1 2012-05-09 Terry Guo <terry.guo@arm.com>
3 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4 * genmultilib (MULTILIB_REQUIRED): New.
5 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
7 2012-05-09 Richard Guenther <rguenther@suse.de>
9 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
10 (vect_do_peeling_for_loop_bound): Likewise.
11 (vect_do_peeling_for_alignment): Likewise.
12 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
13 (vect_do_peeling_for_loop_bound): Get check_profitability and
14 threshold as parameters.
15 (vect_do_peeling_for_alignment): Likewise.
16 (vect_loop_versioning): Likewise.
17 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
18 and threshold here. Control where to put the check here.
20 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
23 * dwarf2out.h (get_address_mode): Move declaration to...
25 * dwarf2out.c (get_address_mode): Move definition to...
27 * var-tracking.c (get_address_mode): Delete.
28 * combine.c (find_split_point): Use get_address_mode instead of
29 targetm.addr_space.address_mode.
30 * cselib.c (cselib_record_sets): Likewise.
31 * dse.c (canon_address, record_store): Likewise.
32 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
33 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
34 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
35 (expand_expr_real_1): Likewise.
36 * ifcvt.c (noce_try_cmove_arith): Likewise.
37 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
38 * reload.c (find_reloads): Likewise.
39 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
40 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
42 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
44 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
45 information from the instruction produced.
47 2012-05-09 Richard Guenther <rguenther@suse.de>
49 * stor-layout.c (bit_from_pos): Document.
50 (byte_from_pos): Likewise. Optimize.
51 (pos_from_bit): Likewise.
52 (normalize_offset): Use pos_from_bit instead of replicating it.
54 2012-05-09 Alan Modra <amodra@gmail.com>
57 * config/rs6000/rs6000.c (gen_frame_set): New function.
58 (gen_frame_load, gen_frame_store): New functions.
59 (rs6000_savres_rtx): Use the above.
60 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
61 Correct mode used for CR2 in save/restore_world patterns.
62 Don't emit instructions for eh_return frame unwind reg info.
64 2012-05-08 Jan Hubicka <jh@suse.cz>
66 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
68 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
70 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
72 (compile_file): Do not output variables.
73 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
75 * langhooks.c: Include timevar.h
76 (write_global_declarations): Finalize compilation unit after wrapup;
77 set timevars correctly.
78 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
79 not to be added to varpool.
80 * varpool.c (varpool_assemble_decl): Sanity check that we are called
81 only on cases where it makes sense; skip constant pool and value expr
84 2012-05-08 David S. Miller <davem@davemloft.net>
86 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
87 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
88 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
90 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
92 PR rtl-optimization/53278
93 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
94 speed_p code from earlier patch.
96 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
99 * config/sh/sh.md (*branch_true, *branch_false): New insns.
101 2012-05-08 Teresa Johnson <tejohnson@google.com>
103 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
104 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
106 2012-05-08 Jan Hubicka <jh@suse.cz>
108 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
109 (cgraph_create_node_1): Rename to ...
110 (cgraph_create_empty_node): ... this one; export.
111 (cgraph_create_node): Update.
112 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
113 (cgraph_create_edge_including_clones): Likewise.
114 (cgraph_find_replacement_node): Likewise.
115 (cgraph_clone_edge): Likewise.
116 (cgraph_clone_node): Likewise.
117 (clone_function_name): Likewise.
118 (cgraph_create_virtual_clone): Likewise.
119 (cgraph_remove_node_and_inline_clones): Likewise.
120 (cgraph_redirect_edge_call_stmt_to_callee): Move here from
122 * cgraph.h: Reorder declarations so they match file of origin.
123 (cgraph_create_empty_node): Declare.
124 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
125 (cgraph_copy_node_for_versioning): Likewise.
126 (cgraph_function_versioning): Likewise.
127 (cgraph_materialize_clone): Likewise.
128 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
129 (cgraph_materialize_all_clones): Likewise.
130 * cgraphclones.c: New file.
131 * Makefile.in: Update for cgraphclones.
133 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
136 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
137 (ix86_rtx_costs): Handle SET.
139 2012-05-08 Michael Matz <matz@suse.de>
141 * basic-block.h (struct rtl_bb_info): Remove visited member and
142 move head_ member to ...
143 (struct basic_block_def.basic_block_il_dependent): ... the new
144 member x, replacing but containing old member rtl.
145 (enum bb_flags): New BB_VISITED flag.
146 (BB_HEADER, BB_FOOTER): New macros.
148 * jump.c (mark_all_labels): Adjust.
149 * cfgcleanup.c (try_optimize_cfg): Adjust.
150 * cfglayout.c (record_effective_endpoints): Adjust.
151 (relink_block_chain): Ditto (and don't fiddle with visited).
152 (fixup_reorder_chain): Adjust.
153 (fixup_fallthru_exit_predecessor): Ditto.
154 (cfg_layout_duplicate_bb): Ditto.
155 * combine.c (update_cfg_for_uncondjump): Adjust.
156 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
157 (bb_visited_trace): New accessor.
158 (mark_bb_visited): Move in front.
159 (rotate_loop): Use bb_visited_trace.
160 (find_traces_1_round): Ditto.
161 (emit_barrier_after): Ditto.
162 (copy_bb): Ditto, and initialize visited on resize.
163 (reorder_basic_blocks): Initize visited member.
164 (duplicate_computed_gotos): Clear bb flags at start, use
167 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
168 (rtl_verify_flow_info_1): Ditto.
169 (cfg_layout_split_block): Ditto.
170 (cfg_layout_delete_block): Ditto.
171 (cfg_layout_merge_blocks): Ditto.
172 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
174 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
177 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
178 when a constant source operand matches an "I" constraint, the "no
179 CC0 change" applies to a register-destination only, not a
180 strict_low_part-destination.
182 2012-05-08 Richard Guenther <rguenther@suse.de>
184 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
185 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
187 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
189 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
191 * doc/avr-mmcu.texi: New auto-generated file.
192 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
193 to document all valid -mmcu= arguments.
195 * config/avr/avr.h (arch_info_s): New struct definition.
196 * config/avr/avr-devices.c (avr_texinfo): New variable.
197 * config/avr/gen-avr-mmcu-texi.c: New file.
198 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
200 2012-05-08 Dehao Chen <dehao@google.com>
202 * predict.c (find_qualified_ssa_name): New.
203 (find_ssa_name_in_expr): New.
204 (find_ssa_name_in_assign_stmt): New.
205 (is_comparison_with_loop_invariant_p): New.
206 (is_bound_expr_similar): New.
207 (predict_iv_comparison): New.
208 (predict_loops): Add heuristic for loop-nested branches that compare an
209 induction variable to a loop bound variable.
210 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
212 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
215 TARGET_BDVER2 defines where appropriate.
217 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
219 * configure.ac (PLUGIN_LD): Rename into...
220 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
221 * config.in: Regenerate.
222 * configure: Likewise.
223 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
225 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
227 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
228 computation using the precision of the index type.
229 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
230 (fold_array_ctor_reference): Do index computations in the index type.
232 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
234 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
235 down to plus_constant.
236 (expand_epilogue): Ditto.
238 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
240 * postreload.c (reload_cse_regs): Make static.
241 * reload.h (reload_cse_regs): Remove prototype.
243 2012-05-07 Richard Henderson <rth@redhat.com>
245 * config/alpha/alpha.md (clear_cache): New pattern.
247 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
250 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
251 is folded to a type boundary value, verify that the resulting case
252 label is still a care range.
254 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
257 only for TARGET_GENERIC, when not optimizing for size.
258 (*ffs<mode>_1): Ditto.
260 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
262 * tree-cfg.c (verify_gimple_switch): Tighten checks.
264 2012-05-07 Jakub Jelinek <jakub@redhat.com>
266 PR tree-optimization/53239
267 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
268 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
270 2012-05-07 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/53195
273 * tree-inline.c (setup_one_parameter): Properly add referenced
274 vars from the parameters new known value.
276 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
278 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
279 (sched_branch_type): Remove.
280 (m68k_sched_md_init_global): Don't allocate it.
281 (m68k_sched_md_finish_global): Don't free it.
282 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
283 * config/m68k/m68k.md: Set the type of insns using
284 m68k_sched_branch_type to bcc directly.
286 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
288 * config/sol2.c (solaris_override_options): New function.
289 * config/sol2-protos.h (solaris_override_options): Declare.
290 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
292 2012-05-07 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
295 whether we failed to compute data dependences.
296 (loop_prefetch_arrays): Fail if we failed.
298 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
299 Paolo Bonzini <bonzini@gnu.org>
301 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
302 Emit bsf when optimizing for size.
303 (*ffs<mode>_1): Ditto.
305 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
308 * config/sh/sh.c (sh_rtx_costs): Handle SET.
310 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
314 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
315 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
317 (*bswapdi2_doubleword): New insn pattern.
318 (*bswap<mode>2): Rename from *bswap<mode>2_1.
320 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
322 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
323 (mips_set_reg_reg_cost): Likewise.
324 (mips_rtx_costs): Handle SET.
326 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
328 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
329 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
330 to compute the cost of moves. Set the mode of the target register.
332 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
334 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
335 plus_constant function.
336 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
337 that the mode is sensible.
338 (use_anchored_address, round_push, allocate_dynamic_stack_space)
339 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
342 * alias.c (canon_rtx): Likewise.
343 (init_alias_analysis): Likewise.
344 * builtins.c (expand_builtin_return_addr)
345 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
346 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
347 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
348 (expand_builtin_stpcpy): Likewise.
349 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
350 (compute_argument_addresses, internal_arg_pointer_based_exp)
351 (expand_call, emit_library_call_value_1): Likewise.
352 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
353 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
354 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
355 * cse.c (insert_const_anchor, find_reg_offset_for_const)
356 (use_related_value, fold_rtx): Likewise.
357 * cselib.c (cselib_subst_to_values): Likewise.
358 * dse.c (record_store, check_mem_read_rtx): Likewise.
359 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
360 * emit-rtl.c (adjust_address_1): Likewise.
361 * except.c (sjlj_emit_function_enter)
362 (expand_builtin_extract_return_addr)
363 (expand_builtin_frob_return_addr): Likewise.
364 * expmed.c (expand_divmod): Likewise.
365 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
366 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
367 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
368 * function.c (assign_stack_local_1)
369 (instantiate_virtual_regs_in_rtx): Likewise.
370 * optabs.c (prepare_cmp_insn): Likewise.
371 * recog.c (offsettable_address_addr_space_p): Likewise.
372 * reload.c (find_reloads_address, form_sum)
373 (find_reloads_subreg_address): Likewise.
374 * reload1.c (init_reload, eliminate_regs_1)
375 (eliminate_regs_in_insn): Likewise.
376 * simplify-rtx.c (simplify_unary_operation_1)
377 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
378 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
379 (vt_add_function_parameter): Likewise.
381 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
382 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
383 * config/alpha/alpha.c (alpha_legitimize_address_1)
384 (get_unaligned_address, alpha_expand_unaligned_load)
385 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
386 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
387 (alpha_expand_builtin_establish_vms_condition_handler)
388 (alpha_setup_incoming_varargs, emit_frame_store_1)
389 (alpha_expand_prologue, alpha_expand_epilogue)
390 (alpha_use_linkage): Likewise.
391 * config/alpha/alpha.md: Likewise.
393 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
394 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
395 (thumb_legitimize_address, arm_gen_load_multiple_1)
396 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
397 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
398 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
399 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
400 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
401 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
402 (thumb_expand_movmemqi, arm_set_return_address)
403 (thumb_set_return_address): Likewise.
404 * config/arm/arm.md: Likewise.
406 * config/avr/avr.c (avr_incoming_return_addr_rtx)
407 (avr_prologue_setup_frame, expand_epilogue)
408 (avr_const_address_lo16): Likewise.
410 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
411 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
412 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
413 (bfin_output_mi_thunk): Likewise.
415 * config/c6x/c6x.c (c6x_initialize_trampoline)
416 (c6x_output_mi_thunk): Likewise.
418 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
419 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
421 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
422 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
423 (cris_emit_movem_store, cris_trampoline_init): Likewise.
424 * config/cris/cris.md: Likewise.
426 * config/darwin.c (machopic_indirect_data_reference)
427 (machopic_legitimize_pic_address): Likewise.
429 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
430 (epiphany_expand_prologue, epiphany_expand_epilogue)
431 (epiphany_trampoline_init): Likewise.
432 * config/epiphany/epiphany.md: Likewise.
434 * config/fr30/fr30.c (fr30_move_double): Likewise.
436 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
437 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
438 (frv_index_memory, unspec_got_name, frv_find_base_term)
439 (frv_output_dwarf_dtprel): Likewise.
441 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
442 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
444 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
445 * config/i386/i386.c (setup_incoming_varargs_64)
446 (setup_incoming_varargs_ms_64, choose_baseaddr)
447 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
448 (ix86_emit_probe_stack_range, ix86_expand_prologue)
449 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
450 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
451 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
452 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
453 (x86_output_mi_thunk): Likewise.
454 * config/i386/i386.md: Likewise.
456 * config/ia64/ia64.c (ia64_expand_load_address)
457 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
458 (do_spill, ia64_trampoline_init): Likewise.
460 * config/iq2000/iq2000.c (iq2000_va_start)
461 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
462 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
463 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
465 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
467 * config/m32c/m32c.c (m32c_return_addr_rtx)
468 (m32c_expand_insv): Likewise.
470 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
471 (m32r_legitimize_pic_address, m32r_print_operand)
472 (m32r_print_operand_address): Likewise.
474 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
475 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
476 (EH_RETURN_HANDLER_RTX): Likewise.
477 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
478 (m68k_expand_epilogue, legitimize_pic_address)
479 (m68k_output_mi_thunk): Likewise.
480 * config/m68k/m68k.md: Likewise.
482 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
483 (mcore_expand_epilog): Likewise.
484 * config/mcore/mcore.md: Likewise.
486 * config/mep/mep.c (mep_allocate_initial_value)
487 (mep_expand_prologue, mep_expand_epilogue): Likewise.
489 * config/microblaze/microblaze.c (double_memory_operand)
490 (microblaze_block_move_loop): Likewise.
492 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
493 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
494 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
495 (mips_expand_prologue, mips_epilogue_set_cfa)
496 (mips_expand_epilogue): Likewise.
497 * config/mips/mips.md: Likewise.
499 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
500 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
502 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
503 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
505 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
506 (EH_RETURN_HANDLER_RTX): Likewise.
507 * config/moxie/moxie.c (moxie_static_chain): Likewise.
509 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
510 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
511 (pa_return_addr_rtx, hppa_builtin_saveregs)
512 (pa_trampoline_init): Likewise.
513 * config/pa/pa.md: Likewise.
515 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
517 * config/picochip/picochip.c (picochip_static_chain): Likewise.
519 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
520 * config/rs6000/rs6000.c (rs6000_legitimize_address)
521 (setup_incoming_varargs, print_operand, rs6000_return_addr)
522 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
523 (rs6000_emit_epilogue)
524 (rs6000_machopic_legitimize_pic_address): Likewise.
526 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
528 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
529 (DYNAMIC_CHAIN_ADDRESS): Likewise.
530 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
531 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
532 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
533 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
534 (s390_emit_epilogue, s390_function_profiler): Likewise.
535 * config/s390/s390.md: Likewise.
537 * config/score/score.c (score_add_offset, score_prologue): Likewise.
539 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
540 (sh_output_mi_thunk): Likewise.
541 * config/sh/sh.md: Likewise.
543 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
544 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
545 * config/sparc/sparc.c (sparc_legitimize_pic_address)
546 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
547 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
548 (emit_and_preserve): Likewise.
549 * config/sparc/sparc.md: Likewise.
551 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
552 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
553 (spu_setup_incoming_varargs, ea_load_store_inline)
554 (spu_expand_load): Likewise.
556 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
557 (combine_bnp): Likewise.
559 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
560 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
561 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
563 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
564 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
565 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
567 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
568 * config/v850/v850.md: Likewise.
570 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
571 (EH_RETURN_HANDLER_RTX): Likewise.
572 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
573 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
574 (print_operand_address, vax_trampoline_init): Likewise.
576 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
577 (xtensa_function_value_regno_p): Likewise.
579 2012-05-04 Andrew Pinski <apinski@cavium.com>
581 * expr.c (get_def_for_expr_class): New function.
582 (convert_tree_comp_to_rtx): New function.
583 (expand_cond_expr_using_cmove): New function.
584 (expand_expr_real_2 <case COND_EXPR>): Call
585 expand_cond_expr_using_cmove first and return if it succeeds.
586 Remove the check for HAVE_conditional_move since we should have
587 already converted it to a conditional move.
588 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
589 modes of DImode for 32bits and TImode.
591 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
594 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
595 (print_md_ptr_loc, print_c_condition): Use them.
596 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
597 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
598 attr_file, dfa_file, latency_file): New global variables.
599 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
600 write_upcase, write_indent, write_length_unit_log, write_test_expr,
601 write_attr_get, write_insn_cases, write_eligible_delay,
602 write_const_num_delay_slots): Accept FILE pointer and toss it around.
604 (write_header, open_outfile, handle_arg): New funcions.
605 (make_automaton_attrs): Write prototypes as extern to the output
607 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
608 names from the command line. Open the output files and write out
609 internal functions for DFA functions to dfa_file_name, insn latency
610 functions to latency_file_name, and everything else to attr_file.
611 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
612 (BACKEND): Build libbackend first.
613 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
614 (.PRECIOUS): Likewise.
615 (insn-dfatab.o): New rule.
616 (insn-latencytab.o): New rule.
617 (simple_rtl_generated_c): Do not include insn-attrtab.c.
618 (s-attrtab): New rule.
620 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
622 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
623 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
624 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
625 * reorg.c (get_jump_flags): Do not set the removed flags.
627 * doc/md.texi (attr_flag): Update for abovementioned changes.
629 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
633 (TARGET_CMOV): Rename from TARGET_CMOVE.
634 (TARGET_CMOVE): New define.
635 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
636 Do not set TARGET_CMOVE here.
638 2012-05-04 Dodji Seketeli <dodji@redhat.com>
640 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
641 * opts.c (finish_options): Activate -Wunused-local-typedefs if
642 -Wunused is activated.
643 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
645 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
647 * config/s390/s390.md (*movmem_short, *clrmem_short)
648 (*cmpmem_short): Move the mode check from the insn condition to
651 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
653 PR tree-optimization/52633
654 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
655 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
656 (vect_recog_over_widening_pattern): Remove handling of code that was
657 already detected as over-widening pattern. Remove special handling
658 of "unsigned" cases. Instead, support general case of conversion
659 of the shift result to another type.
661 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
663 * tree-vect-patterns.c (vect_single_imm_use): New function.
664 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
665 (vect_recog_over_widening_pattern): Likewise.
666 (vect_recog_widen_shift_pattern): Likewise.
668 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
670 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
671 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
672 (vect_recog_widen_mult_pattern): Likewise.
673 (vect_operation_fits_smaller_type): Likewise.
674 (vect_recog_over_widening_pattern): Likewise.
675 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
677 2012-05-04 Richard Guenther <rguenther@suse.de>
680 * lto-wrapper.c (merge_and_complain): Complain about mismatches
681 of -freg-struct-return and -fpcc-struct-return.
682 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
683 from the input file options and ignore those from the link
686 2012-05-04 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/53168
689 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
690 memory reads when the result is a constant we can pun.
692 2012-05-04 Richard Guenther <rguenther@suse.de>
694 * common.opt (flto-report): Do not mark as Optimization.
696 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
699 * recog.c (constrain_operands): If extra constraints are present, also
700 accept pseudo-registers with equivalent memory locations during reload.
702 2012-05-04 Olivier Hainque <hainque@adacore.com>
704 * collect2.c (may_unlink_output_file): New global.
705 (maybe_unlink): Honor it.
706 * collect2.h: Add extern for it.
707 * tlink.c (do_tlink): Set it to true if the link succeeded.
709 2012-05-04 Olivier Hainque <hainque@adacore.com>
711 * gcc.c (eval_spec_function): Finalize/restore the current string
712 obstack state as part of the context push/pop operations.
714 2012-05-04 Bin Cheng <bin.cheng@arm.com>
716 PR rtl-optimization/52804
717 * reload1.c (reload_reg_reaches_end_p): Check whether successor
718 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
719 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
720 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
721 RELOAD_FOR_OUTADDR_ADDRESS.
723 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
726 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
729 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
731 * flags.h (flag_permissive): Do not declare.
732 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
734 * toplev.c (flag_permissive): Do not define.
735 * c-tree.h (system_header_p): Delete unused.
737 2012-05-03 David S. Miller <davem@davemloft.net>
740 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
741 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
742 (sparc_emit_float_lib_cmp): Likewise.
744 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
747 * config/rs6000/rs6000.md (bswapdi splitters): If
748 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
749 default) is used, generate an alternate sequence that does not
750 depend on using indexed addressing.
752 2012-05-03 Jason Merrill <jason@redhat.com>
754 * gengtype.c (write_types): Fix warning message.
755 (write_local): Likewise.
757 2012-05-02 Jason Merrill <jason@redhat.com>
759 * dwarf2out.c (struct external_ref, build_local_stub): New.
760 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
761 (optimize_external_refs, optimize_external_refs_1): New.
762 (change_AT_die_ref): New.
763 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
764 (build_abbrev_table): Take the external refs hashtable.
765 (output_comp_unit): Get it from optimize_external_refs and pass it in.
767 2012-05-03 Jan Hubicka <jh@suse.cz>
770 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
772 2012-05-03 Jan Hubicka <jh@suse.cz>
775 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
777 2012-05-03 Jason Merrill <jason@redhat.com>
779 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
780 use_debug_types to discriminate the die_id union.
781 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
782 (build_abbrev_table, output_die): Likewise.
783 (prune_unused_types_walk_attribs): Likewise.
784 (generate_type_signature, copy_declaration_context): Set it.
785 (remove_child_or_replace_with_skeleton): Set it.
786 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
787 check use_debug_types.
788 (dwarf2out_finish): Do break_out_includes after .debug_types.
790 2012-05-03 Jason Merrill <jason@redhat.com>
792 * dwarf2out.c (modified_type_die): Use scope_die_for.
793 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
794 (uses_local_type_r, uses_local_type): New.
795 (scope_die_for): Keep a type that uses a local type in local scope.
796 Use get_context_die for namespace and type scope.
798 2012-05-03 Jason Merrill <jason@redhat.com>
800 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
802 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
803 (dwarf2out_finish): Likewise.
805 2012-05-03 Martin Jambor <mjambor@suse.cz>
807 * builtins.c (get_object_alignment_1): Return whether we can determine
808 the alignment or conservatively assume byte alignment. Return the
809 alignment by reference. Use get_pointer_alignment_1 for dereference
811 (get_pointer_alignment_1): Return whether we can determine the
812 alignment or conservatively assume byte alignment. Return the
813 alignment by reference. Use get_ptr_info_alignment to get SSA name
815 (get_object_alignment): Update call to get_object_alignment_1.
816 (get_object_or_type_alignment): Likewise, fall back to type alignment
817 only when it returned false.
818 (get_pointer_alignment): Update call to get_pointer_alignment_1.
819 * fold-const.c (get_pointer_modulus_and_residue): Update call to
820 get_object_alignment_1.
821 * ipa-prop.c (ipa_modify_call_arguments): Update call to
822 get_pointer_alignment_1.
823 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
824 of MEM_REF or TARGET_MEM_REF only when it returns false.
825 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
826 get_object_alignment_1.
827 (ccp_finalize): Use set_ptr_info_alignment.
828 * tree.h (get_object_alignment_1): Update declaration.
829 (get_pointer_alignment_1): Likewise.
830 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
831 (dump_gimple_stmt): Likewise.
832 * tree-flow.h (ptr_info_def): Updated comments of fields align and
834 (get_ptr_info_alignment): Declared.
835 (mark_ptr_info_alignment_unknown): Likewise.
836 (set_ptr_info_alignment): Likewise.
837 (adjust_ptr_info_misalignment): Likewise.
838 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
839 and set alignment of SSA names.
840 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
841 mark_ptr_info_alignment_unknown.
842 * tree-ssanames.c (get_ptr_info_alignment): New function.
843 (mark_ptr_info_alignment_unknown): Likewise.
844 (set_ptr_info_alignment): Likewise.
845 (adjust_ptr_info_misalignment): Likewise.
846 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
847 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
849 (bump_vector_ptr): Likewise.
850 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
851 (vectorizable_store): Likewise.
852 (vectorizable_load): Likewise.
854 2012-05-03 Michael Matz <matz@suse.de>
856 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
857 in front of basic_block_def.
858 (struct basic_block_def): Make il.gimple the full struct, not a
860 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
862 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
863 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
864 NULL il.gimple, which can't happen anymore.
865 * gimple.h (bb_seq): il.gimple can't be NULL.
867 (set_bb_seq): Adjust.
868 (gsi_start_bb, gsi_last_bb): Tidy.
869 * lto-streamer-in.c (make_new_block): Don't zero members that
870 are zeroed already, don't allocate a gimple_bb_info.
871 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
872 (remove_bb): Clear all il.gimple members.
873 (gimple_verify_flow_info): Adjust for flat il.gimple.
874 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
876 * coretypes.h (const_gimple_seq): Remove typedef.
877 * gimple.h (gimple_seq_first): Take gimple_seq.
878 (gimple_seq_first_stmt): Ditto.
879 (gimple_seq_last): Ditto.
880 (gimple_seq_last_stmt): Ditto.
881 (gimple_seq_empty_p): Ditto.
883 2012-05-03 Richard Guenther <rguenther@suse.de>
885 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
887 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
888 (compute_avail): Do not add possibly trapping operations to
889 EXP_GEN if they might not be executed in the block.
891 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
893 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
895 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
897 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
898 information as early as possible. Update dominance info instead of
901 2012-05-03 Richard Guenther <rguenther@suse.de>
903 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
904 (union_contains_value): Remove.
905 (vro_valid_in_sets): Likewise.
906 (op_valid_in_sets): New function.
907 (valid_in_sets): Use op_valid_in_sets.
908 (insert_into_preds_of_block): Move dumping ...
909 (do_regular_insertion): ... here.
910 (do_partial_partial_insertion): ... and here. Dump that
911 we've found a partial partial redundancy.
912 (insert): Dump the current insert iteration.
914 2012-05-03 Jakub Jelinek <jakub@redhat.com>
917 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
918 append program name to it and pass that as first argument
919 to make_relative_prefix. Always pass standard_libexec_prefix
920 as last argument to make_relative_prefix. If
921 make_relative_prefix returns NULL, fall back to
922 standard_libexec_prefix.
925 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
929 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
930 mode, return that mode.
933 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
934 define __ATOMIC_HLE_* macros here.
935 (ix86_target_macros): But here, using cpp_define_formatted.
937 2012-05-03 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/53144
940 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
942 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
943 with SSA name values.
944 (vn_reference_lookup_3): Adjust callers.
946 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
948 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
949 has_fma4 for AMD processors with both fma3 and fma4 support.
951 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
954 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
957 2012-05-03 Michael Matz <matz@suse.de>
960 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
961 (dse_enter_block): Properly iterate the whole sequence even
962 if the last statement was removed.
964 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
966 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
967 unset flag_jump_tables.
968 * stmt.c (expand_case): Remove special flag_pic case conditional
969 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
971 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
973 * common/config/s390/s390-common.c (s390_option_optimization_table):
974 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
975 default when optimizing.
977 2012-05-02 Martin Jambor <mjambor@suse.cz>
980 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
981 of a variable when the contect is a function.
983 2012-05-02 Michael Matz <matz@suse.de>
985 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
986 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
987 (const_gimple_seq_node): Remove.
988 (gimple_seq_node): Typedef as gimple.
989 (struct gimple_statement_base): Add next and prev members,
990 adjust all WORD markers in using structs.
991 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
992 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
993 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
995 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
997 (gimple_init_singleton): New function.
998 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
999 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1001 (gsi_stmt_ptr): Remove.
1002 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1004 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1005 again, adjust for above changes.
1006 (update_call_edge_frequencies): Adjust for above changes.
1007 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1008 (gsi_insert_seq_nodes_after): Ditto.
1009 (gsi_split_seq_after): Ditto.
1010 (gsi_set_stmt): Ditto.
1011 (gsi_split_seq_before): Ditto.
1012 (gsi_remove): Ditto.
1013 (gsi_insert_seq_before_without_update): Don't free sequence.
1014 (gsi_insert_seq_after_without_update): Ditto.
1015 (gsi_replace): Assert some more invariants.
1016 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1018 (gsi_for_stmt): Don't search for stmt.
1019 (gsi_insert_on_edge_immediate): Tidy.
1021 * gimple.c (gimple_alloc_k): Remove "sequences".
1022 (gimple_seq_cache): Remove.
1023 (gimple_alloc_stat): Make stmt a singleton sequence.
1024 (gimple_seq_alloc, gimple_seq_free): Remove.
1025 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1026 (gimple_copy): Ditto.
1027 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1028 create iterator from correct sequence.
1029 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1031 2012-05-02 Michael Matz <matz@suse.de>
1033 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1035 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1036 sequence, lazily allocate it.
1037 (bb_seq_addr): New function.
1038 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1039 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1040 (gsi_none): New function.
1041 (gsi_start_bb): Adjust.
1042 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1043 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1044 (gsi_last_bb): Adjust.
1046 * tree-flow-inline.h (phi_nodes_ptr): New function.
1048 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1049 datastructure and interface change.
1050 (gsi_insert_seq_before_without_update): Ditto.
1051 (gsi_insert_seq_nodes_after): Ditto.
1052 (gsi_insert_seq_after_without_update): Ditto.
1053 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1054 (gsi_split_seq_before): Ditto.
1055 (gsi_start_phis): Adjust.
1056 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1057 (vect_transform_loop): Ditto.
1058 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1059 gimple_seq_copy): Don't use gimple_seq_alloc.
1060 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1061 (gimplify_seq_add_seq): Ditto.
1062 * lto-streamer-in.c (make_new_block): Ditto.
1063 * tree-cfg.c (create_bb): Ditto.
1064 * tree-sra.c (initialize_parameter_reductions): Ditto.
1066 2012-05-02 Michael Matz <matz@suse.de>
1068 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1069 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1070 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1071 set_bb_seq): Move down to after gimple_statement_d definition.
1073 2012-05-02 Michael Matz <matz@suse.de>
1075 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1076 gsi_replace_with_seq, instead of inserting itself.
1077 * gimple-iterator.c (gsi_replace_with_seq): New function.
1078 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1079 iterator instead of statement, advance it.
1080 (ssa_forward_propagate_and_combine): Adjust call to above.
1082 2012-05-02 Michael Matz <matz@suse.de>
1084 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1086 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1087 * tree-nested.c (walk_gimple_omp_for): Ditto.
1088 * trans-mem.c (lower_transaction): Ditto.
1089 * tree-eh.c (do_return_redirection): Ditto.
1090 (do_goto_redirection): Ditto.
1091 (lower_try_finally_switch): Ditto.
1092 * gimplify.c (gimplify_stmt): Ditto.
1093 (gimplify_scan_omp_clauses): Ditto.
1094 (gimplify_omp_for): Ditto.
1095 (gimplify_function_tree): Ditto.
1096 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1097 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1098 (mf_build_check_statement_for): Ditto.
1099 (mx_register_decls): Ditto.
1100 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1101 and don't use itertors to append.
1102 (insert_stmts): Ditto.
1103 (insert_out_of_ssa_copy): Ditto.
1104 (insert_out_of_ssa_copy_on_edge): Ditto.
1106 2012-05-02 Michael Matz <matz@suse.de>
1108 * gimple.h (gimple_bind_body_ptr): New function.
1109 (gimple_bind_body): Use it.
1110 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1111 (gimple_eh_filter_failure_ptr): New function.
1112 (gimple_eh_filter_failure): Use it.
1113 (gimple_eh_else_n_body_ptr): New function.
1114 (gimple_eh_else_n_body): Use it.
1115 (gimple_eh_else_e_body_ptr): New function.
1116 (gimple_eh_else_e_body): Use it.
1117 (gimple_try_eval_ptr): New function.
1118 (gimple_try_eval): Use it.
1119 (gimple_try_cleanup_ptr): New function.
1120 (gimple_try_cleanup): Use it.
1121 (gimple_wce_cleanup_ptr): New function.
1122 (gimple_wce_cleanup): Use it.
1123 (gimple_omp_body_ptr): New function.
1124 (gimple_omp_body): Use it.
1125 (gimple_omp_for_pre_body_ptr): New function.
1126 (gimple_omp_for_pre_body): Use it.
1127 (gimple_transaction_body_ptr): New function.
1128 (gimple_transaction_body): Use it.
1129 (gsi_split_seq_before): Adjust to return nothing and take pointer
1131 (gsi_set_stmt): Declare.
1132 (gsi_replace_with_seq): Declare.
1133 (walk_gimple_seq_mod): Declare.
1134 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1136 * gimple-iterator.c (gsi_set_stmt): New function.
1137 (gsi_split_seq_before): Return new sequence via pointer argument.
1138 (gsi_replace): Use gsi_set_stmt.
1140 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1142 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1143 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1145 (reserve_phi_args_for_new_edge): Change call to above,
1148 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1149 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1150 iterators. Adjust call to lower_omp.
1151 (lower_lastprivate_clauses): Adjust call to lower_omp.
1152 (lower_reduction_clauses): Ditto.
1153 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1154 (lower_omp_sections): Don't explicitely count sequence length,
1155 nullify lowered bodies earlier, ensure stmts are part of only
1156 one sequence, adjust call to lower_omp.
1157 (lower_omp_single): Ensure stmts are part of only one sequence,
1158 adjust call to lower_omp.
1159 (lower_omp_master): Ditto.
1160 (lower_omp_ordered): Ditto.
1161 (lower_omp_critical): Ditto.
1162 (lower_omp_for): Ditto.
1163 (lower_omp_taskreg): Ditto, tidy.
1164 (lower_omp_1): Adjust calls to lower_omp.
1165 (execute_lower_omp): Ditto.
1166 (lower_omp): Adjust to take pointer to sequence.
1167 (diagnose_sb_2): Use walk_gimple_seq_mod.
1168 (diagnose_omp_structured_block_errors): Ditto and set possibly
1169 changed function body.
1170 * gimple-low.c (lower_function_body): Set function body after
1172 (lower_sequence): Adjust to take pointer to sequence.
1173 (lower_omp_directive): Ensure stmt isn't put twice into the
1174 sequence, adjust call to lower_sequence.
1175 (lower_stmt): Adjust calls to lower_sequence.
1176 (lower_gimple_bind): Ditto.
1177 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1178 * tree-nested.c (walk_body): Take pointer to sequence, use
1179 walk_gimple_seq_mod.
1180 (walk_function): Adjust call to walk_body, set possibly changed body.
1181 (walk_gimple_omp_for): Adjust calls to walk_body.
1182 (convert_nonlocal_omp_clauses): Ditto.
1183 (convert_nonlocal_reference_stmt): Ditto.
1184 (convert_local_omp_clauses): Ditto.
1185 (convert_local_reference_stmt): Ditto.
1186 (convert_tramp_reference_stmt): Ditto.
1187 (convert_gimple_call): Ditto.
1188 (convert_nl_goto_reference): Use local iterator copy.
