1 2012-05-09 Alan Modra <amodra@gmail.com>
4 * config/rs6000/rs6000.c (gen_frame_set): New function.
5 (gen_frame_load, gen_frame_store): New functions.
6 (rs6000_savres_rtx): Use the above.
7 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
8 Correct mode used for CR2 in save/restore_world patterns.
9 Don't emit instructions for eh_return frame unwind reg info.
11 2012-05-08 Jan Hubicka <jh@suse.cz>
13 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
15 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
17 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
19 (compile_file): Do not output variables.
20 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
22 * langhooks.c: Include timevar.h
23 (write_global_declarations): Finalize compilation unit after wrapup;
24 set timevars correctly.
25 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
26 not to be added to varpool.
27 * varpool.c (varpool_assemble_decl): Sanity check that we are called
28 only on cases where it makes sense; skip constant pool and value expr
31 2012-05-08 David S. Miller <davem@davemloft.net>
33 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
34 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
35 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
37 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
39 PR rtl-optimization/53278
40 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
41 speed_p code from earlier patch.
43 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
46 * config/sh/sh.md (*branch_true, *branch_false): New insns.
48 2012-05-08 Teresa Johnson <tejohnson@google.com>
50 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
51 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
53 2012-05-08 Jan Hubicka <jh@suse.cz>
55 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
56 (cgraph_create_node_1): Rename to ...
57 (cgraph_create_empty_node): ... this one; export.
58 (cgraph_create_node): Update.
59 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
60 (cgraph_create_edge_including_clones): Likewise.
61 (cgraph_find_replacement_node): Likewise.
62 (cgraph_clone_edge): Likewise.
63 (cgraph_clone_node): Likewise.
64 (clone_function_name): Likewise.
65 (cgraph_create_virtual_clone): Likewise.
66 (cgraph_remove_node_and_inline_clones): Likewise.
67 (cgraph_redirect_edge_call_stmt_to_callee): Move here from
69 * cgraph.h: Reorder declarations so they match file of origin.
70 (cgraph_create_empty_node): Declare.
71 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
72 (cgraph_copy_node_for_versioning): Likewise.
73 (cgraph_function_versioning): Likewise.
74 (cgraph_materialize_clone): Likewise.
75 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
76 (cgraph_materialize_all_clones): Likewise.
77 * cgraphclones.c: New file.
78 * Makefile.in: Update for cgraphclones.
80 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
84 (ix86_rtx_costs): Handle SET.
86 2012-05-08 Michael Matz <matz@suse.de>
88 * basic-block.h (struct rtl_bb_info): Remove visited member and
89 move head_ member to ...
90 (struct basic_block_def.basic_block_il_dependent): ... the new
91 member x, replacing but containing old member rtl.
92 (enum bb_flags): New BB_VISITED flag.
93 (BB_HEADER, BB_FOOTER): New macros.
95 * jump.c (mark_all_labels): Adjust.
96 * cfgcleanup.c (try_optimize_cfg): Adjust.
97 * cfglayout.c (record_effective_endpoints): Adjust.
98 (relink_block_chain): Ditto (and don't fiddle with visited).
99 (fixup_reorder_chain): Adjust.
100 (fixup_fallthru_exit_predecessor): Ditto.
101 (cfg_layout_duplicate_bb): Ditto.
102 * combine.c (update_cfg_for_uncondjump): Adjust.
103 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
104 (bb_visited_trace): New accessor.
105 (mark_bb_visited): Move in front.
106 (rotate_loop): Use bb_visited_trace.
107 (find_traces_1_round): Ditto.
108 (emit_barrier_after): Ditto.
109 (copy_bb): Ditto, and initialize visited on resize.
110 (reorder_basic_blocks): Initize visited member.
111 (duplicate_computed_gotos): Clear bb flags at start, use
114 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
115 (rtl_verify_flow_info_1): Ditto.
116 (cfg_layout_split_block): Ditto.
117 (cfg_layout_delete_block): Ditto.
118 (cfg_layout_merge_blocks): Ditto.
119 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
121 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
124 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
125 when a constant source operand matches an "I" constraint, the "no
126 CC0 change" applies to a register-destination only, not a
127 strict_low_part-destination.
129 2012-05-08 Richard Guenther <rguenther@suse.de>
131 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
132 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
134 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
136 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
138 * doc/avr-mmcu.texi: New auto-generated file.
139 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
140 to document all valid -mmcu= arguments.
142 * config/avr/avr.h (arch_info_s): New struct definition.
143 * config/avr/avr-devices.c (avr_texinfo): New variable.
144 * config/avr/gen-avr-mmcu-texi.c: New file.
145 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
147 2012-05-08 Dehao Chen <dehao@google.com>
149 * predict.c (find_qualified_ssa_name): New.
150 (find_ssa_name_in_expr): New.
151 (find_ssa_name_in_assign_stmt): New.
152 (is_comparison_with_loop_invariant_p): New.
153 (is_bound_expr_similar): New.
154 (predict_iv_comparison): New.
155 (predict_loops): Add heuristic for loop-nested branches that compare an
156 induction variable to a loop bound variable.
157 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
159 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
162 TARGET_BDVER2 defines where appropriate.
164 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
166 * configure.ac (PLUGIN_LD): Rename into...
167 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
168 * config.in: Regenerate.
169 * configure: Likewise.
170 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
172 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
174 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
175 computation using the precision of the index type.
176 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
177 (fold_array_ctor_reference): Do index computations in the index type.
179 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
181 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
182 down to plus_constant.
183 (expand_epilogue): Ditto.
185 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
187 * postreload.c (reload_cse_regs): Make static.
188 * reload.h (reload_cse_regs): Remove prototype.
190 2012-05-07 Richard Henderson <rth@redhat.com>
192 * config/alpha/alpha.md (clear_cache): New pattern.
194 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
197 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
198 is folded to a type boundary value, verify that the resulting case
199 label is still a care range.
201 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
204 only for TARGET_GENERIC, when not optimizing for size.
205 (*ffs<mode>_1): Ditto.
207 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
209 * tree-cfg.c (verify_gimple_switch): Tighten checks.
211 2012-05-07 Jakub Jelinek <jakub@redhat.com>
213 PR tree-optimization/53239
214 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
215 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
217 2012-05-07 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/53195
220 * tree-inline.c (setup_one_parameter): Properly add referenced
221 vars from the parameters new known value.
223 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
225 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
226 (sched_branch_type): Remove.
227 (m68k_sched_md_init_global): Don't allocate it.
228 (m68k_sched_md_finish_global): Don't free it.
229 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
230 * config/m68k/m68k.md: Set the type of insns using
231 m68k_sched_branch_type to bcc directly.
233 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
235 * config/sol2.c (solaris_override_options): New function.
236 * config/sol2-protos.h (solaris_override_options): Declare.
237 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
239 2012-05-07 Richard Guenther <rguenther@suse.de>
241 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
242 whether we failed to compute data dependences.
243 (loop_prefetch_arrays): Fail if we failed.
245 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
246 Paolo Bonzini <bonzini@gnu.org>
248 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
249 Emit bsf when optimizing for size.
250 (*ffs<mode>_1): Ditto.
252 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
255 * config/sh/sh.c (sh_rtx_costs): Handle SET.
257 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
261 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
262 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
264 (*bswapdi2_doubleword): New insn pattern.
265 (*bswap<mode>2): Rename from *bswap<mode>2_1.
267 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
269 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
270 (mips_set_reg_reg_cost): Likewise.
271 (mips_rtx_costs): Handle SET.
273 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
275 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
276 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
277 to compute the cost of moves. Set the mode of the target register.
279 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
281 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
282 plus_constant function.
283 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
284 that the mode is sensible.
285 (use_anchored_address, round_push, allocate_dynamic_stack_space)
286 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
289 * alias.c (canon_rtx): Likewise.
290 (init_alias_analysis): Likewise.
291 * builtins.c (expand_builtin_return_addr)
292 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
293 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
294 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
295 (expand_builtin_stpcpy): Likewise.
296 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
297 (compute_argument_addresses, internal_arg_pointer_based_exp)
298 (expand_call, emit_library_call_value_1): Likewise.
299 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
300 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
301 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
302 * cse.c (insert_const_anchor, find_reg_offset_for_const)
303 (use_related_value, fold_rtx): Likewise.
304 * cselib.c (cselib_subst_to_values): Likewise.
305 * dse.c (record_store, check_mem_read_rtx): Likewise.
306 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
307 * emit-rtl.c (adjust_address_1): Likewise.
308 * except.c (sjlj_emit_function_enter)
309 (expand_builtin_extract_return_addr)
310 (expand_builtin_frob_return_addr): Likewise.
311 * expmed.c (expand_divmod): Likewise.
312 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
313 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
314 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
315 * function.c (assign_stack_local_1)
316 (instantiate_virtual_regs_in_rtx): Likewise.
317 * optabs.c (prepare_cmp_insn): Likewise.
318 * recog.c (offsettable_address_addr_space_p): Likewise.
319 * reload.c (find_reloads_address, form_sum)
320 (find_reloads_subreg_address): Likewise.
321 * reload1.c (init_reload, eliminate_regs_1)
322 (eliminate_regs_in_insn): Likewise.
323 * simplify-rtx.c (simplify_unary_operation_1)
324 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
325 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
326 (vt_add_function_parameter): Likewise.
328 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
329 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
330 * config/alpha/alpha.c (alpha_legitimize_address_1)
331 (get_unaligned_address, alpha_expand_unaligned_load)
332 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
333 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
334 (alpha_expand_builtin_establish_vms_condition_handler)
335 (alpha_setup_incoming_varargs, emit_frame_store_1)
336 (alpha_expand_prologue, alpha_expand_epilogue)
337 (alpha_use_linkage): Likewise.
338 * config/alpha/alpha.md: Likewise.
340 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
341 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
342 (thumb_legitimize_address, arm_gen_load_multiple_1)
343 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
344 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
345 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
346 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
347 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
348 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
349 (thumb_expand_movmemqi, arm_set_return_address)
350 (thumb_set_return_address): Likewise.
351 * config/arm/arm.md: Likewise.
353 * config/avr/avr.c (avr_incoming_return_addr_rtx)
354 (avr_prologue_setup_frame, expand_epilogue)
355 (avr_const_address_lo16): Likewise.
357 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
358 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
359 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
360 (bfin_output_mi_thunk): Likewise.
362 * config/c6x/c6x.c (c6x_initialize_trampoline)
363 (c6x_output_mi_thunk): Likewise.
365 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
366 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
368 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
369 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
370 (cris_emit_movem_store, cris_trampoline_init): Likewise.
371 * config/cris/cris.md: Likewise.
373 * config/darwin.c (machopic_indirect_data_reference)
374 (machopic_legitimize_pic_address): Likewise.
376 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
377 (epiphany_expand_prologue, epiphany_expand_epilogue)
378 (epiphany_trampoline_init): Likewise.
379 * config/epiphany/epiphany.md: Likewise.
381 * config/fr30/fr30.c (fr30_move_double): Likewise.
383 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
384 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
385 (frv_index_memory, unspec_got_name, frv_find_base_term)
386 (frv_output_dwarf_dtprel): Likewise.
388 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
389 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
391 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
392 * config/i386/i386.c (setup_incoming_varargs_64)
393 (setup_incoming_varargs_ms_64, choose_baseaddr)
394 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
395 (ix86_emit_probe_stack_range, ix86_expand_prologue)
396 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
397 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
398 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
399 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
400 (x86_output_mi_thunk): Likewise.
401 * config/i386/i386.md: Likewise.
403 * config/ia64/ia64.c (ia64_expand_load_address)
404 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
405 (do_spill, ia64_trampoline_init): Likewise.
407 * config/iq2000/iq2000.c (iq2000_va_start)
408 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
409 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
410 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
412 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
414 * config/m32c/m32c.c (m32c_return_addr_rtx)
415 (m32c_expand_insv): Likewise.
417 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
418 (m32r_legitimize_pic_address, m32r_print_operand)
419 (m32r_print_operand_address): Likewise.
421 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
422 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
423 (EH_RETURN_HANDLER_RTX): Likewise.
424 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
425 (m68k_expand_epilogue, legitimize_pic_address)
426 (m68k_output_mi_thunk): Likewise.
427 * config/m68k/m68k.md: Likewise.
429 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
430 (mcore_expand_epilog): Likewise.
431 * config/mcore/mcore.md: Likewise.
433 * config/mep/mep.c (mep_allocate_initial_value)
434 (mep_expand_prologue, mep_expand_epilogue): Likewise.
436 * config/microblaze/microblaze.c (double_memory_operand)
437 (microblaze_block_move_loop): Likewise.
439 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
440 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
441 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
442 (mips_expand_prologue, mips_epilogue_set_cfa)
443 (mips_expand_epilogue): Likewise.
444 * config/mips/mips.md: Likewise.
446 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
447 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
449 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
450 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
452 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
453 (EH_RETURN_HANDLER_RTX): Likewise.
454 * config/moxie/moxie.c (moxie_static_chain): Likewise.
456 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
457 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
458 (pa_return_addr_rtx, hppa_builtin_saveregs)
459 (pa_trampoline_init): Likewise.
460 * config/pa/pa.md: Likewise.
462 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
464 * config/picochip/picochip.c (picochip_static_chain): Likewise.
466 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
467 * config/rs6000/rs6000.c (rs6000_legitimize_address)
468 (setup_incoming_varargs, print_operand, rs6000_return_addr)
469 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
470 (rs6000_emit_epilogue)
471 (rs6000_machopic_legitimize_pic_address): Likewise.
473 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
475 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
476 (DYNAMIC_CHAIN_ADDRESS): Likewise.
477 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
478 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
479 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
480 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
481 (s390_emit_epilogue, s390_function_profiler): Likewise.
482 * config/s390/s390.md: Likewise.
484 * config/score/score.c (score_add_offset, score_prologue): Likewise.
486 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
487 (sh_output_mi_thunk): Likewise.
488 * config/sh/sh.md: Likewise.
490 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
491 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
492 * config/sparc/sparc.c (sparc_legitimize_pic_address)
493 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
494 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
495 (emit_and_preserve): Likewise.
496 * config/sparc/sparc.md: Likewise.
498 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
499 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
500 (spu_setup_incoming_varargs, ea_load_store_inline)
501 (spu_expand_load): Likewise.
503 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
504 (combine_bnp): Likewise.
506 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
507 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
508 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
510 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
511 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
512 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
514 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
515 * config/v850/v850.md: Likewise.
517 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
518 (EH_RETURN_HANDLER_RTX): Likewise.
519 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
520 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
521 (print_operand_address, vax_trampoline_init): Likewise.
523 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
524 (xtensa_function_value_regno_p): Likewise.
526 2012-05-04 Andrew Pinski <apinski@cavium.com>
528 * expr.c (get_def_for_expr_class): New function.
529 (convert_tree_comp_to_rtx): New function.
530 (expand_cond_expr_using_cmove): New function.
531 (expand_expr_real_2 <case COND_EXPR>): Call
532 expand_cond_expr_using_cmove first and return if it succeeds.
533 Remove the check for HAVE_conditional_move since we should have
534 already converted it to a conditional move.
535 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
536 modes of DImode for 32bits and TImode.
538 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
541 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
542 (print_md_ptr_loc, print_c_condition): Use them.
543 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
544 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
545 attr_file, dfa_file, latency_file): New global variables.
546 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
547 write_upcase, write_indent, write_length_unit_log, write_test_expr,
548 write_attr_get, write_insn_cases, write_eligible_delay,
549 write_const_num_delay_slots): Accept FILE pointer and toss it around.
551 (write_header, open_outfile, handle_arg): New funcions.
552 (make_automaton_attrs): Write prototypes as extern to the output
554 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
555 names from the command line. Open the output files and write out
556 internal functions for DFA functions to dfa_file_name, insn latency
557 functions to latency_file_name, and everything else to attr_file.
558 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
559 (BACKEND): Build libbackend first.
560 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
561 (.PRECIOUS): Likewise.
562 (insn-dfatab.o): New rule.
563 (insn-latencytab.o): New rule.
564 (simple_rtl_generated_c): Do not include insn-attrtab.c.
565 (s-attrtab): New rule.
567 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
569 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
570 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
571 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
572 * reorg.c (get_jump_flags): Do not set the removed flags.
574 * doc/md.texi (attr_flag): Update for abovementioned changes.
576 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
580 (TARGET_CMOV): Rename from TARGET_CMOVE.
581 (TARGET_CMOVE): New define.
582 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
583 Do not set TARGET_CMOVE here.
585 2012-05-04 Dodji Seketeli <dodji@redhat.com>
587 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
588 * opts.c (finish_options): Activate -Wunused-local-typedefs if
589 -Wunused is activated.
590 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
592 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
594 * config/s390/s390.md (*movmem_short, *clrmem_short)
595 (*cmpmem_short): Move the mode check from the insn condition to
598 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
600 PR tree-optimization/52633
601 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
602 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
603 (vect_recog_over_widening_pattern): Remove handling of code that was
604 already detected as over-widening pattern. Remove special handling
605 of "unsigned" cases. Instead, support general case of conversion
606 of the shift result to another type.
608 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
610 * tree-vect-patterns.c (vect_single_imm_use): New function.
611 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
612 (vect_recog_over_widening_pattern): Likewise.
613 (vect_recog_widen_shift_pattern): Likewise.
615 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
617 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
618 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
619 (vect_recog_widen_mult_pattern): Likewise.
620 (vect_operation_fits_smaller_type): Likewise.
621 (vect_recog_over_widening_pattern): Likewise.
622 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
624 2012-05-04 Richard Guenther <rguenther@suse.de>
627 * lto-wrapper.c (merge_and_complain): Complain about mismatches
628 of -freg-struct-return and -fpcc-struct-return.
629 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
630 from the input file options and ignore those from the link
633 2012-05-04 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/53168
636 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
637 memory reads when the result is a constant we can pun.
639 2012-05-04 Richard Guenther <rguenther@suse.de>
641 * common.opt (flto-report): Do not mark as Optimization.
643 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
646 * recog.c (constrain_operands): If extra constraints are present, also
647 accept pseudo-registers with equivalent memory locations during reload.
649 2012-05-04 Olivier Hainque <hainque@adacore.com>
651 * collect2.c (may_unlink_output_file): New global.
652 (maybe_unlink): Honor it.
653 * collect2.h: Add extern for it.
654 * tlink.c (do_tlink): Set it to true if the link succeeded.
656 2012-05-04 Olivier Hainque <hainque@adacore.com>
658 * gcc.c (eval_spec_function): Finalize/restore the current string
659 obstack state as part of the context push/pop operations.
661 2012-05-04 Bin Cheng <bin.cheng@arm.com>
663 PR rtl-optimization/52804
664 * reload1.c (reload_reg_reaches_end_p): Check whether successor
665 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
666 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
667 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
668 RELOAD_FOR_OUTADDR_ADDRESS.
670 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
673 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
676 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
678 * flags.h (flag_permissive): Do not declare.
679 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
681 * toplev.c (flag_permissive): Do not define.
682 * c-tree.h (system_header_p): Delete unused.
684 2012-05-03 David S. Miller <davem@davemloft.net>
687 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
688 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
689 (sparc_emit_float_lib_cmp): Likewise.
691 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
694 * config/rs6000/rs6000.md (bswapdi splitters): If
695 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
696 default) is used, generate an alternate sequence that does not
697 depend on using indexed addressing.
699 2012-05-03 Jason Merrill <jason@redhat.com>
701 * gengtype.c (write_types): Fix warning message.
702 (write_local): Likewise.
704 2012-05-02 Jason Merrill <jason@redhat.com>
706 * dwarf2out.c (struct external_ref, build_local_stub): New.
707 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
708 (optimize_external_refs, optimize_external_refs_1): New.
709 (change_AT_die_ref): New.
710 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
711 (build_abbrev_table): Take the external refs hashtable.
712 (output_comp_unit): Get it from optimize_external_refs and pass it in.
714 2012-05-03 Jan Hubicka <jh@suse.cz>
717 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
719 2012-05-03 Jan Hubicka <jh@suse.cz>
722 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
724 2012-05-03 Jason Merrill <jason@redhat.com>
726 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
727 use_debug_types to discriminate the die_id union.
728 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
729 (build_abbrev_table, output_die): Likewise.
730 (prune_unused_types_walk_attribs): Likewise.
731 (generate_type_signature, copy_declaration_context): Set it.
732 (remove_child_or_replace_with_skeleton): Set it.
733 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
734 check use_debug_types.
735 (dwarf2out_finish): Do break_out_includes after .debug_types.
737 2012-05-03 Jason Merrill <jason@redhat.com>
739 * dwarf2out.c (modified_type_die): Use scope_die_for.
740 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
741 (uses_local_type_r, uses_local_type): New.
742 (scope_die_for): Keep a type that uses a local type in local scope.
743 Use get_context_die for namespace and type scope.
745 2012-05-03 Jason Merrill <jason@redhat.com>
747 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
749 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
750 (dwarf2out_finish): Likewise.
752 2012-05-03 Martin Jambor <mjambor@suse.cz>
754 * builtins.c (get_object_alignment_1): Return whether we can determine
755 the alignment or conservatively assume byte alignment. Return the
756 alignment by reference. Use get_pointer_alignment_1 for dereference
758 (get_pointer_alignment_1): Return whether we can determine the
759 alignment or conservatively assume byte alignment. Return the
760 alignment by reference. Use get_ptr_info_alignment to get SSA name
762 (get_object_alignment): Update call to get_object_alignment_1.
763 (get_object_or_type_alignment): Likewise, fall back to type alignment
764 only when it returned false.
765 (get_pointer_alignment): Update call to get_pointer_alignment_1.
766 * fold-const.c (get_pointer_modulus_and_residue): Update call to
767 get_object_alignment_1.
768 * ipa-prop.c (ipa_modify_call_arguments): Update call to
769 get_pointer_alignment_1.
770 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
771 of MEM_REF or TARGET_MEM_REF only when it returns false.
772 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
773 get_object_alignment_1.
774 (ccp_finalize): Use set_ptr_info_alignment.
775 * tree.h (get_object_alignment_1): Update declaration.
776 (get_pointer_alignment_1): Likewise.
777 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
778 (dump_gimple_stmt): Likewise.
779 * tree-flow.h (ptr_info_def): Updated comments of fields align and
781 (get_ptr_info_alignment): Declared.
782 (mark_ptr_info_alignment_unknown): Likewise.
783 (set_ptr_info_alignment): Likewise.
784 (adjust_ptr_info_misalignment): Likewise.
785 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
786 and set alignment of SSA names.
787 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
788 mark_ptr_info_alignment_unknown.
789 * tree-ssanames.c (get_ptr_info_alignment): New function.
790 (mark_ptr_info_alignment_unknown): Likewise.
791 (set_ptr_info_alignment): Likewise.
792 (adjust_ptr_info_misalignment): Likewise.
793 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
794 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
796 (bump_vector_ptr): Likewise.
797 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
798 (vectorizable_store): Likewise.
799 (vectorizable_load): Likewise.
801 2012-05-03 Michael Matz <matz@suse.de>
803 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
804 in front of basic_block_def.
805 (struct basic_block_def): Make il.gimple the full struct, not a
807 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
809 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
810 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
811 NULL il.gimple, which can't happen anymore.
812 * gimple.h (bb_seq): il.gimple can't be NULL.
814 (set_bb_seq): Adjust.
815 (gsi_start_bb, gsi_last_bb): Tidy.
816 * lto-streamer-in.c (make_new_block): Don't zero members that
817 are zeroed already, don't allocate a gimple_bb_info.
818 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
819 (remove_bb): Clear all il.gimple members.
820 (gimple_verify_flow_info): Adjust for flat il.gimple.
821 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
823 * coretypes.h (const_gimple_seq): Remove typedef.
824 * gimple.h (gimple_seq_first): Take gimple_seq.
825 (gimple_seq_first_stmt): Ditto.
826 (gimple_seq_last): Ditto.
827 (gimple_seq_last_stmt): Ditto.
828 (gimple_seq_empty_p): Ditto.
830 2012-05-03 Richard Guenther <rguenther@suse.de>
832 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
834 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
835 (compute_avail): Do not add possibly trapping operations to
836 EXP_GEN if they might not be executed in the block.
838 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
840 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
842 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
844 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
845 information as early as possible. Update dominance info instead of
848 2012-05-03 Richard Guenther <rguenther@suse.de>
850 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
851 (union_contains_value): Remove.
852 (vro_valid_in_sets): Likewise.
853 (op_valid_in_sets): New function.
854 (valid_in_sets): Use op_valid_in_sets.
855 (insert_into_preds_of_block): Move dumping ...
856 (do_regular_insertion): ... here.
857 (do_partial_partial_insertion): ... and here. Dump that
858 we've found a partial partial redundancy.
859 (insert): Dump the current insert iteration.
861 2012-05-03 Jakub Jelinek <jakub@redhat.com>
864 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
865 append program name to it and pass that as first argument
866 to make_relative_prefix. Always pass standard_libexec_prefix
867 as last argument to make_relative_prefix. If
868 make_relative_prefix returns NULL, fall back to
869 standard_libexec_prefix.
872 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
876 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
877 mode, return that mode.
880 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
881 define __ATOMIC_HLE_* macros here.
882 (ix86_target_macros): But here, using cpp_define_formatted.
884 2012-05-03 Richard Guenther <rguenther@suse.de>
886 PR tree-optimization/53144
887 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
889 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
890 with SSA name values.
891 (vn_reference_lookup_3): Adjust callers.
893 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
895 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
896 has_fma4 for AMD processors with both fma3 and fma4 support.
898 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
901 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
904 2012-05-03 Michael Matz <matz@suse.de>
907 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
908 (dse_enter_block): Properly iterate the whole sequence even
909 if the last statement was removed.
911 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
913 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
914 unset flag_jump_tables.
915 * stmt.c (expand_case): Remove special flag_pic case conditional
916 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
918 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
920 * common/config/s390/s390-common.c (s390_option_optimization_table):
921 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
922 default when optimizing.
924 2012-05-02 Martin Jambor <mjambor@suse.cz>
927 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
928 of a variable when the contect is a function.
930 2012-05-02 Michael Matz <matz@suse.de>
932 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
933 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
934 (const_gimple_seq_node): Remove.
935 (gimple_seq_node): Typedef as gimple.
936 (struct gimple_statement_base): Add next and prev members,
937 adjust all WORD markers in using structs.
938 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
939 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
940 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
942 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
944 (gimple_init_singleton): New function.
945 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
946 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
948 (gsi_stmt_ptr): Remove.
949 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
951 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
952 again, adjust for above changes.
953 (update_call_edge_frequencies): Adjust for above changes.
954 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
955 (gsi_insert_seq_nodes_after): Ditto.
956 (gsi_split_seq_after): Ditto.
957 (gsi_set_stmt): Ditto.
958 (gsi_split_seq_before): Ditto.
960 (gsi_insert_seq_before_without_update): Don't free sequence.
961 (gsi_insert_seq_after_without_update): Ditto.
962 (gsi_replace): Assert some more invariants.
963 (gsi_insert_before_without_update, gsi_insert_after_without_update):
965 (gsi_for_stmt): Don't search for stmt.
966 (gsi_insert_on_edge_immediate): Tidy.
968 * gimple.c (gimple_alloc_k): Remove "sequences".
969 (gimple_seq_cache): Remove.
970 (gimple_alloc_stat): Make stmt a singleton sequence.
971 (gimple_seq_alloc, gimple_seq_free): Remove.
972 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
973 (gimple_copy): Ditto.
974 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
975 create iterator from correct sequence.
976 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
978 2012-05-02 Michael Matz <matz@suse.de>
980 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
982 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
983 sequence, lazily allocate it.
984 (bb_seq_addr): New function.
985 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
986 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
987 (gsi_none): New function.
988 (gsi_start_bb): Adjust.
989 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
990 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
991 (gsi_last_bb): Adjust.
993 * tree-flow-inline.h (phi_nodes_ptr): New function.
995 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
996 datastructure and interface change.
997 (gsi_insert_seq_before_without_update): Ditto.
998 (gsi_insert_seq_nodes_after): Ditto.
999 (gsi_insert_seq_after_without_update): Ditto.
1000 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1001 (gsi_split_seq_before): Ditto.
1002 (gsi_start_phis): Adjust.
1003 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1004 (vect_transform_loop): Ditto.
1005 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1006 gimple_seq_copy): Don't use gimple_seq_alloc.
1007 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1008 (gimplify_seq_add_seq): Ditto.
1009 * lto-streamer-in.c (make_new_block): Ditto.
1010 * tree-cfg.c (create_bb): Ditto.
1011 * tree-sra.c (initialize_parameter_reductions): Ditto.
1013 2012-05-02 Michael Matz <matz@suse.de>
1015 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1016 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1017 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1018 set_bb_seq): Move down to after gimple_statement_d definition.
1020 2012-05-02 Michael Matz <matz@suse.de>
1022 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1023 gsi_replace_with_seq, instead of inserting itself.
1024 * gimple-iterator.c (gsi_replace_with_seq): New function.
1025 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1026 iterator instead of statement, advance it.
1027 (ssa_forward_propagate_and_combine): Adjust call to above.
1029 2012-05-02 Michael Matz <matz@suse.de>
1031 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1033 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1034 * tree-nested.c (walk_gimple_omp_for): Ditto.
1035 * trans-mem.c (lower_transaction): Ditto.
1036 * tree-eh.c (do_return_redirection): Ditto.
1037 (do_goto_redirection): Ditto.
1038 (lower_try_finally_switch): Ditto.
1039 * gimplify.c (gimplify_stmt): Ditto.
1040 (gimplify_scan_omp_clauses): Ditto.
1041 (gimplify_omp_for): Ditto.
1042 (gimplify_function_tree): Ditto.
1043 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1044 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1045 (mf_build_check_statement_for): Ditto.
1046 (mx_register_decls): Ditto.
1047 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1048 and don't use itertors to append.
1049 (insert_stmts): Ditto.
1050 (insert_out_of_ssa_copy): Ditto.
1051 (insert_out_of_ssa_copy_on_edge): Ditto.
1053 2012-05-02 Michael Matz <matz@suse.de>
1055 * gimple.h (gimple_bind_body_ptr): New function.
1056 (gimple_bind_body): Use it.
1057 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1058 (gimple_eh_filter_failure_ptr): New function.
1059 (gimple_eh_filter_failure): Use it.
1060 (gimple_eh_else_n_body_ptr): New function.
1061 (gimple_eh_else_n_body): Use it.
1062 (gimple_eh_else_e_body_ptr): New function.
1063 (gimple_eh_else_e_body): Use it.
1064 (gimple_try_eval_ptr): New function.
1065 (gimple_try_eval): Use it.
1066 (gimple_try_cleanup_ptr): New function.
1067 (gimple_try_cleanup): Use it.
1068 (gimple_wce_cleanup_ptr): New function.
1069 (gimple_wce_cleanup): Use it.
1070 (gimple_omp_body_ptr): New function.
1071 (gimple_omp_body): Use it.
1072 (gimple_omp_for_pre_body_ptr): New function.
1073 (gimple_omp_for_pre_body): Use it.
1074 (gimple_transaction_body_ptr): New function.
1075 (gimple_transaction_body): Use it.
1076 (gsi_split_seq_before): Adjust to return nothing and take pointer
1078 (gsi_set_stmt): Declare.
1079 (gsi_replace_with_seq): Declare.
1080 (walk_gimple_seq_mod): Declare.
1081 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1083 * gimple-iterator.c (gsi_set_stmt): New function.
1084 (gsi_split_seq_before): Return new sequence via pointer argument.
1085 (gsi_replace): Use gsi_set_stmt.
1087 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1089 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1090 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1092 (reserve_phi_args_for_new_edge): Change call to above,
1095 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1096 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1097 iterators. Adjust call to lower_omp.
1098 (lower_lastprivate_clauses): Adjust call to lower_omp.
1099 (lower_reduction_clauses): Ditto.
1100 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1101 (lower_omp_sections): Don't explicitely count sequence length,
1102 nullify lowered bodies earlier, ensure stmts are part of only
1103 one sequence, adjust call to lower_omp.
1104 (lower_omp_single): Ensure stmts are part of only one sequence,
1105 adjust call to lower_omp.
1106 (lower_omp_master): Ditto.
1107 (lower_omp_ordered): Ditto.
1108 (lower_omp_critical): Ditto.
1109 (lower_omp_for): Ditto.
1110 (lower_omp_taskreg): Ditto, tidy.
1111 (lower_omp_1): Adjust calls to lower_omp.
1112 (execute_lower_omp): Ditto.
1113 (lower_omp): Adjust to take pointer to sequence.
1114 (diagnose_sb_2): Use walk_gimple_seq_mod.
1115 (diagnose_omp_structured_block_errors): Ditto and set possibly
1116 changed function body.
1117 * gimple-low.c (lower_function_body): Set function body after
1119 (lower_sequence): Adjust to take pointer to sequence.
1120 (lower_omp_directive): Ensure stmt isn't put twice into the
1121 sequence, adjust call to lower_sequence.
1122 (lower_stmt): Adjust calls to lower_sequence.
1123 (lower_gimple_bind): Ditto.
1124 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1125 * tree-nested.c (walk_body): Take pointer to sequence, use
1126 walk_gimple_seq_mod.
1127 (walk_function): Adjust call to walk_body, set possibly changed body.
1128 (walk_gimple_omp_for): Adjust calls to walk_body.
1129 (convert_nonlocal_omp_clauses): Ditto.
1130 (convert_nonlocal_reference_stmt): Ditto.
1131 (convert_local_omp_clauses): Ditto.
1132 (convert_local_reference_stmt): Ditto.
1133 (convert_tramp_reference_stmt): Ditto.
1134 (convert_gimple_call): Ditto.
1135 (convert_nl_goto_reference): Use local iterator copy.
1136 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1137 but taking pointer to sequence, ensure gsi_start is called with
1139 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1140 asserting that the sequence head didn't change.
1141 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1142 walk_gimple_seq_mod.
1143 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1144 (execute_lower_tm): Ditto, and set possibly changed body.
1145 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1146 call gsi_start with that lvalue.
1147 (replace_goto_queue_stmt_list): Ditto.
1148 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1149 (replace_goto_queue): Ditto.
1150 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1151 (lower_try_finally_onedest): Ditto.
1152 (lower_try_finally_copy): Ditto.
1153 (lower_try_finally_switch): Ditto.
1154 (lower_try_finally): Ditto.
1155 (lower_eh_filter): Ditto.
1156 (lower_eh_must_not_throw): Ditto.
1157 (lower_cleanup): Ditto.
1158 (lower_eh_constructs_2): Ditto.
1159 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1160 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1161 set possibly changed body.
1162 (optimize_double_finally): Call gsi_start with lvalue.
1164 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1165 (gimple_split_block): Ditto.
1166 (gimple_merge_blocks): Use gsi_start_phis.
1167 (move_stmt_r): Use walk_gimple_seq_mod.
1168 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1169 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1170 (rebuild_cgraph_edges): Ditto.
1171 (cgraph_rebuild_references): Ditto.
