1 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4 * dwarf2out.h (get_address_mode): Move declaration to...
6 * dwarf2out.c (get_address_mode): Move definition to...
8 * var-tracking.c (get_address_mode): Delete.
9 * combine.c (find_split_point): Use get_address_mode instead of
10 targetm.addr_space.address_mode.
11 * cselib.c (cselib_record_sets): Likewise.
12 * dse.c (canon_address, record_store): Likewise.
13 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
14 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
15 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
16 (expand_expr_real_1): Likewise.
17 * ifcvt.c (noce_try_cmove_arith): Likewise.
18 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
19 * reload.c (find_reloads): Likewise.
20 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
21 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
23 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
25 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
26 information from the instruction produced.
28 2012-05-09 Richard Guenther <rguenther@suse.de>
30 * stor-layout.c (bit_from_pos): Document.
31 (byte_from_pos): Likewise. Optimize.
32 (pos_from_bit): Likewise.
33 (normalize_offset): Use pos_from_bit instead of replicating it.
35 2012-05-09 Alan Modra <amodra@gmail.com>
38 * config/rs6000/rs6000.c (gen_frame_set): New function.
39 (gen_frame_load, gen_frame_store): New functions.
40 (rs6000_savres_rtx): Use the above.
41 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
42 Correct mode used for CR2 in save/restore_world patterns.
43 Don't emit instructions for eh_return frame unwind reg info.
45 2012-05-08 Jan Hubicka <jh@suse.cz>
47 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
49 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
51 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
53 (compile_file): Do not output variables.
54 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
56 * langhooks.c: Include timevar.h
57 (write_global_declarations): Finalize compilation unit after wrapup;
58 set timevars correctly.
59 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
60 not to be added to varpool.
61 * varpool.c (varpool_assemble_decl): Sanity check that we are called
62 only on cases where it makes sense; skip constant pool and value expr
65 2012-05-08 David S. Miller <davem@davemloft.net>
67 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
68 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
69 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
71 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
73 PR rtl-optimization/53278
74 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
75 speed_p code from earlier patch.
77 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
80 * config/sh/sh.md (*branch_true, *branch_false): New insns.
82 2012-05-08 Teresa Johnson <tejohnson@google.com>
84 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
85 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
87 2012-05-08 Jan Hubicka <jh@suse.cz>
89 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
90 (cgraph_create_node_1): Rename to ...
91 (cgraph_create_empty_node): ... this one; export.
92 (cgraph_create_node): Update.
93 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
94 (cgraph_create_edge_including_clones): Likewise.
95 (cgraph_find_replacement_node): Likewise.
96 (cgraph_clone_edge): Likewise.
97 (cgraph_clone_node): Likewise.
98 (clone_function_name): Likewise.
99 (cgraph_create_virtual_clone): Likewise.
100 (cgraph_remove_node_and_inline_clones): Likewise.
101 (cgraph_redirect_edge_call_stmt_to_callee): Move here from
103 * cgraph.h: Reorder declarations so they match file of origin.
104 (cgraph_create_empty_node): Declare.
105 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
106 (cgraph_copy_node_for_versioning): Likewise.
107 (cgraph_function_versioning): Likewise.
108 (cgraph_materialize_clone): Likewise.
109 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
110 (cgraph_materialize_all_clones): Likewise.
111 * cgraphclones.c: New file.
112 * Makefile.in: Update for cgraphclones.
114 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
118 (ix86_rtx_costs): Handle SET.
120 2012-05-08 Michael Matz <matz@suse.de>
122 * basic-block.h (struct rtl_bb_info): Remove visited member and
123 move head_ member to ...
124 (struct basic_block_def.basic_block_il_dependent): ... the new
125 member x, replacing but containing old member rtl.
126 (enum bb_flags): New BB_VISITED flag.
127 (BB_HEADER, BB_FOOTER): New macros.
129 * jump.c (mark_all_labels): Adjust.
130 * cfgcleanup.c (try_optimize_cfg): Adjust.
131 * cfglayout.c (record_effective_endpoints): Adjust.
132 (relink_block_chain): Ditto (and don't fiddle with visited).
133 (fixup_reorder_chain): Adjust.
134 (fixup_fallthru_exit_predecessor): Ditto.
135 (cfg_layout_duplicate_bb): Ditto.
136 * combine.c (update_cfg_for_uncondjump): Adjust.
137 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
138 (bb_visited_trace): New accessor.
139 (mark_bb_visited): Move in front.
140 (rotate_loop): Use bb_visited_trace.
141 (find_traces_1_round): Ditto.
142 (emit_barrier_after): Ditto.
143 (copy_bb): Ditto, and initialize visited on resize.
144 (reorder_basic_blocks): Initize visited member.
145 (duplicate_computed_gotos): Clear bb flags at start, use
148 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
149 (rtl_verify_flow_info_1): Ditto.