1189 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1190 but taking pointer to sequence, ensure gsi_start is called with
1192 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1193 asserting that the sequence head didn't change.
1194 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1195 walk_gimple_seq_mod.
1196 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1197 (execute_lower_tm): Ditto, and set possibly changed body.
1198 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1199 call gsi_start with that lvalue.
1200 (replace_goto_queue_stmt_list): Ditto.
1201 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1202 (replace_goto_queue): Ditto.
1203 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1204 (lower_try_finally_onedest): Ditto.
1205 (lower_try_finally_copy): Ditto.
1206 (lower_try_finally_switch): Ditto.
1207 (lower_try_finally): Ditto.
1208 (lower_eh_filter): Ditto.
1209 (lower_eh_must_not_throw): Ditto.
1210 (lower_cleanup): Ditto.
1211 (lower_eh_constructs_2): Ditto.
1212 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1213 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1214 set possibly changed body.
1215 (optimize_double_finally): Call gsi_start with lvalue.
1217 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1218 (gimple_split_block): Ditto.
1219 (gimple_merge_blocks): Use gsi_start_phis.
1220 (move_stmt_r): Use walk_gimple_seq_mod.
1221 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1222 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1223 (rebuild_cgraph_edges): Ditto.
1224 (cgraph_rebuild_references): Ditto.
1225 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1226 * tree-inline.c (copy_phis_for_bb): Ditto.
1227 * tree-ssa-dce.c: Ditto.
1229 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1231 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1232 Andi Kleen <ak@linux.intel.com>
1234 * coretypes.h (MEMMODEL_MASK): New.
1235 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1236 and return new variable.
1237 (expand_builtin_atomic_exchange): Mask memmodel values.
1238 (expand_builtin_atomic_compare_exchange): Ditto.
1239 (expand_builtin_atomic_load): Ditto.
1240 (expand_builtin_atomic_store): Ditto.
1241 (expand_builtin_atomic_clear): Ditto.
1242 * doc/extend.texi: Mention port-dependent memory model flags.
1243 * config/i386/cpuid.h (bit_HLE): New.
1244 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1246 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1247 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1248 (ix86_target_string)<-mhle>: New.
1249 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1250 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1251 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1252 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1253 enabled for generic, generic64 and core-avx2.
1254 (ix86_print_operand): Generate HLE lock prefixes.
1255 (ix86_memmodel_check): New.
1256 (TARGET_MEMMODEL_CHECK): Ditto.
1257 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1258 (IX86_HLE_ACQUIRE): Ditto.
1259 (IX86_HLE_RELEASE): Ditto.
1260 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1261 * config/i386/i386.opt (mhle): Ditto.
1262 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1263 success model to instruction emitter.
1264 (atomic_fetch_add<mode>): Ditto.
1265 (atomic_exchange<mode>): Ditto.
1266 (atomic_add<mode>): Ditto.
1267 (atomic_sub<mode>): Ditto.
1268 (atomic_<code><mode>): Ditto.
1269 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1270 (atomic_compare_and_swap_single<mode>): Define and use argument
1272 (atomic_compare_and_swap_double<mode>): Ditto.
1273 * configure.ac: Check if assembler support HLE prefixes.
1274 * configure: Regenerate.
1277 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1280 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1282 (gimplify_switch_expr): ... here.
1283 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1284 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1285 to clean up case labels with values outside the index type range.
1286 (simplify_gimple_switch): Call it if something changed.
1287 Remove strange and unnecessary assert.
1289 2012-05-02 Richard Guenther <rguenther@suse.de>
1291 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1293 (int_const_binop_1): New worker for int_const_binop with
1294 overflowable parameter. Pass it through to force_fit_type_double.
1295 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1297 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1298 to minus one, forcing overflow detection for even unsigned types.
1299 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1300 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1301 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1303 (layout_type): For zero-sized arrays ignore overflow on the
1305 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1306 (bit_value_binop_1): Likewise.
1307 * tree.c (double_int_to_tree): Likewise.
1308 (double_int_fits_to_tree_p): Likewise.
1309 (force_fit_type_double): Likewise.
1310 (host_integerp): Likewise.
1311 (int_fits_type_p): Likewise.
1312 * varasm.c (output_constructor_regular_field): Sign-extend the
1313 field-offset to cater for negative offsets produced by the Ada
1315 * omp-low.c (extract_omp_for_data): Convert the loop step to
1316 signed for pointer adjustments.
1318 2012-05-02 Richard Guenther <rguenther@suse.de>
1320 * tree.c (valid_constant_size_p): New function.
1321 * tree.h (valid_constant_size_p): Declare.
1322 * cfgexpand.c (expand_one_var): Adjust check for too large
1323 variables by using valid_constant_size_p.
1324 * varasm.c (assemble_variable): Likewise.
1326 * c-decl.c (grokdeclarator): Properly check for sizes that
1327 cover more than half of the address-space.
1329 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1331 PR tree-optimization/53163
1332 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1333 return value from compute_all_dependences.
1335 PR rtl-optimization/53160
1336 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1337 has been modified by ree pass already.
1339 2012-05-01 Ian Lance Taylor <iant@google.com>
1342 * c-decl.c (build_compound_literal): Make the decl readonly if it
1343 an array of a readonly type.
1344 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1345 parameter. Change all callers. If the decl is not addressable
1346 and is not an l-value, make it readonly.
1348 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1350 * ira.c (allocated_reg_info_size): New static variable.
1351 (expand_reg_info): Manage it. Call
1352 setup_preferred_alternate_classes_for_new_pseudos.
1353 (ira): Don't do it here. Remove local allocated_reg_info_size,
1354 set the global before calling find_moveable_pseudos.
1355 (find_moveable_pseudos): Call expand_reg_info rather than
1358 2012-05-01 Richard Henderson <rth@redhat.com>
1360 * common.opt (fsync-libcalls): New.
1361 * doc/invoke.texi: Document it.
1362 * optabs.c (init_sync_libfuncs): Honor it.
1364 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1365 Richard Sandiford <r.sandiford@uk.ibm.com>
1367 PR rtl-optimization/52543
1368 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1370 * lower-subreg.h: New file.
1371 * target-globals.h (this_target_lower_subreg): Declare.
1372 (target_globals): Add lower_subreg;
1373 (restore_target_globals): Restore this_target_lower_subreg.
1374 * target-globals.c: Include it.
1375 (default_target_globals): Add default_target_lower_subreg.
1376 (save_target_globals): Initialize target_lower_subreg.
1377 * rtl.h (init_lower_subreg): Added declaration.
1378 * toplev.c (backend_init_target): Call initializer for lower-subreg
1380 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1381 (default_target_lower_subreg): New variable.
1382 (this_target_lower_subreg): Likewise.
1383 (twice_word_mode, choices): New macros.
1384 (shift_cost, compute_splitting_shift, compute_costs)
1385 (init_lower_subreg): New functions.
1386 (resolve_simple_move): Add speed_p argument. Check choices.
1387 (find_pseudo_copy): Don't check the mode size here.
1388 (resolve_simple_move): Assert the mode size.
1389 (find_decomposable_shift_zext): Add speed_p argument and return
1390 a bool. Check choices.
1391 (resolve_shift_zext): Add comment.
1392 (dump_shift_choices, dump_choices): New functions.
1393 (decompose_multiword_subregs): Dump list of profitable
1394 transformations. Add code to skip non profitable transformations.
1395 Update calls to simple_move and find_decomposable_shift_zext.
1397 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1398 Sameera Deshpande <sameera.deshpande@arm.com>
1399 Greta Yorsh <greta.yorsh@arm.com>
1401 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1402 (thumb1_unexpanded_epilogue): ...this.
1403 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1404 (thumb1_unexpanded_epilogue): ...this.
1405 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1406 (thumb1_unexpanded_epilogue): ...this.
1408 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1410 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1411 comparing enumeration values. Update comments.
1413 2012-05-01 Alan Modra <amodra@gmail.com>
1416 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1417 load_cr_save, add_crlr_cfa_restore): New functions.
1418 (rs6000_restore_saved_cr): Rename to..
1419 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1420 (rs6000_emit_epilogue): Use new functions. Adjust condition
1421 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1422 regs when using out-of-line restore only when shrink wrapping.
1424 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1427 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1428 calls to cgraph_node_name in xstrdup.
1429 (ipa_make_edge_direct_to_target): Ditto.
1430 * cgraph.c (dump_cgraph_node): Ditto.
1431 * tree-sra.c (convert_callers_for_node): Ditto.
1432 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1433 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1434 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1435 (cgraph_materialize_all_clones): Ditto.
1436 * ipa-inline.c (report_inline_failed_reason): Ditto.
1437 (want_early_inline_function_p): Ditto.
1438 (edge_badness): Ditto.
1439 (update_edge_key): Ditto.
1440 (flatten_function): Ditto.
1441 (ipa_inline): Ditto.
1442 (inline_always_inline_functions): Ditto.
1443 (early_inline_small_functions): Ditto.
1445 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1449 constraints 0 and 1.
1451 012-04-30 Jan Hubicka <jh@suse.cz>
1453 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1454 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1455 (cgraph_add_to_same_comdat_group): Remove.
1456 (cgraph_add_asm_node): Move to cgraphunit.c.
1457 (cgraph_make_decl_local): Move to symtab.c
1458 (cgraph_make_node_local_1): Update.
1459 (cgraph_can_remove_if_no_direct_calls_and): Update.
1460 (used_from_object_file_p): Update.
1461 (resolution_used_from_other_file_p): Move to symtab.c
1462 (cgraph_used_from_object_file_p): move to symtab.c
1463 (verify_cgraph_node): Verify same comdat groups.
1464 * cgraph.h (cgraph_asm_node): Rename to ...
1465 (asm_node): ... this one.
1466 (cgraph_asm_nodes): Rename to ...
1467 (asm_nodes): ... this one.
1468 (symtab_add_to_same_comdat_group): New function.
1469 (symtab_dissolve_same_comdat_group_list): New function.
1470 (symtab_used_from_object_file_p): Declare.
1471 (symtab_make_decl_local): Declare.
1472 (cgraph_add_to_same_comdat_group): Remove.
1473 (cgraph_add_asm_node): Remove.
1474 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1476 (cgraph_finalize_compilation_unit): Rename to ...
1477 (finalize_compilation_unit): ... this one.
1478 (cgraph_optimize): Rename to ....
1479 (compile): ... this one.
1480 (add_asm_node): Declare.
1481 (fixup_same_cpp_alias_visibility): Declare.
1482 (cgraph_make_decl_local): Remove.
1483 (varpool_assemble_pending_decls): Rename to ...
1484 (varpool_output_variables): ... this one.
1485 (varpool_remove_unreferenced_decls): Remove.
1486 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1487 (preserve_function_body_p): Make static.
1488 * toplev.c (compile_file): Update comments; update.
1489 * cgraphunit.c: Update comments.
1490 (cgraph_expand_all_functions): Rename to ...
1491 (expand_all_functions): ... this one; update.
1492 (cgraph_mark_functions_to_output): Rename to ...
1493 (mark_functions_to_output): ... this one; cleanup.
1494 (cgraph_output_pending_asms): Remove prototype.
1495 (asm_nodes, asm_last_node): New static vars.
1496 (cgraph_process_new_functions): Update.
1497 (cgraph_reset_node): Cleanup; add comment.
1498 (cgraph_add_new_function): Update.
1499 (cgraph_output_pending_asms): Rename to ...
1500 (output_asm_statements): ... this one.
1501 (add_asm_node): New function.
1502 (fixup_same_cpp_alias_visibility): New function based on code
1503 in cgraph_analyze_function.
1504 (cgraph_analyze_function): Use it.
1505 (cgraph_order_sort): Update.
1506 (cgraph_output_in_order): Update.
1507 (cgraph_function_versioning): Update.
1508 (cgraph_optimize): Rename to ...
1509 (compile): ... this one; initialize streamer hooks here.
1510 (cgraph_finalize_compilation_unit): Rename to ...
1511 (finalize_compilation_unit): ... this one; do not initialize streamer
1513 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1514 * dwarf2out.c: Update ocmment.
1515 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1516 * method.c (use_thunk): Likewise.
1517 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1518 * decl2.c (maybe_emit_vtables): Likewise.
1519 (cp_write_global_declarations): Use finalize_compilation_unit.
1520 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1521 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1522 * c-decl.c (c_write_global_declarations): Use
1523 finalize_compilation_unit.
1524 * langhooks.c (write_global_declarations): Update.
1525 * ipa.c (cgraph_externally_visible_p): Update.
1526 (dissolve_same_comdat_group_list): Remove.
1527 (function_and_variable_visibility): Update.
1528 * symtab.c: Inlcude lto-streamer.h and rtl.h
1529 (ld_plugin_symbol_resolution_names): New.
1530 (symtab_add_to_same_comdat_group): New.
1531 (symtab_dissolve_same_comdat_group_list): New.
1532 (resolution_used_from_other_file_p): Move here from cgraph.c
1533 (symtab_used_from_object_file_p): New.
1534 (symtab_make_decl_local): New.
1535 * passes.c (register_pass): Update comments.
1536 * c-parser.c (c_parser_asm_definition): Update.
1537 * varpool.c (varpool_analyze_node): Use
1538 fixup_same_cpp_alias_visibility.
1539 (varpool_remove_unreferenced_decls): Make static.
1540 (varpool_assemble_pending_decls): Rename to ...
1541 (varpool_output_variables): ... this one; call
1542 varpool_remove_unreferenced_decls.
1543 (varpool_used_from_object_file_p): Remove.
1545 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1548 * c-typeck.c (build_array_ref): Call
1549 convert_vector_to_pointer_for_subscript.
1550 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1552 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1555 to compile-time "mode == <MODE>mode" checks.
1556 (and splitter): Ditto.
1558 2012-04-30 Richard Henderson <rth@redhat.com>
1560 * config/arm/arm.md (UNSPEC_LL): New.
1561 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1562 (arm_load_exclusivedi): Use %H0.
1564 2012-04-30 Jason Merrill <jason@redhat.com>
1566 * dwarf2out.c (comdat_symbol_id): Add const.
1567 (union die_symbol_or_type_node): Add const to die_symbol.
1568 (output_die_symbol, output_die, output_comp_unit): Adjust.
1570 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1572 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1573 * config/arm/neon.md (negdi2_neon): New insn.
1574 Also add splitters for core and NEON registers.
1576 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1578 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1579 (arm_print_operand): Add 'x' format.
1580 * config/arm/constraints.md (Dn): Allow const_int.
1581 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1582 Use 'x' format to print constants.
1583 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1584 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1586 (movdi_vfp_cortexa8): Likewise.
1588 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1589 Sameera Deshpande <sameera.deshpande@arm.com>
1590 Greta Yorsh <greta.yorsh@arm.com>
1592 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1593 * config/arm/arm.c (ldm_stm_operation_p): New function.
1594 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1595 (store_multiple_operation): Likewise.
1597 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1598 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1599 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1600 (store_multiple_operation): Likewise.
1602 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (and<mode>3): Expand masking operations with
1605 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1606 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1608 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1610 Add -Wvarargs option
1611 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1612 argument for the various warning_at calls.
1613 * docs/invoke.texi: Update the documentation.
1615 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1617 Switch -ftrack-macro-expansion=2 on by default.
1618 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1621 Fix va_start related location
1622 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1623 location in real source code.
1625 Make conversion warnings work on NULL with -ftrack-macro-expansion
1626 * input.h (expansion_point_location_if_in_system_header): Declare
1628 * input.c (expansion_point_location_if_in_system_header): Define it.
1630 Fix -Wuninitialized for -ftrack-macro-expansion
1631 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1632 declaration. Use linemap_location_before_p for source locations.
1634 Strip "<built-in>" loc from displayed expansion context
1635 * input.c (expand_location_1): When expanding to spelling location
1636 in a context of a macro expansion, skip reserved system header
1637 locations. Update comments. * tree-diagnostic.c
1638 (maybe_unwind_expanded_macro_loc): Likewise.
1640 Make expand_location resolve to locus in main source file
1641 * input.c (expand_location_1): New. Takes a parameter to choose
1642 whether to resolve the location to spelling or expansion point.
1643 Was factorized from ...
1644 (expand_location): ... here.
1645 (expand_location_to_spelling_point): New. Implemented in terms of
1647 * diagnostic.c (diagnostic_build_prefix): Use the new
1648 expand_location_to_spelling_point instead of expand_location.
1650 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1651 * gengtype.c (write_types_process_field): Force second argument of
1652 the call to the PCH object hierarchy walker to be 'x'.
1654 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1656 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1657 predicate to discriminate types.
1659 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1661 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1662 alias of Wsuggest-attribute=format.
1663 * c-typeck.c (convert_for_assignment): Replace
1664 Wmissing-format-attribute with Wsuggest-attribute=format.
1665 (digest_init): Likewise.
1667 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1669 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1670 * common.opt (Wmissing-noreturn): Alias of
1671 -Wsuggest-attribute=noreturn.
1673 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1676 * config/cris/cris.md (andqu): New peephole2.
1677 (andu): Tweak head comment.
1679 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1680 Steven Bosscher <steven@gcc.gnu.org>
1681 Maxim Kuvyrkov <maxim@codesourcery.com>
1683 PR tree-optimization/38785
1684 * common.opt (ftree-partial-pre): New option.
1685 * doc/invoke.texi: Document it.
1686 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1687 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1689 (execute_pre): Use flag_tree_partial_pre.
1691 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1694 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1697 2012-04-27 Ollie Wild <aaw@google.com>
1699 * doc/invoke.texi (Wliteral-suffix): Document new option.
1701 2012-04-27 Tom Tromey <tromey@redhat.com>
1703 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1704 (dwarf_tag_name): Use get_DW_TAG_name.
1705 (dwarf_attr_name): Use get_DW_AT_name.
1706 (dwarf_form_name): Use get_DW_FORM_name.
1707 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1709 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1711 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1712 arguments are -1 and 0, by negating the result of the conditional.
1714 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1717 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1719 2012-04-27 Richard Guenther <rguenther@suse.de>
1721 * tree-flow.h (is_hidden_global_store): Remove.
1722 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1723 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1724 (stmt_may_clobber_global_p): Likewise.
1725 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1726 (stmt_may_clobber_global_p): Likewise.
1727 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1728 stmt_may_clobber_global_p.
1729 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1731 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1733 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1736 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1737 reorganize some fields and update comments. Rename bit_test_uniq
1738 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1739 (collect_switch_conv_info): New function, collects info about a
1740 GIMPLE_SWITCH into a struct switch_conv_info.
1741 (check_range): Simplify to use pre-recorded info. Fix think-o in
1742 range-branch ratio check.
1743 (check_process_case): Remove function.
1744 (check_all_empty_except_final): New function, verifies that all
1745 non-final basic blocks are empty.
1746 (process_switch): Simplify to use pre-recorded info. Call
1747 collect_switch_conv_info to do that. Assert that degenerate switch
1748 statements have been cleaned up.
1750 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1753 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1755 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1758 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1760 2012-04-27 Tom de Vries <tom@codesourcery.com>
1762 PR tree-optimization/51879
1763 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1764 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1766 (defs_to_varying): ... here. Don't set use_processed.
1767 (visit_reference_op_call): Handle gimple_vdef.
1768 Handle case that lhs is NULL_TREE.
1769 (visit_use): Use mark_use_processed. Handle calls with side-effect
1770 using visit_reference_op_call.
1772 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1774 * sched-deps.c (fixup_sched_groups): Rename to...
1775 (chain_to_prev_insn): ...this.
1776 (chain_to_prev_insn_p): New function.
1777 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1779 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1781 * sched-int.h (_haifa_insn_data): Move priority_status.
1783 (INSN_MODEL_INDEX): New macro.
1784 * haifa-sched.c (insn_delay): New function.
1785 (sched_regno_pressure_class): Update commentary.
1786 (mark_regno_birth_or_death): Pass the liveness bitmap and
1787 pressure array as arguments, instead of using curr_reg_live and
1788 curr_reg_pressure. Only update the pressure if the bit in the
1789 liveness set has changed.
1790 (initiate_reg_pressure_info): Always trust the live-in set for
1791 SCHED_PRESSURE_MODEL.
1792 (initiate_bb_reg_pressure_info): Update call to
1793 mark_regno_birth_or_death.
1794 (dep_list_size): Take the list as argument.
1795 (calculate_reg_deaths): New function, extracted from...
1796 (setup_insn_reg_pressure_info): ...here.
1797 (MODEL_BAR): New macro.
1798 (model_pressure_data, model_insn_info, model_pressure_limit)
1799 (model_pressure_group): New structures.
1800 (model_schedule, model_worklist, model_insns, model_num_insns)
1801 (model_curr_point, model_before_pressure, model_next_priority):
1803 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1804 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1805 (model_index, model_update_limit_points_in_group): New functions.
1806 (model_update_limit_points, model_last_use_except): Likewise.
1807 (model_start_update_pressure, model_update_pressure): Likewise.
1808 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1809 (model_excess_cost, model_dump_pressure_points): Likewise.
1810 (model_set_excess_costs): Likewise.
1811 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1812 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1813 schedule as an alternative tie-breaker. Update the call to
1815 (ready_sort): Call model_set_excess_costs.
1816 (update_register_pressure): Update call to mark_regno_birth_or_death.
1817 Rely on that function to check liveness rather than doing it here.
1818 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1819 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1820 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1821 (model_record_pressure, model_record_pressures): New functions.
1822 (model_record_final_pressures, model_add_successors_to_worklist)
1823 (model_promote_predecessors, model_choose_insn): Likewise.
1824 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1825 (model_start_schedule, model_finalize_pressure_group): Likewise.
1826 (model_end_schedule): Likewise.
1827 (schedule_insn): Say when we're scheduling the next instruction
1828 in the model schedule.
1829 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1830 (queue_to_ready): Do not add instructions that are
1831 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1832 Always allow the next instruction in the model schedule to be added.
1833 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1834 and delay for SCHED_PRESSURE_MODEL too.
1835 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1836 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1837 (schedule_block): Call model_start_schedule and model_end_schedule.
1838 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1839 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1840 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1842 (sched_finish): Update accordingly.
1843 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1844 to SCHED_PRESSURE_MODEL.
1845 (add_jump_dependencies): Update call to dep_list_size.
1846 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1847 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1848 to SCHED_PRESSURE_MODEL.
1849 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1850 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1851 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1852 handling to SCHED_PRESSURE_MODEL.
1854 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1856 * common.opt (fsched-pressure-algorithm=): New option.
1857 * flag-types.h (sched_pressure_algorithm): New enum.
1858 * sched-int.h (sched_pressure_p): Replace with...
1859 (sched_pressure): ...this new variable.
1860 * haifa-sched.c (sched_pressure_p): Replace with...
1861 (sched_pressure): ...this new variable.
1862 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1863 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1864 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1865 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1866 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1867 (sched_analyze_insn): Likewise.
1868 * sched-rgn.c (schedule_region): Likewise.
1869 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1871 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1873 * PR middle-end/52997
1874 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1877 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1878 * expr.c (convert_move): Honor unsignedp when extending partial int
1880 * genmodes.c (complete_mode): Don't clear component field of partial
1882 (emit_mode_inner): Don't emit it however.
1883 (calc_wider_mode): Partial int modes widen to their component.
1885 2012-04-26 David S. Miller <davem@davemloft.net>
1887 * config/sparc/niagara4.md: New file.
1888 * config/sparc/sparc.md: Include it.
1889 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1890 (sparc_option_override): Use it.
1891 (sparc_use_sched_lookahead): Return 2 for niagara4.
1892 (sparc_issue_rate): Likewise.
1894 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1895 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1896 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1897 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1898 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1899 alignaddrldi_vis): Set type to gsr.
1900 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1901 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1902 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1903 v<vis3_shift_patname><mode>3, fmean16_vis,
1904 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1905 fucmp<code>8<P:mode>_vis): Set type to fga.
1906 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1907 * config/sparc/niagara.md: Likewise.
1908 * config/sparc/niagara2.md: Likewise.
1909 * config/sparc/ultra3.md: Likewise, and fix type matching for
1910 us3_ialuX reservation.
1912 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1914 * reload.c (find_reloads): Change the loop nesting when trying an
1915 alternative with swapped operands.
1917 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1919 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1920 comment. Delete unused parameter first_exp_point_map.
1921 (virt_loc_aware_diagnostic_finalizer): Update call.
1923 2012-04-26 Michael Hope <michael.hope@linaro.org>
1924 Richard Earnshaw <rearnsha@arm.com>
1926 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1927 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1928 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1929 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1931 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1933 * doc/extend.texi: Document avx2 support.
1934 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1936 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1939 * config/cris/cris.md ("*andhi_lowpart_v32")
1940 ("*andqi_lowpart_v32"): Change first input-only operand from
1941 a (match_operand ...) to (match_dup 0). Drop alternatives with
1942 const_int-matching constraints for redundancy.
1943 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1944 three-operand alternative.
1946 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1949 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1950 instead expand it as zero extension.
1952 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1955 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1957 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1959 * common.opt (flag_debug_types_section): Default to 0.
1960 (dwarf_version): Default to 4.
1961 (dwarf_record_gcc_switches): Default to 1.
1962 (dwarf_strict): Default to 0.
1963 * toplev.c (process_options): Don't handle dwarf_strict
1964 or dwarf_version here.
1965 * config/vxworks.c (vxworks_override_options): Don't
1966 test whether dwarf_strict or dwarf_version are negative,
1967 instead test !global_options_set.x_dwarf_*.
1968 * config/darwin.c (darwin_override_options): Default to
1970 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1971 and -fno-debug-types-section are now the default.
1973 2012-04-25 Jan Hubicka <jh@suse.cz>
1975 * cgraphunit.c: Update toplevel comment.
1976 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1977 (cgraph_analyze_function): Make static.
1978 (cgraph_decide_is_function_needed): Make static.
1979 (cgraph_add_new_function): Use expand_function instead of
1980 rest_of_compilation.
1981 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1982 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1984 (cgraph_inline_p): Remove.
1985 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1986 (init_cgraph): Add comment.
1987 * cgraphbuild.c (record_reference, mark_address, mark_load,
1988 mark_store): Do not call analyze_expr hook.
1989 * cgraph.c: Update toplevel comment.
1990 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1991 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1992 Move fere from cgraphunit.c
1993 (cgraph_mark_force_output_node): Move to cgraph.h
1994 * cgraph.h: Reorder so the comments match the function placement.
1995 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1996 (cgraph_mark_force_output_node): Move here from cgraph.c
1997 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1998 * ipa-inline-transform.c (preserve_function_body_p): New function.
1999 (inline_transform): Update.
2000 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2001 * langhooks.h (lang_hooks_for_callgraph): Remove.
2002 (lang_hooks): Remove callgraph.
2003 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2004 * varpool.c: Remove out of date comment.
2005 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2006 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2008 2012-04-25 Jan Hubicka <jh@suse.cz>
2011 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2012 forward declaration.
2013 (cgraph_finalize_function): Finalize them here.
2014 * symtab.c (dump_symtab): Dump ctors and dtors.
2016 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2019 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2020 larger than maxbits. Don't compute maxbits modulo align.
2021 Also check that unit bytes long store at bitpos / unit * unit
2022 doesn't affect bits beyond bitregion_end.
2023 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2024 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2025 (store_split_bit_field): Decrease unit close to end of bitregion_end
2026 if access is restricted in order to avoid mutual recursion.
2028 PR tree-optimization/53058
2029 * double-int.h (double_int_max_value, double_int_min_value): New
2031 * double-int.c (double_int_max_value, double_int_min_value): New
2033 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2034 or GT_EXPR with double_int_max_value instead of double_int_mask.
2036 2012-04-25 Richard Guenther <rguenther@suse.de>
2038 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2039 * tree-vect-loop.c (vect_transform_loop): Adjust.
2040 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2041 the maximum number of iterations for the epilogue loop.
2042 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2044 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2047 * c-typeck.c (set_nonincremental_init,
2048 set_nonincremental_init_from_string): Pass true instead of false
2049 as IMPLICIT to add_pending_init.
2051 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2053 * c-typeck.c (pop_init_level): Improve diagnostics.
2055 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2057 * compare-elim.c (try_eliminate_compare): Also handle operands with
2058 implicit extensions.
2060 2012-04-25 Alan Modra <amodra@gmail.com>
2062 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2063 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2064 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2065 (no_global_regs_above): Delete.
2066 (no_global_regs): New function.
2067 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2068 value for load multiple test.
2069 (savres_routine_syms): Increase size.
2070 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2071 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2072 rather than a number of boolean flags. Update all callers.
2073 (rs6000_savres_routine_name): Generate vector save/restore names.
2074 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2075 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2076 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2077 and using_store_multiple. Expand uses. Don't always use r11 as
2078 frame reg when needed for out-of-line saves. Set up initial offset
2079 for out-of-line vector saves when buying stack frame. Handle pointer
2080 reg setup for out-of-line fp save. Emit call to out-of-line vector
2081 save function. Choose r11 or r12 for vrsave reg when available for
2083 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2084 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2085 from back-chain to suit out-of-line vector restore functions. Emit
2086 call to out-of-line vector restore function. Adjust register used
2087 for cr restore. Tweak pointer register setup for gpr restore.
2088 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2090 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2091 (V_SAVE_INLINE): Define.
2092 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2094 2012-04-25 Alan Modra <amodra@gmail.com>
2096 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2097 out-of-line save/restore for large frames. Don't disable
2098 out-of-line saves on ABI_AIX when using static chain reg.
2099 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2100 clobber static chain reg, and tweak for out-of-line gpr saves
2103 2012-04-25 Alan Modra <amodra@gmail.com>
2105 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2106 (rs6000_emit_prologue): Use the above to catch register overlap.
2108 2012-04-25 Alan Modra <amodra@gmail.com>
2110 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2111 decl. Move logic selecting update reg to callers. Update all callers.
2112 (rs6000_emit_allocate_stack): Add copy_off param.
2113 (emit_frame_save): Don't handle reg+reg addressing.
2114 (ptr_regno_for_savres): New function, extracted from..
2115 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2116 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2117 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2118 frame offset adjustment for out-of-line save with copy from sp.
2119 Simplify condition controlling whether cr is saved early or
2120 late. Use ptr_regno_for_savres to verify correct reg is set
2121 up for out-of-line saves. Pass the actual pointer reg used to
2122 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2123 function. Rearrange spe vars so code is similar to that
2124 elsewhere in this function. Don't update frame_off when spe
2125 save code will restore r11. Use emit_frame_save for spe and
2126 gpr saves. Consolidate darwin out-of-line gpr setup with that
2127 for other abis. Don't assume frame_offset is zero and frame
2128 reg is sp when setting up altivec reg saves, and calculate
2129 exact offset requirement.
2130 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2131 spe restore code. Consolidate darwin out-of-line gpr setup
2132 with that for other abis.
2134 2012-04-25 Alan Modra <amodra@gmail.com>
2136 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2137 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2139 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2141 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2142 and emit_frame_save calls. Cope with possibly missing note.
2144 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2146 * config/i386/i386.c (build_processor_model_struct): New function.
2147 (make_var_decl): New function.
2148 (fold_builtin_cpu): New function.
2149 (ix86_fold_builtin): New function.
2150 (make_cpu_type_builtin): New function.
2151 (ix86_init_platform_type_builtins): New function.
2152 (ix86_expand_builtin): Expand new builtins by folding them.
2153 (ix86_init_builtins): Make new builtins to detect CPU type.
2154 (TARGET_FOLD_BUILTIN): New macro.
2155 (IX86_BUILTIN_CPU_INIT): New enum value.
2156 (IX86_BUILTIN_CPU_IS): New enum value.
2157 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2158 * config/i386/i386-builtin-types.def: New function type.
2159 * testsuite/gcc.target/builtin_target.c: New testcase.
2160 * doc/extend.texi: Document builtins.
2162 2012-04-24 Olivier Hainque <hainque@adacore.com>
2164 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2165 * toplev.c (process_options): Default to dwarf_version 2.
2166 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2167 and dwarf_version 2.
2169 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2171 * tree-pretty-print.h (default_tree_printer): Do not declare.
2172 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2174 (default_tree_diagnostic_starter): Make static.
2175 (default_tree_printer): Move to here. Make static.
2176 (tree_diagnostics_defaults): New.
2177 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2178 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2179 * toplev.c: Do not include tree-pass.h.
2180 (default_tree_printer): Move from here.
2181 (general_init): Use tree_diagnostics_defaults.
2183 2012-04-24 Chao-ying Fu <fu@mips.com>
2185 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2186 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2187 * config/mips/gnu-user.h
2188 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2189 (GNU_USER_TARGET_LINK_SPEC): New define.
2190 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2191 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2192 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2193 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2194 GNU_USER_TARGET_ENDFILE_SPEC.
2195 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2196 (GNU_USER_TARGET_LINK_SPEC): New define.
2197 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2198 * config/mips/linux-common.h: New file.
2200 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2203 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2204 (altivec_build_resolved_builtin): Call fully_fold_convert.
2206 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2209 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2211 2012-04-24 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/53085
2214 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2217 2012-04-24 Richard Guenther <rguenther@suse.de>
2219 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2222 2012-04-24 Jim Meyering <meyering@redhat.com>
2224 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2225 absence of an define_enum call.
2227 2012-04-24 Richard Guenther <rguenther@suse.de>
2229 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2230 the epilogue loop is not re-used as unvectorized version
2231 record the its maximum number of iterations.
2233 2012-04-24 Andrew Pinski <apinski@cavium.com>
2235 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2236 Don't directly use def1/def2.
2238 2012-04-24 Richard Guenther <rguenther@suse.de>
2240 PR tree-optimization/53098
2241 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2244 2012-04-24 Andrew Pinski <apinski@cavium.com>
2247 * tree-ssa-forwprop.c (defcodefor_name): New function.
2248 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2249 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2250 Simplify "(~X | Y) & X" to "X & Y" and
2251 "(~X & Y) | X" to "X | Y".
2253 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2255 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2256 validate_change to add clobbers if IN_GROUP is nonzero.
2257 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2258 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2260 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2262 * config/s390/s390.c (insn_invalid_p): Likewise.
2264 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2267 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2268 (output_addressed_constants): Likewise.
2271 * varasm.c (get_section): Don't ICE for section conflicts with
2272 built-in section kinds.
2274 2012-04-23 DJ Delorie <dj@redhat.com>
2276 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2277 (LIBSTDCXX): Change to CPP2.
2279 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2282 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2285 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2288 (*addsi_2_zext): Ditto.
2289 (*add<mode>_3): Ditto.
2290 (*addsi_3_zext): Ditto.
2291 (*add<mode>_5): Ditto.
2293 2012-04-23 Andrew Pinski <apinski@cavium.com>
2295 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2296 (C & B) to (A OP0) & B.
2298 2012-04-23 Martin Jambor <mjambor@suse.cz>
2300 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2301 temporaries created for a bitfield (reverting revision 122014).
2303 2012-04-23 Richard Guenther <rguenther@suse.de>
2305 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2306 the condition using is_gimple_condexpr and avoid the not necessary
2308 (set_prologue_iterations): Likewise.
2309 (vect_loop_versioning): Likewise.
2311 2012-04-23 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/53070
2314 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2315 (main_tree_if_conversion): Verify we succeeded in that.
2317 2012-04-23 Jan Hubicka <jh@suse.cz>
2319 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2320 mark_reahcable_node.