1172 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1173 * tree-inline.c (copy_phis_for_bb): Ditto.
1174 * tree-ssa-dce.c: Ditto.
1176 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1178 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1179 Andi Kleen <ak@linux.intel.com>
1181 * coretypes.h (MEMMODEL_MASK): New.
1182 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1183 and return new variable.
1184 (expand_builtin_atomic_exchange): Mask memmodel values.
1185 (expand_builtin_atomic_compare_exchange): Ditto.
1186 (expand_builtin_atomic_load): Ditto.
1187 (expand_builtin_atomic_store): Ditto.
1188 (expand_builtin_atomic_clear): Ditto.
1189 * doc/extend.texi: Mention port-dependent memory model flags.
1190 * config/i386/cpuid.h (bit_HLE): New.
1191 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1193 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1194 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1195 (ix86_target_string)<-mhle>: New.
1196 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1197 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1198 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1199 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1200 enabled for generic, generic64 and core-avx2.
1201 (ix86_print_operand): Generate HLE lock prefixes.
1202 (ix86_memmodel_check): New.
1203 (TARGET_MEMMODEL_CHECK): Ditto.
1204 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1205 (IX86_HLE_ACQUIRE): Ditto.
1206 (IX86_HLE_RELEASE): Ditto.
1207 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1208 * config/i386/i386.opt (mhle): Ditto.
1209 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1210 success model to instruction emitter.
1211 (atomic_fetch_add<mode>): Ditto.
1212 (atomic_exchange<mode>): Ditto.
1213 (atomic_add<mode>): Ditto.
1214 (atomic_sub<mode>): Ditto.
1215 (atomic_<code><mode>): Ditto.
1216 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1217 (atomic_compare_and_swap_single<mode>): Define and use argument
1219 (atomic_compare_and_swap_double<mode>): Ditto.
1220 * configure.ac: Check if assembler support HLE prefixes.
1221 * configure: Regenerate.
1224 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1227 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1229 (gimplify_switch_expr): ... here.
1230 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1231 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1232 to clean up case labels with values outside the index type range.
1233 (simplify_gimple_switch): Call it if something changed.
1234 Remove strange and unnecessary assert.
1236 2012-05-02 Richard Guenther <rguenther@suse.de>
1238 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1240 (int_const_binop_1): New worker for int_const_binop with
1241 overflowable parameter. Pass it through to force_fit_type_double.
1242 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1244 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1245 to minus one, forcing overflow detection for even unsigned types.
1246 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1247 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1248 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1250 (layout_type): For zero-sized arrays ignore overflow on the
1252 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1253 (bit_value_binop_1): Likewise.
1254 * tree.c (double_int_to_tree): Likewise.
1255 (double_int_fits_to_tree_p): Likewise.
1256 (force_fit_type_double): Likewise.
1257 (host_integerp): Likewise.
1258 (int_fits_type_p): Likewise.
1259 * varasm.c (output_constructor_regular_field): Sign-extend the
1260 field-offset to cater for negative offsets produced by the Ada
1262 * omp-low.c (extract_omp_for_data): Convert the loop step to
1263 signed for pointer adjustments.
1265 2012-05-02 Richard Guenther <rguenther@suse.de>
1267 * tree.c (valid_constant_size_p): New function.
1268 * tree.h (valid_constant_size_p): Declare.
1269 * cfgexpand.c (expand_one_var): Adjust check for too large
1270 variables by using valid_constant_size_p.
1271 * varasm.c (assemble_variable): Likewise.
1273 * c-decl.c (grokdeclarator): Properly check for sizes that
1274 cover more than half of the address-space.
1276 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1278 PR tree-optimization/53163
1279 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1280 return value from compute_all_dependences.
1282 PR rtl-optimization/53160
1283 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1284 has been modified by ree pass already.
1286 2012-05-01 Ian Lance Taylor <iant@google.com>
1289 * c-decl.c (build_compound_literal): Make the decl readonly if it
1290 an array of a readonly type.
1291 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1292 parameter. Change all callers. If the decl is not addressable
1293 and is not an l-value, make it readonly.
1295 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1297 * ira.c (allocated_reg_info_size): New static variable.
1298 (expand_reg_info): Manage it. Call
1299 setup_preferred_alternate_classes_for_new_pseudos.
1300 (ira): Don't do it here. Remove local allocated_reg_info_size,
1301 set the global before calling find_moveable_pseudos.
1302 (find_moveable_pseudos): Call expand_reg_info rather than
1305 2012-05-01 Richard Henderson <rth@redhat.com>
1307 * common.opt (fsync-libcalls): New.
1308 * doc/invoke.texi: Document it.
1309 * optabs.c (init_sync_libfuncs): Honor it.
1311 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 Richard Sandiford <r.sandiford@uk.ibm.com>
1314 PR rtl-optimization/52543
1315 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1317 * lower-subreg.h: New file.
1318 * target-globals.h (this_target_lower_subreg): Declare.
1319 (target_globals): Add lower_subreg;
1320 (restore_target_globals): Restore this_target_lower_subreg.
1321 * target-globals.c: Include it.
1322 (default_target_globals): Add default_target_lower_subreg.
1323 (save_target_globals): Initialize target_lower_subreg.
1324 * rtl.h (init_lower_subreg): Added declaration.
1325 * toplev.c (backend_init_target): Call initializer for lower-subreg
1327 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1328 (default_target_lower_subreg): New variable.
1329 (this_target_lower_subreg): Likewise.
1330 (twice_word_mode, choices): New macros.
1331 (shift_cost, compute_splitting_shift, compute_costs)
1332 (init_lower_subreg): New functions.
1333 (resolve_simple_move): Add speed_p argument. Check choices.
1334 (find_pseudo_copy): Don't check the mode size here.
1335 (resolve_simple_move): Assert the mode size.
1336 (find_decomposable_shift_zext): Add speed_p argument and return
1337 a bool. Check choices.
1338 (resolve_shift_zext): Add comment.
1339 (dump_shift_choices, dump_choices): New functions.
1340 (decompose_multiword_subregs): Dump list of profitable
1341 transformations. Add code to skip non profitable transformations.
1342 Update calls to simple_move and find_decomposable_shift_zext.
1344 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1345 Sameera Deshpande <sameera.deshpande@arm.com>
1346 Greta Yorsh <greta.yorsh@arm.com>
1348 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1349 (thumb1_unexpanded_epilogue): ...this.
1350 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1351 (thumb1_unexpanded_epilogue): ...this.
1352 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1353 (thumb1_unexpanded_epilogue): ...this.
1355 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1357 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1358 comparing enumeration values. Update comments.
1360 2012-05-01 Alan Modra <amodra@gmail.com>
1363 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1364 load_cr_save, add_crlr_cfa_restore): New functions.
1365 (rs6000_restore_saved_cr): Rename to..
1366 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1367 (rs6000_emit_epilogue): Use new functions. Adjust condition
1368 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1369 regs when using out-of-line restore only when shrink wrapping.
1371 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1374 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1375 calls to cgraph_node_name in xstrdup.
1376 (ipa_make_edge_direct_to_target): Ditto.
1377 * cgraph.c (dump_cgraph_node): Ditto.
1378 * tree-sra.c (convert_callers_for_node): Ditto.
1379 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1380 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1381 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1382 (cgraph_materialize_all_clones): Ditto.
1383 * ipa-inline.c (report_inline_failed_reason): Ditto.
1384 (want_early_inline_function_p): Ditto.
1385 (edge_badness): Ditto.
1386 (update_edge_key): Ditto.
1387 (flatten_function): Ditto.
1388 (ipa_inline): Ditto.
1389 (inline_always_inline_functions): Ditto.
1390 (early_inline_small_functions): Ditto.
1392 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1396 constraints 0 and 1.
1398 012-04-30 Jan Hubicka <jh@suse.cz>
1400 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1401 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1402 (cgraph_add_to_same_comdat_group): Remove.
1403 (cgraph_add_asm_node): Move to cgraphunit.c.
1404 (cgraph_make_decl_local): Move to symtab.c
1405 (cgraph_make_node_local_1): Update.
1406 (cgraph_can_remove_if_no_direct_calls_and): Update.
1407 (used_from_object_file_p): Update.
1408 (resolution_used_from_other_file_p): Move to symtab.c
1409 (cgraph_used_from_object_file_p): move to symtab.c
1410 (verify_cgraph_node): Verify same comdat groups.
1411 * cgraph.h (cgraph_asm_node): Rename to ...
1412 (asm_node): ... this one.
1413 (cgraph_asm_nodes): Rename to ...
1414 (asm_nodes): ... this one.
1415 (symtab_add_to_same_comdat_group): New function.
1416 (symtab_dissolve_same_comdat_group_list): New function.
1417 (symtab_used_from_object_file_p): Declare.
1418 (symtab_make_decl_local): Declare.
1419 (cgraph_add_to_same_comdat_group): Remove.
1420 (cgraph_add_asm_node): Remove.
1421 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1423 (cgraph_finalize_compilation_unit): Rename to ...
1424 (finalize_compilation_unit): ... this one.
1425 (cgraph_optimize): Rename to ....
1426 (compile): ... this one.
1427 (add_asm_node): Declare.
1428 (fixup_same_cpp_alias_visibility): Declare.
1429 (cgraph_make_decl_local): Remove.
1430 (varpool_assemble_pending_decls): Rename to ...
1431 (varpool_output_variables): ... this one.
1432 (varpool_remove_unreferenced_decls): Remove.
1433 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1434 (preserve_function_body_p): Make static.
1435 * toplev.c (compile_file): Update comments; update.
1436 * cgraphunit.c: Update comments.
1437 (cgraph_expand_all_functions): Rename to ...
1438 (expand_all_functions): ... this one; update.
1439 (cgraph_mark_functions_to_output): Rename to ...
1440 (mark_functions_to_output): ... this one; cleanup.
1441 (cgraph_output_pending_asms): Remove prototype.
1442 (asm_nodes, asm_last_node): New static vars.
1443 (cgraph_process_new_functions): Update.
1444 (cgraph_reset_node): Cleanup; add comment.
1445 (cgraph_add_new_function): Update.
1446 (cgraph_output_pending_asms): Rename to ...
1447 (output_asm_statements): ... this one.
1448 (add_asm_node): New function.
1449 (fixup_same_cpp_alias_visibility): New function based on code
1450 in cgraph_analyze_function.
1451 (cgraph_analyze_function): Use it.
1452 (cgraph_order_sort): Update.
1453 (cgraph_output_in_order): Update.
1454 (cgraph_function_versioning): Update.
1455 (cgraph_optimize): Rename to ...
1456 (compile): ... this one; initialize streamer hooks here.
1457 (cgraph_finalize_compilation_unit): Rename to ...
1458 (finalize_compilation_unit): ... this one; do not initialize streamer
1460 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1461 * dwarf2out.c: Update ocmment.
1462 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1463 * method.c (use_thunk): Likewise.
1464 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1465 * decl2.c (maybe_emit_vtables): Likewise.
1466 (cp_write_global_declarations): Use finalize_compilation_unit.
1467 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1468 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1469 * c-decl.c (c_write_global_declarations): Use
1470 finalize_compilation_unit.
1471 * langhooks.c (write_global_declarations): Update.
1472 * ipa.c (cgraph_externally_visible_p): Update.
1473 (dissolve_same_comdat_group_list): Remove.
1474 (function_and_variable_visibility): Update.
1475 * symtab.c: Inlcude lto-streamer.h and rtl.h
1476 (ld_plugin_symbol_resolution_names): New.
1477 (symtab_add_to_same_comdat_group): New.
1478 (symtab_dissolve_same_comdat_group_list): New.
1479 (resolution_used_from_other_file_p): Move here from cgraph.c
1480 (symtab_used_from_object_file_p): New.
1481 (symtab_make_decl_local): New.
1482 * passes.c (register_pass): Update comments.
1483 * c-parser.c (c_parser_asm_definition): Update.
1484 * varpool.c (varpool_analyze_node): Use
1485 fixup_same_cpp_alias_visibility.
1486 (varpool_remove_unreferenced_decls): Make static.
1487 (varpool_assemble_pending_decls): Rename to ...
1488 (varpool_output_variables): ... this one; call
1489 varpool_remove_unreferenced_decls.
1490 (varpool_used_from_object_file_p): Remove.
1492 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1495 * c-typeck.c (build_array_ref): Call
1496 convert_vector_to_pointer_for_subscript.
1497 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1499 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1502 to compile-time "mode == <MODE>mode" checks.
1503 (and splitter): Ditto.
1505 2012-04-30 Richard Henderson <rth@redhat.com>
1507 * config/arm/arm.md (UNSPEC_LL): New.
1508 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1509 (arm_load_exclusivedi): Use %H0.
1511 2012-04-30 Jason Merrill <jason@redhat.com>
1513 * dwarf2out.c (comdat_symbol_id): Add const.
1514 (union die_symbol_or_type_node): Add const to die_symbol.
1515 (output_die_symbol, output_die, output_comp_unit): Adjust.
1517 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1519 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1520 * config/arm/neon.md (negdi2_neon): New insn.
1521 Also add splitters for core and NEON registers.
1523 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1525 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1526 (arm_print_operand): Add 'x' format.
1527 * config/arm/constraints.md (Dn): Allow const_int.
1528 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1529 Use 'x' format to print constants.
1530 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1531 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1533 (movdi_vfp_cortexa8): Likewise.
1535 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1536 Sameera Deshpande <sameera.deshpande@arm.com>
1537 Greta Yorsh <greta.yorsh@arm.com>
1539 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1540 * config/arm/arm.c (ldm_stm_operation_p): New function.
1541 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1542 (store_multiple_operation): Likewise.
1544 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1545 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1546 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1547 (store_multiple_operation): Likewise.
1549 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.md (and<mode>3): Expand masking operations with
1552 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1553 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1555 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1557 Add -Wvarargs option
1558 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1559 argument for the various warning_at calls.
1560 * docs/invoke.texi: Update the documentation.
1562 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1564 Switch -ftrack-macro-expansion=2 on by default.
1565 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1568 Fix va_start related location
1569 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1570 location in real source code.
1572 Make conversion warnings work on NULL with -ftrack-macro-expansion
1573 * input.h (expansion_point_location_if_in_system_header): Declare
1575 * input.c (expansion_point_location_if_in_system_header): Define it.
1577 Fix -Wuninitialized for -ftrack-macro-expansion
1578 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1579 declaration. Use linemap_location_before_p for source locations.
1581 Strip "<built-in>" loc from displayed expansion context
1582 * input.c (expand_location_1): When expanding to spelling location
1583 in a context of a macro expansion, skip reserved system header
1584 locations. Update comments. * tree-diagnostic.c
1585 (maybe_unwind_expanded_macro_loc): Likewise.
1587 Make expand_location resolve to locus in main source file
1588 * input.c (expand_location_1): New. Takes a parameter to choose
1589 whether to resolve the location to spelling or expansion point.
1590 Was factorized from ...
1591 (expand_location): ... here.
1592 (expand_location_to_spelling_point): New. Implemented in terms of
1594 * diagnostic.c (diagnostic_build_prefix): Use the new
1595 expand_location_to_spelling_point instead of expand_location.
1597 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1598 * gengtype.c (write_types_process_field): Force second argument of
1599 the call to the PCH object hierarchy walker to be 'x'.
1601 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1603 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1604 predicate to discriminate types.
1606 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1608 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1609 alias of Wsuggest-attribute=format.
1610 * c-typeck.c (convert_for_assignment): Replace
1611 Wmissing-format-attribute with Wsuggest-attribute=format.
1612 (digest_init): Likewise.
1614 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1616 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1617 * common.opt (Wmissing-noreturn): Alias of
1618 -Wsuggest-attribute=noreturn.
1620 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1623 * config/cris/cris.md (andqu): New peephole2.
1624 (andu): Tweak head comment.
1626 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1627 Steven Bosscher <steven@gcc.gnu.org>
1628 Maxim Kuvyrkov <maxim@codesourcery.com>
1630 PR tree-optimization/38785
1631 * common.opt (ftree-partial-pre): New option.
1632 * doc/invoke.texi: Document it.
1633 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1634 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1636 (execute_pre): Use flag_tree_partial_pre.
1638 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1641 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1644 2012-04-27 Ollie Wild <aaw@google.com>
1646 * doc/invoke.texi (Wliteral-suffix): Document new option.
1648 2012-04-27 Tom Tromey <tromey@redhat.com>
1650 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1651 (dwarf_tag_name): Use get_DW_TAG_name.
1652 (dwarf_attr_name): Use get_DW_AT_name.
1653 (dwarf_form_name): Use get_DW_FORM_name.
1654 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1656 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1658 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1659 arguments are -1 and 0, by negating the result of the conditional.
1661 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1664 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1666 2012-04-27 Richard Guenther <rguenther@suse.de>
1668 * tree-flow.h (is_hidden_global_store): Remove.
1669 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1670 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1671 (stmt_may_clobber_global_p): Likewise.
1672 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1673 (stmt_may_clobber_global_p): Likewise.
1674 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1675 stmt_may_clobber_global_p.
1676 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1678 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1680 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1683 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1684 reorganize some fields and update comments. Rename bit_test_uniq
1685 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1686 (collect_switch_conv_info): New function, collects info about a
1687 GIMPLE_SWITCH into a struct switch_conv_info.
1688 (check_range): Simplify to use pre-recorded info. Fix think-o in
1689 range-branch ratio check.
1690 (check_process_case): Remove function.
1691 (check_all_empty_except_final): New function, verifies that all
1692 non-final basic blocks are empty.
1693 (process_switch): Simplify to use pre-recorded info. Call
1694 collect_switch_conv_info to do that. Assert that degenerate switch
1695 statements have been cleaned up.
1697 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1700 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1702 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1705 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1707 2012-04-27 Tom de Vries <tom@codesourcery.com>
1709 PR tree-optimization/51879
1710 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1711 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1713 (defs_to_varying): ... here. Don't set use_processed.
1714 (visit_reference_op_call): Handle gimple_vdef.
1715 Handle case that lhs is NULL_TREE.
1716 (visit_use): Use mark_use_processed. Handle calls with side-effect
1717 using visit_reference_op_call.
1719 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1721 * sched-deps.c (fixup_sched_groups): Rename to...
1722 (chain_to_prev_insn): ...this.
1723 (chain_to_prev_insn_p): New function.
1724 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1726 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1728 * sched-int.h (_haifa_insn_data): Move priority_status.
1730 (INSN_MODEL_INDEX): New macro.
1731 * haifa-sched.c (insn_delay): New function.
1732 (sched_regno_pressure_class): Update commentary.
1733 (mark_regno_birth_or_death): Pass the liveness bitmap and
1734 pressure array as arguments, instead of using curr_reg_live and
1735 curr_reg_pressure. Only update the pressure if the bit in the
1736 liveness set has changed.
1737 (initiate_reg_pressure_info): Always trust the live-in set for
1738 SCHED_PRESSURE_MODEL.
1739 (initiate_bb_reg_pressure_info): Update call to
1740 mark_regno_birth_or_death.
1741 (dep_list_size): Take the list as argument.
1742 (calculate_reg_deaths): New function, extracted from...
1743 (setup_insn_reg_pressure_info): ...here.
1744 (MODEL_BAR): New macro.
1745 (model_pressure_data, model_insn_info, model_pressure_limit)
1746 (model_pressure_group): New structures.
1747 (model_schedule, model_worklist, model_insns, model_num_insns)
1748 (model_curr_point, model_before_pressure, model_next_priority):
1750 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1751 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1752 (model_index, model_update_limit_points_in_group): New functions.
1753 (model_update_limit_points, model_last_use_except): Likewise.
1754 (model_start_update_pressure, model_update_pressure): Likewise.
1755 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1756 (model_excess_cost, model_dump_pressure_points): Likewise.
1757 (model_set_excess_costs): Likewise.
1758 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1759 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1760 schedule as an alternative tie-breaker. Update the call to
1762 (ready_sort): Call model_set_excess_costs.
1763 (update_register_pressure): Update call to mark_regno_birth_or_death.
1764 Rely on that function to check liveness rather than doing it here.
1765 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1766 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1767 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1768 (model_record_pressure, model_record_pressures): New functions.
1769 (model_record_final_pressures, model_add_successors_to_worklist)
1770 (model_promote_predecessors, model_choose_insn): Likewise.
1771 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1772 (model_start_schedule, model_finalize_pressure_group): Likewise.
1773 (model_end_schedule): Likewise.
1774 (schedule_insn): Say when we're scheduling the next instruction
1775 in the model schedule.
1776 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1777 (queue_to_ready): Do not add instructions that are
1778 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1779 Always allow the next instruction in the model schedule to be added.
1780 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1781 and delay for SCHED_PRESSURE_MODEL too.
1782 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1783 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1784 (schedule_block): Call model_start_schedule and model_end_schedule.
1785 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1786 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1787 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1789 (sched_finish): Update accordingly.
1790 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1791 to SCHED_PRESSURE_MODEL.
1792 (add_jump_dependencies): Update call to dep_list_size.
1793 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1794 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1795 to SCHED_PRESSURE_MODEL.
1796 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1797 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1798 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1799 handling to SCHED_PRESSURE_MODEL.
1801 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1803 * common.opt (fsched-pressure-algorithm=): New option.
1804 * flag-types.h (sched_pressure_algorithm): New enum.
1805 * sched-int.h (sched_pressure_p): Replace with...
1806 (sched_pressure): ...this new variable.
1807 * haifa-sched.c (sched_pressure_p): Replace with...
1808 (sched_pressure): ...this new variable.
1809 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1810 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1811 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1812 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1813 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1814 (sched_analyze_insn): Likewise.
1815 * sched-rgn.c (schedule_region): Likewise.
1816 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1818 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1820 * PR middle-end/52997
1821 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1824 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1825 * expr.c (convert_move): Honor unsignedp when extending partial int
1827 * genmodes.c (complete_mode): Don't clear component field of partial
1829 (emit_mode_inner): Don't emit it however.
1830 (calc_wider_mode): Partial int modes widen to their component.
1832 2012-04-26 David S. Miller <davem@davemloft.net>
1834 * config/sparc/niagara4.md: New file.
1835 * config/sparc/sparc.md: Include it.
1836 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1837 (sparc_option_override): Use it.
1838 (sparc_use_sched_lookahead): Return 2 for niagara4.
1839 (sparc_issue_rate): Likewise.
1841 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1842 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1843 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1844 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1845 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1846 alignaddrldi_vis): Set type to gsr.
1847 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1848 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1849 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1850 v<vis3_shift_patname><mode>3, fmean16_vis,
1851 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1852 fucmp<code>8<P:mode>_vis): Set type to fga.
1853 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1854 * config/sparc/niagara.md: Likewise.
1855 * config/sparc/niagara2.md: Likewise.
1856 * config/sparc/ultra3.md: Likewise, and fix type matching for
1857 us3_ialuX reservation.
1859 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1861 * reload.c (find_reloads): Change the loop nesting when trying an
1862 alternative with swapped operands.
1864 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1866 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1867 comment. Delete unused parameter first_exp_point_map.
1868 (virt_loc_aware_diagnostic_finalizer): Update call.
1870 2012-04-26 Michael Hope <michael.hope@linaro.org>
1871 Richard Earnshaw <rearnsha@arm.com>
1873 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1874 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1875 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1876 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1878 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1880 * doc/extend.texi: Document avx2 support.
1881 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1883 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1886 * config/cris/cris.md ("*andhi_lowpart_v32")
1887 ("*andqi_lowpart_v32"): Change first input-only operand from
1888 a (match_operand ...) to (match_dup 0). Drop alternatives with
1889 const_int-matching constraints for redundancy.
1890 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1891 three-operand alternative.
1893 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1896 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1897 instead expand it as zero extension.
1899 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1902 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1904 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1906 * common.opt (flag_debug_types_section): Default to 0.
1907 (dwarf_version): Default to 4.
1908 (dwarf_record_gcc_switches): Default to 1.
1909 (dwarf_strict): Default to 0.
1910 * toplev.c (process_options): Don't handle dwarf_strict
1911 or dwarf_version here.
1912 * config/vxworks.c (vxworks_override_options): Don't
1913 test whether dwarf_strict or dwarf_version are negative,
1914 instead test !global_options_set.x_dwarf_*.
1915 * config/darwin.c (darwin_override_options): Default to
1917 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1918 and -fno-debug-types-section are now the default.
1920 2012-04-25 Jan Hubicka <jh@suse.cz>
1922 * cgraphunit.c: Update toplevel comment.
1923 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1924 (cgraph_analyze_function): Make static.
1925 (cgraph_decide_is_function_needed): Make static.
1926 (cgraph_add_new_function): Use expand_function instead of
1927 rest_of_compilation.
1928 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1929 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1931 (cgraph_inline_p): Remove.
1932 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1933 (init_cgraph): Add comment.
1934 * cgraphbuild.c (record_reference, mark_address, mark_load,
1935 mark_store): Do not call analyze_expr hook.
1936 * cgraph.c: Update toplevel comment.
1937 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1938 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1939 Move fere from cgraphunit.c
1940 (cgraph_mark_force_output_node): Move to cgraph.h
1941 * cgraph.h: Reorder so the comments match the function placement.
1942 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1943 (cgraph_mark_force_output_node): Move here from cgraph.c
1944 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1945 * ipa-inline-transform.c (preserve_function_body_p): New function.
1946 (inline_transform): Update.
1947 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1948 * langhooks.h (lang_hooks_for_callgraph): Remove.
1949 (lang_hooks): Remove callgraph.
1950 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1951 * varpool.c: Remove out of date comment.
1952 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1953 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1955 2012-04-25 Jan Hubicka <jh@suse.cz>
1958 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1959 forward declaration.
1960 (cgraph_finalize_function): Finalize them here.
1961 * symtab.c (dump_symtab): Dump ctors and dtors.
1963 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1966 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1967 larger than maxbits. Don't compute maxbits modulo align.
1968 Also check that unit bytes long store at bitpos / unit * unit
1969 doesn't affect bits beyond bitregion_end.
1970 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1971 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1972 (store_split_bit_field): Decrease unit close to end of bitregion_end
1973 if access is restricted in order to avoid mutual recursion.
1975 PR tree-optimization/53058
1976 * double-int.h (double_int_max_value, double_int_min_value): New
1978 * double-int.c (double_int_max_value, double_int_min_value): New
1980 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1981 or GT_EXPR with double_int_max_value instead of double_int_mask.
1983 2012-04-25 Richard Guenther <rguenther@suse.de>
1985 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1986 * tree-vect-loop.c (vect_transform_loop): Adjust.
1987 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1988 the maximum number of iterations for the epilogue loop.
1989 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1991 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1994 * c-typeck.c (set_nonincremental_init,
1995 set_nonincremental_init_from_string): Pass true instead of false
1996 as IMPLICIT to add_pending_init.
1998 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2000 * c-typeck.c (pop_init_level): Improve diagnostics.
2002 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2004 * compare-elim.c (try_eliminate_compare): Also handle operands with
2005 implicit extensions.
2007 2012-04-25 Alan Modra <amodra@gmail.com>
2009 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2010 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2011 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2012 (no_global_regs_above): Delete.
2013 (no_global_regs): New function.
2014 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2015 value for load multiple test.
2016 (savres_routine_syms): Increase size.
2017 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2018 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2019 rather than a number of boolean flags. Update all callers.
2020 (rs6000_savres_routine_name): Generate vector save/restore names.
2021 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2022 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2023 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2024 and using_store_multiple. Expand uses. Don't always use r11 as
2025 frame reg when needed for out-of-line saves. Set up initial offset
2026 for out-of-line vector saves when buying stack frame. Handle pointer
2027 reg setup for out-of-line fp save. Emit call to out-of-line vector
2028 save function. Choose r11 or r12 for vrsave reg when available for
2030 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2031 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2032 from back-chain to suit out-of-line vector restore functions. Emit
2033 call to out-of-line vector restore function. Adjust register used
2034 for cr restore. Tweak pointer register setup for gpr restore.
2035 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2037 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2038 (V_SAVE_INLINE): Define.
2039 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2041 2012-04-25 Alan Modra <amodra@gmail.com>
2043 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2044 out-of-line save/restore for large frames. Don't disable
2045 out-of-line saves on ABI_AIX when using static chain reg.
2046 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2047 clobber static chain reg, and tweak for out-of-line gpr saves
2050 2012-04-25 Alan Modra <amodra@gmail.com>
2052 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2053 (rs6000_emit_prologue): Use the above to catch register overlap.
2055 2012-04-25 Alan Modra <amodra@gmail.com>
2057 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2058 decl. Move logic selecting update reg to callers. Update all callers.
2059 (rs6000_emit_allocate_stack): Add copy_off param.
2060 (emit_frame_save): Don't handle reg+reg addressing.
2061 (ptr_regno_for_savres): New function, extracted from..
2062 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2063 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2064 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2065 frame offset adjustment for out-of-line save with copy from sp.
2066 Simplify condition controlling whether cr is saved early or
2067 late. Use ptr_regno_for_savres to verify correct reg is set
2068 up for out-of-line saves. Pass the actual pointer reg used to
2069 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2070 function. Rearrange spe vars so code is similar to that
2071 elsewhere in this function. Don't update frame_off when spe
2072 save code will restore r11. Use emit_frame_save for spe and
2073 gpr saves. Consolidate darwin out-of-line gpr setup with that
2074 for other abis. Don't assume frame_offset is zero and frame
2075 reg is sp when setting up altivec reg saves, and calculate
2076 exact offset requirement.
2077 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2078 spe restore code. Consolidate darwin out-of-line gpr setup
2079 with that for other abis.
2081 2012-04-25 Alan Modra <amodra@gmail.com>
2083 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2084 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2086 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2088 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2089 and emit_frame_save calls. Cope with possibly missing note.
2091 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2093 * config/i386/i386.c (build_processor_model_struct): New function.
2094 (make_var_decl): New function.
2095 (fold_builtin_cpu): New function.
2096 (ix86_fold_builtin): New function.
2097 (make_cpu_type_builtin): New function.
2098 (ix86_init_platform_type_builtins): New function.
2099 (ix86_expand_builtin): Expand new builtins by folding them.
2100 (ix86_init_builtins): Make new builtins to detect CPU type.
2101 (TARGET_FOLD_BUILTIN): New macro.
2102 (IX86_BUILTIN_CPU_INIT): New enum value.
2103 (IX86_BUILTIN_CPU_IS): New enum value.
2104 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2105 * config/i386/i386-builtin-types.def: New function type.
2106 * testsuite/gcc.target/builtin_target.c: New testcase.
2107 * doc/extend.texi: Document builtins.
2109 2012-04-24 Olivier Hainque <hainque@adacore.com>
2111 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2112 * toplev.c (process_options): Default to dwarf_version 2.
2113 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2114 and dwarf_version 2.
2116 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2118 * tree-pretty-print.h (default_tree_printer): Do not declare.
2119 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2121 (default_tree_diagnostic_starter): Make static.
2122 (default_tree_printer): Move to here. Make static.
2123 (tree_diagnostics_defaults): New.
2124 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2125 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2126 * toplev.c: Do not include tree-pass.h.
2127 (default_tree_printer): Move from here.
2128 (general_init): Use tree_diagnostics_defaults.
2130 2012-04-24 Chao-ying Fu <fu@mips.com>
2132 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2133 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2134 * config/mips/gnu-user.h
2135 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2136 (GNU_USER_TARGET_LINK_SPEC): New define.
2137 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2138 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2139 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2140 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2141 GNU_USER_TARGET_ENDFILE_SPEC.
2142 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2143 (GNU_USER_TARGET_LINK_SPEC): New define.
2144 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2145 * config/mips/linux-common.h: New file.
2147 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2150 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2151 (altivec_build_resolved_builtin): Call fully_fold_convert.
2153 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2156 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2158 2012-04-24 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/53085
2161 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2164 2012-04-24 Richard Guenther <rguenther@suse.de>
2166 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2169 2012-04-24 Jim Meyering <meyering@redhat.com>
2171 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2172 absence of an define_enum call.
2174 2012-04-24 Richard Guenther <rguenther@suse.de>
2176 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2177 the epilogue loop is not re-used as unvectorized version
2178 record the its maximum number of iterations.
2180 2012-04-24 Andrew Pinski <apinski@cavium.com>
2182 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2183 Don't directly use def1/def2.
2185 2012-04-24 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/53098
2188 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2191 2012-04-24 Andrew Pinski <apinski@cavium.com>
2194 * tree-ssa-forwprop.c (defcodefor_name): New function.
2195 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2196 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2197 Simplify "(~X | Y) & X" to "X & Y" and
2198 "(~X & Y) | X" to "X | Y".
2200 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2202 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2203 validate_change to add clobbers if IN_GROUP is nonzero.
2204 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2205 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2207 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2209 * config/s390/s390.c (insn_invalid_p): Likewise.
2211 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2214 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2215 (output_addressed_constants): Likewise.
2218 * varasm.c (get_section): Don't ICE for section conflicts with
2219 built-in section kinds.
2221 2012-04-23 DJ Delorie <dj@redhat.com>
2223 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2224 (LIBSTDCXX): Change to CPP2.
2226 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2229 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2232 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2235 (*addsi_2_zext): Ditto.
2236 (*add<mode>_3): Ditto.
2237 (*addsi_3_zext): Ditto.
2238 (*add<mode>_5): Ditto.
2240 2012-04-23 Andrew Pinski <apinski@cavium.com>
2242 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2243 (C & B) to (A OP0) & B.
2245 2012-04-23 Martin Jambor <mjambor@suse.cz>
2247 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2248 temporaries created for a bitfield (reverting revision 122014).
2250 2012-04-23 Richard Guenther <rguenther@suse.de>
2252 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2253 the condition using is_gimple_condexpr and avoid the not necessary
2255 (set_prologue_iterations): Likewise.
2256 (vect_loop_versioning): Likewise.
2258 2012-04-23 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/53070
2261 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2262 (main_tree_if_conversion): Verify we succeeded in that.
2264 2012-04-23 Jan Hubicka <jh@suse.cz>
2266 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2267 mark_reahcable_node.
2268 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2269 (cgraph_mark_reachable_node): Remove.
2270 (cgraph_mark_force_output_node): Do not set reachable.
2271 (dump_cgraph_node): Do not dump reachable.
2272 (cgraph_create_virtual_clone): Do not set reachable.
2273 * cgraph.h (cgraph_node): Remove reachable flag.
2274 (varpool_node): Remove reachable flag.
2275 (cgraph_mark_if_needed): Remove.
2276 (cgraph_mark_reachable_node): Remove.
2277 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2278 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2280 (cgraph_add_new_function): Likewise.
2281 (cgraph_mark_if_needed): Remove.
2282 (cgraph_analyze_function): Do not set target as reachable.
2283 (process_function_and_variable_attributes): Do not care about
2285 (cgraph_analyze_functions): Do not set reachable flags.
2286 (cgraph_mark_functions_to_output): Do not check reachability.
2287 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2288 (dbxout_expand_expr): Update.
2289 * c-decl.c (merge_decls): Do not track changed externs.
2290 * ipa.c: Include pointer-set.h
2291 (enqueue_cgraph_node): Use reachable pointer set.