150 (cfg_layout_split_block): Ditto.
151 (cfg_layout_delete_block): Ditto.
152 (cfg_layout_merge_blocks): Ditto.
153 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
155 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
158 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
159 when a constant source operand matches an "I" constraint, the "no
160 CC0 change" applies to a register-destination only, not a
161 strict_low_part-destination.
163 2012-05-08 Richard Guenther <rguenther@suse.de>
165 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
166 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
168 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
170 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
172 * doc/avr-mmcu.texi: New auto-generated file.
173 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
174 to document all valid -mmcu= arguments.
176 * config/avr/avr.h (arch_info_s): New struct definition.
177 * config/avr/avr-devices.c (avr_texinfo): New variable.
178 * config/avr/gen-avr-mmcu-texi.c: New file.
179 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
181 2012-05-08 Dehao Chen <dehao@google.com>
183 * predict.c (find_qualified_ssa_name): New.
184 (find_ssa_name_in_expr): New.
185 (find_ssa_name_in_assign_stmt): New.
186 (is_comparison_with_loop_invariant_p): New.
187 (is_bound_expr_similar): New.
188 (predict_iv_comparison): New.
189 (predict_loops): Add heuristic for loop-nested branches that compare an
190 induction variable to a loop bound variable.
191 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
193 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
196 TARGET_BDVER2 defines where appropriate.
198 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
200 * configure.ac (PLUGIN_LD): Rename into...
201 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
202 * config.in: Regenerate.
203 * configure: Likewise.
204 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
206 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
208 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
209 computation using the precision of the index type.
210 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
211 (fold_array_ctor_reference): Do index computations in the index type.
213 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
215 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
216 down to plus_constant.
217 (expand_epilogue): Ditto.
219 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
221 * postreload.c (reload_cse_regs): Make static.
222 * reload.h (reload_cse_regs): Remove prototype.
224 2012-05-07 Richard Henderson <rth@redhat.com>
226 * config/alpha/alpha.md (clear_cache): New pattern.
228 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
231 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
232 is folded to a type boundary value, verify that the resulting case
233 label is still a care range.
235 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
238 only for TARGET_GENERIC, when not optimizing for size.
239 (*ffs<mode>_1): Ditto.
241 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
243 * tree-cfg.c (verify_gimple_switch): Tighten checks.
245 2012-05-07 Jakub Jelinek <jakub@redhat.com>
247 PR tree-optimization/53239
248 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
249 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
251 2012-05-07 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/53195
254 * tree-inline.c (setup_one_parameter): Properly add referenced
255 vars from the parameters new known value.
257 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
259 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
260 (sched_branch_type): Remove.
261 (m68k_sched_md_init_global): Don't allocate it.
262 (m68k_sched_md_finish_global): Don't free it.
263 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
264 * config/m68k/m68k.md: Set the type of insns using
265 m68k_sched_branch_type to bcc directly.
267 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
269 * config/sol2.c (solaris_override_options): New function.
270 * config/sol2-protos.h (solaris_override_options): Declare.
271 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
273 2012-05-07 Richard Guenther <rguenther@suse.de>
275 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
276 whether we failed to compute data dependences.
277 (loop_prefetch_arrays): Fail if we failed.
279 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
280 Paolo Bonzini <bonzini@gnu.org>
282 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
283 Emit bsf when optimizing for size.
284 (*ffs<mode>_1): Ditto.
286 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
289 * config/sh/sh.c (sh_rtx_costs): Handle SET.
291 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
295 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
296 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
298 (*bswapdi2_doubleword): New insn pattern.
299 (*bswap<mode>2): Rename from *bswap<mode>2_1.
301 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
303 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
304 (mips_set_reg_reg_cost): Likewise.
305 (mips_rtx_costs): Handle SET.
307 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
309 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
310 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
311 to compute the cost of moves. Set the mode of the target register.
313 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
315 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
316 plus_constant function.
317 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
318 that the mode is sensible.
319 (use_anchored_address, round_push, allocate_dynamic_stack_space)
320 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
323 * alias.c (canon_rtx): Likewise.
324 (init_alias_analysis): Likewise.
325 * builtins.c (expand_builtin_return_addr)
326 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
327 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
328 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
329 (expand_builtin_stpcpy): Likewise.
330 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
331 (compute_argument_addresses, internal_arg_pointer_based_exp)
332 (expand_call, emit_library_call_value_1): Likewise.
333 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
334 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
335 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
336 * cse.c (insert_const_anchor, find_reg_offset_for_const)
337 (use_related_value, fold_rtx): Likewise.
338 * cselib.c (cselib_subst_to_values): Likewise.
339 * dse.c (record_store, check_mem_read_rtx): Likewise.