2321 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2322 (cgraph_mark_reachable_node): Remove.
2323 (cgraph_mark_force_output_node): Do not set reachable.
2324 (dump_cgraph_node): Do not dump reachable.
2325 (cgraph_create_virtual_clone): Do not set reachable.
2326 * cgraph.h (cgraph_node): Remove reachable flag.
2327 (varpool_node): Remove reachable flag.
2328 (cgraph_mark_if_needed): Remove.
2329 (cgraph_mark_reachable_node): Remove.
2330 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2331 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2333 (cgraph_add_new_function): Likewise.
2334 (cgraph_mark_if_needed): Remove.
2335 (cgraph_analyze_function): Do not set target as reachable.
2336 (process_function_and_variable_attributes): Do not care about
2338 (cgraph_analyze_functions): Do not set reachable flags.
2339 (cgraph_mark_functions_to_output): Do not check reachability.
2340 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2341 (dbxout_expand_expr): Update.
2342 * c-decl.c (merge_decls): Do not track changed externs.
2343 * ipa.c: Include pointer-set.h
2344 (enqueue_cgraph_node): Use reachable pointer set.
2345 (process_references): Likewise.
2346 (cgraph_remove_unreachable_nodes): Likewise.
2347 (whole_program_function_and_variable_visibility): Do not recompute
2349 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2351 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2353 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2355 2012-04-23 Richard Guenther <rguenther@suse.de>
2358 * c-typeck.c (build_binary_op): Fix typo.
2360 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2362 PR tree-optimizations/52891
2363 * tree-vect-patterns.c (adjust_bool_pattern): Use
2364 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2365 but with non-standard precision.
2367 2012-04-22 Jan Hubicka <jh@suse.cz>
2369 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2372 2012-04-22 Jan Hubicka <jh@suse.cz>
2374 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2375 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2376 mark_load, mark_store): Do not mark varpool nodes as needed.
2377 * cgraph.c (cgraph_new_nodes): Remove.
2378 (cgraph_create_function_alias): Do not mark nodes as reachable.
2379 (cgraph_add_thunk): Likewise.
2380 (cgraph_mark_reachable_node): Do not manage the queue.
2381 * cgraph.h (cgraph_node): Remove next_needed.
2382 (varpool_nodes_queue): Remove next_needed and prev_needed.
2383 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2384 (cgraph_new_nodes): Declare.
2385 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2386 (varpool_analyze_pending_decls): Remove.
2387 (varpool_analyze_node): New.
2388 (varpool_mark_needed_node): Remove.
2389 (varpool_first_variable, varpool_next_variable): New inlines.
2390 (varpool_first_static_initializer, varpool_next_static_initializer):
2392 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2393 (varpool_first_defined_variable): New inline.
2394 (varpool_next_defined_variable): New inline
2395 (FOR_EACH_VARIABLE): Reimplement.
2396 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2397 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2399 * cgraphunit.c (cgraph_new_nodes): Declare here.
2400 (enqueue_node): New function.
2401 (cgraph_process_new_functions): update for new
2402 node set; when constructing cgraph enqueue node for processing.
2403 (cgraph_add_new_function): Use new node set.
2404 (process_function_and_variable_attributes): Do not set varpool needed
2406 (referred_to_p): New function.
2407 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2408 when varpool is in construction.
2409 (cgraph_analyze_functions): Rewrite.
2410 (cgraph_expand_all_functions): Update.
2411 (cgraph_output_in_order): Do not analyze pending decls; do not set
2413 (cgraph_optimize): Do not analyze pending decls.
2414 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2415 in other partition; do not mark node as needed.
2416 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2417 (premark_types_used_by_global_vars_helper): Likewise.
2418 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2419 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2421 (function_and_variable_visibility): Do not mark node as needed.
2422 (whole_program_function_and_variable_visibility): Likewise.
2423 * Makefile.in (gt-varpool.h): No longer needed.
2424 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2425 (ipa_write_summaries): Do not use needed flag.
2426 * varpool.c: Do not include gt-varpool.h
2427 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2428 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2429 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2431 (varpool_remove_node): Do not update the lists.
2432 (dump_varpool_node): Do not dump needed flag.
2433 (varpool_enqueue_needed_node): Remove.
2434 (varpool_mark_needed_node): Remove.
2435 (varpool_reset_queue): Remove.
2436 (varpool_finalize_decl): Move to cgraphunit.c
2437 (varpool_analyze_node): New functions based on former
2438 varpool_analyze_pending_decls.
2439 (varpool_analyze_pending_decls): Remove.
2440 (varpool_assemble_decl): Do not update the lists.
2441 (enqueue_node): New function.
2442 (varpool_remove_unreferenced_decls): Rewrite.
2443 (varpool_empty_needed_queue): Remove.
2444 (add_new_static_var): Do not mark node as needed.
2445 (varpool_create_variable_alias): Handle expansion state
2447 * except.c (output_ttype): Do not mark node as needed.
2448 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2449 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2451 * tree-switch-conversion.c (build_one_array): Likewise.
2453 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2456 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2457 * common.opt (Wpedantic): New.
2458 (pedantic): Alias Wpedantic.
2459 * diagnostic.c (warning_at): Likewise.
2460 * c-decl.c (diagnose_mismatched_decls): Likewise.
2461 (build_array_declarator): Likewise.
2462 (mark_forward_parm_decls):
2463 (check_bitfield_type_and_width): Likewise.
2464 (grokdeclarator): Likewise.
2465 (grokfield): Likewise.
2466 (finish_struct): Likewise.
2467 (build_enumerator): Likewise.
2468 (store_parm_decls_oldstyle): Likewise.
2469 (declspecs_add_qual): Likewise.
2470 (declspecs_add_type): Likewise.
2471 (finish_declspecs): Likewise.
2472 * c-typeck.c (composite_type): Likewise.
2473 (comp_target_types): Likewise.
2474 (build_array_ref): Likewise.
2475 (pointer_diff): Likewise.
2476 (build_unary_op): Likewise.
2477 (build_conditional_expr): Likewise.
2478 (build_c_cast): Likewise.
2479 (convert_for_assignment): Likewise.
2480 (maybe_warn_string_init): Likewise.
2481 (digest_init): Likewise.
2482 (pop_init_level): Likewise.
2483 (set_init_index): Likewise.
2484 (c_finish_goto_label): Likewise.
2485 (c_finish_return): Likewise.
2486 (do_case): Likewise.
2487 (build_binary_op): Likewise.
2488 * c-parser.c (static): Likewise.
2489 (c_parser_external_declaration): Likewise.
2490 (c_parser_declaration_or_fndef): Likewise.
2491 (c_parser_static_assert_declaration_no_se): Likewise.
2492 (c_parser_enum_specifier): Likewise.
2493 (c_parser_struct_or_union_specifier): Likewise.
2494 (c_parser_struct_declaration): Likewise.
2495 (c_parser_alignas_specifier): Likewise.
2496 (c_parser_braced_init): Likewise.
2497 (c_parser_initelt): Likewise.
2498 (c_parser_compound_statement_nostart): Likewise.
2499 (c_parser_conditional_expression): Likewise.
2500 (c_parser_alignof_expression): Likewise.
2501 (c_parser_postfix_expression): Likewise.
2502 (c_parser_postfix_expression_after_paren_): Likewise.
2503 (c_parser_objc_class_instance_variables): Likewise.
2504 (c_parser_objc_method_definition): Likewise.
2505 (c_parser_objc_methodprotolist): Likewise.
2507 2012-04-22 Ian Lance Taylor <iant@google.com>
2509 * godump.c (go_output_typedef): Dump size of structs.
2511 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2513 Correcting transform_to_exit_first_loop + fix to PR46886
2514 * tree-parloops.c (transform_to_exit_first_loop): Remove
2515 setting of number of iterations according to the loop pattern.
2516 Duplicate from entry to exit->src instead of loop->latch.
2517 (pallelize_loops): Remove the condition preventing do-while loops.
2518 * tree-cfg.c (bool bb_in_region_p): New.
2519 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2520 Adjust redirection of the duplicated iteration.
2522 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2525 * rtl.def (ADDRESS): Use "i" rather than "w".
2526 * rtl.h (find_base_term): Delete.
2527 (may_be_sp_based_p): Declare.
2528 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2529 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2530 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2532 (find_base_term): Make static.
2533 (may_be_sp_based_p): New function.
2534 * dse.c (record_store): Use it.
2535 * store-motion.c (store_killed_in_insn): Likewise.
2537 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2539 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2541 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2544 * c-typeck.c (inform_declaration): New.
2545 (build_function_call_vec): Do not pretty-print
2546 expressions when caret is enabled.
2547 (convert_arguments): Use inform_declaration.
2549 2012-04-20 Jim Meyering <meyering@redhat.com>
2551 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2552 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2554 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2556 PR rtl-optimization/44214
2557 * fold-const.c (exact_inverse): New function.
2558 (fold_binary_loc): Fold vector and complex division by constant into
2559 multiply by recripocal with flag_reciprocal_math; fold vector division
2560 by constant into multiply by reciprocal with exact inverse.
2562 2012-04-20 Jan Hubicka <jh@suse.cz>
2564 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2566 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2567 (cgraph_remove_node): Update.
2568 (cgraph_mark_needed_node): Remove.
2569 (cgraph_mark_force_output_node): New.
2570 (dump_cgraph_node): Do not dump needed flag.
2571 (cgraph_node_cannot_be_local_p_1): Update.
2572 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2573 * cgraph.h (symtab_node_base): Add force_output flag.
2574 (cgraph_node): Remove needed flag.
2575 (varpool_node): Remove force_output flag.
2576 (cgraph_mark_needed_node): Remove.
2577 (cgraph_mark_force_output_node): New.
2578 (cgraph_only_called_directly_or_aliased_p,
2579 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2580 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2581 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2582 (cgraph_add_new_function): Update.
2583 (cgraph_mark_if_needed): Update.
2584 (verify_cgraph_node): Update.
2585 (cgraph_analyze_function): Alias target is reachable.
2586 (process_function_and_variable_attributes): Update: externally_visible
2587 flag makes function reachable.
2588 (cgraph_analyze_functions): Update dumping.
2589 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2590 input_overwrite_node, input_varpool_node): Update streaming.
2591 * lto-streamer-out.c (produce_symtab): Use force_output.
2592 * ipa.c (process_references): Weakrefs must be processed.
2593 (cgraph_remove_unreachable_nodes): Likewise; update for new
2595 (varpool_externally_visible_p): Weakrefs are externally visible
2596 even if they are not.
2597 (function_and_variable_visibility): Update; when processing alias
2598 pair force the targets to be output.
2599 (whole_program_function_and_variable_visility): Use
2600 mark_reachable_node.
2601 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2602 (ipa_tm_mark_force_output_node): New function.
2603 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2604 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2606 * varasm.c (mark_decl_referenced): Update.
2607 (find_decl_and_mark_needed): Remove.
2608 (find_decl): New function.
2609 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2610 alias targets as needed.
2611 (dump_tm_clone_pairs): Update.
2612 * tree-inline.c (copy_bb): Update check.
2613 * symtab.c (dump_symtab_base): Dump force_output.
2614 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2615 * passes.c (execute_todo): Fix dumping.
2616 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2617 (varpool_analyze_pending_decls): Alias target is reachable.
2618 (varpool_create_variable_alias): Finalize weakrefs.
2620 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2623 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2624 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2625 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2626 macros instead of constants.
2627 * dse.c (record_store): Check for SP ADDRESS by comparing
2628 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2629 XEXP to be stack_pointer_rtx.
2631 2012-04-20 Richard Guenther <rguenther@suse.de>
2633 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2634 update_call_from_tree when propagating into a call.
2636 2012-04-20 Alan Modra <amodra@gmail.com>
2638 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2639 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2640 sp_offset to frame_off. Move world save code earlier.
2642 2012-04-20 Richard Guenther <rguenther@suse.de>
2644 PR tree-optimization/53050
2645 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2646 Do only one transform on COND_EXPRs at the same time.
2648 2012-04-19 Jan Hubicka <jh@suse.cz>
2650 * symtab.c (dump_symtab_base): Revert accidental checkin.
2652 2012-04-20 Alan Modra <amodra@gmail.com>
2655 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2656 static chain, set REST_INLINE_FPRS too.
2658 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2660 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2663 2012-04-20 Richard Guenther <rguenther@suse.de>
2665 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2666 loops that can never run more often than the vectorization factor.
2668 2012-04-19 Jan Hubicka <jh@suse.cz>
2670 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2672 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2674 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2676 2012-04-19 Jim Meyering <meyering@redhat.com>
2678 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2679 We verified above that the string(including trailing NUL) fits in buf,
2682 2012-04-19 Richard Guenther <rguenther@suse.de>
2684 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2685 for dumping DECL_SECTION_NAME.
2687 2012-04-19 Michael Matz <matz@suse.de>
2690 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2691 (struct tree_vector): Adjust GTY length.
2692 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2694 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2696 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2697 caller emitted the length calulation already.
2698 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2699 before handling any of the fields for structs.
2701 2012-04-19 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/53031
2704 * tree-vrp.c (adjust_range_with_scev): Revert back to
2705 using max_loop_iterations.
2707 2012-04-19 Michael Matz <matz@suse.de>
2709 * diagnostic.c (emit_diagnostic): Move va_end call after user
2711 (warning, warning_at, pedwarn, permerror): Ditto.
2713 2012-04-19 Richard Guenther <rguenther@suse.de>
2715 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2718 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2721 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2722 the case *(X+const).
2724 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2726 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2728 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2731 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2732 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2734 2012-04-19 Richard Guenther <rguenther@suse.de>
2736 PR rtl-optimization/44688
2737 * loop-iv.c (determine_max_iter): Only return max_iter.
2738 (iv_number_of_iterations): Also use the recorded loop bound
2739 on the maximum number of iterations.
2740 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2741 max_iter to avoid unrolling loops that do not roll.
2742 (decide_unroll_stupid): Likewise.
2744 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2746 * targhooks.c (default_case_values_threshold): Fix code style nit.
2748 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2749 case range and type folding from here...
2750 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2751 type, as documented in tree.def.
2753 2012-04-18 Jan Hubicka <jh@suse.cz>
2755 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2757 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2758 cgraph hash and same comdat groups.
2759 (cgraph_optimize): Verify symbol table.
2760 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2761 (dissolve_same_comdat_group_list): Work on symtab nodes.
2762 (function_and_variable_visibility): Dissolve variable same comdat group
2764 * symtab.c: Include timevar.h
2765 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2767 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2769 * tree-switch-conversion.c (info): Remove global pass info.
2770 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2771 free_temp_arrays, gather_default_values, build_constructors,
2772 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2773 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2774 (process_switch): ... here. Unify message format. Return a const
2775 char pointer to the failure reason message.
2776 (do_switchconv): Unify message format. Update process_switch usage.
2778 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2779 * tree-cfg.c (edge_to_cases): Fix documentation.
2781 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2783 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2785 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2787 PR tree-optimization/52976
2788 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2789 (possibly_move_powi): New function.
2790 (rewrite_expr_tree): Call possibly_move_powi.
2791 (rewrite_expr_tree_parallel): Likewise.
2792 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2793 call add_to_ops_vec instead.
2795 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2797 PR tree-optimization/52976
2798 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2799 (decrement_power): Likewise.
2800 (propagate_op_to_single_use): Likewise.
2801 (zero_one_operation): Handle __builtin_pow* calls in linearized
2802 expression trees; factor logic into propagate_op_to_single_use.
2803 (undistribute_ops_list): Allow operands with repeat counts > 1.
2805 2012-04-18 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/44688
2808 * cfgloop.h (record_niter_bound): Declare.
2809 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2810 Update the estimation with the upper bound here...
2811 (estimate_numbers_of_iterations_loop): ... instead of here.
2812 Do not forcefully reset a recorded upper bound.
2813 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2814 Record the maximum number of loop iterations of the prologue loop.
2816 2012-04-18 Jan Hubicka <jh@suse.cz>
2818 * lto-symtab.c (lto_cgraph_replace_node): Update.
2819 * cgraphbuild.c (record_reference, record_type_list,
2820 record_eh_tables, mark_address, mark_load, mark_store): Update.
2821 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2822 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2824 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2825 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2826 * reload.c: Fix typo in comment.
2827 * rtlanal.c: Likewise.
2828 * tree-emultls.c (gen_emutls_addr): Update.
2829 * ipa-reference.c (analyze_function): Update.
2830 * cgraphunit.c (cgraph_analyze_function,
2831 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2833 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2834 (ipa_remove_reference): Likewise.
2835 (ipa_remove_all_refering): Rename to ...
2836 (ipa_remove_all_referring): ... this one; update.
2837 (ipa_dump_references): Update.
2838 (ipa_dump_referring): Update.
2839 (ipa_clone_references): Update.
2840 (ipa_clone_refering): Rename to ...
2841 (ipa_clone_referring): ... this one; update.
2842 (ipa_ref_cannot_lead_to_return): Update.
2843 (ipa_ref_has_aliases_p): Update.
2844 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2846 (ipa_ref_type): Remove.
2847 (ipa_ref_ptr_u): Remove.
2848 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2849 and refered_type; add referring, referred and referred_index.
2850 (ipa_ref_list): Rename refering to referring.
2851 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2852 ipa_clone_references, ipa_clone_referring): Update prototypes.
2853 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2854 (lto_output_ref): Update.
2855 (add_references): Update.
2856 (input_varpool_node): Update.
2857 (input_refs): Update.
2858 * ipa-ref-inline.h (ipa_ref_node): Update.
2859 (ipa_ref_varpool_node): Update.
2860 (ipa_ref_referring_node): Update.
2861 (ipa_ref_referring_varpool_node): Update.
2862 (ipa_ref_referring_ref_list): Update.
2863 (ipa_ref_referred_ref_list): Update.
2864 (ipa_ref_list_first_referring): Update.
2865 (ipa_empty_ref_list): Update.
2866 (ipa_ref_list_refering_iterate): Rename to ...
2867 (ipa_ref_list_referring_iterate): ... this one.
2868 * cse.c: Update comment.
2869 * ipa-utils.c (ipa_reverse_postorder): Update.
2870 * tree-ssa-alias.c: Update.
2871 * ipa-inline.c (reset_edge_caches): Update.
2872 (update_caller_keys): Update.
2873 * ipa-inline.h: Update comments.
2874 * jump.c: Update comment.
2875 * alias.c: Likewise.
2876 * ipa.c (process_references): Update.
2877 (cgraph_remove_unreachable_nodes): Likewise.
2878 (ipa_discover_readonly_nonaddressable_var): Likewise.
2879 (cgraph_address_taken_from_non_vtable_p): Likewise.
2880 * trans-mem.c (ipa_tm_execute): Update.
2881 * simplify-rtx.c: Fix comment.
2882 * rtl.c: Fix comment.
2883 * symtab.c (symtab_unregister_node): Update.
2884 * varpool.c (dump_varpool_node): Update.
2885 (varpool_analyze_pending_decls): Update.
2886 (assemble_aliases): Update.
2887 (varpool_for_node_and_aliases): Update.
2889 2012-04-18 Richard Guenther <rguenther@suse.de>
2891 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2892 use_undefined_p parameter.
2893 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2894 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2896 (estimate_numbers_of_iterations): Likewise.
2897 (estimated_loop_iterations): Adjust.
2898 (max_loop_iterations): Likewise.
2899 (scev_probably_wraps_p): Likewise.
2900 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2901 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2902 not max_loop_iterations.
2903 (execute_vrp): Remove explicit number of iterations estimation.
2905 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2907 * config/i386/linux-common.h: New.
2909 * config.gcc: Add i386/linux-common.h before
2910 all i386/linux.h and i386/linux64.h usages.
2912 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2913 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2914 * config/i386/gnu-user64.h: Likewise.
2916 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2917 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2918 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2919 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2921 2012-04-18 Jan Hubicka <jh@suse.cz>
2923 * cgraph.c (cgraph_node_name): Remove.
2924 (dump_cgraph_node): Use dump_symtab_base; reformat.
2925 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2926 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2928 (cgraph_node_name, varpool_node_name): Remove.
2929 (cgraph_node_asm_name, varpool_node_asm_name,
2930 cgraph_node_name, varpool_node_name): New.
2931 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2932 (TODO_dump_symtab): ... this one.
2933 * ipa-cp (pass_ipa_cp): Update.
2934 * ia-reference.c (generate_summary, read_write_all_from_decl,
2935 propagate, ipa_reference_read_optimization_summary): Update.
2936 * cgraphunit.c (cgraph_analyze_functions): Update.
2937 (cgraph_optimize): Update.
2938 * ipa-ref.c (ipa_dump_references): Update.
2939 (ipa_dump_refering): Update.
2940 * ipa-inline.c (pass_ipa_inline): Update.
2941 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2942 * ipa.c (pass_ipa_function_visibility,
2943 pass_ipa_whole_program_visibility): Update.
2944 * tree-sra.c (pass_early_ipa_sra): Update.
2945 * symtab.c: Include langhooks.h
2946 (symtab_node_asm_name): New.
2947 (symtab_node_name): New.
2948 (symtab_type_names): New static var.
2949 (dump_symtab_base): New.
2950 (dump_symtab_node, dump_symtab): New.
2951 (debug_symtab_node, debug_symtab): New.
2952 * tree-ssa-structalias.c: Dump symbol table.
2953 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2954 of TODO_dump_cgraph.
2955 * varpoo.c (varpool_node_name): Remove.
2956 (dump_varpool_node): Use dump_symtab_base; reformat.
2958 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2960 * doc/invoke.texi (Language Independent Options): @item should be
2963 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2966 * rtl.c (rtx_code_size): Handle ADDRESS.
2968 2012-04-17 Tom de Vries <tom@codesourcery.com>
2970 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2973 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/sync.md (atomic_<code><mode>): Rename to
2977 atomic_<logic><mode>.
2979 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2981 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2982 * alias.c (reg_base_value): Expand and update comment.
2983 (arg_base_value): New variable.
2984 (unique_id): Move up file.
2985 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2986 (find_base_value): Use arg_base_value and known_base_value_p.
2987 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2988 (find_base_term): Use known_base_value_p.
2989 (base_alias_check): Use unique_base_value_p.
2990 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2991 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2993 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2995 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2997 2012-04-17 Michael Matz <matz@suse.de>
2999 PR tree-optimization/18437
3000 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3001 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3002 (vect_check_strided_load): Declare.
3003 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3004 (vect_analyze_data_refs): Use it to accept strided loads.
3005 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3007 2012-04-17 Richard Guenther <rguenther@suse.de>
3010 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3011 loops when redirecting an entry or latch edge.
3013 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3015 * sel-sched.c (sel_global_init): Revert previous change.
3017 2012-04-17 Richard Guenther <rguenther@suse.de>
3019 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3020 * tree.h (array_at_struct_end_p): ... here.
3021 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3022 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3024 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3026 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3027 COST_TABLE): Remove.
3028 (estimate_case_costs): Remove.
3029 (expand_case): Do not call estimate_case_costs
3030 to set use_cost_table.
3031 (balance_case_nodes): Do not use use_cost_table.
3033 2012-04-16 Jan Hubicka <jh@suse.cz>
3035 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3036 (hash_node, eq_node): Remove.
3037 (cgraph_create_node): Do not handle hashtable.
3038 (cgraph_get_node): Remove.
3039 (cgraph_insert_node_to_hashtable): Remove.
3040 (hash_node_by_assembler_name): Remove.
3041 (eq_assembler_name): Remove.
3042 (cgraph_node_for_asm): Rewrite.
3043 (cgraph_find_replacement_node): Break out from ...
3044 (cgraph_remove_node): ... here; do not maintain hashtables.
3045 (change_decl_assembler_name): Remove.
3046 (cgraph_clone_node): Do not maintain hashtables.
3047 * cgraph.h (const_symtab_node): New typedef.
3048 (cgraph_insert_node_to_hashtable): Remove.
3049 (symtab_get_node, symtab_node_for_asm,
3050 symtab_insert_node_to_hashtable): Declare.
3051 (cgraph_find_replacement_node): Declare.
3052 (cgraph_get_node, varpool_get_node): Turn into inlines.
3053 (cgraph, varpool): Work sanely on NULL pointers.
3054 (FOR_EACH_SYMBOL): New walker.
3055 * ipa-inline-transform.c (save_inline_function_body): Use
3056 symtab_insert_node_to_hashtable.
3057 * symtab.c: Include ggc.h and diagnostics.h
3058 (symtab_hash, assembler_name_hash): New static vars;
3059 (hash_node, eq_node, hash_node_by_assembler_name,
3060 eq_assembler_name, insert_to_assembler_name_hash,
3061 unlink_from_assembler_name_hash): New.
3062 (symtab_register_node): Update hashtables.
3063 (symtab_insert_node_to_hashtable): New.
3064 (symtab_unregister_node): Update hashtables.
3065 (symtab_get_node): New.
3066 (symtab_node_for_asm): New.
3067 (change_decl_assembler_name): New.
3068 * Makefile.in (symtab.o): Needs GTY.
3069 * varpool.c (varpool_hash): Remove.
3070 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3071 (varpool_node): Rewrite using varpool_get_node.
3072 (varpool_remove_node): DO not maintain hashtables.
3073 (varpool_node_for_asm): Rewrite.
3075 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3077 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3078 when describing the current behavior of GCC.
3080 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3082 * genemit.c (gen_exp): Remove ADDRESS handling.
3083 * genoutput.c (scan_operands): Likewise.
3084 * genpeep.c (match_rtx): Likewise.
3085 * genrecog.c (add_to_sequence): Likewise.
3087 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3089 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3091 2012-04-16 Martin Jambor <mjambor@suse.cz>
3093 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3096 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3099 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3100 hints for 'A' operand types.
3102 2012-04-16 Jan Hubicka <jh@suse.cz>
3104 * cgraph.h (symtab_node_base): Add next and previous pointers.
3105 (cgraph_node): Remove next and preivous pointers.
3106 (varpool_node): Likewise; remove next/previous GTY marker;
3107 it is not type safe.
3108 (symtab_node_def): Update GTY marker
3109 (x_cgraph_nodes, cgraph_nodes): Remove.
3110 (symtab_nodes): New function.
3111 (cgraph_order): Rename to ...
3112 (symtab_order): ... this one.
3113 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3115 (x_varpool_nodes, varpool_nodes): Remove.
3116 (FOR_EACH_STATIC_VARIABLE): Update.
3117 (symtab_function_p, symtab_variable_p): New function.
3118 (FOR_EACH_VARIABLE): Update.
3119 (varpool_first_variable, varpool_next_variable): New functions.
3120 (FOR_EACH_VARIABLE): Update.
3121 (cgraph_first_defined_function): Update.
3122 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3123 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3124 (cgraph_first_function, cgraph_next_function): New.
3125 (FOR_EACH_FUNCTION): Update.
3126 (cgraph_first_function_with_gimple_body,
3127 cgraph_next_function_with_gimple_body): Update.
3128 * symtab.c: New file.
3129 * cgraph.c: Update copyright dates.
3130 (x_cgraph_nodes, cgraph_order): Remove.
3131 (NEXT_FREE_NODE): Update.
3132 (SET_NEXT_FREE_NODE): New.
3133 (cgraph_create_node_1): Remove common code.
3134 (cgraph_create_node): Remove common code; call symtab_register_node.
3135 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3136 (cgraph_add_asm_node): Update.
3137 (cgraph_clone_node): Register new node.
3138 * cgraphunit.c (process_function_and_variable_attributes): Update.
3139 (cgraph_analyze_functions): Update.
3140 (cgraph_analyze_functions): Update.
3141 (cgraph_output_in_order): Update.
3142 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3144 * ipa-inline.c (recursive_inlining): Update.
3145 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3146 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3147 * Makefile.in: Add symtab.o
3148 * varpool.c (x_varpool_nodes): Remove
3149 (varpool_node): Remove common code; call symtab_register_node.
3150 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3152 2012-04-16 Richard Guenther <rguenther@suse.de>
3155 * tree.h (VECTOR_CST_NELTS): Adjust.
3156 (struct tree_vector): Add explicit length field.
3157 (make_vector_stat): Declare.
3158 (make_vector): Define.
3159 * tree.c (make_vector_stat): New function.
3160 (build_vector_stat): Use it.
3161 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3163 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3165 PR tree-optimization/52976
3166 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3167 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3169 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3171 2012-04-16 Jan Hubicka <jh@suse.cz>
3173 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3175 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3176 walkers to walk cgraph and varpool.
3177 * cgraph.c (cgraph_node_for_asm): Likewise.
3178 (dump_cgraph): Likewise.
3179 * value-prof.c (init_node_map): Likewise.
3180 * tree.c (free_lang_data_in_cgraph): Likewise.
3181 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3182 * ipa-reference.c (generate_summary, propagate): Likewise.
3183 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3184 cgraph_mark_functions_to_output, cgraph_output_in_order,
3185 output_weakrefs, cgraph_materialize_all_clones,
3186 cgraph_optimize): Likewise.
3187 * lto-cgraph.c (merge_profile_summaries): Likewise.
3188 (input_cgraph): Likewise.
3189 * ipa-pure-const.c (generate_summary): Likewise.
3190 (propagate): Likwise.
3191 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3192 (ipa_free_postorder_info): Likewise.
3193 (ipa_reverse_postorder): Likewise.
3194 * ipa-inline.c (ipa_inline): Likewise.
3195 * matrix-reorg.c (find_matrices_decl): Likewise.
3196 (matrix_reorg): Likewise.
3197 * tree-vectorizer.c (increase_alignment): Likewise.
3198 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3199 (function_and_variable_visibility): Likewise.
3200 (whole_program_function_and_variable_visibility): Likewise.
3201 (ipa_cdtor_merge): Likewise.
3202 * trans-mem.c (ipa_tm_execute): Likewise.
3203 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3204 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3205 (ipa_print_all_params): Likewise.
3206 (ipa_update_after_lto_read): Likewise.
3207 * tree-profie.c (tree_profiling): Likewise.
3208 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3209 * passes.c (dump_passes): Likewise.
3210 (do_per_function): Likewise.
3211 (ipa_write_summaries): Likewise.
3212 * varpool.c (dump_varpool): Likewise.
3213 (varpool_node_for_asm): Likewise.
3214 (varpool_assemble_pending_decls): Likewise.
3216 2012-04-16 Richard Guenther <rguenther@suse.de>
3218 PR tree-optimization/52975
3219 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3220 condition but always mark it with TRUTH_NOT_EXPR.
3222 2012-04-16 Richard Guenther <rguenther@suse.de>
3224 PR tree-optimization/52975
3225 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3226 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3227 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3228 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3230 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3232 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3233 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3234 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3235 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3236 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3237 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3238 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3240 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3241 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3242 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3243 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3244 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3245 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3247 (xop_plus): New code iterator.
3248 (macs): New code attribute.
3250 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3251 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3253 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3254 xop_plus code iterator.
3255 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3256 xop_plus code iterator.
3257 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3258 xop_plus code iterator.
3259 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3260 xop_plus code iterator.
3262 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3263 any_extend code iterator.
3264 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3265 any_extend code iterator.
3266 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3267 any_extend code iterator.
3268 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3269 any_extend code iterator.
3270 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3271 any_extend code iterator.
3272 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3273 any_extend code iterator.
3275 2012-04-14 Tom de Vries <tom@codesourcery.com>
3277 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3278 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3279 DELETED_LABEL note, and move it to ...
3280 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3281 (delete_insn_and_edges): Likewise.
3282 (delete_insn_chain): Handle new return type of delete_insn. Delete
3283 chain backwards rather than forwards.
3284 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3286 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3288 2012-04-14 Jan Hubicka <jh@suse.cz>
3290 * cgraph.h: Update copyrights;
3291 (symtab_node): Turn to union typedef.
3292 (symtab_node_base): New structure.
3293 (symtab_type): Add SYMTAB_SYMBOL tag.
3294 (cgraph_node): Annotate some pinters with nested_ptr.
3295 (varpool_node): Likewise.
3296 (cgraph_local_info): Remove lto_file_data
3297 and externally_visible.
3298 (cgraph_node): Remove decl; same_comdat_group list;
3299 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3300 in_other_partition; resolution.
3301 (varpool_node): Remove decl; same_comdat_group;
3302 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3303 used_from_other_partition; in_other_partition.
3304 (symtab_node_def): New union.
3305 (cgraph, varpool): Update.
3306 (varpool_first_static_initializer, varpool_next_static_initializer,
3307 cgraph_only_called_directly_or_aliased_p,
3308 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3309 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3310 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3312 * cgraph.c: Likewise.
3313 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3314 * cgraphbuild.c: Likewise.
3315 * lto-symtab.c: Likewise.
3316 * c-gimplify.c: Likewise.
3317 * value-prof.c: Likewise.
3319 * ipa-cp.c: Likewise.
3320 * tree-emutls.c: Likewise.
3321 * ipa-inline-transform.c: Likwise.
3322 * ipa-reference.c: Likewise.
3323 * cgraphunit.c: Likewise.
3324 * ipa-ref.c: Likewise.
3325 * lto-cgraph.c: Likewise.
3326 * ipa-ref-inline.h: Likewise.
3327 * ipa-pure-const.c: Likewise.
3328 * lto-streamer-out.c: Likewise.
3329 * ipa-utils.c: Likewise.
3330 * ipa-inline.c: Likewise.
3331 * matrix-reorg.c: Likewise.
3332 * tree-eh.c: Likewise.
3333 * tree-vectorizer.c: Likewise.
3334 * ipa-split.c: Likewise.
3336 * trans-mem.c: Likewise.
3337 * ipa-inline-analysis.c: Likewise.
3338 * gimplify.c: Likewise.
3339 * cfgexpand.c: Likewise.
3340 * tree-sra.c: Likewise.
3341 * ipa-prop.c: Likewise.
3342 * varasm.c: Likewise.
3343 * tree-nested.c: Likewise.
3344 * tree-inline.c: Likewise.
3345 * tree-profile.c: Likewise.
3346 * tree-ssa-structalias.c: Likewise.
3347 * passes.c: Likewise.
3348 * varpool.c: Likewise.
3350 2012-04-14 Tom de Vries <tom@codesourcery.com>
3352 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3353 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3354 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3356 (gsi_advance_fw_nondebug_nonlocal): New function.
3357 (local_def): Removed function.
3358 (same_succ_hash): Use stmt_local_def.
3359 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3360 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3362 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3364 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3365 and __ILP32__ for x32.
3367 2012-04-13 Martin Jambor <mjambor@suse.cz>
3370 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3371 fold_ctor_reference returns a zero constant.
3373 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3375 * config.gcc: Add i386/gnu-user-common.h before all
3376 i386/gnu-user.h and i386/gnu-user64.h usages.
3378 * config/i386/gnu-user-common.h: New.
3380 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3381 (CC1_SPEC): Likewise.
3382 (ENDFILE_SPEC): Likewise.
3383 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3384 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3385 (TARGET_OS_CPP_BUILTINS): Likewise.
3386 (LIBGCC2_HAS_TF_MODE): Likewise.
3387 (LIBGCC2_TF_CEXT): Likewise.
3388 (TF_SIZE): Likewise.
3389 (TARGET_ASM_FILE_END): Likewise.
3390 (STACK_CHECK_MOVING_SP): Likewise.
