebuild_references): Ditto.
1257 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1258 * tree-inline.c (copy_phis_for_bb): Ditto.
1259 * tree-ssa-dce.c: Ditto.
1261 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1263 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1264 Andi Kleen <ak@linux.intel.com>
1266 * coretypes.h (MEMMODEL_MASK): New.
1267 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1268 and return new variable.
1269 (expand_builtin_atomic_exchange): Mask memmodel values.
1270 (expand_builtin_atomic_compare_exchange): Ditto.
1271 (expand_builtin_atomic_load): Ditto.
1272 (expand_builtin_atomic_store): Ditto.
1273 (expand_builtin_atomic_clear): Ditto.
1274 * doc/extend.texi: Mention port-dependent memory model flags.
1275 * config/i386/cpuid.h (bit_HLE): New.
1276 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1278 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1279 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1280 (ix86_target_string)<-mhle>: New.
1281 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1282 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1283 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1284 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1285 enabled for generic, generic64 and core-avx2.
1286 (ix86_print_operand): Generate HLE lock prefixes.
1287 (ix86_memmodel_check): New.
1288 (TARGET_MEMMODEL_CHECK): Ditto.
1289 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1290 (IX86_HLE_ACQUIRE): Ditto.
1291 (IX86_HLE_RELEASE): Ditto.
1292 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1293 * config/i386/i386.opt (mhle): Ditto.
1294 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1295 success model to instruction emitter.
1296 (atomic_fetch_add<mode>): Ditto.
1297 (atomic_exchange<mode>): Ditto.
1298 (atomic_add<mode>): Ditto.
1299 (atomic_sub<mode>): Ditto.
1300 (atomic_<code><mode>): Ditto.
1301 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1302 (atomic_compare_and_swap_single<mode>): Define and use argument
1304 (atomic_compare_and_swap_double<mode>): Ditto.
1305 * configure.ac: Check if assembler support HLE prefixes.
1306 * configure: Regenerate.
1309 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1312 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1314 (gimplify_switch_expr): ... here.
1315 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1316 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1317 to clean up case labels with values outside the index type range.
1318 (simplify_gimple_switch): Call it if something changed.
1319 Remove strange and unnecessary assert.
1321 2012-05-02 Richard Guenther <rguenther@suse.de>
1323 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1325 (int_const_binop_1): New worker for int_const_binop with
1326 overflowable parameter. Pass it through to force_fit_type_double.
1327 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1329 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1330 to minus one, forcing overflow detection for even unsigned types.
1331 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1332 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1333 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1335 (layout_type): For zero-sized arrays ignore overflow on the
1337 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1338 (bit_value_binop_1): Likewise.
1339 * tree.c (double_int_to_tree): Likewise.
1340 (double_int_fits_to_tree_p): Likewise.
1341 (force_fit_type_double): Likewise.
1342 (host_integerp): Likewise.
1343 (int_fits_type_p): Likewise.
1344 * varasm.c (output_constructor_regular_field): Sign-extend the
1345 field-offset to cater for negative offsets produced by the Ada
1347 * omp-low.c (extract_omp_for_data): Convert the loop step to
1348 signed for pointer adjustments.
1350 2012-05-02 Richard Guenther <rguenther@suse.de>
1352 * tree.c (valid_constant_size_p): New function.
1353 * tree.h (valid_constant_size_p): Declare.
1354 * cfgexpand.c (expand_one_var): Adjust check for too large
1355 variables by using valid_constant_size_p.
1356 * varasm.c (assemble_variable): Likewise.
1358 * c-decl.c (grokdeclarator): Properly check for sizes that
1359 cover more than half of the address-space.
1361 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1363 PR tree-optimization/53163
1364 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1365 return value from compute_all_dependences.
1367 PR rtl-optimization/53160
1368 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1369 has been modified by ree pass already.
1371 2012-05-01 Ian Lance Taylor <iant@google.com>
1374 * c-decl.c (build_compound_literal): Make the decl readonly if it
1375 an array of a readonly type.
1376 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1377 parameter. Change all callers. If the decl is not addressable
1378 and is not an l-value, make it readonly.
1380 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1382 * ira.c (allocated_reg_info_size): New static variable.
1383 (expand_reg_info): Manage it. Call
1384 setup_preferred_alternate_classes_for_new_pseudos.
1385 (ira): Don't do it here. Remove local allocated_reg_info_size,
1386 set the global before calling find_moveable_pseudos.
1387 (find_moveable_pseudos): Call expand_reg_info rather than
1390 2012-05-01 Richard Henderson <rth@redhat.com>
1392 * common.opt (fsync-libcalls): New.
1393 * doc/invoke.texi: Document it.
1394 * optabs.c (init_sync_libfuncs): Honor it.
1396 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1397 Richard Sandiford <r.sandiford@uk.ibm.com>
1399 PR rtl-optimization/52543
1400 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1402 * lower-subreg.h: New file.
1403 * target-globals.h (this_target_lower_subreg): Declare.
1404 (target_globals): Add lower_subreg;
1405 (restore_target_globals): Restore this_target_lower_subreg.
1406 * target-globals.c: Include it.
1407 (default_target_globals): Add default_target_lower_subreg.
1408 (save_target_globals): Initialize target_lower_subreg.
1409 * rtl.h (init_lower_subreg): Added declaration.
1410 * toplev.c (backend_init_target): Call initializer for lower-subreg
1412 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1413 (default_target_lower_subreg): New variable.
1414 (this_target_lower_subreg): Likewise.
1415 (twice_word_mode, choices): New macros.
1416 (shift_cost, compute_splitting_shift, compute_costs)
1417 (init_lower_subreg): New functions.
1418 (resolve_simple_move): Add speed_p argument. Check choices.
1419 (find_pseudo_copy): Don't check the mode size here.
1420 (resolve_simple_move): Assert the mode size.
1421 (find_decomposable_shift_zext): Add speed_p argument and return
1422 a bool. Check choices.
1423 (resolve_shift_zext): Add comment.
1424 (dump_shift_choices, dump_choices): New functions.
1425 (decompose_multiword_subregs): Dump list of profitable
1426 transformations. Add code to skip non profitable transformations.
1427 Update calls to simple_move and find_decomposable_shift_zext.
1429 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1430 Sameera Deshpande <sameera.deshpande@arm.com>
1431 Greta Yorsh <greta.yorsh@arm.com>
1433 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1434 (thumb1_unexpanded_epilogue): ...this.
1435 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1436 (thumb1_unexpanded_epilogue): ...this.
1437 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1438 (thumb1_unexpanded_epilogue): ...this.
1440 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1442 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1443 comparing enumeration values. Update comments.
1445 2012-05-01 Alan Modra <amodra@gmail.com>
1448 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1449 load_cr_save, add_crlr_cfa_restore): New functions.
1450 (rs6000_restore_saved_cr): Rename to..
1451 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1452 (rs6000_emit_epilogue): Use new functions. Adjust condition
1453 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1454 regs when using out-of-line restore only when shrink wrapping.
1456 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1459 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1460 calls to cgraph_node_name in xstrdup.
1461 (ipa_make_edge_direct_to_target): Ditto.
1462 * cgraph.c (dump_cgraph_node): Ditto.
1463 * tree-sra.c (convert_callers_for_node): Ditto.
1464 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1465 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1466 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1467 (cgraph_materialize_all_clones): Ditto.
1468 * ipa-inline.c (report_inline_failed_reason): Ditto.
1469 (want_early_inline_function_p): Ditto.
1470 (edge_badness): Ditto.
1471 (update_edge_key): Ditto.
1472 (flatten_function): Ditto.
1473 (ipa_inline): Ditto.
1474 (inline_always_inline_functions): Ditto.
1475 (early_inline_small_functions): Ditto.
1477 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1481 constraints 0 and 1.
1483 012-04-30 Jan Hubicka <jh@suse.cz>
1485 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1486 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1487 (cgraph_add_to_same_comdat_group): Remove.
1488 (cgraph_add_asm_node): Move to cgraphunit.c.
1489 (cgraph_make_decl_local): Move to symtab.c
1490 (cgraph_make_node_local_1): Update.
1491 (cgraph_can_remove_if_no_direct_calls_and): Update.
1492 (used_from_object_file_p): Update.
1493 (resolution_used_from_other_file_p): Move to symtab.c
1494 (cgraph_used_from_object_file_p): move to symtab.c
1495 (verify_cgraph_node): Verify same comdat groups.
1496 * cgraph.h (cgraph_asm_node): Rename to ...
1497 (asm_node): ... this one.
1498 (cgraph_asm_nodes): Rename to ...
1499 (asm_nodes): ... this one.
1500 (symtab_add_to_same_comdat_group): New function.
1501 (symtab_dissolve_same_comdat_group_list): New function.
1502 (symtab_used_from_object_file_p): Declare.
1503 (symtab_make_decl_local): Declare.
1504 (cgraph_add_to_same_comdat_group): Remove.
1505 (cgraph_add_asm_node): Remove.
1506 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1508 (cgraph_finalize_compilation_unit): Rename to ...
1509 (finalize_compilation_unit): ... this one.
1510 (cgraph_optimize): Rename to ....
1511 (compile): ... this one.
1512 (add_asm_node): Declare.
1513 (fixup_same_cpp_alias_visibility): Declare.
1514 (cgraph_make_decl_local): Remove.
1515 (varpool_assemble_pending_decls): Rename to ...
1516 (varpool_output_variables): ... this one.
1517 (varpool_remove_unreferenced_decls): Remove.
1518 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1519 (preserve_function_body_p): Make static.
1520 * toplev.c (compile_file): Update comments; update.
1521 * cgraphunit.c: Update comments.
1522 (cgraph_expand_all_functions): Rename to ...
1523 (expand_all_functions): ... this one; update.
1524 (cgraph_mark_functions_to_output): Rename to ...
1525 (mark_functions_to_output): ... this one; cleanup.
1526 (cgraph_output_pending_asms): Remove prototype.
1527 (asm_nodes, asm_last_node): New static vars.
1528 (cgraph_process_new_functions): Update.
1529 (cgraph_reset_node): Cleanup; add comment.
1530 (cgraph_add_new_function): Update.
1531 (cgraph_output_pending_asms): Rename to ...
1532 (output_asm_statements): ... this one.
1533 (add_asm_node): New function.
1534 (fixup_same_cpp_alias_visibility): New function based on code
1535 in cgraph_analyze_function.
1536 (cgraph_analyze_function): Use it.
1537 (cgraph_order_sort): Update.
1538 (cgraph_output_in_order): Update.
1539 (cgraph_function_versioning): Update.
1540 (cgraph_optimize): Rename to ...
1541 (compile): ... this one; initialize streamer hooks here.
1542 (cgraph_finalize_compilation_unit): Rename to ...
1543 (finalize_compilation_unit): ... this one; do not initialize streamer
1545 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1546 * dwarf2out.c: Update ocmment.
1547 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1548 * method.c (use_thunk): Likewise.
1549 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1550 * decl2.c (maybe_emit_vtables): Likewise.
1551 (cp_write_global_declarations): Use finalize_compilation_unit.
1552 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1553 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1554 * c-decl.c (c_write_global_declarations): Use
1555 finalize_compilation_unit.
1556 * langhooks.c (write_global_declarations): Update.
1557 * ipa.c (cgraph_externally_visible_p): Update.
1558 (dissolve_same_comdat_group_list): Remove.
1559 (function_and_variable_visibility): Update.
1560 * symtab.c: Inlcude lto-streamer.h and rtl.h
1561 (ld_plugin_symbol_resolution_names): New.
1562 (symtab_add_to_same_comdat_group): New.
1563 (symtab_dissolve_same_comdat_group_list): New.
1564 (resolution_used_from_other_file_p): Move here from cgraph.c
1565 (symtab_used_from_object_file_p): New.
1566 (symtab_make_decl_local): New.
1567 * passes.c (register_pass): Update comments.
1568 * c-parser.c (c_parser_asm_definition): Update.
1569 * varpool.c (varpool_analyze_node): Use
1570 fixup_same_cpp_alias_visibility.
1571 (varpool_remove_unreferenced_decls): Make static.
1572 (varpool_assemble_pending_decls): Rename to ...
1573 (varpool_output_variables): ... this one; call
1574 varpool_remove_unreferenced_decls.
1575 (varpool_used_from_object_file_p): Remove.
1577 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1580 * c-typeck.c (build_array_ref): Call
1581 convert_vector_to_pointer_for_subscript.
1582 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1584 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1587 to compile-time "mode == <MODE>mode" checks.
1588 (and splitter): Ditto.
1590 2012-04-30 Richard Henderson <rth@redhat.com>
1592 * config/arm/arm.md (UNSPEC_LL): New.
1593 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1594 (arm_load_exclusivedi): Use %H0.
1596 2012-04-30 Jason Merrill <jason@redhat.com>
1598 * dwarf2out.c (comdat_symbol_id): Add const.
1599 (union die_symbol_or_type_node): Add const to die_symbol.
1600 (output_die_symbol, output_die, output_comp_unit): Adjust.
1602 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1604 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1605 * config/arm/neon.md (negdi2_neon): New insn.
1606 Also add splitters for core and NEON registers.
1608 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1610 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1611 (arm_print_operand): Add 'x' format.
1612 * config/arm/constraints.md (Dn): Allow const_int.
1613 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1614 Use 'x' format to print constants.
1615 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1616 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1618 (movdi_vfp_cortexa8): Likewise.
1620 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1621 Sameera Deshpande <sameera.deshpande@arm.com>
1622 Greta Yorsh <greta.yorsh@arm.com>
1624 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1625 * config/arm/arm.c (ldm_stm_operation_p): New function.
1626 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1627 (store_multiple_operation): Likewise.
1629 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1630 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1631 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1632 (store_multiple_operation): Likewise.
1634 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (and<mode>3): Expand masking operations with
1637 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1638 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1640 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1642 Add -Wvarargs option
1643 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1644 argument for the various warning_at calls.
1645 * docs/invoke.texi: Update the documentation.
1647 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1649 Switch -ftrack-macro-expansion=2 on by default.
1650 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1653 Fix va_start related location
1654 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1655 location in real source code.
1657 Make conversion warnings work on NULL with -ftrack-macro-expansion
1658 * input.h (expansion_point_location_if_in_system_header): Declare
1660 * input.c (expansion_point_location_if_in_system_header): Define it.
1662 Fix -Wuninitialized for -ftrack-macro-expansion
1663 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1664 declaration. Use linemap_location_before_p for source locations.
1666 Strip "<built-in>" loc from displayed expansion context
1667 * input.c (expand_location_1): When expanding to spelling location
1668 in a context of a macro expansion, skip reserved system header
1669 locations. Update comments. * tree-diagnostic.c
1670 (maybe_unwind_expanded_macro_loc): Likewise.
1672 Make expand_location resolve to locus in main source file
1673 * input.c (expand_location_1): New. Takes a parameter to choose
1674 whether to resolve the location to spelling or expansion point.
1675 Was factorized from ...
1676 (expand_location): ... here.
1677 (expand_location_to_spelling_point): New. Implemented in terms of
1679 * diagnostic.c (diagnostic_build_prefix): Use the new
1680 expand_location_to_spelling_point instead of expand_location.
1682 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1683 * gengtype.c (write_types_process_field): Force second argument of
1684 the call to the PCH object hierarchy walker to be 'x'.
1686 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1688 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1689 predicate to discriminate types.
1691 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1693 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1694 alias of Wsuggest-attribute=format.
1695 * c-typeck.c (convert_for_assignment): Replace
1696 Wmissing-format-attribute with Wsuggest-attribute=format.
1697 (digest_init): Likewise.
1699 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1701 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1702 * common.opt (Wmissing-noreturn): Alias of
1703 -Wsuggest-attribute=noreturn.
1705 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1708 * config/cris/cris.md (andqu): New peephole2.
1709 (andu): Tweak head comment.
1711 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1712 Steven Bosscher <steven@gcc.gnu.org>
1713 Maxim Kuvyrkov <maxim@codesourcery.com>
1715 PR tree-optimization/38785
1716 * common.opt (ftree-partial-pre): New option.
1717 * doc/invoke.texi: Document it.
1718 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1719 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1721 (execute_pre): Use flag_tree_partial_pre.
1723 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1729 2012-04-27 Ollie Wild <aaw@google.com>
1731 * doc/invoke.texi (Wliteral-suffix): Document new option.
1733 2012-04-27 Tom Tromey <tromey@redhat.com>
1735 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1736 (dwarf_tag_name): Use get_DW_TAG_name.
1737 (dwarf_attr_name): Use get_DW_AT_name.
1738 (dwarf_form_name): Use get_DW_FORM_name.
1739 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1741 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1743 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1744 arguments are -1 and 0, by negating the result of the conditional.
1746 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1749 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1751 2012-04-27 Richard Guenther <rguenther@suse.de>
1753 * tree-flow.h (is_hidden_global_store): Remove.
1754 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1755 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1756 (stmt_may_clobber_global_p): Likewise.
1757 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1758 (stmt_may_clobber_global_p): Likewise.
1759 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1760 stmt_may_clobber_global_p.
1761 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1763 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1765 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1768 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1769 reorganize some fields and update comments. Rename bit_test_uniq
1770 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1771 (collect_switch_conv_info): New function, collects info about a
1772 GIMPLE_SWITCH into a struct switch_conv_info.
1773 (check_range): Simplify to use pre-recorded info. Fix think-o in
1774 range-branch ratio check.
1775 (check_process_case): Remove function.
1776 (check_all_empty_except_final): New function, verifies that all
1777 non-final basic blocks are empty.
1778 (process_switch): Simplify to use pre-recorded info. Call
1779 collect_switch_conv_info to do that. Assert that degenerate switch
1780 statements have been cleaned up.
1782 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1785 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1787 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1790 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1792 2012-04-27 Tom de Vries <tom@codesourcery.com>
1794 PR tree-optimization/51879
1795 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1796 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1798 (defs_to_varying): ... here. Don't set use_processed.
1799 (visit_reference_op_call): Handle gimple_vdef.
1800 Handle case that lhs is NULL_TREE.
1801 (visit_use): Use mark_use_processed. Handle calls with side-effect
1802 using visit_reference_op_call.
1804 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1806 * sched-deps.c (fixup_sched_groups): Rename to...
1807 (chain_to_prev_insn): ...this.
1808 (chain_to_prev_insn_p): New function.
1809 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1811 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1813 * sched-int.h (_haifa_insn_data): Move priority_status.
1815 (INSN_MODEL_INDEX): New macro.
1816 * haifa-sched.c (insn_delay): New function.
1817 (sched_regno_pressure_class): Update commentary.
1818 (mark_regno_birth_or_death): Pass the liveness bitmap and
1819 pressure array as arguments, instead of using curr_reg_live and
1820 curr_reg_pressure. Only update the pressure if the bit in the
1821 liveness set has changed.
1822 (initiate_reg_pressure_info): Always trust the live-in set for
1823 SCHED_PRESSURE_MODEL.
1824 (initiate_bb_reg_pressure_info): Update call to
1825 mark_regno_birth_or_death.
1826 (dep_list_size): Take the list as argument.
1827 (calculate_reg_deaths): New function, extracted from...
1828 (setup_insn_reg_pressure_info): ...here.
1829 (MODEL_BAR): New macro.
1830 (model_pressure_data, model_insn_info, model_pressure_limit)
1831 (model_pressure_group): New structures.
1832 (model_schedule, model_worklist, model_insns, model_num_insns)
1833 (model_curr_point, model_before_pressure, model_next_priority):
1835 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1836 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1837 (model_index, model_update_limit_points_in_group): New functions.
1838 (model_update_limit_points, model_last_use_except): Likewise.
1839 (model_start_update_pressure, model_update_pressure): Likewise.
1840 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1841 (model_excess_cost, model_dump_pressure_points): Likewise.
1842 (model_set_excess_costs): Likewise.
1843 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1844 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1845 schedule as an alternative tie-breaker. Update the call to
1847 (ready_sort): Call model_set_excess_costs.
1848 (update_register_pressure): Update call to mark_regno_birth_or_death.
1849 Rely on that function to check liveness rather than doing it here.
1850 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1851 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1852 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1853 (model_record_pressure, model_record_pressures): New functions.
1854 (model_record_final_pressures, model_add_successors_to_worklist)
1855 (model_promote_predecessors, model_choose_insn): Likewise.
1856 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1857 (model_start_schedule, model_finalize_pressure_group): Likewise.
1858 (model_end_schedule): Likewise.
1859 (schedule_insn): Say when we're scheduling the next instruction
1860 in the model schedule.
1861 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1862 (queue_to_ready): Do not add instructions that are
1863 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1864 Always allow the next instruction in the model schedule to be added.
1865 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1866 and delay for SCHED_PRESSURE_MODEL too.
1867 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1868 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1869 (schedule_block): Call model_start_schedule and model_end_schedule.
1870 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1871 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1872 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1874 (sched_finish): Update accordingly.
1875 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1876 to SCHED_PRESSURE_MODEL.
1877 (add_jump_dependencies): Update call to dep_list_size.
1878 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1879 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1880 to SCHED_PRESSURE_MODEL.
1881 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1882 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1883 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1884 handling to SCHED_PRESSURE_MODEL.
1886 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1888 * common.opt (fsched-pressure-algorithm=): New option.
1889 * flag-types.h (sched_pressure_algorithm): New enum.
1890 * sched-int.h (sched_pressure_p): Replace with...
1891 (sched_pressure): ...this new variable.
1892 * haifa-sched.c (sched_pressure_p): Replace with...
1893 (sched_pressure): ...this new variable.
1894 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1895 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1896 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1897 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1898 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1899 (sched_analyze_insn): Likewise.
1900 * sched-rgn.c (schedule_region): Likewise.
1901 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1903 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1905 * PR middle-end/52997
1906 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1909 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1910 * expr.c (convert_move): Honor unsignedp when extending partial int
1912 * genmodes.c (complete_mode): Don't clear component field of partial
1914 (emit_mode_inner): Don't emit it however.
1915 (calc_wider_mode): Partial int modes widen to their component.
1917 2012-04-26 David S. Miller <davem@davemloft.net>
1919 * config/sparc/niagara4.md: New file.
1920 * config/sparc/sparc.md: Include it.
1921 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1922 (sparc_option_override): Use it.
1923 (sparc_use_sched_lookahead): Return 2 for niagara4.
1924 (sparc_issue_rate): Likewise.
1926 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1927 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1928 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1929 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1930 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1931 alignaddrldi_vis): Set type to gsr.
1932 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1933 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1934 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1935 v<vis3_shift_patname><mode>3, fmean16_vis,
1936 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1937 fucmp<code>8<P:mode>_vis): Set type to fga.
1938 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1939 * config/sparc/niagara.md: Likewise.
1940 * config/sparc/niagara2.md: Likewise.
1941 * config/sparc/ultra3.md: Likewise, and fix type matching for
1942 us3_ialuX reservation.
1944 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1946 * reload.c (find_reloads): Change the loop nesting when trying an
1947 alternative with swapped operands.
1949 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1951 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1952 comment. Delete unused parameter first_exp_point_map.
1953 (virt_loc_aware_diagnostic_finalizer): Update call.
1955 2012-04-26 Michael Hope <michael.hope@linaro.org>
1956 Richard Earnshaw <rearnsha@arm.com>
1958 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1959 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1960 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1961 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1963 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1965 * doc/extend.texi: Document avx2 support.
1966 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1968 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1971 * config/cris/cris.md ("*andhi_lowpart_v32")
1972 ("*andqi_lowpart_v32"): Change first input-only operand from
1973 a (match_operand ...) to (match_dup 0). Drop alternatives with
1974 const_int-matching constraints for redundancy.
1975 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1976 three-operand alternative.
1978 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1981 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1982 instead expand it as zero extension.
1984 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1987 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1989 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1991 * common.opt (flag_debug_types_section): Default to 0.
1992 (dwarf_version): Default to 4.
1993 (dwarf_record_gcc_switches): Default to 1.
1994 (dwarf_strict): Default to 0.
1995 * toplev.c (process_options): Don't handle dwarf_strict
1996 or dwarf_version here.
1997 * config/vxworks.c (vxworks_override_options): Don't
1998 test whether dwarf_strict or dwarf_version are negative,
1999 instead test !global_options_set.x_dwarf_*.
2000 * config/darwin.c (darwin_override_options): Default to
2002 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2003 and -fno-debug-types-section are now the default.
2005 2012-04-25 Jan Hubicka <jh@suse.cz>
2007 * cgraphunit.c: Update toplevel comment.
2008 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2009 (cgraph_analyze_function): Make static.
2010 (cgraph_decide_is_function_needed): Make static.
2011 (cgraph_add_new_function): Use expand_function instead of
2012 rest_of_compilation.
2013 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2014 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2016 (cgraph_inline_p): Remove.
2017 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2018 (init_cgraph): Add comment.
2019 * cgraphbuild.c (record_reference, mark_address, mark_load,
2020 mark_store): Do not call analyze_expr hook.
2021 * cgraph.c: Update toplevel comment.
2022 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2023 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2024 Move fere from cgraphunit.c
2025 (cgraph_mark_force_output_node): Move to cgraph.h
2026 * cgraph.h: Reorder so the comments match the function placement.
2027 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2028 (cgraph_mark_force_output_node): Move here from cgraph.c
2029 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2030 * ipa-inline-transform.c (preserve_function_body_p): New function.
2031 (inline_transform): Update.
2032 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2033 * langhooks.h (lang_hooks_for_callgraph): Remove.
2034 (lang_hooks): Remove callgraph.
2035 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2036 * varpool.c: Remove out of date comment.
2037 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2038 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2040 2012-04-25 Jan Hubicka <jh@suse.cz>
2043 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2044 forward declaration.
2045 (cgraph_finalize_function): Finalize them here.
2046 * symtab.c (dump_symtab): Dump ctors and dtors.
2048 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2051 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2052 larger than maxbits. Don't compute maxbits modulo align.
2053 Also check that unit bytes long store at bitpos / unit * unit
2054 doesn't affect bits beyond bitregion_end.
2055 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2056 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2057 (store_split_bit_field): Decrease unit close to end of bitregion_end
2058 if access is restricted in order to avoid mutual recursion.
2060 PR tree-optimization/53058
2061 * double-int.h (double_int_max_value, double_int_min_value): New
2063 * double-int.c (double_int_max_value, double_int_min_value): New
2065 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2066 or GT_EXPR with double_int_max_value instead of double_int_mask.
2068 2012-04-25 Richard Guenther <rguenther@suse.de>
2070 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2071 * tree-vect-loop.c (vect_transform_loop): Adjust.
2072 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2073 the maximum number of iterations for the epilogue loop.
2074 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2076 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2079 * c-typeck.c (set_nonincremental_init,
2080 set_nonincremental_init_from_string): Pass true instead of false
2081 as IMPLICIT to add_pending_init.
2083 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2085 * c-typeck.c (pop_init_level): Improve diagnostics.
2087 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2089 * compare-elim.c (try_eliminate_compare): Also handle operands with
2090 implicit extensions.
2092 2012-04-25 Alan Modra <amodra@gmail.com>
2094 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2095 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2096 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2097 (no_global_regs_above): Delete.
2098 (no_global_regs): New function.
2099 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2100 value for load multiple test.
2101 (savres_routine_syms): Increase size.
2102 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2103 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2104 rather than a number of boolean flags. Update all callers.
2105 (rs6000_savres_routine_name): Generate vector save/restore names.
2106 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2107 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2108 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2109 and using_store_multiple. Expand uses. Don't always use r11 as
2110 frame reg when needed for out-of-line saves. Set up initial offset
2111 for out-of-line vector saves when buying stack frame. Handle pointer
2112 reg setup for out-of-line fp save. Emit call to out-of-line vector
2113 save function. Choose r11 or r12 for vrsave reg when available for
2115 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2116 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2117 from back-chain to suit out-of-line vector restore functions. Emit
2118 call to out-of-line vector restore function. Adjust register used
2119 for cr restore. Tweak pointer register setup for gpr restore.
2120 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2122 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2123 (V_SAVE_INLINE): Define.
2124 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2126 2012-04-25 Alan Modra <amodra@gmail.com>
2128 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2129 out-of-line save/restore for large frames. Don't disable
2130 out-of-line saves on ABI_AIX when using static chain reg.
2131 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2132 clobber static chain reg, and tweak for out-of-line gpr saves
2135 2012-04-25 Alan Modra <amodra@gmail.com>
2137 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2138 (rs6000_emit_prologue): Use the above to catch register overlap.
2140 2012-04-25 Alan Modra <amodra@gmail.com>
2142 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2143 decl. Move logic selecting update reg to callers. Update all callers.
2144 (rs6000_emit_allocate_stack): Add copy_off param.
2145 (emit_frame_save): Don't handle reg+reg addressing.
2146 (ptr_regno_for_savres): New function, extracted from..
2147 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2148 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2149 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2150 frame offset adjustment for out-of-line save with copy from sp.
2151 Simplify condition controlling whether cr is saved early or
2152 late. Use ptr_regno_for_savres to verify correct reg is set
2153 up for out-of-line saves. Pass the actual pointer reg used to
2154 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2155 function. Rearrange spe vars so code is similar to that
2156 elsewhere in this function. Don't update frame_off when spe
2157 save code will restore r11. Use emit_frame_save for spe and
2158 gpr saves. Consolidate darwin out-of-line gpr setup with that
2159 for other abis. Don't assume frame_offset is zero and frame
2160 reg is sp when setting up altivec reg saves, and calculate
2161 exact offset requirement.
2162 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2163 spe restore code. Consolidate darwin out-of-line gpr setup
2164 with that for other abis.
2166 2012-04-25 Alan Modra <amodra@gmail.com>
2168 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2169 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2171 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2173 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2174 and emit_frame_save calls. Cope with possibly missing note.
2176 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2178 * config/i386/i386.c (build_processor_model_struct): New function.
2179 (make_var_decl): New function.
2180 (fold_builtin_cpu): New function.
2181 (ix86_fold_builtin): New function.
2182 (make_cpu_type_builtin): New function.
2183 (ix86_init_platform_type_builtins): New function.
2184 (ix86_expand_builtin): Expand new builtins by folding them.
2185 (ix86_init_builtins): Make new builtins to detect CPU type.
2186 (TARGET_FOLD_BUILTIN): New macro.
2187 (IX86_BUILTIN_CPU_INIT): New enum value.
2188 (IX86_BUILTIN_CPU_IS): New enum value.
2189 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2190 * config/i386/i386-builtin-types.def: New function type.
2191 * testsuite/gcc.target/builtin_target.c: New testcase.
2192 * doc/extend.texi: Document builtins.
2194 2012-04-24 Olivier Hainque <hainque@adacore.com>
2196 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2197 * toplev.c (process_options): Default to dwarf_version 2.