340 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
341 * emit-rtl.c (adjust_address_1): Likewise.
342 * except.c (sjlj_emit_function_enter)
343 (expand_builtin_extract_return_addr)
344 (expand_builtin_frob_return_addr): Likewise.
345 * expmed.c (expand_divmod): Likewise.
346 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
347 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
348 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
349 * function.c (assign_stack_local_1)
350 (instantiate_virtual_regs_in_rtx): Likewise.
351 * optabs.c (prepare_cmp_insn): Likewise.
352 * recog.c (offsettable_address_addr_space_p): Likewise.
353 * reload.c (find_reloads_address, form_sum)
354 (find_reloads_subreg_address): Likewise.
355 * reload1.c (init_reload, eliminate_regs_1)
356 (eliminate_regs_in_insn): Likewise.
357 * simplify-rtx.c (simplify_unary_operation_1)
358 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
359 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
360 (vt_add_function_parameter): Likewise.
362 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
363 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
364 * config/alpha/alpha.c (alpha_legitimize_address_1)
365 (get_unaligned_address, alpha_expand_unaligned_load)
366 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
367 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
368 (alpha_expand_builtin_establish_vms_condition_handler)
369 (alpha_setup_incoming_varargs, emit_frame_store_1)
370 (alpha_expand_prologue, alpha_expand_epilogue)
371 (alpha_use_linkage): Likewise.
372 * config/alpha/alpha.md: Likewise.
374 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
375 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
376 (thumb_legitimize_address, arm_gen_load_multiple_1)
377 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
378 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
379 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
380 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
381 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
382 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
383 (thumb_expand_movmemqi, arm_set_return_address)
384 (thumb_set_return_address): Likewise.
385 * config/arm/arm.md: Likewise.
387 * config/avr/avr.c (avr_incoming_return_addr_rtx)
388 (avr_prologue_setup_frame, expand_epilogue)
389 (avr_const_address_lo16): Likewise.
391 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
392 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
393 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
394 (bfin_output_mi_thunk): Likewise.
396 * config/c6x/c6x.c (c6x_initialize_trampoline)
397 (c6x_output_mi_thunk): Likewise.
399 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
400 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
402 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
403 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
404 (cris_emit_movem_store, cris_trampoline_init): Likewise.
405 * config/cris/cris.md: Likewise.
407 * config/darwin.c (machopic_indirect_data_reference)
408 (machopic_legitimize_pic_address): Likewise.
410 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
411 (epiphany_expand_prologue, epiphany_expand_epilogue)
412 (epiphany_trampoline_init): Likewise.
413 * config/epiphany/epiphany.md: Likewise.
415 * config/fr30/fr30.c (fr30_move_double): Likewise.
417 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
418 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
419 (frv_index_memory, unspec_got_name, frv_find_base_term)
420 (frv_output_dwarf_dtprel): Likewise.
422 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
423 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
425 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
426 * config/i386/i386.c (setup_incoming_varargs_64)
427 (setup_incoming_varargs_ms_64, choose_baseaddr)
428 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
429 (ix86_emit_probe_stack_range, ix86_expand_prologue)
430 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
431 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
432 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
433 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
434 (x86_output_mi_thunk): Likewise.
435 * config/i386/i386.md: Likewise.
437 * config/ia64/ia64.c (ia64_expand_load_address)
438 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
439 (do_spill, ia64_trampoline_init): Likewise.
441 * config/iq2000/iq2000.c (iq2000_va_start)
442 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
443 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
444 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
446 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
448 * config/m32c/m32c.c (m32c_return_addr_rtx)
449 (m32c_expand_insv): Likewise.
451 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
452 (m32r_legitimize_pic_address, m32r_print_operand)
453 (m32r_print_operand_address): Likewise.
455 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
456 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
457 (EH_RETURN_HANDLER_RTX): Likewise.
458 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
459 (m68k_expand_epilogue, legitimize_pic_address)
460 (m68k_output_mi_thunk): Likewise.
461 * config/m68k/m68k.md: Likewise.
463 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
464 (mcore_expand_epilog): Likewise.
465 * config/mcore/mcore.md: Likewise.
467 * config/mep/mep.c (mep_allocate_initial_value)
468 (mep_expand_prologue, mep_expand_epilogue): Likewise.
470 * config/microblaze/microblaze.c (double_memory_operand)
471 (microblaze_block_move_loop): Likewise.
473 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
474 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
475 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
476 (mips_expand_prologue, mips_epilogue_set_cfa)
477 (mips_expand_epilogue): Likewise.
478 * config/mips/mips.md: Likewise.
480 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
481 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
483 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
484 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
486 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
487 (EH_RETURN_HANDLER_RTX): Likewise.
488 * config/moxie/moxie.c (moxie_static_chain): Likewise.