2292 (process_references): Likewise.
2293 (cgraph_remove_unreachable_nodes): Likewise.
2294 (whole_program_function_and_variable_visibility): Do not recompute
2296 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2298 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2300 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2302 2012-04-23 Richard Guenther <rguenther@suse.de>
2305 * c-typeck.c (build_binary_op): Fix typo.
2307 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2309 PR tree-optimizations/52891
2310 * tree-vect-patterns.c (adjust_bool_pattern): Use
2311 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2312 but with non-standard precision.
2314 2012-04-22 Jan Hubicka <jh@suse.cz>
2316 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2319 2012-04-22 Jan Hubicka <jh@suse.cz>
2321 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2322 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2323 mark_load, mark_store): Do not mark varpool nodes as needed.
2324 * cgraph.c (cgraph_new_nodes): Remove.
2325 (cgraph_create_function_alias): Do not mark nodes as reachable.
2326 (cgraph_add_thunk): Likewise.
2327 (cgraph_mark_reachable_node): Do not manage the queue.
2328 * cgraph.h (cgraph_node): Remove next_needed.
2329 (varpool_nodes_queue): Remove next_needed and prev_needed.
2330 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2331 (cgraph_new_nodes): Declare.
2332 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2333 (varpool_analyze_pending_decls): Remove.
2334 (varpool_analyze_node): New.
2335 (varpool_mark_needed_node): Remove.
2336 (varpool_first_variable, varpool_next_variable): New inlines.
2337 (varpool_first_static_initializer, varpool_next_static_initializer):
2339 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2340 (varpool_first_defined_variable): New inline.
2341 (varpool_next_defined_variable): New inline
2342 (FOR_EACH_VARIABLE): Reimplement.
2343 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2344 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2346 * cgraphunit.c (cgraph_new_nodes): Declare here.
2347 (enqueue_node): New function.
2348 (cgraph_process_new_functions): update for new
2349 node set; when constructing cgraph enqueue node for processing.
2350 (cgraph_add_new_function): Use new node set.
2351 (process_function_and_variable_attributes): Do not set varpool needed
2353 (referred_to_p): New function.
2354 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2355 when varpool is in construction.
2356 (cgraph_analyze_functions): Rewrite.
2357 (cgraph_expand_all_functions): Update.
2358 (cgraph_output_in_order): Do not analyze pending decls; do not set
2360 (cgraph_optimize): Do not analyze pending decls.
2361 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2362 in other partition; do not mark node as needed.
2363 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2364 (premark_types_used_by_global_vars_helper): Likewise.
2365 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2366 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2368 (function_and_variable_visibility): Do not mark node as needed.
2369 (whole_program_function_and_variable_visibility): Likewise.
2370 * Makefile.in (gt-varpool.h): No longer needed.
2371 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2372 (ipa_write_summaries): Do not use needed flag.
2373 * varpool.c: Do not include gt-varpool.h
2374 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2375 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2376 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2378 (varpool_remove_node): Do not update the lists.
2379 (dump_varpool_node): Do not dump needed flag.
2380 (varpool_enqueue_needed_node): Remove.
2381 (varpool_mark_needed_node): Remove.
2382 (varpool_reset_queue): Remove.
2383 (varpool_finalize_decl): Move to cgraphunit.c
2384 (varpool_analyze_node): New functions based on former
2385 varpool_analyze_pending_decls.
2386 (varpool_analyze_pending_decls): Remove.
2387 (varpool_assemble_decl): Do not update the lists.
2388 (enqueue_node): New function.
2389 (varpool_remove_unreferenced_decls): Rewrite.
2390 (varpool_empty_needed_queue): Remove.
2391 (add_new_static_var): Do not mark node as needed.
2392 (varpool_create_variable_alias): Handle expansion state
2394 * except.c (output_ttype): Do not mark node as needed.
2395 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2396 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2398 * tree-switch-conversion.c (build_one_array): Likewise.
2400 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2403 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2404 * common.opt (Wpedantic): New.
2405 (pedantic): Alias Wpedantic.
2406 * diagnostic.c (warning_at): Likewise.
2407 * c-decl.c (diagnose_mismatched_decls): Likewise.
2408 (build_array_declarator): Likewise.
2409 (mark_forward_parm_decls):
2410 (check_bitfield_type_and_width): Likewise.
2411 (grokdeclarator): Likewise.
2412 (grokfield): Likewise.
2413 (finish_struct): Likewise.
2414 (build_enumerator): Likewise.
2415 (store_parm_decls_oldstyle): Likewise.
2416 (declspecs_add_qual): Likewise.
2417 (declspecs_add_type): Likewise.
2418 (finish_declspecs): Likewise.
2419 * c-typeck.c (composite_type): Likewise.
2420 (comp_target_types): Likewise.
2421 (build_array_ref): Likewise.
2422 (pointer_diff): Likewise.
2423 (build_unary_op): Likewise.
2424 (build_conditional_expr): Likewise.
2425 (build_c_cast): Likewise.
2426 (convert_for_assignment): Likewise.
2427 (maybe_warn_string_init): Likewise.
2428 (digest_init): Likewise.
2429 (pop_init_level): Likewise.
2430 (set_init_index): Likewise.
2431 (c_finish_goto_label): Likewise.
2432 (c_finish_return): Likewise.
2433 (do_case): Likewise.
2434 (build_binary_op): Likewise.
2435 * c-parser.c (static): Likewise.
2436 (c_parser_external_declaration): Likewise.
2437 (c_parser_declaration_or_fndef): Likewise.
2438 (c_parser_static_assert_declaration_no_se): Likewise.
2439 (c_parser_enum_specifier): Likewise.
2440 (c_parser_struct_or_union_specifier): Likewise.
2441 (c_parser_struct_declaration): Likewise.
2442 (c_parser_alignas_specifier): Likewise.
2443 (c_parser_braced_init): Likewise.
2444 (c_parser_initelt): Likewise.
2445 (c_parser_compound_statement_nostart): Likewise.
2446 (c_parser_conditional_expression): Likewise.
2447 (c_parser_alignof_expression): Likewise.
2448 (c_parser_postfix_expression): Likewise.
2449 (c_parser_postfix_expression_after_paren_): Likewise.
2450 (c_parser_objc_class_instance_variables): Likewise.
2451 (c_parser_objc_method_definition): Likewise.
2452 (c_parser_objc_methodprotolist): Likewise.
2454 2012-04-22 Ian Lance Taylor <iant@google.com>
2456 * godump.c (go_output_typedef): Dump size of structs.
2458 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2460 Correcting transform_to_exit_first_loop + fix to PR46886
2461 * tree-parloops.c (transform_to_exit_first_loop): Remove
2462 setting of number of iterations according to the loop pattern.
2463 Duplicate from entry to exit->src instead of loop->latch.
2464 (pallelize_loops): Remove the condition preventing do-while loops.
2465 * tree-cfg.c (bool bb_in_region_p): New.
2466 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2467 Adjust redirection of the duplicated iteration.
2469 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2472 * rtl.def (ADDRESS): Use "i" rather than "w".
2473 * rtl.h (find_base_term): Delete.
2474 (may_be_sp_based_p): Declare.
2475 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2476 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2477 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2479 (find_base_term): Make static.
2480 (may_be_sp_based_p): New function.
2481 * dse.c (record_store): Use it.
2482 * store-motion.c (store_killed_in_insn): Likewise.
2484 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2486 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2488 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2491 * c-typeck.c (inform_declaration): New.
2492 (build_function_call_vec): Do not pretty-print
2493 expressions when caret is enabled.
2494 (convert_arguments): Use inform_declaration.
2496 2012-04-20 Jim Meyering <meyering@redhat.com>
2498 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2499 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2501 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2503 PR rtl-optimization/44214
2504 * fold-const.c (exact_inverse): New function.
2505 (fold_binary_loc): Fold vector and complex division by constant into
2506 multiply by recripocal with flag_reciprocal_math; fold vector division
2507 by constant into multiply by reciprocal with exact inverse.
2509 2012-04-20 Jan Hubicka <jh@suse.cz>
2511 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2513 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2514 (cgraph_remove_node): Update.
2515 (cgraph_mark_needed_node): Remove.
2516 (cgraph_mark_force_output_node): New.
2517 (dump_cgraph_node): Do not dump needed flag.
2518 (cgraph_node_cannot_be_local_p_1): Update.
2519 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2520 * cgraph.h (symtab_node_base): Add force_output flag.
2521 (cgraph_node): Remove needed flag.
2522 (varpool_node): Remove force_output flag.
2523 (cgraph_mark_needed_node): Remove.
2524 (cgraph_mark_force_output_node): New.
2525 (cgraph_only_called_directly_or_aliased_p,
2526 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2527 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2528 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2529 (cgraph_add_new_function): Update.
2530 (cgraph_mark_if_needed): Update.
2531 (verify_cgraph_node): Update.
2532 (cgraph_analyze_function): Alias target is reachable.
2533 (process_function_and_variable_attributes): Update: externally_visible
2534 flag makes function reachable.
2535 (cgraph_analyze_functions): Update dumping.
2536 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2537 input_overwrite_node, input_varpool_node): Update streaming.
2538 * lto-streamer-out.c (produce_symtab): Use force_output.
2539 * ipa.c (process_references): Weakrefs must be processed.
2540 (cgraph_remove_unreachable_nodes): Likewise; update for new
2542 (varpool_externally_visible_p): Weakrefs are externally visible
2543 even if they are not.
2544 (function_and_variable_visibility): Update; when processing alias
2545 pair force the targets to be output.
2546 (whole_program_function_and_variable_visility): Use
2547 mark_reachable_node.
2548 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2549 (ipa_tm_mark_force_output_node): New function.
2550 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2551 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2553 * varasm.c (mark_decl_referenced): Update.
2554 (find_decl_and_mark_needed): Remove.
2555 (find_decl): New function.
2556 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2557 alias targets as needed.
2558 (dump_tm_clone_pairs): Update.
2559 * tree-inline.c (copy_bb): Update check.
2560 * symtab.c (dump_symtab_base): Dump force_output.
2561 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2562 * passes.c (execute_todo): Fix dumping.
2563 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2564 (varpool_analyze_pending_decls): Alias target is reachable.
2565 (varpool_create_variable_alias): Finalize weakrefs.
2567 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2570 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2571 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2572 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2573 macros instead of constants.
2574 * dse.c (record_store): Check for SP ADDRESS by comparing
2575 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2576 XEXP to be stack_pointer_rtx.
2578 2012-04-20 Richard Guenther <rguenther@suse.de>
2580 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2581 update_call_from_tree when propagating into a call.
2583 2012-04-20 Alan Modra <amodra@gmail.com>
2585 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2586 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2587 sp_offset to frame_off. Move world save code earlier.
2589 2012-04-20 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/53050
2592 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2593 Do only one transform on COND_EXPRs at the same time.
2595 2012-04-19 Jan Hubicka <jh@suse.cz>
2597 * symtab.c (dump_symtab_base): Revert accidental checkin.
2599 2012-04-20 Alan Modra <amodra@gmail.com>
2602 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2603 static chain, set REST_INLINE_FPRS too.
2605 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2607 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2610 2012-04-20 Richard Guenther <rguenther@suse.de>
2612 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2613 loops that can never run more often than the vectorization factor.
2615 2012-04-19 Jan Hubicka <jh@suse.cz>
2617 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2619 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2621 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2623 2012-04-19 Jim Meyering <meyering@redhat.com>
2625 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2626 We verified above that the string(including trailing NUL) fits in buf,
2629 2012-04-19 Richard Guenther <rguenther@suse.de>
2631 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2632 for dumping DECL_SECTION_NAME.
2634 2012-04-19 Michael Matz <matz@suse.de>
2637 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2638 (struct tree_vector): Adjust GTY length.
2639 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2641 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2643 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2644 caller emitted the length calulation already.
2645 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2646 before handling any of the fields for structs.
2648 2012-04-19 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/53031
2651 * tree-vrp.c (adjust_range_with_scev): Revert back to
2652 using max_loop_iterations.
2654 2012-04-19 Michael Matz <matz@suse.de>
2656 * diagnostic.c (emit_diagnostic): Move va_end call after user
2658 (warning, warning_at, pedwarn, permerror): Ditto.
2660 2012-04-19 Richard Guenther <rguenther@suse.de>
2662 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2665 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2668 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2669 the case *(X+const).
2671 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2673 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2675 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2678 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2679 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2681 2012-04-19 Richard Guenther <rguenther@suse.de>
2683 PR rtl-optimization/44688
2684 * loop-iv.c (determine_max_iter): Only return max_iter.
2685 (iv_number_of_iterations): Also use the recorded loop bound
2686 on the maximum number of iterations.
2687 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2688 max_iter to avoid unrolling loops that do not roll.
2689 (decide_unroll_stupid): Likewise.
2691 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2693 * targhooks.c (default_case_values_threshold): Fix code style nit.
2695 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2696 case range and type folding from here...
2697 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2698 type, as documented in tree.def.
2700 2012-04-18 Jan Hubicka <jh@suse.cz>
2702 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2704 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2705 cgraph hash and same comdat groups.
2706 (cgraph_optimize): Verify symbol table.
2707 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2708 (dissolve_same_comdat_group_list): Work on symtab nodes.
2709 (function_and_variable_visibility): Dissolve variable same comdat group
2711 * symtab.c: Include timevar.h
2712 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2714 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2716 * tree-switch-conversion.c (info): Remove global pass info.
2717 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2718 free_temp_arrays, gather_default_values, build_constructors,
2719 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2720 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2721 (process_switch): ... here. Unify message format. Return a const
2722 char pointer to the failure reason message.
2723 (do_switchconv): Unify message format. Update process_switch usage.
2725 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2726 * tree-cfg.c (edge_to_cases): Fix documentation.
2728 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2730 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2732 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2734 PR tree-optimization/52976
2735 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2736 (possibly_move_powi): New function.
2737 (rewrite_expr_tree): Call possibly_move_powi.
2738 (rewrite_expr_tree_parallel): Likewise.
2739 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2740 call add_to_ops_vec instead.
2742 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2744 PR tree-optimization/52976
2745 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2746 (decrement_power): Likewise.
2747 (propagate_op_to_single_use): Likewise.
2748 (zero_one_operation): Handle __builtin_pow* calls in linearized
2749 expression trees; factor logic into propagate_op_to_single_use.
2750 (undistribute_ops_list): Allow operands with repeat counts > 1.
2752 2012-04-18 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/44688
2755 * cfgloop.h (record_niter_bound): Declare.
2756 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2757 Update the estimation with the upper bound here...
2758 (estimate_numbers_of_iterations_loop): ... instead of here.
2759 Do not forcefully reset a recorded upper bound.
2760 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2761 Record the maximum number of loop iterations of the prologue loop.
2763 2012-04-18 Jan Hubicka <jh@suse.cz>
2765 * lto-symtab.c (lto_cgraph_replace_node): Update.
2766 * cgraphbuild.c (record_reference, record_type_list,
2767 record_eh_tables, mark_address, mark_load, mark_store): Update.
2768 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2769 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2771 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2772 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2773 * reload.c: Fix typo in comment.
2774 * rtlanal.c: Likewise.
2775 * tree-emultls.c (gen_emutls_addr): Update.
2776 * ipa-reference.c (analyze_function): Update.
2777 * cgraphunit.c (cgraph_analyze_function,
2778 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2780 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2781 (ipa_remove_reference): Likewise.
2782 (ipa_remove_all_refering): Rename to ...
2783 (ipa_remove_all_referring): ... this one; update.
2784 (ipa_dump_references): Update.
2785 (ipa_dump_referring): Update.
2786 (ipa_clone_references): Update.
2787 (ipa_clone_refering): Rename to ...
2788 (ipa_clone_referring): ... this one; update.
2789 (ipa_ref_cannot_lead_to_return): Update.
2790 (ipa_ref_has_aliases_p): Update.
2791 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2793 (ipa_ref_type): Remove.
2794 (ipa_ref_ptr_u): Remove.
2795 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2796 and refered_type; add referring, referred and referred_index.
2797 (ipa_ref_list): Rename refering to referring.
2798 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2799 ipa_clone_references, ipa_clone_referring): Update prototypes.
2800 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2801 (lto_output_ref): Update.
2802 (add_references): Update.
2803 (input_varpool_node): Update.
2804 (input_refs): Update.
2805 * ipa-ref-inline.h (ipa_ref_node): Update.
2806 (ipa_ref_varpool_node): Update.
2807 (ipa_ref_referring_node): Update.
2808 (ipa_ref_referring_varpool_node): Update.
2809 (ipa_ref_referring_ref_list): Update.
2810 (ipa_ref_referred_ref_list): Update.
2811 (ipa_ref_list_first_referring): Update.
2812 (ipa_empty_ref_list): Update.
2813 (ipa_ref_list_refering_iterate): Rename to ...
2814 (ipa_ref_list_referring_iterate): ... this one.
2815 * cse.c: Update comment.
2816 * ipa-utils.c (ipa_reverse_postorder): Update.
2817 * tree-ssa-alias.c: Update.
2818 * ipa-inline.c (reset_edge_caches): Update.
2819 (update_caller_keys): Update.
2820 * ipa-inline.h: Update comments.
2821 * jump.c: Update comment.
2822 * alias.c: Likewise.
2823 * ipa.c (process_references): Update.
2824 (cgraph_remove_unreachable_nodes): Likewise.
2825 (ipa_discover_readonly_nonaddressable_var): Likewise.
2826 (cgraph_address_taken_from_non_vtable_p): Likewise.
2827 * trans-mem.c (ipa_tm_execute): Update.
2828 * simplify-rtx.c: Fix comment.
2829 * rtl.c: Fix comment.
2830 * symtab.c (symtab_unregister_node): Update.
2831 * varpool.c (dump_varpool_node): Update.
2832 (varpool_analyze_pending_decls): Update.
2833 (assemble_aliases): Update.
2834 (varpool_for_node_and_aliases): Update.
2836 2012-04-18 Richard Guenther <rguenther@suse.de>
2838 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2839 use_undefined_p parameter.
2840 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2841 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2843 (estimate_numbers_of_iterations): Likewise.
2844 (estimated_loop_iterations): Adjust.
2845 (max_loop_iterations): Likewise.
2846 (scev_probably_wraps_p): Likewise.
2847 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2848 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2849 not max_loop_iterations.
2850 (execute_vrp): Remove explicit number of iterations estimation.
2852 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2854 * config/i386/linux-common.h: New.
2856 * config.gcc: Add i386/linux-common.h before
2857 all i386/linux.h and i386/linux64.h usages.
2859 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2860 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2861 * config/i386/gnu-user64.h: Likewise.
2863 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2864 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2865 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2866 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2868 2012-04-18 Jan Hubicka <jh@suse.cz>
2870 * cgraph.c (cgraph_node_name): Remove.
2871 (dump_cgraph_node): Use dump_symtab_base; reformat.
2872 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2873 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2875 (cgraph_node_name, varpool_node_name): Remove.
2876 (cgraph_node_asm_name, varpool_node_asm_name,
2877 cgraph_node_name, varpool_node_name): New.
2878 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2879 (TODO_dump_symtab): ... this one.
2880 * ipa-cp (pass_ipa_cp): Update.
2881 * ia-reference.c (generate_summary, read_write_all_from_decl,
2882 propagate, ipa_reference_read_optimization_summary): Update.
2883 * cgraphunit.c (cgraph_analyze_functions): Update.
2884 (cgraph_optimize): Update.
2885 * ipa-ref.c (ipa_dump_references): Update.
2886 (ipa_dump_refering): Update.
2887 * ipa-inline.c (pass_ipa_inline): Update.
2888 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2889 * ipa.c (pass_ipa_function_visibility,
2890 pass_ipa_whole_program_visibility): Update.
2891 * tree-sra.c (pass_early_ipa_sra): Update.
2892 * symtab.c: Include langhooks.h
2893 (symtab_node_asm_name): New.
2894 (symtab_node_name): New.
2895 (symtab_type_names): New static var.
2896 (dump_symtab_base): New.
2897 (dump_symtab_node, dump_symtab): New.
2898 (debug_symtab_node, debug_symtab): New.
2899 * tree-ssa-structalias.c: Dump symbol table.
2900 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2901 of TODO_dump_cgraph.
2902 * varpoo.c (varpool_node_name): Remove.
2903 (dump_varpool_node): Use dump_symtab_base; reformat.
2905 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2907 * doc/invoke.texi (Language Independent Options): @item should be
2910 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2913 * rtl.c (rtx_code_size): Handle ADDRESS.
2915 2012-04-17 Tom de Vries <tom@codesourcery.com>
2917 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2920 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2923 * config/i386/sync.md (atomic_<code><mode>): Rename to
2924 atomic_<logic><mode>.
2926 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2928 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2929 * alias.c (reg_base_value): Expand and update comment.
2930 (arg_base_value): New variable.
2931 (unique_id): Move up file.
2932 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2933 (find_base_value): Use arg_base_value and known_base_value_p.
2934 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2935 (find_base_term): Use known_base_value_p.
2936 (base_alias_check): Use unique_base_value_p.
2937 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2938 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2940 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2942 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2944 2012-04-17 Michael Matz <matz@suse.de>
2946 PR tree-optimization/18437
2947 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2948 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2949 (vect_check_strided_load): Declare.
2950 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2951 (vect_analyze_data_refs): Use it to accept strided loads.
2952 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2954 2012-04-17 Richard Guenther <rguenther@suse.de>
2957 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2958 loops when redirecting an entry or latch edge.
2960 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2962 * sel-sched.c (sel_global_init): Revert previous change.
2964 2012-04-17 Richard Guenther <rguenther@suse.de>
2966 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2967 * tree.h (array_at_struct_end_p): ... here.
2968 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2969 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2971 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2973 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2974 COST_TABLE): Remove.
2975 (estimate_case_costs): Remove.
2976 (expand_case): Do not call estimate_case_costs
2977 to set use_cost_table.
2978 (balance_case_nodes): Do not use use_cost_table.
2980 2012-04-16 Jan Hubicka <jh@suse.cz>
2982 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2983 (hash_node, eq_node): Remove.
2984 (cgraph_create_node): Do not handle hashtable.
2985 (cgraph_get_node): Remove.
2986 (cgraph_insert_node_to_hashtable): Remove.
2987 (hash_node_by_assembler_name): Remove.
2988 (eq_assembler_name): Remove.
2989 (cgraph_node_for_asm): Rewrite.
2990 (cgraph_find_replacement_node): Break out from ...
2991 (cgraph_remove_node): ... here; do not maintain hashtables.
2992 (change_decl_assembler_name): Remove.
2993 (cgraph_clone_node): Do not maintain hashtables.
2994 * cgraph.h (const_symtab_node): New typedef.
2995 (cgraph_insert_node_to_hashtable): Remove.
2996 (symtab_get_node, symtab_node_for_asm,
2997 symtab_insert_node_to_hashtable): Declare.
2998 (cgraph_find_replacement_node): Declare.
2999 (cgraph_get_node, varpool_get_node): Turn into inlines.
3000 (cgraph, varpool): Work sanely on NULL pointers.
3001 (FOR_EACH_SYMBOL): New walker.
3002 * ipa-inline-transform.c (save_inline_function_body): Use
3003 symtab_insert_node_to_hashtable.
3004 * symtab.c: Include ggc.h and diagnostics.h
3005 (symtab_hash, assembler_name_hash): New static vars;
3006 (hash_node, eq_node, hash_node_by_assembler_name,
3007 eq_assembler_name, insert_to_assembler_name_hash,
3008 unlink_from_assembler_name_hash): New.
3009 (symtab_register_node): Update hashtables.
3010 (symtab_insert_node_to_hashtable): New.
3011 (symtab_unregister_node): Update hashtables.
3012 (symtab_get_node): New.
3013 (symtab_node_for_asm): New.
3014 (change_decl_assembler_name): New.
3015 * Makefile.in (symtab.o): Needs GTY.
3016 * varpool.c (varpool_hash): Remove.
3017 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3018 (varpool_node): Rewrite using varpool_get_node.
3019 (varpool_remove_node): DO not maintain hashtables.
3020 (varpool_node_for_asm): Rewrite.
3022 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3024 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3025 when describing the current behavior of GCC.
3027 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3029 * genemit.c (gen_exp): Remove ADDRESS handling.
3030 * genoutput.c (scan_operands): Likewise.
3031 * genpeep.c (match_rtx): Likewise.
3032 * genrecog.c (add_to_sequence): Likewise.
3034 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3036 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3038 2012-04-16 Martin Jambor <mjambor@suse.cz>
3040 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3043 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3046 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3047 hints for 'A' operand types.
3049 2012-04-16 Jan Hubicka <jh@suse.cz>
3051 * cgraph.h (symtab_node_base): Add next and previous pointers.
3052 (cgraph_node): Remove next and preivous pointers.
3053 (varpool_node): Likewise; remove next/previous GTY marker;
3054 it is not type safe.
3055 (symtab_node_def): Update GTY marker
3056 (x_cgraph_nodes, cgraph_nodes): Remove.
3057 (symtab_nodes): New function.
3058 (cgraph_order): Rename to ...
3059 (symtab_order): ... this one.
3060 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3062 (x_varpool_nodes, varpool_nodes): Remove.
3063 (FOR_EACH_STATIC_VARIABLE): Update.
3064 (symtab_function_p, symtab_variable_p): New function.
3065 (FOR_EACH_VARIABLE): Update.
3066 (varpool_first_variable, varpool_next_variable): New functions.
3067 (FOR_EACH_VARIABLE): Update.
3068 (cgraph_first_defined_function): Update.
3069 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3070 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3071 (cgraph_first_function, cgraph_next_function): New.
3072 (FOR_EACH_FUNCTION): Update.
3073 (cgraph_first_function_with_gimple_body,
3074 cgraph_next_function_with_gimple_body): Update.
3075 * symtab.c: New file.
3076 * cgraph.c: Update copyright dates.
3077 (x_cgraph_nodes, cgraph_order): Remove.
3078 (NEXT_FREE_NODE): Update.
3079 (SET_NEXT_FREE_NODE): New.
3080 (cgraph_create_node_1): Remove common code.
3081 (cgraph_create_node): Remove common code; call symtab_register_node.
3082 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3083 (cgraph_add_asm_node): Update.
3084 (cgraph_clone_node): Register new node.
3085 * cgraphunit.c (process_function_and_variable_attributes): Update.
3086 (cgraph_analyze_functions): Update.
3087 (cgraph_analyze_functions): Update.
3088 (cgraph_output_in_order): Update.
3089 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3091 * ipa-inline.c (recursive_inlining): Update.
3092 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3093 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3094 * Makefile.in: Add symtab.o
3095 * varpool.c (x_varpool_nodes): Remove
3096 (varpool_node): Remove common code; call symtab_register_node.
3097 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3099 2012-04-16 Richard Guenther <rguenther@suse.de>
3102 * tree.h (VECTOR_CST_NELTS): Adjust.
3103 (struct tree_vector): Add explicit length field.
3104 (make_vector_stat): Declare.
3105 (make_vector): Define.
3106 * tree.c (make_vector_stat): New function.
3107 (build_vector_stat): Use it.
3108 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3110 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3112 PR tree-optimization/52976
3113 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3114 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3116 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3118 2012-04-16 Jan Hubicka <jh@suse.cz>
3120 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3122 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3123 walkers to walk cgraph and varpool.
3124 * cgraph.c (cgraph_node_for_asm): Likewise.
3125 (dump_cgraph): Likewise.
3126 * value-prof.c (init_node_map): Likewise.
3127 * tree.c (free_lang_data_in_cgraph): Likewise.
3128 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3129 * ipa-reference.c (generate_summary, propagate): Likewise.
3130 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3131 cgraph_mark_functions_to_output, cgraph_output_in_order,
3132 output_weakrefs, cgraph_materialize_all_clones,
3133 cgraph_optimize): Likewise.
3134 * lto-cgraph.c (merge_profile_summaries): Likewise.
3135 (input_cgraph): Likewise.
3136 * ipa-pure-const.c (generate_summary): Likewise.
3137 (propagate): Likwise.
3138 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3139 (ipa_free_postorder_info): Likewise.
3140 (ipa_reverse_postorder): Likewise.
3141 * ipa-inline.c (ipa_inline): Likewise.
3142 * matrix-reorg.c (find_matrices_decl): Likewise.
3143 (matrix_reorg): Likewise.
3144 * tree-vectorizer.c (increase_alignment): Likewise.
3145 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3146 (function_and_variable_visibility): Likewise.
3147 (whole_program_function_and_variable_visibility): Likewise.
3148 (ipa_cdtor_merge): Likewise.
3149 * trans-mem.c (ipa_tm_execute): Likewise.
3150 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3151 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3152 (ipa_print_all_params): Likewise.
3153 (ipa_update_after_lto_read): Likewise.
3154 * tree-profie.c (tree_profiling): Likewise.
3155 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3156 * passes.c (dump_passes): Likewise.
3157 (do_per_function): Likewise.
3158 (ipa_write_summaries): Likewise.
3159 * varpool.c (dump_varpool): Likewise.
3160 (varpool_node_for_asm): Likewise.
3161 (varpool_assemble_pending_decls): Likewise.
3163 2012-04-16 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/52975
3166 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3167 condition but always mark it with TRUTH_NOT_EXPR.
3169 2012-04-16 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/52975
3172 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3173 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3174 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3175 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3177 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3180 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3181 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3182 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3183 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3184 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3185 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3187 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3188 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3189 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3190 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3191 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3192 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3194 (xop_plus): New code iterator.
3195 (macs): New code attribute.
3197 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3198 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3200 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3201 xop_plus code iterator.
3202 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3203 xop_plus code iterator.
3204 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3205 xop_plus code iterator.
3206 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3207 xop_plus code iterator.
3209 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3210 any_extend code iterator.
3211 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3212 any_extend code iterator.
3213 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3214 any_extend code iterator.
3215 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3216 any_extend code iterator.
3217 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3218 any_extend code iterator.
3219 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3220 any_extend code iterator.
3222 2012-04-14 Tom de Vries <tom@codesourcery.com>
3224 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3225 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3226 DELETED_LABEL note, and move it to ...
3227 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3228 (delete_insn_and_edges): Likewise.
3229 (delete_insn_chain): Handle new return type of delete_insn. Delete
3230 chain backwards rather than forwards.
3231 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3233 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3235 2012-04-14 Jan Hubicka <jh@suse.cz>
3237 * cgraph.h: Update copyrights;
3238 (symtab_node): Turn to union typedef.
3239 (symtab_node_base): New structure.
3240 (symtab_type): Add SYMTAB_SYMBOL tag.
3241 (cgraph_node): Annotate some pinters with nested_ptr.
3242 (varpool_node): Likewise.
3243 (cgraph_local_info): Remove lto_file_data
3244 and externally_visible.
3245 (cgraph_node): Remove decl; same_comdat_group list;
3246 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3247 in_other_partition; resolution.
3248 (varpool_node): Remove decl; same_comdat_group;
3249 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3250 used_from_other_partition; in_other_partition.
3251 (symtab_node_def): New union.
3252 (cgraph, varpool): Update.
3253 (varpool_first_static_initializer, varpool_next_static_initializer,
3254 cgraph_only_called_directly_or_aliased_p,
3255 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3256 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3257 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3259 * cgraph.c: Likewise.
3260 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3261 * cgraphbuild.c: Likewise.
3262 * lto-symtab.c: Likewise.
3263 * c-gimplify.c: Likewise.
3264 * value-prof.c: Likewise.
3266 * ipa-cp.c: Likewise.
3267 * tree-emutls.c: Likewise.
3268 * ipa-inline-transform.c: Likwise.
3269 * ipa-reference.c: Likewise.
3270 * cgraphunit.c: Likewise.
3271 * ipa-ref.c: Likewise.
3272 * lto-cgraph.c: Likewise.
3273 * ipa-ref-inline.h: Likewise.
3274 * ipa-pure-const.c: Likewise.
3275 * lto-streamer-out.c: Likewise.
3276 * ipa-utils.c: Likewise.
3277 * ipa-inline.c: Likewise.
3278 * matrix-reorg.c: Likewise.
3279 * tree-eh.c: Likewise.
3280 * tree-vectorizer.c: Likewise.
3281 * ipa-split.c: Likewise.
3283 * trans-mem.c: Likewise.
3284 * ipa-inline-analysis.c: Likewise.
3285 * gimplify.c: Likewise.
3286 * cfgexpand.c: Likewise.
3287 * tree-sra.c: Likewise.
3288 * ipa-prop.c: Likewise.
3289 * varasm.c: Likewise.
3290 * tree-nested.c: Likewise.
3291 * tree-inline.c: Likewise.
3292 * tree-profile.c: Likewise.
3293 * tree-ssa-structalias.c: Likewise.
3294 * passes.c: Likewise.
3295 * varpool.c: Likewise.
3297 2012-04-14 Tom de Vries <tom@codesourcery.com>
3299 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3300 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3301 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3303 (gsi_advance_fw_nondebug_nonlocal): New function.
3304 (local_def): Removed function.
3305 (same_succ_hash): Use stmt_local_def.
3306 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3307 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3309 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3311 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3312 and __ILP32__ for x32.
3314 2012-04-13 Martin Jambor <mjambor@suse.cz>
3317 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3318 fold_ctor_reference returns a zero constant.
3320 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3322 * config.gcc: Add i386/gnu-user-common.h before all
3323 i386/gnu-user.h and i386/gnu-user64.h usages.
3325 * config/i386/gnu-user-common.h: New.
3327 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3328 (CC1_SPEC): Likewise.
3329 (ENDFILE_SPEC): Likewise.
3330 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3331 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3332 (TARGET_OS_CPP_BUILTINS): Likewise.
3333 (LIBGCC2_HAS_TF_MODE): Likewise.
3334 (LIBGCC2_TF_CEXT): Likewise.
3335 (TF_SIZE): Likewise.
3336 (TARGET_ASM_FILE_END): Likewise.
3337 (STACK_CHECK_MOVING_SP): Likewise.
3338 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3339 * config/i386/gnu-user64.h: Likewise.
3341 2012-04-13 Martin Jambor <mjambor@suse.cz>
3343 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3344 set_mem_attributes for a memory temporary. Do not call the function
3345 for the memory temporary created for a bitfield.
3347 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3350 * df.h (enum debug_temp_where): New.
3351 (dead_debug_init, dead_debug_finish) Declare.
3352 (dead_debug_add, dead_debug_insert_temp): Declare.
3353 (struct dead_debug_use, struct dead_debug): Moved from...
3354 * df-problems.c: ... here.
3355 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3357 (df_create_unused_note): Likewise.
3358 (df_set_dead_notes_for_mw): Move comment where it belongs.
3359 (dead_debug_init): Export.
3360 (dead_debug_reset_uses): New, factored out of...
3361 (dead_debug_finish): ...this. Export.
3362 (dead_debug_reset): Remove.
3363 (dead_debug_add): Export.
3364 (dead_debug_insert_before): Rename to...
3365 (dead_debug_insert_temp): ... this. Add where argument. Export.
3366 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3367 Return insertion count.