2198 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2199 and dwarf_version 2.
2201 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2203 * tree-pretty-print.h (default_tree_printer): Do not declare.
2204 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2206 (default_tree_diagnostic_starter): Make static.
2207 (default_tree_printer): Move to here. Make static.
2208 (tree_diagnostics_defaults): New.
2209 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2210 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2211 * toplev.c: Do not include tree-pass.h.
2212 (default_tree_printer): Move from here.
2213 (general_init): Use tree_diagnostics_defaults.
2215 2012-04-24 Chao-ying Fu <fu@mips.com>
2217 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2218 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2219 * config/mips/gnu-user.h
2220 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2221 (GNU_USER_TARGET_LINK_SPEC): New define.
2222 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2223 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2224 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2225 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2226 GNU_USER_TARGET_ENDFILE_SPEC.
2227 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2228 (GNU_USER_TARGET_LINK_SPEC): New define.
2229 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2230 * config/mips/linux-common.h: New file.
2232 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2235 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2236 (altivec_build_resolved_builtin): Call fully_fold_convert.
2238 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2241 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2243 2012-04-24 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/53085
2246 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2249 2012-04-24 Richard Guenther <rguenther@suse.de>
2251 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2254 2012-04-24 Jim Meyering <meyering@redhat.com>
2256 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2257 absence of an define_enum call.
2259 2012-04-24 Richard Guenther <rguenther@suse.de>
2261 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2262 the epilogue loop is not re-used as unvectorized version
2263 record the its maximum number of iterations.
2265 2012-04-24 Andrew Pinski <apinski@cavium.com>
2267 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2268 Don't directly use def1/def2.
2270 2012-04-24 Richard Guenther <rguenther@suse.de>
2272 PR tree-optimization/53098
2273 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2276 2012-04-24 Andrew Pinski <apinski@cavium.com>
2279 * tree-ssa-forwprop.c (defcodefor_name): New function.
2280 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2281 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2282 Simplify "(~X | Y) & X" to "X & Y" and
2283 "(~X & Y) | X" to "X | Y".
2285 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2287 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2288 validate_change to add clobbers if IN_GROUP is nonzero.
2289 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2290 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2292 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2294 * config/s390/s390.c (insn_invalid_p): Likewise.
2296 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2299 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2300 (output_addressed_constants): Likewise.
2303 * varasm.c (get_section): Don't ICE for section conflicts with
2304 built-in section kinds.
2306 2012-04-23 DJ Delorie <dj@redhat.com>
2308 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2309 (LIBSTDCXX): Change to CPP2.
2311 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2314 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2317 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2320 (*addsi_2_zext): Ditto.
2321 (*add<mode>_3): Ditto.
2322 (*addsi_3_zext): Ditto.
2323 (*add<mode>_5): Ditto.
2325 2012-04-23 Andrew Pinski <apinski@cavium.com>
2327 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2328 (C & B) to (A OP0) & B.
2330 2012-04-23 Martin Jambor <mjambor@suse.cz>
2332 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2333 temporaries created for a bitfield (reverting revision 122014).
2335 2012-04-23 Richard Guenther <rguenther@suse.de>
2337 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2338 the condition using is_gimple_condexpr and avoid the not necessary
2340 (set_prologue_iterations): Likewise.
2341 (vect_loop_versioning): Likewise.
2343 2012-04-23 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/53070
2346 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2347 (main_tree_if_conversion): Verify we succeeded in that.
2349 2012-04-23 Jan Hubicka <jh@suse.cz>
2351 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2352 mark_reahcable_node.
2353 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2354 (cgraph_mark_reachable_node): Remove.
2355 (cgraph_mark_force_output_node): Do not set reachable.
2356 (dump_cgraph_node): Do not dump reachable.
2357 (cgraph_create_virtual_clone): Do not set reachable.
2358 * cgraph.h (cgraph_node): Remove reachable flag.
2359 (varpool_node): Remove reachable flag.
2360 (cgraph_mark_if_needed): Remove.
2361 (cgraph_mark_reachable_node): Remove.
2362 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2363 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2365 (cgraph_add_new_function): Likewise.
2366 (cgraph_mark_if_needed): Remove.
2367 (cgraph_analyze_function): Do not set target as reachable.
2368 (process_function_and_variable_attributes): Do not care about
2370 (cgraph_analyze_functions): Do not set reachable flags.
2371 (cgraph_mark_functions_to_output): Do not check reachability.
2372 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2373 (dbxout_expand_expr): Update.
2374 * c-decl.c (merge_decls): Do not track changed externs.
2375 * ipa.c: Include pointer-set.h
2376 (enqueue_cgraph_node): Use reachable pointer set.
2377 (process_references): Likewise.
2378 (cgraph_remove_unreachable_nodes): Likewise.
2379 (whole_program_function_and_variable_visibility): Do not recompute
2381 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2383 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2385 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2387 2012-04-23 Richard Guenther <rguenther@suse.de>
2390 * c-typeck.c (build_binary_op): Fix typo.
2392 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2394 PR tree-optimizations/52891
2395 * tree-vect-patterns.c (adjust_bool_pattern): Use
2396 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2397 but with non-standard precision.
2399 2012-04-22 Jan Hubicka <jh@suse.cz>
2401 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2404 2012-04-22 Jan Hubicka <jh@suse.cz>
2406 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2407 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2408 mark_load, mark_store): Do not mark varpool nodes as needed.
2409 * cgraph.c (cgraph_new_nodes): Remove.
2410 (cgraph_create_function_alias): Do not mark nodes as reachable.
2411 (cgraph_add_thunk): Likewise.
2412 (cgraph_mark_reachable_node): Do not manage the queue.
2413 * cgraph.h (cgraph_node): Remove next_needed.
2414 (varpool_nodes_queue): Remove next_needed and prev_needed.
2415 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2416 (cgraph_new_nodes): Declare.
2417 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2418 (varpool_analyze_pending_decls): Remove.
2419 (varpool_analyze_node): New.
2420 (varpool_mark_needed_node): Remove.
2421 (varpool_first_variable, varpool_next_variable): New inlines.
2422 (varpool_first_static_initializer, varpool_next_static_initializer):
2424 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2425 (varpool_first_defined_variable): New inline.
2426 (varpool_next_defined_variable): New inline
2427 (FOR_EACH_VARIABLE): Reimplement.
2428 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2429 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2431 * cgraphunit.c (cgraph_new_nodes): Declare here.
2432 (enqueue_node): New function.
2433 (cgraph_process_new_functions): update for new
2434 node set; when constructing cgraph enqueue node for processing.
2435 (cgraph_add_new_function): Use new node set.
2436 (process_function_and_variable_attributes): Do not set varpool needed
2438 (referred_to_p): New function.
2439 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2440 when varpool is in construction.
2441 (cgraph_analyze_functions): Rewrite.
2442 (cgraph_expand_all_functions): Update.
2443 (cgraph_output_in_order): Do not analyze pending decls; do not set
2445 (cgraph_optimize): Do not analyze pending decls.
2446 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2447 in other partition; do not mark node as needed.
2448 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2449 (premark_types_used_by_global_vars_helper): Likewise.
2450 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2451 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2453 (function_and_variable_visibility): Do not mark node as needed.
2454 (whole_program_function_and_variable_visibility): Likewise.
2455 * Makefile.in (gt-varpool.h): No longer needed.
2456 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2457 (ipa_write_summaries): Do not use needed flag.
2458 * varpool.c: Do not include gt-varpool.h
2459 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2460 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2461 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2463 (varpool_remove_node): Do not update the lists.
2464 (dump_varpool_node): Do not dump needed flag.
2465 (varpool_enqueue_needed_node): Remove.
2466 (varpool_mark_needed_node): Remove.
2467 (varpool_reset_queue): Remove.
2468 (varpool_finalize_decl): Move to cgraphunit.c
2469 (varpool_analyze_node): New functions based on former
2470 varpool_analyze_pending_decls.
2471 (varpool_analyze_pending_decls): Remove.
2472 (varpool_assemble_decl): Do not update the lists.
2473 (enqueue_node): New function.
2474 (varpool_remove_unreferenced_decls): Rewrite.
2475 (varpool_empty_needed_queue): Remove.
2476 (add_new_static_var): Do not mark node as needed.
2477 (varpool_create_variable_alias): Handle expansion state
2479 * except.c (output_ttype): Do not mark node as needed.
2480 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2481 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2483 * tree-switch-conversion.c (build_one_array): Likewise.
2485 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2488 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2489 * common.opt (Wpedantic): New.
2490 (pedantic): Alias Wpedantic.
2491 * diagnostic.c (warning_at): Likewise.
2492 * c-decl.c (diagnose_mismatched_decls): Likewise.
2493 (build_array_declarator): Likewise.
2494 (mark_forward_parm_decls):
2495 (check_bitfield_type_and_width): Likewise.
2496 (grokdeclarator): Likewise.
2497 (grokfield): Likewise.
2498 (finish_struct): Likewise.
2499 (build_enumerator): Likewise.
2500 (store_parm_decls_oldstyle): Likewise.
2501 (declspecs_add_qual): Likewise.
2502 (declspecs_add_type): Likewise.
2503 (finish_declspecs): Likewise.
2504 * c-typeck.c (composite_type): Likewise.
2505 (comp_target_types): Likewise.
2506 (build_array_ref): Likewise.
2507 (pointer_diff): Likewise.
2508 (build_unary_op): Likewise.
2509 (build_conditional_expr): Likewise.
2510 (build_c_cast): Likewise.
2511 (convert_for_assignment): Likewise.
2512 (maybe_warn_string_init): Likewise.
2513 (digest_init): Likewise.
2514 (pop_init_level): Likewise.
2515 (set_init_index): Likewise.
2516 (c_finish_goto_label): Likewise.
2517 (c_finish_return): Likewise.
2518 (do_case): Likewise.
2519 (build_binary_op): Likewise.
2520 * c-parser.c (static): Likewise.
2521 (c_parser_external_declaration): Likewise.
2522 (c_parser_declaration_or_fndef): Likewise.
2523 (c_parser_static_assert_declaration_no_se): Likewise.
2524 (c_parser_enum_specifier): Likewise.
2525 (c_parser_struct_or_union_specifier): Likewise.
2526 (c_parser_struct_declaration): Likewise.
2527 (c_parser_alignas_specifier): Likewise.
2528 (c_parser_braced_init): Likewise.
2529 (c_parser_initelt): Likewise.
2530 (c_parser_compound_statement_nostart): Likewise.
2531 (c_parser_conditional_expression): Likewise.
2532 (c_parser_alignof_expression): Likewise.
2533 (c_parser_postfix_expression): Likewise.
2534 (c_parser_postfix_expression_after_paren_): Likewise.
2535 (c_parser_objc_class_instance_variables): Likewise.
2536 (c_parser_objc_method_definition): Likewise.
2537 (c_parser_objc_methodprotolist): Likewise.
2539 2012-04-22 Ian Lance Taylor <iant@google.com>
2541 * godump.c (go_output_typedef): Dump size of structs.
2543 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2545 Correcting transform_to_exit_first_loop + fix to PR46886
2546 * tree-parloops.c (transform_to_exit_first_loop): Remove
2547 setting of number of iterations according to the loop pattern.
2548 Duplicate from entry to exit->src instead of loop->latch.
2549 (pallelize_loops): Remove the condition preventing do-while loops.
2550 * tree-cfg.c (bool bb_in_region_p): New.
2551 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2552 Adjust redirection of the duplicated iteration.
2554 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2557 * rtl.def (ADDRESS): Use "i" rather than "w".
2558 * rtl.h (find_base_term): Delete.
2559 (may_be_sp_based_p): Declare.
2560 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2561 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2562 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2564 (find_base_term): Make static.
2565 (may_be_sp_based_p): New function.
2566 * dse.c (record_store): Use it.
2567 * store-motion.c (store_killed_in_insn): Likewise.
2569 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2571 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2573 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2576 * c-typeck.c (inform_declaration): New.
2577 (build_function_call_vec): Do not pretty-print
2578 expressions when caret is enabled.
2579 (convert_arguments): Use inform_declaration.
2581 2012-04-20 Jim Meyering <meyering@redhat.com>
2583 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2584 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2586 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2588 PR rtl-optimization/44214
2589 * fold-const.c (exact_inverse): New function.
2590 (fold_binary_loc): Fold vector and complex division by constant into
2591 multiply by recripocal with flag_reciprocal_math; fold vector division
2592 by constant into multiply by reciprocal with exact inverse.
2594 2012-04-20 Jan Hubicka <jh@suse.cz>
2596 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2598 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2599 (cgraph_remove_node): Update.
2600 (cgraph_mark_needed_node): Remove.
2601 (cgraph_mark_force_output_node): New.
2602 (dump_cgraph_node): Do not dump needed flag.
2603 (cgraph_node_cannot_be_local_p_1): Update.
2604 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2605 * cgraph.h (symtab_node_base): Add force_output flag.
2606 (cgraph_node): Remove needed flag.
2607 (varpool_node): Remove force_output flag.
2608 (cgraph_mark_needed_node): Remove.
2609 (cgraph_mark_force_output_node): New.
2610 (cgraph_only_called_directly_or_aliased_p,
2611 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2612 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2613 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2614 (cgraph_add_new_function): Update.
2615 (cgraph_mark_if_needed): Update.
2616 (verify_cgraph_node): Update.
2617 (cgraph_analyze_function): Alias target is reachable.
2618 (process_function_and_variable_attributes): Update: externally_visible
2619 flag makes function reachable.
2620 (cgraph_analyze_functions): Update dumping.
2621 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2622 input_overwrite_node, input_varpool_node): Update streaming.
2623 * lto-streamer-out.c (produce_symtab): Use force_output.
2624 * ipa.c (process_references): Weakrefs must be processed.
2625 (cgraph_remove_unreachable_nodes): Likewise; update for new
2627 (varpool_externally_visible_p): Weakrefs are externally visible
2628 even if they are not.
2629 (function_and_variable_visibility): Update; when processing alias
2630 pair force the targets to be output.
2631 (whole_program_function_and_variable_visility): Use
2632 mark_reachable_node.
2633 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2634 (ipa_tm_mark_force_output_node): New function.
2635 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2636 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2638 * varasm.c (mark_decl_referenced): Update.
2639 (find_decl_and_mark_needed): Remove.
2640 (find_decl): New function.
2641 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2642 alias targets as needed.
2643 (dump_tm_clone_pairs): Update.
2644 * tree-inline.c (copy_bb): Update check.
2645 * symtab.c (dump_symtab_base): Dump force_output.
2646 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2647 * passes.c (execute_todo): Fix dumping.
2648 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2649 (varpool_analyze_pending_decls): Alias target is reachable.
2650 (varpool_create_variable_alias): Finalize weakrefs.
2652 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2655 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2656 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2657 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2658 macros instead of constants.
2659 * dse.c (record_store): Check for SP ADDRESS by comparing
2660 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2661 XEXP to be stack_pointer_rtx.
2663 2012-04-20 Richard Guenther <rguenther@suse.de>
2665 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2666 update_call_from_tree when propagating into a call.
2668 2012-04-20 Alan Modra <amodra@gmail.com>
2670 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2671 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2672 sp_offset to frame_off. Move world save code earlier.
2674 2012-04-20 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/53050
2677 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2678 Do only one transform on COND_EXPRs at the same time.
2680 2012-04-19 Jan Hubicka <jh@suse.cz>
2682 * symtab.c (dump_symtab_base): Revert accidental checkin.
2684 2012-04-20 Alan Modra <amodra@gmail.com>
2687 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2688 static chain, set REST_INLINE_FPRS too.
2690 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2692 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2695 2012-04-20 Richard Guenther <rguenther@suse.de>
2697 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2698 loops that can never run more often than the vectorization factor.
2700 2012-04-19 Jan Hubicka <jh@suse.cz>
2702 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2704 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2706 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2708 2012-04-19 Jim Meyering <meyering@redhat.com>
2710 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2711 We verified above that the string(including trailing NUL) fits in buf,
2714 2012-04-19 Richard Guenther <rguenther@suse.de>
2716 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2717 for dumping DECL_SECTION_NAME.
2719 2012-04-19 Michael Matz <matz@suse.de>
2722 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2723 (struct tree_vector): Adjust GTY length.
2724 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2726 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2728 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2729 caller emitted the length calulation already.
2730 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2731 before handling any of the fields for structs.
2733 2012-04-19 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/53031
2736 * tree-vrp.c (adjust_range_with_scev): Revert back to
2737 using max_loop_iterations.
2739 2012-04-19 Michael Matz <matz@suse.de>
2741 * diagnostic.c (emit_diagnostic): Move va_end call after user
2743 (warning, warning_at, pedwarn, permerror): Ditto.
2745 2012-04-19 Richard Guenther <rguenther@suse.de>
2747 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2750 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2753 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2754 the case *(X+const).
2756 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2758 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2760 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2763 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2764 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2766 2012-04-19 Richard Guenther <rguenther@suse.de>
2768 PR rtl-optimization/44688
2769 * loop-iv.c (determine_max_iter): Only return max_iter.
2770 (iv_number_of_iterations): Also use the recorded loop bound
2771 on the maximum number of iterations.
2772 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2773 max_iter to avoid unrolling loops that do not roll.
2774 (decide_unroll_stupid): Likewise.
2776 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2778 * targhooks.c (default_case_values_threshold): Fix code style nit.
2780 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2781 case range and type folding from here...
2782 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2783 type, as documented in tree.def.
2785 2012-04-18 Jan Hubicka <jh@suse.cz>
2787 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2789 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2790 cgraph hash and same comdat groups.
2791 (cgraph_optimize): Verify symbol table.
2792 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2793 (dissolve_same_comdat_group_list): Work on symtab nodes.
2794 (function_and_variable_visibility): Dissolve variable same comdat group
2796 * symtab.c: Include timevar.h
2797 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2799 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2801 * tree-switch-conversion.c (info): Remove global pass info.
2802 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2803 free_temp_arrays, gather_default_values, build_constructors,
2804 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2805 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2806 (process_switch): ... here. Unify message format. Return a const
2807 char pointer to the failure reason message.
2808 (do_switchconv): Unify message format. Update process_switch usage.
2810 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2811 * tree-cfg.c (edge_to_cases): Fix documentation.
2813 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2815 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2817 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2819 PR tree-optimization/52976
2820 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2821 (possibly_move_powi): New function.
2822 (rewrite_expr_tree): Call possibly_move_powi.
2823 (rewrite_expr_tree_parallel): Likewise.
2824 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2825 call add_to_ops_vec instead.
2827 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2829 PR tree-optimization/52976
2830 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2831 (decrement_power): Likewise.
2832 (propagate_op_to_single_use): Likewise.
2833 (zero_one_operation): Handle __builtin_pow* calls in linearized
2834 expression trees; factor logic into propagate_op_to_single_use.
2835 (undistribute_ops_list): Allow operands with repeat counts > 1.
2837 2012-04-18 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/44688
2840 * cfgloop.h (record_niter_bound): Declare.
2841 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2842 Update the estimation with the upper bound here...
2843 (estimate_numbers_of_iterations_loop): ... instead of here.
2844 Do not forcefully reset a recorded upper bound.
2845 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2846 Record the maximum number of loop iterations of the prologue loop.
2848 2012-04-18 Jan Hubicka <jh@suse.cz>
2850 * lto-symtab.c (lto_cgraph_replace_node): Update.
2851 * cgraphbuild.c (record_reference, record_type_list,
2852 record_eh_tables, mark_address, mark_load, mark_store): Update.
2853 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2854 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2856 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2857 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2858 * reload.c: Fix typo in comment.
2859 * rtlanal.c: Likewise.
2860 * tree-emultls.c (gen_emutls_addr): Update.
2861 * ipa-reference.c (analyze_function): Update.
2862 * cgraphunit.c (cgraph_analyze_function,
2863 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2865 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2866 (ipa_remove_reference): Likewise.
2867 (ipa_remove_all_refering): Rename to ...
2868 (ipa_remove_all_referring): ... this one; update.
2869 (ipa_dump_references): Update.
2870 (ipa_dump_referring): Update.
2871 (ipa_clone_references): Update.
2872 (ipa_clone_refering): Rename to ...
2873 (ipa_clone_referring): ... this one; update.
2874 (ipa_ref_cannot_lead_to_return): Update.
2875 (ipa_ref_has_aliases_p): Update.
2876 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2878 (ipa_ref_type): Remove.
2879 (ipa_ref_ptr_u): Remove.
2880 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2881 and refered_type; add referring, referred and referred_index.
2882 (ipa_ref_list): Rename refering to referring.
2883 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2884 ipa_clone_references, ipa_clone_referring): Update prototypes.
2885 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2886 (lto_output_ref): Update.
2887 (add_references): Update.
2888 (input_varpool_node): Update.
2889 (input_refs): Update.
2890 * ipa-ref-inline.h (ipa_ref_node): Update.
2891 (ipa_ref_varpool_node): Update.
2892 (ipa_ref_referring_node): Update.
2893 (ipa_ref_referring_varpool_node): Update.
2894 (ipa_ref_referring_ref_list): Update.
2895 (ipa_ref_referred_ref_list): Update.
2896 (ipa_ref_list_first_referring): Update.
2897 (ipa_empty_ref_list): Update.
2898 (ipa_ref_list_refering_iterate): Rename to ...
2899 (ipa_ref_list_referring_iterate): ... this one.
2900 * cse.c: Update comment.
2901 * ipa-utils.c (ipa_reverse_postorder): Update.
2902 * tree-ssa-alias.c: Update.
2903 * ipa-inline.c (reset_edge_caches): Update.
2904 (update_caller_keys): Update.
2905 * ipa-inline.h: Update comments.
2906 * jump.c: Update comment.
2907 * alias.c: Likewise.
2908 * ipa.c (process_references): Update.
2909 (cgraph_remove_unreachable_nodes): Likewise.
2910 (ipa_discover_readonly_nonaddressable_var): Likewise.
2911 (cgraph_address_taken_from_non_vtable_p): Likewise.
2912 * trans-mem.c (ipa_tm_execute): Update.
2913 * simplify-rtx.c: Fix comment.
2914 * rtl.c: Fix comment.
2915 * symtab.c (symtab_unregister_node): Update.
2916 * varpool.c (dump_varpool_node): Update.
2917 (varpool_analyze_pending_decls): Update.
2918 (assemble_aliases): Update.
2919 (varpool_for_node_and_aliases): Update.
2921 2012-04-18 Richard Guenther <rguenther@suse.de>
2923 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2924 use_undefined_p parameter.
2925 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2926 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2928 (estimate_numbers_of_iterations): Likewise.
2929 (estimated_loop_iterations): Adjust.
2930 (max_loop_iterations): Likewise.
2931 (scev_probably_wraps_p): Likewise.
2932 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2933 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2934 not max_loop_iterations.
2935 (execute_vrp): Remove explicit number of iterations estimation.
2937 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2939 * config/i386/linux-common.h: New.
2941 * config.gcc: Add i386/linux-common.h before
2942 all i386/linux.h and i386/linux64.h usages.
2944 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2945 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2946 * config/i386/gnu-user64.h: Likewise.
2948 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2949 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2950 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2951 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2953 2012-04-18 Jan Hubicka <jh@suse.cz>
2955 * cgraph.c (cgraph_node_name): Remove.
2956 (dump_cgraph_node): Use dump_symtab_base; reformat.
2957 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2958 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2960 (cgraph_node_name, varpool_node_name): Remove.
2961 (cgraph_node_asm_name, varpool_node_asm_name,
2962 cgraph_node_name, varpool_node_name): New.
2963 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2964 (TODO_dump_symtab): ... this one.
2965 * ipa-cp (pass_ipa_cp): Update.
2966 * ia-reference.c (generate_summary, read_write_all_from_decl,
2967 propagate, ipa_reference_read_optimization_summary): Update.
2968 * cgraphunit.c (cgraph_analyze_functions): Update.
2969 (cgraph_optimize): Update.
2970 * ipa-ref.c (ipa_dump_references): Update.
2971 (ipa_dump_refering): Update.
2972 * ipa-inline.c (pass_ipa_inline): Update.
2973 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2974 * ipa.c (pass_ipa_function_visibility,
2975 pass_ipa_whole_program_visibility): Update.
2976 * tree-sra.c (pass_early_ipa_sra): Update.
2977 * symtab.c: Include langhooks.h
2978 (symtab_node_asm_name): New.
2979 (symtab_node_name): New.
2980 (symtab_type_names): New static var.
2981 (dump_symtab_base): New.
2982 (dump_symtab_node, dump_symtab): New.
2983 (debug_symtab_node, debug_symtab): New.
2984 * tree-ssa-structalias.c: Dump symbol table.
2985 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2986 of TODO_dump_cgraph.
2987 * varpoo.c (varpool_node_name): Remove.
2988 (dump_varpool_node): Use dump_symtab_base; reformat.
2990 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2992 * doc/invoke.texi (Language Independent Options): @item should be
2995 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2998 * rtl.c (rtx_code_size): Handle ADDRESS.
3000 2012-04-17 Tom de Vries <tom@codesourcery.com>
3002 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3005 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3008 * config/i386/sync.md (atomic_<code><mode>): Rename to
3009 atomic_<logic><mode>.
3011 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3013 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3014 * alias.c (reg_base_value): Expand and update comment.
3015 (arg_base_value): New variable.
3016 (unique_id): Move up file.
3017 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3018 (find_base_value): Use arg_base_value and known_base_value_p.
3019 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3020 (find_base_term): Use known_base_value_p.
3021 (base_alias_check): Use unique_base_value_p.
3022 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3023 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3025 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3027 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3029 2012-04-17 Michael Matz <matz@suse.de>
3031 PR tree-optimization/18437
3032 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3033 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3034 (vect_check_strided_load): Declare.
3035 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3036 (vect_analyze_data_refs): Use it to accept strided loads.
3037 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3039 2012-04-17 Richard Guenther <rguenther@suse.de>
3042 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3043 loops when redirecting an entry or latch edge.
3045 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3047 * sel-sched.c (sel_global_init): Revert previous change.
3049 2012-04-17 Richard Guenther <rguenther@suse.de>
3051 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3052 * tree.h (array_at_struct_end_p): ... here.
3053 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3054 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3056 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3058 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3059 COST_TABLE): Remove.
3060 (estimate_case_costs): Remove.
3061 (expand_case): Do not call estimate_case_costs
3062 to set use_cost_table.
3063 (balance_case_nodes): Do not use use_cost_table.
3065 2012-04-16 Jan Hubicka <jh@suse.cz>
3067 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3068 (hash_node, eq_node): Remove.
3069 (cgraph_create_node): Do not handle hashtable.
3070 (cgraph_get_node): Remove.
3071 (cgraph_insert_node_to_hashtable): Remove.
3072 (hash_node_by_assembler_name): Remove.
3073 (eq_assembler_name): Remove.
3074 (cgraph_node_for_asm): Rewrite.
3075 (cgraph_find_replacement_node): Break out from ...
3076 (cgraph_remove_node): ... here; do not maintain hashtables.
3077 (change_decl_assembler_name): Remove.
3078 (cgraph_clone_node): Do not maintain hashtables.
3079 * cgraph.h (const_symtab_node): New typedef.
3080 (cgraph_insert_node_to_hashtable): Remove.
3081 (symtab_get_node, symtab_node_for_asm,
3082 symtab_insert_node_to_hashtable): Declare.
3083 (cgraph_find_replacement_node): Declare.
3084 (cgraph_get_node, varpool_get_node): Turn into inlines.
3085 (cgraph, varpool): Work sanely on NULL pointers.
3086 (FOR_EACH_SYMBOL): New walker.
3087 * ipa-inline-transform.c (save_inline_function_body): Use
3088 symtab_insert_node_to_hashtable.
3089 * symtab.c: Include ggc.h and diagnostics.h
3090 (symtab_hash, assembler_name_hash): New static vars;
3091 (hash_node, eq_node, hash_node_by_assembler_name,
3092 eq_assembler_name, insert_to_assembler_name_hash,
3093 unlink_from_assembler_name_hash): New.
3094 (symtab_register_node): Update hashtables.
3095 (symtab_insert_node_to_hashtable): New.
3096 (symtab_unregister_node): Update hashtables.
3097 (symtab_get_node): New.
3098 (symtab_node_for_asm): New.
3099 (change_decl_assembler_name): New.
3100 * Makefile.in (symtab.o): Needs GTY.
3101 * varpool.c (varpool_hash): Remove.
3102 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3103 (varpool_node): Rewrite using varpool_get_node.
3104 (varpool_remove_node): DO not maintain hashtables.
3105 (varpool_node_for_asm): Rewrite.
3107 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3109 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3110 when describing the current behavior of GCC.
3112 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3114 * genemit.c (gen_exp): Remove ADDRESS handling.
3115 * genoutput.c (scan_operands): Likewise.
3116 * genpeep.c (match_rtx): Likewise.
3117 * genrecog.c (add_to_sequence): Likewise.
3119 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3121 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3123 2012-04-16 Martin Jambor <mjambor@suse.cz>
3125 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3128 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3131 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3132 hints for 'A' operand types.
3134 2012-04-16 Jan Hubicka <jh@suse.cz>
3136 * cgraph.h (symtab_node_base): Add next and previous pointers.
3137 (cgraph_node): Remove next and preivous pointers.
3138 (varpool_node): Likewise; remove next/previous GTY marker;
3139 it is not type safe.
3140 (symtab_node_def): Update GTY marker
3141 (x_cgraph_nodes, cgraph_nodes): Remove.
3142 (symtab_nodes): New function.
3143 (cgraph_order): Rename to ...
3144 (symtab_order): ... this one.
3145 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3147 (x_varpool_nodes, varpool_nodes): Remove.
3148 (FOR_EACH_STATIC_VARIABLE): Update.
3149 (symtab_function_p, symtab_variable_p): New function.
3150 (FOR_EACH_VARIABLE): Update.
3151 (varpool_first_variable, varpool_next_variable): New functions.
3152 (FOR_EACH_VARIABLE): Update.
3153 (cgraph_first_defined_function): Update.
3154 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3155 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3156 (cgraph_first_function, cgraph_next_function): New.
3157 (FOR_EACH_FUNCTION): Update.
3158 (cgraph_first_function_with_gimple_body,
3159 cgraph_next_function_with_gimple_body): Update.
3160 * symtab.c: New file.
3161 * cgraph.c: Update copyright dates.
3162 (x_cgraph_nodes, cgraph_order): Remove.
3163 (NEXT_FREE_NODE): Update.
3164 (SET_NEXT_FREE_NODE): New.
3165 (cgraph_create_node_1): Remove common code.
3166 (cgraph_create_node): Remove common code; call symtab_register_node.