490 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
491 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
492 (pa_return_addr_rtx, hppa_builtin_saveregs)
493 (pa_trampoline_init): Likewise.
494 * config/pa/pa.md: Likewise.
496 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
498 * config/picochip/picochip.c (picochip_static_chain): Likewise.
500 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
501 * config/rs6000/rs6000.c (rs6000_legitimize_address)
502 (setup_incoming_varargs, print_operand, rs6000_return_addr)
503 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
504 (rs6000_emit_epilogue)
505 (rs6000_machopic_legitimize_pic_address): Likewise.
507 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
509 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
510 (DYNAMIC_CHAIN_ADDRESS): Likewise.
511 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
512 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
513 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
514 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
515 (s390_emit_epilogue, s390_function_profiler): Likewise.
516 * config/s390/s390.md: Likewise.
518 * config/score/score.c (score_add_offset, score_prologue): Likewise.
520 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
521 (sh_output_mi_thunk): Likewise.
522 * config/sh/sh.md: Likewise.
524 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
525 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
526 * config/sparc/sparc.c (sparc_legitimize_pic_address)
527 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
528 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
529 (emit_and_preserve): Likewise.
530 * config/sparc/sparc.md: Likewise.
532 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
533 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
534 (spu_setup_incoming_varargs, ea_load_store_inline)
535 (spu_expand_load): Likewise.
537 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
538 (combine_bnp): Likewise.
540 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
541 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
542 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
544 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
545 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
546 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
548 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
549 * config/v850/v850.md: Likewise.
551 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
552 (EH_RETURN_HANDLER_RTX): Likewise.
553 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
554 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
555 (print_operand_address, vax_trampoline_init): Likewise.
557 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
558 (xtensa_function_value_regno_p): Likewise.
560 2012-05-04 Andrew Pinski <apinski@cavium.com>
562 * expr.c (get_def_for_expr_class): New function.
563 (convert_tree_comp_to_rtx): New function.
564 (expand_cond_expr_using_cmove): New function.
565 (expand_expr_real_2 <case COND_EXPR>): Call
566 expand_cond_expr_using_cmove first and return if it succeeds.
567 Remove the check for HAVE_conditional_move since we should have
568 already converted it to a conditional move.
569 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
570 modes of DImode for 32bits and TImode.
572 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
575 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
576 (print_md_ptr_loc, print_c_condition): Use them.
577 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
578 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
579 attr_file, dfa_file, latency_file): New global variables.
580 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
581 write_upcase, write_indent, write_length_unit_log, write_test_expr,
582 write_attr_get, write_insn_cases, write_eligible_delay,
583 write_const_num_delay_slots): Accept FILE pointer and toss it around.
585 (write_header, open_outfile, handle_arg): New funcions.
586 (make_automaton_attrs): Write prototypes as extern to the output
588 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
589 names from the command line. Open the output files and write out
590 internal functions for DFA functions to dfa_file_name, insn latency
591 functions to latency_file_name, and everything else to attr_file.
592 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
593 (BACKEND): Build libbackend first.
594 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
595 (.PRECIOUS): Likewise.
596 (insn-dfatab.o): New rule.
597 (insn-latencytab.o): New rule.
598 (simple_rtl_generated_c): Do not include insn-attrtab.c.
599 (s-attrtab): New rule.
601 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
603 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
604 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
605 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
606 * reorg.c (get_jump_flags): Do not set the removed flags.
608 * doc/md.texi (attr_flag): Update for abovementioned changes.
610 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
613 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
614 (TARGET_CMOV): Rename from TARGET_CMOVE.
615 (TARGET_CMOVE): New define.
616 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
617 Do not set TARGET_CMOVE here.
619 2012-05-04 Dodji Seketeli <dodji@redhat.com>
621 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
622 * opts.c (finish_options): Activate -Wunused-local-typedefs if
623 -Wunused is activated.
624 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
626 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
628 * config/s390/s390.md (*movmem_short, *clrmem_short)
629 (*cmpmem_short): Move the mode check from the insn condition to
632 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
634 PR tree-optimization/52633
635 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
636 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
637 (vect_recog_over_widening_pattern): Remove handling of code that was
638 already detected as over-widening pattern. Remove special handling
639 of "unsigned" cases. Instead, support general case of conversion
640 of the shift result to another type.
642 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
644 * tree-vect-patterns.c (vect_single_imm_use): New function.
645 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
646 (vect_recog_over_widening_pattern): Likewise.
647 (vect_recog_widen_shift_pattern): Likewise.
649 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
651 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
652 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
653 (vect_recog_widen_mult_pattern): Likewise.
654 (vect_operation_fits_smaller_type): Likewise.
655 (vect_recog_over_widening_pattern): Likewise.
656 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
658 2012-05-04 Richard Guenther <rguenther@suse.de>
661 * lto-wrapper.c (merge_and_complain): Complain about mismatches
662 of -freg-struct-return and -fpcc-struct-return.