3391 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3392 * config/i386/gnu-user64.h: Likewise.
3394 2012-04-13 Martin Jambor <mjambor@suse.cz>
3396 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3397 set_mem_attributes for a memory temporary. Do not call the function
3398 for the memory temporary created for a bitfield.
3400 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3403 * df.h (enum debug_temp_where): New.
3404 (dead_debug_init, dead_debug_finish) Declare.
3405 (dead_debug_add, dead_debug_insert_temp): Declare.
3406 (struct dead_debug_use, struct dead_debug): Moved from...
3407 * df-problems.c: ... here.
3408 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3410 (df_create_unused_note): Likewise.
3411 (df_set_dead_notes_for_mw): Move comment where it belongs.
3412 (dead_debug_init): Export.
3413 (dead_debug_reset_uses): New, factored out of...
3414 (dead_debug_finish): ...this. Export.
3415 (dead_debug_reset): Remove.
3416 (dead_debug_add): Export.
3417 (dead_debug_insert_before): Rename to...
3418 (dead_debug_insert_temp): ... this. Add where argument. Export.
3419 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3420 Return insertion count.
3421 (df_note_bb_compute): Adjust.
3422 * dce.c (word_dce_process_block): Adjust dead debug uses.
3423 (dce_process_block): Likewise.
3425 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3427 * df-problems.c (df_note_bb_compute): Do not take note of
3428 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3430 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3433 * var-tracking.c (expand_depth): New type.
3434 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3435 (loc_exp_dep_alloc): Adjust initializer.
3436 (update_depth): Use new type. Add entryvals.
3437 (vt_expand_var_loc_chain): Take note of expansions with
3438 ENTRY_VALUEs, but don't accept them right away. Run an optional
3439 second pass accepting the minimum ENTRY_VALUE count found in the
3441 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3443 2012-04-13 Tom de Vries <tom@codesourcery.com>
3445 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3446 parameters vuse and vuse_escaped.
3447 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3448 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3451 2012-04-13 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/52969
3454 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3455 the condition for the COND_EXPR and handle predicate negation
3456 by swapping the COND_EXPR arms.
3458 2012-04-13 Nick Clifton <nickc@redhat.com>
3460 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3461 TODO_dump_func flag.
3463 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3465 PR rtl-optimization/52203
3466 PR rtl-optimization/52715
3468 Revert the 2012-03-07 fix for PR 52203.
3469 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3470 the insn does not modify DFA right before issuing, adjust
3471 issue_rate accordingly.
3473 2012-04-13 Richard Guenther <rguenther@suse.de>
3476 * c-typeck.c (pointer_diff): Remove bogus assert.
3478 2012-04-13 Richard Guenther <rguenther@suse.de>
3481 * convert.c (convert_to_pointer): Remove special-casing of zero.
3483 2012-04-13 Joey Ye <joey.ye@arm.com>
3485 * config/arm/constraints.md (Pe): New constraint.
3486 * config/arm/arm.md: New split for imm 256-510.
3488 2012-04-13 Terry Guo <terry.guo@arm.com>
3490 * config/arm/arm-cores.def: Added core cortex-m0plus.
3491 * config/arm/arm-tune.md: Regenerated.
3492 * config/arm/arm-tables.opt: Regenerated.
3493 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3495 2012-04-13 Alan Modra <amodra@gmail.com>
3498 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3499 tie regs on destination of sets. Delete forward declaration.
3500 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3501 (rs6000_emit_prologue): Likewise.
3502 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3504 (is_mem_ref): Use tie_operand to recognise stack ties.
3505 * config/rs6000/predicates.md (tie_operand): New.
3506 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3508 (restore_stack_nonlocal): Likewise.
3509 (stack_tie): Update.
3510 (frame_tie): Delete.
3512 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3514 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3515 HOST_WIDE_INT_PRINT_DEC in format strings.
3517 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3520 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3521 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3522 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3523 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3524 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3525 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3526 avx2_permvarv8si using VI4F_256 mode iterator.
3527 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3528 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3529 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3530 gen_avx2_permvarv8sf.
3531 (expand_vec_perm_pshufb): Ditto.
3533 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3536 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3537 the list of options to enable the FCFID instruction.
3538 (TARGET_EXTRA_BUILTINS): Adjust comment.
3540 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3542 PR tree-optimization/18589
3543 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3544 (operand_entry): Add count field.
3545 (add_repeat_to_ops_vec): New function.
3546 (completely_remove_stmt): Likewise.
3547 (remove_def_if_absorbed_call): Likewise.
3548 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3549 (acceptable_pow_call): New function.
3550 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3551 entries with repeat counts when found.
3552 (repeat_factor_d): New struct and associated typedefs.
3553 (repeat_factor_vec): New static vector variable.
3554 (compare_repeat_factors): New function.
3555 (get_reassoc_pow_ssa_name): Likewise.
3556 (attempt_builtin_powi): Likewise.
3557 (reassociate_bb): Call attempt_builtin_powi.
3558 (fini_reassoc): Two new calls to statistics_counter_event.
3560 2012-04-12 Richard Guenther <rguenther@suse.de>
3562 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3563 * cgraph.h (tree_rest_of_compilation): Remove.
3564 * cgraph.c (cgraph_add_new_function): Move ...
3565 * cgraphunit.c (cgraph_add_new_function): ... here.
3566 (tree_rest_of_compilation): Make static.
3567 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3568 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3569 gate_all_early_local_passes, execute_all_early_local_passes,
3570 pass_early_local_passes, gate_all_early_optimizations,
3571 pass_all_early_optimizations): Move ...
3572 * passes.c (gate_all_optimizations, pass_all_optimizations,
3573 gate_all_early_local_passes, execute_all_early_local_passes,
3574 pass_early_local_passes, gate_all_early_optimizations,
3575 pass_all_early_optimizations): ... here.
3576 * tree-optimize.c (execute_free_datastructures): Remove.
3577 * tree-flow.h (execute_free_datastructures): Remove.
3578 * tree-optimize.c (execute_init_datastructures,
3579 pass_init_datastructures): Move ...
3580 * tree-ssa.c (execute_init_datastructures,
3581 pass_init_datastructures): ... here.
3582 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3583 execute_free_datastructures.
3585 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3587 * dbgcnt.def (ira_move): New counter.
3588 * ira-int.h (ira_create_new_reg): Declare function.
3589 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3590 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3591 no longer static. All callers changed.
3592 * ira.c: Include "dbgcnt.h".
3593 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3594 move_unallocated_pseudos): New static functions.
3595 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3596 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3597 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3598 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3599 to the pseudos generated in find_moveable_pseudos.
3600 * Makefile.in (ira.o): Add $(DBGCNT_H).
3602 2012-04-12 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/52943
3605 * tree-chrec.h (chrec_is_positive): Remove.
3606 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3607 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3608 Return false for a constant zero instead of negative.
3609 (analyze_siv_subscript_cst_affine): Handle zero difference
3610 in the initial condition explicitely.
3612 2012-04-12 Richard Guenther <rguenther@suse.de>
3614 * tree-parloops.c (parallelize_loops): Also consult the upper
3615 bound for the number of iterations.
3616 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3617 (loop_prefetch_arrays): Likewise.
3619 2012-04-12 Richard Guenther <rguenther@suse.de>
3621 * cfgloop.h (estimated_loop_iterations_int): Ditch
3622 'conservative' parameter.
3623 (max_stmt_executions_int): Likewise.
3624 (estimated_loop_iterations): Likewise.
3625 (max_stmt_executions): Likewise.
3626 (max_loop_iterations): Declare.
3627 (max_loop_iterations_int): Likewise.
3628 (estimated_stmt_executions): Likewise.
3629 (estimated_stmt_executions_int): Likewise.
3630 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3632 (max_loop_iterations): ... this.
3633 (estimated_loop_iterations_int): Split parts to ...
3634 (max_loop_iterations_int): ... this.
3635 (max_stmt_executions_int): Split parts to ...
3636 (estimated_stmt_executions_int): ... this.
3637 (max_stmt_executions): Split parts to ...
3638 (estimated_stmt_executions): ... this.
3639 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3640 * predict.c (predict_loops): Likewise.
3641 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3642 (analyze_siv_subscript_cst_affine): Likewise.
3643 (compute_overlap_steps_for_affine_1_2): Likewise.
3644 (analyze_subscript_affine_affine): Likewise.
3645 (init_omega_for_ddr_1): Likewise.
3646 * tree-parloops.c (parallelize_loops): Likewise.
3647 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3648 (may_eliminate_iv): Likewise.
3649 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3650 (loop_prefetch_arrays): Likewise.
3651 * tree-vrp.c (adjust_range_with_scev): Likewise.
3653 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3655 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3656 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3658 (dump_table): Use bool type for need_align and have_df variables.
3659 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3660 (regs_used): Remove register modifier.
3661 (barrier_align): Move variables slot, credit, jump_to_next
3662 into if block above for loop. Use bool type for jump_to_next.
3663 (sh_function_arg): Use NULL_RTX instead of 0.
3665 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3667 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3668 (bswapsi2): New expander.
3670 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3673 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3675 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3677 PR rtl-optimization/52876
3678 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3679 Don't call mark_reg_pointer for incompatible pointer sign extension.
3681 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3684 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3686 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3687 comparisons against TYPE_PRECISION.
3688 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3690 2012-04-11 Xinliang David Li <davidxl@google.com>
3692 * tree-passes.h: Remove TODO_dump_func.
3693 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3694 * trans-mem.c: Remove TODO_dump_func.
3695 * ira.c: Remove TODO_dump_func.
3697 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/i386/i386.c (ix86_option_override_internal): Check
3700 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3701 after TARGET_64BIT is updated.
3703 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3705 * config/sh/sh.h: Remove old secondary reload code.
3707 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3709 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3710 (ready_reorder): ... this function.
3712 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3714 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3717 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3718 insns so that no other insn is queued for a time before them.
3720 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3723 2012-04-11 Richard Guenther <rguenther@suse.de>
3726 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3727 consider loop nesting.
3728 (evolution_function_is_univariate_p): Properly check the remainder
3731 2012-04-11 Richard Guenther <rguenther@suse.de>
3734 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3736 2012-04-11 Nick Clifton <nickc@redhat.com>
3738 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3739 information, if requested.
3741 * config/rx/rx.c (rx_expand_prologue): Likewise.
3743 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3744 Michael Matz <matz@suse.de>
3747 * rtlanal.c (unsigned_reg_p): New function.
3748 Update copyright notice dates.
3749 * rtl.h (unsigned_reg_p): Prototype it.
3750 Update copyright notice dates.
3751 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3753 * expr.c (expand_expr_real_1): Set register attributes.
3754 * stmt.c (expand_case): Likewise.
3756 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3759 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3760 consider_sh2a and allow_zero.
3761 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3762 (disp_addr_displacement): New function.
3763 (sh_address_cost): Use disp_addr_displacement function instead
3764 of DISP_ADDR_OFFSET.
3765 (sh_legitimate_address_p): Adapt to changed
3766 sh_legitimate_index_p declaration.
3767 (sh_find_mov_disp_adjust): Remove HImode check.
3768 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3769 disp_addr_displacement and max_mov_insn_displacement.
3770 (max_mov_insn_displacement): Remove HImode check.
3771 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3772 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3773 * config/sh/constraints.md (K05, K13): New constraints.
3774 (K12): Correct comment.
3775 (Sdd): Do not use DISP_ADDR_P macro.
3776 (Snd, Sbw): Use satisfies_constraint_Sdd.
3777 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3778 (*extendhisi2_compact, movhi_i): Remove.
3779 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3780 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3781 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3782 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3783 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3784 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3785 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3787 Add new peepholes for HImode displacement addressing.
3789 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3791 * config/sh/sh.h (SIDI_OFF): Remove.
3792 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3793 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3796 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3799 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3800 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3801 * doc/md.texi (Standard Names): Add bswap.
3802 * builtin-types.def (BT_UINT16): New primitive type.
3803 (BT_FN_UINT16_UINT16): New function type.
3804 * builtins.def (BUILT_IN_BSWAP16): New.
3805 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3806 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3807 expand_builtin_bswap.
3808 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3809 (fold_builtin_1): Likewise.
3810 (is_inexpensive_builtin): Likewise.
3811 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3812 missing bits for bswap to libcall code.
3813 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3814 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3815 (uint16_type_node): New define.
3816 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3817 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3819 (rs6000_init_builtins): Likewise.
3820 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3822 2012-04-11 Tristan Gingold <gingold@adacore.com>
3824 * doc/extend.texi (Type Attributes): Move paragraph.
3826 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3829 * diagnostic.h (show_caret): Declare.
3830 (caret_max_width): Declare.
3831 (diagnostic_show_locus): Declare.
3832 * diagnostic.c (diagnostic_initialize): Initialize to false.
3833 (diagnostic_show_locus): New.
3834 (diagnostic_report_diagnostic): Call it.
3835 (getenv_columns): New.
3837 (diagnostic_set_caret_max_width): New.
3838 * input.c (read_line): New.
3839 (location_get_source_line): New.
3840 * input.h (location_get_source_line): Declare.
3841 * toplev.c (general_init): Initialize show_caret from options.
3842 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3843 * opts.c (common_handle_option): Likewise.
3844 * pretty-print.h (pp_get_prefix): New.
3845 (pp_base_get_prefix): New.
3846 * common.opt (fdiagnostics-show-caret): New option.
3847 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3849 2012-04-11 Richard Guenther <rguenther@suse.de>
3851 PR rtl-optimization/52881
3852 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3854 2012-04-11 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/52912
3857 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3858 manipulation code we are threading through a loop header
3859 to an exit destination.
3861 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3863 * tree.h (warn_if_unused_value): Move declaration from here.
3864 * stmt.c (warn_if_unused_value): Move definition from here.
3866 2010-04-10 Michael Matz <matz@suse.de>
3868 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3870 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3871 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3872 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3873 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3874 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3875 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3876 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3877 (vect_record_strided_load_vectors): Rename to
3878 vect_record_grouped_load_vectors.
3879 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3880 Rename use of above macros.
3881 (vect_verify_datarefs_alignment): Ditto.
3882 (vector_alignment_reachable_p): Ditto.
3883 (vect_peeling_hash_get_lowest_cost): Ditto.
3884 (vect_enhance_data_refs_alignment): Ditto.
3885 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3886 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3887 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3888 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3889 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3890 (vect_record_strided_load_vectors): Rename to
3891 vect_record_grouped_load_vectors.
3892 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3893 (destroy_loop_vec_info): Ditto.
3894 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3895 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3896 (vect_analyze_slp): Ditto.
3897 (new_bb_vec_info): Ditto.
3898 (destroy_bb_vec_info): Ditto.
3899 (vect_schedule_slp_instance): Ditto and rename strided_store to
3901 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3902 vect_cost_group_size.
3903 (vect_model_store_cost): Rename use of above macros and call
3904 to vect_cost_strided_group_size.
3905 (vect_model_load_cost): Ditto.
3906 (vectorizable_store): Ditto, rename strided_store to grouped_store
3907 and calls to renamed tree-vectorizer.h functions.
3908 (vectorizable_load): Ditto.
3909 (vect_transform_stmt): Rename use of above macros and strided_store
3912 2012-04-10 Jan Hubicka <jh@suse.cz>
3914 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3915 (symtab_type): New enum.
3916 (symtab_node): New structure.
3917 (cgraph_node, varpool_node): Add symbol base type.
3918 (cgraph, varpool): New accestor functions.
3919 * cgraph.c (cgraph_create_node_1): Set symbol type.
3920 * varpool.c (varpool_node): Set symbol type.
3922 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3923 Richard Sandiford <rdsandiford@googlemail.com>
3925 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3927 2012-04-10 Richard Guenther <rguenther@suse.de>
3930 * gimple-low.c (gimple_check_call_args): Properly account for
3931 compatible aggregate types.
3933 2012-04-10 Richard Guenther <rguenther@suse.de>
3935 * toplev.h (tree_rest_of_compilation): Remove.
3936 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3937 * cgraph.h (tree_rest_of_compilation): Declare.
3938 * tree-optimize.c (tree_rest_of_compilation): Move ...
3939 * cgraphunit.c (tree_rest_of_compilation): ... here.
3940 * cgraph.c (cgraph_add_new_function): Adjust.
3941 * Makefile.in (tree-optimize.o): Adjust.
3942 (cgraphunit.o): Likewise.
3944 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3946 PR tree-optimization/52870
3947 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3948 presumed pattern statement is within the same loop or basic block.
3950 2012-04-10 Tristan Gingold <gingold@adacore.com>
3952 * gengtype.c (main): Make uintptr_t a known type.
3954 2012-04-10 Richard Guenther <rguenther@suse.de>
3956 * tree-pass.h (tree_lowering_passes): Remove.
3957 * tree-optimize.c (tree_lowering_passes): Remove.
3958 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3959 of tree_lowering_passes, avoid redundant call of early local passes.
3960 * cgraphunit.c (cgraph_lower_function): Fold into ...
3961 (cgraph_analyze_function): ... its single caller. Inline
3962 relevant parts of tree_lowering_passes.
3964 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3967 * config/pa/pa.opt: Remove SIO and GNU_LD.
3969 2012-04-09 Jan Hubicka <jh@suse.cz>
3974 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3975 boundary, add its target too.
3976 * lto.c (add_references_to_partition): Add also aliased nodes.
3977 (add_cgraph_node_to_partition,
3978 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3979 when adding alias, add also the aliased object.
3981 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3985 VOIDmode immediate operands.
3986 * config/i386/constraints.md (Wz): New constraint.
3987 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3989 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3992 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3993 the DECL generated for the special GOT helper.
3995 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3997 * config/sh/constraints.md: Update list of constraints in
3999 (Sr0): Remove unused memory constraint.
4001 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4003 * tree-pretty-print.h: Update comment.
4005 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4007 * config/sh/sh.md: Use braced string notation where applicable.
4008 (*prefetch_i4, prefetch_m2a): Merge into ...
4009 (*prefetch): ... this new insn.
4011 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4013 * config/sh/sh.h (high_life_started): Remove
4014 * config/sh/predicates.md (general_movdst_operand): Use
4015 'reload_in_progress' instead of 'high_life_started'.
4016 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4017 divsi_inv_fp): Likewise.
4019 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4021 * config/sh/sh-protos.h (prepare_move_operands): Return void
4023 * config/sh/sh.c (prepare_move_operands): Likewise.
4024 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4026 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4028 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4029 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4030 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4031 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4032 commutative_float_operator, noncommutative_float_operator,
4033 sh_handle_pragma): Remove.
4035 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4037 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4038 Use @option markup on command-line options. Use @samp markup on
4039 literal keywords to options. Use @code markup on code fragments.
4040 Use other markup in preference to quotation marks in the text.
4041 Add markup to some passages without any.
4043 2012-04-06 Mike Stump <mikestump@comcast.net>
4045 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4047 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4049 * config/sh/sh.c (hi_const): Remove.
4050 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4053 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4055 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4057 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4058 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4059 calling sh_expand_t_scc.
4061 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4063 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4064 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4065 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4066 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4067 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4068 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4069 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4070 sh2a_is_function_vector_call): Use bool as return type.
4071 (sh_pass_in_reg_p): Remove.
4072 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4073 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4074 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4075 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4076 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4077 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4078 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4079 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4080 sh_loads_bankedreg_p): Use bool as return type.
4081 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4082 'register' modifier.
4084 2012-04-06 Matt Turner <mattst88@gmail.com>
4086 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4088 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4090 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4091 of the destination isn't also a FP_REGS register.
4093 2012-04-05 Teresa Johnson <tejohnson@google.com>
4094 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4097 * config/i386/i386.md (move immediate to memory peephole2):
4098 Add cases for HImode move when LCP stall avoidance is needed.
4099 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4100 X86_TUNE_LCP_STALL entry.
4102 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4105 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4106 CONST_INT operands, zero-extended with AND.
4108 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4111 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4112 first argument instead of mode size. Move displacement calculations
4114 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4115 ... these new functions.
4116 (disp_adjust): Remove max_mov_disp field.
4117 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4118 mov_insn_alignment_mask.
4119 (sh_address_cost): Use max_mov_insn_displacement.
4121 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4123 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4124 (arch_enabled): Handle new arch types.
4125 (one_cmpldi2): Add NEON support.
4127 2012-04-05 Richard Guenther <rguenther@suse.de>
4129 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4130 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4131 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4132 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4133 ... here and make static.
4134 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4137 2012-04-05 Richard Guenther <rguenther@suse.de>
4139 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4140 basic-block before removing it.
4142 2012-04-05 Richard Guenther <rguenther@suse.de>
4144 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4145 version namespace as we release the freelist.
4147 2012-04-05 Richard Guenther <rguenther@suse.de>
4149 * tree-nrv.c (tree_nrv): Release VDEFs.
4150 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4151 (sra_modify_assign): Likewise.
4152 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4153 * tree-vect-loop.c (vect_transform_loop): Likewise.
4154 * tree-ssa-dom.c (optimize_stmt): Likewise.
4155 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4156 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4158 2012-04-05 Richard Guenther <rguenther@suse.de>
4160 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4162 * gimple.h (gsi_remove): Adjust.
4163 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4164 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4165 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4166 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4167 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4168 * tree-ssa-pre.c (eliminate): Likewise.
4170 2012-04-04 Mike Stump <mikestump@comcast.net>
4172 * doc/rtl.texi (const_double): Document as sign-extending.
4173 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4174 * emit-rtl.c (immed_double_int_const): Refine to state the
4176 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4177 CONST_DOUBLE integers.
4178 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4179 negative values are converted. Fix conversions bigger than
4180 HOST_BITS_PER_WIDE_INT.
4181 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4182 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4183 * explow.c (plus_constant_mode): Add.
4184 (plus_constant): Implement with plus_constant_mode.
4185 * rtl.h (plus_constant_mode): Add.
4187 2012-04-04 Richard Guenther <rguenther@suse.de>
4189 PR tree-optimization/52808
4190 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4191 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4193 2012-04-04 Tristan Gingold <gingold@adacore.com>
4195 * expr.c (expand_expr_real_2): Handle larger sizetype in
4198 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4200 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4201 to m2a-single instead of m2e.
4203 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4205 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4206 Change type of BITOFFSET to signed. Make sure the lower bound of
4207 the computed range is non-negative by adjusting OFFSET and BITPOS.
4208 (expand_assignment): Adjust call to get_bit_range.
4210 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4212 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4213 New function. Added to check monitor functions.
4214 (h8300_option_override): Modified to generate error/warning
4215 messages for invalid combinations of different command line
4217 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4218 save EXR on stack for monitor function in case of H8S target
4219 when "-mno-exr" is passed.
4220 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4222 * doc/invoke.texi: Document H8S options.
4224 2012-04-03 Tristan Gingold <gingold@adacore.com>
4226 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4227 of gcc_AC_FUNC_MMAP_BLACKLIST.
4228 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4229 * Makefile.in (aclocal_deps): Add mmap.m4.
4230 * configure: Regenerate.
4231 * aclocal.m4: Regenerate.
4233 2012-04-03 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/52808
4236 * tracer.c (tail_duplicate): Return whether we have duplicated
4238 (tracer): If we have duplicated any block, cleanup the CFG.
4239 * cfghooks.c (duplicate_block): If we duplicated a loop
4240 header but not its loop, destroy the loop because it now has
4242 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4243 the cfg manipulation routines we are not creating a multiple
4246 2012-04-03 Tristan Gingold <gingold@adacore.com>
4248 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4250 (vms_c_common_override_options): Allow parameterless variadic
4253 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4255 PR tree-optimization/52835
4256 * tree-data-ref.c (build_rdg): Return NULL if
4257 compute_data_dependences_for_loop failed.
4259 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4261 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4262 for REAL_CST as well.
4263 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4264 In the bitfield case, if the value is a REAL_CST, convert it first to
4267 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4269 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4270 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4271 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4273 * config/i386/biarchx32.h: New.
4275 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4277 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4278 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4279 (arm_preferred_reload_class): New function.
4281 2012-04-02 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/52756
4284 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4285 (thread_through_loop_header): After threading through the loop latch
4286 remove the split part from the loop and clear further threading
4287 opportunities that would create a multiple entry loop.
4289 2012-04-02 Richard Guenther <rguenther@suse.de>
4291 PR rtl-optimization/52800
4292 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4293 CLEANUP_CFG_CHANGED.
4295 2012-04-02 Richard Guenther <rguenther@suse.de>
4298 * loop-init.c (gate_handle_loop2): Destroy loops here if
4299 we don't enter RTL loop optimizers.
4301 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4304 2012-03-29 Richard Guenther <rguenther@suse.de>
4306 * rtl.h (extended_count): Remove.
4307 * combine.c (extended_count): Remove.
4309 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4312 * pt.c (more_specialized_fn): Don't apply decay conversion to
4313 types of function parameters.
4315 2012-04-02 Tristan Gingold <gingold@adacore.com>
4317 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4318 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4319 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4320 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4322 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4325 * config/i386/i386.c (ix86_option_override_internal): Don't
4326 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4328 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4330 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4331 (stmt_can_make_abnormal_goto): Use it.
4332 (is_ctrl_altering_stmt): Likewise.
4334 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4335 Kaz Kojima <kkojima@gcc.gnu.org>
4337 * config/sh/sh.c (push_regs): Skip banked registers when
4338 resbank attribute is specified.
4339 (sh_expand_epilogue): Likewise.
4341 2012-03-30 Richard Henderson <rth@redhat.com>
4344 * combine-stack-adj.c (prev_active_insn_bb): New.
4345 (next_active_insn_bb): New.
4346 (force_move_args_size_note): New.
4347 (combine_stack_adjustments_for_block): Use it.
4349 2012-03-30 Richard Henderson <rth@redhat.com>
4351 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4352 (ix86_expand_vector_init_duplicate): Initialize it.
4353 (expand_vec_perm_palignr): Likewise.
4354 (ix86_expand_vec_perm_const): Likewise.
4355 (ix86_vectorize_vec_perm_const_ok): Likewise.
4356 (expand_vec_perm_blend): Use it.
4357 (expand_vec_perm_vpermil): Likewise.
4358 (expand_vec_perm_pshufb): Likewise.
4359 (expand_vec_perm_1): Likewise.
4360 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4361 (expand_vec_perm_interleave2): Likewise.
4362 (expand_vec_perm_vpermq_perm_1): Likewise.
4363 (expand_vec_perm_vperm2f128): Likewise.
4364 (expand_vec_perm_interleave3): Likewise.
4365 (expand_vec_perm_vperm2f128_vblend): Likewise.
4366 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4367 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4368 (expand_vec_perm_broadcast): Likewise.
4369 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4371 2012-03-30 Richard Henderson <rth@redhat.com>
4373 * dwarf2out.c (gen_variable_die): Initialize off.
4375 2012-03-30 Tristan Gingold <gingold@adacore.com>
4377 * config/vms/vms-f.c: New file.
4378 * config/vms/t-vms (vms-f.o): New rule.
4379 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4381 2012-03-30 Richard Guenther <rguenther@suse.de>
4383 PR tree-optimization/52754
4384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4385 propagate arbitrary addresses into really plain dereferences.
4387 2012-03-30 Richard Guenther <rguenther@suse.de>
4390 * except.c (emit_to_new_bb_before): Move loop updating ...
4391 (dw2_build_landing_pads): ... here. Use a proper block for
4392 querying the loop father.
4394 2012-03-30 Tristan Gingold <gingold@adacore.com>
4396 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4397 common_object attribute handling.
4398 (SECTION_VMS_OVERLAY): Remove
4399 (ia64_vms_common_object_attribute): Replace abort with an assert.
4400 Do not set DECL_SECTION_NAME.
4401 (ia64_vms_output_aligned_decl_common): Handle common_object
4403 (ia64_vms_elf_asm_named_section): Remove.
4404 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4406 2012-03-30 Richard Guenther <rguenther@suse.de>
4409 * double-int.c (rshift_double): Remove not needed cast.
4411 2012-03-30 Richard Guenther <rguenther@suse.de>
4413 * tree-affine.h (print_aff): Remove.
4414 * tree-affine.c (print_aff): Make static.
4415 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4416 (get_references_in_stmt): Likewise.
4417 (print_direction_vector): Likewise.
4418 (print_dir_vectors): Likewise.
4419 (print_dist_vectors): Likewise.
4420 (dump_subscript): Likewise.
4421 (dump_ddrs): Likewise.
4422 (dump_dist_dir_vectors): Likewise.
4423 (dump_data_references): Likewise.
4424 (dump_data_dependence_relation): Likewise.
4425 (dump_data_dependence_direction): Likewise.
4426 (dump_rdg_vertex): Likewise.
4427 (dump_rdg_component): Likewise.
4428 (debug_ddrs): Declare.
4429 (struct data_ref_loc_d): Move ...
4430 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4431 (get_references_in_stmt): Make static.
4432 (dump_data_references): Likewise.
4433 (dump_subscript): Likewise.
4434 (print_direction_vector): Likewise.
4435 (print_dir_vectors): Likewise.
4436 (print_dist_vectors): Likewise.
4437 (dump_data_dependence_relation): Likewise.
4438 (dump_dist_dir_vectors): Likewise.
4439 (dump_ddrs): Likewise.
4440 (dump_rdg_vertex): Likewise.
4441 (dump_rdg_component): Likewise.
4442 (debug_ddrs): New function.
4443 (access_matrix_get_index_for_parameter): Remove.
4445 2012-03-30 Tristan Gingold <gingold@adacore.com>
4447 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4448 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4449 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4450 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4451 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4452 (vms_patch_builtins): Handle new flags
4453 * config/vms/vms-crtlmap.map: Completed using nm on
4454 c and math system libraries.
4455 * config/vms/make-crtlmap.awk: Handle any number of flags.
4457 2012-03-30 Martin Jambor <mjambor@suse.cz>
4459 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4460 is a builtin_stack_save in a dominating BB.
4462 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4465 crossing 128bit lane boundary.
4467 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4469 * ira-color.c (setup_left_conflict_sizes_p): Process all
4470 conflicting objects.
4472 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4474 PR tree-optimization/52760
4475 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4476 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4478 2012-03-29 Richard Guenther <rguenther@suse.de>
4480 * cgraph.h (cgraph_materialize_all_clones): Remove.
4481 (reset_inline_failed): Likewise.
4482 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4483 * cgraphbuild.c (reset_inline_failed): Remove.
4484 * rtl.h (cse_main): Remove.
4485 (extended_count): Likewise.
4486 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4487 (cse_main): Make static.
4488 * combine.c (extended_count): Remove.
4489 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4490 * basic-block.h (reorder_basic_blocks): Remove.
4491 * bb-reorder.c (reorder_basic_blocks): Make static.
4492 * Makefile.in (dse.o): Remove dse.h dependency.
4494 * dse.c (gate_dse): Remove.
4495 (clear_alias_mode_eq): Likewise.
4496 (clear_alias_mode_hash): Likewise.
4497 (dse_record_singleton_alias_set): Likewise.
4498 (dse_invalidate_singleton_alias_set): Likewise.
4500 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4502 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4503 crtbegin_so%O%s for -shared.
4504 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4506 2012-03-29 Richard Guenther <rguenther@suse.de>
4508 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4509 (add_to_value): Remove.
4510 (print_value_expressions): Likewise.
4511 * tree-ssa-pre.c (add_to_value): Make static.
4512 (print_value_expressions): Likewise.
4513 * gimple.h (gimple_adjust_this_by_delta): Remove.
4514 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4516 2012-03-29 Richard Guenther <rguenther@suse.de>
4519 * double-int.h (rshift_double): Remove.
4520 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4521 (rshift_double): Make static, take unsigned count argument,
4522 remove handling of negative count argument.
4523 (double_int_rshift): Dispatch to lshift_double.
4525 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4527 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4530 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4531 (SPEC_X32): Likewise.
4532 (MULTILIB_DEFAULTS): Likewise.
4534 * config/i386/i386.c (isa_opts): Remove -m64.
4535 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4536 (ix86_option_override_internal): Properly
4537 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4538 handle -m32, -m64 and -mx32.
4540 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4541 with OPTION_ABI_X32. Moved after TARGET_LP64.
4542 (TARGET_LP64): Changed to OPTION_ABI_64.
4544 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4545 (mx32): Replace ISA_X32 with ABI_X32.
4547 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4549 * tree.c (tree_size) <VECTOR_CST>: New case.
4551 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4553 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4554 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4556 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4559 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4560 __builtin_va_start to __builtin_next_arg if the latter is
4561 builtin_decl_explicit_p rather than when it is not.
4564 * tree-vect-generic.c (vector_element): Perform multiplication
4565 for pos in bitsizetype type instead of idx type.
4567 2012-03-28 Richard Guenther <rguenther@suse.de>
4569 * loop-init.c (loop_optimizer_init): If loops are preserved
4570 perform incremental initialization of required loop features.
4571 (loop_optimizer_finalize): If loops are to be preserved only
4572 clean up optional loop features.
4573 (rtl_loop_done): Forcefully free loops here.
4574 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4575 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4577 (construct_init_block): Likewise.
4578 (construct_exit_block): Likewise.
4579 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4580 the CFG after expanding.
4581 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4582 If we needed to calculate them, free them afterwards.
4583 * tree-pass.h (PROP_loops): New define.
4584 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4585 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4586 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4587 (cleanup_cfg): If we did something and have loops around, fix them up.
4588 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4589 with CLEANUP_CFG_CHANGED.
4590 * cfghooks.c (merge_blocks): If we merge a loop header into
4591 its predecessor, update the loop structure.
4592 (duplicate_block): If we copy a loop latch, adjust loop state
4593 to note we may have multiple latches.
4594 (delete_basic_block): Mark loops for fixup if we remove a loop.
4595 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4597 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4598 (cfg_layout_can_merge_blocks_p): Likewise.
4599 * cprop.c (bypass_block): If we create a loop with multiple
4600 entries, mark it for removal.
4601 * except.c (emit_to_new_bb_before): Add the new basic-block
4603 * tree-eh.c (lower_resx): Likewise.
4604 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4605 (expand_omp_taskreg): Likewise.
4606 * tree-inline.c (initialize_cfun): Likewise.
4607 * tree-mudflap.c (add_bb_to_loop): Prototype.
4608 (mf_build_check_statement_for): Properly add new basic-blocks
4610 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4611 if we remove a loop.
4612 (thread_through_loop_header): Likewise.
4613 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4614 new basic-blocks to existing loops.
4615 (expand_transaction): Likewise.
4616 * Makefile.in (except.o): Add $(CFGLOOP_H).
4618 (cgraph.o): Likewise.
4619 (cprop.o): Likewise.
4620 (cfgexpand.o): Likewise.
4621 (cfganal.o): Likewise.
4622 (trans-mem.o): Likewise.
4623 (tree-eh.o): Likewise.
4625 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4628 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4629 (avr_builtin_decl): New static function.
4630 (struct avr_builtin_description, avr_bdesc): Move up.
4631 Add GTY marker. Add field fndecl. Remove redundant field id.
4632 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4633 (avr_expand_builtin): Code cleanup because .id is removed.
4635 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4638 * config.gcc (tm_file): Remove avr/multilib.h.
4640 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4642 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4643 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4644 * config/avr/t-avr: Remove generation of multilib.h.
4645 * config/avr/t-multilib: Regenerate.
4646 * config/avr/multilib.h: Remove.