3167 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3168 (cgraph_add_asm_node): Update.
3169 (cgraph_clone_node): Register new node.
3170 * cgraphunit.c (process_function_and_variable_attributes): Update.
3171 (cgraph_analyze_functions): Update.
3172 (cgraph_analyze_functions): Update.
3173 (cgraph_output_in_order): Update.
3174 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3176 * ipa-inline.c (recursive_inlining): Update.
3177 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3178 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3179 * Makefile.in: Add symtab.o
3180 * varpool.c (x_varpool_nodes): Remove
3181 (varpool_node): Remove common code; call symtab_register_node.
3182 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3184 2012-04-16 Richard Guenther <rguenther@suse.de>
3187 * tree.h (VECTOR_CST_NELTS): Adjust.
3188 (struct tree_vector): Add explicit length field.
3189 (make_vector_stat): Declare.
3190 (make_vector): Define.
3191 * tree.c (make_vector_stat): New function.
3192 (build_vector_stat): Use it.
3193 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3195 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3197 PR tree-optimization/52976
3198 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3199 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3201 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3203 2012-04-16 Jan Hubicka <jh@suse.cz>
3205 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3207 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3208 walkers to walk cgraph and varpool.
3209 * cgraph.c (cgraph_node_for_asm): Likewise.
3210 (dump_cgraph): Likewise.
3211 * value-prof.c (init_node_map): Likewise.
3212 * tree.c (free_lang_data_in_cgraph): Likewise.
3213 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3214 * ipa-reference.c (generate_summary, propagate): Likewise.
3215 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3216 cgraph_mark_functions_to_output, cgraph_output_in_order,
3217 output_weakrefs, cgraph_materialize_all_clones,
3218 cgraph_optimize): Likewise.
3219 * lto-cgraph.c (merge_profile_summaries): Likewise.
3220 (input_cgraph): Likewise.
3221 * ipa-pure-const.c (generate_summary): Likewise.
3222 (propagate): Likwise.
3223 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3224 (ipa_free_postorder_info): Likewise.
3225 (ipa_reverse_postorder): Likewise.
3226 * ipa-inline.c (ipa_inline): Likewise.
3227 * matrix-reorg.c (find_matrices_decl): Likewise.
3228 (matrix_reorg): Likewise.
3229 * tree-vectorizer.c (increase_alignment): Likewise.
3230 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3231 (function_and_variable_visibility): Likewise.
3232 (whole_program_function_and_variable_visibility): Likewise.
3233 (ipa_cdtor_merge): Likewise.
3234 * trans-mem.c (ipa_tm_execute): Likewise.
3235 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3236 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3237 (ipa_print_all_params): Likewise.
3238 (ipa_update_after_lto_read): Likewise.
3239 * tree-profie.c (tree_profiling): Likewise.
3240 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3241 * passes.c (dump_passes): Likewise.
3242 (do_per_function): Likewise.
3243 (ipa_write_summaries): Likewise.
3244 * varpool.c (dump_varpool): Likewise.
3245 (varpool_node_for_asm): Likewise.
3246 (varpool_assemble_pending_decls): Likewise.
3248 2012-04-16 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/52975
3251 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3252 condition but always mark it with TRUTH_NOT_EXPR.
3254 2012-04-16 Richard Guenther <rguenther@suse.de>
3256 PR tree-optimization/52975
3257 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3258 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3259 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3260 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3262 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3264 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3265 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3266 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3267 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3268 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3269 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3270 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3272 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3273 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3274 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3275 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3276 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3277 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3279 (xop_plus): New code iterator.
3280 (macs): New code attribute.
3282 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3283 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3285 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3286 xop_plus code iterator.
3287 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3288 xop_plus code iterator.
3289 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3290 xop_plus code iterator.
3291 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3292 xop_plus code iterator.
3294 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3295 any_extend code iterator.
3296 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3297 any_extend code iterator.
3298 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3299 any_extend code iterator.
3300 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3301 any_extend code iterator.
3302 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3303 any_extend code iterator.
3304 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3305 any_extend code iterator.
3307 2012-04-14 Tom de Vries <tom@codesourcery.com>
3309 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3310 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3311 DELETED_LABEL note, and move it to ...
3312 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3313 (delete_insn_and_edges): Likewise.
3314 (delete_insn_chain): Handle new return type of delete_insn. Delete
3315 chain backwards rather than forwards.
3316 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3318 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3320 2012-04-14 Jan Hubicka <jh@suse.cz>
3322 * cgraph.h: Update copyrights;
3323 (symtab_node): Turn to union typedef.
3324 (symtab_node_base): New structure.
3325 (symtab_type): Add SYMTAB_SYMBOL tag.
3326 (cgraph_node): Annotate some pinters with nested_ptr.
3327 (varpool_node): Likewise.
3328 (cgraph_local_info): Remove lto_file_data
3329 and externally_visible.
3330 (cgraph_node): Remove decl; same_comdat_group list;
3331 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3332 in_other_partition; resolution.
3333 (varpool_node): Remove decl; same_comdat_group;
3334 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3335 used_from_other_partition; in_other_partition.
3336 (symtab_node_def): New union.
3337 (cgraph, varpool): Update.
3338 (varpool_first_static_initializer, varpool_next_static_initializer,
3339 cgraph_only_called_directly_or_aliased_p,
3340 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3341 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3342 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3344 * cgraph.c: Likewise.
3345 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3346 * cgraphbuild.c: Likewise.
3347 * lto-symtab.c: Likewise.
3348 * c-gimplify.c: Likewise.
3349 * value-prof.c: Likewise.
3351 * ipa-cp.c: Likewise.
3352 * tree-emutls.c: Likewise.
3353 * ipa-inline-transform.c: Likwise.
3354 * ipa-reference.c: Likewise.
3355 * cgraphunit.c: Likewise.
3356 * ipa-ref.c: Likewise.
3357 * lto-cgraph.c: Likewise.
3358 * ipa-ref-inline.h: Likewise.
3359 * ipa-pure-const.c: Likewise.
3360 * lto-streamer-out.c: Likewise.
3361 * ipa-utils.c: Likewise.
3362 * ipa-inline.c: Likewise.
3363 * matrix-reorg.c: Likewise.
3364 * tree-eh.c: Likewise.
3365 * tree-vectorizer.c: Likewise.
3366 * ipa-split.c: Likewise.
3368 * trans-mem.c: Likewise.
3369 * ipa-inline-analysis.c: Likewise.
3370 * gimplify.c: Likewise.
3371 * cfgexpand.c: Likewise.
3372 * tree-sra.c: Likewise.
3373 * ipa-prop.c: Likewise.
3374 * varasm.c: Likewise.
3375 * tree-nested.c: Likewise.
3376 * tree-inline.c: Likewise.
3377 * tree-profile.c: Likewise.
3378 * tree-ssa-structalias.c: Likewise.
3379 * passes.c: Likewise.
3380 * varpool.c: Likewise.
3382 2012-04-14 Tom de Vries <tom@codesourcery.com>
3384 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3385 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3386 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3388 (gsi_advance_fw_nondebug_nonlocal): New function.
3389 (local_def): Removed function.
3390 (same_succ_hash): Use stmt_local_def.
3391 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3392 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3394 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3396 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3397 and __ILP32__ for x32.
3399 2012-04-13 Martin Jambor <mjambor@suse.cz>
3402 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3403 fold_ctor_reference returns a zero constant.
3405 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3407 * config.gcc: Add i386/gnu-user-common.h before all
3408 i386/gnu-user.h and i386/gnu-user64.h usages.
3410 * config/i386/gnu-user-common.h: New.
3412 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3413 (CC1_SPEC): Likewise.
3414 (ENDFILE_SPEC): Likewise.
3415 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3416 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3417 (TARGET_OS_CPP_BUILTINS): Likewise.
3418 (LIBGCC2_HAS_TF_MODE): Likewise.
3419 (LIBGCC2_TF_CEXT): Likewise.
3420 (TF_SIZE): Likewise.
3421 (TARGET_ASM_FILE_END): Likewise.
3422 (STACK_CHECK_MOVING_SP): Likewise.
3423 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3424 * config/i386/gnu-user64.h: Likewise.
3426 2012-04-13 Martin Jambor <mjambor@suse.cz>
3428 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3429 set_mem_attributes for a memory temporary. Do not call the function
3430 for the memory temporary created for a bitfield.
3432 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3435 * df.h (enum debug_temp_where): New.
3436 (dead_debug_init, dead_debug_finish) Declare.
3437 (dead_debug_add, dead_debug_insert_temp): Declare.
3438 (struct dead_debug_use, struct dead_debug): Moved from...
3439 * df-problems.c: ... here.
3440 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3442 (df_create_unused_note): Likewise.
3443 (df_set_dead_notes_for_mw): Move comment where it belongs.
3444 (dead_debug_init): Export.
3445 (dead_debug_reset_uses): New, factored out of...
3446 (dead_debug_finish): ...this. Export.
3447 (dead_debug_reset): Remove.
3448 (dead_debug_add): Export.
3449 (dead_debug_insert_before): Rename to...
3450 (dead_debug_insert_temp): ... this. Add where argument. Export.
3451 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3452 Return insertion count.
3453 (df_note_bb_compute): Adjust.
3454 * dce.c (word_dce_process_block): Adjust dead debug uses.
3455 (dce_process_block): Likewise.
3457 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3459 * df-problems.c (df_note_bb_compute): Do not take note of
3460 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3462 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3465 * var-tracking.c (expand_depth): New type.
3466 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3467 (loc_exp_dep_alloc): Adjust initializer.
3468 (update_depth): Use new type. Add entryvals.
3469 (vt_expand_var_loc_chain): Take note of expansions with
3470 ENTRY_VALUEs, but don't accept them right away. Run an optional
3471 second pass accepting the minimum ENTRY_VALUE count found in the
3473 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3475 2012-04-13 Tom de Vries <tom@codesourcery.com>
3477 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3478 parameters vuse and vuse_escaped.
3479 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3480 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3483 2012-04-13 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/52969
3486 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3487 the condition for the COND_EXPR and handle predicate negation
3488 by swapping the COND_EXPR arms.
3490 2012-04-13 Nick Clifton <nickc@redhat.com>
3492 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3493 TODO_dump_func flag.
3495 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3497 PR rtl-optimization/52203
3498 PR rtl-optimization/52715
3500 Revert the 2012-03-07 fix for PR 52203.
3501 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3502 the insn does not modify DFA right before issuing, adjust
3503 issue_rate accordingly.
3505 2012-04-13 Richard Guenther <rguenther@suse.de>
3508 * c-typeck.c (pointer_diff): Remove bogus assert.
3510 2012-04-13 Richard Guenther <rguenther@suse.de>
3513 * convert.c (convert_to_pointer): Remove special-casing of zero.
3515 2012-04-13 Joey Ye <joey.ye@arm.com>
3517 * config/arm/constraints.md (Pe): New constraint.
3518 * config/arm/arm.md: New split for imm 256-510.
3520 2012-04-13 Terry Guo <terry.guo@arm.com>
3522 * config/arm/arm-cores.def: Added core cortex-m0plus.
3523 * config/arm/arm-tune.md: Regenerated.
3524 * config/arm/arm-tables.opt: Regenerated.
3525 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3527 2012-04-13 Alan Modra <amodra@gmail.com>
3530 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3531 tie regs on destination of sets. Delete forward declaration.
3532 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3533 (rs6000_emit_prologue): Likewise.
3534 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3536 (is_mem_ref): Use tie_operand to recognise stack ties.
3537 * config/rs6000/predicates.md (tie_operand): New.
3538 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3540 (restore_stack_nonlocal): Likewise.
3541 (stack_tie): Update.
3542 (frame_tie): Delete.
3544 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3546 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3547 HOST_WIDE_INT_PRINT_DEC in format strings.
3549 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3552 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3553 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3554 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3555 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3556 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3557 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3558 avx2_permvarv8si using VI4F_256 mode iterator.
3559 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3560 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3561 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3562 gen_avx2_permvarv8sf.
3563 (expand_vec_perm_pshufb): Ditto.
3565 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3568 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3569 the list of options to enable the FCFID instruction.
3570 (TARGET_EXTRA_BUILTINS): Adjust comment.
3572 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3574 PR tree-optimization/18589
3575 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3576 (operand_entry): Add count field.
3577 (add_repeat_to_ops_vec): New function.
3578 (completely_remove_stmt): Likewise.
3579 (remove_def_if_absorbed_call): Likewise.
3580 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3581 (acceptable_pow_call): New function.
3582 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3583 entries with repeat counts when found.
3584 (repeat_factor_d): New struct and associated typedefs.
3585 (repeat_factor_vec): New static vector variable.
3586 (compare_repeat_factors): New function.
3587 (get_reassoc_pow_ssa_name): Likewise.
3588 (attempt_builtin_powi): Likewise.
3589 (reassociate_bb): Call attempt_builtin_powi.
3590 (fini_reassoc): Two new calls to statistics_counter_event.
3592 2012-04-12 Richard Guenther <rguenther@suse.de>
3594 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3595 * cgraph.h (tree_rest_of_compilation): Remove.
3596 * cgraph.c (cgraph_add_new_function): Move ...
3597 * cgraphunit.c (cgraph_add_new_function): ... here.
3598 (tree_rest_of_compilation): Make static.
3599 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3600 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3601 gate_all_early_local_passes, execute_all_early_local_passes,
3602 pass_early_local_passes, gate_all_early_optimizations,
3603 pass_all_early_optimizations): Move ...
3604 * passes.c (gate_all_optimizations, pass_all_optimizations,
3605 gate_all_early_local_passes, execute_all_early_local_passes,
3606 pass_early_local_passes, gate_all_early_optimizations,
3607 pass_all_early_optimizations): ... here.
3608 * tree-optimize.c (execute_free_datastructures): Remove.
3609 * tree-flow.h (execute_free_datastructures): Remove.
3610 * tree-optimize.c (execute_init_datastructures,
3611 pass_init_datastructures): Move ...
3612 * tree-ssa.c (execute_init_datastructures,
3613 pass_init_datastructures): ... here.
3614 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3615 execute_free_datastructures.
3617 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3619 * dbgcnt.def (ira_move): New counter.
3620 * ira-int.h (ira_create_new_reg): Declare function.
3621 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3622 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3623 no longer static. All callers changed.
3624 * ira.c: Include "dbgcnt.h".
3625 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3626 move_unallocated_pseudos): New static functions.
3627 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3628 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3629 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3630 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3631 to the pseudos generated in find_moveable_pseudos.
3632 * Makefile.in (ira.o): Add $(DBGCNT_H).
3634 2012-04-12 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/52943
3637 * tree-chrec.h (chrec_is_positive): Remove.
3638 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3639 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3640 Return false for a constant zero instead of negative.
3641 (analyze_siv_subscript_cst_affine): Handle zero difference
3642 in the initial condition explicitely.
3644 2012-04-12 Richard Guenther <rguenther@suse.de>
3646 * tree-parloops.c (parallelize_loops): Also consult the upper
3647 bound for the number of iterations.
3648 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3649 (loop_prefetch_arrays): Likewise.
3651 2012-04-12 Richard Guenther <rguenther@suse.de>
3653 * cfgloop.h (estimated_loop_iterations_int): Ditch
3654 'conservative' parameter.
3655 (max_stmt_executions_int): Likewise.
3656 (estimated_loop_iterations): Likewise.
3657 (max_stmt_executions): Likewise.
3658 (max_loop_iterations): Declare.
3659 (max_loop_iterations_int): Likewise.
3660 (estimated_stmt_executions): Likewise.
3661 (estimated_stmt_executions_int): Likewise.
3662 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3664 (max_loop_iterations): ... this.
3665 (estimated_loop_iterations_int): Split parts to ...
3666 (max_loop_iterations_int): ... this.
3667 (max_stmt_executions_int): Split parts to ...
3668 (estimated_stmt_executions_int): ... this.
3669 (max_stmt_executions): Split parts to ...
3670 (estimated_stmt_executions): ... this.
3671 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3672 * predict.c (predict_loops): Likewise.
3673 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3674 (analyze_siv_subscript_cst_affine): Likewise.
3675 (compute_overlap_steps_for_affine_1_2): Likewise.
3676 (analyze_subscript_affine_affine): Likewise.
3677 (init_omega_for_ddr_1): Likewise.
3678 * tree-parloops.c (parallelize_loops): Likewise.
3679 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3680 (may_eliminate_iv): Likewise.
3681 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3682 (loop_prefetch_arrays): Likewise.
3683 * tree-vrp.c (adjust_range_with_scev): Likewise.
3685 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3687 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3688 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3690 (dump_table): Use bool type for need_align and have_df variables.
3691 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3692 (regs_used): Remove register modifier.
3693 (barrier_align): Move variables slot, credit, jump_to_next
3694 into if block above for loop. Use bool type for jump_to_next.
3695 (sh_function_arg): Use NULL_RTX instead of 0.
3697 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3699 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3700 (bswapsi2): New expander.
3702 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3704 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3705 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3707 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3709 PR rtl-optimization/52876
3710 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3711 Don't call mark_reg_pointer for incompatible pointer sign extension.
3713 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3716 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3718 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3719 comparisons against TYPE_PRECISION.
3720 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3722 2012-04-11 Xinliang David Li <davidxl@google.com>
3724 * tree-passes.h: Remove TODO_dump_func.
3725 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3726 * trans-mem.c: Remove TODO_dump_func.
3727 * ira.c: Remove TODO_dump_func.
3729 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3731 * config/i386/i386.c (ix86_option_override_internal): Check
3732 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3733 after TARGET_64BIT is updated.
3735 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3737 * config/sh/sh.h: Remove old secondary reload code.
3739 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3741 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3742 (ready_reorder): ... this function.
3744 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3746 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3749 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3750 insns so that no other insn is queued for a time before them.
3752 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3755 2012-04-11 Richard Guenther <rguenther@suse.de>
3758 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3759 consider loop nesting.
3760 (evolution_function_is_univariate_p): Properly check the remainder
3763 2012-04-11 Richard Guenther <rguenther@suse.de>
3766 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3768 2012-04-11 Nick Clifton <nickc@redhat.com>
3770 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3771 information, if requested.
3773 * config/rx/rx.c (rx_expand_prologue): Likewise.
3775 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3776 Michael Matz <matz@suse.de>
3779 * rtlanal.c (unsigned_reg_p): New function.
3780 Update copyright notice dates.
3781 * rtl.h (unsigned_reg_p): Prototype it.
3782 Update copyright notice dates.
3783 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3785 * expr.c (expand_expr_real_1): Set register attributes.
3786 * stmt.c (expand_case): Likewise.
3788 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3791 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3792 consider_sh2a and allow_zero.
3793 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3794 (disp_addr_displacement): New function.
3795 (sh_address_cost): Use disp_addr_displacement function instead
3796 of DISP_ADDR_OFFSET.
3797 (sh_legitimate_address_p): Adapt to changed
3798 sh_legitimate_index_p declaration.
3799 (sh_find_mov_disp_adjust): Remove HImode check.
3800 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3801 disp_addr_displacement and max_mov_insn_displacement.
3802 (max_mov_insn_displacement): Remove HImode check.
3803 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3804 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3805 * config/sh/constraints.md (K05, K13): New constraints.
3806 (K12): Correct comment.
3807 (Sdd): Do not use DISP_ADDR_P macro.
3808 (Snd, Sbw): Use satisfies_constraint_Sdd.
3809 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3810 (*extendhisi2_compact, movhi_i): Remove.
3811 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3812 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3813 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3814 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3815 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3816 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3817 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3819 Add new peepholes for HImode displacement addressing.
3821 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3823 * config/sh/sh.h (SIDI_OFF): Remove.
3824 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3825 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3828 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3831 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3832 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3833 * doc/md.texi (Standard Names): Add bswap.
3834 * builtin-types.def (BT_UINT16): New primitive type.
3835 (BT_FN_UINT16_UINT16): New function type.
3836 * builtins.def (BUILT_IN_BSWAP16): New.
3837 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3838 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3839 expand_builtin_bswap.
3840 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3841 (fold_builtin_1): Likewise.
3842 (is_inexpensive_builtin): Likewise.
3843 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3844 missing bits for bswap to libcall code.
3845 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3846 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3847 (uint16_type_node): New define.
3848 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3849 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3851 (rs6000_init_builtins): Likewise.
3852 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3854 2012-04-11 Tristan Gingold <gingold@adacore.com>
3856 * doc/extend.texi (Type Attributes): Move paragraph.
3858 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3861 * diagnostic.h (show_caret): Declare.
3862 (caret_max_width): Declare.
3863 (diagnostic_show_locus): Declare.
3864 * diagnostic.c (diagnostic_initialize): Initialize to false.
3865 (diagnostic_show_locus): New.
3866 (diagnostic_report_diagnostic): Call it.
3867 (getenv_columns): New.
3869 (diagnostic_set_caret_max_width): New.
3870 * input.c (read_line): New.
3871 (location_get_source_line): New.
3872 * input.h (location_get_source_line): Declare.
3873 * toplev.c (general_init): Initialize show_caret from options.
3874 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3875 * opts.c (common_handle_option): Likewise.
3876 * pretty-print.h (pp_get_prefix): New.
3877 (pp_base_get_prefix): New.
3878 * common.opt (fdiagnostics-show-caret): New option.
3879 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3881 2012-04-11 Richard Guenther <rguenther@suse.de>
3883 PR rtl-optimization/52881
3884 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3886 2012-04-11 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/52912
3889 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3890 manipulation code we are threading through a loop header
3891 to an exit destination.
3893 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3895 * tree.h (warn_if_unused_value): Move declaration from here.
3896 * stmt.c (warn_if_unused_value): Move definition from here.
3898 2010-04-10 Michael Matz <matz@suse.de>
3900 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3902 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3903 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3904 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3905 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3906 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3907 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3908 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3909 (vect_record_strided_load_vectors): Rename to
3910 vect_record_grouped_load_vectors.
3911 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3912 Rename use of above macros.
3913 (vect_verify_datarefs_alignment): Ditto.
3914 (vector_alignment_reachable_p): Ditto.
3915 (vect_peeling_hash_get_lowest_cost): Ditto.
3916 (vect_enhance_data_refs_alignment): Ditto.
3917 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3918 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3919 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3920 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3921 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3922 (vect_record_strided_load_vectors): Rename to
3923 vect_record_grouped_load_vectors.
3924 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3925 (destroy_loop_vec_info): Ditto.
3926 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3927 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3928 (vect_analyze_slp): Ditto.
3929 (new_bb_vec_info): Ditto.
3930 (destroy_bb_vec_info): Ditto.
3931 (vect_schedule_slp_instance): Ditto and rename strided_store to
3933 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3934 vect_cost_group_size.
3935 (vect_model_store_cost): Rename use of above macros and call
3936 to vect_cost_strided_group_size.
3937 (vect_model_load_cost): Ditto.
3938 (vectorizable_store): Ditto, rename strided_store to grouped_store
3939 and calls to renamed tree-vectorizer.h functions.
3940 (vectorizable_load): Ditto.
3941 (vect_transform_stmt): Rename use of above macros and strided_store
3944 2012-04-10 Jan Hubicka <jh@suse.cz>
3946 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3947 (symtab_type): New enum.
3948 (symtab_node): New structure.
3949 (cgraph_node, varpool_node): Add symbol base type.
3950 (cgraph, varpool): New accestor functions.
3951 * cgraph.c (cgraph_create_node_1): Set symbol type.
3952 * varpool.c (varpool_node): Set symbol type.
3954 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3955 Richard Sandiford <rdsandiford@googlemail.com>
3957 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3959 2012-04-10 Richard Guenther <rguenther@suse.de>
3962 * gimple-low.c (gimple_check_call_args): Properly account for
3963 compatible aggregate types.
3965 2012-04-10 Richard Guenther <rguenther@suse.de>
3967 * toplev.h (tree_rest_of_compilation): Remove.
3968 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3969 * cgraph.h (tree_rest_of_compilation): Declare.
3970 * tree-optimize.c (tree_rest_of_compilation): Move ...
3971 * cgraphunit.c (tree_rest_of_compilation): ... here.
3972 * cgraph.c (cgraph_add_new_function): Adjust.
3973 * Makefile.in (tree-optimize.o): Adjust.
3974 (cgraphunit.o): Likewise.
3976 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3978 PR tree-optimization/52870
3979 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3980 presumed pattern statement is within the same loop or basic block.
3982 2012-04-10 Tristan Gingold <gingold@adacore.com>
3984 * gengtype.c (main): Make uintptr_t a known type.
3986 2012-04-10 Richard Guenther <rguenther@suse.de>
3988 * tree-pass.h (tree_lowering_passes): Remove.
3989 * tree-optimize.c (tree_lowering_passes): Remove.
3990 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3991 of tree_lowering_passes, avoid redundant call of early local passes.
3992 * cgraphunit.c (cgraph_lower_function): Fold into ...
3993 (cgraph_analyze_function): ... its single caller. Inline
3994 relevant parts of tree_lowering_passes.
3996 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3999 * config/pa/pa.opt: Remove SIO and GNU_LD.
4001 2012-04-09 Jan Hubicka <jh@suse.cz>
4006 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4007 boundary, add its target too.
4008 * lto.c (add_references_to_partition): Add also aliased nodes.
4009 (add_cgraph_node_to_partition,
4010 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4011 when adding alias, add also the aliased object.
4013 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4017 VOIDmode immediate operands.
4018 * config/i386/constraints.md (Wz): New constraint.
4019 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4021 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4024 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4025 the DECL generated for the special GOT helper.
4027 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4029 * config/sh/constraints.md: Update list of constraints in
4031 (Sr0): Remove unused memory constraint.
4033 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4035 * tree-pretty-print.h: Update comment.
4037 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4039 * config/sh/sh.md: Use braced string notation where applicable.
4040 (*prefetch_i4, prefetch_m2a): Merge into ...
4041 (*prefetch): ... this new insn.
4043 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4045 * config/sh/sh.h (high_life_started): Remove
4046 * config/sh/predicates.md (general_movdst_operand): Use
4047 'reload_in_progress' instead of 'high_life_started'.
4048 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4049 divsi_inv_fp): Likewise.
4051 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4053 * config/sh/sh-protos.h (prepare_move_operands): Return void
4055 * config/sh/sh.c (prepare_move_operands): Likewise.
4056 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4058 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4060 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4061 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4062 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4063 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4064 commutative_float_operator, noncommutative_float_operator,
4065 sh_handle_pragma): Remove.
4067 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4069 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4070 Use @option markup on command-line options. Use @samp markup on
4071 literal keywords to options. Use @code markup on code fragments.
4072 Use other markup in preference to quotation marks in the text.
4073 Add markup to some passages without any.
4075 2012-04-06 Mike Stump <mikestump@comcast.net>
4077 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4079 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4081 * config/sh/sh.c (hi_const): Remove.
4082 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4085 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4087 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4089 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4090 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4091 calling sh_expand_t_scc.
4093 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4095 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4096 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4097 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4098 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4099 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4100 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4101 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4102 sh2a_is_function_vector_call): Use bool as return type.
4103 (sh_pass_in_reg_p): Remove.
4104 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4105 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4106 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4107 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4108 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4109 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4110 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4111 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4112 sh_loads_bankedreg_p): Use bool as return type.
4113 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4114 'register' modifier.
4116 2012-04-06 Matt Turner <mattst88@gmail.com>
4118 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4120 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4122 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4123 of the destination isn't also a FP_REGS register.
4125 2012-04-05 Teresa Johnson <tejohnson@google.com>
4126 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4129 * config/i386/i386.md (move immediate to memory peephole2):
4130 Add cases for HImode move when LCP stall avoidance is needed.
4131 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4132 X86_TUNE_LCP_STALL entry.
4134 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4137 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4138 CONST_INT operands, zero-extended with AND.
4140 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4143 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4144 first argument instead of mode size. Move displacement calculations
4146 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4147 ... these new functions.
4148 (disp_adjust): Remove max_mov_disp field.
4149 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4150 mov_insn_alignment_mask.
4151 (sh_address_cost): Use max_mov_insn_displacement.
4153 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4155 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4156 (arch_enabled): Handle new arch types.
4157 (one_cmpldi2): Add NEON support.
4159 2012-04-05 Richard Guenther <rguenther@suse.de>
4161 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4162 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4163 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4164 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4165 ... here and make static.
4166 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4169 2012-04-05 Richard Guenther <rguenther@suse.de>
4171 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4172 basic-block before removing it.
4174 2012-04-05 Richard Guenther <rguenther@suse.de>
4176 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4177 version namespace as we release the freelist.
4179 2012-04-05 Richard Guenther <rguenther@suse.de>
4181 * tree-nrv.c (tree_nrv): Release VDEFs.
4182 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4183 (sra_modify_assign): Likewise.
4184 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4185 * tree-vect-loop.c (vect_transform_loop): Likewise.
4186 * tree-ssa-dom.c (optimize_stmt): Likewise.
4187 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4188 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4190 2012-04-05 Richard Guenther <rguenther@suse.de>
4192 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4194 * gimple.h (gsi_remove): Adjust.
4195 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4196 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4197 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4198 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4199 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4200 * tree-ssa-pre.c (eliminate): Likewise.
4202 2012-04-04 Mike Stump <mikestump@comcast.net>
4204 * doc/rtl.texi (const_double): Document as sign-extending.
4205 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4206 * emit-rtl.c (immed_double_int_const): Refine to state the
4208 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4209 CONST_DOUBLE integers.
4210 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4211 negative values are converted. Fix conversions bigger than
4212 HOST_BITS_PER_WIDE_INT.
4213 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4214 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4215 * explow.c (plus_constant_mode): Add.
4216 (plus_constant): Implement with plus_constant_mode.
4217 * rtl.h (plus_constant_mode): Add.
4219 2012-04-04 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/52808
4222 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4223 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4225 2012-04-04 Tristan Gingold <gingold@adacore.com>
4227 * expr.c (expand_expr_real_2): Handle larger sizetype in
4230 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4232 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4233 to m2a-single instead of m2e.
4235 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4237 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4238 Change type of BITOFFSET to signed. Make sure the lower bound of
4239 the computed range is non-negative by adjusting OFFSET and BITPOS.
4240 (expand_assignment): Adjust call to get_bit_range.
4242 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4244 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4245 New function. Added to check monitor functions.
4246 (h8300_option_override): Modified to generate error/warning
4247 messages for invalid combinations of different command line
4249 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4250 save EXR on stack for monitor function in case of H8S target
4251 when "-mno-exr" is passed.
4252 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4254 * doc/invoke.texi: Document H8S options.
4256 2012-04-03 Tristan Gingold <gingold@adacore.com>
4258 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4259 of gcc_AC_FUNC_MMAP_BLACKLIST.