3368 (df_note_bb_compute): Adjust.
3369 * dce.c (word_dce_process_block): Adjust dead debug uses.
3370 (dce_process_block): Likewise.
3372 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3374 * df-problems.c (df_note_bb_compute): Do not take note of
3375 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3377 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3380 * var-tracking.c (expand_depth): New type.
3381 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3382 (loc_exp_dep_alloc): Adjust initializer.
3383 (update_depth): Use new type. Add entryvals.
3384 (vt_expand_var_loc_chain): Take note of expansions with
3385 ENTRY_VALUEs, but don't accept them right away. Run an optional
3386 second pass accepting the minimum ENTRY_VALUE count found in the
3388 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3390 2012-04-13 Tom de Vries <tom@codesourcery.com>
3392 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3393 parameters vuse and vuse_escaped.
3394 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3395 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3398 2012-04-13 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/52969
3401 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3402 the condition for the COND_EXPR and handle predicate negation
3403 by swapping the COND_EXPR arms.
3405 2012-04-13 Nick Clifton <nickc@redhat.com>
3407 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3408 TODO_dump_func flag.
3410 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3412 PR rtl-optimization/52203
3413 PR rtl-optimization/52715
3415 Revert the 2012-03-07 fix for PR 52203.
3416 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3417 the insn does not modify DFA right before issuing, adjust
3418 issue_rate accordingly.
3420 2012-04-13 Richard Guenther <rguenther@suse.de>
3423 * c-typeck.c (pointer_diff): Remove bogus assert.
3425 2012-04-13 Richard Guenther <rguenther@suse.de>
3428 * convert.c (convert_to_pointer): Remove special-casing of zero.
3430 2012-04-13 Joey Ye <joey.ye@arm.com>
3432 * config/arm/constraints.md (Pe): New constraint.
3433 * config/arm/arm.md: New split for imm 256-510.
3435 2012-04-13 Terry Guo <terry.guo@arm.com>
3437 * config/arm/arm-cores.def: Added core cortex-m0plus.
3438 * config/arm/arm-tune.md: Regenerated.
3439 * config/arm/arm-tables.opt: Regenerated.
3440 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3442 2012-04-13 Alan Modra <amodra@gmail.com>
3445 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3446 tie regs on destination of sets. Delete forward declaration.
3447 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3448 (rs6000_emit_prologue): Likewise.
3449 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3451 (is_mem_ref): Use tie_operand to recognise stack ties.
3452 * config/rs6000/predicates.md (tie_operand): New.
3453 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3455 (restore_stack_nonlocal): Likewise.
3456 (stack_tie): Update.
3457 (frame_tie): Delete.
3459 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3461 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3462 HOST_WIDE_INT_PRINT_DEC in format strings.
3464 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3467 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3468 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3469 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3470 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3471 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3472 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3473 avx2_permvarv8si using VI4F_256 mode iterator.
3474 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3475 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3476 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3477 gen_avx2_permvarv8sf.
3478 (expand_vec_perm_pshufb): Ditto.
3480 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3483 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3484 the list of options to enable the FCFID instruction.
3485 (TARGET_EXTRA_BUILTINS): Adjust comment.
3487 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3489 PR tree-optimization/18589
3490 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3491 (operand_entry): Add count field.
3492 (add_repeat_to_ops_vec): New function.
3493 (completely_remove_stmt): Likewise.
3494 (remove_def_if_absorbed_call): Likewise.
3495 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3496 (acceptable_pow_call): New function.
3497 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3498 entries with repeat counts when found.
3499 (repeat_factor_d): New struct and associated typedefs.
3500 (repeat_factor_vec): New static vector variable.
3501 (compare_repeat_factors): New function.
3502 (get_reassoc_pow_ssa_name): Likewise.
3503 (attempt_builtin_powi): Likewise.
3504 (reassociate_bb): Call attempt_builtin_powi.
3505 (fini_reassoc): Two new calls to statistics_counter_event.
3507 2012-04-12 Richard Guenther <rguenther@suse.de>
3509 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3510 * cgraph.h (tree_rest_of_compilation): Remove.
3511 * cgraph.c (cgraph_add_new_function): Move ...
3512 * cgraphunit.c (cgraph_add_new_function): ... here.
3513 (tree_rest_of_compilation): Make static.
3514 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3515 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3516 gate_all_early_local_passes, execute_all_early_local_passes,
3517 pass_early_local_passes, gate_all_early_optimizations,
3518 pass_all_early_optimizations): Move ...
3519 * passes.c (gate_all_optimizations, pass_all_optimizations,
3520 gate_all_early_local_passes, execute_all_early_local_passes,
3521 pass_early_local_passes, gate_all_early_optimizations,
3522 pass_all_early_optimizations): ... here.
3523 * tree-optimize.c (execute_free_datastructures): Remove.
3524 * tree-flow.h (execute_free_datastructures): Remove.
3525 * tree-optimize.c (execute_init_datastructures,
3526 pass_init_datastructures): Move ...
3527 * tree-ssa.c (execute_init_datastructures,
3528 pass_init_datastructures): ... here.
3529 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3530 execute_free_datastructures.
3532 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3534 * dbgcnt.def (ira_move): New counter.
3535 * ira-int.h (ira_create_new_reg): Declare function.
3536 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3537 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3538 no longer static. All callers changed.
3539 * ira.c: Include "dbgcnt.h".
3540 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3541 move_unallocated_pseudos): New static functions.
3542 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3543 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3544 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3545 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3546 to the pseudos generated in find_moveable_pseudos.
3547 * Makefile.in (ira.o): Add $(DBGCNT_H).
3549 2012-04-12 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/52943
3552 * tree-chrec.h (chrec_is_positive): Remove.
3553 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3554 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3555 Return false for a constant zero instead of negative.
3556 (analyze_siv_subscript_cst_affine): Handle zero difference
3557 in the initial condition explicitely.
3559 2012-04-12 Richard Guenther <rguenther@suse.de>
3561 * tree-parloops.c (parallelize_loops): Also consult the upper
3562 bound for the number of iterations.
3563 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3564 (loop_prefetch_arrays): Likewise.
3566 2012-04-12 Richard Guenther <rguenther@suse.de>
3568 * cfgloop.h (estimated_loop_iterations_int): Ditch
3569 'conservative' parameter.
3570 (max_stmt_executions_int): Likewise.
3571 (estimated_loop_iterations): Likewise.
3572 (max_stmt_executions): Likewise.
3573 (max_loop_iterations): Declare.
3574 (max_loop_iterations_int): Likewise.
3575 (estimated_stmt_executions): Likewise.
3576 (estimated_stmt_executions_int): Likewise.
3577 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3579 (max_loop_iterations): ... this.
3580 (estimated_loop_iterations_int): Split parts to ...
3581 (max_loop_iterations_int): ... this.
3582 (max_stmt_executions_int): Split parts to ...
3583 (estimated_stmt_executions_int): ... this.
3584 (max_stmt_executions): Split parts to ...
3585 (estimated_stmt_executions): ... this.
3586 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3587 * predict.c (predict_loops): Likewise.
3588 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3589 (analyze_siv_subscript_cst_affine): Likewise.
3590 (compute_overlap_steps_for_affine_1_2): Likewise.
3591 (analyze_subscript_affine_affine): Likewise.
3592 (init_omega_for_ddr_1): Likewise.
3593 * tree-parloops.c (parallelize_loops): Likewise.
3594 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3595 (may_eliminate_iv): Likewise.
3596 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3597 (loop_prefetch_arrays): Likewise.
3598 * tree-vrp.c (adjust_range_with_scev): Likewise.
3600 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3602 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3603 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3605 (dump_table): Use bool type for need_align and have_df variables.
3606 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3607 (regs_used): Remove register modifier.
3608 (barrier_align): Move variables slot, credit, jump_to_next
3609 into if block above for loop. Use bool type for jump_to_next.
3610 (sh_function_arg): Use NULL_RTX instead of 0.
3612 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3614 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3615 (bswapsi2): New expander.
3617 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3619 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3620 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3622 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3624 PR rtl-optimization/52876
3625 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3626 Don't call mark_reg_pointer for incompatible pointer sign extension.
3628 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3631 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3633 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3634 comparisons against TYPE_PRECISION.
3635 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3637 2012-04-11 Xinliang David Li <davidxl@google.com>
3639 * tree-passes.h: Remove TODO_dump_func.
3640 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3641 * trans-mem.c: Remove TODO_dump_func.
3642 * ira.c: Remove TODO_dump_func.
3644 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3646 * config/i386/i386.c (ix86_option_override_internal): Check
3647 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3648 after TARGET_64BIT is updated.
3650 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3652 * config/sh/sh.h: Remove old secondary reload code.
3654 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3656 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3657 (ready_reorder): ... this function.
3659 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3661 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3664 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3665 insns so that no other insn is queued for a time before them.
3667 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3670 2012-04-11 Richard Guenther <rguenther@suse.de>
3673 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3674 consider loop nesting.
3675 (evolution_function_is_univariate_p): Properly check the remainder
3678 2012-04-11 Richard Guenther <rguenther@suse.de>
3681 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3683 2012-04-11 Nick Clifton <nickc@redhat.com>
3685 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3686 information, if requested.
3688 * config/rx/rx.c (rx_expand_prologue): Likewise.
3690 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3691 Michael Matz <matz@suse.de>
3694 * rtlanal.c (unsigned_reg_p): New function.
3695 Update copyright notice dates.
3696 * rtl.h (unsigned_reg_p): Prototype it.
3697 Update copyright notice dates.
3698 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3700 * expr.c (expand_expr_real_1): Set register attributes.
3701 * stmt.c (expand_case): Likewise.
3703 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3706 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3707 consider_sh2a and allow_zero.
3708 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3709 (disp_addr_displacement): New function.
3710 (sh_address_cost): Use disp_addr_displacement function instead
3711 of DISP_ADDR_OFFSET.
3712 (sh_legitimate_address_p): Adapt to changed
3713 sh_legitimate_index_p declaration.
3714 (sh_find_mov_disp_adjust): Remove HImode check.
3715 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3716 disp_addr_displacement and max_mov_insn_displacement.
3717 (max_mov_insn_displacement): Remove HImode check.
3718 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3719 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3720 * config/sh/constraints.md (K05, K13): New constraints.
3721 (K12): Correct comment.
3722 (Sdd): Do not use DISP_ADDR_P macro.
3723 (Snd, Sbw): Use satisfies_constraint_Sdd.
3724 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3725 (*extendhisi2_compact, movhi_i): Remove.
3726 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3727 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3728 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3729 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3730 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3731 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3732 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3734 Add new peepholes for HImode displacement addressing.
3736 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3738 * config/sh/sh.h (SIDI_OFF): Remove.
3739 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3740 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3743 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3746 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3747 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3748 * doc/md.texi (Standard Names): Add bswap.
3749 * builtin-types.def (BT_UINT16): New primitive type.
3750 (BT_FN_UINT16_UINT16): New function type.
3751 * builtins.def (BUILT_IN_BSWAP16): New.
3752 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3753 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3754 expand_builtin_bswap.
3755 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3756 (fold_builtin_1): Likewise.
3757 (is_inexpensive_builtin): Likewise.
3758 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3759 missing bits for bswap to libcall code.
3760 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3761 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3762 (uint16_type_node): New define.
3763 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3764 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3766 (rs6000_init_builtins): Likewise.
3767 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3769 2012-04-11 Tristan Gingold <gingold@adacore.com>
3771 * doc/extend.texi (Type Attributes): Move paragraph.
3773 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3776 * diagnostic.h (show_caret): Declare.
3777 (caret_max_width): Declare.
3778 (diagnostic_show_locus): Declare.
3779 * diagnostic.c (diagnostic_initialize): Initialize to false.
3780 (diagnostic_show_locus): New.
3781 (diagnostic_report_diagnostic): Call it.
3782 (getenv_columns): New.
3784 (diagnostic_set_caret_max_width): New.
3785 * input.c (read_line): New.
3786 (location_get_source_line): New.
3787 * input.h (location_get_source_line): Declare.
3788 * toplev.c (general_init): Initialize show_caret from options.
3789 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3790 * opts.c (common_handle_option): Likewise.
3791 * pretty-print.h (pp_get_prefix): New.
3792 (pp_base_get_prefix): New.
3793 * common.opt (fdiagnostics-show-caret): New option.
3794 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3796 2012-04-11 Richard Guenther <rguenther@suse.de>
3798 PR rtl-optimization/52881
3799 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3801 2012-04-11 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/52912
3804 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3805 manipulation code we are threading through a loop header
3806 to an exit destination.
3808 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3810 * tree.h (warn_if_unused_value): Move declaration from here.
3811 * stmt.c (warn_if_unused_value): Move definition from here.
3813 2010-04-10 Michael Matz <matz@suse.de>
3815 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3817 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3818 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3819 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3820 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3821 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3822 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3823 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3824 (vect_record_strided_load_vectors): Rename to
3825 vect_record_grouped_load_vectors.
3826 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3827 Rename use of above macros.
3828 (vect_verify_datarefs_alignment): Ditto.
3829 (vector_alignment_reachable_p): Ditto.
3830 (vect_peeling_hash_get_lowest_cost): Ditto.
3831 (vect_enhance_data_refs_alignment): Ditto.
3832 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3833 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3834 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3835 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3836 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3837 (vect_record_strided_load_vectors): Rename to
3838 vect_record_grouped_load_vectors.
3839 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3840 (destroy_loop_vec_info): Ditto.
3841 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3842 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3843 (vect_analyze_slp): Ditto.
3844 (new_bb_vec_info): Ditto.
3845 (destroy_bb_vec_info): Ditto.
3846 (vect_schedule_slp_instance): Ditto and rename strided_store to
3848 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3849 vect_cost_group_size.
3850 (vect_model_store_cost): Rename use of above macros and call
3851 to vect_cost_strided_group_size.
3852 (vect_model_load_cost): Ditto.
3853 (vectorizable_store): Ditto, rename strided_store to grouped_store
3854 and calls to renamed tree-vectorizer.h functions.
3855 (vectorizable_load): Ditto.
3856 (vect_transform_stmt): Rename use of above macros and strided_store
3859 2012-04-10 Jan Hubicka <jh@suse.cz>
3861 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3862 (symtab_type): New enum.
3863 (symtab_node): New structure.
3864 (cgraph_node, varpool_node): Add symbol base type.
3865 (cgraph, varpool): New accestor functions.
3866 * cgraph.c (cgraph_create_node_1): Set symbol type.
3867 * varpool.c (varpool_node): Set symbol type.
3869 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3870 Richard Sandiford <rdsandiford@googlemail.com>
3872 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3874 2012-04-10 Richard Guenther <rguenther@suse.de>
3877 * gimple-low.c (gimple_check_call_args): Properly account for
3878 compatible aggregate types.
3880 2012-04-10 Richard Guenther <rguenther@suse.de>
3882 * toplev.h (tree_rest_of_compilation): Remove.
3883 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3884 * cgraph.h (tree_rest_of_compilation): Declare.
3885 * tree-optimize.c (tree_rest_of_compilation): Move ...
3886 * cgraphunit.c (tree_rest_of_compilation): ... here.
3887 * cgraph.c (cgraph_add_new_function): Adjust.
3888 * Makefile.in (tree-optimize.o): Adjust.
3889 (cgraphunit.o): Likewise.
3891 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3893 PR tree-optimization/52870
3894 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3895 presumed pattern statement is within the same loop or basic block.
3897 2012-04-10 Tristan Gingold <gingold@adacore.com>
3899 * gengtype.c (main): Make uintptr_t a known type.
3901 2012-04-10 Richard Guenther <rguenther@suse.de>
3903 * tree-pass.h (tree_lowering_passes): Remove.
3904 * tree-optimize.c (tree_lowering_passes): Remove.
3905 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3906 of tree_lowering_passes, avoid redundant call of early local passes.
3907 * cgraphunit.c (cgraph_lower_function): Fold into ...
3908 (cgraph_analyze_function): ... its single caller. Inline
3909 relevant parts of tree_lowering_passes.
3911 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/pa/pa.opt: Remove SIO and GNU_LD.
3916 2012-04-09 Jan Hubicka <jh@suse.cz>
3921 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3922 boundary, add its target too.
3923 * lto.c (add_references_to_partition): Add also aliased nodes.
3924 (add_cgraph_node_to_partition,
3925 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3926 when adding alias, add also the aliased object.
3928 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3931 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3932 VOIDmode immediate operands.
3933 * config/i386/constraints.md (Wz): New constraint.
3934 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3936 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3939 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3940 the DECL generated for the special GOT helper.
3942 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3944 * config/sh/constraints.md: Update list of constraints in
3946 (Sr0): Remove unused memory constraint.
3948 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3950 * tree-pretty-print.h: Update comment.
3952 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3954 * config/sh/sh.md: Use braced string notation where applicable.
3955 (*prefetch_i4, prefetch_m2a): Merge into ...
3956 (*prefetch): ... this new insn.
3958 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3960 * config/sh/sh.h (high_life_started): Remove
3961 * config/sh/predicates.md (general_movdst_operand): Use
3962 'reload_in_progress' instead of 'high_life_started'.
3963 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3964 divsi_inv_fp): Likewise.
3966 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3968 * config/sh/sh-protos.h (prepare_move_operands): Return void
3970 * config/sh/sh.c (prepare_move_operands): Likewise.
3971 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3973 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3975 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3976 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3977 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3978 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3979 commutative_float_operator, noncommutative_float_operator,
3980 sh_handle_pragma): Remove.
3982 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3984 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3985 Use @option markup on command-line options. Use @samp markup on
3986 literal keywords to options. Use @code markup on code fragments.
3987 Use other markup in preference to quotation marks in the text.
3988 Add markup to some passages without any.
3990 2012-04-06 Mike Stump <mikestump@comcast.net>
3992 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3994 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3996 * config/sh/sh.c (hi_const): Remove.
3997 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4000 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4002 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4004 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4005 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4006 calling sh_expand_t_scc.
4008 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4010 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4011 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4012 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4013 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4014 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4015 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4016 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4017 sh2a_is_function_vector_call): Use bool as return type.
4018 (sh_pass_in_reg_p): Remove.
4019 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4020 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4021 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4022 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4023 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4024 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4025 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4026 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4027 sh_loads_bankedreg_p): Use bool as return type.
4028 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4029 'register' modifier.
4031 2012-04-06 Matt Turner <mattst88@gmail.com>
4033 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4035 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4037 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4038 of the destination isn't also a FP_REGS register.
4040 2012-04-05 Teresa Johnson <tejohnson@google.com>
4041 H.J. Lu <hongjiu.lu@intel.com>
4043 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4044 * config/i386/i386.md (move immediate to memory peephole2):
4045 Add cases for HImode move when LCP stall avoidance is needed.
4046 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4047 X86_TUNE_LCP_STALL entry.
4049 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4052 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4053 CONST_INT operands, zero-extended with AND.
4055 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4058 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4059 first argument instead of mode size. Move displacement calculations
4061 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4062 ... these new functions.
4063 (disp_adjust): Remove max_mov_disp field.
4064 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4065 mov_insn_alignment_mask.
4066 (sh_address_cost): Use max_mov_insn_displacement.
4068 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4070 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4071 (arch_enabled): Handle new arch types.
4072 (one_cmpldi2): Add NEON support.
4074 2012-04-05 Richard Guenther <rguenther@suse.de>
4076 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4077 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4078 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4079 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4080 ... here and make static.
4081 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4084 2012-04-05 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4087 basic-block before removing it.
4089 2012-04-05 Richard Guenther <rguenther@suse.de>
4091 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4092 version namespace as we release the freelist.
4094 2012-04-05 Richard Guenther <rguenther@suse.de>
4096 * tree-nrv.c (tree_nrv): Release VDEFs.
4097 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4098 (sra_modify_assign): Likewise.
4099 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4100 * tree-vect-loop.c (vect_transform_loop): Likewise.
4101 * tree-ssa-dom.c (optimize_stmt): Likewise.
4102 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4103 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4105 2012-04-05 Richard Guenther <rguenther@suse.de>
4107 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4109 * gimple.h (gsi_remove): Adjust.
4110 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4111 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4112 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4113 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4114 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4115 * tree-ssa-pre.c (eliminate): Likewise.
4117 2012-04-04 Mike Stump <mikestump@comcast.net>
4119 * doc/rtl.texi (const_double): Document as sign-extending.
4120 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4121 * emit-rtl.c (immed_double_int_const): Refine to state the
4123 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4124 CONST_DOUBLE integers.
4125 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4126 negative values are converted. Fix conversions bigger than
4127 HOST_BITS_PER_WIDE_INT.
4128 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4129 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4130 * explow.c (plus_constant_mode): Add.
4131 (plus_constant): Implement with plus_constant_mode.
4132 * rtl.h (plus_constant_mode): Add.
4134 2012-04-04 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/52808
4137 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4138 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4140 2012-04-04 Tristan Gingold <gingold@adacore.com>
4142 * expr.c (expand_expr_real_2): Handle larger sizetype in
4145 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4148 to m2a-single instead of m2e.
4150 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4152 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4153 Change type of BITOFFSET to signed. Make sure the lower bound of
4154 the computed range is non-negative by adjusting OFFSET and BITPOS.
4155 (expand_assignment): Adjust call to get_bit_range.
4157 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4159 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4160 New function. Added to check monitor functions.
4161 (h8300_option_override): Modified to generate error/warning
4162 messages for invalid combinations of different command line
4164 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4165 save EXR on stack for monitor function in case of H8S target
4166 when "-mno-exr" is passed.
4167 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4169 * doc/invoke.texi: Document H8S options.
4171 2012-04-03 Tristan Gingold <gingold@adacore.com>
4173 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4174 of gcc_AC_FUNC_MMAP_BLACKLIST.
4175 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4176 * Makefile.in (aclocal_deps): Add mmap.m4.
4177 * configure: Regenerate.
4178 * aclocal.m4: Regenerate.
4180 2012-04-03 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/52808
4183 * tracer.c (tail_duplicate): Return whether we have duplicated
4185 (tracer): If we have duplicated any block, cleanup the CFG.
4186 * cfghooks.c (duplicate_block): If we duplicated a loop
4187 header but not its loop, destroy the loop because it now has
4189 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4190 the cfg manipulation routines we are not creating a multiple
4193 2012-04-03 Tristan Gingold <gingold@adacore.com>
4195 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4197 (vms_c_common_override_options): Allow parameterless variadic
4200 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4202 PR tree-optimization/52835
4203 * tree-data-ref.c (build_rdg): Return NULL if
4204 compute_data_dependences_for_loop failed.
4206 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4208 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4209 for REAL_CST as well.
4210 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4211 In the bitfield case, if the value is a REAL_CST, convert it first to
4214 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4216 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4217 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4218 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4220 * config/i386/biarchx32.h: New.
4222 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4224 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4225 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4226 (arm_preferred_reload_class): New function.
4228 2012-04-02 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/52756
4231 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4232 (thread_through_loop_header): After threading through the loop latch
4233 remove the split part from the loop and clear further threading
4234 opportunities that would create a multiple entry loop.
4236 2012-04-02 Richard Guenther <rguenther@suse.de>
4238 PR rtl-optimization/52800
4239 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4240 CLEANUP_CFG_CHANGED.
4242 2012-04-02 Richard Guenther <rguenther@suse.de>
4245 * loop-init.c (gate_handle_loop2): Destroy loops here if
4246 we don't enter RTL loop optimizers.
4248 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4251 2012-03-29 Richard Guenther <rguenther@suse.de>
4253 * rtl.h (extended_count): Remove.
4254 * combine.c (extended_count): Remove.
4256 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4259 * pt.c (more_specialized_fn): Don't apply decay conversion to
4260 types of function parameters.
4262 2012-04-02 Tristan Gingold <gingold@adacore.com>
4264 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4265 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4266 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4267 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4269 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4272 * config/i386/i386.c (ix86_option_override_internal): Don't
4273 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4275 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4277 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4278 (stmt_can_make_abnormal_goto): Use it.
4279 (is_ctrl_altering_stmt): Likewise.
4281 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4282 Kaz Kojima <kkojima@gcc.gnu.org>
4284 * config/sh/sh.c (push_regs): Skip banked registers when
4285 resbank attribute is specified.
4286 (sh_expand_epilogue): Likewise.
4288 2012-03-30 Richard Henderson <rth@redhat.com>
4291 * combine-stack-adj.c (prev_active_insn_bb): New.
4292 (next_active_insn_bb): New.
4293 (force_move_args_size_note): New.
4294 (combine_stack_adjustments_for_block): Use it.
4296 2012-03-30 Richard Henderson <rth@redhat.com>
4298 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4299 (ix86_expand_vector_init_duplicate): Initialize it.
4300 (expand_vec_perm_palignr): Likewise.
4301 (ix86_expand_vec_perm_const): Likewise.
4302 (ix86_vectorize_vec_perm_const_ok): Likewise.
4303 (expand_vec_perm_blend): Use it.
4304 (expand_vec_perm_vpermil): Likewise.
4305 (expand_vec_perm_pshufb): Likewise.
4306 (expand_vec_perm_1): Likewise.
4307 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4308 (expand_vec_perm_interleave2): Likewise.
4309 (expand_vec_perm_vpermq_perm_1): Likewise.
4310 (expand_vec_perm_vperm2f128): Likewise.
4311 (expand_vec_perm_interleave3): Likewise.
4312 (expand_vec_perm_vperm2f128_vblend): Likewise.
4313 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4314 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4315 (expand_vec_perm_broadcast): Likewise.
4316 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4318 2012-03-30 Richard Henderson <rth@redhat.com>
4320 * dwarf2out.c (gen_variable_die): Initialize off.
4322 2012-03-30 Tristan Gingold <gingold@adacore.com>
4324 * config/vms/vms-f.c: New file.
4325 * config/vms/t-vms (vms-f.o): New rule.
4326 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4328 2012-03-30 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/52754
4331 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4332 propagate arbitrary addresses into really plain dereferences.
4334 2012-03-30 Richard Guenther <rguenther@suse.de>
4337 * except.c (emit_to_new_bb_before): Move loop updating ...
4338 (dw2_build_landing_pads): ... here. Use a proper block for
4339 querying the loop father.
4341 2012-03-30 Tristan Gingold <gingold@adacore.com>
4343 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4344 common_object attribute handling.
4345 (SECTION_VMS_OVERLAY): Remove
4346 (ia64_vms_common_object_attribute): Replace abort with an assert.
4347 Do not set DECL_SECTION_NAME.
4348 (ia64_vms_output_aligned_decl_common): Handle common_object
4350 (ia64_vms_elf_asm_named_section): Remove.
4351 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4353 2012-03-30 Richard Guenther <rguenther@suse.de>
4356 * double-int.c (rshift_double): Remove not needed cast.
4358 2012-03-30 Richard Guenther <rguenther@suse.de>
4360 * tree-affine.h (print_aff): Remove.
4361 * tree-affine.c (print_aff): Make static.
4362 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4363 (get_references_in_stmt): Likewise.
4364 (print_direction_vector): Likewise.
4365 (print_dir_vectors): Likewise.
4366 (print_dist_vectors): Likewise.
4367 (dump_subscript): Likewise.
4368 (dump_ddrs): Likewise.
4369 (dump_dist_dir_vectors): Likewise.
4370 (dump_data_references): Likewise.
4371 (dump_data_dependence_relation): Likewise.
4372 (dump_data_dependence_direction): Likewise.
4373 (dump_rdg_vertex): Likewise.
4374 (dump_rdg_component): Likewise.
4375 (debug_ddrs): Declare.
4376 (struct data_ref_loc_d): Move ...
4377 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4378 (get_references_in_stmt): Make static.
4379 (dump_data_references): Likewise.
4380 (dump_subscript): Likewise.
4381 (print_direction_vector): Likewise.
4382 (print_dir_vectors): Likewise.
4383 (print_dist_vectors): Likewise.
4384 (dump_data_dependence_relation): Likewise.
4385 (dump_dist_dir_vectors): Likewise.
4386 (dump_ddrs): Likewise.
4387 (dump_rdg_vertex): Likewise.
4388 (dump_rdg_component): Likewise.
4389 (debug_ddrs): New function.
4390 (access_matrix_get_index_for_parameter): Remove.
4392 2012-03-30 Tristan Gingold <gingold@adacore.com>
4394 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4395 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4396 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4397 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4398 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4399 (vms_patch_builtins): Handle new flags
4400 * config/vms/vms-crtlmap.map: Completed using nm on
4401 c and math system libraries.
4402 * config/vms/make-crtlmap.awk: Handle any number of flags.
4404 2012-03-30 Martin Jambor <mjambor@suse.cz>
4406 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4407 is a builtin_stack_save in a dominating BB.
4409 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4411 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4412 crossing 128bit lane boundary.
4414 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4416 * ira-color.c (setup_left_conflict_sizes_p): Process all
4417 conflicting objects.
4419 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4421 PR tree-optimization/52760
4422 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4423 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4425 2012-03-29 Richard Guenther <rguenther@suse.de>
4427 * cgraph.h (cgraph_materialize_all_clones): Remove.
4428 (reset_inline_failed): Likewise.
4429 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4430 * cgraphbuild.c (reset_inline_failed): Remove.
4431 * rtl.h (cse_main): Remove.
4432 (extended_count): Likewise.
4433 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4434 (cse_main): Make static.
4435 * combine.c (extended_count): Remove.
4436 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4437 * basic-block.h (reorder_basic_blocks): Remove.
4438 * bb-reorder.c (reorder_basic_blocks): Make static.
4439 * Makefile.in (dse.o): Remove dse.h dependency.
4441 * dse.c (gate_dse): Remove.
4442 (clear_alias_mode_eq): Likewise.
4443 (clear_alias_mode_hash): Likewise.
4444 (dse_record_singleton_alias_set): Likewise.
4445 (dse_invalidate_singleton_alias_set): Likewise.
4447 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4449 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4450 crtbegin_so%O%s for -shared.
4451 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4453 2012-03-29 Richard Guenther <rguenther@suse.de>
4455 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4456 (add_to_value): Remove.
4457 (print_value_expressions): Likewise.
4458 * tree-ssa-pre.c (add_to_value): Make static.
4459 (print_value_expressions): Likewise.
4460 * gimple.h (gimple_adjust_this_by_delta): Remove.
4461 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4463 2012-03-29 Richard Guenther <rguenther@suse.de>
4466 * double-int.h (rshift_double): Remove.
4467 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4468 (rshift_double): Make static, take unsigned count argument,
4469 remove handling of negative count argument.
4470 (double_int_rshift): Dispatch to lshift_double.
4472 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4477 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4478 (SPEC_X32): Likewise.
4479 (MULTILIB_DEFAULTS): Likewise.
4481 * config/i386/i386.c (isa_opts): Remove -m64.
4482 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4483 (ix86_option_override_internal): Properly
4484 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4485 handle -m32, -m64 and -mx32.
4487 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4488 with OPTION_ABI_X32. Moved after TARGET_LP64.
4489 (TARGET_LP64): Changed to OPTION_ABI_64.
4491 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4492 (mx32): Replace ISA_X32 with ABI_X32.
4494 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4496 * tree.c (tree_size) <VECTOR_CST>: New case.
4498 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4501 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4503 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4506 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4507 __builtin_va_start to __builtin_next_arg if the latter is
4508 builtin_decl_explicit_p rather than when it is not.
4511 * tree-vect-generic.c (vector_element): Perform multiplication
4512 for pos in bitsizetype type instead of idx type.
4514 2012-03-28 Richard Guenther <rguenther@suse.de>
4516 * loop-init.c (loop_optimizer_init): If loops are preserved
4517 perform incremental initialization of required loop features.
4518 (loop_optimizer_finalize): If loops are to be preserved only
4519 clean up optional loop features.
4520 (rtl_loop_done): Forcefully free loops here.
4521 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4522 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4524 (construct_init_block): Likewise.
4525 (construct_exit_block): Likewise.
4526 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4527 the CFG after expanding.
4528 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4529 If we needed to calculate them, free them afterwards.
4530 * tree-pass.h (PROP_loops): New define.
4531 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4532 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4533 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4534 (cleanup_cfg): If we did something and have loops around, fix them up.
4535 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4536 with CLEANUP_CFG_CHANGED.
4537 * cfghooks.c (merge_blocks): If we merge a loop header into
4538 its predecessor, update the loop structure.
4539 (duplicate_block): If we copy a loop latch, adjust loop state
4540 to note we may have multiple latches.
4541 (delete_basic_block): Mark loops for fixup if we remove a loop.
4542 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4544 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4545 (cfg_layout_can_merge_blocks_p): Likewise.
4546 * cprop.c (bypass_block): If we create a loop with multiple
4547 entries, mark it for removal.
4548 * except.c (emit_to_new_bb_before): Add the new basic-block
4550 * tree-eh.c (lower_resx): Likewise.
4551 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4552 (expand_omp_taskreg): Likewise.
4553 * tree-inline.c (initialize_cfun): Likewise.
4554 * tree-mudflap.c (add_bb_to_loop): Prototype.
4555 (mf_build_check_statement_for): Properly add new basic-blocks
4557 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4558 if we remove a loop.
4559 (thread_through_loop_header): Likewise.
4560 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4561 new basic-blocks to existing loops.
4562 (expand_transaction): Likewise.
4563 * Makefile.in (except.o): Add $(CFGLOOP_H).
4565 (cgraph.o): Likewise.
4566 (cprop.o): Likewise.
4567 (cfgexpand.o): Likewise.
4568 (cfganal.o): Likewise.
4569 (trans-mem.o): Likewise.
4570 (tree-eh.o): Likewise.
4572 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4575 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4576 (avr_builtin_decl): New static function.
4577 (struct avr_builtin_description, avr_bdesc): Move up.
4578 Add GTY marker. Add field fndecl. Remove redundant field id.
4579 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4580 (avr_expand_builtin): Code cleanup because .id is removed.
4582 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4585 * config.gcc (tm_file): Remove avr/multilib.h.
4587 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4589 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4590 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4591 * config/avr/t-avr: Remove generation of multilib.h.
4592 * config/avr/t-multilib: Regenerate.
4593 * config/avr/multilib.h: Remove.
4594 * config/avr/avr.opt (-msp8): New option.
4595 (avr_sp8): New variable.
4596 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4597 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4598 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4599 (avr_device_to_sp8): New prototype.
4600 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4601 (DRIVER_SELF_SPECS): New define.
4602 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4603 __AVR_SP8__, __AVR_HAVE_SPH__.
4604 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4605 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4606 (avr_file_start): Ditto.
4608 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4611 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4612 instead of 8 in adjust_address.
4614 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4617 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4620 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4623 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4624 Rearrange conditional logic. Move displacement address calculations
4626 (sh_find_mov_disp_adjust): ... this new function.
4628 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4630 * config/arm/arm.opt (mapcs): Remove MaskExists.
4631 * config/cris/linux.opt (mno-gotplt): Likewise.
4632 * config/i386/i386.opt (mhard-float): Likewise.
4634 (mno-sse4): Likewise.
4635 * config/m68k/m68k.opt (mhard-float): Likewise.
4636 * config/mep/mep.op (mcop32): Likewise.