4647 * config/avr/avr.opt (-msp8): New option.
4648 (avr_sp8): New variable.
4649 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4650 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4651 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4652 (avr_device_to_sp8): New prototype.
4653 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4654 (DRIVER_SELF_SPECS): New define.
4655 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4656 __AVR_SP8__, __AVR_HAVE_SPH__.
4657 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4658 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4659 (avr_file_start): Ditto.
4661 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4664 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4665 instead of 8 in adjust_address.
4667 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4670 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4673 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4676 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4677 Rearrange conditional logic. Move displacement address calculations
4679 (sh_find_mov_disp_adjust): ... this new function.
4681 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4683 * config/arm/arm.opt (mapcs): Remove MaskExists.
4684 * config/cris/linux.opt (mno-gotplt): Likewise.
4685 * config/i386/i386.opt (mhard-float): Likewise.
4687 (mno-sse4): Likewise.
4688 * config/m68k/m68k.opt (mhard-float): Likewise.
4689 * config/mep/mep.op (mcop32): Likewise.
4690 * config/pa/pa-hpux.opt (msio): Likewise.
4691 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4692 * config/picochip/picochip.opt (mlittle): Likewise.
4693 * config/sh/sh.opt (mrenesas): Likewise.
4694 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4695 * config/sparc/sparc.opt (mhard-float): Likewise.
4696 * config/v850/v850.opt (mv850es): Likewise.
4697 * config/vax/vax.opt (mg-float): Likewise.
4699 2012-03-27 Martin Jambor <mjambor@suse.cz>
4702 * tree-sra.c (sra_modify_assign): Do not call
4703 load_assign_lhs_subreplacements when working with an unscalarizable
4706 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4709 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4711 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4712 * config/i386/i386.c: Include reload.h.
4713 (ix86_legitimize_reload_address): New function.
4715 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4717 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4718 hasn't been allocated. Define a target macro for Mask and
4719 InverseMask if it hasn't been defined. Remove MaskExists handling.
4721 * doc/options.texi: Remove MaskExists.
4723 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4726 * config/sh/sh.c (find_barrier): Add equality check of last_got
4727 to avoid going above orig insn. Update comments.
4729 2012-03-27 Richard Guenther <rguenther@suse.de>
4732 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4735 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4737 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4738 of a unit before computing the offset in units.
4739 * expr.c (get_bit_range): Return the null range if the enclosing record
4740 is part of a larger bit field.
4742 2012-03-27 Tristan Gingold <gingold@adacore.com>
4744 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4745 * config/ia64/ia64.md: Remove mode in template.
4746 Sign extend operand in expand_simple_binop.
4747 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4748 CASE_VECTOR_MODE instead of TARGET_ILP32.
4749 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4751 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4753 * varasm.c (assemble_external): #if 0 out the new assert from the
4754 previous commit, it breaks the Java and Go front ends.
4756 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4758 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4759 * expr.c (emit_block_move_libcall_fn): Likewise.
4760 (clear_storage_libcall_fn): Likewise.
4761 (expand_expr_addr_expr_1): Likewise.
4762 (expand_expr_real_1): Likewise.
4763 * calls.c (rtx_for_function_call): Likewise.
4765 * varasm.c (assemble_external): Assert this function is only called
4766 during or after expanding to RTL.
4768 2012-03-26 Martin Jambor <mjambor@suse.cz>
4770 PR tree-optimization/50052
4771 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4772 (tree_non_aligned_mem_for_access_p): Likewise.
4773 (build_accesses_from_assign): Removed strict alignment requirements
4775 (access_precludes_ipa_sra_p): Likewise.
4777 2012-03-26 Richard Guenther <rguenther@suse.de>
4779 PR tree-optimization/52701
4780 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4781 compute and set the evolution part of PHI nodes.
4783 2012-03-26 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/52721
4786 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4788 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4790 PR tree-optimization/52686
4791 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4794 2012-03-26 Tristan Gingold <gingold@adacore.com>
4796 * config/alpha/vms.h (LINK_SPEC): Simplify.
4797 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4798 (NAME__MAIN, SYMBOL__MAIN): Remove.
4799 (VMS_DEBUG_MAIN_POINTER): Remove.
4800 * config/ia64/vms.h: Likewise.
4801 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4802 code to vms.c. Call vms_start_function.
4803 * config/ia64/ia64.c (ia64_start_function): Likewise.
4804 * config/vms/vms-protos.h (vms_start_function): Declare.
4805 * config/vms/vms.c (vms_start_function): New function.
4806 * config/vms/vms.h (MATH_LIBRARY): Define.
4807 (VMS_DEBUG_MAIN_POINTER): Define.
4809 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4811 PR rtl-optimization/52629
4812 * reload1.c (count_pseudo): Short-circuit common case.
4813 (count_spilled_pseudo): Return early for pseudos without hard regs.
4814 Assert that the pseudo has got a hard reg before manipulating it.
4816 2012-03-24 Jan Hubicka <jh@suse.cz>
4819 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4820 (decide_is_variable_needed): Do not handle toplevel reorder here.
4821 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4822 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4825 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4827 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4828 and str_bitsize instead of more convoluted expressions.
4830 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4833 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4835 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4838 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4840 2012-03-23 Martin Jambor <mjambor@suse.cz>
4842 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4844 2012-03-23 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/52678
4847 * tree-vectorizer.h (struct _stmt_vec_info): Add
4848 loop_phi_evolution_part member.
4849 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4850 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4851 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4852 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4853 Use the cached evolution part and the PHI nodes value from
4854 the loop preheader edge instead of re-analyzing the evolution.
4856 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4858 * config/mips/mips-tables.opt: Update.
4859 * config/mips/mips.md (processor): Add xlp.
4860 * config/mips/mips-cpus.def: Add xlp.
4861 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4863 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4864 * doc/invoke.texi: Mention XLP.
4866 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4869 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4870 on any new_local_var_chain vars declared during recursing on
4871 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4873 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4875 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4876 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4877 (ASM_OUTPUT_LOCAL): Ditto.
4878 (ASM_OUTPUT_COMMON): Remove.
4879 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4880 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4882 2012-03-22 Jan Hubicka <jh@suse.cz>
4885 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4887 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4888 * ipa-inline-transform.c (save_inline_function_body): Remove
4889 copied clone if needed.
4890 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4892 2012-03-22 Richard Guenther <rguenther@suse.de>
4895 * fold-const.c (fold_ternary_loc): Fix typo.
4897 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4900 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4901 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4902 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4903 (delay_cycles_1, delay_cycles_2): Ditto.
4904 (delay_cycles_3, delay_cycles_4): Ditto.
4905 (nopv, *nopv): Ditto.
4906 (sleep, *sleep): Ditto.
4909 2012-03-22 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/52548
4912 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4913 because of clobbers.
4914 (prune_clobbered_mems): New function.
4915 (compute_antic_aux): Use it to prune ANTIC_OUT.
4916 (compute_partial_antic_aux): Use it to prune PA_IN.
4917 (compute_avail): Only insert expressions into EXP_GEN that are not
4918 invalidated when translated up to the beginning of the block.
4920 2012-03-22 Richard Guenther <rguenther@suse.de>
4922 PR tree-optimization/52638
4923 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4925 (vect_init_vector): ... here. Handle scalar vector inits.
4926 (vect_get_vec_def_for_operand): Adjust.
4927 (vectorizable_load): Likewise.
4929 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4931 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4932 (alpha*-*-freebsd*): Ditto.
4933 (alpha*-*-netbsd*): Ditto.
4934 (alpha*-*-openbsd*): Ditto.
4935 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4936 (DWARF2_DEBUGGING_INFO): Remove.
4937 (PREFERRED_DEBUGGING_TYPE): Remove.
4938 (ASM_FINAL_SPEC): Remove.
4939 (IDENT_ASM_OP): Remove.
4940 (ASM_OUTPUT_IDENT): Remove.
4941 (SKIP_ASM_OP): Remove.
4942 (ASM_OUTPUT_SKIP): Remove.
4943 (ALIGN_ASM_OP): Remove.
4944 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4945 (ASM_OUTPUT_CASE_LABEL): Remove.
4946 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4947 (COMMON_ASM_OP): Remove.
4948 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4949 (ASCII_DATA_ASM_OP): Remove.
4950 (READONLY_DATA_SECTION_ASM_OP): Remove.
4951 (INIT_SECTION_ASM_OP): Remove.
4952 (FINI_SECTION_ASM_OP): Remove.
4953 (ASM_SECTION_START_OP): Remove.
4954 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4955 (TARGET_ASM_NAMED_SECTION): Remove.
4956 (TARGET_ASM_SELECT_SECTION): Remove.
4957 (MAKE_DECL_ONE_ONLY): Remove.
4958 (TYPE_ASM_OP): Remove.
4959 (SIZE_ASM_OP): Remove.
4960 (ASM_WEAKEN_LABEL): Remove.
4961 (TYPE_OPERAND_FMT): Remove.
4962 (ASM_DECLARE_RESULT): Remove.
4963 (ASM_DECLARE_OBJECT_NAME): Remove.
4964 (ASM_FINISH_DECLARE_OBJECT): Remove.
4965 (ELF_ASCII_ESCAPES): Remove.
4966 (ELF_STRING_LIMIT): Remove.
4967 (STRING_ASM_OP): Remove.
4968 (ASM_OUTPUT_EXTERNAL): Remove.
4969 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4970 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4972 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4973 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4974 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4975 (ASM_OUTPUT_SKIP): Ditto.
4976 (READONLY_DATA_SECTION_ASM_OP): Remove.
4977 (USER_LABEL_PREFIX): Remove.
4978 (ASM_OUTPUT_ASCII): Remove.
4979 (ASM_OUTPUT_CASE_LABEL): Remove.
4980 (NO_DOLLAR_IN_LABEL): Undefine.
4982 2012-03-22 Richard Guenther <rguenther@suse.de>
4984 PR tree-optimization/52459
4985 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4986 PHI insertion for calls.
4988 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4990 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4991 find_sets_in_insn, canonicalize_insn): Split out from ...
4992 (cse_insn): ... here.
4993 (invalidate_from_clobbers): Take an insn instead of the pattern.
4995 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4998 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4999 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5000 * config/sh/sh.md (sindf2, cosdf2): Remove.
5002 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5005 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5006 prologue for unwinder and profiler.
5008 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5010 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5011 Introduce emul_name to select the right linker emulation for
5012 powerpc64-*-freebsd*.
5013 * configure: Regenerate.
5014 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5015 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5016 * config/rs6000/freebsd64.h: New file.
5017 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5019 (rs6000_savres_strategy): Likewise.
5020 (rs6000_savres_routine_name): Likewise.
5021 (rs6000_elf_file_end): Likewise.
5022 * config/rs6000/t-freebsd64: New file.
5023 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5024 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5026 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5028 * config/rs6000/t-freebsd64: Likewise.
5030 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5032 PR rtl-optimization/52543
5034 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5035 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5036 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5037 (avr_load_libgcc_p): Restrict to __flash loads.
5038 (avr_out_lpm): Only handle 1-byte loads from __flash.
5039 (avr_load_lpm): New function.
5040 (avr_find_unused_d_reg): Remove.
5041 (avr_out_lpm_no_lpmx): Remove.
5042 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5043 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5044 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5045 (load_<mode>, load_<mode>_clobber): New insns.
5046 (mov<mode>): For multi-byte move from non-generic
5047 16-bit address spaces: Expand to load_<mode> resp.
5048 load_<mode>_clobber.
5049 (load<mode>_libgcc): Remove expander.
5050 (split-lpmx): Remove split.
5052 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5054 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5055 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5056 All callers changed.
5057 (Fixed_core_reg): New feature.
5058 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5060 * neon-testgen.ml: Handle Fixed_core_reg.
5062 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5064 * config/arm/arm.c (thumb2_reorg): Add complete support
5065 for 16-bit instructions.
5066 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5068 2012-03-21 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimizer/52636
5071 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5072 to the appropriate type.
5074 2012-03-21 Richard Guenther <rguenther@suse.de>
5076 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5078 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5079 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5080 * passes.c (init_optimization_passes): Remove pass_init_function,
5081 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5082 * tree-pass.h (pass_init_function): Remove.
5083 (pass_jump): Remove.
5084 (pass_initial_value_sets): Remove.
5085 (pass_unshare_all_rtl): Remove.
5086 * integrate.c (pass_initial_value_sets): Remove.
5087 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5088 * tree.h (init_function_for_compilation): Remove.
5089 * function.c (init_function_for_compilation): Remove.
5090 (pass_init_function): Remove.
5091 * cfgcleanup.c (rest_of_handle_jump): Remove.
5092 (pass_jump): Remove.
5094 2012-03-20 Jason Merrill <jason@redhat.com>
5096 * tree-streamer-in.c (streamer_alloc_tree): Call
5097 ggc_alloc_zone_cleared_tree_node instead of
5098 ggc_alloc_zone_cleared_tree_node_stat.
5100 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5102 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5104 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5107 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5108 (ix86_expand_vec_perm_const_1): Call it.
5110 * config/i386/i386.c (vselect_insn): New variable.
5111 (init_vselect_insn): New function.
5112 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5113 Call init_vselect_insn if vselect_insn is NULL. Adjust
5114 PATTERN (vselect_insn), instead of creating a new insn each time,
5115 only emit a copy of it if not testing and recog has been successful.
5116 (expand_vec_perm_pshufb, expand_vec_perm_1,
5117 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5121 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5122 ("enabled" attribute): Handle avx2 and noavx2 isas.
5123 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5125 (vec_dup<mode>): Add avx2 =x,x alternative.
5126 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5127 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5128 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5129 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5131 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5132 if possible, handle also V8SFmode.
5134 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5136 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5137 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5138 reg_or_zero_operand predicate.
5139 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5141 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5143 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5144 If operand isn't UNSPEC, return 0.
5146 2012-03-20 Richard Guenther <rguenther@suse.de>
5148 * tree-pass.h (pass_rtl_eh): Remove.
5149 * except.c (gate_handle_eh): Likewise.
5150 (rest_of_handle_eh): Likewise.
5151 (pass_rtl_eh): Likewise.
5152 (finish_eh_generation): Export.
5153 * except.h (finish_eh_generation): Declare.
5154 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5155 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5156 after expanding stack alignment. Instead of compacting blocks
5159 2012-03-20 Richard Guenther <rguenther@suse.de>
5161 * stor-layout.c (finish_bitfield_representative): Fallback
5162 to conservative maximum size if the padding up to the next
5163 field cannot be computed as a constant.
5164 (finish_bitfield_layout): If we cannot compute the distance
5165 between the start of the bitfield representative and the
5166 bitfield member start a new representative.
5167 * expr.c (get_bit_range): The distance between the start of
5168 the bitfield representative and the bitfield member is zero
5169 if the field offsets are not constants.
5171 2012-03-20 Tristan Gingold <gingold@adacore.com>
5173 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5174 convert in lowercase.
5175 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5176 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5177 * stor-layout.c (sizetype_tab): Adjust.
5178 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5179 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5180 instead of type_kind_last.
5181 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5182 instead of size_int_kind.
5183 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5184 * doc/tm.texi: Regenerate.
5185 * defaults.h (SIZETYPE): Provide a default value.
5186 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5189 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5191 * config/sh/sh.md: Use braced string notation where applicable.
5193 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5195 * config/i386/i386.md (allocate_stack): Simplify.
5197 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5199 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5200 copy_to_mode_reg (Pmode, ...).
5201 (expand_builtin_frame_address): Ditto.
5202 * expr.c (emit_block_move_via_libcall): Ditto.
5203 (set_storage_via_libcall): Ditto.
5205 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5206 (ix86_expand_setmem): Ditto.
5207 (ix86_trampoline_init): DItto.
5208 * config/i386/i386.md (cmpstrnsi): Ditto.
5210 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5212 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5213 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5214 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5215 (SH Options): Likewise.
5217 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5220 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5221 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5222 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5223 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5226 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5229 * config/i386/i386.c (ix86_decompose_address): Use
5230 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5231 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5232 thread pointer to a register.
5235 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5238 if Pmode != word_mode.
5239 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5240 Pmode == SImode for TARGET_X32.
5242 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5243 (tls_initial_exec_x32): Likewise.
5245 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5248 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5249 DISP_ADDR_OFFSET): New macros.
5250 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5251 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5252 (sh_legitimize_address): Add QImode displacement handling.
5253 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5255 (sh_secondary_reload): Add QImode displacement handling.
5256 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5257 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5258 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5259 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5260 to register operands only.
5261 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5262 (extendqihi2): Change insn to expander.
5263 (*extendqihi2_compact_reg): New insn.
5264 (movqi_i, movqi): Replace with ...
5265 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5266 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5267 Add new peepholes for QImode displacement addressing.
5269 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5272 * doc/invoke.texi: Document -Wuseless-cast.
5274 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5276 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5277 * tree.h (handled_component_p): Reorder cases.
5278 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5279 not initialize unsignedp.
5280 (loc_list_from_tree): Likewise.
5281 (fortran_common): Likewise.
5282 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5284 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5286 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5287 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5288 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5289 (ix86_split_long_move): Ditto.
5290 (legitimize_tls_address): Use ix86_gen_sub3.
5291 (construct_plt_address): Assert that Pmode == DImode.
5293 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/i386.md: Remove empty predicates and/or constraints.
5296 * config/i386/sync.md: Ditto.
5297 * config/i386/sse.md: Ditto.
5298 * config/i386/mmx.md: Ditto.
5299 * config/i386/pentium.md: Ditto.
5300 * config/i386/athlon.md: Ditto.
5302 2012-03-16 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/52603
5305 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5309 2012-03-14 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/52571
5312 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5313 flag_section_anchors check ...
5314 (vect_can_force_dr_alignment_p): ... here.
5316 2012-03-16 Martin Jambor <mjambor@suse.cz>
5318 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5319 memory through MEM_REFs by calling extract_bit_field.
5321 2012-03-16 Richard Guenther <rguenther@suse.de>
5323 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5324 and REFERENCE_TYPE interpretations.
5325 (can_native_interpret_type_p): New function.
5326 (fold_ternary_loc): Use native encode/interpret to fold
5327 BIT_FIELD_REFs of constants.
5329 2012-03-16 Richard Guenther <rguenther@suse.de>
5332 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5333 of vector constants and constructors.
5335 2012-03-16 Richard Guenther <rguenther@suse.de>
5337 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5338 VIEW_CONVERT_EXPR to convert constants.
5339 (vect_is_simple_use): Treat all constants as vec_constant_def.
5341 2012-03-16 Richard Guenther <rguenther@suse.de>
5342 Kai Tietz <ktietz@redhat.com>
5345 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5346 side-effects completely in the pre-queue and use a temporary
5349 2012-03-16 Richard Guenther <rguenther@suse.de>
5351 * stor-layout.c (finish_bitfield_representative): Fall back
5352 to the conservative maximum size if we cannot compute the
5353 size of the tail padding.
5355 2012-03-16 Tristan Gingold <gingold@adacore.com>
5357 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5358 __CRTL_VER and __VMS_VER.
5359 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5360 and vms_c_get_vms_ver.
5361 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5363 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5364 (VMS_DEFAULT_VMS_VER): Define.
5365 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5366 (VMS_DEFAULT_VMS_VER): Define.
5368 2012-03-16 Richard Guenther <rguenther@suse.de>
5370 * tree-vect-loop.c (get_initial_def_for_induction): Use
5371 build_constructor directly.
5372 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5373 build_vector_from_val.
5374 * tree.c (build_vector_from_val): Avoid creating a constructor
5375 first when we want a constant vector.
5377 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5379 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5381 2012-03-16 Richard Guenther <rguenther@suse.de>
5383 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5384 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5385 (struct tree_vector): Remove elements member, add variable size
5387 (build_vector_stat): Declare.
5388 (build_vector): Define in terms of build_vector_stat.
5389 * tree.c (build_vector): Rename to ...
5390 (build_vector_stat): ... this. Take array of trees as parameter.
5391 (build_vector_from_ctor): Adjust.
5392 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5393 initializer_zerop): Adjust.
5394 * cfgexpand.c (expand_debug_expr): Likewise.
5395 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5396 const_vector_from_tree): Likewise.
5397 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5398 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5399 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5400 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5401 (lto_input_ts_vector_tree_pointers): Adjust.
5402 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5403 (write_ts_vector_tree_pointers): Adjust.
5404 * varasm.c (const_hash_1, compare_constant, copy_constant,
5405 output_constant): Adjust.
5406 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5407 * print-tree.c (print_node): Adjust.
5408 * tree-pretty-print.c (dump_generic_node): Adjust.
5409 * tree-vect-generic.c (uniform_vector_p, vector_element,
5410 lower_vec_perm): Adjust.
5411 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5412 * tree-vect-slp.c (vect_get_constant_vectors,
5413 vect_transform_slp_perm_load): Adjust.
5414 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5415 * expmed.c (make_tree): Adjust.
5416 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5417 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5419 (sparc_fold_builtin): Adjust.
5421 2012-03-16 Tristan Gingold <gingold@adacore.com>
5423 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5424 * config/vms/vms-stdint.h: New file.
5426 2012-03-16 Tristan Gingold <gingold@adacore.com>
5428 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5429 (ia64-hp-*vms*): Replaced by ...
5430 (*-*-*vms*): ... This new entry.
5432 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5435 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5436 (ix86_expand_vec_perm_const_1): Use it.
5439 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5440 (avx2_permv4df): Remove.
5441 (avx2_permv4di): Macroize into...
5442 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5443 (avx2_permv4di_1): Macroize into...
5444 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5446 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5448 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5450 2012-03-15 Ira Rosen <irar@il.ibm.com>
5451 Ulrich Weigand <ulrich.weigand@linaro.org>
5453 * tree-vect-patterns.c (widened_name_p): Rename to ...
5454 (type_conversion_p): ... this. Add new argument to determine
5455 if it's a promotion or demotion operation. Check for
5456 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5457 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5459 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5460 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5462 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5463 non-constant then and else clauses.
5465 2012-03-15 Ira Rosen <irar@il.ibm.com>
5466 Ulrich Weigand <ulrich.weigand@linaro.org>
5468 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5469 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5471 * tree-vect-patterns.c (widened_name_p): Pass basic block
5472 info to vect_is_simple_use.
5473 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5474 (vect_recog_widen_sum_pattern): Likewise.
5475 (vect_handle_widen_op_by_const): Support basic blocks.
5476 (vect_operation_fits_smaller_type,
5477 vect_recog_over_widening_pattern): Likewise.
5478 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5479 Update call to vect_is_simple_use.
5480 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5482 (check_bool_pattern): Add an argument, update call to
5483 vect_is_simple_use and the recursive calls.
5484 (vect_recog_bool_pattern): Update relevant function calls.
5486 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5487 (vect_pattern_recog_1): Check for reduction only in loops.
5488 (vect_pattern_recog): Add new argument. Support basic blocks.
5489 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5490 info to vect_is_simple_use_1.
5491 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5492 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5494 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5495 Andrew Pinski <apinski@cavium.com>
5498 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5499 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5500 calls instead of __builtin_ir{int,ound}*.
5502 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5504 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5507 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5509 * config.gcc (target_type_format_char): New. Document it. Set it for
5511 * configure.ac (gnu_unique_option): Use target_type_format_char
5512 in test. Comment rationale.
5513 * configure: Regenerate .
5515 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5517 PR tree-optimization/52267
5518 * tree-vrp.c (masked_increment): New function.
5519 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5520 from (X & CST1) cmp CST2 tests.
5522 2012-03-15 Richard Guenther <rguenther@suse.de>
5525 * tree-data-ref.c (subscript_dependence_tester_1): Check
5526 all dimensions for non-conflicting access functions.
5528 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5531 * doc/invoke.texi [C++ Language Options]: Document
5532 -ftemplate-backtrace-limit.
5534 2012-03-15 Tristan Gingold <gingold@adacore.com>
5536 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5539 2012-03-15 Tristan Gingold <gingold@adacore.com>
5541 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5542 use DW_OP_call_frame_cfa.
5544 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5547 * config/i386/i386-opts.h (pmode): New.
5549 * config/i386/i386.c (ix86_option_override_internal): Properly
5550 check and set ix86_pmode.
5552 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5554 * config/i386/i386.opt (maddress-mode=): New.
5556 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5558 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5560 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5561 (dwarf2out_do_cfi_asm): Likewise.
5562 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5564 (add_data_member_location_attribute): Likewise.
5565 (gen_array_type_die): Likewise.
5566 (gen_subprogram_die): Likewise.
5567 (gen_producer_string): Likewise.
5568 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5569 Remove MIPS_DEBUGGING_INFO handling.
5570 (sdb_debug_hooks): Likewise.
5571 (sdbout_begin_block): Likewise.
5572 (sdbout_end_block): Likewise.
5573 (sdbout_begin_prologue): Likewise.
5574 (sdbout_start_source_file): Likewise.
5575 (sdbout_end_source_file): Likewise.
5576 (sdbout_init): Likewise.
5577 * system.h (MIPS_DEBUGGING_INFO): Poison.
5579 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5581 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5582 (alpha_file_start) [MS_STAMP]: Remove.
5584 * config/alpha/elf.h (TARGET_GAS): Remove.
5585 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5586 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5587 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5588 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5589 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5590 (alpha*-*-freebsd*): Likewise.
5591 (alpha*-*-netbsd*): Likewise.
5592 (alpha*-*-openbsd*): Likewise.
5593 (alpha*-*-*): Remove target_cpu_default2.
5594 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5596 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5597 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5598 * config/alpha/alpha.c (print_operand): Always assume
5599 TARGET_AS_SLASH_BEFORE_SUFFIX.
5600 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5601 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5602 ("*builtin_setjmp_receiver_er_1"): Remove.
5603 * config/alpha/alpha.opt (malpha-as): Remove.
5605 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5607 Remove DEC Unix reference.
5609 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5610 (EXTENDED_COFF): Remove.
5611 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5612 (EXTENDED_COFF): Don't undef.
5613 * config/alpha/alpha.c (alpha_file_start): Always assume
5615 Don't set targetm.asm_file_start_file_directive.
5616 [!OBJECT_FORMAT_ELF]: Remove.
5617 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5619 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5620 (DBX_DEBUGGING_INFO): Remove.
5621 (MIPS_DEBUGGING_INFO): Remove.
5622 (PREFERRED_DEBUGGING_TYPE): Remove.
5623 (DBX_OUTPUT_SOURCE_LINE): Remove.
5624 (SDB_OUTPUT_SOURCE_LINE): Remove.
5625 (DBX_CONTIN_LENGTH): Remove.
5626 (NO_DBX_FUNCTION_END): Remove.
5627 (ASM_STABS_OP): Remove.
5628 (ASM_STABN_OP): Remove.
5629 (ASM_STABD_OP): Remove.
5630 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5631 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5632 (PUT_SDB_DEF): Remove.
5633 (PUT_SDB_PLAIN_DEF): Remove.
5634 (PUT_SDB_TYPE): Remove.
5635 (sdb_label_count): Remove.
5636 (PUT_SDB_BLOCK_START): Remove.
5637 (PUT_SDB_BLOCK_END): Remove.
5638 (PUT_SDB_FUNCTION_START): Remove.
5639 (PUT_SDB_FUNCTION_END): Remove.
5640 (PUT_SDB_EPILOGUE_END): Remove.
5641 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5642 (MIPS_DEBUGGING_INFO): Don't undef.
5643 (DBX_DEBUGGING_INFO): Don't undef.
5644 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5645 (MIPS_DEBUGGING_INFO): Don't undef.
5646 (DBX_DEBUGGING_INFO): Don't undef.
5647 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5648 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5650 (alpha_start_function): Likewise.
5651 (sdb_label_count): Remove.
5652 (alpha_output_filename): Remove DBX_DEBUG handling.
5653 (alpha_file_start): Likewise.
5655 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5657 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5658 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5659 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5661 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5662 (ld_tls_support): Remove Solaris 8 references.
5663 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5664 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5665 * configure: Regenerate.
5666 * config.in: Regenerate.
5668 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5669 * config/i386/sol2.h: Remove Solaris 8 references.
5671 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5672 (i?86-*-solaris2.9): ... this.
5673 Remove Solaris 8 references.
5674 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5675 Remove Solaris 8 references.
5677 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5679 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5680 (mips-sgi-irix6.5*): Remove.
5681 * config.host (mips-sgi-irix*): Remove.
5682 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5683 (set_have_as_tls): Remove *-*-irix6*.
5684 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5685 * configure: Regenerate.
5687 * config/mips/iris6.h: Remove.
5688 * config/mips/iris6.opt: Remove.
5689 * config/mips/t-irix6: Remove.
5691 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5692 (TARGET_IRIX6): Remove.
5693 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5694 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5695 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5697 (mips_file_start): Likewise.
5698 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5700 * config/mips/driver-native.c [__sgi__]: Remove.
5701 (host_detect_local_cpu) [__sgi__]: Remove.
5703 * config/mips/gnu-user.h: Remove iris5.h reference.
5705 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5706 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5707 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5710 * gcc.c (main): Move asm_debug initialization ...
5711 (asm_debug): ... here.
5713 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5715 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5716 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5717 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5718 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5719 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5720 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5722 * doc/tm.texi: Regenerate.
5724 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5726 (MIPS Options, -march): Remove IRIX reference.
5727 * doc/install.texi (Binaries, SGI IRIX): Remove.
5728 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5730 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5732 2012-03-14 Martin Jambor <mjambor@suse.cz>
5734 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5735 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5736 (expand_expr_real_1): Do not handle misalignment if modifier is
5739 2012-03-14 Richard Guenther <rguenther@suse.de>
5742 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5743 element type instead of mode, use build_vector_type_for_mode
5744 instead of the langhook, build a vector of proper signedness.
5745 (expand_vector_operations_1): Adjust.
5747 2012-03-14 Richard Guenther <rguenther@suse.de>
5750 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5751 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5752 (gimple_get_virt_method_for_binfo): Likewise.
5754 2012-03-14 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/52571
5757 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5758 flag_section_anchors check ...
5759 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5760 DECL_COMMON variables.
5762 2012-03-14 Richard Guenther <rguenther@suse.de>
5764 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5765 * stor-layout.c (start_bitfield_representative): New function.
5766 (finish_bitfield_representative): Likewise.
5767 (finish_bitfield_layout): Likewise.
5768 (finish_record_layout): Call finish_bitfield_layout.
5769 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5770 for QUAL_UNION_TYPE fields.
5771 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5772 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5773 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5778 * expr.c (get_bit_range): Unconditionally extract bitrange
5779 from DECL_BIT_FIELD_REPRESENTATIVE.
5780 (expand_assignment): Adjust call to get_bit_range.
5782 2012-03-14 Richard Guenther <rguenther@suse.de>
5785 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5786 the outermost conversion is a sign-change only.
5787 (fold_binary_loc): Disregard widening and sign-changing
5788 conversions when we determine if two variables are equal
5790 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5791 (T1)x if the outermost conversion is a sign-change only.
5793 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5796 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/predicates.md (constant_call_address_operand): Declare
5799 as special predicate. Update all uses.
5801 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5804 * c-parser.c (c_parser_postfix_expression)
5805 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5807 * config/i386/smmintrin.h: Avoid /* within a comment.
5808 * config/i386/nmmintrin.h: Likewise.
5810 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5812 * config/i386/i386.md (xbegin): Remove constraint from expander.
5814 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/predicates.md (constant_call_address_operand): Declare
5817 as special predicate. Update all uses.
5818 * config/i386/i386.md: Remove mode from constant_call_address_operand
5820 * config/i386/i386.c (ix86_output_call_insn): Call
5821 constant_call_address_operand with VOIDmode.
5823 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5825 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5826 AND zero extended address correctly.
5828 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5832 (tls_modbase_operand): Ditto.
5833 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5834 tls_modbase_operand predicates.
5836 2012-03-13 Martin Jambor <mjambor@suse.cz>
5838 * expr.c (expand_assignment): Handle misaligned scalar writes to
5839 memory through top-level MEM_REFs by calling store_bit_field.
5841 2012-03-13 Richard Guenther <rguenther@suse.de>
5844 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5845 if Y is a constant multiple of 1 << CST.
5847 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5850 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5851 offset (size) to a value the insns can deal with.
5852 (expand_epilogue): Ditto.
5854 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5856 * config/arm/neon.ml (ops): Fixup expected instructions for
5857 unsigned vector compares.
5859 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5862 addresses only when %reg is not in word mode.
5864 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5866 * config/microblaze/microblaze.md: Fix typo.
5867 * tree-if-conv.c: Likewise.
5868 * tree-vect-patterns.c: Likewise.
5870 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5872 * config.gcc (extra_passes): Remove.
5873 * configure.ac (extra_passes): Don't substitute.
5874 * configure: Regenerate.
5875 * Makefile.in (EXTRA_PASSES): Remove.
5876 (GCC_PASSES): Remove $(EXTRA_PASSES).
5877 (MOSTLYCLEANFILES): Likewise.
5879 (install-common): Likewise.
5881 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5883 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5884 * config/i386/i386.c (ix86_decompose_address): Use
5885 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5886 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5887 thread pointer to a register.
5889 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5892 on tls_symbolic_operand.
5893 (tls_global_dynamic_64_<mode>): Likewise.
5895 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5898 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5899 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5901 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5904 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5905 type from reg_class_t to enum reg_class.
5906 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5908 2012-03-12 Andrew Pinski <apinski@cavium.com>
5910 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5911 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5912 (value_replacement): Likewise.
5913 (empty_block_p): Check also if the PHIs for the block are empty.
5915 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5918 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5919 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5920 r184615 from 2012-02-28.
5922 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5924 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5925 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5926 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5927 and ix86_gen_tls_local_dynamic_base_64.
5928 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5929 ix86_gen_tls_local_dynamic_base_64.
5931 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5932 (*tls_global_dynamic_64_<mode>): This.
5933 (tls_global_dynamic_64): Renamed to ...
5934 (tls_global_dynamic_64_<mode>): This.
5935 (*tls_local_dynamic_base_64): Renamed to ...
5936 (*tls_local_dynamic_base_64_<mode>): This.
5937 (tls_local_dynamic_base_64): Renamed to ...
5938 (tls_local_dynamic_base_64_<mode>): This.
5940 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5942 * config/i386/i386.c (ix86_option_override_internal): Properly
5943 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5944 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5945 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5946 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5948 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5949 (sse3_monitor64_<mode>): This.
5951 2012-03-12 Tristan Gingold <gingold@adacore.com>
5953 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5954 (ia64_function_arg_advance): Ditto.
5956 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5958 * config.gcc (mips*-*-openbsd*): Remove.
5959 * config/mips/openbsd.h: Remove.
5960 * config/mips/sdb.h: Remove.
5962 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5963 * config/mips/mips.c (sdb_label_count): Remove.
5964 (mips_debugger_offset): Remove #if 0 code.
5965 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5966 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5968 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5970 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5972 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5973 Update binutils references.
5974 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5975 Update binutils reference.
5976 Update Sun as/GNU ld caveat.
5977 Document binutils largefile requirement for LTO plugin.
5978 Remove reference to alternate libpthread.
5980 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5982 * config.gcc (alpha*-dec-osf5.1*): Remove.
5983 * config.host (alpha*-dec-osf*): Remove.
5984 * configure.ac (*-*-osf*): Remove.
5985 (alpha*-dec-osf*): Remove.