4260 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4261 * Makefile.in (aclocal_deps): Add mmap.m4.
4262 * configure: Regenerate.
4263 * aclocal.m4: Regenerate.
4265 2012-04-03 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/52808
4268 * tracer.c (tail_duplicate): Return whether we have duplicated
4270 (tracer): If we have duplicated any block, cleanup the CFG.
4271 * cfghooks.c (duplicate_block): If we duplicated a loop
4272 header but not its loop, destroy the loop because it now has
4274 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4275 the cfg manipulation routines we are not creating a multiple
4278 2012-04-03 Tristan Gingold <gingold@adacore.com>
4280 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4282 (vms_c_common_override_options): Allow parameterless variadic
4285 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4287 PR tree-optimization/52835
4288 * tree-data-ref.c (build_rdg): Return NULL if
4289 compute_data_dependences_for_loop failed.
4291 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4293 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4294 for REAL_CST as well.
4295 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4296 In the bitfield case, if the value is a REAL_CST, convert it first to
4299 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4301 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4302 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4303 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4305 * config/i386/biarchx32.h: New.
4307 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4309 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4310 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4311 (arm_preferred_reload_class): New function.
4313 2012-04-02 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/52756
4316 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4317 (thread_through_loop_header): After threading through the loop latch
4318 remove the split part from the loop and clear further threading
4319 opportunities that would create a multiple entry loop.
4321 2012-04-02 Richard Guenther <rguenther@suse.de>
4323 PR rtl-optimization/52800
4324 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4325 CLEANUP_CFG_CHANGED.
4327 2012-04-02 Richard Guenther <rguenther@suse.de>
4330 * loop-init.c (gate_handle_loop2): Destroy loops here if
4331 we don't enter RTL loop optimizers.
4333 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4336 2012-03-29 Richard Guenther <rguenther@suse.de>
4338 * rtl.h (extended_count): Remove.
4339 * combine.c (extended_count): Remove.
4341 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4344 * pt.c (more_specialized_fn): Don't apply decay conversion to
4345 types of function parameters.
4347 2012-04-02 Tristan Gingold <gingold@adacore.com>
4349 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4350 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4351 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4352 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4354 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4357 * config/i386/i386.c (ix86_option_override_internal): Don't
4358 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4360 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4362 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4363 (stmt_can_make_abnormal_goto): Use it.
4364 (is_ctrl_altering_stmt): Likewise.
4366 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4367 Kaz Kojima <kkojima@gcc.gnu.org>
4369 * config/sh/sh.c (push_regs): Skip banked registers when
4370 resbank attribute is specified.
4371 (sh_expand_epilogue): Likewise.
4373 2012-03-30 Richard Henderson <rth@redhat.com>
4376 * combine-stack-adj.c (prev_active_insn_bb): New.
4377 (next_active_insn_bb): New.
4378 (force_move_args_size_note): New.
4379 (combine_stack_adjustments_for_block): Use it.
4381 2012-03-30 Richard Henderson <rth@redhat.com>
4383 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4384 (ix86_expand_vector_init_duplicate): Initialize it.
4385 (expand_vec_perm_palignr): Likewise.
4386 (ix86_expand_vec_perm_const): Likewise.
4387 (ix86_vectorize_vec_perm_const_ok): Likewise.
4388 (expand_vec_perm_blend): Use it.
4389 (expand_vec_perm_vpermil): Likewise.
4390 (expand_vec_perm_pshufb): Likewise.
4391 (expand_vec_perm_1): Likewise.
4392 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4393 (expand_vec_perm_interleave2): Likewise.
4394 (expand_vec_perm_vpermq_perm_1): Likewise.
4395 (expand_vec_perm_vperm2f128): Likewise.
4396 (expand_vec_perm_interleave3): Likewise.
4397 (expand_vec_perm_vperm2f128_vblend): Likewise.
4398 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4399 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4400 (expand_vec_perm_broadcast): Likewise.
4401 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4403 2012-03-30 Richard Henderson <rth@redhat.com>
4405 * dwarf2out.c (gen_variable_die): Initialize off.
4407 2012-03-30 Tristan Gingold <gingold@adacore.com>
4409 * config/vms/vms-f.c: New file.
4410 * config/vms/t-vms (vms-f.o): New rule.
4411 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4413 2012-03-30 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/52754
4416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4417 propagate arbitrary addresses into really plain dereferences.
4419 2012-03-30 Richard Guenther <rguenther@suse.de>
4422 * except.c (emit_to_new_bb_before): Move loop updating ...
4423 (dw2_build_landing_pads): ... here. Use a proper block for
4424 querying the loop father.
4426 2012-03-30 Tristan Gingold <gingold@adacore.com>
4428 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4429 common_object attribute handling.
4430 (SECTION_VMS_OVERLAY): Remove
4431 (ia64_vms_common_object_attribute): Replace abort with an assert.
4432 Do not set DECL_SECTION_NAME.
4433 (ia64_vms_output_aligned_decl_common): Handle common_object
4435 (ia64_vms_elf_asm_named_section): Remove.
4436 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4438 2012-03-30 Richard Guenther <rguenther@suse.de>
4441 * double-int.c (rshift_double): Remove not needed cast.
4443 2012-03-30 Richard Guenther <rguenther@suse.de>
4445 * tree-affine.h (print_aff): Remove.
4446 * tree-affine.c (print_aff): Make static.
4447 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4448 (get_references_in_stmt): Likewise.
4449 (print_direction_vector): Likewise.
4450 (print_dir_vectors): Likewise.
4451 (print_dist_vectors): Likewise.
4452 (dump_subscript): Likewise.
4453 (dump_ddrs): Likewise.
4454 (dump_dist_dir_vectors): Likewise.
4455 (dump_data_references): Likewise.
4456 (dump_data_dependence_relation): Likewise.
4457 (dump_data_dependence_direction): Likewise.
4458 (dump_rdg_vertex): Likewise.
4459 (dump_rdg_component): Likewise.
4460 (debug_ddrs): Declare.
4461 (struct data_ref_loc_d): Move ...
4462 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4463 (get_references_in_stmt): Make static.
4464 (dump_data_references): Likewise.
4465 (dump_subscript): Likewise.
4466 (print_direction_vector): Likewise.
4467 (print_dir_vectors): Likewise.
4468 (print_dist_vectors): Likewise.
4469 (dump_data_dependence_relation): Likewise.
4470 (dump_dist_dir_vectors): Likewise.
4471 (dump_ddrs): Likewise.
4472 (dump_rdg_vertex): Likewise.
4473 (dump_rdg_component): Likewise.
4474 (debug_ddrs): New function.
4475 (access_matrix_get_index_for_parameter): Remove.
4477 2012-03-30 Tristan Gingold <gingold@adacore.com>
4479 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4480 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4481 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4482 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4483 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4484 (vms_patch_builtins): Handle new flags
4485 * config/vms/vms-crtlmap.map: Completed using nm on
4486 c and math system libraries.
4487 * config/vms/make-crtlmap.awk: Handle any number of flags.
4489 2012-03-30 Martin Jambor <mjambor@suse.cz>
4491 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4492 is a builtin_stack_save in a dominating BB.
4494 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4497 crossing 128bit lane boundary.
4499 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4501 * ira-color.c (setup_left_conflict_sizes_p): Process all
4502 conflicting objects.
4504 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4506 PR tree-optimization/52760
4507 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4508 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4510 2012-03-29 Richard Guenther <rguenther@suse.de>
4512 * cgraph.h (cgraph_materialize_all_clones): Remove.
4513 (reset_inline_failed): Likewise.
4514 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4515 * cgraphbuild.c (reset_inline_failed): Remove.
4516 * rtl.h (cse_main): Remove.
4517 (extended_count): Likewise.
4518 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4519 (cse_main): Make static.
4520 * combine.c (extended_count): Remove.
4521 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4522 * basic-block.h (reorder_basic_blocks): Remove.
4523 * bb-reorder.c (reorder_basic_blocks): Make static.
4524 * Makefile.in (dse.o): Remove dse.h dependency.
4526 * dse.c (gate_dse): Remove.
4527 (clear_alias_mode_eq): Likewise.
4528 (clear_alias_mode_hash): Likewise.
4529 (dse_record_singleton_alias_set): Likewise.
4530 (dse_invalidate_singleton_alias_set): Likewise.
4532 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4534 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4535 crtbegin_so%O%s for -shared.
4536 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4538 2012-03-29 Richard Guenther <rguenther@suse.de>
4540 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4541 (add_to_value): Remove.
4542 (print_value_expressions): Likewise.
4543 * tree-ssa-pre.c (add_to_value): Make static.
4544 (print_value_expressions): Likewise.
4545 * gimple.h (gimple_adjust_this_by_delta): Remove.
4546 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4548 2012-03-29 Richard Guenther <rguenther@suse.de>
4551 * double-int.h (rshift_double): Remove.
4552 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4553 (rshift_double): Make static, take unsigned count argument,
4554 remove handling of negative count argument.
4555 (double_int_rshift): Dispatch to lshift_double.
4557 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4559 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4562 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4563 (SPEC_X32): Likewise.
4564 (MULTILIB_DEFAULTS): Likewise.
4566 * config/i386/i386.c (isa_opts): Remove -m64.
4567 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4568 (ix86_option_override_internal): Properly
4569 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4570 handle -m32, -m64 and -mx32.
4572 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4573 with OPTION_ABI_X32. Moved after TARGET_LP64.
4574 (TARGET_LP64): Changed to OPTION_ABI_64.
4576 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4577 (mx32): Replace ISA_X32 with ABI_X32.
4579 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4581 * tree.c (tree_size) <VECTOR_CST>: New case.
4583 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4586 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4588 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4591 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4592 __builtin_va_start to __builtin_next_arg if the latter is
4593 builtin_decl_explicit_p rather than when it is not.
4596 * tree-vect-generic.c (vector_element): Perform multiplication
4597 for pos in bitsizetype type instead of idx type.
4599 2012-03-28 Richard Guenther <rguenther@suse.de>
4601 * loop-init.c (loop_optimizer_init): If loops are preserved
4602 perform incremental initialization of required loop features.
4603 (loop_optimizer_finalize): If loops are to be preserved only
4604 clean up optional loop features.
4605 (rtl_loop_done): Forcefully free loops here.
4606 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4607 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4609 (construct_init_block): Likewise.
4610 (construct_exit_block): Likewise.
4611 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4612 the CFG after expanding.
4613 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4614 If we needed to calculate them, free them afterwards.
4615 * tree-pass.h (PROP_loops): New define.
4616 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4617 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4618 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4619 (cleanup_cfg): If we did something and have loops around, fix them up.
4620 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4621 with CLEANUP_CFG_CHANGED.
4622 * cfghooks.c (merge_blocks): If we merge a loop header into
4623 its predecessor, update the loop structure.
4624 (duplicate_block): If we copy a loop latch, adjust loop state
4625 to note we may have multiple latches.
4626 (delete_basic_block): Mark loops for fixup if we remove a loop.
4627 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4629 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4630 (cfg_layout_can_merge_blocks_p): Likewise.
4631 * cprop.c (bypass_block): If we create a loop with multiple
4632 entries, mark it for removal.
4633 * except.c (emit_to_new_bb_before): Add the new basic-block
4635 * tree-eh.c (lower_resx): Likewise.
4636 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4637 (expand_omp_taskreg): Likewise.
4638 * tree-inline.c (initialize_cfun): Likewise.
4639 * tree-mudflap.c (add_bb_to_loop): Prototype.
4640 (mf_build_check_statement_for): Properly add new basic-blocks
4642 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4643 if we remove a loop.
4644 (thread_through_loop_header): Likewise.
4645 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4646 new basic-blocks to existing loops.
4647 (expand_transaction): Likewise.
4648 * Makefile.in (except.o): Add $(CFGLOOP_H).
4650 (cgraph.o): Likewise.
4651 (cprop.o): Likewise.
4652 (cfgexpand.o): Likewise.
4653 (cfganal.o): Likewise.
4654 (trans-mem.o): Likewise.
4655 (tree-eh.o): Likewise.
4657 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4660 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4661 (avr_builtin_decl): New static function.
4662 (struct avr_builtin_description, avr_bdesc): Move up.
4663 Add GTY marker. Add field fndecl. Remove redundant field id.
4664 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4665 (avr_expand_builtin): Code cleanup because .id is removed.
4667 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4670 * config.gcc (tm_file): Remove avr/multilib.h.
4672 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4674 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4675 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4676 * config/avr/t-avr: Remove generation of multilib.h.
4677 * config/avr/t-multilib: Regenerate.
4678 * config/avr/multilib.h: Remove.
4679 * config/avr/avr.opt (-msp8): New option.
4680 (avr_sp8): New variable.
4681 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4682 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4683 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4684 (avr_device_to_sp8): New prototype.
4685 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4686 (DRIVER_SELF_SPECS): New define.
4687 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4688 __AVR_SP8__, __AVR_HAVE_SPH__.
4689 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4690 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4691 (avr_file_start): Ditto.
4693 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4696 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4697 instead of 8 in adjust_address.
4699 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4702 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4705 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4708 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4709 Rearrange conditional logic. Move displacement address calculations
4711 (sh_find_mov_disp_adjust): ... this new function.
4713 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4715 * config/arm/arm.opt (mapcs): Remove MaskExists.
4716 * config/cris/linux.opt (mno-gotplt): Likewise.
4717 * config/i386/i386.opt (mhard-float): Likewise.
4719 (mno-sse4): Likewise.
4720 * config/m68k/m68k.opt (mhard-float): Likewise.
4721 * config/mep/mep.op (mcop32): Likewise.
4722 * config/pa/pa-hpux.opt (msio): Likewise.
4723 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4724 * config/picochip/picochip.opt (mlittle): Likewise.
4725 * config/sh/sh.opt (mrenesas): Likewise.
4726 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4727 * config/sparc/sparc.opt (mhard-float): Likewise.
4728 * config/v850/v850.opt (mv850es): Likewise.
4729 * config/vax/vax.opt (mg-float): Likewise.
4731 2012-03-27 Martin Jambor <mjambor@suse.cz>
4734 * tree-sra.c (sra_modify_assign): Do not call
4735 load_assign_lhs_subreplacements when working with an unscalarizable
4738 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4743 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4744 * config/i386/i386.c: Include reload.h.
4745 (ix86_legitimize_reload_address): New function.
4747 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4749 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4750 hasn't been allocated. Define a target macro for Mask and
4751 InverseMask if it hasn't been defined. Remove MaskExists handling.
4753 * doc/options.texi: Remove MaskExists.
4755 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4758 * config/sh/sh.c (find_barrier): Add equality check of last_got
4759 to avoid going above orig insn. Update comments.
4761 2012-03-27 Richard Guenther <rguenther@suse.de>
4764 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4767 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4769 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4770 of a unit before computing the offset in units.
4771 * expr.c (get_bit_range): Return the null range if the enclosing record
4772 is part of a larger bit field.
4774 2012-03-27 Tristan Gingold <gingold@adacore.com>
4776 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4777 * config/ia64/ia64.md: Remove mode in template.
4778 Sign extend operand in expand_simple_binop.
4779 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4780 CASE_VECTOR_MODE instead of TARGET_ILP32.
4781 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4783 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4785 * varasm.c (assemble_external): #if 0 out the new assert from the
4786 previous commit, it breaks the Java and Go front ends.
4788 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4790 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4791 * expr.c (emit_block_move_libcall_fn): Likewise.
4792 (clear_storage_libcall_fn): Likewise.
4793 (expand_expr_addr_expr_1): Likewise.
4794 (expand_expr_real_1): Likewise.
4795 * calls.c (rtx_for_function_call): Likewise.
4797 * varasm.c (assemble_external): Assert this function is only called
4798 during or after expanding to RTL.
4800 2012-03-26 Martin Jambor <mjambor@suse.cz>
4802 PR tree-optimization/50052
4803 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4804 (tree_non_aligned_mem_for_access_p): Likewise.
4805 (build_accesses_from_assign): Removed strict alignment requirements
4807 (access_precludes_ipa_sra_p): Likewise.
4809 2012-03-26 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/52701
4812 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4813 compute and set the evolution part of PHI nodes.
4815 2012-03-26 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/52721
4818 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4820 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4822 PR tree-optimization/52686
4823 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4826 2012-03-26 Tristan Gingold <gingold@adacore.com>
4828 * config/alpha/vms.h (LINK_SPEC): Simplify.
4829 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4830 (NAME__MAIN, SYMBOL__MAIN): Remove.
4831 (VMS_DEBUG_MAIN_POINTER): Remove.
4832 * config/ia64/vms.h: Likewise.
4833 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4834 code to vms.c. Call vms_start_function.
4835 * config/ia64/ia64.c (ia64_start_function): Likewise.
4836 * config/vms/vms-protos.h (vms_start_function): Declare.
4837 * config/vms/vms.c (vms_start_function): New function.
4838 * config/vms/vms.h (MATH_LIBRARY): Define.
4839 (VMS_DEBUG_MAIN_POINTER): Define.
4841 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4843 PR rtl-optimization/52629
4844 * reload1.c (count_pseudo): Short-circuit common case.
4845 (count_spilled_pseudo): Return early for pseudos without hard regs.
4846 Assert that the pseudo has got a hard reg before manipulating it.
4848 2012-03-24 Jan Hubicka <jh@suse.cz>
4851 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4852 (decide_is_variable_needed): Do not handle toplevel reorder here.
4853 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4854 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4857 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4859 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4860 and str_bitsize instead of more convoluted expressions.
4862 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4865 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4867 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4870 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4872 2012-03-23 Martin Jambor <mjambor@suse.cz>
4874 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4876 2012-03-23 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/52678
4879 * tree-vectorizer.h (struct _stmt_vec_info): Add
4880 loop_phi_evolution_part member.
4881 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4882 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4883 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4884 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4885 Use the cached evolution part and the PHI nodes value from
4886 the loop preheader edge instead of re-analyzing the evolution.
4888 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4890 * config/mips/mips-tables.opt: Update.
4891 * config/mips/mips.md (processor): Add xlp.
4892 * config/mips/mips-cpus.def: Add xlp.
4893 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4895 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4896 * doc/invoke.texi: Mention XLP.
4898 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4901 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4902 on any new_local_var_chain vars declared during recursing on
4903 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4905 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4907 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4908 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4909 (ASM_OUTPUT_LOCAL): Ditto.
4910 (ASM_OUTPUT_COMMON): Remove.
4911 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4912 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4914 2012-03-22 Jan Hubicka <jh@suse.cz>
4917 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4919 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4920 * ipa-inline-transform.c (save_inline_function_body): Remove
4921 copied clone if needed.
4922 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4924 2012-03-22 Richard Guenther <rguenther@suse.de>
4927 * fold-const.c (fold_ternary_loc): Fix typo.
4929 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4932 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4933 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4934 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4935 (delay_cycles_1, delay_cycles_2): Ditto.
4936 (delay_cycles_3, delay_cycles_4): Ditto.
4937 (nopv, *nopv): Ditto.
4938 (sleep, *sleep): Ditto.
4941 2012-03-22 Richard Guenther <rguenther@suse.de>
4943 PR tree-optimization/52548
4944 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4945 because of clobbers.
4946 (prune_clobbered_mems): New function.
4947 (compute_antic_aux): Use it to prune ANTIC_OUT.
4948 (compute_partial_antic_aux): Use it to prune PA_IN.
4949 (compute_avail): Only insert expressions into EXP_GEN that are not
4950 invalidated when translated up to the beginning of the block.
4952 2012-03-22 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/52638
4955 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4957 (vect_init_vector): ... here. Handle scalar vector inits.
4958 (vect_get_vec_def_for_operand): Adjust.
4959 (vectorizable_load): Likewise.
4961 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4963 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4964 (alpha*-*-freebsd*): Ditto.
4965 (alpha*-*-netbsd*): Ditto.
4966 (alpha*-*-openbsd*): Ditto.
4967 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4968 (DWARF2_DEBUGGING_INFO): Remove.
4969 (PREFERRED_DEBUGGING_TYPE): Remove.
4970 (ASM_FINAL_SPEC): Remove.
4971 (IDENT_ASM_OP): Remove.
4972 (ASM_OUTPUT_IDENT): Remove.
4973 (SKIP_ASM_OP): Remove.
4974 (ASM_OUTPUT_SKIP): Remove.
4975 (ALIGN_ASM_OP): Remove.
4976 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4977 (ASM_OUTPUT_CASE_LABEL): Remove.
4978 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4979 (COMMON_ASM_OP): Remove.
4980 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4981 (ASCII_DATA_ASM_OP): Remove.
4982 (READONLY_DATA_SECTION_ASM_OP): Remove.
4983 (INIT_SECTION_ASM_OP): Remove.
4984 (FINI_SECTION_ASM_OP): Remove.
4985 (ASM_SECTION_START_OP): Remove.
4986 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4987 (TARGET_ASM_NAMED_SECTION): Remove.
4988 (TARGET_ASM_SELECT_SECTION): Remove.
4989 (MAKE_DECL_ONE_ONLY): Remove.
4990 (TYPE_ASM_OP): Remove.
4991 (SIZE_ASM_OP): Remove.
4992 (ASM_WEAKEN_LABEL): Remove.
4993 (TYPE_OPERAND_FMT): Remove.
4994 (ASM_DECLARE_RESULT): Remove.
4995 (ASM_DECLARE_OBJECT_NAME): Remove.
4996 (ASM_FINISH_DECLARE_OBJECT): Remove.
4997 (ELF_ASCII_ESCAPES): Remove.
4998 (ELF_STRING_LIMIT): Remove.
4999 (STRING_ASM_OP): Remove.
5000 (ASM_OUTPUT_EXTERNAL): Remove.
5001 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5002 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5004 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5005 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5006 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5007 (ASM_OUTPUT_SKIP): Ditto.
5008 (READONLY_DATA_SECTION_ASM_OP): Remove.
5009 (USER_LABEL_PREFIX): Remove.
5010 (ASM_OUTPUT_ASCII): Remove.
5011 (ASM_OUTPUT_CASE_LABEL): Remove.
5012 (NO_DOLLAR_IN_LABEL): Undefine.
5014 2012-03-22 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/52459
5017 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5018 PHI insertion for calls.
5020 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5022 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5023 find_sets_in_insn, canonicalize_insn): Split out from ...
5024 (cse_insn): ... here.
5025 (invalidate_from_clobbers): Take an insn instead of the pattern.
5027 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5030 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5031 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5032 * config/sh/sh.md (sindf2, cosdf2): Remove.
5034 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5037 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5038 prologue for unwinder and profiler.
5040 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5042 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5043 Introduce emul_name to select the right linker emulation for
5044 powerpc64-*-freebsd*.
5045 * configure: Regenerate.
5046 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5047 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5048 * config/rs6000/freebsd64.h: New file.
5049 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5051 (rs6000_savres_strategy): Likewise.
5052 (rs6000_savres_routine_name): Likewise.
5053 (rs6000_elf_file_end): Likewise.
5054 * config/rs6000/t-freebsd64: New file.
5055 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5056 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5058 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5060 * config/rs6000/t-freebsd64: Likewise.
5062 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5064 PR rtl-optimization/52543
5066 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5067 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5068 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5069 (avr_load_libgcc_p): Restrict to __flash loads.
5070 (avr_out_lpm): Only handle 1-byte loads from __flash.
5071 (avr_load_lpm): New function.
5072 (avr_find_unused_d_reg): Remove.
5073 (avr_out_lpm_no_lpmx): Remove.
5074 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5075 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5076 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5077 (load_<mode>, load_<mode>_clobber): New insns.
5078 (mov<mode>): For multi-byte move from non-generic
5079 16-bit address spaces: Expand to load_<mode> resp.
5080 load_<mode>_clobber.
5081 (load<mode>_libgcc): Remove expander.
5082 (split-lpmx): Remove split.
5084 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5086 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5087 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5088 All callers changed.
5089 (Fixed_core_reg): New feature.
5090 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5092 * neon-testgen.ml: Handle Fixed_core_reg.
5094 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5096 * config/arm/arm.c (thumb2_reorg): Add complete support
5097 for 16-bit instructions.
5098 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5100 2012-03-21 Richard Guenther <rguenther@suse.de>
5102 PR tree-optimizer/52636
5103 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5104 to the appropriate type.
5106 2012-03-21 Richard Guenther <rguenther@suse.de>
5108 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5110 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5111 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5112 * passes.c (init_optimization_passes): Remove pass_init_function,
5113 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5114 * tree-pass.h (pass_init_function): Remove.
5115 (pass_jump): Remove.
5116 (pass_initial_value_sets): Remove.
5117 (pass_unshare_all_rtl): Remove.
5118 * integrate.c (pass_initial_value_sets): Remove.
5119 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5120 * tree.h (init_function_for_compilation): Remove.
5121 * function.c (init_function_for_compilation): Remove.
5122 (pass_init_function): Remove.
5123 * cfgcleanup.c (rest_of_handle_jump): Remove.
5124 (pass_jump): Remove.
5126 2012-03-20 Jason Merrill <jason@redhat.com>
5128 * tree-streamer-in.c (streamer_alloc_tree): Call
5129 ggc_alloc_zone_cleared_tree_node instead of
5130 ggc_alloc_zone_cleared_tree_node_stat.
5132 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5134 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5136 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5139 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5140 (ix86_expand_vec_perm_const_1): Call it.
5142 * config/i386/i386.c (vselect_insn): New variable.
5143 (init_vselect_insn): New function.
5144 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5145 Call init_vselect_insn if vselect_insn is NULL. Adjust
5146 PATTERN (vselect_insn), instead of creating a new insn each time,
5147 only emit a copy of it if not testing and recog has been successful.
5148 (expand_vec_perm_pshufb, expand_vec_perm_1,
5149 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5153 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5154 ("enabled" attribute): Handle avx2 and noavx2 isas.
5155 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5157 (vec_dup<mode>): Add avx2 =x,x alternative.
5158 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5159 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5160 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5161 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5163 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5164 if possible, handle also V8SFmode.
5166 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5168 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5169 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5170 reg_or_zero_operand predicate.
5171 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5173 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5175 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5176 If operand isn't UNSPEC, return 0.
5178 2012-03-20 Richard Guenther <rguenther@suse.de>
5180 * tree-pass.h (pass_rtl_eh): Remove.
5181 * except.c (gate_handle_eh): Likewise.
5182 (rest_of_handle_eh): Likewise.
5183 (pass_rtl_eh): Likewise.
5184 (finish_eh_generation): Export.
5185 * except.h (finish_eh_generation): Declare.
5186 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5187 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5188 after expanding stack alignment. Instead of compacting blocks
5191 2012-03-20 Richard Guenther <rguenther@suse.de>
5193 * stor-layout.c (finish_bitfield_representative): Fallback
5194 to conservative maximum size if the padding up to the next
5195 field cannot be computed as a constant.
5196 (finish_bitfield_layout): If we cannot compute the distance
5197 between the start of the bitfield representative and the
5198 bitfield member start a new representative.
5199 * expr.c (get_bit_range): The distance between the start of
5200 the bitfield representative and the bitfield member is zero
5201 if the field offsets are not constants.
5203 2012-03-20 Tristan Gingold <gingold@adacore.com>
5205 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5206 convert in lowercase.
5207 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5208 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5209 * stor-layout.c (sizetype_tab): Adjust.
5210 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5211 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5212 instead of type_kind_last.
5213 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5214 instead of size_int_kind.
5215 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5216 * doc/tm.texi: Regenerate.
5217 * defaults.h (SIZETYPE): Provide a default value.
5218 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5221 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5223 * config/sh/sh.md: Use braced string notation where applicable.
5225 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5227 * config/i386/i386.md (allocate_stack): Simplify.
5229 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5231 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5232 copy_to_mode_reg (Pmode, ...).
5233 (expand_builtin_frame_address): Ditto.
5234 * expr.c (emit_block_move_via_libcall): Ditto.
5235 (set_storage_via_libcall): Ditto.
5237 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5238 (ix86_expand_setmem): Ditto.
5239 (ix86_trampoline_init): DItto.
5240 * config/i386/i386.md (cmpstrnsi): Ditto.
5242 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5244 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5245 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5246 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5247 (SH Options): Likewise.
5249 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5251 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5252 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5253 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5254 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5255 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5258 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5261 * config/i386/i386.c (ix86_decompose_address): Use
5262 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5263 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5264 thread pointer to a register.
5267 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5269 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5270 if Pmode != word_mode.
5271 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5272 Pmode == SImode for TARGET_X32.
5274 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5275 (tls_initial_exec_x32): Likewise.
5277 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5280 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5281 DISP_ADDR_OFFSET): New macros.
5282 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5283 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5284 (sh_legitimize_address): Add QImode displacement handling.
5285 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5287 (sh_secondary_reload): Add QImode displacement handling.
5288 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5289 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5290 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5291 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5292 to register operands only.
5293 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5294 (extendqihi2): Change insn to expander.
5295 (*extendqihi2_compact_reg): New insn.
5296 (movqi_i, movqi): Replace with ...
5297 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5298 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5299 Add new peepholes for QImode displacement addressing.
5301 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5304 * doc/invoke.texi: Document -Wuseless-cast.
5306 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5308 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5309 * tree.h (handled_component_p): Reorder cases.
5310 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5311 not initialize unsignedp.
5312 (loc_list_from_tree): Likewise.
5313 (fortran_common): Likewise.
5314 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5316 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5318 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5319 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5320 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5321 (ix86_split_long_move): Ditto.
5322 (legitimize_tls_address): Use ix86_gen_sub3.
5323 (construct_plt_address): Assert that Pmode == DImode.
5325 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.md: Remove empty predicates and/or constraints.
5328 * config/i386/sync.md: Ditto.
5329 * config/i386/sse.md: Ditto.
5330 * config/i386/mmx.md: Ditto.
5331 * config/i386/pentium.md: Ditto.
5332 * config/i386/athlon.md: Ditto.
5334 2012-03-16 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/52603
5337 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5341 2012-03-14 Richard Guenther <rguenther@suse.de>
5343 PR tree-optimization/52571
5344 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5345 flag_section_anchors check ...
5346 (vect_can_force_dr_alignment_p): ... here.
5348 2012-03-16 Martin Jambor <mjambor@suse.cz>
5350 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5351 memory through MEM_REFs by calling extract_bit_field.
5353 2012-03-16 Richard Guenther <rguenther@suse.de>
5355 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5356 and REFERENCE_TYPE interpretations.
5357 (can_native_interpret_type_p): New function.
5358 (fold_ternary_loc): Use native encode/interpret to fold
5359 BIT_FIELD_REFs of constants.
5361 2012-03-16 Richard Guenther <rguenther@suse.de>
5364 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5365 of vector constants and constructors.