663 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
664 from the input file options and ignore those from the link
667 2012-05-04 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/53168
670 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
671 memory reads when the result is a constant we can pun.
673 2012-05-04 Richard Guenther <rguenther@suse.de>
675 * common.opt (flto-report): Do not mark as Optimization.
677 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
680 * recog.c (constrain_operands): If extra constraints are present, also
681 accept pseudo-registers with equivalent memory locations during reload.
683 2012-05-04 Olivier Hainque <hainque@adacore.com>
685 * collect2.c (may_unlink_output_file): New global.
686 (maybe_unlink): Honor it.
687 * collect2.h: Add extern for it.
688 * tlink.c (do_tlink): Set it to true if the link succeeded.
690 2012-05-04 Olivier Hainque <hainque@adacore.com>
692 * gcc.c (eval_spec_function): Finalize/restore the current string
693 obstack state as part of the context push/pop operations.
695 2012-05-04 Bin Cheng <bin.cheng@arm.com>
697 PR rtl-optimization/52804
698 * reload1.c (reload_reg_reaches_end_p): Check whether successor
699 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
700 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
701 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
702 RELOAD_FOR_OUTADDR_ADDRESS.
704 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
707 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
710 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
712 * flags.h (flag_permissive): Do not declare.
713 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
715 * toplev.c (flag_permissive): Do not define.
716 * c-tree.h (system_header_p): Delete unused.
718 2012-05-03 David S. Miller <davem@davemloft.net>
721 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
722 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
723 (sparc_emit_float_lib_cmp): Likewise.
725 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
728 * config/rs6000/rs6000.md (bswapdi splitters): If
729 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
730 default) is used, generate an alternate sequence that does not
731 depend on using indexed addressing.
733 2012-05-03 Jason Merrill <jason@redhat.com>
735 * gengtype.c (write_types): Fix warning message.
736 (write_local): Likewise.
738 2012-05-02 Jason Merrill <jason@redhat.com>
740 * dwarf2out.c (struct external_ref, build_local_stub): New.
741 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
742 (optimize_external_refs, optimize_external_refs_1): New.
743 (change_AT_die_ref): New.
744 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
745 (build_abbrev_table): Take the external refs hashtable.
746 (output_comp_unit): Get it from optimize_external_refs and pass it in.
748 2012-05-03 Jan Hubicka <jh@suse.cz>
751 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
753 2012-05-03 Jan Hubicka <jh@suse.cz>
756 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
758 2012-05-03 Jason Merrill <jason@redhat.com>
760 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
761 use_debug_types to discriminate the die_id union.
762 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
763 (build_abbrev_table, output_die): Likewise.
764 (prune_unused_types_walk_attribs): Likewise.
765 (generate_type_signature, copy_declaration_context): Set it.
766 (remove_child_or_replace_with_skeleton): Set it.
767 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
768 check use_debug_types.
769 (dwarf2out_finish): Do break_out_includes after .debug_types.
771 2012-05-03 Jason Merrill <jason@redhat.com>
773 * dwarf2out.c (modified_type_die): Use scope_die_for.
774 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
775 (uses_local_type_r, uses_local_type): New.
776 (scope_die_for): Keep a type that uses a local type in local scope.
777 Use get_context_die for namespace and type scope.
779 2012-05-03 Jason Merrill <jason@redhat.com>
781 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
783 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
784 (dwarf2out_finish): Likewise.
786 2012-05-03 Martin Jambor <mjambor@suse.cz>
788 * builtins.c (get_object_alignment_1): Return whether we can determine
789 the alignment or conservatively assume byte alignment. Return the
790 alignment by reference. Use get_pointer_alignment_1 for dereference
792 (get_pointer_alignment_1): Return whether we can determine the
793 alignment or conservatively assume byte alignment. Return the
794 alignment by reference. Use get_ptr_info_alignment to get SSA name
796 (get_object_alignment): Update call to get_object_alignment_1.
797 (get_object_or_type_alignment): Likewise, fall back to type alignment
798 only when it returned false.
799 (get_pointer_alignment): Update call to get_pointer_alignment_1.
800 * fold-const.c (get_pointer_modulus_and_residue): Update call to
801 get_object_alignment_1.
802 * ipa-prop.c (ipa_modify_call_arguments): Update call to
803 get_pointer_alignment_1.
804 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
805 of MEM_REF or TARGET_MEM_REF only when it returns false.
806 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
807 get_object_alignment_1.
808 (ccp_finalize): Use set_ptr_info_alignment.
809 * tree.h (get_object_alignment_1): Update declaration.
810 (get_pointer_alignment_1): Likewise.
811 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
812 (dump_gimple_stmt): Likewise.