5986 * configure: Regenerate.
5988 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5989 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5991 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5992 * config/alpha/alpha.c (struct machine_function): Update comment.
5993 (alpha_start_function): Remove Tru64 UNIX as handling for
5995 * config/alpha/alpha.md ("exception_receiver"): Remove
5996 TARGET_LD_BUGGY_LDGP.
5997 ("*exception_receiver_2"): Likewise.
5998 * except.c (finish_eh_generation): Remove Tru64 reference.
5999 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6000 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6001 * target.def (handle_pragma_extern_prefix): Remove.
6003 * Makefile.in (mips-tfile.o-warn): Remove.
6004 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6005 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6006 * mips-tdump.c, mips-tfile.c: Remove.
6008 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6010 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6011 (Specific, alpha*-dec-osf5.1): Note removal.
6012 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6014 * doc/tm.texi: Regenerate.
6015 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6017 2012-03-12 Richard Guenther <rguenther@suse.de>
6019 * config/arm/arm.c (neon_dereference_pointer): Do not call
6020 covert during RTL expansion.
6022 2012-03-12 Tristan Gingold <gingold@adacore.com>
6024 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6025 Options. Mention -mpointer-size.
6027 2012-03-12 Richard Guenther <rguenther@suse.de>
6029 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6030 build_nonstandard_integer_type.
6032 2012-03-12 Richard Guenther <rguenther@suse.de>
6034 * tree.c (signed_or_unsigned_type_for): Use
6035 build_nonstandard_integer_type.
6036 (signed_type_for): Adjust documentation.
6037 (unsigned_type_for): Likewise.
6038 * tree-pretty-print.c (dump_generic_node): Use standard names
6039 for non-standard integer types if available.
6041 2012-03-12 Tristan Gingold <gingold@adacore.com>
6043 * config/vms/vms.opt: Add vms-opts.h header.
6044 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6046 (-mvms-return-codes): Document.
6047 (-mpointer-size): New option.
6048 (vms_pointer_size): Add enumeration.
6049 * config/vms/vms-opts.h: New file.
6050 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6051 __INITIAL_POINTER_SIZE.
6052 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6053 (C_COMMON_OVERRIDE_OPTIONS): Define.
6054 (DWARF2_ADDR_SIZE): Define.
6055 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6056 * config/vms/vms-protos.h (vms_c_common_override_options):
6058 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6059 if -mno-pointer-size.
6060 (vms_c_common_override_options): New function.
6061 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6062 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6063 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6064 and flag_vms_pointer_size.
6065 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6066 * config.gcc (*-*-*vms*): Define xm_file.
6067 (alpha*-dec-*vms*): Do not define xm_file.
6068 (alpha64-dec-*vms*): Remove.
6069 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6072 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6074 PR tree-optimization/51721
6075 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6076 if (int) unsvar cmp CST.
6078 2012-03-12 Richard Guenther <rguenther@suse.de>
6080 * tree-sra.c (create_access_replacement): Only rename the replacement
6081 if we can rewrite it into SSA form. Properly mark register typed
6082 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6083 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6084 for aggregate or BLKmode results.
6086 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6088 PR tree-optimization/52533
6089 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6090 type for mask, only handle shifts by non-zero in-range
6091 shift count, for LE_EXPR and GT_EXPR if new_val is
6092 maximum, don't add the assertion.
6094 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6096 * doc/invoke.texi: Document -mrtm option.
6097 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6098 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6099 (ix86_handle_option): Handle OPT_mrtm.
6100 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6102 (x86_64-*-*): Ditto.
6103 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6104 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6106 (ix86_target_string): Define -mrtm option.
6108 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6110 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6111 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6113 (bdesc_special_args): Ditto.
6114 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6115 (ix86_expand_special_args_builtin): Handle new built-in type.
6116 (ix86_expand_builtin): Handle XABORT instruction.
6117 * config/i386/i386.h (TARGET_RTM): New.
6118 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6119 (UNSPECV_XEND): Ditto.
6120 (UNSPECV_XABORT): Ditto.
6121 (UNSPECV_XTEST): Ditto.
6128 * config/i386/i386.opt (mrtm): New.
6129 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6130 * config/i386/rtmintrin.h: New header.
6131 * config/i386/xtestintrin.h: Ditto.
6133 2012-03-12 Tristan Gingold <gingold@adacore.com>
6135 * ginclude/stddef.h: Adjust previous patch.
6136 Use __VMS__ instead of VMS.
6138 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6141 Also convert sequences with CC setting arithmetic instruction.
6143 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6145 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6146 from C Language Options to Preprocessor Options.
6147 (C Dialect Options): Move -no-integrated-cpp documentation
6149 (Preprocessor Options): ...to here. Rewrite the description
6150 so it makes more sense, and remove discussion of merging front ends.
6152 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6154 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6156 (ix86_expand_setmem): Likewise.
6158 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6160 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6163 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6165 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6166 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6168 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6170 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6172 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6174 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6177 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6178 Uros Bizjak <ubizjak@gmail.com>
6180 * config/i386/predicates.md (call_insn_operand): Allow
6181 constant_call_address_operand in Pmode only.
6182 (sibcall_insn_operand): Ditto.
6183 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6184 (*call_vzeroupper): Ditto.
6186 (*sibcall_vzeroupper): Ditto.
6187 (*call_value): Ditto.
6188 (*call_value_vzeroupper): Ditto.
6189 (*sibcall_value): Ditto.
6190 (*sibcall_value_vzeroupper): Ditto.
6191 (*indirect_jump): Ditto.
6192 (*tablejump_1): Ditto.
6193 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6195 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6198 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6201 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6202 Use movrt_negc instead of negc pattern for non-SH2A.
6204 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6206 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6208 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6209 if Pmode != word_mode.
6210 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6211 Pmode == SImode for TARGET_X32.
6213 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6214 (tls_initial_exec_x32): Likewise.
6216 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6218 PR rtl-optimization/52528
6219 * combine.c (can_combine_p): Add setting of subst_low_luid
6220 before call to expand_field_assignment().
6222 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6224 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6225 and related program names.
6227 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6229 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6231 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6234 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6235 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6237 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6238 (*movdi_internal_rex64): Use %E operand modifier for lea.
6239 (*movsi_internal): Ditto.
6241 (*lea<mode>_2): Ditto.
6242 (*lea_{3,4,5,6}_zext): Ditto.
6243 (*tls_global_dynamic_32_gnu): Ditto.
6244 (*tls_global_dynamic_64): Ditto.
6245 (*tls_dynamic_gnu2_lea_32): Ditto.
6246 (*tls_dynamic_gnu2_lea_64): Ditto.
6247 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6249 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6251 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6252 redefine to be NULL if the current bit-size is different from the
6253 configured bit-size.
6255 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6256 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6257 set the default tuning. Add asserts to make sure the cpu and tune
6258 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6259 test whether the index is set, instead of > 0.
6260 (rs6000_file_start): Do not reset the default cpu if the current
6261 bit-size is different from the configured bit-size.
6263 2012-03-09 Tristan Gingold <gingold@adacore.com>
6265 * config/vms/vms-crtlmap.map: Add comments.
6266 Add entries needed to build Ada RTS.
6268 2012-03-09 Tristan Gingold <gingold@adacore.com>
6270 * ginclude/stddef.h: Do not define __size_t on VMS.
6272 2012-03-09 Tristan Gingold <gingold@adacore.com>
6274 * c-tree.h (c_default_pointer_mode): New variable.
6275 * c-decl.c (c_default_pointer_mode): New variable.
6276 (c_build_pointer_type): New function.
6277 (grokdeclarator): Call c_build_pointer_type instead
6278 of build_pointer_type.
6280 * config/vms/vms-c.c: Include c-tree.h
6281 (saved_pointer_mode): New variable.
6282 (handle_pragma_pointer_size): New function.
6283 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6284 (vms_c_register_pragma): Register __pointer_size and
6285 __required_pointer_size pragmas.
6287 2012-03-09 Tristan Gingold <gingold@adacore.com>
6289 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6290 (vms_c_register_includes): Reference it.
6292 2012-03-09 Andrew Pinski <apinski@cavium.com>
6295 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6297 (tree_ssa_phiopt_worker): Go through all the PHIs for
6298 value_replacement instead of just the singleton one.
6299 (value_replacement): Change return type to int. Return 0 instead of
6301 Allow the middle basic block to contain more than just the defining
6303 Handle non empty middle basic blocks.
6304 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6306 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6308 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6309 array reference and component reference.
6310 (analyze_scalar_evolution_for_address_of): New.
6312 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6315 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6316 (hwloop_pattern_reg): Fix set but not used warning.
6317 (bfin_reorg_loops): Remove unused parameter.
6318 (bfin_reorg): Update use of bfin_reorg_loops.
6320 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6322 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6323 with integer parameters in registers.
6324 (gen_push): Push register in word_mode instead of Pmode.
6325 (ix86_emit_save_regs): Likewise.
6326 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6327 (gen_pop): Pop register in word_mode instead of Pmode.
6328 (ix86_emit_restore_regs_using_pop): Likewise.
6329 (ix86_expand_prologue): Replace Pmode with word_mode for push
6330 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6331 restore RAX and R10 in word_mode.
6332 (ix86_emit_restore_regs_using_mov): Restore integer registers
6334 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6336 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6337 (ix86_split_long_move): Likewise.
6339 * config/i386/i386.md (W): New.
6340 (*push<mode>2_prologue): Replace :P with :W.
6341 (*pop<mode>1): Likewise.
6342 (*pop<mode>1_epilogue): Likewise.
6343 (push/pop peephole2): Use word_mode scratch registers.
6345 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6349 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6351 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6352 for constants in [-63,63].
6354 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6358 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6360 * config/i386/i386.c (ix86_print_operand_address): Only handle
6361 zero-extended DImode addresses.
6363 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6365 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6366 * configure: Regenerate.
6368 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6371 * config/avr/avr.c (avr_mem_clobber): New static function.
6372 (avr_expand_delay_cycles): Add memory clobber operand to
6373 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6374 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6375 (enable_interrupt, disable_interrupt): New expander.
6376 (nopv, sleep, wdr): New expanders.
6377 (delay_cycles_1): Add memory clobber.
6378 (delay_cycles_2): Add memory clobber.
6379 (delay_cycles_3): Add memory clobber.
6380 (delay_cycles_4): Add memory clobber.
6381 (cli_sei): New insn from former "enable_interrupt",
6382 "disable_interrupt" with memory clobber.
6383 (*wdt): New insn from former "wdt" with memory clobber.
6384 (*nopv): Similar, but for "nopv".
6385 (*sleep): Similar, but for "sleep".
6387 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6388 Kaz Kojima <kkojima@gcc.gnu.org>
6391 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6392 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6393 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6395 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6397 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6398 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6399 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6401 2012-03-07 Walter Lee <walt@tilera.com>
6403 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6404 REG_CFA_* notes for the stack pointer.
6405 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6406 EH_RETURN_STACKADJ_RTX.
6407 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6408 generate REG_CFA_* notes for the stack pointer.
6409 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6410 by EH_RETURN_STACKADJ_RTX.
6412 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6414 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6415 when __AVR_3_BYTE_PC__ is defined.
6417 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6419 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6420 (ix86_print_operand): Handle '^'.
6421 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6422 using P mode iterator. Add %^ to asm template to conditionally emit
6424 (*rep_movdi_rex64): Ditto.
6425 (*strsetdi_rex_1): Ditto.
6426 (*rep_stosdi_rex64): Ditto.
6427 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6428 conditionally emit addr32 prefix.
6429 (*rep_mov{si,qi}): Ditto.
6430 (*strset{si,hi,qi}): Ditto.
6431 (*rep_stos{si,qi}): Ditto.
6432 (*cmpstrnqi_nz_1): Ditto.
6433 (*cmpstrnqi_1): Ditto.
6434 (*strlenqi_1): Ditto.
6436 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6438 * config/i386/i386.c (function_value_64): Return pointers in
6439 word_mode instead of Pmode.
6440 (ix86_promote_function_mode): Likewise.
6442 2012-03-07 Richard Guenther <rguenther@suse.de>
6444 * coverage.c (get_gcov_type): Use type_for_mode.
6445 (get_gcov_unsigned_t): Likewise.
6446 * expr.c (store_constructor): Use type_for_mode.
6447 (try_casesi): Likewise.
6448 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6449 (add_standard_iv_candidates): Use standard type trees.
6450 * dojump.c (do_jump): Remove dead code.
6452 2012-03-07 Richard Guenther <rguenther@suse.de>
6454 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6456 2012-03-07 Richard Guenther <rguenther@suse.de>
6458 * convert.c (strip_float_extensions): Move ...
6459 * tree.c (strip_float_extensions): ... here.
6461 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6464 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6466 2012-03-07 Richard Guenther <rguenther@suse.de>
6468 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6469 (expand_omp_for_generic): Likewise.
6470 (expand_omp_for_static_nochunk): Likewise.
6471 (expand_omp_for_static_chunk): Likewise.
6472 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6473 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6474 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6475 Use unsigned_type_for.
6476 (vect_create_cond_for_align_checks): Use signed_type_for.
6478 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6480 PR rtl-optimization/52203
6481 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6482 all callers to pass NULL except ...
6483 (reset_sched_cycles_in_current_ebb): ... here, save the value
6484 in new variable 'empty'. Increase issue_rate only for
6487 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6490 * Makefile.in: Let install-gcc-ar depend on installdirs,
6491 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6492 Don't double canonicalize if cross-compiling.
6494 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6497 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6498 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6499 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6501 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6504 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6506 * config/avr/avr.md (xload_8): Adjust insn length.
6508 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6511 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6512 if RAMPZ affects reading from RAM.
6514 2012-03-07 Richard Guenther <rguenther@suse.de>
6518 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6519 suggests you can include PCHs from inside another header.
6521 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6524 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6526 2012-03-07 Kai Tietz <ktietz@redhat.com>
6528 * doc/invoke.texi (fwritable-relocated-rdata): Document
6529 new Cygwin/MinGW target option.
6530 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6531 reloc if flag -fwritable-relocated-rdata is not set.
6532 (i386_pe_section_type_flags): Likewise.
6533 * config/i386/cygming.opt (fwritable-relocated-rdata):
6534 Add new flag variable flag_writable_rel_rdata.
6536 2012-03-07 Richard Guenther <rguenther@suse.de>
6538 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6539 precision against gimple constraints.
6541 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6544 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6546 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6547 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6549 (init_emit_regs): Move associated initialization to...
6550 (init_emit_once): ...here.
6552 2012-03-06 Richard Henderson <rth@redhat.com>
6554 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6555 * config/m68k/sync.md (atomic_test_and_set): Use it.
6556 (atomic_test_and_set_1): Likewise.
6558 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6561 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6562 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6563 (vector_ltgt<mode>): Likewise.
6564 (vector_ordered<mode>): Likewise.
6565 (vector_unordered<mode>): Likewise.
6566 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6568 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6570 * trans-mem.c: New typedef for tm_region_p.
6571 Define vector types for tm_region_p.
6572 (tm_region_init): Replace region_worklist to a vector called
6575 2012-03-06 Richard Guenther <rguenther@suse.de>
6577 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6578 MEM_REF with constant pointer operand.
6580 2012-03-06 Richard Guenther <rguenther@suse.de>
6583 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6585 2012-03-06 Tristan Gingold <gingold@adacore.com>
6587 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6588 (external_model_kind): Improve documentation.
6589 (vms_pragma_extern_model): Handle relaxed_redef.
6590 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6592 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6594 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6595 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6596 Some more notes on EIND usage and reorder EIND subsection.
6598 2012-03-06 Tristan Gingold <gingold@adacore.com>
6600 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6601 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6603 2012-03-06 Tristan Gingold <gingold@adacore.com>
6605 * config/vms/t-vmsnative (version): Define.
6606 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6608 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6610 PR rtl-optimization/52250
6611 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6612 to put note list into. Unconditionally call move_bb_info.
6613 (move_bb_info): Do not assert the blocks being in the same region,
6614 just drop the note list if they are not.
6616 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6619 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6620 and use unified expansion logic.
6621 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6622 closer to the existing movt insn.
6623 (negc): Rename insn to *negc. Add new expander.
6624 (movnegt): Use xor pattern for T bit negation. Reserve helper
6625 constant for negc pattern.
6626 (*movnegt): New insn and splitter.
6628 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6630 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6633 2012-03-05 Richard Henderson <rth@redhat.com>
6635 * genemit.c (main): Include "target.h" in insn-emit.c.
6636 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6637 * config/sh/sync.md (atomic_test_and_set): Reference
6638 targetm.atomic_test_and_set_trueval instead of
6639 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6641 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6643 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6646 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6648 * langhooks.c (add_builtin_type): New function.
6649 * langhooks.h (add_builtin_type): Export it.
6650 * config/mep/mep.c (mep_init_builtins): Use it.
6651 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6653 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6656 * tree.h (BLOCK_SAME_RANGE): Define.
6657 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6658 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6659 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6660 isn't equal to supercontext fragment's fragment chain.
6661 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6663 (blocks_nreverse_all): Likewise.
6664 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6665 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6666 supercontext fragment's fragment origin.
6667 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6668 range as its parent (or parents thereof etc.), use the parent's
6669 DW_AT_ranges value instead of creating a new .debug_ranges range.
6671 2012-03-05 Richard Henderson <rth@redhat.com>
6674 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6675 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6676 BIGGEST_ALIGNMENT is aligned.
6678 2012-03-05 Richard Henderson <rth@redhat.com>
6680 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6681 * config/sh/sh.c: ... here.
6683 2012-03-05 Richard Henderson <rth@redhat.com>
6686 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6687 instead of calling negqi2 directly.
6689 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6692 * trans-mem.c (tm_region_init): Use last_basic_block.
6694 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6696 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6697 * config/sh/sync.md (atomic_test_and_set): New expander.
6698 (tasb, atomic_test_and_set_soft): New insns.
6699 * config/sh/sh.opt (menable-tas): New option.
6700 * doc/invoke.texi (SH Options): Document it.
6702 2012-03-05 Richard Guenther <rguenther@suse.de>
6704 * cfgloop.c (verify_loop_structure): Verify dominators before
6706 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6707 dominators from here.
6708 * graphite-scop-detection.c (create_sese_edges): Likewise.
6709 * loop-doloop.c (doloop_optimize_loops): Likewise.
6710 * loop-init.c (loop_optimizer_init): Likewise.
6711 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6712 * loop-unswitch.c (unswitch_loops): Likewise.
6713 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6714 * tree-parloops.c (parallelize_loops): Likewise. Verify
6715 only when checking is enabled.
6716 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6718 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6720 * genautomata.c (parse_automata_opt): New static function.
6721 (initiate_automaton_gen): Remove all option handling code. Remove
6722 argc argument. All callers changed.
6723 (main): Call init_rtx_reader_args_cb with the new function as argument.
6725 2012-03-05 Richard Guenther <rguenther@suse.de>
6727 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6728 * tree-if-conv.c (combine_blocks): Free post-dominator info
6730 * tree-parloops.c (create_parallel_loop): Free and re-compute
6731 dominator info after breaking it.
6733 2012-03-05 Richard Guenther <rguenther@suse.de>
6736 * optabs.h (trapv_unoptab_p): New function.
6737 (trapv_binoptab_p): Likewise.
6738 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6739 a proper equiv_may_trap argument.
6740 (expand_unop): Likewise.
6741 (emit_libcall_block_1): Take extra argument whether the
6742 instruction may trap. Renamed from ...
6743 (emit_libcall_block): ... this. New wrapper.
6745 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6747 PR tree-optimization/51721
6748 * tree-vrp.c (register_edge_assert_for_2): If comparing
6749 lhs of right shift by constant with an integer constant,
6750 add ASSERT_EXPRs for the rhs1 of the right shift.
6752 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6754 2012-03-05 Richard Guenther <rguenther@suse.de>
6756 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6757 (integer_onep): Likewise.
6758 (integer_all_onesp): Likewise.
6760 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6762 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6764 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6766 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6767 instead of TARGET_64BIT.
6769 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6771 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6774 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6776 * config/i386/i386.c (ix86_print_operand_address): Only handle
6777 zero-extended DImode addresses.
6779 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6781 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6782 taken and cputaken as bool.
6784 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/constraints.md (Ya): New internal constraint.
6787 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6788 (*zero_extendsidi2_rex64): Add x,x alternative.
6789 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6790 Remove flags reg clobber. Adjust corresponding splits.
6791 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6792 zero_extendqisi2 expanders using SWI12 mode iterator.
6793 (zero_extend<mode>si2_and): Macroize insn from
6794 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6796 (*zero_extend<mode>si2): Macroize insn from
6797 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6798 (*zero_extend*2_movzbl_and): Remove insn patterns.
6799 (zero_extendqihi2_and): Merge corresponding splitter.
6800 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6801 (*zero_extend*2_movzbl_and): Remove insn patterns.
6802 (*anddi_1): Split TYPE_IMOVX instructions.
6803 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6805 (and->zext splitter): Add splitter pattern.
6806 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6808 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6810 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6812 (Debugging Options): Likewise.
6813 (Optimize Options): Likewise.
6814 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6815 with other architectures. Use official processor names with correct
6816 spelling/capitalization. Fix formatting and grammar issues.
6817 (i386 and x86-64 Windows Options): Similar cleanup here.
6819 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6821 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6823 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6825 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6826 DBX_REGISTER_NUMBER.
6828 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6830 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6831 operand is CONST_INT. Take COSTS_N_INSNS into account.
6832 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6835 2012-03-02 Richard Henderson <rth@redhat.com>
6837 * optabs.c (expand_atomic_test_and_set): Honor
6838 atomic_test_and_set_trueval even when atomic_test_and_set
6839 optab is not in use.
6841 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6845 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6846 GENERAL_REGS and FP_REGS for SImode.
6848 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6851 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6852 (absdi2): New expander.
6853 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6855 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6857 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6858 (atomic_exchange<mode>_soft): New insn.
6860 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6862 * config/sh/sync.md: Update copyright notice dates.
6863 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6865 (atomic_compare_and_swap<mode>_soft): Likewise.
6867 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6870 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6871 * config/sh/sh.c: Update copyright notice dates.
6872 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6873 alignment for TARGET_HARD_SH4.
6874 (sh_option_override): Reduce default function alignment. Set
6875 loop alignment to 4 bytes when not optimizing for size.
6877 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6880 * doc/invoke.texi (floop-flatten): Remove.
6881 * toplev.c (process_options): Remove references to flag_loop_flatten.
6882 * tree-ssa-loop.c (gate_graphite_transform): Same.
6883 * common.opt (floop-flatten): Obsolete.
6884 * graphite-poly.c (apply_poly_transforms): Remove reference to
6886 * Makefile.in (graphite-flattening.o): Remove.
6887 * graphite-flattening.c: Remove.
6889 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6891 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6892 having mode compatible with the mode of previous compare. Substitute
6893 compare mode of previous compare with the mode, compatible
6894 with eliminated and previous compare.
6896 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6898 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6900 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6902 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6903 compatible with CCGOCmode and CCGCmode.
6905 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6907 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6909 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6911 * config/arm/arm.c (arm_sat_operator_match): New function.
6912 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6913 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6914 ("SAT", "SATrev"): New code iterators.
6915 ("SATlo", "SAThi"): New code iterator attributes.
6916 ("*satsi_<SAT:code>"): New pattern.
6917 ("*satsi_<SAT:code>_shift"): Likewise.
6918 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6919 and "shift" attributes.
6920 ("arm_usatsihi"): Add "insn" attribute.
6921 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6922 by powers of two. Do not allow shift by 32.
6924 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6928 to pass the argument in the register of "natural" mode.
6930 2012-03-02 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/52406
6933 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6934 (struct indices): Add unconstrained_base member.
6935 (struct dr_alias): Remove unused vops member.
6936 (DR_UNCONSTRAINED_BASE): New define.
6937 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6938 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6939 be an artificial access that covers the whole indexed object,
6940 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6941 plain decl base-objects to their MEM_REF variant.
6942 (dr_may_alias_p): When the base-object of either data reference
6943 has unknown size use only points-to information.
6944 (compute_affine_dependence): Make dumps easier to read and
6946 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6947 DR_REF when looking for packed references.
6948 (vect_supportable_dr_alignment): Likewise.
6950 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6952 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6953 Improve conditions for peepholes of loads followed by commutative
6955 * config/arm/ldmstm.md: Regenerated.
6957 2012-03-02 Richard Guenther <rguenther@suse.de>
6959 * BASE-VER: Set to 4.8.0.
6961 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6963 * config.gcc (obsolete): Add all ARM targets using the FPA.
6964 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6965 * doc/install.texi: Avoid references to obsolete ARM ports.
6967 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6969 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6971 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6972 Joern Rennecke <joern.rennecke@embecosm.com>
6974 * doc/extend.texi: Expand and update information on interrupt
6975 attribute for Epiphany.
6977 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6979 * config/sh/sh-protos.h: Update copyright notice dates.
6980 * config/sh/sh.h: Likewise.
6981 * config/sh/sh.md: Likewise.
6982 * config/sh/constraints.md: Likewise.
6983 * config/sh/predicates.md: Likewise.
6985 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6987 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6988 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6990 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6992 * config/sh/constraints.md: Fix comment typo.
6994 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6997 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6998 unsigned HOST_WIDE_INT.
6999 (zvdep_imm64): Likewise.
7000 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7001 (vdepi_and): Likewise.
7002 Likewise for unamed 64-bit patterns.
7003 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7005 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7008 PR rtl-optimization/52417
7009 * cselib.c (cselib_any_perm_equivs): New variable.
7010 (cselib_reset_table): Check that it's not set when not
7011 preserving constants.
7012 (cselib_add_permanent_equiv): Set it.
7013 (cselib_have_permanent_equivalences): New.
7014 (cselib_init, cselib_finish): Reset it.
7015 * cselib.h (cselib_have_permanent_equivalences): Declare.
7016 * alias.c (get_addr): Restore earlier behavior when there
7017 aren't permanent equivalences.
7019 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7021 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7022 * config/v850/v850-modes.def: Fix copyright notice.
7024 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7026 * doc/extend.texi (AVR Built-in Functions): Document
7027 __builtin_avr_flash_segment.
7029 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7030 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7031 (*split.flash_segment): New insn-and-split.
7032 * config/avr/avr.c (avr_init_builtins): Add local variables:
7033 const_memx_void_node, const_memx_ptr_type_node,
7034 char_ftype_const_memx_ptr.
7036 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7038 PR tree-optimization/52445
7039 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7040 add ssa_name_ver, offset and size fields and change store field
7042 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7043 (add_or_mark_expr): Likewise. Only consider previous stores
7044 with the same size and offset.
7045 (nt_init_block): Only look at gimple_assign_single_p stmts,
7046 doesn't look at rhs2.
7048 2012-03-01 Richard Guenther <rguenther@suse.de>
7051 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7052 conversions from integral types to pointer types.
7054 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7056 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7057 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7058 unintentionally removed in r184616.
7060 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7062 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7065 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7066 Uros Bizjak <ubizjak@gmail.com>
7069 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7070 alternatives, add "e" constraint to the new last alternative
7071 and ! to last 3 alternatives.
7073 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7075 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7076 DW_AT_artificial attributes at the end of the processing.
7077 (gen_array_type_die): Likewise.
7078 (gen_enumeration_type_die): Likewise.
7079 (gen_struct_or_union_type_die): Likewise.
7080 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7083 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7086 * expr.c (expand_assignment): If doing misaligned store that doesn't
7087 cover all mode bits, perform a RMW cycle.
7089 PR tree-optimization/52429
7090 * tree-parloops.c (separate_decls_in_region_debug): Return early
7091 if var is LABEL_DECL.
7093 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7095 PR tree-optimization/52424
7096 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7097 calling dom_thread_across_edge.
7099 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7101 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7103 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7105 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7106 * config/avr/avr.c (avr_output_bld): Remove unused function.
7107 (avr_out_sbxx_branch): Use "%T" to print bit position.
7109 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7111 * config/avr/avr.md: Untabify.
7113 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7115 * config/avr/avr.md (eqne): New code iterator.
7116 (*dec-and-branchsi): Use it in text peephole's condition.
7117 (*dec-and-branchhi): Ditto.
7118 (*dec-and-branchqi): Ditto.
7120 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7123 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7124 the device does not have the skip-bug.
7126 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7128 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7129 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7130 -mpretend-cmove): New.
7132 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7135 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7136 doesn't count DEBUG_INSN refs.
7137 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7138 for DEBUG_INSN refs.
7140 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7144 2012-02-20 Richard Guenther <rguenther@suse.de>
7145 PR tree-optimization/52298
7146 * tree-vect-stmts.c (vectorizable_load): Properly use
7147 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7149 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7152 * gimple.h (gimple_in_transaction): New.
7153 (gimple_set_in_transaction): New.
7154 (struct gimple_statement_base): Add in_transaction field.
7155 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7157 (tree_ssa_lim_initialize): Compute transaction bits.
7158 * tree.h (compute_transaction_bits): Protoize.
7159 * trans-mem.c (tm_region_init): Use the heap to store BB
7161 (compute_transaction_bits): New.
7163 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7165 * gcc.c (display_help): Document --help=common and sort entries
7168 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7170 * doc/install.texi: Document check-$LANG specific shortcuts
7172 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7175 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7177 * config/arm/arm_neon.h: Regenerate.
7178 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7179 (neon_vcgeu): New insn.
7180 (neon_vcgtu): Likewise.
7181 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7182 (ops): Unsigned comparison intrinsics call a different builtin.
7184 2012-02-28 Richard Guenther <rguenther@suse.de>
7187 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7188 ordering for the VEC_CONCAT for two element vectors for
7189 V2SFmode, V2SImode and V2DImode.
7191 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7194 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7195 detecting big-endian triplets.
7197 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7199 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7200 mode if there is no type information available.
7202 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7204 PR tree-optimization/53207
7205 * doc/invoke.texi: Document as experimental and relying on graphite.
7207 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7209 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7210 of initializer to changes from r184614.
7212 2012-02-28 Richard Guenther <rguenther@suse.de>
7214 PR tree-optimization/52395
7215 * tree-sra.c (build_ref_for_offset): Also look at the base
7216 TYPE_ALIGN when figuring out the alignment of the replacement.
7218 2012-02-28 Richard Guenther <rguenther@suse.de>
7220 PR tree-optimization/52402
7221 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7222 mis-aligned types when creating the accesses at the call site.
7224 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7226 * config/avr/builtins.def: New file.
7227 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7228 * config/avr/avr.c (enum avr_builtin_id): Use it.
7229 (avr_init_builtins): Use it. And use avr_bdesc.
7230 (bdesc_1arg): Remove.
7231 (bdesc_2arg): Remove.
7232 (bdesc_3arg): Remove.
7233 (struct avr_builtin_description): Add field n_args.
7234 (avr_bdesc): New static variable using builtins.def.
7235 (avr_expand_builtin): Use it.
7236 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7237 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7238 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7240 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7243 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7244 match only one single hard register with respective hard reg rtx.
7245 (movmemx_<mode>): Ditto.
7246 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7247 insn anatomy of movmem[x]_<mode>.
7248 (avr_out_movmem): Same for printing assembler and operand usage.
7250 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7254 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7255 address spaces located outside of device flash.
7257 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7258 (mcu_type_s): Add field n_flash.
7259 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7260 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7261 (AVR_MCU): Add N_FLASH argument.
7262 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7263 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7264 macro __FLASH<n> if that address space makes sense for the device.
7265 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7266 outside of target flash.
7267 (avr_asm_named_section): Ditto.
7268 (avr_asm_select_section): Ditto.
7269 (avr_addr_space_convert): Ditto.
7270 (avr_emit_movmemhi): Ditto.
7271 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7272 address space is outside of device flash.
7273 (avr_insert_attributes): Ditto.
7274 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7275 avr_current_arch->n_segments.
7277 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7280 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7281 (*movabs<mode>_2): Likewise.
7283 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7286 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7287 s_register_operand in the test instead of REG_P. Don't call
7288 gen_reg_rtx if it won't be used.
7290 PR tree-optimization/52376
7291 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7293 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7295 * ifcvt.c (noce_get_condition): Check condition variable is not
7296 small_register_classes_for_mode_p before accepting.
7298 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7302 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7305 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7306 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7308 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7310 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7312 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7314 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7316 * config/sh/predicates.md: Remove blank lines.
7317 * config/sh/sh.c: Fix typos in comments.
7318 * config/sh/constraints.md: Likewise.
7319 * config/sh/sh.md: Remove blank lines.
7320 Fix typos in comments. Use ;; as comment characters.
7322 2012-02-26 Walter Lee <walt@tilera.com>
7324 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7325 (replace_mov_pcrel_step2): Ditto.
7327 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7330 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7331 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7332 and locs that reference values newer than the non-canonical value
7333 at hand. Return the canonical value as a worst case.
7334 (memrefs_conflict_p): Walk canonical value's locs.
7337 * cselib.c (preserve_only_constants): Rename to...
7338 (preserve_constants_and_equivs): ... this. Split out...
7339 (invariant_or_equiv_p): ... this. Preserve plus expressions
7340 of other preserved expressions too.
7341 (cselib_reset_table): Adjust.
7342 * var-tracking.c (reverse_op): Use canonical value to build
7345 2012-02-23 Kai Tietz <ktietz@redhat.com>
7347 * config/i386/i386.c (ix86_delegitimize_address): Handle
7348 UNSPEC_PCREL plus displacement.
7350 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7353 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7354 to test for unusedness in st X addressing.
7356 2012-02-24 Richard Guenther <rguenther@suse.de>
7359 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7360 (is_gimple_reg_type): Move inline ...
7361 * gimple.h (is_gimple_reg_type): ... here.
7363 2012-02-24 Richard Guenther <rguenther@suse.de>
7366 * passes.c (execute_function_todo): When verifying SSA form
7367 verify gimple form first.
7368 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7370 2012-02-24 Richard Guenther <rguenther@suse.de>
7373 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7374 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7376 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7378 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7380 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7382 * tree-phinodes.c (make_phi_node): Mark static.
7383 * tree-flow.h (make_phi_node): Remove extern decl.
7384 * doc/gimple.texi (make_phi_node): Remove documentation.
7386 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7388 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7389 * tree-ssa-sccvn.c (print_scc): Ditto.
7391 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7393 * doc/passes.texi (Full redundancy elimination): Fix typo.
7395 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7397 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7399 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7402 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7404 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7407 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7409 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7411 * config/avr/avr.md (code_stdname): Add ior, xor.
7412 (xior): New code iterator.
7413 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7414 (*<code_stdname><mode>qi.byte1-3): Ditto.
7416 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7418 PR tree-optimization/52019
7419 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7422 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7424 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7425 HAVE_INITFINI_ARRAY to work around namespace pollution in
7426 certain versions of newlib system headers.
7427 * config.in: Regenerate.
7428 * configure: Regenerate.
7429 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7430 instead of HAVE_INITFINI_ARRAY.
7432 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7435 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7436 is not offsettable memory reference.
7438 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7441 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7442 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7444 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7446 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7447 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7449 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7451 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7452 library on Solaris 8 even without TLS support.
7453 * configure: Regenerate.
7455 2012-02-22 Richard Guenther <rguenther@suse.de>
7458 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7459 for GIMPLE_DEBUG stmts.