4637 * config/pa/pa-hpux.opt (msio): Likewise.
4638 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4639 * config/picochip/picochip.opt (mlittle): Likewise.
4640 * config/sh/sh.opt (mrenesas): Likewise.
4641 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4642 * config/sparc/sparc.opt (mhard-float): Likewise.
4643 * config/v850/v850.opt (mv850es): Likewise.
4644 * config/vax/vax.opt (mg-float): Likewise.
4646 2012-03-27 Martin Jambor <mjambor@suse.cz>
4649 * tree-sra.c (sra_modify_assign): Do not call
4650 load_assign_lhs_subreplacements when working with an unscalarizable
4653 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4656 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4658 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4659 * config/i386/i386.c: Include reload.h.
4660 (ix86_legitimize_reload_address): New function.
4662 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4664 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4665 hasn't been allocated. Define a target macro for Mask and
4666 InverseMask if it hasn't been defined. Remove MaskExists handling.
4668 * doc/options.texi: Remove MaskExists.
4670 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4673 * config/sh/sh.c (find_barrier): Add equality check of last_got
4674 to avoid going above orig insn. Update comments.
4676 2012-03-27 Richard Guenther <rguenther@suse.de>
4679 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4682 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4684 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4685 of a unit before computing the offset in units.
4686 * expr.c (get_bit_range): Return the null range if the enclosing record
4687 is part of a larger bit field.
4689 2012-03-27 Tristan Gingold <gingold@adacore.com>
4691 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4692 * config/ia64/ia64.md: Remove mode in template.
4693 Sign extend operand in expand_simple_binop.
4694 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4695 CASE_VECTOR_MODE instead of TARGET_ILP32.
4696 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4698 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4700 * varasm.c (assemble_external): #if 0 out the new assert from the
4701 previous commit, it breaks the Java and Go front ends.
4703 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4705 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4706 * expr.c (emit_block_move_libcall_fn): Likewise.
4707 (clear_storage_libcall_fn): Likewise.
4708 (expand_expr_addr_expr_1): Likewise.
4709 (expand_expr_real_1): Likewise.
4710 * calls.c (rtx_for_function_call): Likewise.
4712 * varasm.c (assemble_external): Assert this function is only called
4713 during or after expanding to RTL.
4715 2012-03-26 Martin Jambor <mjambor@suse.cz>
4717 PR tree-optimization/50052
4718 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4719 (tree_non_aligned_mem_for_access_p): Likewise.
4720 (build_accesses_from_assign): Removed strict alignment requirements
4722 (access_precludes_ipa_sra_p): Likewise.
4724 2012-03-26 Richard Guenther <rguenther@suse.de>
4726 PR tree-optimization/52701
4727 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4728 compute and set the evolution part of PHI nodes.
4730 2012-03-26 Richard Guenther <rguenther@suse.de>
4732 PR tree-optimization/52721
4733 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4735 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4737 PR tree-optimization/52686
4738 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4741 2012-03-26 Tristan Gingold <gingold@adacore.com>
4743 * config/alpha/vms.h (LINK_SPEC): Simplify.
4744 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4745 (NAME__MAIN, SYMBOL__MAIN): Remove.
4746 (VMS_DEBUG_MAIN_POINTER): Remove.
4747 * config/ia64/vms.h: Likewise.
4748 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4749 code to vms.c. Call vms_start_function.
4750 * config/ia64/ia64.c (ia64_start_function): Likewise.
4751 * config/vms/vms-protos.h (vms_start_function): Declare.
4752 * config/vms/vms.c (vms_start_function): New function.
4753 * config/vms/vms.h (MATH_LIBRARY): Define.
4754 (VMS_DEBUG_MAIN_POINTER): Define.
4756 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4758 PR rtl-optimization/52629
4759 * reload1.c (count_pseudo): Short-circuit common case.
4760 (count_spilled_pseudo): Return early for pseudos without hard regs.
4761 Assert that the pseudo has got a hard reg before manipulating it.
4763 2012-03-24 Jan Hubicka <jh@suse.cz>
4766 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4767 (decide_is_variable_needed): Do not handle toplevel reorder here.
4768 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4769 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4772 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4774 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4775 and str_bitsize instead of more convoluted expressions.
4777 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4780 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4782 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4785 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4787 2012-03-23 Martin Jambor <mjambor@suse.cz>
4789 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4791 2012-03-23 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/52678
4794 * tree-vectorizer.h (struct _stmt_vec_info): Add
4795 loop_phi_evolution_part member.
4796 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4797 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4798 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4799 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4800 Use the cached evolution part and the PHI nodes value from
4801 the loop preheader edge instead of re-analyzing the evolution.
4803 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4805 * config/mips/mips-tables.opt: Update.
4806 * config/mips/mips.md (processor): Add xlp.
4807 * config/mips/mips-cpus.def: Add xlp.
4808 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4810 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4811 * doc/invoke.texi: Mention XLP.
4813 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4816 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4817 on any new_local_var_chain vars declared during recursing on
4818 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4820 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4822 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4823 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4824 (ASM_OUTPUT_LOCAL): Ditto.
4825 (ASM_OUTPUT_COMMON): Remove.
4826 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4827 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4829 2012-03-22 Jan Hubicka <jh@suse.cz>
4832 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4834 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4835 * ipa-inline-transform.c (save_inline_function_body): Remove
4836 copied clone if needed.
4837 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4839 2012-03-22 Richard Guenther <rguenther@suse.de>
4842 * fold-const.c (fold_ternary_loc): Fix typo.
4844 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4847 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4848 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4849 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4850 (delay_cycles_1, delay_cycles_2): Ditto.
4851 (delay_cycles_3, delay_cycles_4): Ditto.
4852 (nopv, *nopv): Ditto.
4853 (sleep, *sleep): Ditto.
4856 2012-03-22 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/52548
4859 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4860 because of clobbers.
4861 (prune_clobbered_mems): New function.
4862 (compute_antic_aux): Use it to prune ANTIC_OUT.
4863 (compute_partial_antic_aux): Use it to prune PA_IN.
4864 (compute_avail): Only insert expressions into EXP_GEN that are not
4865 invalidated when translated up to the beginning of the block.
4867 2012-03-22 Richard Guenther <rguenther@suse.de>
4869 PR tree-optimization/52638
4870 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4872 (vect_init_vector): ... here. Handle scalar vector inits.
4873 (vect_get_vec_def_for_operand): Adjust.
4874 (vectorizable_load): Likewise.
4876 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4878 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4879 (alpha*-*-freebsd*): Ditto.
4880 (alpha*-*-netbsd*): Ditto.
4881 (alpha*-*-openbsd*): Ditto.
4882 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4883 (DWARF2_DEBUGGING_INFO): Remove.
4884 (PREFERRED_DEBUGGING_TYPE): Remove.
4885 (ASM_FINAL_SPEC): Remove.
4886 (IDENT_ASM_OP): Remove.
4887 (ASM_OUTPUT_IDENT): Remove.
4888 (SKIP_ASM_OP): Remove.
4889 (ASM_OUTPUT_SKIP): Remove.
4890 (ALIGN_ASM_OP): Remove.
4891 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4892 (ASM_OUTPUT_CASE_LABEL): Remove.
4893 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4894 (COMMON_ASM_OP): Remove.
4895 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4896 (ASCII_DATA_ASM_OP): Remove.
4897 (READONLY_DATA_SECTION_ASM_OP): Remove.
4898 (INIT_SECTION_ASM_OP): Remove.
4899 (FINI_SECTION_ASM_OP): Remove.
4900 (ASM_SECTION_START_OP): Remove.
4901 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4902 (TARGET_ASM_NAMED_SECTION): Remove.
4903 (TARGET_ASM_SELECT_SECTION): Remove.
4904 (MAKE_DECL_ONE_ONLY): Remove.
4905 (TYPE_ASM_OP): Remove.
4906 (SIZE_ASM_OP): Remove.
4907 (ASM_WEAKEN_LABEL): Remove.
4908 (TYPE_OPERAND_FMT): Remove.
4909 (ASM_DECLARE_RESULT): Remove.
4910 (ASM_DECLARE_OBJECT_NAME): Remove.
4911 (ASM_FINISH_DECLARE_OBJECT): Remove.
4912 (ELF_ASCII_ESCAPES): Remove.
4913 (ELF_STRING_LIMIT): Remove.
4914 (STRING_ASM_OP): Remove.
4915 (ASM_OUTPUT_EXTERNAL): Remove.
4916 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4917 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4919 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4920 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4921 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4922 (ASM_OUTPUT_SKIP): Ditto.
4923 (READONLY_DATA_SECTION_ASM_OP): Remove.
4924 (USER_LABEL_PREFIX): Remove.
4925 (ASM_OUTPUT_ASCII): Remove.
4926 (ASM_OUTPUT_CASE_LABEL): Remove.
4927 (NO_DOLLAR_IN_LABEL): Undefine.
4929 2012-03-22 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/52459
4932 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4933 PHI insertion for calls.
4935 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4937 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4938 find_sets_in_insn, canonicalize_insn): Split out from ...
4939 (cse_insn): ... here.
4940 (invalidate_from_clobbers): Take an insn instead of the pattern.
4942 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4945 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4946 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4947 * config/sh/sh.md (sindf2, cosdf2): Remove.
4949 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4952 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4953 prologue for unwinder and profiler.
4955 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4957 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4958 Introduce emul_name to select the right linker emulation for
4959 powerpc64-*-freebsd*.
4960 * configure: Regenerate.
4961 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4962 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4963 * config/rs6000/freebsd64.h: New file.
4964 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4966 (rs6000_savres_strategy): Likewise.
4967 (rs6000_savres_routine_name): Likewise.
4968 (rs6000_elf_file_end): Likewise.
4969 * config/rs6000/t-freebsd64: New file.
4970 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4971 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4973 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4975 * config/rs6000/t-freebsd64: Likewise.
4977 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4979 PR rtl-optimization/52543
4981 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4982 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4983 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4984 (avr_load_libgcc_p): Restrict to __flash loads.
4985 (avr_out_lpm): Only handle 1-byte loads from __flash.
4986 (avr_load_lpm): New function.
4987 (avr_find_unused_d_reg): Remove.
4988 (avr_out_lpm_no_lpmx): Remove.
4989 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4990 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4991 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4992 (load_<mode>, load_<mode>_clobber): New insns.
4993 (mov<mode>): For multi-byte move from non-generic
4994 16-bit address spaces: Expand to load_<mode> resp.
4995 load_<mode>_clobber.
4996 (load<mode>_libgcc): Remove expander.
4997 (split-lpmx): Remove split.
4999 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5001 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5002 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5003 All callers changed.
5004 (Fixed_core_reg): New feature.
5005 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5007 * neon-testgen.ml: Handle Fixed_core_reg.
5009 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5011 * config/arm/arm.c (thumb2_reorg): Add complete support
5012 for 16-bit instructions.
5013 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5015 2012-03-21 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimizer/52636
5018 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5019 to the appropriate type.
5021 2012-03-21 Richard Guenther <rguenther@suse.de>
5023 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5025 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5026 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5027 * passes.c (init_optimization_passes): Remove pass_init_function,
5028 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5029 * tree-pass.h (pass_init_function): Remove.
5030 (pass_jump): Remove.
5031 (pass_initial_value_sets): Remove.
5032 (pass_unshare_all_rtl): Remove.
5033 * integrate.c (pass_initial_value_sets): Remove.
5034 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5035 * tree.h (init_function_for_compilation): Remove.
5036 * function.c (init_function_for_compilation): Remove.
5037 (pass_init_function): Remove.
5038 * cfgcleanup.c (rest_of_handle_jump): Remove.
5039 (pass_jump): Remove.
5041 2012-03-20 Jason Merrill <jason@redhat.com>
5043 * tree-streamer-in.c (streamer_alloc_tree): Call
5044 ggc_alloc_zone_cleared_tree_node instead of
5045 ggc_alloc_zone_cleared_tree_node_stat.
5047 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5049 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5051 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5054 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5055 (ix86_expand_vec_perm_const_1): Call it.
5057 * config/i386/i386.c (vselect_insn): New variable.
5058 (init_vselect_insn): New function.
5059 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5060 Call init_vselect_insn if vselect_insn is NULL. Adjust
5061 PATTERN (vselect_insn), instead of creating a new insn each time,
5062 only emit a copy of it if not testing and recog has been successful.
5063 (expand_vec_perm_pshufb, expand_vec_perm_1,
5064 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5068 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5069 ("enabled" attribute): Handle avx2 and noavx2 isas.
5070 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5072 (vec_dup<mode>): Add avx2 =x,x alternative.
5073 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5074 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5075 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5076 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5078 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5079 if possible, handle also V8SFmode.
5081 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5083 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5084 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5085 reg_or_zero_operand predicate.
5086 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5088 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5090 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5091 If operand isn't UNSPEC, return 0.
5093 2012-03-20 Richard Guenther <rguenther@suse.de>
5095 * tree-pass.h (pass_rtl_eh): Remove.
5096 * except.c (gate_handle_eh): Likewise.
5097 (rest_of_handle_eh): Likewise.
5098 (pass_rtl_eh): Likewise.
5099 (finish_eh_generation): Export.
5100 * except.h (finish_eh_generation): Declare.
5101 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5102 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5103 after expanding stack alignment. Instead of compacting blocks
5106 2012-03-20 Richard Guenther <rguenther@suse.de>
5108 * stor-layout.c (finish_bitfield_representative): Fallback
5109 to conservative maximum size if the padding up to the next
5110 field cannot be computed as a constant.
5111 (finish_bitfield_layout): If we cannot compute the distance
5112 between the start of the bitfield representative and the
5113 bitfield member start a new representative.
5114 * expr.c (get_bit_range): The distance between the start of
5115 the bitfield representative and the bitfield member is zero
5116 if the field offsets are not constants.
5118 2012-03-20 Tristan Gingold <gingold@adacore.com>
5120 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5121 convert in lowercase.
5122 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5123 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5124 * stor-layout.c (sizetype_tab): Adjust.
5125 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5126 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5127 instead of type_kind_last.
5128 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5129 instead of size_int_kind.
5130 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5131 * doc/tm.texi: Regenerate.
5132 * defaults.h (SIZETYPE): Provide a default value.
5133 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5136 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5138 * config/sh/sh.md: Use braced string notation where applicable.
5140 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/i386.md (allocate_stack): Simplify.
5144 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5146 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5147 copy_to_mode_reg (Pmode, ...).
5148 (expand_builtin_frame_address): Ditto.
5149 * expr.c (emit_block_move_via_libcall): Ditto.
5150 (set_storage_via_libcall): Ditto.
5152 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5153 (ix86_expand_setmem): Ditto.
5154 (ix86_trampoline_init): DItto.
5155 * config/i386/i386.md (cmpstrnsi): Ditto.
5157 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5159 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5160 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5161 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5162 (SH Options): Likewise.
5164 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5167 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5168 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5169 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5170 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5173 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5175 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5176 * config/i386/i386.c (ix86_decompose_address): Use
5177 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5178 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5179 thread pointer to a register.
5182 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5185 if Pmode != word_mode.
5186 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5187 Pmode == SImode for TARGET_X32.
5189 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5190 (tls_initial_exec_x32): Likewise.
5192 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5195 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5196 DISP_ADDR_OFFSET): New macros.
5197 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5198 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5199 (sh_legitimize_address): Add QImode displacement handling.
5200 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5202 (sh_secondary_reload): Add QImode displacement handling.
5203 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5204 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5205 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5206 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5207 to register operands only.
5208 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5209 (extendqihi2): Change insn to expander.
5210 (*extendqihi2_compact_reg): New insn.
5211 (movqi_i, movqi): Replace with ...
5212 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5213 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5214 Add new peepholes for QImode displacement addressing.
5216 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5219 * doc/invoke.texi: Document -Wuseless-cast.
5221 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5223 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5224 * tree.h (handled_component_p): Reorder cases.
5225 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5226 not initialize unsignedp.
5227 (loc_list_from_tree): Likewise.
5228 (fortran_common): Likewise.
5229 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5231 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5234 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5235 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5236 (ix86_split_long_move): Ditto.
5237 (legitimize_tls_address): Use ix86_gen_sub3.
5238 (construct_plt_address): Assert that Pmode == DImode.
5240 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.md: Remove empty predicates and/or constraints.
5243 * config/i386/sync.md: Ditto.
5244 * config/i386/sse.md: Ditto.
5245 * config/i386/mmx.md: Ditto.
5246 * config/i386/pentium.md: Ditto.
5247 * config/i386/athlon.md: Ditto.
5249 2012-03-16 Richard Guenther <rguenther@suse.de>
5251 PR tree-optimization/52603
5252 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5256 2012-03-14 Richard Guenther <rguenther@suse.de>
5258 PR tree-optimization/52571
5259 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5260 flag_section_anchors check ...
5261 (vect_can_force_dr_alignment_p): ... here.
5263 2012-03-16 Martin Jambor <mjambor@suse.cz>
5265 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5266 memory through MEM_REFs by calling extract_bit_field.
5268 2012-03-16 Richard Guenther <rguenther@suse.de>
5270 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5271 and REFERENCE_TYPE interpretations.
5272 (can_native_interpret_type_p): New function.
5273 (fold_ternary_loc): Use native encode/interpret to fold
5274 BIT_FIELD_REFs of constants.
5276 2012-03-16 Richard Guenther <rguenther@suse.de>
5279 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5280 of vector constants and constructors.
5282 2012-03-16 Richard Guenther <rguenther@suse.de>
5284 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5285 VIEW_CONVERT_EXPR to convert constants.
5286 (vect_is_simple_use): Treat all constants as vec_constant_def.
5288 2012-03-16 Richard Guenther <rguenther@suse.de>
5289 Kai Tietz <ktietz@redhat.com>
5292 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5293 side-effects completely in the pre-queue and use a temporary
5296 2012-03-16 Richard Guenther <rguenther@suse.de>
5298 * stor-layout.c (finish_bitfield_representative): Fall back
5299 to the conservative maximum size if we cannot compute the
5300 size of the tail padding.
5302 2012-03-16 Tristan Gingold <gingold@adacore.com>
5304 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5305 __CRTL_VER and __VMS_VER.
5306 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5307 and vms_c_get_vms_ver.
5308 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5310 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5311 (VMS_DEFAULT_VMS_VER): Define.
5312 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5313 (VMS_DEFAULT_VMS_VER): Define.
5315 2012-03-16 Richard Guenther <rguenther@suse.de>
5317 * tree-vect-loop.c (get_initial_def_for_induction): Use
5318 build_constructor directly.
5319 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5320 build_vector_from_val.
5321 * tree.c (build_vector_from_val): Avoid creating a constructor
5322 first when we want a constant vector.
5324 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5326 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5328 2012-03-16 Richard Guenther <rguenther@suse.de>
5330 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5331 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5332 (struct tree_vector): Remove elements member, add variable size
5334 (build_vector_stat): Declare.
5335 (build_vector): Define in terms of build_vector_stat.
5336 * tree.c (build_vector): Rename to ...
5337 (build_vector_stat): ... this. Take array of trees as parameter.
5338 (build_vector_from_ctor): Adjust.
5339 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5340 initializer_zerop): Adjust.
5341 * cfgexpand.c (expand_debug_expr): Likewise.
5342 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5343 const_vector_from_tree): Likewise.
5344 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5345 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5346 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5347 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5348 (lto_input_ts_vector_tree_pointers): Adjust.
5349 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5350 (write_ts_vector_tree_pointers): Adjust.
5351 * varasm.c (const_hash_1, compare_constant, copy_constant,
5352 output_constant): Adjust.
5353 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5354 * print-tree.c (print_node): Adjust.
5355 * tree-pretty-print.c (dump_generic_node): Adjust.
5356 * tree-vect-generic.c (uniform_vector_p, vector_element,
5357 lower_vec_perm): Adjust.
5358 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5359 * tree-vect-slp.c (vect_get_constant_vectors,
5360 vect_transform_slp_perm_load): Adjust.
5361 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5362 * expmed.c (make_tree): Adjust.
5363 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5364 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5366 (sparc_fold_builtin): Adjust.
5368 2012-03-16 Tristan Gingold <gingold@adacore.com>
5370 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5371 * config/vms/vms-stdint.h: New file.
5373 2012-03-16 Tristan Gingold <gingold@adacore.com>
5375 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5376 (ia64-hp-*vms*): Replaced by ...
5377 (*-*-*vms*): ... This new entry.
5379 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5382 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5383 (ix86_expand_vec_perm_const_1): Use it.
5386 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5387 (avx2_permv4df): Remove.
5388 (avx2_permv4di): Macroize into...
5389 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5390 (avx2_permv4di_1): Macroize into...
5391 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5393 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5395 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5397 2012-03-15 Ira Rosen <irar@il.ibm.com>
5398 Ulrich Weigand <ulrich.weigand@linaro.org>
5400 * tree-vect-patterns.c (widened_name_p): Rename to ...
5401 (type_conversion_p): ... this. Add new argument to determine
5402 if it's a promotion or demotion operation. Check for
5403 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5404 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5406 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5407 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5409 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5410 non-constant then and else clauses.
5412 2012-03-15 Ira Rosen <irar@il.ibm.com>
5413 Ulrich Weigand <ulrich.weigand@linaro.org>
5415 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5416 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5418 * tree-vect-patterns.c (widened_name_p): Pass basic block
5419 info to vect_is_simple_use.
5420 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5421 (vect_recog_widen_sum_pattern): Likewise.
5422 (vect_handle_widen_op_by_const): Support basic blocks.
5423 (vect_operation_fits_smaller_type,
5424 vect_recog_over_widening_pattern): Likewise.
5425 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5426 Update call to vect_is_simple_use.
5427 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5429 (check_bool_pattern): Add an argument, update call to
5430 vect_is_simple_use and the recursive calls.
5431 (vect_recog_bool_pattern): Update relevant function calls.
5433 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5434 (vect_pattern_recog_1): Check for reduction only in loops.
5435 (vect_pattern_recog): Add new argument. Support basic blocks.
5436 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5437 info to vect_is_simple_use_1.
5438 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5439 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5441 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5442 Andrew Pinski <apinski@cavium.com>
5445 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5446 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5447 calls instead of __builtin_ir{int,ound}*.
5449 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5451 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5454 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5456 * config.gcc (target_type_format_char): New. Document it. Set it for
5458 * configure.ac (gnu_unique_option): Use target_type_format_char
5459 in test. Comment rationale.
5460 * configure: Regenerate .
5462 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5464 PR tree-optimization/52267
5465 * tree-vrp.c (masked_increment): New function.
5466 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5467 from (X & CST1) cmp CST2 tests.
5469 2012-03-15 Richard Guenther <rguenther@suse.de>
5472 * tree-data-ref.c (subscript_dependence_tester_1): Check
5473 all dimensions for non-conflicting access functions.
5475 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5478 * doc/invoke.texi [C++ Language Options]: Document
5479 -ftemplate-backtrace-limit.
5481 2012-03-15 Tristan Gingold <gingold@adacore.com>
5483 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5486 2012-03-15 Tristan Gingold <gingold@adacore.com>
5488 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5489 use DW_OP_call_frame_cfa.
5491 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5494 * config/i386/i386-opts.h (pmode): New.
5496 * config/i386/i386.c (ix86_option_override_internal): Properly
5497 check and set ix86_pmode.
5499 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5501 * config/i386/i386.opt (maddress-mode=): New.
5503 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5505 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5507 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5508 (dwarf2out_do_cfi_asm): Likewise.
5509 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5511 (add_data_member_location_attribute): Likewise.
5512 (gen_array_type_die): Likewise.
5513 (gen_subprogram_die): Likewise.
5514 (gen_producer_string): Likewise.
5515 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5516 Remove MIPS_DEBUGGING_INFO handling.
5517 (sdb_debug_hooks): Likewise.
5518 (sdbout_begin_block): Likewise.
5519 (sdbout_end_block): Likewise.
5520 (sdbout_begin_prologue): Likewise.
5521 (sdbout_start_source_file): Likewise.
5522 (sdbout_end_source_file): Likewise.
5523 (sdbout_init): Likewise.
5524 * system.h (MIPS_DEBUGGING_INFO): Poison.
5526 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5528 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5529 (alpha_file_start) [MS_STAMP]: Remove.
5531 * config/alpha/elf.h (TARGET_GAS): Remove.
5532 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5533 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5534 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5535 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5536 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5537 (alpha*-*-freebsd*): Likewise.
5538 (alpha*-*-netbsd*): Likewise.
5539 (alpha*-*-openbsd*): Likewise.
5540 (alpha*-*-*): Remove target_cpu_default2.
5541 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5543 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5544 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5545 * config/alpha/alpha.c (print_operand): Always assume
5546 TARGET_AS_SLASH_BEFORE_SUFFIX.
5547 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5548 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5549 ("*builtin_setjmp_receiver_er_1"): Remove.
5550 * config/alpha/alpha.opt (malpha-as): Remove.
5552 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5554 Remove DEC Unix reference.
5556 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5557 (EXTENDED_COFF): Remove.
5558 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5559 (EXTENDED_COFF): Don't undef.
5560 * config/alpha/alpha.c (alpha_file_start): Always assume
5562 Don't set targetm.asm_file_start_file_directive.
5563 [!OBJECT_FORMAT_ELF]: Remove.
5564 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5566 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5567 (DBX_DEBUGGING_INFO): Remove.
5568 (MIPS_DEBUGGING_INFO): Remove.
5569 (PREFERRED_DEBUGGING_TYPE): Remove.
5570 (DBX_OUTPUT_SOURCE_LINE): Remove.
5571 (SDB_OUTPUT_SOURCE_LINE): Remove.
5572 (DBX_CONTIN_LENGTH): Remove.
5573 (NO_DBX_FUNCTION_END): Remove.
5574 (ASM_STABS_OP): Remove.
5575 (ASM_STABN_OP): Remove.
5576 (ASM_STABD_OP): Remove.
5577 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5578 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5579 (PUT_SDB_DEF): Remove.
5580 (PUT_SDB_PLAIN_DEF): Remove.
5581 (PUT_SDB_TYPE): Remove.
5582 (sdb_label_count): Remove.
5583 (PUT_SDB_BLOCK_START): Remove.
5584 (PUT_SDB_BLOCK_END): Remove.
5585 (PUT_SDB_FUNCTION_START): Remove.
5586 (PUT_SDB_FUNCTION_END): Remove.
5587 (PUT_SDB_EPILOGUE_END): Remove.
5588 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5589 (MIPS_DEBUGGING_INFO): Don't undef.
5590 (DBX_DEBUGGING_INFO): Don't undef.
5591 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5592 (MIPS_DEBUGGING_INFO): Don't undef.
5593 (DBX_DEBUGGING_INFO): Don't undef.
5594 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5595 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5597 (alpha_start_function): Likewise.
5598 (sdb_label_count): Remove.
5599 (alpha_output_filename): Remove DBX_DEBUG handling.
5600 (alpha_file_start): Likewise.
5602 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5604 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5605 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5606 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5608 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5609 (ld_tls_support): Remove Solaris 8 references.
5610 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5611 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5612 * configure: Regenerate.
5613 * config.in: Regenerate.
5615 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5616 * config/i386/sol2.h: Remove Solaris 8 references.
5618 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5619 (i?86-*-solaris2.9): ... this.
5620 Remove Solaris 8 references.
5621 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5622 Remove Solaris 8 references.
5624 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5626 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5627 (mips-sgi-irix6.5*): Remove.
5628 * config.host (mips-sgi-irix*): Remove.
5629 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5630 (set_have_as_tls): Remove *-*-irix6*.
5631 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5632 * configure: Regenerate.
5634 * config/mips/iris6.h: Remove.
5635 * config/mips/iris6.opt: Remove.
5636 * config/mips/t-irix6: Remove.
5638 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5639 (TARGET_IRIX6): Remove.
5640 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5641 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5642 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5644 (mips_file_start): Likewise.
5645 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5647 * config/mips/driver-native.c [__sgi__]: Remove.
5648 (host_detect_local_cpu) [__sgi__]: Remove.
5650 * config/mips/gnu-user.h: Remove iris5.h reference.
5652 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5653 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5654 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5657 * gcc.c (main): Move asm_debug initialization ...
5658 (asm_debug): ... here.
5660 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5662 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5663 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5664 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5665 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5666 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5667 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5669 * doc/tm.texi: Regenerate.
5671 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5673 (MIPS Options, -march): Remove IRIX reference.
5674 * doc/install.texi (Binaries, SGI IRIX): Remove.
5675 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5677 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5679 2012-03-14 Martin Jambor <mjambor@suse.cz>
5681 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5682 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5683 (expand_expr_real_1): Do not handle misalignment if modifier is
5686 2012-03-14 Richard Guenther <rguenther@suse.de>
5689 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5690 element type instead of mode, use build_vector_type_for_mode
5691 instead of the langhook, build a vector of proper signedness.
5692 (expand_vector_operations_1): Adjust.
5694 2012-03-14 Richard Guenther <rguenther@suse.de>
5697 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5698 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5699 (gimple_get_virt_method_for_binfo): Likewise.
5701 2012-03-14 Richard Guenther <rguenther@suse.de>
5703 PR tree-optimization/52571
5704 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5705 flag_section_anchors check ...
5706 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5707 DECL_COMMON variables.
5709 2012-03-14 Richard Guenther <rguenther@suse.de>
5711 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5712 * stor-layout.c (start_bitfield_representative): New function.
5713 (finish_bitfield_representative): Likewise.
5714 (finish_bitfield_layout): Likewise.
5715 (finish_record_layout): Call finish_bitfield_layout.
5716 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5717 for QUAL_UNION_TYPE fields.
5718 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5719 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5720 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5725 * expr.c (get_bit_range): Unconditionally extract bitrange
5726 from DECL_BIT_FIELD_REPRESENTATIVE.
5727 (expand_assignment): Adjust call to get_bit_range.
5729 2012-03-14 Richard Guenther <rguenther@suse.de>
5732 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5733 the outermost conversion is a sign-change only.
5734 (fold_binary_loc): Disregard widening and sign-changing
5735 conversions when we determine if two variables are equal
5737 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5738 (T1)x if the outermost conversion is a sign-change only.
5740 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5743 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/predicates.md (constant_call_address_operand): Declare
5746 as special predicate. Update all uses.
5748 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5751 * c-parser.c (c_parser_postfix_expression)
5752 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5754 * config/i386/smmintrin.h: Avoid /* within a comment.
5755 * config/i386/nmmintrin.h: Likewise.
5757 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/i386.md (xbegin): Remove constraint from expander.
5761 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5763 * config/i386/predicates.md (constant_call_address_operand): Declare
5764 as special predicate. Update all uses.
5765 * config/i386/i386.md: Remove mode from constant_call_address_operand
5767 * config/i386/i386.c (ix86_output_call_insn): Call
5768 constant_call_address_operand with VOIDmode.
5770 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5773 AND zero extended address correctly.
5775 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5777 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5779 (tls_modbase_operand): Ditto.
5780 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5781 tls_modbase_operand predicates.
5783 2012-03-13 Martin Jambor <mjambor@suse.cz>
5785 * expr.c (expand_assignment): Handle misaligned scalar writes to
5786 memory through top-level MEM_REFs by calling store_bit_field.
5788 2012-03-13 Richard Guenther <rguenther@suse.de>
5791 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5792 if Y is a constant multiple of 1 << CST.
5794 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5797 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5798 offset (size) to a value the insns can deal with.
5799 (expand_epilogue): Ditto.
5801 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5803 * config/arm/neon.ml (ops): Fixup expected instructions for
5804 unsigned vector compares.
5806 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5809 addresses only when %reg is not in word mode.
5811 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5813 * config/microblaze/microblaze.md: Fix typo.
5814 * tree-if-conv.c: Likewise.
5815 * tree-vect-patterns.c: Likewise.
5817 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5819 * config.gcc (extra_passes): Remove.
5820 * configure.ac (extra_passes): Don't substitute.
5821 * configure: Regenerate.
5822 * Makefile.in (EXTRA_PASSES): Remove.
5823 (GCC_PASSES): Remove $(EXTRA_PASSES).
5824 (MOSTLYCLEANFILES): Likewise.
5826 (install-common): Likewise.
5828 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5831 * config/i386/i386.c (ix86_decompose_address): Use
5832 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5833 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5834 thread pointer to a register.
5836 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5838 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5839 on tls_symbolic_operand.
5840 (tls_global_dynamic_64_<mode>): Likewise.
5842 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5845 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5846 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5848 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5851 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5852 type from reg_class_t to enum reg_class.
5853 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5855 2012-03-12 Andrew Pinski <apinski@cavium.com>
5857 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5858 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5859 (value_replacement): Likewise.
5860 (empty_block_p): Check also if the PHIs for the block are empty.
5862 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5865 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5866 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5867 r184615 from 2012-02-28.
5869 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5871 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5872 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5873 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5874 and ix86_gen_tls_local_dynamic_base_64.
5875 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5876 ix86_gen_tls_local_dynamic_base_64.
5878 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5879 (*tls_global_dynamic_64_<mode>): This.
5880 (tls_global_dynamic_64): Renamed to ...
5881 (tls_global_dynamic_64_<mode>): This.
5882 (*tls_local_dynamic_base_64): Renamed to ...
5883 (*tls_local_dynamic_base_64_<mode>): This.
5884 (tls_local_dynamic_base_64): Renamed to ...
5885 (tls_local_dynamic_base_64_<mode>): This.
5887 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5889 * config/i386/i386.c (ix86_option_override_internal): Properly
5890 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5891 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5892 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5893 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5895 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5896 (sse3_monitor64_<mode>): This.
5898 2012-03-12 Tristan Gingold <gingold@adacore.com>
5900 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5901 (ia64_function_arg_advance): Ditto.
5903 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5905 * config.gcc (mips*-*-openbsd*): Remove.
5906 * config/mips/openbsd.h: Remove.
5907 * config/mips/sdb.h: Remove.
5909 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5910 * config/mips/mips.c (sdb_label_count): Remove.
5911 (mips_debugger_offset): Remove #if 0 code.
5912 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5913 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5915 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5919 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5920 Update binutils references.
5921 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5922 Update binutils reference.
5923 Update Sun as/GNU ld caveat.
5924 Document binutils largefile requirement for LTO plugin.
5925 Remove reference to alternate libpthread.
5927 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5929 * config.gcc (alpha*-dec-osf5.1*): Remove.
5930 * config.host (alpha*-dec-osf*): Remove.
5931 * configure.ac (*-*-osf*): Remove.
5932 (alpha*-dec-osf*): Remove.
5933 * configure: Regenerate.
5935 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5936 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5938 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5939 * config/alpha/alpha.c (struct machine_function): Update comment.
5940 (alpha_start_function): Remove Tru64 UNIX as handling for
5942 * config/alpha/alpha.md ("exception_receiver"): Remove
5943 TARGET_LD_BUGGY_LDGP.
5944 ("*exception_receiver_2"): Likewise.
5945 * except.c (finish_eh_generation): Remove Tru64 reference.
5946 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5947 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5948 * target.def (handle_pragma_extern_prefix): Remove.