5367 2012-03-16 Richard Guenther <rguenther@suse.de>
5369 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5370 VIEW_CONVERT_EXPR to convert constants.
5371 (vect_is_simple_use): Treat all constants as vec_constant_def.
5373 2012-03-16 Richard Guenther <rguenther@suse.de>
5374 Kai Tietz <ktietz@redhat.com>
5377 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5378 side-effects completely in the pre-queue and use a temporary
5381 2012-03-16 Richard Guenther <rguenther@suse.de>
5383 * stor-layout.c (finish_bitfield_representative): Fall back
5384 to the conservative maximum size if we cannot compute the
5385 size of the tail padding.
5387 2012-03-16 Tristan Gingold <gingold@adacore.com>
5389 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5390 __CRTL_VER and __VMS_VER.
5391 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5392 and vms_c_get_vms_ver.
5393 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5395 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5396 (VMS_DEFAULT_VMS_VER): Define.
5397 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5398 (VMS_DEFAULT_VMS_VER): Define.
5400 2012-03-16 Richard Guenther <rguenther@suse.de>
5402 * tree-vect-loop.c (get_initial_def_for_induction): Use
5403 build_constructor directly.
5404 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5405 build_vector_from_val.
5406 * tree.c (build_vector_from_val): Avoid creating a constructor
5407 first when we want a constant vector.
5409 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5411 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5413 2012-03-16 Richard Guenther <rguenther@suse.de>
5415 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5416 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5417 (struct tree_vector): Remove elements member, add variable size
5419 (build_vector_stat): Declare.
5420 (build_vector): Define in terms of build_vector_stat.
5421 * tree.c (build_vector): Rename to ...
5422 (build_vector_stat): ... this. Take array of trees as parameter.
5423 (build_vector_from_ctor): Adjust.
5424 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5425 initializer_zerop): Adjust.
5426 * cfgexpand.c (expand_debug_expr): Likewise.
5427 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5428 const_vector_from_tree): Likewise.
5429 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5430 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5431 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5432 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5433 (lto_input_ts_vector_tree_pointers): Adjust.
5434 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5435 (write_ts_vector_tree_pointers): Adjust.
5436 * varasm.c (const_hash_1, compare_constant, copy_constant,
5437 output_constant): Adjust.
5438 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5439 * print-tree.c (print_node): Adjust.
5440 * tree-pretty-print.c (dump_generic_node): Adjust.
5441 * tree-vect-generic.c (uniform_vector_p, vector_element,
5442 lower_vec_perm): Adjust.
5443 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5444 * tree-vect-slp.c (vect_get_constant_vectors,
5445 vect_transform_slp_perm_load): Adjust.
5446 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5447 * expmed.c (make_tree): Adjust.
5448 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5449 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5451 (sparc_fold_builtin): Adjust.
5453 2012-03-16 Tristan Gingold <gingold@adacore.com>
5455 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5456 * config/vms/vms-stdint.h: New file.
5458 2012-03-16 Tristan Gingold <gingold@adacore.com>
5460 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5461 (ia64-hp-*vms*): Replaced by ...
5462 (*-*-*vms*): ... This new entry.
5464 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5467 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5468 (ix86_expand_vec_perm_const_1): Use it.
5471 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5472 (avx2_permv4df): Remove.
5473 (avx2_permv4di): Macroize into...
5474 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5475 (avx2_permv4di_1): Macroize into...
5476 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5478 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5480 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5482 2012-03-15 Ira Rosen <irar@il.ibm.com>
5483 Ulrich Weigand <ulrich.weigand@linaro.org>
5485 * tree-vect-patterns.c (widened_name_p): Rename to ...
5486 (type_conversion_p): ... this. Add new argument to determine
5487 if it's a promotion or demotion operation. Check for
5488 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5489 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5491 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5492 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5494 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5495 non-constant then and else clauses.
5497 2012-03-15 Ira Rosen <irar@il.ibm.com>
5498 Ulrich Weigand <ulrich.weigand@linaro.org>
5500 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5501 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5503 * tree-vect-patterns.c (widened_name_p): Pass basic block
5504 info to vect_is_simple_use.
5505 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5506 (vect_recog_widen_sum_pattern): Likewise.
5507 (vect_handle_widen_op_by_const): Support basic blocks.
5508 (vect_operation_fits_smaller_type,
5509 vect_recog_over_widening_pattern): Likewise.
5510 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5511 Update call to vect_is_simple_use.
5512 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5514 (check_bool_pattern): Add an argument, update call to
5515 vect_is_simple_use and the recursive calls.
5516 (vect_recog_bool_pattern): Update relevant function calls.
5518 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5519 (vect_pattern_recog_1): Check for reduction only in loops.
5520 (vect_pattern_recog): Add new argument. Support basic blocks.
5521 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5522 info to vect_is_simple_use_1.
5523 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5524 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5526 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5527 Andrew Pinski <apinski@cavium.com>
5530 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5531 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5532 calls instead of __builtin_ir{int,ound}*.
5534 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5536 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5539 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5541 * config.gcc (target_type_format_char): New. Document it. Set it for
5543 * configure.ac (gnu_unique_option): Use target_type_format_char
5544 in test. Comment rationale.
5545 * configure: Regenerate .
5547 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5549 PR tree-optimization/52267
5550 * tree-vrp.c (masked_increment): New function.
5551 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5552 from (X & CST1) cmp CST2 tests.
5554 2012-03-15 Richard Guenther <rguenther@suse.de>
5557 * tree-data-ref.c (subscript_dependence_tester_1): Check
5558 all dimensions for non-conflicting access functions.
5560 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5563 * doc/invoke.texi [C++ Language Options]: Document
5564 -ftemplate-backtrace-limit.
5566 2012-03-15 Tristan Gingold <gingold@adacore.com>
5568 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5571 2012-03-15 Tristan Gingold <gingold@adacore.com>
5573 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5574 use DW_OP_call_frame_cfa.
5576 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5579 * config/i386/i386-opts.h (pmode): New.
5581 * config/i386/i386.c (ix86_option_override_internal): Properly
5582 check and set ix86_pmode.
5584 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5586 * config/i386/i386.opt (maddress-mode=): New.
5588 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5590 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5592 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5593 (dwarf2out_do_cfi_asm): Likewise.
5594 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5596 (add_data_member_location_attribute): Likewise.
5597 (gen_array_type_die): Likewise.
5598 (gen_subprogram_die): Likewise.
5599 (gen_producer_string): Likewise.
5600 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5601 Remove MIPS_DEBUGGING_INFO handling.
5602 (sdb_debug_hooks): Likewise.
5603 (sdbout_begin_block): Likewise.
5604 (sdbout_end_block): Likewise.
5605 (sdbout_begin_prologue): Likewise.
5606 (sdbout_start_source_file): Likewise.
5607 (sdbout_end_source_file): Likewise.
5608 (sdbout_init): Likewise.
5609 * system.h (MIPS_DEBUGGING_INFO): Poison.
5611 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5613 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5614 (alpha_file_start) [MS_STAMP]: Remove.
5616 * config/alpha/elf.h (TARGET_GAS): Remove.
5617 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5618 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5619 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5620 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5621 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5622 (alpha*-*-freebsd*): Likewise.
5623 (alpha*-*-netbsd*): Likewise.
5624 (alpha*-*-openbsd*): Likewise.
5625 (alpha*-*-*): Remove target_cpu_default2.
5626 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5628 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5629 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5630 * config/alpha/alpha.c (print_operand): Always assume
5631 TARGET_AS_SLASH_BEFORE_SUFFIX.
5632 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5633 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5634 ("*builtin_setjmp_receiver_er_1"): Remove.
5635 * config/alpha/alpha.opt (malpha-as): Remove.
5637 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5639 Remove DEC Unix reference.
5641 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5642 (EXTENDED_COFF): Remove.
5643 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5644 (EXTENDED_COFF): Don't undef.
5645 * config/alpha/alpha.c (alpha_file_start): Always assume
5647 Don't set targetm.asm_file_start_file_directive.
5648 [!OBJECT_FORMAT_ELF]: Remove.
5649 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5651 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5652 (DBX_DEBUGGING_INFO): Remove.
5653 (MIPS_DEBUGGING_INFO): Remove.
5654 (PREFERRED_DEBUGGING_TYPE): Remove.
5655 (DBX_OUTPUT_SOURCE_LINE): Remove.
5656 (SDB_OUTPUT_SOURCE_LINE): Remove.
5657 (DBX_CONTIN_LENGTH): Remove.
5658 (NO_DBX_FUNCTION_END): Remove.
5659 (ASM_STABS_OP): Remove.
5660 (ASM_STABN_OP): Remove.
5661 (ASM_STABD_OP): Remove.
5662 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5663 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5664 (PUT_SDB_DEF): Remove.
5665 (PUT_SDB_PLAIN_DEF): Remove.
5666 (PUT_SDB_TYPE): Remove.
5667 (sdb_label_count): Remove.
5668 (PUT_SDB_BLOCK_START): Remove.
5669 (PUT_SDB_BLOCK_END): Remove.
5670 (PUT_SDB_FUNCTION_START): Remove.
5671 (PUT_SDB_FUNCTION_END): Remove.
5672 (PUT_SDB_EPILOGUE_END): Remove.
5673 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5674 (MIPS_DEBUGGING_INFO): Don't undef.
5675 (DBX_DEBUGGING_INFO): Don't undef.
5676 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5677 (MIPS_DEBUGGING_INFO): Don't undef.
5678 (DBX_DEBUGGING_INFO): Don't undef.
5679 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5680 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5682 (alpha_start_function): Likewise.
5683 (sdb_label_count): Remove.
5684 (alpha_output_filename): Remove DBX_DEBUG handling.
5685 (alpha_file_start): Likewise.
5687 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5689 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5690 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5691 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5693 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5694 (ld_tls_support): Remove Solaris 8 references.
5695 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5696 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5697 * configure: Regenerate.
5698 * config.in: Regenerate.
5700 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5701 * config/i386/sol2.h: Remove Solaris 8 references.
5703 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5704 (i?86-*-solaris2.9): ... this.
5705 Remove Solaris 8 references.
5706 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5707 Remove Solaris 8 references.
5709 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5711 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5712 (mips-sgi-irix6.5*): Remove.
5713 * config.host (mips-sgi-irix*): Remove.
5714 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5715 (set_have_as_tls): Remove *-*-irix6*.
5716 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5717 * configure: Regenerate.
5719 * config/mips/iris6.h: Remove.
5720 * config/mips/iris6.opt: Remove.
5721 * config/mips/t-irix6: Remove.
5723 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5724 (TARGET_IRIX6): Remove.
5725 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5726 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5727 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5729 (mips_file_start): Likewise.
5730 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5732 * config/mips/driver-native.c [__sgi__]: Remove.
5733 (host_detect_local_cpu) [__sgi__]: Remove.
5735 * config/mips/gnu-user.h: Remove iris5.h reference.
5737 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5738 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5739 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5742 * gcc.c (main): Move asm_debug initialization ...
5743 (asm_debug): ... here.
5745 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5747 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5748 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5749 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5750 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5751 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5752 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5754 * doc/tm.texi: Regenerate.
5756 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5758 (MIPS Options, -march): Remove IRIX reference.
5759 * doc/install.texi (Binaries, SGI IRIX): Remove.
5760 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5762 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5764 2012-03-14 Martin Jambor <mjambor@suse.cz>
5766 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5767 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5768 (expand_expr_real_1): Do not handle misalignment if modifier is
5771 2012-03-14 Richard Guenther <rguenther@suse.de>
5774 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5775 element type instead of mode, use build_vector_type_for_mode
5776 instead of the langhook, build a vector of proper signedness.
5777 (expand_vector_operations_1): Adjust.
5779 2012-03-14 Richard Guenther <rguenther@suse.de>
5782 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5783 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5784 (gimple_get_virt_method_for_binfo): Likewise.
5786 2012-03-14 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/52571
5789 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5790 flag_section_anchors check ...
5791 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5792 DECL_COMMON variables.
5794 2012-03-14 Richard Guenther <rguenther@suse.de>
5796 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5797 * stor-layout.c (start_bitfield_representative): New function.
5798 (finish_bitfield_representative): Likewise.
5799 (finish_bitfield_layout): Likewise.
5800 (finish_record_layout): Call finish_bitfield_layout.
5801 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5802 for QUAL_UNION_TYPE fields.
5803 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5804 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5805 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5810 * expr.c (get_bit_range): Unconditionally extract bitrange
5811 from DECL_BIT_FIELD_REPRESENTATIVE.
5812 (expand_assignment): Adjust call to get_bit_range.
5814 2012-03-14 Richard Guenther <rguenther@suse.de>
5817 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5818 the outermost conversion is a sign-change only.
5819 (fold_binary_loc): Disregard widening and sign-changing
5820 conversions when we determine if two variables are equal
5822 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5823 (T1)x if the outermost conversion is a sign-change only.
5825 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5828 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/predicates.md (constant_call_address_operand): Declare
5831 as special predicate. Update all uses.
5833 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5836 * c-parser.c (c_parser_postfix_expression)
5837 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5839 * config/i386/smmintrin.h: Avoid /* within a comment.
5840 * config/i386/nmmintrin.h: Likewise.
5842 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md (xbegin): Remove constraint from expander.
5846 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/predicates.md (constant_call_address_operand): Declare
5849 as special predicate. Update all uses.
5850 * config/i386/i386.md: Remove mode from constant_call_address_operand
5852 * config/i386/i386.c (ix86_output_call_insn): Call
5853 constant_call_address_operand with VOIDmode.
5855 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5858 AND zero extended address correctly.
5860 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5864 (tls_modbase_operand): Ditto.
5865 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5866 tls_modbase_operand predicates.
5868 2012-03-13 Martin Jambor <mjambor@suse.cz>
5870 * expr.c (expand_assignment): Handle misaligned scalar writes to
5871 memory through top-level MEM_REFs by calling store_bit_field.
5873 2012-03-13 Richard Guenther <rguenther@suse.de>
5876 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5877 if Y is a constant multiple of 1 << CST.
5879 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5882 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5883 offset (size) to a value the insns can deal with.
5884 (expand_epilogue): Ditto.
5886 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5888 * config/arm/neon.ml (ops): Fixup expected instructions for
5889 unsigned vector compares.
5891 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5894 addresses only when %reg is not in word mode.
5896 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5898 * config/microblaze/microblaze.md: Fix typo.
5899 * tree-if-conv.c: Likewise.
5900 * tree-vect-patterns.c: Likewise.
5902 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5904 * config.gcc (extra_passes): Remove.
5905 * configure.ac (extra_passes): Don't substitute.
5906 * configure: Regenerate.
5907 * Makefile.in (EXTRA_PASSES): Remove.
5908 (GCC_PASSES): Remove $(EXTRA_PASSES).
5909 (MOSTLYCLEANFILES): Likewise.
5911 (install-common): Likewise.
5913 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5915 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5916 * config/i386/i386.c (ix86_decompose_address): Use
5917 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5918 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5919 thread pointer to a register.
5921 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5924 on tls_symbolic_operand.
5925 (tls_global_dynamic_64_<mode>): Likewise.
5927 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5930 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5931 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5933 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5936 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5937 type from reg_class_t to enum reg_class.
5938 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5940 2012-03-12 Andrew Pinski <apinski@cavium.com>
5942 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5943 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5944 (value_replacement): Likewise.
5945 (empty_block_p): Check also if the PHIs for the block are empty.
5947 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5950 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5951 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5952 r184615 from 2012-02-28.
5954 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5956 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5957 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5958 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5959 and ix86_gen_tls_local_dynamic_base_64.
5960 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5961 ix86_gen_tls_local_dynamic_base_64.
5963 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5964 (*tls_global_dynamic_64_<mode>): This.
5965 (tls_global_dynamic_64): Renamed to ...
5966 (tls_global_dynamic_64_<mode>): This.
5967 (*tls_local_dynamic_base_64): Renamed to ...
5968 (*tls_local_dynamic_base_64_<mode>): This.
5969 (tls_local_dynamic_base_64): Renamed to ...
5970 (tls_local_dynamic_base_64_<mode>): This.
5972 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5974 * config/i386/i386.c (ix86_option_override_internal): Properly
5975 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5976 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5977 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5978 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5980 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5981 (sse3_monitor64_<mode>): This.
5983 2012-03-12 Tristan Gingold <gingold@adacore.com>
5985 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5986 (ia64_function_arg_advance): Ditto.
5988 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5990 * config.gcc (mips*-*-openbsd*): Remove.
5991 * config/mips/openbsd.h: Remove.
5992 * config/mips/sdb.h: Remove.
5994 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5995 * config/mips/mips.c (sdb_label_count): Remove.
5996 (mips_debugger_offset): Remove #if 0 code.
5997 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5998 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6000 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6002 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6004 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6005 Update binutils references.
6006 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6007 Update binutils reference.
6008 Update Sun as/GNU ld caveat.
6009 Document binutils largefile requirement for LTO plugin.
6010 Remove reference to alternate libpthread.
6012 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6014 * config.gcc (alpha*-dec-osf5.1*): Remove.
6015 * config.host (alpha*-dec-osf*): Remove.
6016 * configure.ac (*-*-osf*): Remove.
6017 (alpha*-dec-osf*): Remove.
6018 * configure: Regenerate.
6020 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6021 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6023 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6024 * config/alpha/alpha.c (struct machine_function): Update comment.
6025 (alpha_start_function): Remove Tru64 UNIX as handling for
6027 * config/alpha/alpha.md ("exception_receiver"): Remove
6028 TARGET_LD_BUGGY_LDGP.
6029 ("*exception_receiver_2"): Likewise.
6030 * except.c (finish_eh_generation): Remove Tru64 reference.
6031 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6032 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6033 * target.def (handle_pragma_extern_prefix): Remove.
6035 * Makefile.in (mips-tfile.o-warn): Remove.
6036 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6037 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6038 * mips-tdump.c, mips-tfile.c: Remove.
6040 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6042 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6043 (Specific, alpha*-dec-osf5.1): Note removal.
6044 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6046 * doc/tm.texi: Regenerate.
6047 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6049 2012-03-12 Richard Guenther <rguenther@suse.de>
6051 * config/arm/arm.c (neon_dereference_pointer): Do not call
6052 covert during RTL expansion.
6054 2012-03-12 Tristan Gingold <gingold@adacore.com>
6056 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6057 Options. Mention -mpointer-size.
6059 2012-03-12 Richard Guenther <rguenther@suse.de>
6061 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6062 build_nonstandard_integer_type.
6064 2012-03-12 Richard Guenther <rguenther@suse.de>
6066 * tree.c (signed_or_unsigned_type_for): Use
6067 build_nonstandard_integer_type.
6068 (signed_type_for): Adjust documentation.
6069 (unsigned_type_for): Likewise.
6070 * tree-pretty-print.c (dump_generic_node): Use standard names
6071 for non-standard integer types if available.
6073 2012-03-12 Tristan Gingold <gingold@adacore.com>
6075 * config/vms/vms.opt: Add vms-opts.h header.
6076 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6078 (-mvms-return-codes): Document.
6079 (-mpointer-size): New option.
6080 (vms_pointer_size): Add enumeration.
6081 * config/vms/vms-opts.h: New file.
6082 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6083 __INITIAL_POINTER_SIZE.
6084 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6085 (C_COMMON_OVERRIDE_OPTIONS): Define.
6086 (DWARF2_ADDR_SIZE): Define.
6087 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6088 * config/vms/vms-protos.h (vms_c_common_override_options):
6090 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6091 if -mno-pointer-size.
6092 (vms_c_common_override_options): New function.
6093 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6094 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6095 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6096 and flag_vms_pointer_size.
6097 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6098 * config.gcc (*-*-*vms*): Define xm_file.
6099 (alpha*-dec-*vms*): Do not define xm_file.
6100 (alpha64-dec-*vms*): Remove.
6101 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6104 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6106 PR tree-optimization/51721
6107 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6108 if (int) unsvar cmp CST.
6110 2012-03-12 Richard Guenther <rguenther@suse.de>
6112 * tree-sra.c (create_access_replacement): Only rename the replacement
6113 if we can rewrite it into SSA form. Properly mark register typed
6114 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6115 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6116 for aggregate or BLKmode results.
6118 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6120 PR tree-optimization/52533
6121 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6122 type for mask, only handle shifts by non-zero in-range
6123 shift count, for LE_EXPR and GT_EXPR if new_val is
6124 maximum, don't add the assertion.
6126 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6128 * doc/invoke.texi: Document -mrtm option.
6129 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6130 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6131 (ix86_handle_option): Handle OPT_mrtm.
6132 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6134 (x86_64-*-*): Ditto.
6135 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6136 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6138 (ix86_target_string): Define -mrtm option.
6140 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6142 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6143 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6145 (bdesc_special_args): Ditto.
6146 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6147 (ix86_expand_special_args_builtin): Handle new built-in type.
6148 (ix86_expand_builtin): Handle XABORT instruction.
6149 * config/i386/i386.h (TARGET_RTM): New.
6150 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6151 (UNSPECV_XEND): Ditto.
6152 (UNSPECV_XABORT): Ditto.
6153 (UNSPECV_XTEST): Ditto.
6160 * config/i386/i386.opt (mrtm): New.
6161 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6162 * config/i386/rtmintrin.h: New header.
6163 * config/i386/xtestintrin.h: Ditto.
6165 2012-03-12 Tristan Gingold <gingold@adacore.com>
6167 * ginclude/stddef.h: Adjust previous patch.
6168 Use __VMS__ instead of VMS.
6170 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6172 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6173 Also convert sequences with CC setting arithmetic instruction.
6175 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6177 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6178 from C Language Options to Preprocessor Options.
6179 (C Dialect Options): Move -no-integrated-cpp documentation
6181 (Preprocessor Options): ...to here. Rewrite the description
6182 so it makes more sense, and remove discussion of merging front ends.
6184 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6188 (ix86_expand_setmem): Likewise.
6190 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6192 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6195 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6197 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6198 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6200 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6202 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6204 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6206 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6209 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6210 Uros Bizjak <ubizjak@gmail.com>
6212 * config/i386/predicates.md (call_insn_operand): Allow
6213 constant_call_address_operand in Pmode only.
6214 (sibcall_insn_operand): Ditto.
6215 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6216 (*call_vzeroupper): Ditto.
6218 (*sibcall_vzeroupper): Ditto.
6219 (*call_value): Ditto.
6220 (*call_value_vzeroupper): Ditto.
6221 (*sibcall_value): Ditto.
6222 (*sibcall_value_vzeroupper): Ditto.
6223 (*indirect_jump): Ditto.
6224 (*tablejump_1): Ditto.
6225 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6227 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6230 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6233 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6234 Use movrt_negc instead of negc pattern for non-SH2A.
6236 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6238 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6241 if Pmode != word_mode.
6242 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6243 Pmode == SImode for TARGET_X32.
6245 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6246 (tls_initial_exec_x32): Likewise.
6248 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6250 PR rtl-optimization/52528
6251 * combine.c (can_combine_p): Add setting of subst_low_luid
6252 before call to expand_field_assignment().
6254 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6256 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6257 and related program names.
6259 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6261 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6263 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6266 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6267 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6269 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6270 (*movdi_internal_rex64): Use %E operand modifier for lea.
6271 (*movsi_internal): Ditto.
6273 (*lea<mode>_2): Ditto.
6274 (*lea_{3,4,5,6}_zext): Ditto.
6275 (*tls_global_dynamic_32_gnu): Ditto.
6276 (*tls_global_dynamic_64): Ditto.
6277 (*tls_dynamic_gnu2_lea_32): Ditto.
6278 (*tls_dynamic_gnu2_lea_64): Ditto.
6279 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6281 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6283 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6284 redefine to be NULL if the current bit-size is different from the
6285 configured bit-size.
6287 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6288 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6289 set the default tuning. Add asserts to make sure the cpu and tune
6290 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6291 test whether the index is set, instead of > 0.
6292 (rs6000_file_start): Do not reset the default cpu if the current
6293 bit-size is different from the configured bit-size.
6295 2012-03-09 Tristan Gingold <gingold@adacore.com>
6297 * config/vms/vms-crtlmap.map: Add comments.
6298 Add entries needed to build Ada RTS.
6300 2012-03-09 Tristan Gingold <gingold@adacore.com>
6302 * ginclude/stddef.h: Do not define __size_t on VMS.
6304 2012-03-09 Tristan Gingold <gingold@adacore.com>
6306 * c-tree.h (c_default_pointer_mode): New variable.
6307 * c-decl.c (c_default_pointer_mode): New variable.
6308 (c_build_pointer_type): New function.
6309 (grokdeclarator): Call c_build_pointer_type instead
6310 of build_pointer_type.
6312 * config/vms/vms-c.c: Include c-tree.h
6313 (saved_pointer_mode): New variable.
6314 (handle_pragma_pointer_size): New function.
6315 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6316 (vms_c_register_pragma): Register __pointer_size and
6317 __required_pointer_size pragmas.
6319 2012-03-09 Tristan Gingold <gingold@adacore.com>
6321 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6322 (vms_c_register_includes): Reference it.
6324 2012-03-09 Andrew Pinski <apinski@cavium.com>
6327 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6329 (tree_ssa_phiopt_worker): Go through all the PHIs for
6330 value_replacement instead of just the singleton one.
6331 (value_replacement): Change return type to int. Return 0 instead of
6333 Allow the middle basic block to contain more than just the defining
6335 Handle non empty middle basic blocks.
6336 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6338 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6340 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6341 array reference and component reference.
6342 (analyze_scalar_evolution_for_address_of): New.
6344 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6347 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6348 (hwloop_pattern_reg): Fix set but not used warning.
6349 (bfin_reorg_loops): Remove unused parameter.
6350 (bfin_reorg): Update use of bfin_reorg_loops.
6352 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6354 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6355 with integer parameters in registers.
6356 (gen_push): Push register in word_mode instead of Pmode.
6357 (ix86_emit_save_regs): Likewise.
6358 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6359 (gen_pop): Pop register in word_mode instead of Pmode.
6360 (ix86_emit_restore_regs_using_pop): Likewise.
6361 (ix86_expand_prologue): Replace Pmode with word_mode for push
6362 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6363 restore RAX and R10 in word_mode.
6364 (ix86_emit_restore_regs_using_mov): Restore integer registers
6366 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6368 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6369 (ix86_split_long_move): Likewise.
6371 * config/i386/i386.md (W): New.
6372 (*push<mode>2_prologue): Replace :P with :W.
6373 (*pop<mode>1): Likewise.
6374 (*pop<mode>1_epilogue): Likewise.
6375 (push/pop peephole2): Use word_mode scratch registers.
6377 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6381 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6383 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6384 for constants in [-63,63].
6386 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6390 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6392 * config/i386/i386.c (ix86_print_operand_address): Only handle
6393 zero-extended DImode addresses.
6395 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6397 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6398 * configure: Regenerate.
6400 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6403 * config/avr/avr.c (avr_mem_clobber): New static function.
6404 (avr_expand_delay_cycles): Add memory clobber operand to
6405 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6406 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6407 (enable_interrupt, disable_interrupt): New expander.
6408 (nopv, sleep, wdr): New expanders.
6409 (delay_cycles_1): Add memory clobber.
6410 (delay_cycles_2): Add memory clobber.
6411 (delay_cycles_3): Add memory clobber.
6412 (delay_cycles_4): Add memory clobber.
6413 (cli_sei): New insn from former "enable_interrupt",
6414 "disable_interrupt" with memory clobber.
6415 (*wdt): New insn from former "wdt" with memory clobber.
6416 (*nopv): Similar, but for "nopv".
6417 (*sleep): Similar, but for "sleep".
6419 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6420 Kaz Kojima <kkojima@gcc.gnu.org>
6423 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6424 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6425 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6427 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6429 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6430 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6431 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6433 2012-03-07 Walter Lee <walt@tilera.com>
6435 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6436 REG_CFA_* notes for the stack pointer.
6437 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6438 EH_RETURN_STACKADJ_RTX.
6439 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6440 generate REG_CFA_* notes for the stack pointer.
6441 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6442 by EH_RETURN_STACKADJ_RTX.
6444 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6446 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6447 when __AVR_3_BYTE_PC__ is defined.
6449 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6452 (ix86_print_operand): Handle '^'.
6453 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6454 using P mode iterator. Add %^ to asm template to conditionally emit
6456 (*rep_movdi_rex64): Ditto.
6457 (*strsetdi_rex_1): Ditto.
6458 (*rep_stosdi_rex64): Ditto.
6459 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6460 conditionally emit addr32 prefix.
6461 (*rep_mov{si,qi}): Ditto.
6462 (*strset{si,hi,qi}): Ditto.
6463 (*rep_stos{si,qi}): Ditto.
6464 (*cmpstrnqi_nz_1): Ditto.
6465 (*cmpstrnqi_1): Ditto.
6466 (*strlenqi_1): Ditto.
6468 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6470 * config/i386/i386.c (function_value_64): Return pointers in
6471 word_mode instead of Pmode.
6472 (ix86_promote_function_mode): Likewise.
6474 2012-03-07 Richard Guenther <rguenther@suse.de>
6476 * coverage.c (get_gcov_type): Use type_for_mode.
6477 (get_gcov_unsigned_t): Likewise.
6478 * expr.c (store_constructor): Use type_for_mode.
6479 (try_casesi): Likewise.
6480 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6481 (add_standard_iv_candidates): Use standard type trees.
6482 * dojump.c (do_jump): Remove dead code.
6484 2012-03-07 Richard Guenther <rguenther@suse.de>
6486 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6488 2012-03-07 Richard Guenther <rguenther@suse.de>
6490 * convert.c (strip_float_extensions): Move ...
6491 * tree.c (strip_float_extensions): ... here.
6493 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6496 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6498 2012-03-07 Richard Guenther <rguenther@suse.de>
6500 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6501 (expand_omp_for_generic): Likewise.
6502 (expand_omp_for_static_nochunk): Likewise.
6503 (expand_omp_for_static_chunk): Likewise.
6504 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6505 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6506 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6507 Use unsigned_type_for.
6508 (vect_create_cond_for_align_checks): Use signed_type_for.
6510 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6512 PR rtl-optimization/52203
6513 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6514 all callers to pass NULL except ...
6515 (reset_sched_cycles_in_current_ebb): ... here, save the value
6516 in new variable 'empty'. Increase issue_rate only for
6519 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6522 * Makefile.in: Let install-gcc-ar depend on installdirs,
6523 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6524 Don't double canonicalize if cross-compiling.
6526 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6529 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6530 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6531 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6533 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6536 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6538 * config/avr/avr.md (xload_8): Adjust insn length.
6540 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6543 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6544 if RAMPZ affects reading from RAM.
6546 2012-03-07 Richard Guenther <rguenther@suse.de>
6550 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6551 suggests you can include PCHs from inside another header.