7461 2012-02-22 Martin Jambor <mjambor@suse.cz>
7464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7465 according to the base object.
7467 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7469 PR rtl-optimization/50063
7470 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7471 and 2 (8-bit SP) in operand 2.
7472 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7473 setup to use movhi_sp_r instead of vanilla move to write SP.
7474 Adjust REG_CFA notes to superseed unspec.
7475 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7477 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7478 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7479 irq_state 1 (IRQ known to be on) here.
7481 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7483 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7485 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7486 assign_hard_reg): Likewise.
7488 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7490 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7492 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7495 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7496 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7498 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7500 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7501 prototype from here to...
7502 * config/avr/avr.h: ...here.
7504 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7507 * thumb2.md (thumb2_shiftsi3_short): Split register and
7508 immediate shifts. For register shifts tie operands 0 and 1.
7509 (peephole2 for above): Check that register-controlled shifts
7510 have suitably tied operands.
7512 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7515 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7516 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7517 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7518 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7519 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7520 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7521 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7522 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7523 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7524 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7525 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7526 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7527 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7528 bdver1_ssevector_avx256_unaligned_load,
7529 bdver1_ssevector_sse128_unaligned_load,
7530 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7531 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7532 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7533 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7534 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7535 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7536 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7537 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7538 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7539 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7540 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7541 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7542 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7543 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7544 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7545 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7546 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7547 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7548 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7549 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7550 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7551 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7552 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7553 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7554 bdver1_ssediv_double_load, bdver1_ssediv_double,
7555 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7556 Add "bdver2" attribute.
7558 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7560 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7561 default if possible and not specified otherwise.
7563 2012-02-21 Richard Guenther <rguenther@suse.de>
7566 * gimplify.c (create_tmp_from_val): Use the main variant type
7567 for the type of the temporary we create.
7569 2012-02-21 Richard Guenther <rguenther@suse.de>
7571 PR tree-optimization/52324
7572 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7573 do not gimplify a MEM_REF address operand if it is already
7576 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7578 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7579 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7581 2012-02-21 Richard Guenther <rguenther@suse.de>
7583 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7584 nested_in_vect_loop.
7586 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7588 PR tree-optimization/52318
7589 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7590 vdef also to non-pure/const call stmts in the sequence.
7592 2012-02-21 Tristan Gingold <gingold@adacore.com>
7594 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7596 2012-02-20 David S. Miller <davem@davemloft.net>
7598 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7599 don't use the "rd %pc" instruction on v9 for PIC register loads.
7601 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7604 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7605 in a transaction safe function.
7607 2012-02-20 Kai Tietz <ktietz@redhat.com>
7610 * stor-layout.c (place_field): Handle desired_align for
7613 2012-02-20 Richard Guenther <rguenther@suse.de>
7615 PR tree-optimization/52298
7616 * tree-vect-stmts.c (vectorizable_store): Properly use
7617 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7619 (vectorizable_load): Likewise.
7620 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7621 Access DR_STEP after ensuring it is not NULL.
7623 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7625 PR tree-optimization/52286
7626 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7627 optimization use double_int_to_tree instead of build_int_cst_wide,
7628 rewrite to use double_int vars.
7630 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7633 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7635 Remove -e 0 from $gcc_cv_ld invocation.
7636 Only use __GLIBC_PREREQ if defined.
7637 Enable on Solaris since Solaris 8 patch.
7638 (gcc_SUN_LD_VERSION): New macro.
7639 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7640 gcc_SUN_LD_VERSION for version number format.
7641 * configure: Regenerate.
7642 * varasm.c (get_elf_initfini_array_priority_section): Set
7643 SECTION_NOTYPE for non-default priority.
7644 Use get_section instead of get_unnamed_section to emit
7645 .init_array/.fini_array with default priority.
7647 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7649 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7650 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7651 (mips_start_unique_function, mips_output_mips16_rdhwr)
7652 (mips_code_end): New functions.
7653 (TARGET_ASM_CODE_END): Define.
7655 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7657 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7658 to stubs with non-sibling calls.
7660 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7662 * doc/invoke.texi (-fira-* options): Copy-edit.
7663 (ira-* parameters): Copy-edit.
7665 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7667 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7668 GCC coding conventions.
7670 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7672 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7673 when used as adjectives.
7675 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7677 * doc/invoke.texi: Clean up "that"/"which" confusion.
7679 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7681 * system.h: Poison SMALL_REGISTER_CLASSES
7682 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7683 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7685 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7687 PR tree-optimization/52285
7688 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7689 when deciding if a call is a tail call or tail recursion.
7691 2012-02-16 Kai Tietz <ktietz@redhat.com>
7693 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7694 interger-constant displacement for UNSPEC_PCREL.
7696 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7698 PR rtl-optimization/52208
7699 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7700 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7702 PR tree-optimization/52255
7703 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7704 loop->header has virtual PHI, but exit_e->dest doesn't, add
7705 virtual PHI to exit_e->dest and adjust all uses after the loop.
7708 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7709 children with clone_tree_hash, not after it.
7711 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7713 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7714 extended identifiers.
7716 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7719 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7720 a same_body_alias, also test whether e->callee isn't a former
7721 or current clone of the decl this is a same body alias of.
7723 PR translation/52264
7724 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7726 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7728 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7730 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7733 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7734 force_reg instead of copy_to_reg for better optimization. Force
7735 non-register or memory operands into a register.
7737 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7739 * extend.texi: Reserve upper bits of memory model for future use.
7741 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7742 Anatoly Sokolov <aesok@post.ru>
7743 Eric Weddington <eric.weddington@atmel.com>
7746 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7747 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7748 Rewrite initializers for .macro.
7749 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7750 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7751 atxmega32d4, atxmega32x1.
7752 avrxmega4: atxmega64a3, atxmega64d3.
7753 avrxmega5: atxmega64a1, atxmega64a1u.
7754 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7755 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7756 avrxmega7: atxmega128a1, atxmega128a1u.
7757 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7758 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7759 (struct base_arch_s): Rename reserved to xmega_p.
7760 Rename reserved2 to have_rampd.
7761 (AVR_XMEGA): New define.
7762 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7763 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7764 * config/avr/predicates.md (io_address_operand): Take into
7766 (low_io_address_operand): Ditto.
7767 (high_io_address_operand): Ditto.
7768 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7769 (enabled, movhi_sp_r): Use them.
7770 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7771 cpp_define_formatted to built-in define __AVR_ARCH__.
7772 (__AVR_XMEGA__): New built-in define.
7773 (__AVR_HAVE_RAMPD__): New built-in define.
7774 (__AVR_HAVE_RAMPX__): New built-in define.
7775 (__AVR_HAVE_RAMPY__): New built-in define.
7776 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7778 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7779 (avr_option_override): Initialize them.
7780 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7781 (avr_init_expanders): Initialize them. No more block several calls.
7782 (emit_push_sfr): New static function.
7783 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7785 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7786 (avr_print_operand): Print addreeses as symbols for
7787 RAMPX, RAMPY, RAMPD, CCP.
7788 (output_movhi): Handle AVR_XMEGA when writing to SP.
7789 (avr_out_movhi_mr_r_xmega): New static function.
7790 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7791 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7792 __RAMPD__, __CCP__ as needed.
7794 * config/avr/multilib.h: Regenerate.
7795 * config/avr/t-multilib: Regenerate.
7796 * config/avr/avr-tables.opt: Regenerate.
7798 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7800 PR tree-optimization/50561
7801 * graphite-flattening.c (lst_project_loop): Do not
7802 remove old scattering dimensions after flattening.
7803 (lst_do_flatten): Likewise.
7805 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7807 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7808 __builtin_avr_map8, __builtin_avr_map16.
7809 Document __builtin_avr_insert_bits.
7811 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7812 (insert_bits): New insn.
7813 (adjust_len.map_bits): Rename to insert_bits.
7814 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7815 * avr-protos.h (avr_out_map_bits): Remove.
7816 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7817 * config/avr/constraints.md (Cxf,C0f): New.
7818 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7819 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7820 New built-in define __BUILTIN_AVR_INSERT_BITS.
7821 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7822 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7823 (avr_move_bits): Rewrite.
7824 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7826 (avr_map_op_t): New typedef.
7827 (avr_map_op): New static variable.
7828 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7829 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7830 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7831 (bdesc_3arg, avr_expand_triop_builtin): New.
7832 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7833 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7834 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7835 (avr_map_equal_p, avr_map_sig_p): Remove.
7836 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7837 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7838 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7839 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7840 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7841 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7843 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7845 * config/c6x/c6x.md (reserve_cycles): New attribute.
7846 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7847 don't reserve functional units after the branch occurs.
7849 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7852 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7853 functions into non-tm_pure functions.
7855 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7858 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7859 (iterative_hash_canonical_type): Likewise.
7860 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7863 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7865 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7866 sched-group insn, it either remains alone or the entire list is pruned.
7868 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7870 * doc/install.texi (Prerequisites): Fix grammar.
7871 (Configuration): Likewise.
7873 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7875 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7876 MPC as part of GCC before describing configuring with --with-gmp etc.
7877 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7878 sources are present.
7880 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7883 * dwarf2out.c (clone_tree_hash): New function.
7884 (copy_decls_walk): Use it instead of clone_tree.
7886 2012-02-14 Richard Guenther <rguenther@suse.de>
7888 PR tree-optimization/52244
7889 PR tree-optimization/51528
7890 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7891 replacements for integral types.
7893 2012-02-14 Walter Lee <walt@tilera.com>
7895 * config.gcc: Handle tilegx and tilepro.
7896 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7898 Add HAVE_AS_TLS check for tilegx and tilepro.
7899 * configure: Regenerate.
7900 * doc/contrib.texi: Add Mat Hostetter and self.
7901 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7902 Document instruction intrinsics and network accessing intrinsics.
7903 (TILEPro Built-in Functions): New node. Document instruction
7904 intrinsics and network accessing intrinsics.
7905 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7906 (Specific, tilepro-*-linux*): Likewise.
7907 * doc/invoke.texi (TILE-Gx Options): New section.
7908 (TILEPro Options): New section.
7909 * doc/md.texi (TILE-Gx): New section.
7910 (TILEPro): New section.
7911 * common/config/tilegx/tilegx-common.c: New file.
7912 * common/config/tilepro/tilepro-common.c: New file.
7913 * config/tilegx/constraints.md: New file.
7914 * config/tilegx/linux.h: New file.
7915 * config/tilegx/mul-tables.c: New file.
7916 * config/tilegx/predicates.md: New file.
7917 * config/tilegx/sync.md: New file.
7918 * config/tilegx/t-tilegx: New file.
7919 * config/tilegx/tilegx-builtins.h: New file.
7920 * config/tilegx/tilegx-c.c: New file.
7921 * config/tilegx/tilegx-generic.md: New file.
7922 * config/tilegx/tilegx-modes.def: New file.
7923 * config/tilegx/tilegx-multiply.h: New file.
7924 * config/tilegx/tilegx-protos.h: New file.
7925 * config/tilegx/tilegx.c: New file.
7926 * config/tilegx/tilegx.h: New file.
7927 * config/tilegx/tilegx.md: New file.
7928 * config/tilegx/tilegx.opt: New file.
7929 * config/tilepro/constraints.md: New file.
7930 * config/tilepro/gen-mul-tables.cc: New file.
7931 * config/tilepro/linux.h: New file.
7932 * config/tilepro/mul-tables.c: New file.
7933 * config/tilepro/predicates.md: New file.
7934 * config/tilepro/t-tilepro: New file.
7935 * config/tilepro/tilepro-builtins.h: New file.
7936 * config/tilepro/tilepro-c.c: New file.
7937 * config/tilepro/tilepro-generic.md: New file.
7938 * config/tilepro/tilepro-modes.def: New file.
7939 * config/tilepro/tilepro-multiply.h: New file.
7940 * config/tilepro/tilepro-protos.h: New file.
7941 * config/tilepro/tilepro.c: New file.
7942 * config/tilepro/tilepro.h: New file.
7943 * config/tilepro/tilepro.md: New file.
7944 * config/tilepro/tilepro.opt: New file.
7946 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7948 PR tree-optimization/52210
7949 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7950 vect_model_simple_cost with two entry vect_def_type array instead
7951 of an address of dt.
7953 2012-02-14 Richard Guenther <rguenther@suse.de>
7956 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7957 Do not stream DECL_QUALIFIER.
7958 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7959 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7960 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7962 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7965 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7968 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7971 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7972 * cselib.c (cselib_subst_to_values_from_insn): New function.
7973 * sched-deps.c (add_insn_mem_dependence,
7974 sched_analyze_1, sched_analyze_2): Use it.
7976 2012-02-13 Jan Hubicka <jh@suse.cz>
7979 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7981 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7983 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7984 (GTM_SELF_SPECS): Define if not already defined.
7985 (driver_self_specs): Add GTM_SELF_SPECS.
7986 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7987 (GTM_SELF_SPECS): Define.
7988 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7989 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7991 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7993 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7996 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7999 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8000 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8002 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8005 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8007 2012-02-13 Richard Guenther <rguenther@suse.de>
8009 PR translation/52211
8010 * passes.c (enable_disable_pass): Fix typo.
8012 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8015 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8016 XOR for reduce_bit_field if type is unsigned.
8018 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8020 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8021 disallow changes from SFmode to mode with different size in FP regs.
8023 2012-02-12 Robert Millan <rmh@gnu.org>
8024 Gerald Pfeifer <gerald@pfeifer.com>
8026 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8029 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8031 PR rtl-optimization/52175
8032 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8033 to frame-related instructions.
8035 2012-02-10 Jason Merrill <jason@redhat.com>
8038 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8039 (demangle_new_symbols): Fill it.
8040 (scan_linker_output): Walk it.
8041 (start_tweaking): Split out from scan_linker_output.
8042 (maybe_tweak): Update sym->chosen.
8043 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8045 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8048 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8050 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8052 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8053 having the same mode as previous compare.
8055 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8057 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8058 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8059 (nonlocal_goto_internal): Likewise.
8060 (nonlocal_goto): Emit a use and an indirect jump directly.
8062 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8065 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8066 __atomic_{is,always}_lock_free.
8068 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8071 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8072 negative constant address for TARGET_X32.
8074 2012-02-10 Richard Henderson <rth@redhat.com>
8076 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8077 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8078 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8080 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8081 Ira Rosen <irar@il.ibm.com>
8083 PR tree-optimization/50031
8084 * targhooks.c (default_builtin_vectorization_cost): Handle
8086 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8087 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8088 all types of reduction and pattern statements.
8089 (vect_estimate_min_profitable_iters): Likewise.
8090 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8091 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8092 for explicit realigns.
8093 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8094 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8096 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8097 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8098 vec_perm for VSX and handle vec_promote_demote.
8100 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8103 * builtins.c (fold_builtin_atomic_always_lock_free,
8104 expand_builtin_atomic_always_lock_free,
8105 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8106 Return and/or test boolean_true_node/boolean_false_node instead of
8107 integer_one_node/integer_zero_node.
8109 2012-02-10 Jan Hubicka <jh@suse.cz>
8112 * predict.c (predict_paths_for_bb): Prevent looping.
8113 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8115 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8117 * config/arm/arm.c (output_move_double): In one case properly
8118 count number of instructions that will be emitted.
8120 2012-02-10 Richard Guenther <rguenther@suse.de>
8122 PR translation/52193
8123 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8125 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8128 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8130 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8133 * var-tracking.c (emit_note_insn_var_location): If
8134 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8135 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8136 non-NOTE_DURING_CALL_P insn.
8138 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8141 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8143 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8146 * gcc.c (switch_matches) Support switches with separated form,
8149 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8151 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8153 (RAMPZ_ADDR): Ditto.
8154 * config/avr/avr.c (avr_addr_t): New typedef.
8155 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8156 (avr_init_expanders): Initialize it.
8157 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8159 (expand_epilogue): Ditto.
8160 (avr_print_operand): Ditto.
8161 (avr_file_start): Ditto.
8162 (avr_emit_movmemhi): Ditto.
8164 2012-02-08 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/46886
8167 * tree-flow.h (do_while_loop_p): Declare.
8168 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8169 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8171 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8173 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8174 always succeed for integers larger than a native word.
8176 2012-02-08 Richard Guenther <rguenther@suse.de>
8178 PR rtl-optimization/52170
8179 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8180 properly handle integer vector modes.
8182 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8184 PR gcov-profile/52150
8185 * coverage.c: Include target.h.
8186 (build_var): Call targetm.strip_name_encoding on the assembler name.
8187 Change one _ into . or $ if the target allows it.
8188 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8190 PR rtl-optimization/52139
8191 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8192 is a BARRIER after emit_insn_after_noloc, move BB_END
8193 to the last non-BARRIER insn before it.
8195 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8198 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8199 (mips_gimplify_va_arg_expr): Call it instead of
8200 std_gimplify_va_arg_expr.
8202 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8204 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8205 message for -mno-pointers-to-nested-function.
8207 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8210 * expr.c (get_inner_reference): If there is an offset, add a negative
8211 bit position to it (if any).
8213 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8215 PR rtl-optimization/52060
8216 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8217 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8218 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8219 and/or i0src_copy2 when needed.
8221 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8223 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8224 or LTOPLUGINSONAME if have_c.
8226 * config/freebsd-spec.h: Add comment about what macros can be defined
8228 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8229 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8232 2012-02-07 Richard Guenther <rguenther@suse.de>
8234 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8235 newline in -alias dumps.
8237 2012-02-07 Kai Tietz <ktietz@redhat.com>
8238 Dave Korn <dave.korn.cygwin@gmail.com>
8241 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8242 Take care that typinfo gets dllexport-attribute.
8244 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8247 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8248 if modifier < EXPAND_SUM call force_operand on the result.
8250 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8252 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8253 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8255 (epiphany_function_type): Replace types for specific interrupts with
8256 EPIPHANY_FUNCTION_INTERRUPT.
8257 (EPIPHANY_INTERRUPT_P): Update.
8258 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8259 New static function.
8260 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8261 <disinterrupt>: Affects type identity.
8262 (epiphany_handle_interrupt_attribute): Handle variable number of
8264 (epiphany_compute_function_type): Update for new
8265 epiphany_function_type definition.
8266 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8267 handlers with a longcall forwarder.
8268 (epiphany_start_function): Handle multiple interrupt arguments and/or
8269 forwarder_section attribute.
8271 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8274 2012-02-07 Alan Modra <amodra@gmail.com>
8277 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8280 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8282 PR tree-optimization/50969
8283 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8284 use vec_perm rather than vector_stmt.
8285 (vect_model_load_cost): Likewise.
8286 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8287 vec_perm to be the same as other vector statements.
8288 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8289 cost of vec_perm for TARGET_VSX.
8291 2012-02-06 Richard Guenther <rguenther@suse.de>
8293 PR tree-optimization/52115
8294 * tree-sra.c (access_has_replacements_p): New function.
8295 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8297 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8300 * trans-mem.c (expand_call_tm): Add an assertion.
8301 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8304 2012-02-06 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/50955
8307 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8308 raise cost of expressions that replace an address with an
8309 expression based on a different pointer.
8311 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8314 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8315 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8317 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8320 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8321 -Weffc++ and specify guidelines come from second edition.
8323 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8325 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8326 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8327 (call_direct_split, call_value_split, call_value_internal_direct)
8328 (call_value_direct_split, call_value_multiple_split): Use jal and
8329 jal_macro attributes.
8331 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8333 * reload1.c (reload_regs_reach_end_p): Replace with...
8334 (reload_reg_rtx_reaches_end_p): ...this function.
8335 (new_spill_reg_store): Update commentary.
8336 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8337 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8338 before setting new_spill_reg_store.
8339 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8340 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8341 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8342 for non-spill reload registers.
8344 2012-02-05 Ira Rosen <irar@il.ibm.com>
8346 PR tree-optimization/52091
8347 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8348 (vect_is_simple_use_1): Likewise.
8349 * tree-vect-loop.c (vectorizable_reduction): Update calls
8350 to vect_is_simple_use_1 and vect_is_simple_use.
8351 (vectorizable_live_operation): Likewise.
8352 * tree-vect-patterns.c (widened_name_p,
8353 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8354 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8355 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8356 vectorizable_shift,vectorizable_operation, vectorizable_store,
8357 vectorizable_load): Likewise.
8358 (vect_is_simple_cond): Add an argument, pass it to
8359 vect_is_simple_use_1.
8360 (vectorizable_condition): Update calls to vect_is_simple_cond,
8362 (vect_is_simple_use): Add an argument, the statement in which
8363 OPERAND is used. Check that if OPERAND's def stmt is a double
8364 reduction phi node, the use is a phi node too.
8365 (vect_is_simple_use_1): Add an argument, pass it to
8367 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8368 to vect_is_simple_use.
8370 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8372 PR rtl-optimization/52095
8373 * modulo-sched.c (dump_insn_locator): New function.
8374 (loop_canon_p, sms_schedule): Use it.
8376 PR rtl-optimization/52113
8377 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8378 even for decomposable shift/zext insns.
8380 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8381 Zdenek Dvorak <ook@ucw.cz>
8383 PR rtl-optimization/52092
8384 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8385 on get_iv_value result.
8387 2012-02-02 Andrew Pinski <apinski@cavium.com>
8391 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8393 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8396 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8398 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8400 PR rtl-optimization/49800
8401 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8402 (sched_finish): Call regstat_free_n_sets_and_refs.
8404 2012-02-02 Jia Liu <proljc@gmail.com>
8406 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8409 2012-02-02 Jan Hubicka <jh@suse.cz>
8410 Tom de Vries <tom@codesourcery.com>
8413 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8414 * varpool.c (varpool_analyze_pending_decls): Likewise.
8416 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8417 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8419 * config.gcc: Add cr16-* support.
8421 * doc/extend.texi: Document cr16 extensions.
8422 * doc/install.texi: Document cr16 install.
8423 * doc/invoke.texi: Document cr16 options.
8424 * doc/md.texi: Document cr16 constraints.
8426 * common/config/cr16/cr16-common.c: New file.
8427 * config/cr16/cr16.c: New file.
8428 * config/cr16/cr16.h: New file.
8429 * config/cr16/cr16.md: New file.
8430 * config/cr16/cr16.opt: New file.
8431 * config/cr16/cr16-protos.h: New file.
8432 * config/cr16/predicates.md: New file.
8433 * config/cr16/constraints.md: New file.
8434 * config/cr16/t-cr16: New file.
8436 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8439 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8440 that operands[2] is either immediate, or q_regs_operand.
8442 PR tree-optimization/52073
8443 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8444 a pattern stmt for pattern uses, ignore uses outside of the loop.
8446 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8448 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8449 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8450 (OUT_AS1, OUT_AS2): Remove.
8452 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8454 PR rtl-optimization/51374
8455 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8456 to cross other volatile_refs_p insns.
8458 2012-02-01 Richard Guenther <rguenther@suse.de>
8460 * doc/invoke.texi (fno-inline): Clarify documentation.
8461 (finline-small-functions): Likewise.
8462 (finline-functions): Likewise.
8463 * common.opt (finline): Adjust comment and documentation.
8464 (finline-small-functions): Clarify documentation.
8465 (finline-functions): Likewise.
8466 (finline-functions-called-once): Likewise.
8468 2012-02-01 Tristan Gingold <gingold@adacore.com>
8470 * c-typeck.c (composite_type): Keep mode for pointers.
8472 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8474 * function.h (regno_reg_rtx): Adjust comment.
8475 * reginfo.c (init_reg_modes_target): Only use the previous mode
8476 if it fits within one register. Remove MIPS comment.
8478 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8481 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8483 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8485 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8486 to srak instruction.
8488 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8490 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8492 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8497 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8499 2012-01-31 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/51528
8502 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8505 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8510 * ree.c (add_removable_extension): Change def_map argument
8511 to unsigned *, store in def_map 1 + offset into *insn_list vector
8512 instead of pointers into the vector.
8513 (find_removable_extensions): Adjust caller.
8515 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8517 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8518 Transform all "* quoted-c-code" to { c-code }.
8519 Remove redundant test for "optimize" in combine patterns.
8520 Move (include "avr-dimode.md") to end of file.
8522 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8525 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8526 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8528 2012-01-30 Richard Guenther <rguenther@suse.de>
8530 PR tree-optimization/52028
8531 * tree-loop-distribution.c (ldist_gen): Properly update
8534 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8537 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8538 set_cur_line_info_table if not emitting debug info.
8540 PR tree-optimization/52046
8541 * tree-vect-patterns.c (check_bool_pattern): Give up if
8542 a comparison could throw.
8545 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8547 2012-01-30 Richard Guenther <rguenther@suse.de>
8549 PR tree-optimization/52045
8550 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8551 SSA form if cfgcleanup did anything.
8553 2012-01-30 Richard Guenther <rguenther@suse.de>
8555 PR tree-optimization/52045
8556 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8557 before computing final todo.
8559 2012-01-30 Richard Guenther <rguenther@suse.de>
8561 PR tree-optimization/51528
8562 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8565 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8567 * df-problems.c (df_kill_notes): Check that the use refers
8568 to the note under examination.
8570 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8573 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8574 parameter and use short-lived pseudos.
8575 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8576 (sparc_expand_vector_init): Const-ify local variables and adjust
8577 calls to above functions.
8579 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8581 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8583 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8585 * doc/invoke.texi: Make usage of "compile time" and
8586 "run time"/"runtime" consistent throughout the file.
8588 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8590 * config/alpha/alpha.c (alpha_option_override): Default to
8591 full IEEE compliance mode for Go language.
8593 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8595 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8596 (LINK_SSP_SPEC): Define.
8598 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8601 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8604 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8606 * doc/invoke.texi: Correct hyphenation of "floating point",
8607 "double precision", and related terminology throughout the file.
8609 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8612 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8613 arm_general_register_operand predicate for operand 2 instead of
8616 2012-01-27 Ian Lance Taylor <iant@google.com>
8619 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8620 * builtins.c (expand_builtin_init_trampoline): Add onstack
8621 parameter. Change caller.
8622 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8623 * tree.c (build_common_builtin_nodes): Declare
8624 __builtin_init_heap_trampoline.
8626 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8628 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8629 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8630 * config/avr/avr.c: Ditto.
8631 (avr_regnames): Remove because unused.
8632 * config/avr/avr.md (*cpse.ne): New peephole.
8633 (*cpse.eq): New peephole from former cpse peepholes.
8635 2012-01-27 Michael Eager <eager@eagercon.com>
8637 * config/microblaze.c (microblaze_emit_compare): Correct
8638 test after pcmp instruction.
8640 2012-01-27 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/52020
8643 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8645 2012-01-27 Richard Guenther <rguenther@suse.de>
8647 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8648 function non-const/pure.
8650 2012-01-27 Richard Guenther <rguenther@suse.de>
8652 PR tree-optimization/50444
8653 * tree-sra.c (build_ref_for_offset): Properly adjust the
8654 MEM_REF type for unaligned accesses.
8656 2012-01-27 Richard Guenther <rguenther@suse.de>
8658 PR tree-optimization/50444
8659 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8660 (expand_assignment): Use it. Properly handle misaligned
8661 bases when expanding stores to component references.
8662 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8665 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8668 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8669 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8670 * tree-data-ref.c (find_data_references_in_loop): Make static.
8671 (compute_all_dependences): Change return type to bool. Bail out
8672 for too many datarefs in a loop. Move the hunk resetting the data
8673 dependences vector from ...
8674 (compute_data_dependences_for_loop): ... here. Account for
8675 compute_all_dependences returning false.
8676 (compute_data_dependences_for_bb): Likewise.
8677 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8678 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8680 2012-01-27 Richard Guenther <rguenther@suse.de>
8683 * expr.c (store_field): Use the alias-set of the scratch memory
8686 2012-01-27 Tom de Vries <tom@codesourcery.com>
8688 PR tree-optimization/51990
8689 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8691 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8693 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8696 * var-tracking.c (reverse_op): Don't add any reverse operation
8697 if V already has any constant locations.
8699 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8701 * doc/invoke.texi: Correct usage of "command line" (noun)
8702 vs "command-line" (adjective) throughout.
8704 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8706 * doc/invoke.texi (Language Independent Options): Move
8707 -Wcoverage-mismatch blurb from here....
8708 (Warning Options): ...to here.
8710 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8712 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8713 Set rs6000_always_hint to false for 476.
8715 2012-01-27 Matthias Klose <doko@ubuntu.com>
8717 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8719 * incpath.c (add_standard_paths): Likewise.
8721 2012-01-27 Richard Henderson <rth@redhat.com>
8723 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8724 * config/m68k/sync.md (atomic_test_and_set): Rename from
8725 sync_test_and_setqi and adjust the operands.
8726 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8727 and unconditionally enable.
8729 2012-01-27 Richard Henderson <rth@redhat.com>
8731 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8732 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8733 (ldstub): Rename from ldstubqi.
8734 (ldstub<I24MODE>): Remove.
8736 2012-01-27 Richard Henderson <rth@redhat.com>
8738 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8739 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8740 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8741 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8742 * doc/tm.texi: Rebuild.
8744 2012-01-27 Richard Henderson <rth@redhat.com>
8746 * optabs.c (gen_atomic_test_and_set): Remove default.
8747 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8749 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8751 PR rtl-optimization/51978
8752 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8753 (combine_reaching_defs): Likewise.
8754 (struct re_info): Remove.
8755 (add_removable_extension): Remove x and data arguments,
8756 add insn, insn_list and def_map. Use the arguments directly
8757 instead of using struct re_info.
8758 (find_removable_extensions): Don't call add_removable_extension
8759 through note_stores, instead just call it with single_set
8761 (find_and_remove_re): Pass curr_cand->expr instead of
8762 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8764 2012-01-26 Michael Matz <matz@suse.de>
8766 PR tree-optimization/46590
8767 * cfgexpand.c: Revert last change (r183305).
8768 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8770 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8771 checking for emptiness.
8773 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8776 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8777 non-addressable non-BLKmode base correctly.
8779 2012-01-26 Michael Matz <matz@suse.de>
8781 PR tree-optimization/48794
8782 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8783 regions referenced from RESX/EH_DISPATCH.
8785 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8787 * config/s390/s390.h: Make BRANCH_COST an option.
8788 * config/s390/s390.opt: New option -mbranch-cost.
8790 2012-01-26 Richard Henderson <rth@redhat.com>
8792 Revert 2012-01-24 change:
8793 * trans-mem.c (requires_barrier): Do not instrument thread local
8794 variables and emit save/restore for them.
8796 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8799 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8802 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8804 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8807 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8810 Rename __pgm to __flash.
8811 Rename __pgm1 to __flash1.
8812 Rename __pgm2 to __flash2.
8813 Rename __pgm3 to __flash3.
8814 Rename __pgm4 to __flash4.
8815 Rename __pgm5 to __flash5.
8816 Rename __pgmx to __memx.
8817 * doc/extend.texi (AVR Named Address Spaces)
8818 Rename address space names as indicated above.
8819 * config/avr/avr.c (avr_addrspace): Ditto.
8821 * config/avr/avr-protos.h
8822 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8823 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8824 * config/avr/predicates.md: Ditto.
8825 * config/avr/avr.c Ditto, and
8826 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8827 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8829 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8830 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8831 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8832 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8833 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8834 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8835 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8836 * config/avr/avr.c: Ditto.
8837 * config/avr/avr.md: Ditto.
8839 2012-01-25 Jason Merrill <jason@redhat.com>
8842 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8844 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8846 PR tree-optimization/51987
8847 * tree-data-ref.c (get_references_in_stmt): Handle references in
8848 non-volatile GIMPLE_ASM.
8850 2012-01-25 Richard Guenther <rguenther@suse.de>
8852 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8853 bases are dereferenced.
8855 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8857 PR rtl-optimization/48374
8858 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8860 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8862 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8863 compute_data_dependences_for_loop returns false.
8864 * tree-parloops.c (loop_parallel_p): Likewise.
8866 2012-01-25 Richard Guenther <rguenther@suse.de>
8868 * tree.h (get_pointer_alignment_1): Declare.
8869 * builtins.c (get_pointer_alignment_1): New function.
8870 (get_pointer_alignment): Use it.
8872 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8874 PR rtl-optimization/48308
8875 * combine.c (enum undo_kind): Add UNDO_LINKS.
8876 (struct undo): Add member l to other_contents and where.
8877 (do_SUBST_LINK): New.
8879 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8880 (undo_all): Handle UNDO_LINKS.
8882 2012-01-25 Richard Henderson <rth@redhat.com>
8884 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8887 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8889 * optabs.c (gen_atomic_test_and_set): Use each argument.
8891 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8893 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8894 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8895 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8896 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8897 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8898 TARGET_PAIRED_SINGLE_FLOAT.
8900 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8902 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8903 (in_struct, return_val): Remove MEM documentation.
8904 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8905 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8906 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8908 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8909 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8910 * expr.c (store_field): Likewise.
8911 * function.c (assign_stack_temp_for_type): Likewise.
8912 * ifcvt.c (noce_try_cmove_arith): Likewise.
8913 * reload1.c (reload): Likewise.
8914 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8915 (alpha_set_memflags): Likewise.
8916 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8918 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8920 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8922 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8923 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8924 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8926 * cselib.c (cselib_rtx_varies_p): Delete.
8927 (cselib_invalidate_mem): Update call to canon_true_dependence.
8928 * dse.c (record_store, check_mem_read_rtx): Likewise.
8929 (scan_reads_nospill): Likewise.
8930 * cse.c (check_dependence): Likewise.
8931 (cse_rtx_varies_p): Delete.
8932 * expr.c (safe_from_p): Update call to true_dependence.
8933 * ira.c (validate_equiv_mem_from_store): Likewise.
8934 (memref_referenced_p): Likewise.
8935 * postreload-gcse.c (find_mem_conflicts): Likewise.
8936 * sched-deps.c (sched_analyze_2): Likewise.
8937 * store-motion.c (load_kills_store): Likewise.
8938 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8939 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8940 (compute_transp): Update call to canon_true_dependence.
8942 2012-01-25 Richard Henderson <rth@redhat.com>
8944 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8945 (maybe_emit_atomic_test_and_set): New.
8946 (expand_sync_lock_test_and_set): Use it.
8947 (expand_atomic_test_and_set): Likewise.
8948 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8949 the implementation; clarify implementation defined details.
8950 * doc/md.texi (atomic_test_and_set): Document.
8952 2012-01-25 Richard Henderson <rth@redhat.com>
8954 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8956 2012-01-25 Richard Henderson <rth@redhat.com>
8959 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8960 to effect no-op split.
8962 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8965 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8966 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8967 (BT_FN_VOID_PTR_INT_SIZE): New.
8968 (BT_FN_UINT_UINT_VAR): Remove.
8969 (BT_FN_UINT32_UINT32_VAR): New.
8970 (BT_FN_DOUBLE_VPTR): Remove.
8971 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8973 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8974 (_ITM_changeTransactionMode): Same.
8975 (_ITM_memmoveRtWt): Change return type to void.
8976 (_ITM_memcpyRtWt): Same.
8977 (_ITM_memsetW): Same.
8978 (_ITM_RaRD): Change types to double.
8983 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8985 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8986 Patrick Marlier <patrick.marlier@gmail.com>
8988 * trans-mem.c (requires_barrier): Do not instrument thread local
8989 variables and emit save/restore for them.