5950 * Makefile.in (mips-tfile.o-warn): Remove.
5951 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5952 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5953 * mips-tdump.c, mips-tfile.c: Remove.
5955 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5957 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5958 (Specific, alpha*-dec-osf5.1): Note removal.
5959 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5961 * doc/tm.texi: Regenerate.
5962 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5964 2012-03-12 Richard Guenther <rguenther@suse.de>
5966 * config/arm/arm.c (neon_dereference_pointer): Do not call
5967 covert during RTL expansion.
5969 2012-03-12 Tristan Gingold <gingold@adacore.com>
5971 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5972 Options. Mention -mpointer-size.
5974 2012-03-12 Richard Guenther <rguenther@suse.de>
5976 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5977 build_nonstandard_integer_type.
5979 2012-03-12 Richard Guenther <rguenther@suse.de>
5981 * tree.c (signed_or_unsigned_type_for): Use
5982 build_nonstandard_integer_type.
5983 (signed_type_for): Adjust documentation.
5984 (unsigned_type_for): Likewise.
5985 * tree-pretty-print.c (dump_generic_node): Use standard names
5986 for non-standard integer types if available.
5988 2012-03-12 Tristan Gingold <gingold@adacore.com>
5990 * config/vms/vms.opt: Add vms-opts.h header.
5991 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5993 (-mvms-return-codes): Document.
5994 (-mpointer-size): New option.
5995 (vms_pointer_size): Add enumeration.
5996 * config/vms/vms-opts.h: New file.
5997 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5998 __INITIAL_POINTER_SIZE.
5999 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6000 (C_COMMON_OVERRIDE_OPTIONS): Define.
6001 (DWARF2_ADDR_SIZE): Define.
6002 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6003 * config/vms/vms-protos.h (vms_c_common_override_options):
6005 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6006 if -mno-pointer-size.
6007 (vms_c_common_override_options): New function.
6008 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6009 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6010 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6011 and flag_vms_pointer_size.
6012 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6013 * config.gcc (*-*-*vms*): Define xm_file.
6014 (alpha*-dec-*vms*): Do not define xm_file.
6015 (alpha64-dec-*vms*): Remove.
6016 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6019 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6021 PR tree-optimization/51721
6022 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6023 if (int) unsvar cmp CST.
6025 2012-03-12 Richard Guenther <rguenther@suse.de>
6027 * tree-sra.c (create_access_replacement): Only rename the replacement
6028 if we can rewrite it into SSA form. Properly mark register typed
6029 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6030 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6031 for aggregate or BLKmode results.
6033 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6035 PR tree-optimization/52533
6036 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6037 type for mask, only handle shifts by non-zero in-range
6038 shift count, for LE_EXPR and GT_EXPR if new_val is
6039 maximum, don't add the assertion.
6041 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6043 * doc/invoke.texi: Document -mrtm option.
6044 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6045 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6046 (ix86_handle_option): Handle OPT_mrtm.
6047 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6049 (x86_64-*-*): Ditto.
6050 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6051 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6053 (ix86_target_string): Define -mrtm option.
6055 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6057 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6058 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6060 (bdesc_special_args): Ditto.
6061 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6062 (ix86_expand_special_args_builtin): Handle new built-in type.
6063 (ix86_expand_builtin): Handle XABORT instruction.
6064 * config/i386/i386.h (TARGET_RTM): New.
6065 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6066 (UNSPECV_XEND): Ditto.
6067 (UNSPECV_XABORT): Ditto.
6068 (UNSPECV_XTEST): Ditto.
6075 * config/i386/i386.opt (mrtm): New.
6076 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6077 * config/i386/rtmintrin.h: New header.
6078 * config/i386/xtestintrin.h: Ditto.
6080 2012-03-12 Tristan Gingold <gingold@adacore.com>
6082 * ginclude/stddef.h: Adjust previous patch.
6083 Use __VMS__ instead of VMS.
6085 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6088 Also convert sequences with CC setting arithmetic instruction.
6090 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6092 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6093 from C Language Options to Preprocessor Options.
6094 (C Dialect Options): Move -no-integrated-cpp documentation
6096 (Preprocessor Options): ...to here. Rewrite the description
6097 so it makes more sense, and remove discussion of merging front ends.
6099 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6103 (ix86_expand_setmem): Likewise.
6105 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6107 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6110 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6112 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6113 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6115 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6117 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6119 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6121 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6124 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6125 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/predicates.md (call_insn_operand): Allow
6128 constant_call_address_operand in Pmode only.
6129 (sibcall_insn_operand): Ditto.
6130 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6131 (*call_vzeroupper): Ditto.
6133 (*sibcall_vzeroupper): Ditto.
6134 (*call_value): Ditto.
6135 (*call_value_vzeroupper): Ditto.
6136 (*sibcall_value): Ditto.
6137 (*sibcall_value_vzeroupper): Ditto.
6138 (*indirect_jump): Ditto.
6139 (*tablejump_1): Ditto.
6140 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6142 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6145 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6148 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6149 Use movrt_negc instead of negc pattern for non-SH2A.
6151 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6153 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6155 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6156 if Pmode != word_mode.
6157 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6158 Pmode == SImode for TARGET_X32.
6160 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6161 (tls_initial_exec_x32): Likewise.
6163 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6165 PR rtl-optimization/52528
6166 * combine.c (can_combine_p): Add setting of subst_low_luid
6167 before call to expand_field_assignment().
6169 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6171 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6172 and related program names.
6174 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6176 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6178 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6182 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6184 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6185 (*movdi_internal_rex64): Use %E operand modifier for lea.
6186 (*movsi_internal): Ditto.
6188 (*lea<mode>_2): Ditto.
6189 (*lea_{3,4,5,6}_zext): Ditto.
6190 (*tls_global_dynamic_32_gnu): Ditto.
6191 (*tls_global_dynamic_64): Ditto.
6192 (*tls_dynamic_gnu2_lea_32): Ditto.
6193 (*tls_dynamic_gnu2_lea_64): Ditto.
6194 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6196 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6198 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6199 redefine to be NULL if the current bit-size is different from the
6200 configured bit-size.
6202 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6203 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6204 set the default tuning. Add asserts to make sure the cpu and tune
6205 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6206 test whether the index is set, instead of > 0.
6207 (rs6000_file_start): Do not reset the default cpu if the current
6208 bit-size is different from the configured bit-size.
6210 2012-03-09 Tristan Gingold <gingold@adacore.com>
6212 * config/vms/vms-crtlmap.map: Add comments.
6213 Add entries needed to build Ada RTS.
6215 2012-03-09 Tristan Gingold <gingold@adacore.com>
6217 * ginclude/stddef.h: Do not define __size_t on VMS.
6219 2012-03-09 Tristan Gingold <gingold@adacore.com>
6221 * c-tree.h (c_default_pointer_mode): New variable.
6222 * c-decl.c (c_default_pointer_mode): New variable.
6223 (c_build_pointer_type): New function.
6224 (grokdeclarator): Call c_build_pointer_type instead
6225 of build_pointer_type.
6227 * config/vms/vms-c.c: Include c-tree.h
6228 (saved_pointer_mode): New variable.
6229 (handle_pragma_pointer_size): New function.
6230 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6231 (vms_c_register_pragma): Register __pointer_size and
6232 __required_pointer_size pragmas.
6234 2012-03-09 Tristan Gingold <gingold@adacore.com>
6236 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6237 (vms_c_register_includes): Reference it.
6239 2012-03-09 Andrew Pinski <apinski@cavium.com>
6242 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6244 (tree_ssa_phiopt_worker): Go through all the PHIs for
6245 value_replacement instead of just the singleton one.
6246 (value_replacement): Change return type to int. Return 0 instead of
6248 Allow the middle basic block to contain more than just the defining
6250 Handle non empty middle basic blocks.
6251 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6253 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6255 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6256 array reference and component reference.
6257 (analyze_scalar_evolution_for_address_of): New.
6259 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6262 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6263 (hwloop_pattern_reg): Fix set but not used warning.
6264 (bfin_reorg_loops): Remove unused parameter.
6265 (bfin_reorg): Update use of bfin_reorg_loops.
6267 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6269 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6270 with integer parameters in registers.
6271 (gen_push): Push register in word_mode instead of Pmode.
6272 (ix86_emit_save_regs): Likewise.
6273 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6274 (gen_pop): Pop register in word_mode instead of Pmode.
6275 (ix86_emit_restore_regs_using_pop): Likewise.
6276 (ix86_expand_prologue): Replace Pmode with word_mode for push
6277 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6278 restore RAX and R10 in word_mode.
6279 (ix86_emit_restore_regs_using_mov): Restore integer registers
6281 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6283 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6284 (ix86_split_long_move): Likewise.
6286 * config/i386/i386.md (W): New.
6287 (*push<mode>2_prologue): Replace :P with :W.
6288 (*pop<mode>1): Likewise.
6289 (*pop<mode>1_epilogue): Likewise.
6290 (push/pop peephole2): Use word_mode scratch registers.
6292 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6294 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6296 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6298 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6299 for constants in [-63,63].
6301 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6305 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6307 * config/i386/i386.c (ix86_print_operand_address): Only handle
6308 zero-extended DImode addresses.
6310 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6312 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6313 * configure: Regenerate.
6315 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6318 * config/avr/avr.c (avr_mem_clobber): New static function.
6319 (avr_expand_delay_cycles): Add memory clobber operand to
6320 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6321 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6322 (enable_interrupt, disable_interrupt): New expander.
6323 (nopv, sleep, wdr): New expanders.
6324 (delay_cycles_1): Add memory clobber.
6325 (delay_cycles_2): Add memory clobber.
6326 (delay_cycles_3): Add memory clobber.
6327 (delay_cycles_4): Add memory clobber.
6328 (cli_sei): New insn from former "enable_interrupt",
6329 "disable_interrupt" with memory clobber.
6330 (*wdt): New insn from former "wdt" with memory clobber.
6331 (*nopv): Similar, but for "nopv".
6332 (*sleep): Similar, but for "sleep".
6334 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6335 Kaz Kojima <kkojima@gcc.gnu.org>
6338 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6339 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6340 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6342 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6345 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6346 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6348 2012-03-07 Walter Lee <walt@tilera.com>
6350 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6351 REG_CFA_* notes for the stack pointer.
6352 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6353 EH_RETURN_STACKADJ_RTX.
6354 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6355 generate REG_CFA_* notes for the stack pointer.
6356 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6357 by EH_RETURN_STACKADJ_RTX.
6359 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6361 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6362 when __AVR_3_BYTE_PC__ is defined.
6364 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6367 (ix86_print_operand): Handle '^'.
6368 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6369 using P mode iterator. Add %^ to asm template to conditionally emit
6371 (*rep_movdi_rex64): Ditto.
6372 (*strsetdi_rex_1): Ditto.
6373 (*rep_stosdi_rex64): Ditto.
6374 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6375 conditionally emit addr32 prefix.
6376 (*rep_mov{si,qi}): Ditto.
6377 (*strset{si,hi,qi}): Ditto.
6378 (*rep_stos{si,qi}): Ditto.
6379 (*cmpstrnqi_nz_1): Ditto.
6380 (*cmpstrnqi_1): Ditto.
6381 (*strlenqi_1): Ditto.
6383 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6385 * config/i386/i386.c (function_value_64): Return pointers in
6386 word_mode instead of Pmode.
6387 (ix86_promote_function_mode): Likewise.
6389 2012-03-07 Richard Guenther <rguenther@suse.de>
6391 * coverage.c (get_gcov_type): Use type_for_mode.
6392 (get_gcov_unsigned_t): Likewise.
6393 * expr.c (store_constructor): Use type_for_mode.
6394 (try_casesi): Likewise.
6395 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6396 (add_standard_iv_candidates): Use standard type trees.
6397 * dojump.c (do_jump): Remove dead code.
6399 2012-03-07 Richard Guenther <rguenther@suse.de>
6401 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6403 2012-03-07 Richard Guenther <rguenther@suse.de>
6405 * convert.c (strip_float_extensions): Move ...
6406 * tree.c (strip_float_extensions): ... here.
6408 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6411 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6413 2012-03-07 Richard Guenther <rguenther@suse.de>
6415 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6416 (expand_omp_for_generic): Likewise.
6417 (expand_omp_for_static_nochunk): Likewise.
6418 (expand_omp_for_static_chunk): Likewise.
6419 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6420 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6421 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6422 Use unsigned_type_for.
6423 (vect_create_cond_for_align_checks): Use signed_type_for.
6425 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6427 PR rtl-optimization/52203
6428 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6429 all callers to pass NULL except ...
6430 (reset_sched_cycles_in_current_ebb): ... here, save the value
6431 in new variable 'empty'. Increase issue_rate only for
6434 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6437 * Makefile.in: Let install-gcc-ar depend on installdirs,
6438 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6439 Don't double canonicalize if cross-compiling.
6441 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6444 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6445 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6446 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6448 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6451 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6453 * config/avr/avr.md (xload_8): Adjust insn length.
6455 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6458 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6459 if RAMPZ affects reading from RAM.
6461 2012-03-07 Richard Guenther <rguenther@suse.de>
6465 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6466 suggests you can include PCHs from inside another header.
6468 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6471 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6473 2012-03-07 Kai Tietz <ktietz@redhat.com>
6475 * doc/invoke.texi (fwritable-relocated-rdata): Document
6476 new Cygwin/MinGW target option.
6477 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6478 reloc if flag -fwritable-relocated-rdata is not set.
6479 (i386_pe_section_type_flags): Likewise.
6480 * config/i386/cygming.opt (fwritable-relocated-rdata):
6481 Add new flag variable flag_writable_rel_rdata.
6483 2012-03-07 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6486 precision against gimple constraints.
6488 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6491 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6493 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6494 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6496 (init_emit_regs): Move associated initialization to...
6497 (init_emit_once): ...here.
6499 2012-03-06 Richard Henderson <rth@redhat.com>
6501 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6502 * config/m68k/sync.md (atomic_test_and_set): Use it.
6503 (atomic_test_and_set_1): Likewise.
6505 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6508 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6509 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6510 (vector_ltgt<mode>): Likewise.
6511 (vector_ordered<mode>): Likewise.
6512 (vector_unordered<mode>): Likewise.
6513 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6515 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6517 * trans-mem.c: New typedef for tm_region_p.
6518 Define vector types for tm_region_p.
6519 (tm_region_init): Replace region_worklist to a vector called
6522 2012-03-06 Richard Guenther <rguenther@suse.de>
6524 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6525 MEM_REF with constant pointer operand.
6527 2012-03-06 Richard Guenther <rguenther@suse.de>
6530 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6532 2012-03-06 Tristan Gingold <gingold@adacore.com>
6534 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6535 (external_model_kind): Improve documentation.
6536 (vms_pragma_extern_model): Handle relaxed_redef.
6537 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6539 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6541 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6542 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6543 Some more notes on EIND usage and reorder EIND subsection.
6545 2012-03-06 Tristan Gingold <gingold@adacore.com>
6547 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6548 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6550 2012-03-06 Tristan Gingold <gingold@adacore.com>
6552 * config/vms/t-vmsnative (version): Define.
6553 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6555 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6557 PR rtl-optimization/52250
6558 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6559 to put note list into. Unconditionally call move_bb_info.
6560 (move_bb_info): Do not assert the blocks being in the same region,
6561 just drop the note list if they are not.
6563 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6566 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6567 and use unified expansion logic.
6568 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6569 closer to the existing movt insn.
6570 (negc): Rename insn to *negc. Add new expander.
6571 (movnegt): Use xor pattern for T bit negation. Reserve helper
6572 constant for negc pattern.
6573 (*movnegt): New insn and splitter.
6575 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6577 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6580 2012-03-05 Richard Henderson <rth@redhat.com>
6582 * genemit.c (main): Include "target.h" in insn-emit.c.
6583 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6584 * config/sh/sync.md (atomic_test_and_set): Reference
6585 targetm.atomic_test_and_set_trueval instead of
6586 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6588 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6590 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6593 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6595 * langhooks.c (add_builtin_type): New function.
6596 * langhooks.h (add_builtin_type): Export it.
6597 * config/mep/mep.c (mep_init_builtins): Use it.
6598 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6600 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6603 * tree.h (BLOCK_SAME_RANGE): Define.
6604 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6605 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6606 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6607 isn't equal to supercontext fragment's fragment chain.
6608 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6610 (blocks_nreverse_all): Likewise.
6611 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6612 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6613 supercontext fragment's fragment origin.
6614 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6615 range as its parent (or parents thereof etc.), use the parent's
6616 DW_AT_ranges value instead of creating a new .debug_ranges range.
6618 2012-03-05 Richard Henderson <rth@redhat.com>
6621 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6622 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6623 BIGGEST_ALIGNMENT is aligned.
6625 2012-03-05 Richard Henderson <rth@redhat.com>
6627 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6628 * config/sh/sh.c: ... here.
6630 2012-03-05 Richard Henderson <rth@redhat.com>
6633 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6634 instead of calling negqi2 directly.
6636 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6639 * trans-mem.c (tm_region_init): Use last_basic_block.
6641 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6643 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6644 * config/sh/sync.md (atomic_test_and_set): New expander.
6645 (tasb, atomic_test_and_set_soft): New insns.
6646 * config/sh/sh.opt (menable-tas): New option.
6647 * doc/invoke.texi (SH Options): Document it.
6649 2012-03-05 Richard Guenther <rguenther@suse.de>
6651 * cfgloop.c (verify_loop_structure): Verify dominators before
6653 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6654 dominators from here.
6655 * graphite-scop-detection.c (create_sese_edges): Likewise.
6656 * loop-doloop.c (doloop_optimize_loops): Likewise.
6657 * loop-init.c (loop_optimizer_init): Likewise.
6658 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6659 * loop-unswitch.c (unswitch_loops): Likewise.
6660 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6661 * tree-parloops.c (parallelize_loops): Likewise. Verify
6662 only when checking is enabled.
6663 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6665 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6667 * genautomata.c (parse_automata_opt): New static function.
6668 (initiate_automaton_gen): Remove all option handling code. Remove
6669 argc argument. All callers changed.
6670 (main): Call init_rtx_reader_args_cb with the new function as argument.
6672 2012-03-05 Richard Guenther <rguenther@suse.de>
6674 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6675 * tree-if-conv.c (combine_blocks): Free post-dominator info
6677 * tree-parloops.c (create_parallel_loop): Free and re-compute
6678 dominator info after breaking it.
6680 2012-03-05 Richard Guenther <rguenther@suse.de>
6683 * optabs.h (trapv_unoptab_p): New function.
6684 (trapv_binoptab_p): Likewise.
6685 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6686 a proper equiv_may_trap argument.
6687 (expand_unop): Likewise.
6688 (emit_libcall_block_1): Take extra argument whether the
6689 instruction may trap. Renamed from ...
6690 (emit_libcall_block): ... this. New wrapper.
6692 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6694 PR tree-optimization/51721
6695 * tree-vrp.c (register_edge_assert_for_2): If comparing
6696 lhs of right shift by constant with an integer constant,
6697 add ASSERT_EXPRs for the rhs1 of the right shift.
6699 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6701 2012-03-05 Richard Guenther <rguenther@suse.de>
6703 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6704 (integer_onep): Likewise.
6705 (integer_all_onesp): Likewise.
6707 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6709 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6711 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6713 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6714 instead of TARGET_64BIT.
6716 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6718 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6721 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6723 * config/i386/i386.c (ix86_print_operand_address): Only handle
6724 zero-extended DImode addresses.
6726 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6729 taken and cputaken as bool.
6731 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6733 * config/i386/constraints.md (Ya): New internal constraint.
6734 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6735 (*zero_extendsidi2_rex64): Add x,x alternative.
6736 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6737 Remove flags reg clobber. Adjust corresponding splits.
6738 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6739 zero_extendqisi2 expanders using SWI12 mode iterator.
6740 (zero_extend<mode>si2_and): Macroize insn from
6741 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6743 (*zero_extend<mode>si2): Macroize insn from
6744 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6745 (*zero_extend*2_movzbl_and): Remove insn patterns.
6746 (zero_extendqihi2_and): Merge corresponding splitter.
6747 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6748 (*zero_extend*2_movzbl_and): Remove insn patterns.
6749 (*anddi_1): Split TYPE_IMOVX instructions.
6750 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6752 (and->zext splitter): Add splitter pattern.
6753 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6755 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6757 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6759 (Debugging Options): Likewise.
6760 (Optimize Options): Likewise.
6761 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6762 with other architectures. Use official processor names with correct
6763 spelling/capitalization. Fix formatting and grammar issues.
6764 (i386 and x86-64 Windows Options): Similar cleanup here.
6766 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6768 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6770 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6772 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6773 DBX_REGISTER_NUMBER.
6775 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6777 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6778 operand is CONST_INT. Take COSTS_N_INSNS into account.
6779 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6782 2012-03-02 Richard Henderson <rth@redhat.com>
6784 * optabs.c (expand_atomic_test_and_set): Honor
6785 atomic_test_and_set_trueval even when atomic_test_and_set
6786 optab is not in use.
6788 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6792 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6793 GENERAL_REGS and FP_REGS for SImode.
6795 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6798 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6799 (absdi2): New expander.
6800 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6802 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6804 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6805 (atomic_exchange<mode>_soft): New insn.
6807 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6809 * config/sh/sync.md: Update copyright notice dates.
6810 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6812 (atomic_compare_and_swap<mode>_soft): Likewise.
6814 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6817 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6818 * config/sh/sh.c: Update copyright notice dates.
6819 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6820 alignment for TARGET_HARD_SH4.
6821 (sh_option_override): Reduce default function alignment. Set
6822 loop alignment to 4 bytes when not optimizing for size.
6824 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6827 * doc/invoke.texi (floop-flatten): Remove.
6828 * toplev.c (process_options): Remove references to flag_loop_flatten.
6829 * tree-ssa-loop.c (gate_graphite_transform): Same.
6830 * common.opt (floop-flatten): Obsolete.
6831 * graphite-poly.c (apply_poly_transforms): Remove reference to
6833 * Makefile.in (graphite-flattening.o): Remove.
6834 * graphite-flattening.c: Remove.
6836 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6838 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6839 having mode compatible with the mode of previous compare. Substitute
6840 compare mode of previous compare with the mode, compatible
6841 with eliminated and previous compare.
6843 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6845 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6847 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6849 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6850 compatible with CCGOCmode and CCGCmode.
6852 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6854 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6856 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6858 * config/arm/arm.c (arm_sat_operator_match): New function.
6859 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6860 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6861 ("SAT", "SATrev"): New code iterators.
6862 ("SATlo", "SAThi"): New code iterator attributes.
6863 ("*satsi_<SAT:code>"): New pattern.
6864 ("*satsi_<SAT:code>_shift"): Likewise.
6865 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6866 and "shift" attributes.
6867 ("arm_usatsihi"): Add "insn" attribute.
6868 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6869 by powers of two. Do not allow shift by 32.
6871 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6874 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6875 to pass the argument in the register of "natural" mode.
6877 2012-03-02 Richard Guenther <rguenther@suse.de>
6879 PR tree-optimization/52406
6880 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6881 (struct indices): Add unconstrained_base member.
6882 (struct dr_alias): Remove unused vops member.
6883 (DR_UNCONSTRAINED_BASE): New define.
6884 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6885 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6886 be an artificial access that covers the whole indexed object,
6887 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6888 plain decl base-objects to their MEM_REF variant.
6889 (dr_may_alias_p): When the base-object of either data reference
6890 has unknown size use only points-to information.
6891 (compute_affine_dependence): Make dumps easier to read and
6893 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6894 DR_REF when looking for packed references.
6895 (vect_supportable_dr_alignment): Likewise.
6897 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6899 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6900 Improve conditions for peepholes of loads followed by commutative
6902 * config/arm/ldmstm.md: Regenerated.
6904 2012-03-02 Richard Guenther <rguenther@suse.de>
6906 * BASE-VER: Set to 4.8.0.
6908 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6910 * config.gcc (obsolete): Add all ARM targets using the FPA.
6911 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6912 * doc/install.texi: Avoid references to obsolete ARM ports.
6914 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6916 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6918 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6919 Joern Rennecke <joern.rennecke@embecosm.com>
6921 * doc/extend.texi: Expand and update information on interrupt
6922 attribute for Epiphany.
6924 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6926 * config/sh/sh-protos.h: Update copyright notice dates.
6927 * config/sh/sh.h: Likewise.
6928 * config/sh/sh.md: Likewise.
6929 * config/sh/constraints.md: Likewise.
6930 * config/sh/predicates.md: Likewise.
6932 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6934 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6935 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6937 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6939 * config/sh/constraints.md: Fix comment typo.
6941 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6944 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6945 unsigned HOST_WIDE_INT.
6946 (zvdep_imm64): Likewise.
6947 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6948 (vdepi_and): Likewise.
6949 Likewise for unamed 64-bit patterns.
6950 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6952 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6955 PR rtl-optimization/52417
6956 * cselib.c (cselib_any_perm_equivs): New variable.
6957 (cselib_reset_table): Check that it's not set when not
6958 preserving constants.
6959 (cselib_add_permanent_equiv): Set it.
6960 (cselib_have_permanent_equivalences): New.
6961 (cselib_init, cselib_finish): Reset it.
6962 * cselib.h (cselib_have_permanent_equivalences): Declare.
6963 * alias.c (get_addr): Restore earlier behavior when there
6964 aren't permanent equivalences.
6966 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6968 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6969 * config/v850/v850-modes.def: Fix copyright notice.
6971 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6973 * doc/extend.texi (AVR Built-in Functions): Document
6974 __builtin_avr_flash_segment.
6976 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6977 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6978 (*split.flash_segment): New insn-and-split.
6979 * config/avr/avr.c (avr_init_builtins): Add local variables:
6980 const_memx_void_node, const_memx_ptr_type_node,
6981 char_ftype_const_memx_ptr.
6983 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6985 PR tree-optimization/52445
6986 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6987 add ssa_name_ver, offset and size fields and change store field
6989 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6990 (add_or_mark_expr): Likewise. Only consider previous stores
6991 with the same size and offset.
6992 (nt_init_block): Only look at gimple_assign_single_p stmts,
6993 doesn't look at rhs2.
6995 2012-03-01 Richard Guenther <rguenther@suse.de>
6998 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6999 conversions from integral types to pointer types.
7001 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7003 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7004 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7005 unintentionally removed in r184616.
7007 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7009 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7012 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7013 Uros Bizjak <ubizjak@gmail.com>
7016 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7017 alternatives, add "e" constraint to the new last alternative
7018 and ! to last 3 alternatives.
7020 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7022 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7023 DW_AT_artificial attributes at the end of the processing.
7024 (gen_array_type_die): Likewise.
7025 (gen_enumeration_type_die): Likewise.
7026 (gen_struct_or_union_type_die): Likewise.
7027 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7030 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7033 * expr.c (expand_assignment): If doing misaligned store that doesn't
7034 cover all mode bits, perform a RMW cycle.
7036 PR tree-optimization/52429
7037 * tree-parloops.c (separate_decls_in_region_debug): Return early
7038 if var is LABEL_DECL.
7040 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7042 PR tree-optimization/52424
7043 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7044 calling dom_thread_across_edge.
7046 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7048 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7050 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7052 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7053 * config/avr/avr.c (avr_output_bld): Remove unused function.
7054 (avr_out_sbxx_branch): Use "%T" to print bit position.
7056 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7058 * config/avr/avr.md: Untabify.
7060 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7062 * config/avr/avr.md (eqne): New code iterator.
7063 (*dec-and-branchsi): Use it in text peephole's condition.
7064 (*dec-and-branchhi): Ditto.
7065 (*dec-and-branchqi): Ditto.
7067 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7070 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7071 the device does not have the skip-bug.
7073 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7075 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7076 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7077 -mpretend-cmove): New.
7079 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7082 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7083 doesn't count DEBUG_INSN refs.
7084 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7085 for DEBUG_INSN refs.
7087 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7091 2012-02-20 Richard Guenther <rguenther@suse.de>
7092 PR tree-optimization/52298
7093 * tree-vect-stmts.c (vectorizable_load): Properly use
7094 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7096 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7099 * gimple.h (gimple_in_transaction): New.
7100 (gimple_set_in_transaction): New.
7101 (struct gimple_statement_base): Add in_transaction field.
7102 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7104 (tree_ssa_lim_initialize): Compute transaction bits.
7105 * tree.h (compute_transaction_bits): Protoize.
7106 * trans-mem.c (tm_region_init): Use the heap to store BB
7108 (compute_transaction_bits): New.
7110 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7112 * gcc.c (display_help): Document --help=common and sort entries
7115 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7117 * doc/install.texi: Document check-$LANG specific shortcuts
7119 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7122 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7124 * config/arm/arm_neon.h: Regenerate.
7125 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7126 (neon_vcgeu): New insn.
7127 (neon_vcgtu): Likewise.
7128 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7129 (ops): Unsigned comparison intrinsics call a different builtin.
7131 2012-02-28 Richard Guenther <rguenther@suse.de>
7134 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7135 ordering for the VEC_CONCAT for two element vectors for
7136 V2SFmode, V2SImode and V2DImode.
7138 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7141 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7142 detecting big-endian triplets.
7144 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7146 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7147 mode if there is no type information available.
7149 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7151 PR tree-optimization/53207
7152 * doc/invoke.texi: Document as experimental and relying on graphite.
7154 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7156 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7157 of initializer to changes from r184614.
7159 2012-02-28 Richard Guenther <rguenther@suse.de>
7161 PR tree-optimization/52395
7162 * tree-sra.c (build_ref_for_offset): Also look at the base
7163 TYPE_ALIGN when figuring out the alignment of the replacement.
7165 2012-02-28 Richard Guenther <rguenther@suse.de>
7167 PR tree-optimization/52402
7168 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7169 mis-aligned types when creating the accesses at the call site.
7171 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7173 * config/avr/builtins.def: New file.
7174 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7175 * config/avr/avr.c (enum avr_builtin_id): Use it.
7176 (avr_init_builtins): Use it. And use avr_bdesc.
7177 (bdesc_1arg): Remove.
7178 (bdesc_2arg): Remove.
7179 (bdesc_3arg): Remove.
7180 (struct avr_builtin_description): Add field n_args.
7181 (avr_bdesc): New static variable using builtins.def.
7182 (avr_expand_builtin): Use it.
7183 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7184 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7185 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7187 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7190 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7191 match only one single hard register with respective hard reg rtx.
7192 (movmemx_<mode>): Ditto.
7193 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7194 insn anatomy of movmem[x]_<mode>.
7195 (avr_out_movmem): Same for printing assembler and operand usage.
7197 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7201 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7202 address spaces located outside of device flash.
7204 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7205 (mcu_type_s): Add field n_flash.
7206 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7207 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7208 (AVR_MCU): Add N_FLASH argument.
7209 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7210 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7211 macro __FLASH<n> if that address space makes sense for the device.
7212 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7213 outside of target flash.
7214 (avr_asm_named_section): Ditto.
7215 (avr_asm_select_section): Ditto.
7216 (avr_addr_space_convert): Ditto.
7217 (avr_emit_movmemhi): Ditto.
7218 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7219 address space is outside of device flash.
7220 (avr_insert_attributes): Ditto.
7221 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7222 avr_current_arch->n_segments.
7224 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7227 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7228 (*movabs<mode>_2): Likewise.
7230 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7233 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7234 s_register_operand in the test instead of REG_P. Don't call
7235 gen_reg_rtx if it won't be used.
7237 PR tree-optimization/52376
7238 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7240 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7242 * ifcvt.c (noce_get_condition): Check condition variable is not
7243 small_register_classes_for_mode_p before accepting.
7245 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7247 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7249 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7252 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7253 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7255 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7257 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7259 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7261 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7263 * config/sh/predicates.md: Remove blank lines.
7264 * config/sh/sh.c: Fix typos in comments.
7265 * config/sh/constraints.md: Likewise.
7266 * config/sh/sh.md: Remove blank lines.
7267 Fix typos in comments. Use ;; as comment characters.
7269 2012-02-26 Walter Lee <walt@tilera.com>
7271 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7272 (replace_mov_pcrel_step2): Ditto.
7274 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7277 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7278 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7279 and locs that reference values newer than the non-canonical value
7280 at hand. Return the canonical value as a worst case.
7281 (memrefs_conflict_p): Walk canonical value's locs.
7284 * cselib.c (preserve_only_constants): Rename to...
7285 (preserve_constants_and_equivs): ... this. Split out...
7286 (invariant_or_equiv_p): ... this. Preserve plus expressions
7287 of other preserved expressions too.
7288 (cselib_reset_table): Adjust.
7289 * var-tracking.c (reverse_op): Use canonical value to build
7292 2012-02-23 Kai Tietz <ktietz@redhat.com>
7294 * config/i386/i386.c (ix86_delegitimize_address): Handle
7295 UNSPEC_PCREL plus displacement.
7297 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7300 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7301 to test for unusedness in st X addressing.
7303 2012-02-24 Richard Guenther <rguenther@suse.de>
7306 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7307 (is_gimple_reg_type): Move inline ...
7308 * gimple.h (is_gimple_reg_type): ... here.
7310 2012-02-24 Richard Guenther <rguenther@suse.de>
7313 * passes.c (execute_function_todo): When verifying SSA form
7314 verify gimple form first.
7315 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7317 2012-02-24 Richard Guenther <rguenther@suse.de>
7320 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7321 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7323 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7325 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7327 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7329 * tree-phinodes.c (make_phi_node): Mark static.
7330 * tree-flow.h (make_phi_node): Remove extern decl.
7331 * doc/gimple.texi (make_phi_node): Remove documentation.
7333 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7335 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7336 * tree-ssa-sccvn.c (print_scc): Ditto.
7338 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7340 * doc/passes.texi (Full redundancy elimination): Fix typo.
7342 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7344 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7346 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7349 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7351 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7354 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7356 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7358 * config/avr/avr.md (code_stdname): Add ior, xor.
7359 (xior): New code iterator.
7360 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7361 (*<code_stdname><mode>qi.byte1-3): Ditto.
7363 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7365 PR tree-optimization/52019
7366 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7369 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7371 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7372 HAVE_INITFINI_ARRAY to work around namespace pollution in
7373 certain versions of newlib system headers.
7374 * config.in: Regenerate.
7375 * configure: Regenerate.
7376 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7377 instead of HAVE_INITFINI_ARRAY.
7379 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7382 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7383 is not offsettable memory reference.
7385 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7388 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7389 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7391 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7393 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7394 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7396 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7398 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7399 library on Solaris 8 even without TLS support.
7400 * configure: Regenerate.
7402 2012-02-22 Richard Guenther <rguenther@suse.de>
7405 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7406 for GIMPLE_DEBUG stmts.
7408 2012-02-22 Martin Jambor <mjambor@suse.cz>
7411 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7412 according to the base object.
7414 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7416 PR rtl-optimization/50063
7417 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7418 and 2 (8-bit SP) in operand 2.
7419 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7420 setup to use movhi_sp_r instead of vanilla move to write SP.