813 * tree-flow.h (ptr_info_def): Updated comments of fields align and
815 (get_ptr_info_alignment): Declared.
816 (mark_ptr_info_alignment_unknown): Likewise.
817 (set_ptr_info_alignment): Likewise.
818 (adjust_ptr_info_misalignment): Likewise.
819 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
820 and set alignment of SSA names.
821 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
822 mark_ptr_info_alignment_unknown.
823 * tree-ssanames.c (get_ptr_info_alignment): New function.
824 (mark_ptr_info_alignment_unknown): Likewise.
825 (set_ptr_info_alignment): Likewise.
826 (adjust_ptr_info_misalignment): Likewise.
827 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
828 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
830 (bump_vector_ptr): Likewise.
831 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
832 (vectorizable_store): Likewise.
833 (vectorizable_load): Likewise.
835 2012-05-03 Michael Matz <matz@suse.de>
837 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
838 in front of basic_block_def.
839 (struct basic_block_def): Make il.gimple the full struct, not a
841 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
843 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
844 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
845 NULL il.gimple, which can't happen anymore.
846 * gimple.h (bb_seq): il.gimple can't be NULL.
848 (set_bb_seq): Adjust.
849 (gsi_start_bb, gsi_last_bb): Tidy.
850 * lto-streamer-in.c (make_new_block): Don't zero members that
851 are zeroed already, don't allocate a gimple_bb_info.
852 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
853 (remove_bb): Clear all il.gimple members.
854 (gimple_verify_flow_info): Adjust for flat il.gimple.
855 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
857 * coretypes.h (const_gimple_seq): Remove typedef.
858 * gimple.h (gimple_seq_first): Take gimple_seq.
859 (gimple_seq_first_stmt): Ditto.
860 (gimple_seq_last): Ditto.
861 (gimple_seq_last_stmt): Ditto.
862 (gimple_seq_empty_p): Ditto.
864 2012-05-03 Richard Guenther <rguenther@suse.de>
866 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
868 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
869 (compute_avail): Do not add possibly trapping operations to
870 EXP_GEN if they might not be executed in the block.
872 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
874 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
876 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
878 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
879 information as early as possible. Update dominance info instead of
882 2012-05-03 Richard Guenther <rguenther@suse.de>
884 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
885 (union_contains_value): Remove.
886 (vro_valid_in_sets): Likewise.
887 (op_valid_in_sets): New function.
888 (valid_in_sets): Use op_valid_in_sets.
889 (insert_into_preds_of_block): Move dumping ...
890 (do_regular_insertion): ... here.
891 (do_partial_partial_insertion): ... and here. Dump that
892 we've found a partial partial redundancy.
893 (insert): Dump the current insert iteration.
895 2012-05-03 Jakub Jelinek <jakub@redhat.com>
898 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
899 append program name to it and pass that as first argument
900 to make_relative_prefix. Always pass standard_libexec_prefix
901 as last argument to make_relative_prefix. If
902 make_relative_prefix returns NULL, fall back to
903 standard_libexec_prefix.
906 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
910 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
911 mode, return that mode.
914 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
915 define __ATOMIC_HLE_* macros here.
916 (ix86_target_macros): But here, using cpp_define_formatted.
918 2012-05-03 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/53144
921 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
923 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
924 with SSA name values.
925 (vn_reference_lookup_3): Adjust callers.
927 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
929 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
930 has_fma4 for AMD processors with both fma3 and fma4 support.
932 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
935 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
938 2012-05-03 Michael Matz <matz@suse.de>
941 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
942 (dse_enter_block): Properly iterate the whole sequence even
943 if the last statement was removed.
945 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
947 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
948 unset flag_jump_tables.
949 * stmt.c (expand_case): Remove special flag_pic case conditional
950 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
952 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
954 * common/config/s390/s390-common.c (s390_option_optimization_table):
955 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
956 default when optimizing.
958 2012-05-02 Martin Jambor <mjambor@suse.cz>
961 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
962 of a variable when the contect is a function.
964 2012-05-02 Michael Matz <matz@suse.de>
966 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
967 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
968 (const_gimple_seq_node): Remove.
969 (gimple_seq_node): Typedef as gimple.
970 (struct gimple_statement_base): Add next and prev members,
971 adjust all WORD markers in using structs.
972 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
973 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
974 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
976 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
978 (gimple_init_singleton): New function.
979 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
980 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
982 (gsi_stmt_ptr): Remove.
983 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
985 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
986 again, adjust for above changes.
987 (update_call_edge_frequencies): Adjust for above changes.
988 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
989 (gsi_insert_seq_nodes_after): Ditto.
990 (gsi_split_seq_after): Ditto.
991 (gsi_set_stmt): Ditto.
992 (gsi_split_seq_before): Ditto.
994 (gsi_insert_seq_before_without_update): Don't free sequence.