8991 2012-01-24 Jason Merrill <jason@redhat.com>
8994 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8995 output static aliases.
8997 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9000 * common.opt (-pie, -shared, pie, shared): Change from Common to
9002 * gcc.c (display_help): Display help for -pie and -shared.
9004 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9007 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9008 Remove note on size/offset limitation.
9009 (AVR Variable Attributes): Add example how to read data located
9010 with progmem. Refer to named address spaces.
9011 * doc/invoke.texi (AVR Options): Fix typo.
9013 2012-01-24 Richard Guenther <rguenther@suse.de>
9015 Forward-port to trunk
9016 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9019 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9020 op0 isn't sufficiently aligned and there is movmisalignM
9021 insn for mode, use it to load op0 into a temporary register.
9023 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9026 * target.def (const_not_ok_for_debug_p): New hook.
9027 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9029 * doc/tm.texi: Regenerated.
9030 * dwarf2out.c (const_ok_for_output_1): If
9031 targetm.const_not_ok_for_debug_p returns true, fail.
9032 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9034 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9036 2012-01-23 Kai Tietz <ktietz@redhat.com>
9039 * config/i386/predicates.md (symbolic_operand): Allow
9040 UNSPEC_PCREL as PIC expression for lea.
9041 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9042 * config/i386/i386.c (ix86_delegitimize_address): Handle
9043 UNSPEC_PCREL for none-MEM, too.
9045 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9047 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9048 (ipa_tm_create_version_alias): Same.
9050 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9053 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9054 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9056 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9057 Patrick Marlier <patrick.marlier@gmail.com>
9058 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9061 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9062 simple_object_start_read.
9064 2012-01-23 Richard Guenther <rguenther@suse.de>
9067 PR tree-optimization/51895
9068 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9069 parameter decomposition into BLKmode components.
9071 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9073 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9074 fake variables for restrict-qualified pointers whose pointed-to type
9075 contains a placeholder.
9077 2012-01-23 Richard Guenther <rguenther@suse.de>
9079 PR tree-optimization/51949
9080 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9082 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9084 PR rtl-optimization/51933
9085 * ree.c (transform_ifelse): Return true right away if dstreg is
9086 already wider or equal to cand->mode.
9087 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9088 (make_defs_and_copies_lists): Remove defs_list and copies_list
9089 arguments, add state argument, just truncate state->work_list
9090 instead of always allocating and freeing the vector. Assert that
9091 get_defs succeeds instead of returning 2. Changed return type to bool.
9092 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9093 have ext_src_mode, see if it has been modified already with the
9094 right kind of extension and has been extended before from the
9095 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9096 just return true. Remember the original mode in state->modified array.
9097 (combine_reaching_defs): Add state argument. Don't allocate and
9098 free here def_list, copied_list and vec vectors, instead just
9099 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9100 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9101 Add state variable, clear vectors in it, initialize state.modified
9102 if needed. Free all the vectors at the end and state.modified too.
9103 Don't skip a candidate if the extension expression has been modified.
9105 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9108 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9109 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9110 (extra_options) interix.opt -> i386/interix.opt"
9111 (extra_objs):Add winnt-stubs.o
9112 * configure.ac: Add interix to target_os .comm on PE check.
9113 * configure: Regenerate.
9114 * config/interix3.h: Delete and move bits to..
9115 * config/interix.h: Delete and move bits to..
9116 * config/i386/i386-interix3.h: Delete and move bits to..
9117 * config/i386/i386-interix.h: ..here.
9118 (TARGET_CPU_DEFAULT): Remove redefinition.
9119 (TARGET_ASM_CONSTRUCTOR): Undefine.
9120 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9121 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9122 (PTRDIFF_TYPE): Define.
9123 (LONG_DOUBLE_TYPE_SIZE): Define.
9124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9125 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9126 (TARGET_SECTION_TYPE_FLAGS): Define.
9127 (ASM_DECLARE_FUNCTION_NAME): Define.
9128 (ASM_OUTPUT_EXTERNAL): Define.
9129 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9130 (ASM_OUTPUT_ALIGNED_BSS): Define.
9131 (PCC_BITFIELD_TYPE_MATTERS): Define.
9132 (USE_CONST_SECTION): Define.
9133 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9134 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9135 (SUPPORTS_ONE_ONLY): Remove.
9136 (I386_PE_STRIP_ENCODING): Define.
9137 * config/interix.opt: Delete and move bits to..
9138 * config/i386/interix.opt: ..here. New.
9139 (mpe-aligned-commons): Add.
9140 * config/i386/t-interix: Add copyright header.
9141 (winnt-stubs.o): Add rule.
9143 2012-01-22 Jason Merrill <jason@redhat.com>
9146 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9147 for extra name aliases.
9149 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9151 PR rtl-optimization/51924
9152 * ree.c (combine_set_extension): Improve debugging message.
9153 (combine_reaching_defs): Likewise.
9154 (get_defs): Rename confusingly named variable.
9155 (find_and_remove_re): Skip a candidate if the extension expression has
9158 2012-01-21 Robert Millan <rmh@gnu.org>
9159 Gerald Pfeifer <gerald@pfeifer.com>
9161 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9162 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9164 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9166 PR tree-optimization/51914
9167 * tree-vect-stmts.c (vectorizable_conversion): For
9168 cvt_type && modifier == WIDEN, put temporary with cvt_type
9169 at the beginning of vec_dsts and set vec_dest to temporary
9172 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9174 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9176 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9178 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9179 * config/rs6000/rs6000.c: Likewise.
9181 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9184 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9185 output_move_double on a copy of operands array.
9187 2012-01-20 Cary Coutant <ccoutant@google.com>
9188 Dodji Seketeli <dodji@redhat.com>
9191 * dwarf2out.c (copy_declaration_context): Return ref to parent
9192 of declaration DIE, if necessary.
9193 (remove_child_or_replace_with_skeleton): Add new parameter; update
9194 caller. Place skeleton DIE under parent DIE of original declaration.
9195 Move call to copy_declaration_context to here ...
9196 (break_out_comdat_types): ... from here.
9198 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9200 PR rtl-optimization/51856
9201 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9204 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9207 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9208 hints for neon loads and stores.
9210 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9214 * doc/extend.texi (Named Address Spaces): Split into subsections.
9215 (AVR Named Address Spaces): New subsection.
9216 (M32C Named Address Spaces): New subsection.
9217 (RL78 Named Address Spaces): New subsection.
9218 (SPU Named Address Spaces): New subsection.
9219 (Variable Attributes): New anchor "AVR Variable Attributes".
9220 (AVR Variable Attributes): Rewrite and avoid wording
9221 "address space" in this context.
9222 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9223 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9224 (AVR Built-in Macros): New subsubsection therein.
9225 * doc/md.texi (AVR constraints): Remove "C04", "R".
9227 2012-01-20 Richard Guenther <rguenther@suse.de>
9229 PR tree-optimization/51903
9230 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9231 when removing stmts.
9233 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9236 * config/arm/arm.c (arm_load_pic_register): Use
9237 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9238 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9239 (arm_pic_static_addr): Likewise.
9240 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9241 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9242 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9243 (pic_load_addr_unified): New.
9245 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9248 * function.c (instantiate_virtual_regs_in_insn): Use
9249 delete_insn_and_edges when removing a wrong asm insn.
9251 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9253 PR rtl-optimization/40761
9254 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9255 Add new member loop_num.
9256 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9257 (ira_build): Remove the parameter.
9259 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9260 (ira.c): Do not build CFG loops for one region allocation. Remove
9261 argument from ira_build call.
9263 * ira-build.c (init_loop_tree_node): New function.
9264 (create_loop_tree_nodes): Use it. Separate the case when CFG
9265 loops are not built.
9266 (more_one_region_p): Check current_loops.
9267 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9269 (add_loop_to_tree): Process loop equal to NULL too.
9270 (form_loop_tree): Separate the case when CFG loops are not built.
9271 Use explicitly number for the root.
9272 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9274 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9275 instead of loop->num.
9276 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9277 (mark_all_loops_for_removal): Ditto.
9278 (remove_unnecessary_regions): Separate the case when CFG loops
9280 (ira_build): Remove the parameter. Use explicit number of regions
9281 when CFG loops are not built.
9283 * ira-color.c (print_loop_title): Separate the case for the root node.
9284 Use loop_num instead of loop->num.
9285 (move_spill_restore): Use loop_num instead of loop->num.
9287 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9288 (change_loop): Ditto.
9289 (change_loop): Use loop_num instead of loop->num.
9291 * ira-lives.c (process_bb_node_lives): Ditto.
9293 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9295 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9297 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9300 * tree-mudflap.c (mf_artificial): New function.
9301 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9302 mx_register_decls, mudflap_enqueue_decl): Use it.
9305 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9306 numbers in the insn pattern.
9308 2012-01-19 Michael Matz <matz@suse.de>
9310 PR tree-optimization/46590
9311 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9312 use it in remembering which conflicts we already created.
9313 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9316 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9319 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9320 (merge_and_complain): Same.
9322 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9325 * config/initfini-array.h: Guard content of the header
9326 with #ifdef HAVE_INITFINI_ARRAY.
9327 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9328 Add initfini-array.h to tm_file here.
9329 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9330 * config.gcc: Don't add initfini-array.h to tm_file here.
9331 * configure: Regenerated.
9333 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9335 PR rtl-optimization/51505
9336 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9337 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9338 (df_note_bb_compute): Update the call to df_kill_notes.
9340 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9342 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9344 2012-01-18 Richard Guenther <rguenther@suse.de>
9346 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9347 of conversions to void *.
9349 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9350 Richard Sandiford <rdsandiford@googlemail.com>
9354 * optabs.h (simplify_expand_binop): Declare.
9355 * optabs.c (simplify_expand_binop): Make global.
9356 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9357 endian targets if the source cannot be exactly covered by word
9360 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9363 * hard-reg-set.h (struct hard_reg_set_container): New type.
9364 * target.h (struct hard_reg_set_container): Forward declare.
9365 * target.def (set_up_by_prologue): New target hook.
9366 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9367 * doc/tm.texi: Regenerated.
9368 * function.c (thread_prologue_and_epilogue_insns): Change
9369 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9370 Call targetm.set_up_by_prologue on it.
9371 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9372 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9374 2012-01-17 Nick Clifton <nickc@redhat.com>
9376 * config/rx/rx.c (rx_can_use_simple_return): New function.
9377 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9378 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9380 2012-01-17 Richard Guenther <rguenther@suse.de>
9383 * expr.c (expand_assignment): Take address-space information
9384 from the address operand of MEM_REF and TARGET_MEM_REF.
9385 (expand_expr_real_1): Likewise.
9387 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9389 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9390 reload dump is requested.
9392 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9395 * trans-mem.c (requires_barrier): Call may_be_aliased.
9397 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9399 PR tree-optimization/51877
9400 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9401 call arguments and fndecls compare equal, instead return false if they
9402 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9403 both SSA_NAMEs that are valueized the same, or they satisfy
9406 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9408 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9410 * configure: Regenerate.
9412 2012-01-16 Jan Hubicka <jh@suse.cz>
9416 * convert.c (convert_to_integer): Use fold_convert for
9417 converting an INTEGER_CST to integer type.
9419 2012-01-16 Jason Merrill <jason@redhat.com>
9422 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9424 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9427 * config/s390/s390.c (s390_chunkify_start): Don't skip
9428 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9429 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9430 If insn is followed by NOTE_INSN_VAR_LOCATION or
9431 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9432 Don't use location of note insns.
9434 PR tree-optimization/51865
9435 * tree-inline.c (tree_function_versioning): Call remap_decl
9436 on DECL_RESULT whenever it has VOID_TYPE_P type.
9438 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9440 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9441 for calls to locally-binding MIPS16 functions if only the return
9442 type uses float regs.
9444 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9445 Richard Sandiford <rdsandiford@googlemail.com>
9447 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9448 (SYMBOL_32_HIGH): Likewise.
9449 (mips_output_tls_reloc_directive): Declare.
9450 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9451 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9452 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9453 (mips_lo_relocs, mips_hi_relocs): Make extern.
9454 (mips16_stub_function): Move up file.
9455 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9456 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9457 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9458 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9459 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9460 (mips_get_tp): Add MIPS16 support.
9461 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9462 Generalize DTPREL and TPREL handling.
9463 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9464 Add MIPS16 TLS support.
9465 (mips_output_tls_reloc_directive): New function.
9466 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9467 * config/mips/predicates.md (symbolic_operand_with_high)
9468 (tls_reloc_operand): New predicates.
9469 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9470 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9471 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9472 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9473 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9474 (*tls_get_tp_mips16_call_<mode>): Likewise.
9476 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9478 PR rtl-optimization/51821
9479 * recog.c (peep2_find_free_register): Determine clobbered registers
9482 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9485 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9486 * config/avr/avr.c: Likewise.
9487 * config/avr/avr.h: Likewise.
9489 2012-01-13 Ian Lance Taylor <iant@google.com>
9492 * tree.h (TYPE_QUALS): Add cast to int.
9493 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9495 2012-01-13 Ian Lance Taylor <iant@google.com>
9497 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9498 comparing param_index to VEC_length result.
9500 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9502 * c-decl.c: Do not include tree-mudflap.h
9503 * tree-optimize.c: Likewise.
9504 * Makefile.in: Update dependencies.
9506 2012-01-13 Richard Guenther <rguenther@suse.de>
9509 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9510 variable-sized result always use RSO.
9512 2012-01-12 DJ Delorie <dj@redhat.com>
9514 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9515 pointer type, not just the default pointer type.
9517 2012-01-09 Richard Henderson <rth@redhat.com>
9518 Denis Chertykov <chertykov@gmail.com>
9521 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9522 * config/avr/avr.c (avr_can_eliminate): Simplify.
9523 (avr_initial_elimination_offset): Likewise.
9524 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9525 (expand_epilogue): Likewise.
9526 (avr_legitimize_address): Gut.
9527 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9528 (avr_hard_regno_nregs): New.
9529 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9530 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9531 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9532 add soft frame pointer.
9533 (CALL_USED_REGISTERS): Likewise.
9534 (REG_CLASS_CONTENTS): Likewise.
9535 (REGISTER_NAMES): Likewise.
9536 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9537 (HARD_FRAME_POINTER_REGNUM): New.
9538 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9539 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9540 remove the HARD_FRAME_POINTER self-elimination.
9542 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9545 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9546 DECL_EXTERNAL when checking for initializers of progmem variables.
9548 2012-01-12 Ira Rosen <irar@il.ibm.com>
9550 PR tree-optimization/51799
9551 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9552 that the last operation is a type demotion.
9554 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9556 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9557 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9559 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9562 * combine.c (distribute_notes): If i3 is a noreturn call,
9563 allow old_size to be equal to args_size and make sure the
9564 noreturn call gets REG_ARGS_SIZE note.
9565 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9566 on noreturn calls even when the delta is 0.
9568 2012-01-11 Nathan Sidwell <nathan@acm.org>
9570 * gcov.c (STRING_SIZE): Remove.
9571 (generate_results): Erase annotations for source files with no
9572 coverage information.
9574 (output_lines): Use it.
9576 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9578 * gimple.h (gimplify_body): Remove first argument.
9579 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9580 pointer set here, instead just pass DATA to walk_tree.
9581 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9582 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9583 (unvisit_body): Likewise, but with unmark_visited.
9584 (gimplify_body): Remove BODY_P argument and adjust.
9585 (gimplify_function_tree): Adjust call to gimplify_body.
9586 * omp-low.c (finalize_task_copyfn): Likewise.
9588 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9590 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9591 (build_function_type_skip_args): Delete.
9592 * tree.c (build_function_type_skip_args): Make static and add
9593 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9594 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9595 pass it to build_function_type_skip_args.
9596 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9597 (tree_function_versioning): Likewise.
9598 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9599 build_function_decl_skip_args.
9600 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9601 and pass it to build_function_decl_skip_args/tree_function_versioning.
9602 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9603 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9604 * trans-mem.c (ipa_tm_create_version): Likewise.
9605 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9606 * tree-inline.c (declare_return_variable): Remove always-true test.
9607 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9608 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9609 * ipa-split.c (split_function): Skip the return value for the split
9610 part if it doesn't return.
9612 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9614 PR tree-optimization/49642
9615 * ipa-split.c (forbidden_dominators): New variable.
9616 (check_forbidden_calls): New function.
9617 (dominated_by_forbidden): Likewise.
9618 (consider_split): Check for forbidden dominators.
9619 (execute_split_functions): Initialize and free forbidden
9620 dominators info; call check_forbidden_calls.
9622 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9624 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9626 2012-01-11 Nick Clifton <nickc@redhat.com>
9628 * config/rx/rx.md (return): Define pattern.
9630 2012-01-11 Richard Guenther <rguenther@suse.de>
9632 * doc/extend.texi (malloc attribute): Adjust according to
9635 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9636 Patrick Marlier <patrick.marlier@gmail.com>
9639 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9640 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9641 (ipa_tm_note_irrevocable): Same.
9642 (ipa_tm_scan_irr_block): Same.
9643 (ipa_tm_decrement_clone_counts): Same.
9644 (ipa_tm_scan_irr_function): Same.
9645 (ipa_tm_create_version_alias): Same.
9646 (ipa_tm_create_version): Same.
9647 (ipa_tm_transform_calls_redirect): Same.
9648 (ipa_tm_transform_calls): Same.
9649 (ipa_tm_transform_transaction): Same.
9650 (ipa_tm_execute): Same.
9652 2012-01-10 Richard Guenther <rguenther@suse.de>
9655 * opts.c (common_handle_option): Handle -Werror.
9657 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9659 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9662 2012-01-10 Jason Merrill <jason@redhat.com>
9664 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9667 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9669 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9670 supports R_386_TLS_GD_PLT reloc.
9671 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9672 supports R_386_TLS_LDM_PLT reloc.
9673 * configure: Regenerate.
9674 * config.in: Regenerate.
9676 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9679 Extend __pgmx semantics to linearize memory.
9680 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9681 determine if code comes inline or from libgcc.
9682 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9683 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9684 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9685 (movmemx_qi, movmemx_hi): New insns.
9686 (xload_<mode>_libgcc): Rewrite to new insn condition.
9687 (xload_<mode>): Remove insns.
9688 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9689 cases that don't satisfy avr_xload_libgcc_p().
9690 (avr_addr_space_convert): Allow converting in any direction.
9691 (avr_addr_space_subset_p): Return always true.
9692 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9693 (avr_emit_movmemhi): Ditto.
9694 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9695 (avr_out_movmem): Ditto.
9696 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9697 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9698 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9699 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9700 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9702 2012-01-10 Richard Guenther <rguenther@suse.de>
9704 PR tree-optimization/50913
9705 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9706 Require data-refs to be representable by Graphite with respect
9709 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9711 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9712 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9714 2012-01-10 Tom de Vries <tom@codesourcery.com>
9716 PR rtl-optimization/51271
9717 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9718 handling annulled branch.
9720 2012-01-10 Richard Henderson <rth@redhat.com>
9722 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9723 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9724 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9725 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9726 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9727 arm_expand_vec_perm_const): New.
9728 * config/arm/arm-protos.h: Update.
9729 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9730 (*neon_vswp<VDQX>): New.
9731 (neon_vcombine<VDX>): Use neon_split_vcombine.
9732 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9733 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9734 (vec_perm<VE>): New.
9736 2012-01-10 Richard Henderson <rth@redhat.com>
9738 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9739 use it if reload_completed.
9740 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9741 arm_output_asm_insn, arm_process_output_memory_barrier,
9742 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9743 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9744 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9745 arm_process_output_sync_insn, arm_output_sync_insn,
9746 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9747 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9748 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9749 (emit_unlikely_jump): New.
9750 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9751 (arm_split_atomic_op): New.
9752 * config/arm/arm-protos.h: Update.
9753 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9754 (struct arm_sync_generator): Remove.
9755 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9756 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9757 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9758 (VUNSPEC_LL, VUNSPEC_SC): New.
9759 (sync_result, sync_memory, sync_required_value, sync_new_value,
9760 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9761 (attr length): Don't use arm_sync_loop_insns.
9762 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9763 (movsfcc, movdfcc): Likewise.
9764 * config/arm/constraints.md (Ua): New.
9765 * config/arm/prediates.md (mem_noofs_operand): New.
9766 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9767 (sync_clobber, sync_t2_reqd): Remove.
9768 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9769 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9770 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9771 (arm_sync_compare_and_swap<SIDI>): Remove.
9772 (arm_sync_compare_and_swap<NARROW>): Remove.
9773 (arm_sync_lock_test_and_set<SIDI>): Remove.
9774 (arm_sync_lock_test_and_set<NARROW>): Remove.
9775 (arm_sync_new_<syncop><SIDI>): Remove.
9776 (arm_sync_new_<syncop><NARROW>): Remove.
9777 (arm_sync_new_nand<SIDI>): Remove.
9778 (arm_sync_new_nand<NARROW>): Remove.
9779 (arm_sync_old_<syncop><SIDI>): Remove.
9780 (arm_sync_old_<syncop><NARROW>): Remove.
9781 (arm_sync_old_nand<SIDI>): Remove.
9782 (arm_sync_old_nand<NARROW>): Remove.
9783 (*memory_barrier): Merge arm_output_memory_barrier.
9784 (atomic_compare_and_swap<QHSD>): New.
9785 (atomic_compare_and_swap<NARROW>_1): New.
9786 (atomic_compare_and_swap<SIDI>_1): New.
9787 (atomic_exchange<QHSD>): New.
9788 (cas_cmp_operand, cas_cmp_str): New.
9789 (atomic_op_operand, atomic_op_str): New.
9790 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9791 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9792 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9793 (arm_load_exclusive<NARROW>): New.
9794 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9795 (arm_store_exclusive<QHSD>): New.
9797 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9799 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9800 reload patterns if -mvsx-scalar-memory.
9802 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9803 generated, even -mno-vsx-scalar-double was used.
9804 (vsx_xscvdpsp_scalar): Likewise.
9805 (vsx_xscvspdp_scalar2): Likewise.
9807 2012-01-09 Tom de Vries <tom@codesourcery.com>
9808 Andrew Pinski <apinski@cavium.com>
9811 * reorg.c (fill_slots_from_thread): Don't speculate
9812 frame-related insns.
9814 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9816 * sched-int.h (bb_note): Move to...
9817 * basic-block.h: ...here.
9818 * haifa-sched.c (bb_note): Move to...
9819 * cfgrtl.c: ...here.
9820 * function.c (next_block_for_reg): New function.
9821 (move_insn_for_shrink_wrap): Likewise.
9822 (prepare_shrink_wrap): Rewrite to use the above.
9824 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9826 * gimple.c (is_gimple_non_addressable): Remove.
9827 * gimple.h: Remove is_gimple_non_addressable.
9828 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9829 is_gimple_non_addressable.
9830 * trans-mem.c (expand_assign_tm): Same.
9832 2012-01-09 Richard Guenther <rguenther@suse.de>
9834 PR tree-optimization/51775
9835 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9836 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9838 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9840 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9842 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9844 2012-01-09 Richard Guenther <rguenther@suse.de>
9846 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9848 2012-01-08 Jan Hubicka <jh@suse.cz>
9850 PR tree-optimize/51680
9851 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9852 on when known_vals needs to be computed; cleanup.
9854 2012-01-08 Jan Hubicka <jh@suse.cz>
9856 PR tree-optimize/51694
9857 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9859 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9861 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9862 for -std=c++98 and -std=c++11 too.
9864 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9866 * cfgloop.c (cancel_loop): Add free() of bbs array.
9868 2012-01-07 Jan Hubicka <jh@suse.cz>
9870 PR tree-optimization/51600
9871 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9872 that benefits small functions.
9874 2012-01-07 Jan Hubicka <jh@suse.cz>
9876 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9878 2012-01-07 Jan Hubicka <jh@suse.cz>
9880 PR tree-optimization/51680
9881 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9882 whose inlining reduce unit size.
9884 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9887 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9888 Add canonical node to containing_mem chain after the non-canonical
9889 one, even if there weren't any locs to propagate.
9890 (remove_useless_values): Keep only canonical values.
9891 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9892 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9893 canonicalize mem_chain elements that are not discarded.
9895 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9898 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9899 before emitting functions.
9901 PR gcov-profile/50127
9902 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9903 clear_aux_for_blocks.
9905 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9908 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9910 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9912 * c-decl.c (ext_block): Moved up.
9913 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9915 2012-01-06 Han Shen <shenhan@google.com>
9917 Translate built-in include paths for sysroot.
9918 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9919 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9921 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9922 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9924 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9925 control whether sysroot should be prepended to gxx include dir.
9927 * configure: Regenerate.
9929 2012-01-06 Torvald Riegel <triegel@redhat.com>
9931 PR rtl-optimization/51771
9932 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9933 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9935 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9937 PR tree-optimization/51315
9938 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9939 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9941 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9944 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9945 for shrp pattern. Correctly handle and fixup shift variable.
9946 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9948 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9951 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9952 note when !ACCUMULATE_OUTGOING_ARGS.
9954 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9956 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9958 (extract_range_from_unary_expr_1): Avoid useless computations.
9960 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9962 PR rtl-optimization/51767
9963 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9964 of jump_block and add an extra edge for degenerated asm gotos.
9967 * stmt.c (check_unique_operand_names): Don't ICE during error
9968 reporting if i is from labels chain.
9971 * profile.c (branch_prob): Split bbs that have exit edge
9972 and need a fake entry edge too.
9974 2012-01-05 Jan Hubicka <jh@suse.cz>
9977 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9980 2012-01-05 Richard Guenther <rguenther@suse.de>
9983 * tree-streamer-out.c (write_ts_optimization): New function.
9984 (streamer_write_tree_body): Call it.
9985 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9986 (streamer_read_tree_body): Call it.
9987 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9989 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9992 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9993 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9994 in_cleanup_point_expr before gimplify_stmt call and restore it
9996 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9997 in_cleanup_point_expr is false.
9999 2012-01-05 Richard Guenther <rguenther@suse.de>
10001 PR middle-end/51764
10002 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10004 * toplev.c (process_options): Reject combining mudflap and LTO.
10005 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10007 2012-01-05 Richard Guenther <rguenther@suse.de>
10009 PR tree-optimization/51760
10010 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10012 (bit_value_unop): Handle UNDEFINED operands.
10013 (bit_value_binop): Likewise.
10015 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10017 * config/avr/avr.c (avr_replace_prefix): Remove.
10018 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10019 (avr_asm_function_rodata_section): Ditto.
10020 (avr_asm_select_section): Ditto.
10022 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10024 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10027 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10030 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10031 calls that have any non-fake successor edges.
10034 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10036 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10038 PR tree-optimization/51624
10039 * tree-sra.c (build_ref_for_model): When replicating a chain of
10040 COMPONENT_REFs, stop as soon as the offset would become negative.
10042 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10045 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10046 in .debug_loc on the floor.
10048 2012-01-04 Andrew Pinski <apinski@cavium.com>
10050 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10052 2012-01-04 Andrew Pinski <apinski@cavium.com>
10053 Adam Nemet <anemet@caviumnetworks.com>
10055 * config/mips/mips.md (size): Add SI and DI.
10056 (SIZE): New mode attribute.
10057 (U): New code attribute.
10058 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10059 (mips_lbux_<mode>): Delete.
10060 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10061 (mips_lhx): Use gen_mips_lhx_extsi.
10062 (mips_lhx_<mode>): Delete.
10063 (mips_lwx): Delete.
10064 (mips_l<size>x): New expand.
10065 (mips_lwx_<mode>): Delete.
10066 (mips_l<GPR:size>x_<P:mode>): New pattern.
10067 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10068 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10069 * config/mips/mips.c (mips_lx_address_p): New function.
10070 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10071 (dsp64): New availability predicate.
10072 (mips_builtins): Add an entry for __builtin_mips_ldx.
10073 * config/mips/mips.h (ISA_HAS_LBX): New define.
10074 (ISA_HAS_LBUX): Likewise.
10075 (ISA_HAS_LHX): Likewise.
10076 (ISA_HAS_LHUX): Likewise.
10077 (ISA_HAS_LWX): Likewise.
10078 (ISA_HAS_LWUX): Likewise.
10079 (ISA_HAS_LDX): Likewise.
10080 * doc/extend.texi (__builtin_mips_ldx): Document.
10082 2012-01-04 Tristan Gingold <gingold@adacore.com>
10084 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10085 when long pointers are used.
10086 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10087 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10088 (ia64-hp-*vms*): Remove.
10089 * config/vms/xm-vms64.h: Delete.
10091 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10093 PR middle-end/51472
10094 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10096 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10098 * opts.c (finish_options): Remove duplicate sorry.
10100 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10102 PR middle-end/51696
10103 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10106 2012-01-04 Richard Guenther <rguenther@suse.de>
10108 PR middle-end/51750
10109 * tree.c (size_low_cst): New function.
10110 * tree.h (size_low_cst): Declare.
10111 * fold-const.c (fold_comparison): Use it to extract the low
10112 part of the POINTER_PLUS_EXPR offset.
10114 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10116 Fix clearing ZERO_REG
10117 * config/avr/avr.md (cc): Add alternative "ldi".
10118 (movqi_insn): Use it in cc attribute.
10119 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10120 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10121 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10123 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10125 * configure: Regenerate.
10127 2012-01-04 Richard Guenther <rguenther@suse.de>
10129 PR tree-optimization/49651
10130 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10131 (var_can_have_subvars): Use it.
10132 (get_constraint_for_1): Only consider subfields if there can be any.
10134 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10137 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10138 to its new canonical_cselib_val and the cselib_val was in
10139 first_containing_mem chain, but the canonical_cselib_val was not,
10140 add the latter into the chain.
10141 (cselib_invalidate_mem): Compare canonical_cselib_val of
10142 addr_list chain elt with v.
10145 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10146 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10148 (output_macinfo_op): Don't ggc_strdup fd->filename.
10149 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10150 then ggc_strdup it. Don't free inc->info or cur->info.
10151 (output_macinfo): Don't free ref->info or file->info.
10153 2012-01-03 Ira Rosen <irar@il.ibm.com>
10155 PR tree-optimization/51269
10156 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10157 first_niters a pointer.
10158 (slpeel_tree_peel_loop_to_edge): Likewise.
10159 (vect_do_peeling_for_loop_bound): Update call to
10160 slpeel_tree_peel_loop_to_edge.
10161 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10162 here. Remove it from the parameters list.
10163 (vect_do_peeling_for_alignment): Update calls and compute
10164 wide_prolog_niters.
10166 2012-01-03 Richard Guenther <rguenther@suse.de>
10168 PR tree-optimization/51070
10169 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10170 Properly handle calls.
10172 2012-01-03 Richard Guenther <rguenther@suse.de>
10174 PR tree-optimization/51692
10175 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10176 the LHS of allocation stmts.
10178 2012-01-03 Olivier Hainque <hainque@adacore.com>
10180 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10182 2012-01-03 Olivier Hainque <hainque@adacore.com>
10184 * collect2.c (main): In AIX specific computations for vector
10185 insertions, use CONST_CAST2 to cast from char ** to const char **.
10187 2012-01-03 Richard Guenther <rguenther@suse.de>
10190 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10191 the context of a limbo DIE when it does not already exist.
10193 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10195 PR tree-optimization/51719
10196 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10197 but direct call is, clear direct call's lhs and don't add fallthrough
10198 edge from dcall_bb to join_bb and PHIs.
10200 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10202 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10203 the instructions emitted by the pattern.
10204 ("*TDC_insn_<mode>"): Add comment.
10206 2012-01-03 Richard Guenther <rguenther@suse.de>
10208 PR middle-end/51730
10209 * fold-const.c (fold_comparison): Properly canonicalize
10210 tree offset and HOST_WIDE_INT bit position.
10212 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10214 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10215 operands for extzv pattern.
10217 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10220 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10223 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10225 * doc/invoke.texi (-flto and related options): Copy-edit.
10227 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10229 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10231 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10233 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10236 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10238 * expr.h (move_by_pieces_ninsns): Declare.
10239 * expr.c (move_by_pieces_ninsns): Make external.
10240 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10241 (mips_store_by_pieces_p): Likewise.
10242 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10243 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10244 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10245 (mips_store_by_pieces_p): Likewise.
10247 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10249 * passes.c (register_one_dump_file): Free full_name.
10251 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10252 (calculate_elim_costs_all_insns): Free offsets_at and
10253 offsets_known_at at the end and clear the pointers.
10255 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10257 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10258 this option introduced in r180739.
10260 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10263 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10264 (tmake_file target=avr): Add avr/t-multilib.
10266 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10267 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10268 * config/avr/genmultilib.awk: New file.
10269 * config/avr/t-multilib: New auto-generated file.
10270 * config/avr/multilib.h: New auto-generated file.
10271 * config/avr/t-avr (AVR_MCUS): New variable.
10272 (genopt.sh): Use it.
10273 (s-mlib): Depend on t-multilib.
10274 (t-multilib, multilib.h): New dependencies.
10275 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10276 (MULTILIB_OPTIONS): Remove.
10277 (MULTILIB_MATCHES): Remove.
10278 (MULTILIB_DIRNAMES): Remove.
10279 (MULTILIB_EXCEPTIONS): Remove:
10280 * config/avr/genopt.sh: Don't use hard coded file name;
10281 pass AVR_MCUS from t-avr instead.
10283 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10285 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10287 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10289 Implement light-weight DImode support.
10290 * config/avr/avr-dimode.md: New file.
10291 * config/avr/avr.md: Include it.
10292 (adjust_len): Add plus64, compare64.
10293 (HIDI): Remove code iterator.
10294 (code_stdname): New code attribute.
10295 (rotx, rotsmode): Remove DI.
10296 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10298 * config/avr/avr-protos.h (avr_have_dimode): New.
10299 (avr_out_plus64, avr_out_compare64): New.
10300 * config/avr/avr.c (avr_out_compare): Handle DImode.
10301 (avr_have_dimode): New variable definition and initialization.
10302 (avr_out_compare64, avr_out_plus64): New functions.
10303 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10304 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10305 (avr_compare_pattern): Skip DImode comparisons.
10307 2012-01-02 Revital Eres <revital.eres@linaro.org>
10309 * ddg.c (def_has_ccmode_p): New function.
10310 (add_cross_iteration_register_deps,
10311 create_ddg_dep_from_intra_loop_link): Call it.
10313 2012-01-02 Richard Guenther <rguenther@suse.de>
10316 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10318 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10320 * gcc.c (process_command): Update copyright notice dates.
10321 * gcov.c (print_version): Likewise.
10322 * gcov-dump.c (print_version): Likewise.
10323 * mips-tfile.c (main): Likewise.
10324 * mips-tdump.c (main): Likewise.
10326 2012-01-01 Ira Rosen <irar@il.ibm.com>
10328 PR tree-optimization/51704
10329 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10330 a use is inside the basic block or loop before accessing its vect info.
10332 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10334 PR rtl-optimization/51069
10335 * cfgloopmanip.c (remove_path): Removing path making irreducible
10336 region unconditional makes BB part of the region.
10338 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10340 PR tree-optimization/51683
10341 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10342 calls with side-effects.
10343 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10345 Copyright (C) 2012 Free Software Foundation, Inc.
10347 Copying and distribution of this file, with or without modification,
10348 are permitted in any medium without royalty provided the copyright
10349 notice and this notice are preserved.