7421 Adjust REG_CFA notes to superseed unspec.
7422 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7424 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7425 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7426 irq_state 1 (IRQ known to be on) here.
7428 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7430 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7432 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7433 assign_hard_reg): Likewise.
7435 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7437 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7439 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7442 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7443 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7445 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7447 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7448 prototype from here to...
7449 * config/avr/avr.h: ...here.
7451 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7454 * thumb2.md (thumb2_shiftsi3_short): Split register and
7455 immediate shifts. For register shifts tie operands 0 and 1.
7456 (peephole2 for above): Check that register-controlled shifts
7457 have suitably tied operands.
7459 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7462 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7463 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7464 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7465 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7466 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7467 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7468 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7469 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7470 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7471 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7472 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7473 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7474 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7475 bdver1_ssevector_avx256_unaligned_load,
7476 bdver1_ssevector_sse128_unaligned_load,
7477 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7478 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7479 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7480 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7481 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7482 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7483 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7484 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7485 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7486 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7487 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7488 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7489 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7490 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7491 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7492 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7493 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7494 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7495 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7496 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7497 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7498 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7499 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7500 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7501 bdver1_ssediv_double_load, bdver1_ssediv_double,
7502 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7503 Add "bdver2" attribute.
7505 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7507 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7508 default if possible and not specified otherwise.
7510 2012-02-21 Richard Guenther <rguenther@suse.de>
7513 * gimplify.c (create_tmp_from_val): Use the main variant type
7514 for the type of the temporary we create.
7516 2012-02-21 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/52324
7519 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7520 do not gimplify a MEM_REF address operand if it is already
7523 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7525 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7526 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7528 2012-02-21 Richard Guenther <rguenther@suse.de>
7530 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7531 nested_in_vect_loop.
7533 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7535 PR tree-optimization/52318
7536 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7537 vdef also to non-pure/const call stmts in the sequence.
7539 2012-02-21 Tristan Gingold <gingold@adacore.com>
7541 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7543 2012-02-20 David S. Miller <davem@davemloft.net>
7545 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7546 don't use the "rd %pc" instruction on v9 for PIC register loads.
7548 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7551 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7552 in a transaction safe function.
7554 2012-02-20 Kai Tietz <ktietz@redhat.com>
7557 * stor-layout.c (place_field): Handle desired_align for
7560 2012-02-20 Richard Guenther <rguenther@suse.de>
7562 PR tree-optimization/52298
7563 * tree-vect-stmts.c (vectorizable_store): Properly use
7564 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7566 (vectorizable_load): Likewise.
7567 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7568 Access DR_STEP after ensuring it is not NULL.
7570 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7572 PR tree-optimization/52286
7573 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7574 optimization use double_int_to_tree instead of build_int_cst_wide,
7575 rewrite to use double_int vars.
7577 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7580 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7582 Remove -e 0 from $gcc_cv_ld invocation.
7583 Only use __GLIBC_PREREQ if defined.
7584 Enable on Solaris since Solaris 8 patch.
7585 (gcc_SUN_LD_VERSION): New macro.
7586 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7587 gcc_SUN_LD_VERSION for version number format.
7588 * configure: Regenerate.
7589 * varasm.c (get_elf_initfini_array_priority_section): Set
7590 SECTION_NOTYPE for non-default priority.
7591 Use get_section instead of get_unnamed_section to emit
7592 .init_array/.fini_array with default priority.
7594 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7596 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7597 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7598 (mips_start_unique_function, mips_output_mips16_rdhwr)
7599 (mips_code_end): New functions.
7600 (TARGET_ASM_CODE_END): Define.
7602 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7604 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7605 to stubs with non-sibling calls.
7607 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7609 * doc/invoke.texi (-fira-* options): Copy-edit.
7610 (ira-* parameters): Copy-edit.
7612 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7614 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7615 GCC coding conventions.
7617 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7619 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7620 when used as adjectives.
7622 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7624 * doc/invoke.texi: Clean up "that"/"which" confusion.
7626 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7628 * system.h: Poison SMALL_REGISTER_CLASSES
7629 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7630 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7632 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7634 PR tree-optimization/52285
7635 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7636 when deciding if a call is a tail call or tail recursion.
7638 2012-02-16 Kai Tietz <ktietz@redhat.com>
7640 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7641 interger-constant displacement for UNSPEC_PCREL.
7643 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7645 PR rtl-optimization/52208
7646 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7647 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7649 PR tree-optimization/52255
7650 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7651 loop->header has virtual PHI, but exit_e->dest doesn't, add
7652 virtual PHI to exit_e->dest and adjust all uses after the loop.
7655 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7656 children with clone_tree_hash, not after it.
7658 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7660 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7661 extended identifiers.
7663 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7666 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7667 a same_body_alias, also test whether e->callee isn't a former
7668 or current clone of the decl this is a same body alias of.
7670 PR translation/52264
7671 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7673 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7675 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7677 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7680 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7681 force_reg instead of copy_to_reg for better optimization. Force
7682 non-register or memory operands into a register.
7684 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7686 * extend.texi: Reserve upper bits of memory model for future use.
7688 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7689 Anatoly Sokolov <aesok@post.ru>
7690 Eric Weddington <eric.weddington@atmel.com>
7693 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7694 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7695 Rewrite initializers for .macro.
7696 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7697 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7698 atxmega32d4, atxmega32x1.
7699 avrxmega4: atxmega64a3, atxmega64d3.
7700 avrxmega5: atxmega64a1, atxmega64a1u.
7701 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7702 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7703 avrxmega7: atxmega128a1, atxmega128a1u.
7704 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7705 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7706 (struct base_arch_s): Rename reserved to xmega_p.
7707 Rename reserved2 to have_rampd.
7708 (AVR_XMEGA): New define.
7709 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7710 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7711 * config/avr/predicates.md (io_address_operand): Take into
7713 (low_io_address_operand): Ditto.
7714 (high_io_address_operand): Ditto.
7715 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7716 (enabled, movhi_sp_r): Use them.
7717 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7718 cpp_define_formatted to built-in define __AVR_ARCH__.
7719 (__AVR_XMEGA__): New built-in define.
7720 (__AVR_HAVE_RAMPD__): New built-in define.
7721 (__AVR_HAVE_RAMPX__): New built-in define.
7722 (__AVR_HAVE_RAMPY__): New built-in define.
7723 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7725 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7726 (avr_option_override): Initialize them.
7727 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7728 (avr_init_expanders): Initialize them. No more block several calls.
7729 (emit_push_sfr): New static function.
7730 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7732 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7733 (avr_print_operand): Print addreeses as symbols for
7734 RAMPX, RAMPY, RAMPD, CCP.
7735 (output_movhi): Handle AVR_XMEGA when writing to SP.
7736 (avr_out_movhi_mr_r_xmega): New static function.
7737 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7738 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7739 __RAMPD__, __CCP__ as needed.
7741 * config/avr/multilib.h: Regenerate.
7742 * config/avr/t-multilib: Regenerate.
7743 * config/avr/avr-tables.opt: Regenerate.
7745 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7747 PR tree-optimization/50561
7748 * graphite-flattening.c (lst_project_loop): Do not
7749 remove old scattering dimensions after flattening.
7750 (lst_do_flatten): Likewise.
7752 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7754 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7755 __builtin_avr_map8, __builtin_avr_map16.
7756 Document __builtin_avr_insert_bits.
7758 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7759 (insert_bits): New insn.
7760 (adjust_len.map_bits): Rename to insert_bits.
7761 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7762 * avr-protos.h (avr_out_map_bits): Remove.
7763 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7764 * config/avr/constraints.md (Cxf,C0f): New.
7765 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7766 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7767 New built-in define __BUILTIN_AVR_INSERT_BITS.
7768 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7769 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7770 (avr_move_bits): Rewrite.
7771 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7773 (avr_map_op_t): New typedef.
7774 (avr_map_op): New static variable.
7775 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7776 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7777 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7778 (bdesc_3arg, avr_expand_triop_builtin): New.
7779 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7780 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7781 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7782 (avr_map_equal_p, avr_map_sig_p): Remove.
7783 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7784 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7785 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7786 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7787 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7788 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7790 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7792 * config/c6x/c6x.md (reserve_cycles): New attribute.
7793 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7794 don't reserve functional units after the branch occurs.
7796 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7799 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7800 functions into non-tm_pure functions.
7802 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7805 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7806 (iterative_hash_canonical_type): Likewise.
7807 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7810 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7812 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7813 sched-group insn, it either remains alone or the entire list is pruned.
7815 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7817 * doc/install.texi (Prerequisites): Fix grammar.
7818 (Configuration): Likewise.
7820 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7822 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7823 MPC as part of GCC before describing configuring with --with-gmp etc.
7824 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7825 sources are present.
7827 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7830 * dwarf2out.c (clone_tree_hash): New function.
7831 (copy_decls_walk): Use it instead of clone_tree.
7833 2012-02-14 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/52244
7836 PR tree-optimization/51528
7837 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7838 replacements for integral types.
7840 2012-02-14 Walter Lee <walt@tilera.com>
7842 * config.gcc: Handle tilegx and tilepro.
7843 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7845 Add HAVE_AS_TLS check for tilegx and tilepro.
7846 * configure: Regenerate.
7847 * doc/contrib.texi: Add Mat Hostetter and self.
7848 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7849 Document instruction intrinsics and network accessing intrinsics.
7850 (TILEPro Built-in Functions): New node. Document instruction
7851 intrinsics and network accessing intrinsics.
7852 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7853 (Specific, tilepro-*-linux*): Likewise.
7854 * doc/invoke.texi (TILE-Gx Options): New section.
7855 (TILEPro Options): New section.
7856 * doc/md.texi (TILE-Gx): New section.
7857 (TILEPro): New section.
7858 * common/config/tilegx/tilegx-common.c: New file.
7859 * common/config/tilepro/tilepro-common.c: New file.
7860 * config/tilegx/constraints.md: New file.
7861 * config/tilegx/linux.h: New file.
7862 * config/tilegx/mul-tables.c: New file.
7863 * config/tilegx/predicates.md: New file.
7864 * config/tilegx/sync.md: New file.
7865 * config/tilegx/t-tilegx: New file.
7866 * config/tilegx/tilegx-builtins.h: New file.
7867 * config/tilegx/tilegx-c.c: New file.
7868 * config/tilegx/tilegx-generic.md: New file.
7869 * config/tilegx/tilegx-modes.def: New file.
7870 * config/tilegx/tilegx-multiply.h: New file.
7871 * config/tilegx/tilegx-protos.h: New file.
7872 * config/tilegx/tilegx.c: New file.
7873 * config/tilegx/tilegx.h: New file.
7874 * config/tilegx/tilegx.md: New file.
7875 * config/tilegx/tilegx.opt: New file.
7876 * config/tilepro/constraints.md: New file.
7877 * config/tilepro/gen-mul-tables.cc: New file.
7878 * config/tilepro/linux.h: New file.
7879 * config/tilepro/mul-tables.c: New file.
7880 * config/tilepro/predicates.md: New file.
7881 * config/tilepro/t-tilepro: New file.
7882 * config/tilepro/tilepro-builtins.h: New file.
7883 * config/tilepro/tilepro-c.c: New file.
7884 * config/tilepro/tilepro-generic.md: New file.
7885 * config/tilepro/tilepro-modes.def: New file.
7886 * config/tilepro/tilepro-multiply.h: New file.
7887 * config/tilepro/tilepro-protos.h: New file.
7888 * config/tilepro/tilepro.c: New file.
7889 * config/tilepro/tilepro.h: New file.
7890 * config/tilepro/tilepro.md: New file.
7891 * config/tilepro/tilepro.opt: New file.
7893 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7895 PR tree-optimization/52210
7896 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7897 vect_model_simple_cost with two entry vect_def_type array instead
7898 of an address of dt.
7900 2012-02-14 Richard Guenther <rguenther@suse.de>
7903 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7904 Do not stream DECL_QUALIFIER.
7905 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7906 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7907 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7909 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7912 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7915 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7918 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7919 * cselib.c (cselib_subst_to_values_from_insn): New function.
7920 * sched-deps.c (add_insn_mem_dependence,
7921 sched_analyze_1, sched_analyze_2): Use it.
7923 2012-02-13 Jan Hubicka <jh@suse.cz>
7926 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7928 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7930 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7931 (GTM_SELF_SPECS): Define if not already defined.
7932 (driver_self_specs): Add GTM_SELF_SPECS.
7933 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7934 (GTM_SELF_SPECS): Define.
7935 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7936 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7938 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7940 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7943 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7946 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7947 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7949 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7952 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7954 2012-02-13 Richard Guenther <rguenther@suse.de>
7956 PR translation/52211
7957 * passes.c (enable_disable_pass): Fix typo.
7959 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7962 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7963 XOR for reduce_bit_field if type is unsigned.
7965 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7967 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7968 disallow changes from SFmode to mode with different size in FP regs.
7970 2012-02-12 Robert Millan <rmh@gnu.org>
7971 Gerald Pfeifer <gerald@pfeifer.com>
7973 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7976 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7978 PR rtl-optimization/52175
7979 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7980 to frame-related instructions.
7982 2012-02-10 Jason Merrill <jason@redhat.com>
7985 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7986 (demangle_new_symbols): Fill it.
7987 (scan_linker_output): Walk it.
7988 (start_tweaking): Split out from scan_linker_output.
7989 (maybe_tweak): Update sym->chosen.
7990 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7992 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7995 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7997 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7999 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8000 having the same mode as previous compare.
8002 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8004 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8005 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8006 (nonlocal_goto_internal): Likewise.
8007 (nonlocal_goto): Emit a use and an indirect jump directly.
8009 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8012 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8013 __atomic_{is,always}_lock_free.
8015 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8019 negative constant address for TARGET_X32.
8021 2012-02-10 Richard Henderson <rth@redhat.com>
8023 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8024 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8025 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8027 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8028 Ira Rosen <irar@il.ibm.com>
8030 PR tree-optimization/50031
8031 * targhooks.c (default_builtin_vectorization_cost): Handle
8033 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8034 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8035 all types of reduction and pattern statements.
8036 (vect_estimate_min_profitable_iters): Likewise.
8037 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8038 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8039 for explicit realigns.
8040 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8041 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8043 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8044 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8045 vec_perm for VSX and handle vec_promote_demote.
8047 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8050 * builtins.c (fold_builtin_atomic_always_lock_free,
8051 expand_builtin_atomic_always_lock_free,
8052 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8053 Return and/or test boolean_true_node/boolean_false_node instead of
8054 integer_one_node/integer_zero_node.
8056 2012-02-10 Jan Hubicka <jh@suse.cz>
8059 * predict.c (predict_paths_for_bb): Prevent looping.
8060 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8062 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8064 * config/arm/arm.c (output_move_double): In one case properly
8065 count number of instructions that will be emitted.
8067 2012-02-10 Richard Guenther <rguenther@suse.de>
8069 PR translation/52193
8070 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8072 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8075 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8077 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8080 * var-tracking.c (emit_note_insn_var_location): If
8081 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8082 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8083 non-NOTE_DURING_CALL_P insn.
8085 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8088 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8090 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8093 * gcc.c (switch_matches) Support switches with separated form,
8096 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8098 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8100 (RAMPZ_ADDR): Ditto.
8101 * config/avr/avr.c (avr_addr_t): New typedef.
8102 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8103 (avr_init_expanders): Initialize it.
8104 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8106 (expand_epilogue): Ditto.
8107 (avr_print_operand): Ditto.
8108 (avr_file_start): Ditto.
8109 (avr_emit_movmemhi): Ditto.
8111 2012-02-08 Richard Guenther <rguenther@suse.de>
8113 PR tree-optimization/46886
8114 * tree-flow.h (do_while_loop_p): Declare.
8115 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8116 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8118 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8120 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8121 always succeed for integers larger than a native word.
8123 2012-02-08 Richard Guenther <rguenther@suse.de>
8125 PR rtl-optimization/52170
8126 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8127 properly handle integer vector modes.
8129 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8131 PR gcov-profile/52150
8132 * coverage.c: Include target.h.
8133 (build_var): Call targetm.strip_name_encoding on the assembler name.
8134 Change one _ into . or $ if the target allows it.
8135 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8137 PR rtl-optimization/52139
8138 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8139 is a BARRIER after emit_insn_after_noloc, move BB_END
8140 to the last non-BARRIER insn before it.
8142 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8145 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8146 (mips_gimplify_va_arg_expr): Call it instead of
8147 std_gimplify_va_arg_expr.
8149 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8151 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8152 message for -mno-pointers-to-nested-function.
8154 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8157 * expr.c (get_inner_reference): If there is an offset, add a negative
8158 bit position to it (if any).
8160 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8162 PR rtl-optimization/52060
8163 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8164 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8165 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8166 and/or i0src_copy2 when needed.
8168 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8170 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8171 or LTOPLUGINSONAME if have_c.
8173 * config/freebsd-spec.h: Add comment about what macros can be defined
8175 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8176 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8179 2012-02-07 Richard Guenther <rguenther@suse.de>
8181 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8182 newline in -alias dumps.
8184 2012-02-07 Kai Tietz <ktietz@redhat.com>
8185 Dave Korn <dave.korn.cygwin@gmail.com>
8188 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8189 Take care that typinfo gets dllexport-attribute.
8191 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8194 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8195 if modifier < EXPAND_SUM call force_operand on the result.
8197 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8199 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8200 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8202 (epiphany_function_type): Replace types for specific interrupts with
8203 EPIPHANY_FUNCTION_INTERRUPT.
8204 (EPIPHANY_INTERRUPT_P): Update.
8205 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8206 New static function.
8207 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8208 <disinterrupt>: Affects type identity.
8209 (epiphany_handle_interrupt_attribute): Handle variable number of
8211 (epiphany_compute_function_type): Update for new
8212 epiphany_function_type definition.
8213 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8214 handlers with a longcall forwarder.
8215 (epiphany_start_function): Handle multiple interrupt arguments and/or
8216 forwarder_section attribute.
8218 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8221 2012-02-07 Alan Modra <amodra@gmail.com>
8224 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8227 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8229 PR tree-optimization/50969
8230 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8231 use vec_perm rather than vector_stmt.
8232 (vect_model_load_cost): Likewise.
8233 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8234 vec_perm to be the same as other vector statements.
8235 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8236 cost of vec_perm for TARGET_VSX.
8238 2012-02-06 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/52115
8241 * tree-sra.c (access_has_replacements_p): New function.
8242 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8244 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8247 * trans-mem.c (expand_call_tm): Add an assertion.
8248 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8251 2012-02-06 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/50955
8254 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8255 raise cost of expressions that replace an address with an
8256 expression based on a different pointer.
8258 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8261 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8262 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8264 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8267 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8268 -Weffc++ and specify guidelines come from second edition.
8270 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8272 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8273 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8274 (call_direct_split, call_value_split, call_value_internal_direct)
8275 (call_value_direct_split, call_value_multiple_split): Use jal and
8276 jal_macro attributes.
8278 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8280 * reload1.c (reload_regs_reach_end_p): Replace with...
8281 (reload_reg_rtx_reaches_end_p): ...this function.
8282 (new_spill_reg_store): Update commentary.
8283 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8284 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8285 before setting new_spill_reg_store.
8286 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8287 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8288 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8289 for non-spill reload registers.
8291 2012-02-05 Ira Rosen <irar@il.ibm.com>
8293 PR tree-optimization/52091
8294 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8295 (vect_is_simple_use_1): Likewise.
8296 * tree-vect-loop.c (vectorizable_reduction): Update calls
8297 to vect_is_simple_use_1 and vect_is_simple_use.
8298 (vectorizable_live_operation): Likewise.
8299 * tree-vect-patterns.c (widened_name_p,
8300 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8301 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8302 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8303 vectorizable_shift,vectorizable_operation, vectorizable_store,
8304 vectorizable_load): Likewise.
8305 (vect_is_simple_cond): Add an argument, pass it to
8306 vect_is_simple_use_1.
8307 (vectorizable_condition): Update calls to vect_is_simple_cond,
8309 (vect_is_simple_use): Add an argument, the statement in which
8310 OPERAND is used. Check that if OPERAND's def stmt is a double
8311 reduction phi node, the use is a phi node too.
8312 (vect_is_simple_use_1): Add an argument, pass it to
8314 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8315 to vect_is_simple_use.
8317 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8319 PR rtl-optimization/52095
8320 * modulo-sched.c (dump_insn_locator): New function.
8321 (loop_canon_p, sms_schedule): Use it.
8323 PR rtl-optimization/52113
8324 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8325 even for decomposable shift/zext insns.
8327 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8328 Zdenek Dvorak <ook@ucw.cz>
8330 PR rtl-optimization/52092
8331 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8332 on get_iv_value result.
8334 2012-02-02 Andrew Pinski <apinski@cavium.com>
8338 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8340 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8343 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8345 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8347 PR rtl-optimization/49800
8348 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8349 (sched_finish): Call regstat_free_n_sets_and_refs.
8351 2012-02-02 Jia Liu <proljc@gmail.com>
8353 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8356 2012-02-02 Jan Hubicka <jh@suse.cz>
8357 Tom de Vries <tom@codesourcery.com>
8360 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8361 * varpool.c (varpool_analyze_pending_decls): Likewise.
8363 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8364 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8366 * config.gcc: Add cr16-* support.
8368 * doc/extend.texi: Document cr16 extensions.
8369 * doc/install.texi: Document cr16 install.
8370 * doc/invoke.texi: Document cr16 options.
8371 * doc/md.texi: Document cr16 constraints.
8373 * common/config/cr16/cr16-common.c: New file.
8374 * config/cr16/cr16.c: New file.
8375 * config/cr16/cr16.h: New file.
8376 * config/cr16/cr16.md: New file.
8377 * config/cr16/cr16.opt: New file.
8378 * config/cr16/cr16-protos.h: New file.
8379 * config/cr16/predicates.md: New file.
8380 * config/cr16/constraints.md: New file.
8381 * config/cr16/t-cr16: New file.
8383 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8386 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8387 that operands[2] is either immediate, or q_regs_operand.
8389 PR tree-optimization/52073
8390 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8391 a pattern stmt for pattern uses, ignore uses outside of the loop.
8393 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8395 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8396 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8397 (OUT_AS1, OUT_AS2): Remove.
8399 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8401 PR rtl-optimization/51374
8402 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8403 to cross other volatile_refs_p insns.
8405 2012-02-01 Richard Guenther <rguenther@suse.de>
8407 * doc/invoke.texi (fno-inline): Clarify documentation.
8408 (finline-small-functions): Likewise.
8409 (finline-functions): Likewise.
8410 * common.opt (finline): Adjust comment and documentation.
8411 (finline-small-functions): Clarify documentation.
8412 (finline-functions): Likewise.
8413 (finline-functions-called-once): Likewise.
8415 2012-02-01 Tristan Gingold <gingold@adacore.com>
8417 * c-typeck.c (composite_type): Keep mode for pointers.
8419 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8421 * function.h (regno_reg_rtx): Adjust comment.
8422 * reginfo.c (init_reg_modes_target): Only use the previous mode
8423 if it fits within one register. Remove MIPS comment.
8425 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8428 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8430 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8432 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8433 to srak instruction.
8435 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8437 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8439 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8444 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8446 2012-01-31 Richard Guenther <rguenther@suse.de>
8448 PR tree-optimization/51528
8449 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8452 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8457 * ree.c (add_removable_extension): Change def_map argument
8458 to unsigned *, store in def_map 1 + offset into *insn_list vector
8459 instead of pointers into the vector.
8460 (find_removable_extensions): Adjust caller.
8462 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8464 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8465 Transform all "* quoted-c-code" to { c-code }.
8466 Remove redundant test for "optimize" in combine patterns.
8467 Move (include "avr-dimode.md") to end of file.
8469 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8472 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8473 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8475 2012-01-30 Richard Guenther <rguenther@suse.de>
8477 PR tree-optimization/52028
8478 * tree-loop-distribution.c (ldist_gen): Properly update
8481 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8484 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8485 set_cur_line_info_table if not emitting debug info.
8487 PR tree-optimization/52046
8488 * tree-vect-patterns.c (check_bool_pattern): Give up if
8489 a comparison could throw.
8492 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8494 2012-01-30 Richard Guenther <rguenther@suse.de>
8496 PR tree-optimization/52045
8497 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8498 SSA form if cfgcleanup did anything.
8500 2012-01-30 Richard Guenther <rguenther@suse.de>
8502 PR tree-optimization/52045
8503 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8504 before computing final todo.
8506 2012-01-30 Richard Guenther <rguenther@suse.de>
8508 PR tree-optimization/51528
8509 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8512 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8514 * df-problems.c (df_kill_notes): Check that the use refers
8515 to the note under examination.
8517 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8520 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8521 parameter and use short-lived pseudos.
8522 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8523 (sparc_expand_vector_init): Const-ify local variables and adjust
8524 calls to above functions.
8526 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8528 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8530 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8532 * doc/invoke.texi: Make usage of "compile time" and
8533 "run time"/"runtime" consistent throughout the file.
8535 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8537 * config/alpha/alpha.c (alpha_option_override): Default to
8538 full IEEE compliance mode for Go language.
8540 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8542 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8543 (LINK_SSP_SPEC): Define.
8545 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8548 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8551 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8553 * doc/invoke.texi: Correct hyphenation of "floating point",
8554 "double precision", and related terminology throughout the file.
8556 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8559 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8560 arm_general_register_operand predicate for operand 2 instead of
8563 2012-01-27 Ian Lance Taylor <iant@google.com>
8566 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8567 * builtins.c (expand_builtin_init_trampoline): Add onstack
8568 parameter. Change caller.
8569 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8570 * tree.c (build_common_builtin_nodes): Declare
8571 __builtin_init_heap_trampoline.
8573 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8575 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8576 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8577 * config/avr/avr.c: Ditto.
8578 (avr_regnames): Remove because unused.
8579 * config/avr/avr.md (*cpse.ne): New peephole.
8580 (*cpse.eq): New peephole from former cpse peepholes.
8582 2012-01-27 Michael Eager <eager@eagercon.com>
8584 * config/microblaze.c (microblaze_emit_compare): Correct
8585 test after pcmp instruction.
8587 2012-01-27 Richard Guenther <rguenther@suse.de>
8589 PR tree-optimization/52020
8590 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8592 2012-01-27 Richard Guenther <rguenther@suse.de>
8594 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8595 function non-const/pure.
8597 2012-01-27 Richard Guenther <rguenther@suse.de>
8599 PR tree-optimization/50444
8600 * tree-sra.c (build_ref_for_offset): Properly adjust the
8601 MEM_REF type for unaligned accesses.
8603 2012-01-27 Richard Guenther <rguenther@suse.de>
8605 PR tree-optimization/50444
8606 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8607 (expand_assignment): Use it. Properly handle misaligned
8608 bases when expanding stores to component references.
8609 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8612 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8615 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8616 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8617 * tree-data-ref.c (find_data_references_in_loop): Make static.
8618 (compute_all_dependences): Change return type to bool. Bail out
8619 for too many datarefs in a loop. Move the hunk resetting the data
8620 dependences vector from ...
8621 (compute_data_dependences_for_loop): ... here. Account for
8622 compute_all_dependences returning false.
8623 (compute_data_dependences_for_bb): Likewise.
8624 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8625 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8627 2012-01-27 Richard Guenther <rguenther@suse.de>
8630 * expr.c (store_field): Use the alias-set of the scratch memory
8633 2012-01-27 Tom de Vries <tom@codesourcery.com>
8635 PR tree-optimization/51990
8636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8638 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8640 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8643 * var-tracking.c (reverse_op): Don't add any reverse operation
8644 if V already has any constant locations.
8646 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8648 * doc/invoke.texi: Correct usage of "command line" (noun)
8649 vs "command-line" (adjective) throughout.
8651 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8653 * doc/invoke.texi (Language Independent Options): Move
8654 -Wcoverage-mismatch blurb from here....
8655 (Warning Options): ...to here.
8657 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8659 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8660 Set rs6000_always_hint to false for 476.
8662 2012-01-27 Matthias Klose <doko@ubuntu.com>
8664 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8666 * incpath.c (add_standard_paths): Likewise.
8668 2012-01-27 Richard Henderson <rth@redhat.com>
8670 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8671 * config/m68k/sync.md (atomic_test_and_set): Rename from
8672 sync_test_and_setqi and adjust the operands.
8673 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8674 and unconditionally enable.
8676 2012-01-27 Richard Henderson <rth@redhat.com>
8678 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8679 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8680 (ldstub): Rename from ldstubqi.
8681 (ldstub<I24MODE>): Remove.
8683 2012-01-27 Richard Henderson <rth@redhat.com>
8685 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8686 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8687 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8688 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8689 * doc/tm.texi: Rebuild.
8691 2012-01-27 Richard Henderson <rth@redhat.com>
8693 * optabs.c (gen_atomic_test_and_set): Remove default.
8694 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8696 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8698 PR rtl-optimization/51978
8699 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8700 (combine_reaching_defs): Likewise.
8701 (struct re_info): Remove.
8702 (add_removable_extension): Remove x and data arguments,
8703 add insn, insn_list and def_map. Use the arguments directly
8704 instead of using struct re_info.
8705 (find_removable_extensions): Don't call add_removable_extension
8706 through note_stores, instead just call it with single_set
8708 (find_and_remove_re): Pass curr_cand->expr instead of
8709 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8711 2012-01-26 Michael Matz <matz@suse.de>
8713 PR tree-optimization/46590
8714 * cfgexpand.c: Revert last change (r183305).
8715 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8717 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8718 checking for emptiness.
8720 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8723 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8724 non-addressable non-BLKmode base correctly.
8726 2012-01-26 Michael Matz <matz@suse.de>
8728 PR tree-optimization/48794
8729 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8730 regions referenced from RESX/EH_DISPATCH.
8732 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8734 * config/s390/s390.h: Make BRANCH_COST an option.
8735 * config/s390/s390.opt: New option -mbranch-cost.
8737 2012-01-26 Richard Henderson <rth@redhat.com>
8739 Revert 2012-01-24 change:
8740 * trans-mem.c (requires_barrier): Do not instrument thread local
8741 variables and emit save/restore for them.
8743 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8746 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8749 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8751 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8754 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8757 Rename __pgm to __flash.
8758 Rename __pgm1 to __flash1.
8759 Rename __pgm2 to __flash2.
8760 Rename __pgm3 to __flash3.
8761 Rename __pgm4 to __flash4.
8762 Rename __pgm5 to __flash5.
8763 Rename __pgmx to __memx.
8764 * doc/extend.texi (AVR Named Address Spaces)
8765 Rename address space names as indicated above.
8766 * config/avr/avr.c (avr_addrspace): Ditto.
8768 * config/avr/avr-protos.h
8769 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8770 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8771 * config/avr/predicates.md: Ditto.
8772 * config/avr/avr.c Ditto, and
8773 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8774 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8776 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8777 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8778 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8779 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8780 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8781 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8782 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8783 * config/avr/avr.c: Ditto.
8784 * config/avr/avr.md: Ditto.
8786 2012-01-25 Jason Merrill <jason@redhat.com>
8789 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8791 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8793 PR tree-optimization/51987
8794 * tree-data-ref.c (get_references_in_stmt): Handle references in
8795 non-volatile GIMPLE_ASM.
8797 2012-01-25 Richard Guenther <rguenther@suse.de>
8799 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8800 bases are dereferenced.
8802 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8804 PR rtl-optimization/48374
8805 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8807 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8809 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8810 compute_data_dependences_for_loop returns false.
8811 * tree-parloops.c (loop_parallel_p): Likewise.
8813 2012-01-25 Richard Guenther <rguenther@suse.de>
8815 * tree.h (get_pointer_alignment_1): Declare.
8816 * builtins.c (get_pointer_alignment_1): New function.
8817 (get_pointer_alignment): Use it.
8819 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8821 PR rtl-optimization/48308
8822 * combine.c (enum undo_kind): Add UNDO_LINKS.
8823 (struct undo): Add member l to other_contents and where.
8824 (do_SUBST_LINK): New.
8826 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8827 (undo_all): Handle UNDO_LINKS.
8829 2012-01-25 Richard Henderson <rth@redhat.com>
8831 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8834 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8836 * optabs.c (gen_atomic_test_and_set): Use each argument.
8838 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8840 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8841 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8842 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8843 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8844 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8845 TARGET_PAIRED_SINGLE_FLOAT.
8847 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8849 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8850 (in_struct, return_val): Remove MEM documentation.
8851 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8852 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8853 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8855 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8856 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8857 * expr.c (store_field): Likewise.
8858 * function.c (assign_stack_temp_for_type): Likewise.
8859 * ifcvt.c (noce_try_cmove_arith): Likewise.
8860 * reload1.c (reload): Likewise.
8861 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8862 (alpha_set_memflags): Likewise.
8863 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8865 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8867 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8869 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8870 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8871 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8873 * cselib.c (cselib_rtx_varies_p): Delete.
8874 (cselib_invalidate_mem): Update call to canon_true_dependence.
8875 * dse.c (record_store, check_mem_read_rtx): Likewise.
8876 (scan_reads_nospill): Likewise.
8877 * cse.c (check_dependence): Likewise.
8878 (cse_rtx_varies_p): Delete.
8879 * expr.c (safe_from_p): Update call to true_dependence.
8880 * ira.c (validate_equiv_mem_from_store): Likewise.
8881 (memref_referenced_p): Likewise.
8882 * postreload-gcse.c (find_mem_conflicts): Likewise.
8883 * sched-deps.c (sched_analyze_2): Likewise.
8884 * store-motion.c (load_kills_store): Likewise.
8885 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8886 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8887 (compute_transp): Update call to canon_true_dependence.
8889 2012-01-25 Richard Henderson <rth@redhat.com>
8891 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8892 (maybe_emit_atomic_test_and_set): New.
8893 (expand_sync_lock_test_and_set): Use it.
8894 (expand_atomic_test_and_set): Likewise.
8895 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8896 the implementation; clarify implementation defined details.
8897 * doc/md.texi (atomic_test_and_set): Document.
8899 2012-01-25 Richard Henderson <rth@redhat.com>
8901 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8903 2012-01-25 Richard Henderson <rth@redhat.com>
8906 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8907 to effect no-op split.
8909 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8912 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8913 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8914 (BT_FN_VOID_PTR_INT_SIZE): New.
8915 (BT_FN_UINT_UINT_VAR): Remove.
8916 (BT_FN_UINT32_UINT32_VAR): New.
8917 (BT_FN_DOUBLE_VPTR): Remove.
8918 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8920 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8921 (_ITM_changeTransactionMode): Same.
8922 (_ITM_memmoveRtWt): Change return type to void.
8923 (_ITM_memcpyRtWt): Same.
8924 (_ITM_memsetW): Same.
8925 (_ITM_RaRD): Change types to double.
8930 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8932 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8933 Patrick Marlier <patrick.marlier@gmail.com>
8935 * trans-mem.c (requires_barrier): Do not instrument thread local
8936 variables and emit save/restore for them.
8938 2012-01-24 Jason Merrill <jason@redhat.com>
8941 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8942 output static aliases.