995 (gsi_insert_seq_after_without_update): Ditto.
996 (gsi_replace): Assert some more invariants.
997 (gsi_insert_before_without_update, gsi_insert_after_without_update):
999 (gsi_for_stmt): Don't search for stmt.
1000 (gsi_insert_on_edge_immediate): Tidy.
1002 * gimple.c (gimple_alloc_k): Remove "sequences".
1003 (gimple_seq_cache): Remove.
1004 (gimple_alloc_stat): Make stmt a singleton sequence.
1005 (gimple_seq_alloc, gimple_seq_free): Remove.
1006 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1007 (gimple_copy): Ditto.
1008 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1009 create iterator from correct sequence.
1010 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1012 2012-05-02 Michael Matz <matz@suse.de>
1014 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1016 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1017 sequence, lazily allocate it.
1018 (bb_seq_addr): New function.
1019 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1020 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1021 (gsi_none): New function.
1022 (gsi_start_bb): Adjust.
1023 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1024 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1025 (gsi_last_bb): Adjust.
1027 * tree-flow-inline.h (phi_nodes_ptr): New function.
1029 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1030 datastructure and interface change.
1031 (gsi_insert_seq_before_without_update): Ditto.
1032 (gsi_insert_seq_nodes_after): Ditto.
1033 (gsi_insert_seq_after_without_update): Ditto.
1034 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1035 (gsi_split_seq_before): Ditto.
1036 (gsi_start_phis): Adjust.
1037 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1038 (vect_transform_loop): Ditto.
1039 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1040 gimple_seq_copy): Don't use gimple_seq_alloc.
1041 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1042 (gimplify_seq_add_seq): Ditto.
1043 * lto-streamer-in.c (make_new_block): Ditto.
1044 * tree-cfg.c (create_bb): Ditto.
1045 * tree-sra.c (initialize_parameter_reductions): Ditto.
1047 2012-05-02 Michael Matz <matz@suse.de>
1049 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1050 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1051 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1052 set_bb_seq): Move down to after gimple_statement_d definition.
1054 2012-05-02 Michael Matz <matz@suse.de>
1056 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1057 gsi_replace_with_seq, instead of inserting itself.
1058 * gimple-iterator.c (gsi_replace_with_seq): New function.
1059 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1060 iterator instead of statement, advance it.
1061 (ssa_forward_propagate_and_combine): Adjust call to above.
1063 2012-05-02 Michael Matz <matz@suse.de>
1065 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1067 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1068 * tree-nested.c (walk_gimple_omp_for): Ditto.
1069 * trans-mem.c (lower_transaction): Ditto.
1070 * tree-eh.c (do_return_redirection): Ditto.
1071 (do_goto_redirection): Ditto.
1072 (lower_try_finally_switch): Ditto.
1073 * gimplify.c (gimplify_stmt): Ditto.
1074 (gimplify_scan_omp_clauses): Ditto.
1075 (gimplify_omp_for): Ditto.
1076 (gimplify_function_tree): Ditto.
1077 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1078 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1079 (mf_build_check_statement_for): Ditto.
1080 (mx_register_decls): Ditto.
1081 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1082 and don't use itertors to append.
1083 (insert_stmts): Ditto.
1084 (insert_out_of_ssa_copy): Ditto.
1085 (insert_out_of_ssa_copy_on_edge): Ditto.
1087 2012-05-02 Michael Matz <matz@suse.de>
1089 * gimple.h (gimple_bind_body_ptr): New function.
1090 (gimple_bind_body): Use it.
1091 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1092 (gimple_eh_filter_failure_ptr): New function.
1093 (gimple_eh_filter_failure): Use it.
1094 (gimple_eh_else_n_body_ptr): New function.
1095 (gimple_eh_else_n_body): Use it.
1096 (gimple_eh_else_e_body_ptr): New function.
1097 (gimple_eh_else_e_body): Use it.
1098 (gimple_try_eval_ptr): New function.
1099 (gimple_try_eval): Use it.
1100 (gimple_try_cleanup_ptr): New function.
1101 (gimple_try_cleanup): Use it.
1102 (gimple_wce_cleanup_ptr): New function.
1103 (gimple_wce_cleanup): Use it.
1104 (gimple_omp_body_ptr): New function.
1105 (gimple_omp_body): Use it.
1106 (gimple_omp_for_pre_body_ptr): New function.
1107 (gimple_omp_for_pre_body): Use it.
1108 (gimple_transaction_body_ptr): New function.
1109 (gimple_transaction_body): Use it.
1110 (gsi_split_seq_before): Adjust to return nothing and take pointer
1112 (gsi_set_stmt): Declare.
1113 (gsi_replace_with_seq): Declare.
1114 (walk_gimple_seq_mod): Declare.
1115 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1117 * gimple-iterator.c (gsi_set_stmt): New function.