6553 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6556 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6558 2012-03-07 Kai Tietz <ktietz@redhat.com>
6560 * doc/invoke.texi (fwritable-relocated-rdata): Document
6561 new Cygwin/MinGW target option.
6562 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6563 reloc if flag -fwritable-relocated-rdata is not set.
6564 (i386_pe_section_type_flags): Likewise.
6565 * config/i386/cygming.opt (fwritable-relocated-rdata):
6566 Add new flag variable flag_writable_rel_rdata.
6568 2012-03-07 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6571 precision against gimple constraints.
6573 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6576 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6578 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6579 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6581 (init_emit_regs): Move associated initialization to...
6582 (init_emit_once): ...here.
6584 2012-03-06 Richard Henderson <rth@redhat.com>
6586 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6587 * config/m68k/sync.md (atomic_test_and_set): Use it.
6588 (atomic_test_and_set_1): Likewise.
6590 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6593 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6594 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6595 (vector_ltgt<mode>): Likewise.
6596 (vector_ordered<mode>): Likewise.
6597 (vector_unordered<mode>): Likewise.
6598 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6600 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6602 * trans-mem.c: New typedef for tm_region_p.
6603 Define vector types for tm_region_p.
6604 (tm_region_init): Replace region_worklist to a vector called
6607 2012-03-06 Richard Guenther <rguenther@suse.de>
6609 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6610 MEM_REF with constant pointer operand.
6612 2012-03-06 Richard Guenther <rguenther@suse.de>
6615 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6617 2012-03-06 Tristan Gingold <gingold@adacore.com>
6619 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6620 (external_model_kind): Improve documentation.
6621 (vms_pragma_extern_model): Handle relaxed_redef.
6622 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6624 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6626 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6627 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6628 Some more notes on EIND usage and reorder EIND subsection.
6630 2012-03-06 Tristan Gingold <gingold@adacore.com>
6632 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6633 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6635 2012-03-06 Tristan Gingold <gingold@adacore.com>
6637 * config/vms/t-vmsnative (version): Define.
6638 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6640 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6642 PR rtl-optimization/52250
6643 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6644 to put note list into. Unconditionally call move_bb_info.
6645 (move_bb_info): Do not assert the blocks being in the same region,
6646 just drop the note list if they are not.
6648 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6651 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6652 and use unified expansion logic.
6653 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6654 closer to the existing movt insn.
6655 (negc): Rename insn to *negc. Add new expander.
6656 (movnegt): Use xor pattern for T bit negation. Reserve helper
6657 constant for negc pattern.
6658 (*movnegt): New insn and splitter.
6660 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6662 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6665 2012-03-05 Richard Henderson <rth@redhat.com>
6667 * genemit.c (main): Include "target.h" in insn-emit.c.
6668 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6669 * config/sh/sync.md (atomic_test_and_set): Reference
6670 targetm.atomic_test_and_set_trueval instead of
6671 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6673 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6675 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6678 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6680 * langhooks.c (add_builtin_type): New function.
6681 * langhooks.h (add_builtin_type): Export it.
6682 * config/mep/mep.c (mep_init_builtins): Use it.
6683 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6685 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6688 * tree.h (BLOCK_SAME_RANGE): Define.
6689 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6690 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6691 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6692 isn't equal to supercontext fragment's fragment chain.
6693 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6695 (blocks_nreverse_all): Likewise.
6696 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6697 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6698 supercontext fragment's fragment origin.
6699 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6700 range as its parent (or parents thereof etc.), use the parent's
6701 DW_AT_ranges value instead of creating a new .debug_ranges range.
6703 2012-03-05 Richard Henderson <rth@redhat.com>
6706 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6707 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6708 BIGGEST_ALIGNMENT is aligned.
6710 2012-03-05 Richard Henderson <rth@redhat.com>
6712 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6713 * config/sh/sh.c: ... here.
6715 2012-03-05 Richard Henderson <rth@redhat.com>
6718 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6719 instead of calling negqi2 directly.
6721 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6724 * trans-mem.c (tm_region_init): Use last_basic_block.
6726 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6728 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6729 * config/sh/sync.md (atomic_test_and_set): New expander.
6730 (tasb, atomic_test_and_set_soft): New insns.
6731 * config/sh/sh.opt (menable-tas): New option.
6732 * doc/invoke.texi (SH Options): Document it.
6734 2012-03-05 Richard Guenther <rguenther@suse.de>
6736 * cfgloop.c (verify_loop_structure): Verify dominators before
6738 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6739 dominators from here.
6740 * graphite-scop-detection.c (create_sese_edges): Likewise.
6741 * loop-doloop.c (doloop_optimize_loops): Likewise.
6742 * loop-init.c (loop_optimizer_init): Likewise.
6743 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6744 * loop-unswitch.c (unswitch_loops): Likewise.
6745 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6746 * tree-parloops.c (parallelize_loops): Likewise. Verify
6747 only when checking is enabled.
6748 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6750 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6752 * genautomata.c (parse_automata_opt): New static function.
6753 (initiate_automaton_gen): Remove all option handling code. Remove
6754 argc argument. All callers changed.
6755 (main): Call init_rtx_reader_args_cb with the new function as argument.
6757 2012-03-05 Richard Guenther <rguenther@suse.de>
6759 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6760 * tree-if-conv.c (combine_blocks): Free post-dominator info
6762 * tree-parloops.c (create_parallel_loop): Free and re-compute
6763 dominator info after breaking it.
6765 2012-03-05 Richard Guenther <rguenther@suse.de>
6768 * optabs.h (trapv_unoptab_p): New function.
6769 (trapv_binoptab_p): Likewise.
6770 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6771 a proper equiv_may_trap argument.
6772 (expand_unop): Likewise.
6773 (emit_libcall_block_1): Take extra argument whether the
6774 instruction may trap. Renamed from ...
6775 (emit_libcall_block): ... this. New wrapper.
6777 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6779 PR tree-optimization/51721
6780 * tree-vrp.c (register_edge_assert_for_2): If comparing
6781 lhs of right shift by constant with an integer constant,
6782 add ASSERT_EXPRs for the rhs1 of the right shift.
6784 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6786 2012-03-05 Richard Guenther <rguenther@suse.de>
6788 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6789 (integer_onep): Likewise.
6790 (integer_all_onesp): Likewise.
6792 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6794 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6796 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6798 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6799 instead of TARGET_64BIT.
6801 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6803 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6806 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6808 * config/i386/i386.c (ix86_print_operand_address): Only handle
6809 zero-extended DImode addresses.
6811 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6813 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6814 taken and cputaken as bool.
6816 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6818 * config/i386/constraints.md (Ya): New internal constraint.
6819 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6820 (*zero_extendsidi2_rex64): Add x,x alternative.
6821 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6822 Remove flags reg clobber. Adjust corresponding splits.
6823 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6824 zero_extendqisi2 expanders using SWI12 mode iterator.
6825 (zero_extend<mode>si2_and): Macroize insn from
6826 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6828 (*zero_extend<mode>si2): Macroize insn from
6829 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6830 (*zero_extend*2_movzbl_and): Remove insn patterns.
6831 (zero_extendqihi2_and): Merge corresponding splitter.
6832 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6833 (*zero_extend*2_movzbl_and): Remove insn patterns.
6834 (*anddi_1): Split TYPE_IMOVX instructions.
6835 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6837 (and->zext splitter): Add splitter pattern.
6838 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6840 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6842 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6844 (Debugging Options): Likewise.
6845 (Optimize Options): Likewise.
6846 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6847 with other architectures. Use official processor names with correct
6848 spelling/capitalization. Fix formatting and grammar issues.
6849 (i386 and x86-64 Windows Options): Similar cleanup here.
6851 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6853 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6855 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6857 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6858 DBX_REGISTER_NUMBER.
6860 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6862 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6863 operand is CONST_INT. Take COSTS_N_INSNS into account.
6864 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6867 2012-03-02 Richard Henderson <rth@redhat.com>
6869 * optabs.c (expand_atomic_test_and_set): Honor
6870 atomic_test_and_set_trueval even when atomic_test_and_set
6871 optab is not in use.
6873 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6877 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6878 GENERAL_REGS and FP_REGS for SImode.
6880 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6883 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6884 (absdi2): New expander.
6885 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6887 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6889 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6890 (atomic_exchange<mode>_soft): New insn.
6892 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6894 * config/sh/sync.md: Update copyright notice dates.
6895 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6897 (atomic_compare_and_swap<mode>_soft): Likewise.
6899 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6902 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6903 * config/sh/sh.c: Update copyright notice dates.
6904 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6905 alignment for TARGET_HARD_SH4.
6906 (sh_option_override): Reduce default function alignment. Set
6907 loop alignment to 4 bytes when not optimizing for size.
6909 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6912 * doc/invoke.texi (floop-flatten): Remove.
6913 * toplev.c (process_options): Remove references to flag_loop_flatten.
6914 * tree-ssa-loop.c (gate_graphite_transform): Same.
6915 * common.opt (floop-flatten): Obsolete.
6916 * graphite-poly.c (apply_poly_transforms): Remove reference to
6918 * Makefile.in (graphite-flattening.o): Remove.
6919 * graphite-flattening.c: Remove.
6921 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6923 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6924 having mode compatible with the mode of previous compare. Substitute
6925 compare mode of previous compare with the mode, compatible
6926 with eliminated and previous compare.
6928 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6930 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6932 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6934 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6935 compatible with CCGOCmode and CCGCmode.
6937 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6939 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6941 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6943 * config/arm/arm.c (arm_sat_operator_match): New function.
6944 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6945 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6946 ("SAT", "SATrev"): New code iterators.
6947 ("SATlo", "SAThi"): New code iterator attributes.
6948 ("*satsi_<SAT:code>"): New pattern.
6949 ("*satsi_<SAT:code>_shift"): Likewise.
6950 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6951 and "shift" attributes.
6952 ("arm_usatsihi"): Add "insn" attribute.
6953 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6954 by powers of two. Do not allow shift by 32.
6956 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6960 to pass the argument in the register of "natural" mode.
6962 2012-03-02 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/52406
6965 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6966 (struct indices): Add unconstrained_base member.
6967 (struct dr_alias): Remove unused vops member.
6968 (DR_UNCONSTRAINED_BASE): New define.
6969 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6970 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6971 be an artificial access that covers the whole indexed object,
6972 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6973 plain decl base-objects to their MEM_REF variant.
6974 (dr_may_alias_p): When the base-object of either data reference
6975 has unknown size use only points-to information.
6976 (compute_affine_dependence): Make dumps easier to read and
6978 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6979 DR_REF when looking for packed references.
6980 (vect_supportable_dr_alignment): Likewise.
6982 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6984 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6985 Improve conditions for peepholes of loads followed by commutative
6987 * config/arm/ldmstm.md: Regenerated.
6989 2012-03-02 Richard Guenther <rguenther@suse.de>
6991 * BASE-VER: Set to 4.8.0.
6993 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6995 * config.gcc (obsolete): Add all ARM targets using the FPA.
6996 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6997 * doc/install.texi: Avoid references to obsolete ARM ports.
6999 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7001 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7003 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7004 Joern Rennecke <joern.rennecke@embecosm.com>
7006 * doc/extend.texi: Expand and update information on interrupt
7007 attribute for Epiphany.
7009 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7011 * config/sh/sh-protos.h: Update copyright notice dates.
7012 * config/sh/sh.h: Likewise.
7013 * config/sh/sh.md: Likewise.
7014 * config/sh/constraints.md: Likewise.
7015 * config/sh/predicates.md: Likewise.
7017 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7019 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7020 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7022 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7024 * config/sh/constraints.md: Fix comment typo.
7026 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7029 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7030 unsigned HOST_WIDE_INT.
7031 (zvdep_imm64): Likewise.
7032 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7033 (vdepi_and): Likewise.
7034 Likewise for unamed 64-bit patterns.
7035 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7037 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7040 PR rtl-optimization/52417
7041 * cselib.c (cselib_any_perm_equivs): New variable.
7042 (cselib_reset_table): Check that it's not set when not
7043 preserving constants.
7044 (cselib_add_permanent_equiv): Set it.
7045 (cselib_have_permanent_equivalences): New.
7046 (cselib_init, cselib_finish): Reset it.
7047 * cselib.h (cselib_have_permanent_equivalences): Declare.
7048 * alias.c (get_addr): Restore earlier behavior when there
7049 aren't permanent equivalences.
7051 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7053 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7054 * config/v850/v850-modes.def: Fix copyright notice.
7056 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7058 * doc/extend.texi (AVR Built-in Functions): Document
7059 __builtin_avr_flash_segment.
7061 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7062 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7063 (*split.flash_segment): New insn-and-split.
7064 * config/avr/avr.c (avr_init_builtins): Add local variables:
7065 const_memx_void_node, const_memx_ptr_type_node,
7066 char_ftype_const_memx_ptr.
7068 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7070 PR tree-optimization/52445
7071 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7072 add ssa_name_ver, offset and size fields and change store field
7074 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7075 (add_or_mark_expr): Likewise. Only consider previous stores
7076 with the same size and offset.
7077 (nt_init_block): Only look at gimple_assign_single_p stmts,
7078 doesn't look at rhs2.
7080 2012-03-01 Richard Guenther <rguenther@suse.de>
7083 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7084 conversions from integral types to pointer types.
7086 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7088 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7089 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7090 unintentionally removed in r184616.
7092 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7094 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7097 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7098 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7102 alternatives, add "e" constraint to the new last alternative
7103 and ! to last 3 alternatives.
7105 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7107 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7108 DW_AT_artificial attributes at the end of the processing.
7109 (gen_array_type_die): Likewise.
7110 (gen_enumeration_type_die): Likewise.
7111 (gen_struct_or_union_type_die): Likewise.
7112 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7115 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7118 * expr.c (expand_assignment): If doing misaligned store that doesn't
7119 cover all mode bits, perform a RMW cycle.
7121 PR tree-optimization/52429
7122 * tree-parloops.c (separate_decls_in_region_debug): Return early
7123 if var is LABEL_DECL.
7125 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7127 PR tree-optimization/52424
7128 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7129 calling dom_thread_across_edge.
7131 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7133 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7135 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7137 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7138 * config/avr/avr.c (avr_output_bld): Remove unused function.
7139 (avr_out_sbxx_branch): Use "%T" to print bit position.
7141 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7143 * config/avr/avr.md: Untabify.
7145 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7147 * config/avr/avr.md (eqne): New code iterator.
7148 (*dec-and-branchsi): Use it in text peephole's condition.
7149 (*dec-and-branchhi): Ditto.
7150 (*dec-and-branchqi): Ditto.
7152 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7155 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7156 the device does not have the skip-bug.
7158 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7160 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7161 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7162 -mpretend-cmove): New.
7164 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7167 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7168 doesn't count DEBUG_INSN refs.
7169 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7170 for DEBUG_INSN refs.
7172 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7176 2012-02-20 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/52298
7178 * tree-vect-stmts.c (vectorizable_load): Properly use
7179 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7181 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7184 * gimple.h (gimple_in_transaction): New.
7185 (gimple_set_in_transaction): New.
7186 (struct gimple_statement_base): Add in_transaction field.
7187 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7189 (tree_ssa_lim_initialize): Compute transaction bits.
7190 * tree.h (compute_transaction_bits): Protoize.
7191 * trans-mem.c (tm_region_init): Use the heap to store BB
7193 (compute_transaction_bits): New.
7195 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7197 * gcc.c (display_help): Document --help=common and sort entries
7200 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7202 * doc/install.texi: Document check-$LANG specific shortcuts
7204 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7207 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7209 * config/arm/arm_neon.h: Regenerate.
7210 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7211 (neon_vcgeu): New insn.
7212 (neon_vcgtu): Likewise.
7213 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7214 (ops): Unsigned comparison intrinsics call a different builtin.
7216 2012-02-28 Richard Guenther <rguenther@suse.de>
7219 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7220 ordering for the VEC_CONCAT for two element vectors for
7221 V2SFmode, V2SImode and V2DImode.
7223 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7226 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7227 detecting big-endian triplets.
7229 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7231 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7232 mode if there is no type information available.
7234 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7236 PR tree-optimization/53207
7237 * doc/invoke.texi: Document as experimental and relying on graphite.
7239 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7241 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7242 of initializer to changes from r184614.
7244 2012-02-28 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/52395
7247 * tree-sra.c (build_ref_for_offset): Also look at the base
7248 TYPE_ALIGN when figuring out the alignment of the replacement.
7250 2012-02-28 Richard Guenther <rguenther@suse.de>
7252 PR tree-optimization/52402
7253 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7254 mis-aligned types when creating the accesses at the call site.
7256 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7258 * config/avr/builtins.def: New file.
7259 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7260 * config/avr/avr.c (enum avr_builtin_id): Use it.
7261 (avr_init_builtins): Use it. And use avr_bdesc.
7262 (bdesc_1arg): Remove.
7263 (bdesc_2arg): Remove.
7264 (bdesc_3arg): Remove.
7265 (struct avr_builtin_description): Add field n_args.
7266 (avr_bdesc): New static variable using builtins.def.
7267 (avr_expand_builtin): Use it.
7268 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7269 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7270 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7272 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7275 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7276 match only one single hard register with respective hard reg rtx.
7277 (movmemx_<mode>): Ditto.
7278 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7279 insn anatomy of movmem[x]_<mode>.
7280 (avr_out_movmem): Same for printing assembler and operand usage.
7282 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7286 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7287 address spaces located outside of device flash.
7289 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7290 (mcu_type_s): Add field n_flash.
7291 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7292 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7293 (AVR_MCU): Add N_FLASH argument.
7294 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7295 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7296 macro __FLASH<n> if that address space makes sense for the device.
7297 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7298 outside of target flash.
7299 (avr_asm_named_section): Ditto.
7300 (avr_asm_select_section): Ditto.
7301 (avr_addr_space_convert): Ditto.
7302 (avr_emit_movmemhi): Ditto.
7303 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7304 address space is outside of device flash.
7305 (avr_insert_attributes): Ditto.
7306 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7307 avr_current_arch->n_segments.
7309 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7313 (*movabs<mode>_2): Likewise.
7315 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7318 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7319 s_register_operand in the test instead of REG_P. Don't call
7320 gen_reg_rtx if it won't be used.
7322 PR tree-optimization/52376
7323 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7325 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7327 * ifcvt.c (noce_get_condition): Check condition variable is not
7328 small_register_classes_for_mode_p before accepting.
7330 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7332 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7334 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7337 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7338 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7340 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7342 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7344 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7346 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7348 * config/sh/predicates.md: Remove blank lines.
7349 * config/sh/sh.c: Fix typos in comments.
7350 * config/sh/constraints.md: Likewise.
7351 * config/sh/sh.md: Remove blank lines.
7352 Fix typos in comments. Use ;; as comment characters.
7354 2012-02-26 Walter Lee <walt@tilera.com>
7356 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7357 (replace_mov_pcrel_step2): Ditto.
7359 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7362 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7363 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7364 and locs that reference values newer than the non-canonical value
7365 at hand. Return the canonical value as a worst case.
7366 (memrefs_conflict_p): Walk canonical value's locs.
7369 * cselib.c (preserve_only_constants): Rename to...
7370 (preserve_constants_and_equivs): ... this. Split out...
7371 (invariant_or_equiv_p): ... this. Preserve plus expressions
7372 of other preserved expressions too.
7373 (cselib_reset_table): Adjust.
7374 * var-tracking.c (reverse_op): Use canonical value to build
7377 2012-02-23 Kai Tietz <ktietz@redhat.com>
7379 * config/i386/i386.c (ix86_delegitimize_address): Handle
7380 UNSPEC_PCREL plus displacement.
7382 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7385 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7386 to test for unusedness in st X addressing.
7388 2012-02-24 Richard Guenther <rguenther@suse.de>
7391 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7392 (is_gimple_reg_type): Move inline ...
7393 * gimple.h (is_gimple_reg_type): ... here.
7395 2012-02-24 Richard Guenther <rguenther@suse.de>
7398 * passes.c (execute_function_todo): When verifying SSA form
7399 verify gimple form first.
7400 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7402 2012-02-24 Richard Guenther <rguenther@suse.de>
7405 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7406 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7408 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7410 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7412 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7414 * tree-phinodes.c (make_phi_node): Mark static.
7415 * tree-flow.h (make_phi_node): Remove extern decl.
7416 * doc/gimple.texi (make_phi_node): Remove documentation.
7418 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7420 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7421 * tree-ssa-sccvn.c (print_scc): Ditto.
7423 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7425 * doc/passes.texi (Full redundancy elimination): Fix typo.
7427 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7429 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7431 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7434 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7436 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7439 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7441 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7443 * config/avr/avr.md (code_stdname): Add ior, xor.
7444 (xior): New code iterator.
7445 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7446 (*<code_stdname><mode>qi.byte1-3): Ditto.
7448 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7450 PR tree-optimization/52019
7451 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7454 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7456 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7457 HAVE_INITFINI_ARRAY to work around namespace pollution in
7458 certain versions of newlib system headers.
7459 * config.in: Regenerate.
7460 * configure: Regenerate.
7461 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7462 instead of HAVE_INITFINI_ARRAY.
7464 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7467 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7468 is not offsettable memory reference.
7470 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7473 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7474 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7476 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7478 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7479 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7481 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7483 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7484 library on Solaris 8 even without TLS support.
7485 * configure: Regenerate.
7487 2012-02-22 Richard Guenther <rguenther@suse.de>
7490 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7491 for GIMPLE_DEBUG stmts.
7493 2012-02-22 Martin Jambor <mjambor@suse.cz>
7496 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7497 according to the base object.
7499 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7501 PR rtl-optimization/50063
7502 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7503 and 2 (8-bit SP) in operand 2.
7504 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7505 setup to use movhi_sp_r instead of vanilla move to write SP.
7506 Adjust REG_CFA notes to superseed unspec.
7507 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7509 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7510 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7511 irq_state 1 (IRQ known to be on) here.
7513 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7515 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7517 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7518 assign_hard_reg): Likewise.
7520 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7522 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7524 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7527 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7528 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7530 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7532 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7533 prototype from here to...
7534 * config/avr/avr.h: ...here.
7536 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7539 * thumb2.md (thumb2_shiftsi3_short): Split register and
7540 immediate shifts. For register shifts tie operands 0 and 1.
7541 (peephole2 for above): Check that register-controlled shifts
7542 have suitably tied operands.
7544 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7547 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7548 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7549 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7550 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7551 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7552 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7553 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7554 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7555 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7556 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7557 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7558 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7559 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7560 bdver1_ssevector_avx256_unaligned_load,
7561 bdver1_ssevector_sse128_unaligned_load,
7562 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7563 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7564 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7565 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7566 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7567 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7568 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7569 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7570 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7571 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7572 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7573 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7574 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7575 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7576 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7577 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7578 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7579 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7580 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7581 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7582 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7583 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7584 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7585 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7586 bdver1_ssediv_double_load, bdver1_ssediv_double,
7587 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7588 Add "bdver2" attribute.
7590 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7592 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7593 default if possible and not specified otherwise.
7595 2012-02-21 Richard Guenther <rguenther@suse.de>
7598 * gimplify.c (create_tmp_from_val): Use the main variant type
7599 for the type of the temporary we create.
7601 2012-02-21 Richard Guenther <rguenther@suse.de>
7603 PR tree-optimization/52324
7604 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7605 do not gimplify a MEM_REF address operand if it is already
7608 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7610 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7611 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7613 2012-02-21 Richard Guenther <rguenther@suse.de>
7615 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7616 nested_in_vect_loop.
7618 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7620 PR tree-optimization/52318
7621 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7622 vdef also to non-pure/const call stmts in the sequence.
7624 2012-02-21 Tristan Gingold <gingold@adacore.com>
7626 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7628 2012-02-20 David S. Miller <davem@davemloft.net>
7630 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7631 don't use the "rd %pc" instruction on v9 for PIC register loads.
7633 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7636 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7637 in a transaction safe function.
7639 2012-02-20 Kai Tietz <ktietz@redhat.com>
7642 * stor-layout.c (place_field): Handle desired_align for
7645 2012-02-20 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/52298
7648 * tree-vect-stmts.c (vectorizable_store): Properly use
7649 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7651 (vectorizable_load): Likewise.
7652 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7653 Access DR_STEP after ensuring it is not NULL.
7655 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7657 PR tree-optimization/52286
7658 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7659 optimization use double_int_to_tree instead of build_int_cst_wide,
7660 rewrite to use double_int vars.
7662 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7665 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7667 Remove -e 0 from $gcc_cv_ld invocation.
7668 Only use __GLIBC_PREREQ if defined.
7669 Enable on Solaris since Solaris 8 patch.
7670 (gcc_SUN_LD_VERSION): New macro.
7671 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7672 gcc_SUN_LD_VERSION for version number format.
7673 * configure: Regenerate.
7674 * varasm.c (get_elf_initfini_array_priority_section): Set
7675 SECTION_NOTYPE for non-default priority.
7676 Use get_section instead of get_unnamed_section to emit
7677 .init_array/.fini_array with default priority.
7679 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7681 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7682 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7683 (mips_start_unique_function, mips_output_mips16_rdhwr)
7684 (mips_code_end): New functions.
7685 (TARGET_ASM_CODE_END): Define.
7687 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7689 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7690 to stubs with non-sibling calls.
7692 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7694 * doc/invoke.texi (-fira-* options): Copy-edit.
7695 (ira-* parameters): Copy-edit.
7697 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7699 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7700 GCC coding conventions.
7702 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7704 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7705 when used as adjectives.
7707 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7709 * doc/invoke.texi: Clean up "that"/"which" confusion.
7711 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7713 * system.h: Poison SMALL_REGISTER_CLASSES
7714 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7715 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7717 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7719 PR tree-optimization/52285
7720 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7721 when deciding if a call is a tail call or tail recursion.
7723 2012-02-16 Kai Tietz <ktietz@redhat.com>
7725 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7726 interger-constant displacement for UNSPEC_PCREL.
7728 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7730 PR rtl-optimization/52208
7731 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7732 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7734 PR tree-optimization/52255
7735 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7736 loop->header has virtual PHI, but exit_e->dest doesn't, add
7737 virtual PHI to exit_e->dest and adjust all uses after the loop.
7740 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7741 children with clone_tree_hash, not after it.
7743 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7745 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7746 extended identifiers.
7748 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7751 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7752 a same_body_alias, also test whether e->callee isn't a former
7753 or current clone of the decl this is a same body alias of.
7755 PR translation/52264
7756 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7758 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7760 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7762 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7765 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7766 force_reg instead of copy_to_reg for better optimization. Force
7767 non-register or memory operands into a register.
7769 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7771 * extend.texi: Reserve upper bits of memory model for future use.
7773 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7774 Anatoly Sokolov <aesok@post.ru>
7775 Eric Weddington <eric.weddington@atmel.com>
7778 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7779 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7780 Rewrite initializers for .macro.
7781 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7782 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7783 atxmega32d4, atxmega32x1.
7784 avrxmega4: atxmega64a3, atxmega64d3.
7785 avrxmega5: atxmega64a1, atxmega64a1u.
7786 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7787 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7788 avrxmega7: atxmega128a1, atxmega128a1u.
7789 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7790 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7791 (struct base_arch_s): Rename reserved to xmega_p.
7792 Rename reserved2 to have_rampd.
7793 (AVR_XMEGA): New define.
7794 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7795 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7796 * config/avr/predicates.md (io_address_operand): Take into
7798 (low_io_address_operand): Ditto.
7799 (high_io_address_operand): Ditto.
7800 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7801 (enabled, movhi_sp_r): Use them.
7802 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7803 cpp_define_formatted to built-in define __AVR_ARCH__.
7804 (__AVR_XMEGA__): New built-in define.
7805 (__AVR_HAVE_RAMPD__): New built-in define.
7806 (__AVR_HAVE_RAMPX__): New built-in define.
7807 (__AVR_HAVE_RAMPY__): New built-in define.
7808 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7810 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7811 (avr_option_override): Initialize them.
7812 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7813 (avr_init_expanders): Initialize them. No more block several calls.
7814 (emit_push_sfr): New static function.
7815 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7817 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7818 (avr_print_operand): Print addreeses as symbols for
7819 RAMPX, RAMPY, RAMPD, CCP.
7820 (output_movhi): Handle AVR_XMEGA when writing to SP.
7821 (avr_out_movhi_mr_r_xmega): New static function.
7822 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7823 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7824 __RAMPD__, __CCP__ as needed.
7826 * config/avr/multilib.h: Regenerate.
7827 * config/avr/t-multilib: Regenerate.
7828 * config/avr/avr-tables.opt: Regenerate.
7830 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7832 PR tree-optimization/50561
7833 * graphite-flattening.c (lst_project_loop): Do not
7834 remove old scattering dimensions after flattening.
7835 (lst_do_flatten): Likewise.
7837 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7839 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7840 __builtin_avr_map8, __builtin_avr_map16.
7841 Document __builtin_avr_insert_bits.
7843 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7844 (insert_bits): New insn.
7845 (adjust_len.map_bits): Rename to insert_bits.
7846 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7847 * avr-protos.h (avr_out_map_bits): Remove.
7848 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7849 * config/avr/constraints.md (Cxf,C0f): New.
7850 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7851 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7852 New built-in define __BUILTIN_AVR_INSERT_BITS.
7853 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7854 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7855 (avr_move_bits): Rewrite.
7856 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7858 (avr_map_op_t): New typedef.
7859 (avr_map_op): New static variable.
7860 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7861 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7862 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7863 (bdesc_3arg, avr_expand_triop_builtin): New.
7864 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7865 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7866 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7867 (avr_map_equal_p, avr_map_sig_p): Remove.
7868 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7869 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7870 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7871 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7872 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7873 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7875 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7877 * config/c6x/c6x.md (reserve_cycles): New attribute.
7878 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7879 don't reserve functional units after the branch occurs.
7881 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7884 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7885 functions into non-tm_pure functions.
7887 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7890 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7891 (iterative_hash_canonical_type): Likewise.
7892 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7895 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7897 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7898 sched-group insn, it either remains alone or the entire list is pruned.
7900 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7902 * doc/install.texi (Prerequisites): Fix grammar.
7903 (Configuration): Likewise.
7905 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7907 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7908 MPC as part of GCC before describing configuring with --with-gmp etc.
7909 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7910 sources are present.
7912 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7915 * dwarf2out.c (clone_tree_hash): New function.
7916 (copy_decls_walk): Use it instead of clone_tree.
7918 2012-02-14 Richard Guenther <rguenther@suse.de>
7920 PR tree-optimization/52244
7921 PR tree-optimization/51528
7922 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7923 replacements for integral types.