8944 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8947 * common.opt (-pie, -shared, pie, shared): Change from Common to
8949 * gcc.c (display_help): Display help for -pie and -shared.
8951 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8954 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8955 Remove note on size/offset limitation.
8956 (AVR Variable Attributes): Add example how to read data located
8957 with progmem. Refer to named address spaces.
8958 * doc/invoke.texi (AVR Options): Fix typo.
8960 2012-01-24 Richard Guenther <rguenther@suse.de>
8962 Forward-port to trunk
8963 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8966 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8967 op0 isn't sufficiently aligned and there is movmisalignM
8968 insn for mode, use it to load op0 into a temporary register.
8970 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8973 * target.def (const_not_ok_for_debug_p): New hook.
8974 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8976 * doc/tm.texi: Regenerated.
8977 * dwarf2out.c (const_ok_for_output_1): If
8978 targetm.const_not_ok_for_debug_p returns true, fail.
8979 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8981 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8983 2012-01-23 Kai Tietz <ktietz@redhat.com>
8986 * config/i386/predicates.md (symbolic_operand): Allow
8987 UNSPEC_PCREL as PIC expression for lea.
8988 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8989 * config/i386/i386.c (ix86_delegitimize_address): Handle
8990 UNSPEC_PCREL for none-MEM, too.
8992 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8994 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8995 (ipa_tm_create_version_alias): Same.
8997 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9000 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9001 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9003 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9004 Patrick Marlier <patrick.marlier@gmail.com>
9005 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9008 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9009 simple_object_start_read.
9011 2012-01-23 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/51895
9015 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9016 parameter decomposition into BLKmode components.
9018 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9020 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9021 fake variables for restrict-qualified pointers whose pointed-to type
9022 contains a placeholder.
9024 2012-01-23 Richard Guenther <rguenther@suse.de>
9026 PR tree-optimization/51949
9027 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9029 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9031 PR rtl-optimization/51933
9032 * ree.c (transform_ifelse): Return true right away if dstreg is
9033 already wider or equal to cand->mode.
9034 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9035 (make_defs_and_copies_lists): Remove defs_list and copies_list
9036 arguments, add state argument, just truncate state->work_list
9037 instead of always allocating and freeing the vector. Assert that
9038 get_defs succeeds instead of returning 2. Changed return type to bool.
9039 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9040 have ext_src_mode, see if it has been modified already with the
9041 right kind of extension and has been extended before from the
9042 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9043 just return true. Remember the original mode in state->modified array.
9044 (combine_reaching_defs): Add state argument. Don't allocate and
9045 free here def_list, copied_list and vec vectors, instead just
9046 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9047 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9048 Add state variable, clear vectors in it, initialize state.modified
9049 if needed. Free all the vectors at the end and state.modified too.
9050 Don't skip a candidate if the extension expression has been modified.
9052 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9055 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9056 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9057 (extra_options) interix.opt -> i386/interix.opt"
9058 (extra_objs):Add winnt-stubs.o
9059 * configure.ac: Add interix to target_os .comm on PE check.
9060 * configure: Regenerate.
9061 * config/interix3.h: Delete and move bits to..
9062 * config/interix.h: Delete and move bits to..
9063 * config/i386/i386-interix3.h: Delete and move bits to..
9064 * config/i386/i386-interix.h: ..here.
9065 (TARGET_CPU_DEFAULT): Remove redefinition.
9066 (TARGET_ASM_CONSTRUCTOR): Undefine.
9067 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9068 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9069 (PTRDIFF_TYPE): Define.
9070 (LONG_DOUBLE_TYPE_SIZE): Define.
9071 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9072 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9073 (TARGET_SECTION_TYPE_FLAGS): Define.
9074 (ASM_DECLARE_FUNCTION_NAME): Define.
9075 (ASM_OUTPUT_EXTERNAL): Define.
9076 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9077 (ASM_OUTPUT_ALIGNED_BSS): Define.
9078 (PCC_BITFIELD_TYPE_MATTERS): Define.
9079 (USE_CONST_SECTION): Define.
9080 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9081 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9082 (SUPPORTS_ONE_ONLY): Remove.
9083 (I386_PE_STRIP_ENCODING): Define.
9084 * config/interix.opt: Delete and move bits to..
9085 * config/i386/interix.opt: ..here. New.
9086 (mpe-aligned-commons): Add.
9087 * config/i386/t-interix: Add copyright header.
9088 (winnt-stubs.o): Add rule.
9090 2012-01-22 Jason Merrill <jason@redhat.com>
9093 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9094 for extra name aliases.
9096 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9098 PR rtl-optimization/51924
9099 * ree.c (combine_set_extension): Improve debugging message.
9100 (combine_reaching_defs): Likewise.
9101 (get_defs): Rename confusingly named variable.
9102 (find_and_remove_re): Skip a candidate if the extension expression has
9105 2012-01-21 Robert Millan <rmh@gnu.org>
9106 Gerald Pfeifer <gerald@pfeifer.com>
9108 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9109 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9111 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9113 PR tree-optimization/51914
9114 * tree-vect-stmts.c (vectorizable_conversion): For
9115 cvt_type && modifier == WIDEN, put temporary with cvt_type
9116 at the beginning of vec_dsts and set vec_dest to temporary
9119 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9121 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9123 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9125 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9126 * config/rs6000/rs6000.c: Likewise.
9128 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9131 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9132 output_move_double on a copy of operands array.
9134 2012-01-20 Cary Coutant <ccoutant@google.com>
9135 Dodji Seketeli <dodji@redhat.com>
9138 * dwarf2out.c (copy_declaration_context): Return ref to parent
9139 of declaration DIE, if necessary.
9140 (remove_child_or_replace_with_skeleton): Add new parameter; update
9141 caller. Place skeleton DIE under parent DIE of original declaration.
9142 Move call to copy_declaration_context to here ...
9143 (break_out_comdat_types): ... from here.
9145 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9147 PR rtl-optimization/51856
9148 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9151 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9154 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9155 hints for neon loads and stores.
9157 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9161 * doc/extend.texi (Named Address Spaces): Split into subsections.
9162 (AVR Named Address Spaces): New subsection.
9163 (M32C Named Address Spaces): New subsection.
9164 (RL78 Named Address Spaces): New subsection.
9165 (SPU Named Address Spaces): New subsection.
9166 (Variable Attributes): New anchor "AVR Variable Attributes".
9167 (AVR Variable Attributes): Rewrite and avoid wording
9168 "address space" in this context.
9169 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9170 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9171 (AVR Built-in Macros): New subsubsection therein.
9172 * doc/md.texi (AVR constraints): Remove "C04", "R".
9174 2012-01-20 Richard Guenther <rguenther@suse.de>
9176 PR tree-optimization/51903
9177 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9178 when removing stmts.
9180 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9183 * config/arm/arm.c (arm_load_pic_register): Use
9184 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9185 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9186 (arm_pic_static_addr): Likewise.
9187 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9188 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9189 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9190 (pic_load_addr_unified): New.
9192 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9195 * function.c (instantiate_virtual_regs_in_insn): Use
9196 delete_insn_and_edges when removing a wrong asm insn.
9198 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9200 PR rtl-optimization/40761
9201 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9202 Add new member loop_num.
9203 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9204 (ira_build): Remove the parameter.
9206 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9207 (ira.c): Do not build CFG loops for one region allocation. Remove
9208 argument from ira_build call.
9210 * ira-build.c (init_loop_tree_node): New function.
9211 (create_loop_tree_nodes): Use it. Separate the case when CFG
9212 loops are not built.
9213 (more_one_region_p): Check current_loops.
9214 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9216 (add_loop_to_tree): Process loop equal to NULL too.
9217 (form_loop_tree): Separate the case when CFG loops are not built.
9218 Use explicitly number for the root.
9219 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9221 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9222 instead of loop->num.
9223 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9224 (mark_all_loops_for_removal): Ditto.
9225 (remove_unnecessary_regions): Separate the case when CFG loops
9227 (ira_build): Remove the parameter. Use explicit number of regions
9228 when CFG loops are not built.
9230 * ira-color.c (print_loop_title): Separate the case for the root node.
9231 Use loop_num instead of loop->num.
9232 (move_spill_restore): Use loop_num instead of loop->num.
9234 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9235 (change_loop): Ditto.
9236 (change_loop): Use loop_num instead of loop->num.
9238 * ira-lives.c (process_bb_node_lives): Ditto.
9240 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9242 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9244 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9247 * tree-mudflap.c (mf_artificial): New function.
9248 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9249 mx_register_decls, mudflap_enqueue_decl): Use it.
9252 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9253 numbers in the insn pattern.
9255 2012-01-19 Michael Matz <matz@suse.de>
9257 PR tree-optimization/46590
9258 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9259 use it in remembering which conflicts we already created.
9260 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9263 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9266 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9267 (merge_and_complain): Same.
9269 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9272 * config/initfini-array.h: Guard content of the header
9273 with #ifdef HAVE_INITFINI_ARRAY.
9274 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9275 Add initfini-array.h to tm_file here.
9276 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9277 * config.gcc: Don't add initfini-array.h to tm_file here.
9278 * configure: Regenerated.
9280 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9282 PR rtl-optimization/51505
9283 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9284 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9285 (df_note_bb_compute): Update the call to df_kill_notes.
9287 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9289 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9291 2012-01-18 Richard Guenther <rguenther@suse.de>
9293 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9294 of conversions to void *.
9296 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9297 Richard Sandiford <rdsandiford@googlemail.com>
9301 * optabs.h (simplify_expand_binop): Declare.
9302 * optabs.c (simplify_expand_binop): Make global.
9303 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9304 endian targets if the source cannot be exactly covered by word
9307 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9310 * hard-reg-set.h (struct hard_reg_set_container): New type.
9311 * target.h (struct hard_reg_set_container): Forward declare.
9312 * target.def (set_up_by_prologue): New target hook.
9313 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9314 * doc/tm.texi: Regenerated.
9315 * function.c (thread_prologue_and_epilogue_insns): Change
9316 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9317 Call targetm.set_up_by_prologue on it.
9318 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9319 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9321 2012-01-17 Nick Clifton <nickc@redhat.com>
9323 * config/rx/rx.c (rx_can_use_simple_return): New function.
9324 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9325 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9327 2012-01-17 Richard Guenther <rguenther@suse.de>
9330 * expr.c (expand_assignment): Take address-space information
9331 from the address operand of MEM_REF and TARGET_MEM_REF.
9332 (expand_expr_real_1): Likewise.
9334 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9336 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9337 reload dump is requested.
9339 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9342 * trans-mem.c (requires_barrier): Call may_be_aliased.
9344 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9346 PR tree-optimization/51877
9347 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9348 call arguments and fndecls compare equal, instead return false if they
9349 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9350 both SSA_NAMEs that are valueized the same, or they satisfy
9353 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9355 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9357 * configure: Regenerate.
9359 2012-01-16 Jan Hubicka <jh@suse.cz>
9363 * convert.c (convert_to_integer): Use fold_convert for
9364 converting an INTEGER_CST to integer type.
9366 2012-01-16 Jason Merrill <jason@redhat.com>
9369 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9371 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9374 * config/s390/s390.c (s390_chunkify_start): Don't skip
9375 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9376 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9377 If insn is followed by NOTE_INSN_VAR_LOCATION or
9378 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9379 Don't use location of note insns.
9381 PR tree-optimization/51865
9382 * tree-inline.c (tree_function_versioning): Call remap_decl
9383 on DECL_RESULT whenever it has VOID_TYPE_P type.
9385 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9387 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9388 for calls to locally-binding MIPS16 functions if only the return
9389 type uses float regs.
9391 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9392 Richard Sandiford <rdsandiford@googlemail.com>
9394 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9395 (SYMBOL_32_HIGH): Likewise.
9396 (mips_output_tls_reloc_directive): Declare.
9397 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9398 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9399 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9400 (mips_lo_relocs, mips_hi_relocs): Make extern.
9401 (mips16_stub_function): Move up file.
9402 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9403 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9404 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9405 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9406 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9407 (mips_get_tp): Add MIPS16 support.
9408 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9409 Generalize DTPREL and TPREL handling.
9410 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9411 Add MIPS16 TLS support.
9412 (mips_output_tls_reloc_directive): New function.
9413 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9414 * config/mips/predicates.md (symbolic_operand_with_high)
9415 (tls_reloc_operand): New predicates.
9416 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9417 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9418 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9419 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9420 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9421 (*tls_get_tp_mips16_call_<mode>): Likewise.
9423 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9425 PR rtl-optimization/51821
9426 * recog.c (peep2_find_free_register): Determine clobbered registers
9429 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9432 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9433 * config/avr/avr.c: Likewise.
9434 * config/avr/avr.h: Likewise.
9436 2012-01-13 Ian Lance Taylor <iant@google.com>
9439 * tree.h (TYPE_QUALS): Add cast to int.
9440 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9442 2012-01-13 Ian Lance Taylor <iant@google.com>
9444 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9445 comparing param_index to VEC_length result.
9447 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9449 * c-decl.c: Do not include tree-mudflap.h
9450 * tree-optimize.c: Likewise.
9451 * Makefile.in: Update dependencies.
9453 2012-01-13 Richard Guenther <rguenther@suse.de>
9456 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9457 variable-sized result always use RSO.
9459 2012-01-12 DJ Delorie <dj@redhat.com>
9461 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9462 pointer type, not just the default pointer type.
9464 2012-01-09 Richard Henderson <rth@redhat.com>
9465 Denis Chertykov <chertykov@gmail.com>
9468 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9469 * config/avr/avr.c (avr_can_eliminate): Simplify.
9470 (avr_initial_elimination_offset): Likewise.
9471 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9472 (expand_epilogue): Likewise.
9473 (avr_legitimize_address): Gut.
9474 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9475 (avr_hard_regno_nregs): New.
9476 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9477 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9478 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9479 add soft frame pointer.
9480 (CALL_USED_REGISTERS): Likewise.
9481 (REG_CLASS_CONTENTS): Likewise.
9482 (REGISTER_NAMES): Likewise.
9483 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9484 (HARD_FRAME_POINTER_REGNUM): New.
9485 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9486 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9487 remove the HARD_FRAME_POINTER self-elimination.
9489 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9492 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9493 DECL_EXTERNAL when checking for initializers of progmem variables.
9495 2012-01-12 Ira Rosen <irar@il.ibm.com>
9497 PR tree-optimization/51799
9498 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9499 that the last operation is a type demotion.
9501 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9503 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9504 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9506 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9509 * combine.c (distribute_notes): If i3 is a noreturn call,
9510 allow old_size to be equal to args_size and make sure the
9511 noreturn call gets REG_ARGS_SIZE note.
9512 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9513 on noreturn calls even when the delta is 0.
9515 2012-01-11 Nathan Sidwell <nathan@acm.org>
9517 * gcov.c (STRING_SIZE): Remove.
9518 (generate_results): Erase annotations for source files with no
9519 coverage information.
9521 (output_lines): Use it.
9523 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9525 * gimple.h (gimplify_body): Remove first argument.
9526 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9527 pointer set here, instead just pass DATA to walk_tree.
9528 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9529 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9530 (unvisit_body): Likewise, but with unmark_visited.
9531 (gimplify_body): Remove BODY_P argument and adjust.
9532 (gimplify_function_tree): Adjust call to gimplify_body.
9533 * omp-low.c (finalize_task_copyfn): Likewise.
9535 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9537 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9538 (build_function_type_skip_args): Delete.
9539 * tree.c (build_function_type_skip_args): Make static and add
9540 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9541 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9542 pass it to build_function_type_skip_args.
9543 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9544 (tree_function_versioning): Likewise.
9545 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9546 build_function_decl_skip_args.
9547 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9548 and pass it to build_function_decl_skip_args/tree_function_versioning.
9549 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9550 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9551 * trans-mem.c (ipa_tm_create_version): Likewise.
9552 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9553 * tree-inline.c (declare_return_variable): Remove always-true test.
9554 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9555 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9556 * ipa-split.c (split_function): Skip the return value for the split
9557 part if it doesn't return.
9559 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9561 PR tree-optimization/49642
9562 * ipa-split.c (forbidden_dominators): New variable.
9563 (check_forbidden_calls): New function.
9564 (dominated_by_forbidden): Likewise.
9565 (consider_split): Check for forbidden dominators.
9566 (execute_split_functions): Initialize and free forbidden
9567 dominators info; call check_forbidden_calls.
9569 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9571 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9573 2012-01-11 Nick Clifton <nickc@redhat.com>
9575 * config/rx/rx.md (return): Define pattern.
9577 2012-01-11 Richard Guenther <rguenther@suse.de>
9579 * doc/extend.texi (malloc attribute): Adjust according to
9582 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9583 Patrick Marlier <patrick.marlier@gmail.com>
9586 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9587 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9588 (ipa_tm_note_irrevocable): Same.
9589 (ipa_tm_scan_irr_block): Same.
9590 (ipa_tm_decrement_clone_counts): Same.
9591 (ipa_tm_scan_irr_function): Same.
9592 (ipa_tm_create_version_alias): Same.
9593 (ipa_tm_create_version): Same.
9594 (ipa_tm_transform_calls_redirect): Same.
9595 (ipa_tm_transform_calls): Same.
9596 (ipa_tm_transform_transaction): Same.
9597 (ipa_tm_execute): Same.
9599 2012-01-10 Richard Guenther <rguenther@suse.de>
9602 * opts.c (common_handle_option): Handle -Werror.
9604 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9606 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9609 2012-01-10 Jason Merrill <jason@redhat.com>
9611 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9614 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9616 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9617 supports R_386_TLS_GD_PLT reloc.
9618 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9619 supports R_386_TLS_LDM_PLT reloc.
9620 * configure: Regenerate.
9621 * config.in: Regenerate.
9623 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9626 Extend __pgmx semantics to linearize memory.
9627 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9628 determine if code comes inline or from libgcc.
9629 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9630 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9631 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9632 (movmemx_qi, movmemx_hi): New insns.
9633 (xload_<mode>_libgcc): Rewrite to new insn condition.
9634 (xload_<mode>): Remove insns.
9635 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9636 cases that don't satisfy avr_xload_libgcc_p().
9637 (avr_addr_space_convert): Allow converting in any direction.
9638 (avr_addr_space_subset_p): Return always true.
9639 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9640 (avr_emit_movmemhi): Ditto.
9641 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9642 (avr_out_movmem): Ditto.
9643 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9644 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9645 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9646 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9647 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9649 2012-01-10 Richard Guenther <rguenther@suse.de>
9651 PR tree-optimization/50913
9652 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9653 Require data-refs to be representable by Graphite with respect
9656 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9658 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9659 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9661 2012-01-10 Tom de Vries <tom@codesourcery.com>
9663 PR rtl-optimization/51271
9664 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9665 handling annulled branch.
9667 2012-01-10 Richard Henderson <rth@redhat.com>
9669 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9670 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9671 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9672 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9673 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9674 arm_expand_vec_perm_const): New.
9675 * config/arm/arm-protos.h: Update.
9676 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9677 (*neon_vswp<VDQX>): New.
9678 (neon_vcombine<VDX>): Use neon_split_vcombine.
9679 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9680 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9681 (vec_perm<VE>): New.
9683 2012-01-10 Richard Henderson <rth@redhat.com>
9685 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9686 use it if reload_completed.
9687 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9688 arm_output_asm_insn, arm_process_output_memory_barrier,
9689 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9690 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9691 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9692 arm_process_output_sync_insn, arm_output_sync_insn,
9693 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9694 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9695 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9696 (emit_unlikely_jump): New.
9697 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9698 (arm_split_atomic_op): New.
9699 * config/arm/arm-protos.h: Update.
9700 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9701 (struct arm_sync_generator): Remove.
9702 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9703 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9704 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9705 (VUNSPEC_LL, VUNSPEC_SC): New.
9706 (sync_result, sync_memory, sync_required_value, sync_new_value,
9707 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9708 (attr length): Don't use arm_sync_loop_insns.
9709 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9710 (movsfcc, movdfcc): Likewise.
9711 * config/arm/constraints.md (Ua): New.
9712 * config/arm/prediates.md (mem_noofs_operand): New.
9713 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9714 (sync_clobber, sync_t2_reqd): Remove.
9715 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9716 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9717 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9718 (arm_sync_compare_and_swap<SIDI>): Remove.
9719 (arm_sync_compare_and_swap<NARROW>): Remove.
9720 (arm_sync_lock_test_and_set<SIDI>): Remove.
9721 (arm_sync_lock_test_and_set<NARROW>): Remove.
9722 (arm_sync_new_<syncop><SIDI>): Remove.
9723 (arm_sync_new_<syncop><NARROW>): Remove.
9724 (arm_sync_new_nand<SIDI>): Remove.
9725 (arm_sync_new_nand<NARROW>): Remove.
9726 (arm_sync_old_<syncop><SIDI>): Remove.
9727 (arm_sync_old_<syncop><NARROW>): Remove.
9728 (arm_sync_old_nand<SIDI>): Remove.
9729 (arm_sync_old_nand<NARROW>): Remove.
9730 (*memory_barrier): Merge arm_output_memory_barrier.
9731 (atomic_compare_and_swap<QHSD>): New.
9732 (atomic_compare_and_swap<NARROW>_1): New.
9733 (atomic_compare_and_swap<SIDI>_1): New.
9734 (atomic_exchange<QHSD>): New.
9735 (cas_cmp_operand, cas_cmp_str): New.
9736 (atomic_op_operand, atomic_op_str): New.
9737 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9738 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9739 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9740 (arm_load_exclusive<NARROW>): New.
9741 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9742 (arm_store_exclusive<QHSD>): New.
9744 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9746 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9747 reload patterns if -mvsx-scalar-memory.
9749 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9750 generated, even -mno-vsx-scalar-double was used.
9751 (vsx_xscvdpsp_scalar): Likewise.
9752 (vsx_xscvspdp_scalar2): Likewise.
9754 2012-01-09 Tom de Vries <tom@codesourcery.com>
9755 Andrew Pinski <apinski@cavium.com>
9758 * reorg.c (fill_slots_from_thread): Don't speculate
9759 frame-related insns.
9761 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9763 * sched-int.h (bb_note): Move to...
9764 * basic-block.h: ...here.
9765 * haifa-sched.c (bb_note): Move to...
9766 * cfgrtl.c: ...here.
9767 * function.c (next_block_for_reg): New function.
9768 (move_insn_for_shrink_wrap): Likewise.
9769 (prepare_shrink_wrap): Rewrite to use the above.
9771 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9773 * gimple.c (is_gimple_non_addressable): Remove.
9774 * gimple.h: Remove is_gimple_non_addressable.
9775 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9776 is_gimple_non_addressable.
9777 * trans-mem.c (expand_assign_tm): Same.
9779 2012-01-09 Richard Guenther <rguenther@suse.de>
9781 PR tree-optimization/51775
9782 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9783 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9785 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9787 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9789 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9791 2012-01-09 Richard Guenther <rguenther@suse.de>
9793 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9795 2012-01-08 Jan Hubicka <jh@suse.cz>
9797 PR tree-optimize/51680
9798 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9799 on when known_vals needs to be computed; cleanup.
9801 2012-01-08 Jan Hubicka <jh@suse.cz>
9803 PR tree-optimize/51694
9804 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9806 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9808 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9809 for -std=c++98 and -std=c++11 too.
9811 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9813 * cfgloop.c (cancel_loop): Add free() of bbs array.
9815 2012-01-07 Jan Hubicka <jh@suse.cz>
9817 PR tree-optimization/51600
9818 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9819 that benefits small functions.
9821 2012-01-07 Jan Hubicka <jh@suse.cz>
9823 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9825 2012-01-07 Jan Hubicka <jh@suse.cz>
9827 PR tree-optimization/51680
9828 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9829 whose inlining reduce unit size.
9831 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9834 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9835 Add canonical node to containing_mem chain after the non-canonical
9836 one, even if there weren't any locs to propagate.
9837 (remove_useless_values): Keep only canonical values.
9838 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9839 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9840 canonicalize mem_chain elements that are not discarded.
9842 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9845 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9846 before emitting functions.
9848 PR gcov-profile/50127
9849 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9850 clear_aux_for_blocks.
9852 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9855 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9857 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9859 * c-decl.c (ext_block): Moved up.
9860 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9862 2012-01-06 Han Shen <shenhan@google.com>
9864 Translate built-in include paths for sysroot.
9865 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9866 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9868 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9869 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9871 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9872 control whether sysroot should be prepended to gxx include dir.
9874 * configure: Regenerate.
9876 2012-01-06 Torvald Riegel <triegel@redhat.com>
9878 PR rtl-optimization/51771
9879 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9880 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9882 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9884 PR tree-optimization/51315
9885 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9886 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9888 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9891 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9892 for shrp pattern. Correctly handle and fixup shift variable.
9893 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9895 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9898 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9899 note when !ACCUMULATE_OUTGOING_ARGS.
9901 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9903 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9905 (extract_range_from_unary_expr_1): Avoid useless computations.
9907 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9909 PR rtl-optimization/51767
9910 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9911 of jump_block and add an extra edge for degenerated asm gotos.
9914 * stmt.c (check_unique_operand_names): Don't ICE during error
9915 reporting if i is from labels chain.
9918 * profile.c (branch_prob): Split bbs that have exit edge
9919 and need a fake entry edge too.
9921 2012-01-05 Jan Hubicka <jh@suse.cz>
9924 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9927 2012-01-05 Richard Guenther <rguenther@suse.de>
9930 * tree-streamer-out.c (write_ts_optimization): New function.
9931 (streamer_write_tree_body): Call it.
9932 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9933 (streamer_read_tree_body): Call it.
9934 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9936 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9939 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9940 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9941 in_cleanup_point_expr before gimplify_stmt call and restore it
9943 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9944 in_cleanup_point_expr is false.
9946 2012-01-05 Richard Guenther <rguenther@suse.de>
9949 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9951 * toplev.c (process_options): Reject combining mudflap and LTO.
9952 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9954 2012-01-05 Richard Guenther <rguenther@suse.de>
9956 PR tree-optimization/51760
9957 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9959 (bit_value_unop): Handle UNDEFINED operands.
9960 (bit_value_binop): Likewise.
9962 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9964 * config/avr/avr.c (avr_replace_prefix): Remove.
9965 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9966 (avr_asm_function_rodata_section): Ditto.
9967 (avr_asm_select_section): Ditto.
9969 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9971 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9974 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9977 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9978 calls that have any non-fake successor edges.
9981 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9983 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9985 PR tree-optimization/51624
9986 * tree-sra.c (build_ref_for_model): When replicating a chain of
9987 COMPONENT_REFs, stop as soon as the offset would become negative.
9989 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9992 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9993 in .debug_loc on the floor.
9995 2012-01-04 Andrew Pinski <apinski@cavium.com>
9997 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9999 2012-01-04 Andrew Pinski <apinski@cavium.com>
10000 Adam Nemet <anemet@caviumnetworks.com>
10002 * config/mips/mips.md (size): Add SI and DI.
10003 (SIZE): New mode attribute.
10004 (U): New code attribute.
10005 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10006 (mips_lbux_<mode>): Delete.
10007 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10008 (mips_lhx): Use gen_mips_lhx_extsi.
10009 (mips_lhx_<mode>): Delete.
10010 (mips_lwx): Delete.
10011 (mips_l<size>x): New expand.
10012 (mips_lwx_<mode>): Delete.
10013 (mips_l<GPR:size>x_<P:mode>): New pattern.
10014 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10015 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10016 * config/mips/mips.c (mips_lx_address_p): New function.
10017 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10018 (dsp64): New availability predicate.
10019 (mips_builtins): Add an entry for __builtin_mips_ldx.
10020 * config/mips/mips.h (ISA_HAS_LBX): New define.
10021 (ISA_HAS_LBUX): Likewise.
10022 (ISA_HAS_LHX): Likewise.
10023 (ISA_HAS_LHUX): Likewise.
10024 (ISA_HAS_LWX): Likewise.
10025 (ISA_HAS_LWUX): Likewise.
10026 (ISA_HAS_LDX): Likewise.
10027 * doc/extend.texi (__builtin_mips_ldx): Document.
10029 2012-01-04 Tristan Gingold <gingold@adacore.com>
10031 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10032 when long pointers are used.
10033 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10034 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10035 (ia64-hp-*vms*): Remove.
10036 * config/vms/xm-vms64.h: Delete.
10038 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10040 PR middle-end/51472
10041 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10043 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10045 * opts.c (finish_options): Remove duplicate sorry.
10047 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10049 PR middle-end/51696
10050 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10053 2012-01-04 Richard Guenther <rguenther@suse.de>
10055 PR middle-end/51750
10056 * tree.c (size_low_cst): New function.
10057 * tree.h (size_low_cst): Declare.
10058 * fold-const.c (fold_comparison): Use it to extract the low
10059 part of the POINTER_PLUS_EXPR offset.
10061 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10063 Fix clearing ZERO_REG
10064 * config/avr/avr.md (cc): Add alternative "ldi".
10065 (movqi_insn): Use it in cc attribute.
10066 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10067 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10068 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10070 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10072 * configure: Regenerate.
10074 2012-01-04 Richard Guenther <rguenther@suse.de>
10076 PR tree-optimization/49651
10077 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10078 (var_can_have_subvars): Use it.
10079 (get_constraint_for_1): Only consider subfields if there can be any.
10081 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10084 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10085 to its new canonical_cselib_val and the cselib_val was in
10086 first_containing_mem chain, but the canonical_cselib_val was not,
10087 add the latter into the chain.
10088 (cselib_invalidate_mem): Compare canonical_cselib_val of
10089 addr_list chain elt with v.
10092 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10093 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10095 (output_macinfo_op): Don't ggc_strdup fd->filename.
10096 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10097 then ggc_strdup it. Don't free inc->info or cur->info.
10098 (output_macinfo): Don't free ref->info or file->info.
10100 2012-01-03 Ira Rosen <irar@il.ibm.com>
10102 PR tree-optimization/51269
10103 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10104 first_niters a pointer.
10105 (slpeel_tree_peel_loop_to_edge): Likewise.
10106 (vect_do_peeling_for_loop_bound): Update call to
10107 slpeel_tree_peel_loop_to_edge.
10108 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10109 here. Remove it from the parameters list.
10110 (vect_do_peeling_for_alignment): Update calls and compute
10111 wide_prolog_niters.
10113 2012-01-03 Richard Guenther <rguenther@suse.de>
10115 PR tree-optimization/51070
10116 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10117 Properly handle calls.
10119 2012-01-03 Richard Guenther <rguenther@suse.de>
10121 PR tree-optimization/51692
10122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10123 the LHS of allocation stmts.
10125 2012-01-03 Olivier Hainque <hainque@adacore.com>
10127 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10129 2012-01-03 Olivier Hainque <hainque@adacore.com>
10131 * collect2.c (main): In AIX specific computations for vector
10132 insertions, use CONST_CAST2 to cast from char ** to const char **.
10134 2012-01-03 Richard Guenther <rguenther@suse.de>
10137 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10138 the context of a limbo DIE when it does not already exist.
10140 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10142 PR tree-optimization/51719
10143 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10144 but direct call is, clear direct call's lhs and don't add fallthrough
10145 edge from dcall_bb to join_bb and PHIs.
10147 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10149 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10150 the instructions emitted by the pattern.
10151 ("*TDC_insn_<mode>"): Add comment.
10153 2012-01-03 Richard Guenther <rguenther@suse.de>
10155 PR middle-end/51730
10156 * fold-const.c (fold_comparison): Properly canonicalize
10157 tree offset and HOST_WIDE_INT bit position.
10159 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10161 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10162 operands for extzv pattern.
10164 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10167 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10170 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10172 * doc/invoke.texi (-flto and related options): Copy-edit.
10174 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10176 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10178 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10180 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10183 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10185 * expr.h (move_by_pieces_ninsns): Declare.
10186 * expr.c (move_by_pieces_ninsns): Make external.
10187 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10188 (mips_store_by_pieces_p): Likewise.
10189 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10190 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10191 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10192 (mips_store_by_pieces_p): Likewise.
10194 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10196 * passes.c (register_one_dump_file): Free full_name.
10198 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10199 (calculate_elim_costs_all_insns): Free offsets_at and
10200 offsets_known_at at the end and clear the pointers.
10202 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10204 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10205 this option introduced in r180739.
10207 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10210 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10211 (tmake_file target=avr): Add avr/t-multilib.
10213 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10214 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10215 * config/avr/genmultilib.awk: New file.
10216 * config/avr/t-multilib: New auto-generated file.
10217 * config/avr/multilib.h: New auto-generated file.
10218 * config/avr/t-avr (AVR_MCUS): New variable.
10219 (genopt.sh): Use it.
10220 (s-mlib): Depend on t-multilib.
10221 (t-multilib, multilib.h): New dependencies.
10222 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10223 (MULTILIB_OPTIONS): Remove.
10224 (MULTILIB_MATCHES): Remove.
10225 (MULTILIB_DIRNAMES): Remove.
10226 (MULTILIB_EXCEPTIONS): Remove:
10227 * config/avr/genopt.sh: Don't use hard coded file name;
10228 pass AVR_MCUS from t-avr instead.
10230 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10232 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10234 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10236 Implement light-weight DImode support.
10237 * config/avr/avr-dimode.md: New file.
10238 * config/avr/avr.md: Include it.
10239 (adjust_len): Add plus64, compare64.
10240 (HIDI): Remove code iterator.
10241 (code_stdname): New code attribute.
10242 (rotx, rotsmode): Remove DI.
10243 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10245 * config/avr/avr-protos.h (avr_have_dimode): New.
10246 (avr_out_plus64, avr_out_compare64): New.
10247 * config/avr/avr.c (avr_out_compare): Handle DImode.
10248 (avr_have_dimode): New variable definition and initialization.
10249 (avr_out_compare64, avr_out_plus64): New functions.
10250 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10251 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10252 (avr_compare_pattern): Skip DImode comparisons.
10254 2012-01-02 Revital Eres <revital.eres@linaro.org>
10256 * ddg.c (def_has_ccmode_p): New function.
10257 (add_cross_iteration_register_deps,
10258 create_ddg_dep_from_intra_loop_link): Call it.
10260 2012-01-02 Richard Guenther <rguenther@suse.de>
10263 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10265 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10267 * gcc.c (process_command): Update copyright notice dates.
10268 * gcov.c (print_version): Likewise.
10269 * gcov-dump.c (print_version): Likewise.
10270 * mips-tfile.c (main): Likewise.
10271 * mips-tdump.c (main): Likewise.
10273 2012-01-01 Ira Rosen <irar@il.ibm.com>
10275 PR tree-optimization/51704
10276 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10277 a use is inside the basic block or loop before accessing its vect info.
10279 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10281 PR rtl-optimization/51069
10282 * cfgloopmanip.c (remove_path): Removing path making irreducible
10283 region unconditional makes BB part of the region.
10285 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10287 PR tree-optimization/51683
10288 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10289 calls with side-effects.
10290 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10292 Copyright (C) 2012 Free Software Foundation, Inc.
10294 Copying and distribution of this file, with or without modification,
10295 are permitted in any medium without royalty provided the copyright
10296 notice and this notice are preserved.