7925 2012-02-14 Walter Lee <walt@tilera.com>
7927 * config.gcc: Handle tilegx and tilepro.
7928 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7930 Add HAVE_AS_TLS check for tilegx and tilepro.
7931 * configure: Regenerate.
7932 * doc/contrib.texi: Add Mat Hostetter and self.
7933 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7934 Document instruction intrinsics and network accessing intrinsics.
7935 (TILEPro Built-in Functions): New node. Document instruction
7936 intrinsics and network accessing intrinsics.
7937 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7938 (Specific, tilepro-*-linux*): Likewise.
7939 * doc/invoke.texi (TILE-Gx Options): New section.
7940 (TILEPro Options): New section.
7941 * doc/md.texi (TILE-Gx): New section.
7942 (TILEPro): New section.
7943 * common/config/tilegx/tilegx-common.c: New file.
7944 * common/config/tilepro/tilepro-common.c: New file.
7945 * config/tilegx/constraints.md: New file.
7946 * config/tilegx/linux.h: New file.
7947 * config/tilegx/mul-tables.c: New file.
7948 * config/tilegx/predicates.md: New file.
7949 * config/tilegx/sync.md: New file.
7950 * config/tilegx/t-tilegx: New file.
7951 * config/tilegx/tilegx-builtins.h: New file.
7952 * config/tilegx/tilegx-c.c: New file.
7953 * config/tilegx/tilegx-generic.md: New file.
7954 * config/tilegx/tilegx-modes.def: New file.
7955 * config/tilegx/tilegx-multiply.h: New file.
7956 * config/tilegx/tilegx-protos.h: New file.
7957 * config/tilegx/tilegx.c: New file.
7958 * config/tilegx/tilegx.h: New file.
7959 * config/tilegx/tilegx.md: New file.
7960 * config/tilegx/tilegx.opt: New file.
7961 * config/tilepro/constraints.md: New file.
7962 * config/tilepro/gen-mul-tables.cc: New file.
7963 * config/tilepro/linux.h: New file.
7964 * config/tilepro/mul-tables.c: New file.
7965 * config/tilepro/predicates.md: New file.
7966 * config/tilepro/t-tilepro: New file.
7967 * config/tilepro/tilepro-builtins.h: New file.
7968 * config/tilepro/tilepro-c.c: New file.
7969 * config/tilepro/tilepro-generic.md: New file.
7970 * config/tilepro/tilepro-modes.def: New file.
7971 * config/tilepro/tilepro-multiply.h: New file.
7972 * config/tilepro/tilepro-protos.h: New file.
7973 * config/tilepro/tilepro.c: New file.
7974 * config/tilepro/tilepro.h: New file.
7975 * config/tilepro/tilepro.md: New file.
7976 * config/tilepro/tilepro.opt: New file.
7978 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7980 PR tree-optimization/52210
7981 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7982 vect_model_simple_cost with two entry vect_def_type array instead
7983 of an address of dt.
7985 2012-02-14 Richard Guenther <rguenther@suse.de>
7988 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7989 Do not stream DECL_QUALIFIER.
7990 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7991 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7992 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7994 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7997 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8000 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8003 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8004 * cselib.c (cselib_subst_to_values_from_insn): New function.
8005 * sched-deps.c (add_insn_mem_dependence,
8006 sched_analyze_1, sched_analyze_2): Use it.
8008 2012-02-13 Jan Hubicka <jh@suse.cz>
8011 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8013 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8015 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8016 (GTM_SELF_SPECS): Define if not already defined.
8017 (driver_self_specs): Add GTM_SELF_SPECS.
8018 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8019 (GTM_SELF_SPECS): Define.
8020 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8021 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8023 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8025 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8028 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8031 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8032 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8034 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8037 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8039 2012-02-13 Richard Guenther <rguenther@suse.de>
8041 PR translation/52211
8042 * passes.c (enable_disable_pass): Fix typo.
8044 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8047 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8048 XOR for reduce_bit_field if type is unsigned.
8050 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8052 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8053 disallow changes from SFmode to mode with different size in FP regs.
8055 2012-02-12 Robert Millan <rmh@gnu.org>
8056 Gerald Pfeifer <gerald@pfeifer.com>
8058 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8061 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8063 PR rtl-optimization/52175
8064 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8065 to frame-related instructions.
8067 2012-02-10 Jason Merrill <jason@redhat.com>
8070 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8071 (demangle_new_symbols): Fill it.
8072 (scan_linker_output): Walk it.
8073 (start_tweaking): Split out from scan_linker_output.
8074 (maybe_tweak): Update sym->chosen.
8075 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8077 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8080 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8082 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8084 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8085 having the same mode as previous compare.
8087 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8089 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8090 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8091 (nonlocal_goto_internal): Likewise.
8092 (nonlocal_goto): Emit a use and an indirect jump directly.
8094 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8097 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8098 __atomic_{is,always}_lock_free.
8100 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8104 negative constant address for TARGET_X32.
8106 2012-02-10 Richard Henderson <rth@redhat.com>
8108 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8109 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8110 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8112 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8113 Ira Rosen <irar@il.ibm.com>
8115 PR tree-optimization/50031
8116 * targhooks.c (default_builtin_vectorization_cost): Handle
8118 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8119 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8120 all types of reduction and pattern statements.
8121 (vect_estimate_min_profitable_iters): Likewise.
8122 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8123 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8124 for explicit realigns.
8125 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8126 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8128 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8129 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8130 vec_perm for VSX and handle vec_promote_demote.
8132 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8135 * builtins.c (fold_builtin_atomic_always_lock_free,
8136 expand_builtin_atomic_always_lock_free,
8137 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8138 Return and/or test boolean_true_node/boolean_false_node instead of
8139 integer_one_node/integer_zero_node.
8141 2012-02-10 Jan Hubicka <jh@suse.cz>
8144 * predict.c (predict_paths_for_bb): Prevent looping.
8145 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8147 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8149 * config/arm/arm.c (output_move_double): In one case properly
8150 count number of instructions that will be emitted.
8152 2012-02-10 Richard Guenther <rguenther@suse.de>
8154 PR translation/52193
8155 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8157 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8160 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8162 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8165 * var-tracking.c (emit_note_insn_var_location): If
8166 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8167 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8168 non-NOTE_DURING_CALL_P insn.
8170 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8173 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8175 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8178 * gcc.c (switch_matches) Support switches with separated form,
8181 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8183 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8185 (RAMPZ_ADDR): Ditto.
8186 * config/avr/avr.c (avr_addr_t): New typedef.
8187 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8188 (avr_init_expanders): Initialize it.
8189 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8191 (expand_epilogue): Ditto.
8192 (avr_print_operand): Ditto.
8193 (avr_file_start): Ditto.
8194 (avr_emit_movmemhi): Ditto.
8196 2012-02-08 Richard Guenther <rguenther@suse.de>
8198 PR tree-optimization/46886
8199 * tree-flow.h (do_while_loop_p): Declare.
8200 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8201 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8203 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8205 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8206 always succeed for integers larger than a native word.
8208 2012-02-08 Richard Guenther <rguenther@suse.de>
8210 PR rtl-optimization/52170
8211 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8212 properly handle integer vector modes.
8214 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8216 PR gcov-profile/52150
8217 * coverage.c: Include target.h.
8218 (build_var): Call targetm.strip_name_encoding on the assembler name.
8219 Change one _ into . or $ if the target allows it.
8220 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8222 PR rtl-optimization/52139
8223 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8224 is a BARRIER after emit_insn_after_noloc, move BB_END
8225 to the last non-BARRIER insn before it.
8227 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8230 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8231 (mips_gimplify_va_arg_expr): Call it instead of
8232 std_gimplify_va_arg_expr.
8234 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8236 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8237 message for -mno-pointers-to-nested-function.
8239 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8242 * expr.c (get_inner_reference): If there is an offset, add a negative
8243 bit position to it (if any).
8245 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8247 PR rtl-optimization/52060
8248 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8249 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8250 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8251 and/or i0src_copy2 when needed.
8253 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8255 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8256 or LTOPLUGINSONAME if have_c.
8258 * config/freebsd-spec.h: Add comment about what macros can be defined
8260 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8261 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8264 2012-02-07 Richard Guenther <rguenther@suse.de>
8266 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8267 newline in -alias dumps.
8269 2012-02-07 Kai Tietz <ktietz@redhat.com>
8270 Dave Korn <dave.korn.cygwin@gmail.com>
8273 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8274 Take care that typinfo gets dllexport-attribute.
8276 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8279 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8280 if modifier < EXPAND_SUM call force_operand on the result.
8282 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8284 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8285 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8287 (epiphany_function_type): Replace types for specific interrupts with
8288 EPIPHANY_FUNCTION_INTERRUPT.
8289 (EPIPHANY_INTERRUPT_P): Update.
8290 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8291 New static function.
8292 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8293 <disinterrupt>: Affects type identity.
8294 (epiphany_handle_interrupt_attribute): Handle variable number of
8296 (epiphany_compute_function_type): Update for new
8297 epiphany_function_type definition.
8298 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8299 handlers with a longcall forwarder.
8300 (epiphany_start_function): Handle multiple interrupt arguments and/or
8301 forwarder_section attribute.
8303 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8306 2012-02-07 Alan Modra <amodra@gmail.com>
8309 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8312 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8314 PR tree-optimization/50969
8315 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8316 use vec_perm rather than vector_stmt.
8317 (vect_model_load_cost): Likewise.
8318 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8319 vec_perm to be the same as other vector statements.
8320 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8321 cost of vec_perm for TARGET_VSX.
8323 2012-02-06 Richard Guenther <rguenther@suse.de>
8325 PR tree-optimization/52115
8326 * tree-sra.c (access_has_replacements_p): New function.
8327 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8329 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8332 * trans-mem.c (expand_call_tm): Add an assertion.
8333 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8336 2012-02-06 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/50955
8339 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8340 raise cost of expressions that replace an address with an
8341 expression based on a different pointer.
8343 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8346 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8347 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8349 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8352 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8353 -Weffc++ and specify guidelines come from second edition.
8355 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8357 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8358 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8359 (call_direct_split, call_value_split, call_value_internal_direct)
8360 (call_value_direct_split, call_value_multiple_split): Use jal and
8361 jal_macro attributes.
8363 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8365 * reload1.c (reload_regs_reach_end_p): Replace with...
8366 (reload_reg_rtx_reaches_end_p): ...this function.
8367 (new_spill_reg_store): Update commentary.
8368 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8369 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8370 before setting new_spill_reg_store.
8371 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8372 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8373 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8374 for non-spill reload registers.
8376 2012-02-05 Ira Rosen <irar@il.ibm.com>
8378 PR tree-optimization/52091
8379 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8380 (vect_is_simple_use_1): Likewise.
8381 * tree-vect-loop.c (vectorizable_reduction): Update calls
8382 to vect_is_simple_use_1 and vect_is_simple_use.
8383 (vectorizable_live_operation): Likewise.
8384 * tree-vect-patterns.c (widened_name_p,
8385 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8386 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8387 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8388 vectorizable_shift,vectorizable_operation, vectorizable_store,
8389 vectorizable_load): Likewise.
8390 (vect_is_simple_cond): Add an argument, pass it to
8391 vect_is_simple_use_1.
8392 (vectorizable_condition): Update calls to vect_is_simple_cond,
8394 (vect_is_simple_use): Add an argument, the statement in which
8395 OPERAND is used. Check that if OPERAND's def stmt is a double
8396 reduction phi node, the use is a phi node too.
8397 (vect_is_simple_use_1): Add an argument, pass it to
8399 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8400 to vect_is_simple_use.
8402 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8404 PR rtl-optimization/52095
8405 * modulo-sched.c (dump_insn_locator): New function.
8406 (loop_canon_p, sms_schedule): Use it.
8408 PR rtl-optimization/52113
8409 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8410 even for decomposable shift/zext insns.
8412 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8413 Zdenek Dvorak <ook@ucw.cz>
8415 PR rtl-optimization/52092
8416 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8417 on get_iv_value result.
8419 2012-02-02 Andrew Pinski <apinski@cavium.com>
8423 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8425 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8428 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8430 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8432 PR rtl-optimization/49800
8433 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8434 (sched_finish): Call regstat_free_n_sets_and_refs.
8436 2012-02-02 Jia Liu <proljc@gmail.com>
8438 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8441 2012-02-02 Jan Hubicka <jh@suse.cz>
8442 Tom de Vries <tom@codesourcery.com>
8445 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8446 * varpool.c (varpool_analyze_pending_decls): Likewise.
8448 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8449 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8451 * config.gcc: Add cr16-* support.
8453 * doc/extend.texi: Document cr16 extensions.
8454 * doc/install.texi: Document cr16 install.
8455 * doc/invoke.texi: Document cr16 options.
8456 * doc/md.texi: Document cr16 constraints.
8458 * common/config/cr16/cr16-common.c: New file.
8459 * config/cr16/cr16.c: New file.
8460 * config/cr16/cr16.h: New file.
8461 * config/cr16/cr16.md: New file.
8462 * config/cr16/cr16.opt: New file.
8463 * config/cr16/cr16-protos.h: New file.
8464 * config/cr16/predicates.md: New file.
8465 * config/cr16/constraints.md: New file.
8466 * config/cr16/t-cr16: New file.
8468 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8471 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8472 that operands[2] is either immediate, or q_regs_operand.
8474 PR tree-optimization/52073
8475 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8476 a pattern stmt for pattern uses, ignore uses outside of the loop.
8478 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8480 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8481 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8482 (OUT_AS1, OUT_AS2): Remove.
8484 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8486 PR rtl-optimization/51374
8487 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8488 to cross other volatile_refs_p insns.
8490 2012-02-01 Richard Guenther <rguenther@suse.de>
8492 * doc/invoke.texi (fno-inline): Clarify documentation.
8493 (finline-small-functions): Likewise.
8494 (finline-functions): Likewise.
8495 * common.opt (finline): Adjust comment and documentation.
8496 (finline-small-functions): Clarify documentation.
8497 (finline-functions): Likewise.
8498 (finline-functions-called-once): Likewise.
8500 2012-02-01 Tristan Gingold <gingold@adacore.com>
8502 * c-typeck.c (composite_type): Keep mode for pointers.
8504 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8506 * function.h (regno_reg_rtx): Adjust comment.
8507 * reginfo.c (init_reg_modes_target): Only use the previous mode
8508 if it fits within one register. Remove MIPS comment.
8510 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8513 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8515 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8517 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8518 to srak instruction.
8520 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8522 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8524 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8529 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8531 2012-01-31 Richard Guenther <rguenther@suse.de>
8533 PR tree-optimization/51528
8534 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8537 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8542 * ree.c (add_removable_extension): Change def_map argument
8543 to unsigned *, store in def_map 1 + offset into *insn_list vector
8544 instead of pointers into the vector.
8545 (find_removable_extensions): Adjust caller.
8547 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8549 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8550 Transform all "* quoted-c-code" to { c-code }.
8551 Remove redundant test for "optimize" in combine patterns.
8552 Move (include "avr-dimode.md") to end of file.
8554 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8557 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8558 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8560 2012-01-30 Richard Guenther <rguenther@suse.de>
8562 PR tree-optimization/52028
8563 * tree-loop-distribution.c (ldist_gen): Properly update
8566 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8569 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8570 set_cur_line_info_table if not emitting debug info.
8572 PR tree-optimization/52046
8573 * tree-vect-patterns.c (check_bool_pattern): Give up if
8574 a comparison could throw.
8577 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8579 2012-01-30 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/52045
8582 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8583 SSA form if cfgcleanup did anything.
8585 2012-01-30 Richard Guenther <rguenther@suse.de>
8587 PR tree-optimization/52045
8588 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8589 before computing final todo.
8591 2012-01-30 Richard Guenther <rguenther@suse.de>
8593 PR tree-optimization/51528
8594 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8597 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8599 * df-problems.c (df_kill_notes): Check that the use refers
8600 to the note under examination.
8602 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8605 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8606 parameter and use short-lived pseudos.
8607 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8608 (sparc_expand_vector_init): Const-ify local variables and adjust
8609 calls to above functions.
8611 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8613 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8615 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8617 * doc/invoke.texi: Make usage of "compile time" and
8618 "run time"/"runtime" consistent throughout the file.
8620 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8622 * config/alpha/alpha.c (alpha_option_override): Default to
8623 full IEEE compliance mode for Go language.
8625 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8627 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8628 (LINK_SSP_SPEC): Define.
8630 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8633 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8636 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8638 * doc/invoke.texi: Correct hyphenation of "floating point",
8639 "double precision", and related terminology throughout the file.
8641 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8644 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8645 arm_general_register_operand predicate for operand 2 instead of
8648 2012-01-27 Ian Lance Taylor <iant@google.com>
8651 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8652 * builtins.c (expand_builtin_init_trampoline): Add onstack
8653 parameter. Change caller.
8654 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8655 * tree.c (build_common_builtin_nodes): Declare
8656 __builtin_init_heap_trampoline.
8658 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8660 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8661 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8662 * config/avr/avr.c: Ditto.
8663 (avr_regnames): Remove because unused.
8664 * config/avr/avr.md (*cpse.ne): New peephole.
8665 (*cpse.eq): New peephole from former cpse peepholes.
8667 2012-01-27 Michael Eager <eager@eagercon.com>
8669 * config/microblaze.c (microblaze_emit_compare): Correct
8670 test after pcmp instruction.
8672 2012-01-27 Richard Guenther <rguenther@suse.de>
8674 PR tree-optimization/52020
8675 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8677 2012-01-27 Richard Guenther <rguenther@suse.de>
8679 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8680 function non-const/pure.
8682 2012-01-27 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/50444
8685 * tree-sra.c (build_ref_for_offset): Properly adjust the
8686 MEM_REF type for unaligned accesses.
8688 2012-01-27 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/50444
8691 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8692 (expand_assignment): Use it. Properly handle misaligned
8693 bases when expanding stores to component references.
8694 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8697 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8700 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8701 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8702 * tree-data-ref.c (find_data_references_in_loop): Make static.
8703 (compute_all_dependences): Change return type to bool. Bail out
8704 for too many datarefs in a loop. Move the hunk resetting the data
8705 dependences vector from ...
8706 (compute_data_dependences_for_loop): ... here. Account for
8707 compute_all_dependences returning false.
8708 (compute_data_dependences_for_bb): Likewise.
8709 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8710 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8712 2012-01-27 Richard Guenther <rguenther@suse.de>
8715 * expr.c (store_field): Use the alias-set of the scratch memory
8718 2012-01-27 Tom de Vries <tom@codesourcery.com>
8720 PR tree-optimization/51990
8721 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8723 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8725 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8728 * var-tracking.c (reverse_op): Don't add any reverse operation
8729 if V already has any constant locations.
8731 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8733 * doc/invoke.texi: Correct usage of "command line" (noun)
8734 vs "command-line" (adjective) throughout.
8736 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8738 * doc/invoke.texi (Language Independent Options): Move
8739 -Wcoverage-mismatch blurb from here....
8740 (Warning Options): ...to here.
8742 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8744 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8745 Set rs6000_always_hint to false for 476.
8747 2012-01-27 Matthias Klose <doko@ubuntu.com>
8749 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8751 * incpath.c (add_standard_paths): Likewise.
8753 2012-01-27 Richard Henderson <rth@redhat.com>
8755 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8756 * config/m68k/sync.md (atomic_test_and_set): Rename from
8757 sync_test_and_setqi and adjust the operands.
8758 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8759 and unconditionally enable.
8761 2012-01-27 Richard Henderson <rth@redhat.com>
8763 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8764 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8765 (ldstub): Rename from ldstubqi.
8766 (ldstub<I24MODE>): Remove.
8768 2012-01-27 Richard Henderson <rth@redhat.com>
8770 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8771 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8772 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8773 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8774 * doc/tm.texi: Rebuild.
8776 2012-01-27 Richard Henderson <rth@redhat.com>
8778 * optabs.c (gen_atomic_test_and_set): Remove default.
8779 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8781 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8783 PR rtl-optimization/51978
8784 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8785 (combine_reaching_defs): Likewise.
8786 (struct re_info): Remove.
8787 (add_removable_extension): Remove x and data arguments,
8788 add insn, insn_list and def_map. Use the arguments directly
8789 instead of using struct re_info.
8790 (find_removable_extensions): Don't call add_removable_extension
8791 through note_stores, instead just call it with single_set
8793 (find_and_remove_re): Pass curr_cand->expr instead of
8794 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8796 2012-01-26 Michael Matz <matz@suse.de>
8798 PR tree-optimization/46590
8799 * cfgexpand.c: Revert last change (r183305).
8800 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8802 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8803 checking for emptiness.
8805 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8808 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8809 non-addressable non-BLKmode base correctly.
8811 2012-01-26 Michael Matz <matz@suse.de>
8813 PR tree-optimization/48794
8814 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8815 regions referenced from RESX/EH_DISPATCH.
8817 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8819 * config/s390/s390.h: Make BRANCH_COST an option.
8820 * config/s390/s390.opt: New option -mbranch-cost.
8822 2012-01-26 Richard Henderson <rth@redhat.com>
8824 Revert 2012-01-24 change:
8825 * trans-mem.c (requires_barrier): Do not instrument thread local
8826 variables and emit save/restore for them.
8828 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8831 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8834 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8836 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8839 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8842 Rename __pgm to __flash.
8843 Rename __pgm1 to __flash1.
8844 Rename __pgm2 to __flash2.
8845 Rename __pgm3 to __flash3.
8846 Rename __pgm4 to __flash4.
8847 Rename __pgm5 to __flash5.
8848 Rename __pgmx to __memx.
8849 * doc/extend.texi (AVR Named Address Spaces)
8850 Rename address space names as indicated above.
8851 * config/avr/avr.c (avr_addrspace): Ditto.
8853 * config/avr/avr-protos.h
8854 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8855 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8856 * config/avr/predicates.md: Ditto.
8857 * config/avr/avr.c Ditto, and
8858 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8859 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8861 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8862 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8863 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8864 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8865 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8866 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8867 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8868 * config/avr/avr.c: Ditto.
8869 * config/avr/avr.md: Ditto.
8871 2012-01-25 Jason Merrill <jason@redhat.com>
8874 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8876 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8878 PR tree-optimization/51987
8879 * tree-data-ref.c (get_references_in_stmt): Handle references in
8880 non-volatile GIMPLE_ASM.
8882 2012-01-25 Richard Guenther <rguenther@suse.de>
8884 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8885 bases are dereferenced.
8887 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8889 PR rtl-optimization/48374
8890 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8892 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8894 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8895 compute_data_dependences_for_loop returns false.
8896 * tree-parloops.c (loop_parallel_p): Likewise.
8898 2012-01-25 Richard Guenther <rguenther@suse.de>
8900 * tree.h (get_pointer_alignment_1): Declare.
8901 * builtins.c (get_pointer_alignment_1): New function.
8902 (get_pointer_alignment): Use it.
8904 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8906 PR rtl-optimization/48308
8907 * combine.c (enum undo_kind): Add UNDO_LINKS.
8908 (struct undo): Add member l to other_contents and where.
8909 (do_SUBST_LINK): New.
8911 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8912 (undo_all): Handle UNDO_LINKS.
8914 2012-01-25 Richard Henderson <rth@redhat.com>
8916 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8919 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8921 * optabs.c (gen_atomic_test_and_set): Use each argument.
8923 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8925 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8926 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8927 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8928 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8929 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8930 TARGET_PAIRED_SINGLE_FLOAT.
8932 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8934 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8935 (in_struct, return_val): Remove MEM documentation.
8936 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8937 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8938 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8940 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8941 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8942 * expr.c (store_field): Likewise.
8943 * function.c (assign_stack_temp_for_type): Likewise.
8944 * ifcvt.c (noce_try_cmove_arith): Likewise.
8945 * reload1.c (reload): Likewise.
8946 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8947 (alpha_set_memflags): Likewise.
8948 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8950 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8952 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8954 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8955 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8956 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8958 * cselib.c (cselib_rtx_varies_p): Delete.
8959 (cselib_invalidate_mem): Update call to canon_true_dependence.
8960 * dse.c (record_store, check_mem_read_rtx): Likewise.
8961 (scan_reads_nospill): Likewise.
8962 * cse.c (check_dependence): Likewise.
8963 (cse_rtx_varies_p): Delete.
8964 * expr.c (safe_from_p): Update call to true_dependence.
8965 * ira.c (validate_equiv_mem_from_store): Likewise.
8966 (memref_referenced_p): Likewise.
8967 * postreload-gcse.c (find_mem_conflicts): Likewise.
8968 * sched-deps.c (sched_analyze_2): Likewise.
8969 * store-motion.c (load_kills_store): Likewise.
8970 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8971 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8972 (compute_transp): Update call to canon_true_dependence.
8974 2012-01-25 Richard Henderson <rth@redhat.com>
8976 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8977 (maybe_emit_atomic_test_and_set): New.
8978 (expand_sync_lock_test_and_set): Use it.
8979 (expand_atomic_test_and_set): Likewise.
8980 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8981 the implementation; clarify implementation defined details.
8982 * doc/md.texi (atomic_test_and_set): Document.
8984 2012-01-25 Richard Henderson <rth@redhat.com>
8986 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8988 2012-01-25 Richard Henderson <rth@redhat.com>
8991 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8992 to effect no-op split.
8994 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8997 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8998 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8999 (BT_FN_VOID_PTR_INT_SIZE): New.
9000 (BT_FN_UINT_UINT_VAR): Remove.
9001 (BT_FN_UINT32_UINT32_VAR): New.
9002 (BT_FN_DOUBLE_VPTR): Remove.
9003 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9005 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9006 (_ITM_changeTransactionMode): Same.
9007 (_ITM_memmoveRtWt): Change return type to void.
9008 (_ITM_memcpyRtWt): Same.
9009 (_ITM_memsetW): Same.
9010 (_ITM_RaRD): Change types to double.
9015 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9017 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9018 Patrick Marlier <patrick.marlier@gmail.com>
9020 * trans-mem.c (requires_barrier): Do not instrument thread local
9021 variables and emit save/restore for them.
9023 2012-01-24 Jason Merrill <jason@redhat.com>
9026 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9027 output static aliases.
9029 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9032 * common.opt (-pie, -shared, pie, shared): Change from Common to
9034 * gcc.c (display_help): Display help for -pie and -shared.
9036 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9039 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9040 Remove note on size/offset limitation.
9041 (AVR Variable Attributes): Add example how to read data located
9042 with progmem. Refer to named address spaces.
9043 * doc/invoke.texi (AVR Options): Fix typo.
9045 2012-01-24 Richard Guenther <rguenther@suse.de>
9047 Forward-port to trunk
9048 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9051 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9052 op0 isn't sufficiently aligned and there is movmisalignM
9053 insn for mode, use it to load op0 into a temporary register.
9055 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9058 * target.def (const_not_ok_for_debug_p): New hook.
9059 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9061 * doc/tm.texi: Regenerated.
9062 * dwarf2out.c (const_ok_for_output_1): If
9063 targetm.const_not_ok_for_debug_p returns true, fail.
9064 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9066 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9068 2012-01-23 Kai Tietz <ktietz@redhat.com>
9071 * config/i386/predicates.md (symbolic_operand): Allow
9072 UNSPEC_PCREL as PIC expression for lea.
9073 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9074 * config/i386/i386.c (ix86_delegitimize_address): Handle
9075 UNSPEC_PCREL for none-MEM, too.
9077 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9079 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9080 (ipa_tm_create_version_alias): Same.
9082 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9085 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9086 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9088 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9089 Patrick Marlier <patrick.marlier@gmail.com>
9090 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9093 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9094 simple_object_start_read.
9096 2012-01-23 Richard Guenther <rguenther@suse.de>
9099 PR tree-optimization/51895
9100 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9101 parameter decomposition into BLKmode components.
9103 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9105 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9106 fake variables for restrict-qualified pointers whose pointed-to type
9107 contains a placeholder.
9109 2012-01-23 Richard Guenther <rguenther@suse.de>
9111 PR tree-optimization/51949
9112 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9114 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9116 PR rtl-optimization/51933
9117 * ree.c (transform_ifelse): Return true right away if dstreg is
9118 already wider or equal to cand->mode.
9119 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9120 (make_defs_and_copies_lists): Remove defs_list and copies_list
9121 arguments, add state argument, just truncate state->work_list
9122 instead of always allocating and freeing the vector. Assert that
9123 get_defs succeeds instead of returning 2. Changed return type to bool.
9124 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9125 have ext_src_mode, see if it has been modified already with the
9126 right kind of extension and has been extended before from the
9127 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9128 just return true. Remember the original mode in state->modified array.
9129 (combine_reaching_defs): Add state argument. Don't allocate and
9130 free here def_list, copied_list and vec vectors, instead just
9131 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9132 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9133 Add state variable, clear vectors in it, initialize state.modified
9134 if needed. Free all the vectors at the end and state.modified too.
9135 Don't skip a candidate if the extension expression has been modified.
9137 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9140 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9141 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9142 (extra_options) interix.opt -> i386/interix.opt"
9143 (extra_objs):Add winnt-stubs.o
9144 * configure.ac: Add interix to target_os .comm on PE check.
9145 * configure: Regenerate.
9146 * config/interix3.h: Delete and move bits to..
9147 * config/interix.h: Delete and move bits to..
9148 * config/i386/i386-interix3.h: Delete and move bits to..
9149 * config/i386/i386-interix.h: ..here.
9150 (TARGET_CPU_DEFAULT): Remove redefinition.
9151 (TARGET_ASM_CONSTRUCTOR): Undefine.
9152 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9153 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9154 (PTRDIFF_TYPE): Define.
9155 (LONG_DOUBLE_TYPE_SIZE): Define.
9156 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9157 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9158 (TARGET_SECTION_TYPE_FLAGS): Define.
9159 (ASM_DECLARE_FUNCTION_NAME): Define.
9160 (ASM_OUTPUT_EXTERNAL): Define.
9161 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9162 (ASM_OUTPUT_ALIGNED_BSS): Define.
9163 (PCC_BITFIELD_TYPE_MATTERS): Define.
9164 (USE_CONST_SECTION): Define.
9165 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9166 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9167 (SUPPORTS_ONE_ONLY): Remove.
9168 (I386_PE_STRIP_ENCODING): Define.
9169 * config/interix.opt: Delete and move bits to..
9170 * config/i386/interix.opt: ..here. New.
9171 (mpe-aligned-commons): Add.
9172 * config/i386/t-interix: Add copyright header.
9173 (winnt-stubs.o): Add rule.
9175 2012-01-22 Jason Merrill <jason@redhat.com>
9178 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9179 for extra name aliases.
9181 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9183 PR rtl-optimization/51924
9184 * ree.c (combine_set_extension): Improve debugging message.
9185 (combine_reaching_defs): Likewise.
9186 (get_defs): Rename confusingly named variable.
9187 (find_and_remove_re): Skip a candidate if the extension expression has
9190 2012-01-21 Robert Millan <rmh@gnu.org>
9191 Gerald Pfeifer <gerald@pfeifer.com>
9193 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9194 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9196 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9198 PR tree-optimization/51914
9199 * tree-vect-stmts.c (vectorizable_conversion): For
9200 cvt_type && modifier == WIDEN, put temporary with cvt_type
9201 at the beginning of vec_dsts and set vec_dest to temporary
9204 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9206 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9208 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9210 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9211 * config/rs6000/rs6000.c: Likewise.
9213 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9216 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9217 output_move_double on a copy of operands array.
9219 2012-01-20 Cary Coutant <ccoutant@google.com>
9220 Dodji Seketeli <dodji@redhat.com>
9223 * dwarf2out.c (copy_declaration_context): Return ref to parent
9224 of declaration DIE, if necessary.
9225 (remove_child_or_replace_with_skeleton): Add new parameter; update
9226 caller. Place skeleton DIE under parent DIE of original declaration.
9227 Move call to copy_declaration_context to here ...
9228 (break_out_comdat_types): ... from here.
9230 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9232 PR rtl-optimization/51856
9233 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9236 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9239 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9240 hints for neon loads and stores.
9242 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9246 * doc/extend.texi (Named Address Spaces): Split into subsections.
9247 (AVR Named Address Spaces): New subsection.
9248 (M32C Named Address Spaces): New subsection.
9249 (RL78 Named Address Spaces): New subsection.
9250 (SPU Named Address Spaces): New subsection.
9251 (Variable Attributes): New anchor "AVR Variable Attributes".
9252 (AVR Variable Attributes): Rewrite and avoid wording
9253 "address space" in this context.
9254 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9255 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9256 (AVR Built-in Macros): New subsubsection therein.
9257 * doc/md.texi (AVR constraints): Remove "C04", "R".
9259 2012-01-20 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/51903
9262 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9263 when removing stmts.
9265 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9268 * config/arm/arm.c (arm_load_pic_register): Use
9269 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9270 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9271 (arm_pic_static_addr): Likewise.
9272 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9273 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9274 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9275 (pic_load_addr_unified): New.
9277 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9280 * function.c (instantiate_virtual_regs_in_insn): Use
9281 delete_insn_and_edges when removing a wrong asm insn.
9283 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9285 PR rtl-optimization/40761
9286 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9287 Add new member loop_num.
9288 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9289 (ira_build): Remove the parameter.
9291 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9292 (ira.c): Do not build CFG loops for one region allocation. Remove
9293 argument from ira_build call.
9295 * ira-build.c (init_loop_tree_node): New function.
9296 (create_loop_tree_nodes): Use it. Separate the case when CFG
9297 loops are not built.
9298 (more_one_region_p): Check current_loops.
9299 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9301 (add_loop_to_tree): Process loop equal to NULL too.
9302 (form_loop_tree): Separate the case when CFG loops are not built.
9303 Use explicitly number for the root.
9304 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9306 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9307 instead of loop->num.
9308 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9309 (mark_all_loops_for_removal): Ditto.
9310 (remove_unnecessary_regions): Separate the case when CFG loops
9312 (ira_build): Remove the parameter. Use explicit number of regions
9313 when CFG loops are not built.
9315 * ira-color.c (print_loop_title): Separate the case for the root node.
9316 Use loop_num instead of loop->num.
9317 (move_spill_restore): Use loop_num instead of loop->num.
9319 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9320 (change_loop): Ditto.
9321 (change_loop): Use loop_num instead of loop->num.
9323 * ira-lives.c (process_bb_node_lives): Ditto.
9325 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9327 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9329 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9332 * tree-mudflap.c (mf_artificial): New function.
9333 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9334 mx_register_decls, mudflap_enqueue_decl): Use it.
9337 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9338 numbers in the insn pattern.
9340 2012-01-19 Michael Matz <matz@suse.de>
9342 PR tree-optimization/46590
9343 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9344 use it in remembering which conflicts we already created.
9345 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9348 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9351 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9352 (merge_and_complain): Same.
9354 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9357 * config/initfini-array.h: Guard content of the header
9358 with #ifdef HAVE_INITFINI_ARRAY.
9359 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9360 Add initfini-array.h to tm_file here.
9361 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9362 * config.gcc: Don't add initfini-array.h to tm_file here.
9363 * configure: Regenerated.
9365 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9367 PR rtl-optimization/51505
9368 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9369 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9370 (df_note_bb_compute): Update the call to df_kill_notes.
9372 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9374 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9376 2012-01-18 Richard Guenther <rguenther@suse.de>
9378 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9379 of conversions to void *.
9381 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9382 Richard Sandiford <rdsandiford@googlemail.com>
9386 * optabs.h (simplify_expand_binop): Declare.
9387 * optabs.c (simplify_expand_binop): Make global.
9388 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9389 endian targets if the source cannot be exactly covered by word
9392 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9395 * hard-reg-set.h (struct hard_reg_set_container): New type.
9396 * target.h (struct hard_reg_set_container): Forward declare.
9397 * target.def (set_up_by_prologue): New target hook.
9398 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9399 * doc/tm.texi: Regenerated.
9400 * function.c (thread_prologue_and_epilogue_insns): Change
9401 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9402 Call targetm.set_up_by_prologue on it.
9403 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9404 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9406 2012-01-17 Nick Clifton <nickc@redhat.com>
9408 * config/rx/rx.c (rx_can_use_simple_return): New function.
9409 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9410 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9412 2012-01-17 Richard Guenther <rguenther@suse.de>
9415 * expr.c (expand_assignment): Take address-space information
9416 from the address operand of MEM_REF and TARGET_MEM_REF.
9417 (expand_expr_real_1): Likewise.
9419 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9421 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9422 reload dump is requested.
9424 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9427 * trans-mem.c (requires_barrier): Call may_be_aliased.
9429 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9431 PR tree-optimization/51877
9432 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9433 call arguments and fndecls compare equal, instead return false if they
9434 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9435 both SSA_NAMEs that are valueized the same, or they satisfy
9438 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9440 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9442 * configure: Regenerate.
9444 2012-01-16 Jan Hubicka <jh@suse.cz>
9448 * convert.c (convert_to_integer): Use fold_convert for
9449 converting an INTEGER_CST to integer type.
9451 2012-01-16 Jason Merrill <jason@redhat.com>
9454 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9456 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9459 * config/s390/s390.c (s390_chunkify_start): Don't skip
9460 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9461 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9462 If insn is followed by NOTE_INSN_VAR_LOCATION or
9463 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9464 Don't use location of note insns.
9466 PR tree-optimization/51865
9467 * tree-inline.c (tree_function_versioning): Call remap_decl
9468 on DECL_RESULT whenever it has VOID_TYPE_P type.
9470 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9472 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9473 for calls to locally-binding MIPS16 functions if only the return
9474 type uses float regs.
9476 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9477 Richard Sandiford <rdsandiford@googlemail.com>
9479 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9480 (SYMBOL_32_HIGH): Likewise.
9481 (mips_output_tls_reloc_directive): Declare.
9482 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9483 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9484 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9485 (mips_lo_relocs, mips_hi_relocs): Make extern.
9486 (mips16_stub_function): Move up file.
9487 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9488 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9489 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9490 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9491 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9492 (mips_get_tp): Add MIPS16 support.
9493 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9494 Generalize DTPREL and TPREL handling.
9495 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9496 Add MIPS16 TLS support.
9497 (mips_output_tls_reloc_directive): New function.
9498 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9499 * config/mips/predicates.md (symbolic_operand_with_high)
9500 (tls_reloc_operand): New predicates.
9501 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9502 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9503 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9504 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9505 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9506 (*tls_get_tp_mips16_call_<mode>): Likewise.
9508 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9510 PR rtl-optimization/51821
9511 * recog.c (peep2_find_free_register): Determine clobbered registers
9514 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9517 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9518 * config/avr/avr.c: Likewise.
9519 * config/avr/avr.h: Likewise.
9521 2012-01-13 Ian Lance Taylor <iant@google.com>
9524 * tree.h (TYPE_QUALS): Add cast to int.
9525 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9527 2012-01-13 Ian Lance Taylor <iant@google.com>
9529 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9530 comparing param_index to VEC_length result.
9532 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9534 * c-decl.c: Do not include tree-mudflap.h
9535 * tree-optimize.c: Likewise.
9536 * Makefile.in: Update dependencies.
9538 2012-01-13 Richard Guenther <rguenther@suse.de>
9541 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9542 variable-sized result always use RSO.
9544 2012-01-12 DJ Delorie <dj@redhat.com>
9546 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9547 pointer type, not just the default pointer type.
9549 2012-01-09 Richard Henderson <rth@redhat.com>
9550 Denis Chertykov <chertykov@gmail.com>
9553 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9554 * config/avr/avr.c (avr_can_eliminate): Simplify.
9555 (avr_initial_elimination_offset): Likewise.
9556 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9557 (expand_epilogue): Likewise.
9558 (avr_legitimize_address): Gut.
9559 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9560 (avr_hard_regno_nregs): New.
9561 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9562 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9563 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9564 add soft frame pointer.
9565 (CALL_USED_REGISTERS): Likewise.
9566 (REG_CLASS_CONTENTS): Likewise.
9567 (REGISTER_NAMES): Likewise.
9568 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9569 (HARD_FRAME_POINTER_REGNUM): New.
9570 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9571 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9572 remove the HARD_FRAME_POINTER self-elimination.
9574 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9577 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9578 DECL_EXTERNAL when checking for initializers of progmem variables.
9580 2012-01-12 Ira Rosen <irar@il.ibm.com>
9582 PR tree-optimization/51799
9583 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9584 that the last operation is a type demotion.
9586 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9588 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9589 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9591 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9594 * combine.c (distribute_notes): If i3 is a noreturn call,
9595 allow old_size to be equal to args_size and make sure the
9596 noreturn call gets REG_ARGS_SIZE note.
9597 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9598 on noreturn calls even when the delta is 0.
9600 2012-01-11 Nathan Sidwell <nathan@acm.org>
9602 * gcov.c (STRING_SIZE): Remove.
9603 (generate_results): Erase annotations for source files with no
9604 coverage information.
9606 (output_lines): Use it.
9608 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9610 * gimple.h (gimplify_body): Remove first argument.
9611 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9612 pointer set here, instead just pass DATA to walk_tree.
9613 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9614 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9615 (unvisit_body): Likewise, but with unmark_visited.
9616 (gimplify_body): Remove BODY_P argument and adjust.
9617 (gimplify_function_tree): Adjust call to gimplify_body.
9618 * omp-low.c (finalize_task_copyfn): Likewise.
9620 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9622 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9623 (build_function_type_skip_args): Delete.
9624 * tree.c (build_function_type_skip_args): Make static and add
9625 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9626 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9627 pass it to build_function_type_skip_args.
9628 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9629 (tree_function_versioning): Likewise.
9630 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9631 build_function_decl_skip_args.
9632 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9633 and pass it to build_function_decl_skip_args/tree_function_versioning.
9634 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9635 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9636 * trans-mem.c (ipa_tm_create_version): Likewise.
9637 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9638 * tree-inline.c (declare_return_variable): Remove always-true test.
9639 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9640 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9641 * ipa-split.c (split_function): Skip the return value for the split
9642 part if it doesn't return.
9644 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9646 PR tree-optimization/49642
9647 * ipa-split.c (forbidden_dominators): New variable.
9648 (check_forbidden_calls): New function.
9649 (dominated_by_forbidden): Likewise.
9650 (consider_split): Check for forbidden dominators.
9651 (execute_split_functions): Initialize and free forbidden
9652 dominators info; call check_forbidden_calls.
9654 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9656 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9658 2012-01-11 Nick Clifton <nickc@redhat.com>
9660 * config/rx/rx.md (return): Define pattern.
9662 2012-01-11 Richard Guenther <rguenther@suse.de>
9664 * doc/extend.texi (malloc attribute): Adjust according to
9667 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9668 Patrick Marlier <patrick.marlier@gmail.com>
9671 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9672 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9673 (ipa_tm_note_irrevocable): Same.
9674 (ipa_tm_scan_irr_block): Same.
9675 (ipa_tm_decrement_clone_counts): Same.
9676 (ipa_tm_scan_irr_function): Same.
9677 (ipa_tm_create_version_alias): Same.
9678 (ipa_tm_create_version): Same.
9679 (ipa_tm_transform_calls_redirect): Same.
9680 (ipa_tm_transform_calls): Same.
9681 (ipa_tm_transform_transaction): Same.
9682 (ipa_tm_execute): Same.
9684 2012-01-10 Richard Guenther <rguenther@suse.de>
9687 * opts.c (common_handle_option): Handle -Werror.
9689 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9691 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9694 2012-01-10 Jason Merrill <jason@redhat.com>
9696 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9699 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9701 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9702 supports R_386_TLS_GD_PLT reloc.
9703 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9704 supports R_386_TLS_LDM_PLT reloc.
9705 * configure: Regenerate.
9706 * config.in: Regenerate.
9708 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9711 Extend __pgmx semantics to linearize memory.
9712 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9713 determine if code comes inline or from libgcc.
9714 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9715 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9716 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9717 (movmemx_qi, movmemx_hi): New insns.
9718 (xload_<mode>_libgcc): Rewrite to new insn condition.
9719 (xload_<mode>): Remove insns.
9720 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9721 cases that don't satisfy avr_xload_libgcc_p().
9722 (avr_addr_space_convert): Allow converting in any direction.
9723 (avr_addr_space_subset_p): Return always true.
9724 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9725 (avr_emit_movmemhi): Ditto.
9726 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9727 (avr_out_movmem): Ditto.
9728 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9729 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9730 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9731 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9732 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9734 2012-01-10 Richard Guenther <rguenther@suse.de>
9736 PR tree-optimization/50913
9737 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9738 Require data-refs to be representable by Graphite with respect
9741 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9743 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9744 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9746 2012-01-10 Tom de Vries <tom@codesourcery.com>
9748 PR rtl-optimization/51271
9749 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9750 handling annulled branch.
9752 2012-01-10 Richard Henderson <rth@redhat.com>
9754 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9755 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9756 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9757 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9758 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9759 arm_expand_vec_perm_const): New.
9760 * config/arm/arm-protos.h: Update.
9761 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9762 (*neon_vswp<VDQX>): New.
9763 (neon_vcombine<VDX>): Use neon_split_vcombine.
9764 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9765 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9766 (vec_perm<VE>): New.
9768 2012-01-10 Richard Henderson <rth@redhat.com>
9770 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9771 use it if reload_completed.
9772 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9773 arm_output_asm_insn, arm_process_output_memory_barrier,
9774 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9775 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9776 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9777 arm_process_output_sync_insn, arm_output_sync_insn,
9778 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9779 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9780 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9781 (emit_unlikely_jump): New.
9782 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9783 (arm_split_atomic_op): New.
9784 * config/arm/arm-protos.h: Update.
9785 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9786 (struct arm_sync_generator): Remove.
9787 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9788 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9789 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9790 (VUNSPEC_LL, VUNSPEC_SC): New.
9791 (sync_result, sync_memory, sync_required_value, sync_new_value,
9792 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9793 (attr length): Don't use arm_sync_loop_insns.
9794 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9795 (movsfcc, movdfcc): Likewise.
9796 * config/arm/constraints.md (Ua): New.
9797 * config/arm/prediates.md (mem_noofs_operand): New.
9798 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9799 (sync_clobber, sync_t2_reqd): Remove.
9800 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9801 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9802 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9803 (arm_sync_compare_and_swap<SIDI>): Remove.
9804 (arm_sync_compare_and_swap<NARROW>): Remove.
9805 (arm_sync_lock_test_and_set<SIDI>): Remove.
9806 (arm_sync_lock_test_and_set<NARROW>): Remove.
9807 (arm_sync_new_<syncop><SIDI>): Remove.
9808 (arm_sync_new_<syncop><NARROW>): Remove.
9809 (arm_sync_new_nand<SIDI>): Remove.
9810 (arm_sync_new_nand<NARROW>): Remove.
9811 (arm_sync_old_<syncop><SIDI>): Remove.
9812 (arm_sync_old_<syncop><NARROW>): Remove.
9813 (arm_sync_old_nand<SIDI>): Remove.
9814 (arm_sync_old_nand<NARROW>): Remove.
9815 (*memory_barrier): Merge arm_output_memory_barrier.
9816 (atomic_compare_and_swap<QHSD>): New.
9817 (atomic_compare_and_swap<NARROW>_1): New.
9818 (atomic_compare_and_swap<SIDI>_1): New.
9819 (atomic_exchange<QHSD>): New.
9820 (cas_cmp_operand, cas_cmp_str): New.
9821 (atomic_op_operand, atomic_op_str): New.
9822 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9823 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9824 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9825 (arm_load_exclusive<NARROW>): New.
9826 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9827 (arm_store_exclusive<QHSD>): New.
9829 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9831 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9832 reload patterns if -mvsx-scalar-memory.
9834 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9835 generated, even -mno-vsx-scalar-double was used.
9836 (vsx_xscvdpsp_scalar): Likewise.
9837 (vsx_xscvspdp_scalar2): Likewise.
9839 2012-01-09 Tom de Vries <tom@codesourcery.com>
9840 Andrew Pinski <apinski@cavium.com>
9843 * reorg.c (fill_slots_from_thread): Don't speculate
9844 frame-related insns.
9846 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9848 * sched-int.h (bb_note): Move to...
9849 * basic-block.h: ...here.
9850 * haifa-sched.c (bb_note): Move to...
9851 * cfgrtl.c: ...here.
9852 * function.c (next_block_for_reg): New function.
9853 (move_insn_for_shrink_wrap): Likewise.
9854 (prepare_shrink_wrap): Rewrite to use the above.
9856 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9858 * gimple.c (is_gimple_non_addressable): Remove.
9859 * gimple.h: Remove is_gimple_non_addressable.
9860 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9861 is_gimple_non_addressable.
9862 * trans-mem.c (expand_assign_tm): Same.
9864 2012-01-09 Richard Guenther <rguenther@suse.de>
9866 PR tree-optimization/51775
9867 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9868 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9870 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9872 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9874 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9876 2012-01-09 Richard Guenther <rguenther@suse.de>
9878 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9880 2012-01-08 Jan Hubicka <jh@suse.cz>
9882 PR tree-optimize/51680
9883 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9884 on when known_vals needs to be computed; cleanup.
9886 2012-01-08 Jan Hubicka <jh@suse.cz>
9888 PR tree-optimize/51694
9889 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9891 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9893 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9894 for -std=c++98 and -std=c++11 too.
9896 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9898 * cfgloop.c (cancel_loop): Add free() of bbs array.
9900 2012-01-07 Jan Hubicka <jh@suse.cz>
9902 PR tree-optimization/51600
9903 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9904 that benefits small functions.
9906 2012-01-07 Jan Hubicka <jh@suse.cz>
9908 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9910 2012-01-07 Jan Hubicka <jh@suse.cz>
9912 PR tree-optimization/51680
9913 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9914 whose inlining reduce unit size.
9916 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9919 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9920 Add canonical node to containing_mem chain after the non-canonical
9921 one, even if there weren't any locs to propagate.
9922 (remove_useless_values): Keep only canonical values.
9923 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9924 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9925 canonicalize mem_chain elements that are not discarded.
9927 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9930 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9931 before emitting functions.
9933 PR gcov-profile/50127
9934 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9935 clear_aux_for_blocks.
9937 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9940 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9942 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9944 * c-decl.c (ext_block): Moved up.
9945 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9947 2012-01-06 Han Shen <shenhan@google.com>
9949 Translate built-in include paths for sysroot.
9950 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9951 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9953 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9954 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9956 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9957 control whether sysroot should be prepended to gxx include dir.
9959 * configure: Regenerate.
9961 2012-01-06 Torvald Riegel <triegel@redhat.com>
9963 PR rtl-optimization/51771
9964 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9965 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9967 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9969 PR tree-optimization/51315
9970 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9971 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9973 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9976 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9977 for shrp pattern. Correctly handle and fixup shift variable.
9978 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9980 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9983 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9984 note when !ACCUMULATE_OUTGOING_ARGS.
9986 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9988 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9990 (extract_range_from_unary_expr_1): Avoid useless computations.
9992 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9994 PR rtl-optimization/51767
9995 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9996 of jump_block and add an extra edge for degenerated asm gotos.
9999 * stmt.c (check_unique_operand_names): Don't ICE during error
10000 reporting if i is from labels chain.
10002 PR middle-end/44777
10003 * profile.c (branch_prob): Split bbs that have exit edge
10004 and need a fake entry edge too.
10006 2012-01-05 Jan Hubicka <jh@suse.cz>
10008 PR middle-end/49710
10009 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10012 2012-01-05 Richard Guenther <rguenther@suse.de>
10015 * tree-streamer-out.c (write_ts_optimization): New function.
10016 (streamer_write_tree_body): Call it.
10017 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10018 (streamer_read_tree_body): Call it.
10019 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10021 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10023 PR middle-end/51761
10024 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10025 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10026 in_cleanup_point_expr before gimplify_stmt call and restore it
10028 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10029 in_cleanup_point_expr is false.
10031 2012-01-05 Richard Guenther <rguenther@suse.de>
10033 PR middle-end/51764
10034 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10036 * toplev.c (process_options): Reject combining mudflap and LTO.
10037 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10039 2012-01-05 Richard Guenther <rguenther@suse.de>
10041 PR tree-optimization/51760
10042 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10044 (bit_value_unop): Handle UNDEFINED operands.
10045 (bit_value_binop): Likewise.
10047 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10049 * config/avr/avr.c (avr_replace_prefix): Remove.
10050 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10051 (avr_asm_function_rodata_section): Ditto.
10052 (avr_asm_select_section): Ditto.
10054 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10056 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10062 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10063 calls that have any non-fake successor edges.
10066 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10068 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10070 PR tree-optimization/51624
10071 * tree-sra.c (build_ref_for_model): When replicating a chain of
10072 COMPONENT_REFs, stop as soon as the offset would become negative.
10074 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10077 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10078 in .debug_loc on the floor.
10080 2012-01-04 Andrew Pinski <apinski@cavium.com>
10082 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10084 2012-01-04 Andrew Pinski <apinski@cavium.com>
10085 Adam Nemet <anemet@caviumnetworks.com>
10087 * config/mips/mips.md (size): Add SI and DI.
10088 (SIZE): New mode attribute.
10089 (U): New code attribute.
10090 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10091 (mips_lbux_<mode>): Delete.
10092 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10093 (mips_lhx): Use gen_mips_lhx_extsi.
10094 (mips_lhx_<mode>): Delete.
10095 (mips_lwx): Delete.
10096 (mips_l<size>x): New expand.
10097 (mips_lwx_<mode>): Delete.
10098 (mips_l<GPR:size>x_<P:mode>): New pattern.
10099 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10100 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10101 * config/mips/mips.c (mips_lx_address_p): New function.
10102 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10103 (dsp64): New availability predicate.
10104 (mips_builtins): Add an entry for __builtin_mips_ldx.
10105 * config/mips/mips.h (ISA_HAS_LBX): New define.
10106 (ISA_HAS_LBUX): Likewise.
10107 (ISA_HAS_LHX): Likewise.
10108 (ISA_HAS_LHUX): Likewise.
10109 (ISA_HAS_LWX): Likewise.
10110 (ISA_HAS_LWUX): Likewise.
10111 (ISA_HAS_LDX): Likewise.
10112 * doc/extend.texi (__builtin_mips_ldx): Document.
10114 2012-01-04 Tristan Gingold <gingold@adacore.com>
10116 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10117 when long pointers are used.
10118 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10119 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10120 (ia64-hp-*vms*): Remove.
10121 * config/vms/xm-vms64.h: Delete.
10123 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10125 PR middle-end/51472
10126 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10128 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10130 * opts.c (finish_options): Remove duplicate sorry.
10132 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10134 PR middle-end/51696
10135 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10138 2012-01-04 Richard Guenther <rguenther@suse.de>
10140 PR middle-end/51750
10141 * tree.c (size_low_cst): New function.
10142 * tree.h (size_low_cst): Declare.
10143 * fold-const.c (fold_comparison): Use it to extract the low
10144 part of the POINTER_PLUS_EXPR offset.
10146 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10148 Fix clearing ZERO_REG
10149 * config/avr/avr.md (cc): Add alternative "ldi".
10150 (movqi_insn): Use it in cc attribute.
10151 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10152 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10153 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10155 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10157 * configure: Regenerate.
10159 2012-01-04 Richard Guenther <rguenther@suse.de>
10161 PR tree-optimization/49651
10162 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10163 (var_can_have_subvars): Use it.
10164 (get_constraint_for_1): Only consider subfields if there can be any.
10166 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10169 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10170 to its new canonical_cselib_val and the cselib_val was in
10171 first_containing_mem chain, but the canonical_cselib_val was not,
10172 add the latter into the chain.
10173 (cselib_invalidate_mem): Compare canonical_cselib_val of
10174 addr_list chain elt with v.
10177 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10178 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10180 (output_macinfo_op): Don't ggc_strdup fd->filename.
10181 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10182 then ggc_strdup it. Don't free inc->info or cur->info.
10183 (output_macinfo): Don't free ref->info or file->info.
10185 2012-01-03 Ira Rosen <irar@il.ibm.com>
10187 PR tree-optimization/51269
10188 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10189 first_niters a pointer.
10190 (slpeel_tree_peel_loop_to_edge): Likewise.
10191 (vect_do_peeling_for_loop_bound): Update call to
10192 slpeel_tree_peel_loop_to_edge.
10193 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10194 here. Remove it from the parameters list.
10195 (vect_do_peeling_for_alignment): Update calls and compute
10196 wide_prolog_niters.
10198 2012-01-03 Richard Guenther <rguenther@suse.de>
10200 PR tree-optimization/51070
10201 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10202 Properly handle calls.
10204 2012-01-03 Richard Guenther <rguenther@suse.de>
10206 PR tree-optimization/51692
10207 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10208 the LHS of allocation stmts.
10210 2012-01-03 Olivier Hainque <hainque@adacore.com>
10212 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10214 2012-01-03 Olivier Hainque <hainque@adacore.com>
10216 * collect2.c (main): In AIX specific computations for vector
10217 insertions, use CONST_CAST2 to cast from char ** to const char **.
10219 2012-01-03 Richard Guenther <rguenther@suse.de>
10222 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10223 the context of a limbo DIE when it does not already exist.
10225 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10227 PR tree-optimization/51719
10228 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10229 but direct call is, clear direct call's lhs and don't add fallthrough
10230 edge from dcall_bb to join_bb and PHIs.
10232 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10234 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10235 the instructions emitted by the pattern.
10236 ("*TDC_insn_<mode>"): Add comment.
10238 2012-01-03 Richard Guenther <rguenther@suse.de>
10240 PR middle-end/51730
10241 * fold-const.c (fold_comparison): Properly canonicalize
10242 tree offset and HOST_WIDE_INT bit position.
10244 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10246 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10247 operands for extzv pattern.
10249 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10252 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10255 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10257 * doc/invoke.texi (-flto and related options): Copy-edit.
10259 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10261 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10263 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10265 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10268 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10270 * expr.h (move_by_pieces_ninsns): Declare.
10271 * expr.c (move_by_pieces_ninsns): Make external.
10272 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10273 (mips_store_by_pieces_p): Likewise.
10274 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10275 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10276 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10277 (mips_store_by_pieces_p): Likewise.
10279 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10281 * passes.c (register_one_dump_file): Free full_name.
10283 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10284 (calculate_elim_costs_all_insns): Free offsets_at and
10285 offsets_known_at at the end and clear the pointers.
10287 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10289 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10290 this option introduced in r180739.
10292 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10295 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10296 (tmake_file target=avr): Add avr/t-multilib.
10298 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10299 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10300 * config/avr/genmultilib.awk: New file.
10301 * config/avr/t-multilib: New auto-generated file.
10302 * config/avr/multilib.h: New auto-generated file.
10303 * config/avr/t-avr (AVR_MCUS): New variable.
10304 (genopt.sh): Use it.
10305 (s-mlib): Depend on t-multilib.
10306 (t-multilib, multilib.h): New dependencies.
10307 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10308 (MULTILIB_OPTIONS): Remove.
10309 (MULTILIB_MATCHES): Remove.
10310 (MULTILIB_DIRNAMES): Remove.
10311 (MULTILIB_EXCEPTIONS): Remove:
10312 * config/avr/genopt.sh: Don't use hard coded file name;
10313 pass AVR_MCUS from t-avr instead.
10315 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10317 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10319 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10321 Implement light-weight DImode support.
10322 * config/avr/avr-dimode.md: New file.
10323 * config/avr/avr.md: Include it.
10324 (adjust_len): Add plus64, compare64.
10325 (HIDI): Remove code iterator.
10326 (code_stdname): New code attribute.
10327 (rotx, rotsmode): Remove DI.
10328 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10330 * config/avr/avr-protos.h (avr_have_dimode): New.
10331 (avr_out_plus64, avr_out_compare64): New.
10332 * config/avr/avr.c (avr_out_compare): Handle DImode.
10333 (avr_have_dimode): New variable definition and initialization.
10334 (avr_out_compare64, avr_out_plus64): New functions.
10335 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10336 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10337 (avr_compare_pattern): Skip DImode comparisons.
10339 2012-01-02 Revital Eres <revital.eres@linaro.org>
10341 * ddg.c (def_has_ccmode_p): New function.
10342 (add_cross_iteration_register_deps,
10343 create_ddg_dep_from_intra_loop_link): Call it.
10345 2012-01-02 Richard Guenther <rguenther@suse.de>
10348 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10350 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10352 * gcc.c (process_command): Update copyright notice dates.
10353 * gcov.c (print_version): Likewise.
10354 * gcov-dump.c (print_version): Likewise.
10355 * mips-tfile.c (main): Likewise.
10356 * mips-tdump.c (main): Likewise.
10358 2012-01-01 Ira Rosen <irar@il.ibm.com>
10360 PR tree-optimization/51704
10361 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10362 a use is inside the basic block or loop before accessing its vect info.
10364 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10366 PR rtl-optimization/51069
10367 * cfgloopmanip.c (remove_path): Removing path making irreducible
10368 region unconditional makes BB part of the region.
10370 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10372 PR tree-optimization/51683
10373 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10374 calls with side-effects.
10375 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10377 Copyright (C) 2012 Free Software Foundation, Inc.
10379 Copying and distribution of this file, with or without modification,
10380 are permitted in any medium without royalty provided the copyright
10381 notice and this notice are preserved.