1118 (gsi_split_seq_before): Return new sequence via pointer argument.
1119 (gsi_replace): Use gsi_set_stmt.
1121 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1123 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1124 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1126 (reserve_phi_args_for_new_edge): Change call to above,
1129 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1130 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1131 iterators. Adjust call to lower_omp.
1132 (lower_lastprivate_clauses): Adjust call to lower_omp.
1133 (lower_reduction_clauses): Ditto.
1134 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1135 (lower_omp_sections): Don't explicitely count sequence length,
1136 nullify lowered bodies earlier, ensure stmts are part of only
1137 one sequence, adjust call to lower_omp.
1138 (lower_omp_single): Ensure stmts are part of only one sequence,
1139 adjust call to lower_omp.
1140 (lower_omp_master): Ditto.
1141 (lower_omp_ordered): Ditto.
1142 (lower_omp_critical): Ditto.
1143 (lower_omp_for): Ditto.
1144 (lower_omp_taskreg): Ditto, tidy.
1145 (lower_omp_1): Adjust calls to lower_omp.
1146 (execute_lower_omp): Ditto.
1147 (lower_omp): Adjust to take pointer to sequence.
1148 (diagnose_sb_2): Use walk_gimple_seq_mod.
1149 (diagnose_omp_structured_block_errors): Ditto and set possibly
1150 changed function body.
1151 * gimple-low.c (lower_function_body): Set function body after
1153 (lower_sequence): Adjust to take pointer to sequence.
1154 (lower_omp_directive): Ensure stmt isn't put twice into the
1155 sequence, adjust call to lower_sequence.
1156 (lower_stmt): Adjust calls to lower_sequence.
1157 (lower_gimple_bind): Ditto.
1158 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1159 * tree-nested.c (walk_body): Take pointer to sequence, use
1160 walk_gimple_seq_mod.
1161 (walk_function): Adjust call to walk_body, set possibly changed body.
1162 (walk_gimple_omp_for): Adjust calls to walk_body.
1163 (convert_nonlocal_omp_clauses): Ditto.
1164 (convert_nonlocal_reference_stmt): Ditto.
1165 (convert_local_omp_clauses): Ditto.
1166 (convert_local_reference_stmt): Ditto.
1167 (convert_tramp_reference_stmt): Ditto.
1168 (convert_gimple_call): Ditto.
1169 (convert_nl_goto_reference): Use local iterator copy.
1170 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1171 but taking pointer to sequence, ensure gsi_start is called with
1173 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1174 asserting that the sequence head didn't change.
1175 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1176 walk_gimple_seq_mod.
1177 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1178 (execute_lower_tm): Ditto, and set possibly changed body.
1179 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1180 call gsi_start with that lvalue.
1181 (replace_goto_queue_stmt_list): Ditto.
1182 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1183 (replace_goto_queue): Ditto.
1184 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1185 (lower_try_finally_onedest): Ditto.
1186 (lower_try_finally_copy): Ditto.
1187 (lower_try_finally_switch): Ditto.
1188 (lower_try_finally): Ditto.
1189 (lower_eh_filter): Ditto.
1190 (lower_eh_must_not_throw): Ditto.
1191 (lower_cleanup): Ditto.
1192 (lower_eh_constructs_2): Ditto.
1193 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1194 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1195 set possibly changed body.
1196 (optimize_double_finally): Call gsi_start with lvalue.
1198 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1199 (gimple_split_block): Ditto.
1200 (gimple_merge_blocks): Use gsi_start_phis.
1201 (move_stmt_r): Use walk_gimple_seq_mod.
1202 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1203 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1204 (rebuild_cgraph_edges): Ditto.
1205 (cgraph_rebuild_references): Ditto.
1206 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1207 * tree-inline.c (copy_phis_for_bb): Ditto.
1208 * tree-ssa-dce.c: Ditto.
1210 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1212 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1213 Andi Kleen <ak@linux.intel.com>
1215 * coretypes.h (MEMMODEL_MASK): New.
1216 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1217 and return new variable.
1218 (expand_builtin_atomic_exchange): Mask memmodel values.
1219 (expand_builtin_atomic_compare_exchange): Ditto.
1220 (expand_builtin_atomic_load): Ditto.
1221 (expand_builtin_atomic_store): Ditto.
1222 (expand_builtin_atomic_clear): Ditto.
1223 * doc/extend.texi: Mention port-dependent memory model flags.
1224 * config/i386/cpuid.h (bit_HLE): New.
1225 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1227 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1228 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1229 (ix86_target_string)<-mhle>: New.
1230 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1231 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1232 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1233 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1234 enabled for generic, generic64 and core-avx2.
1235 (ix86_print_operand): Generate HLE lock prefixes.
1236 (ix86_memmodel_check): New.
1237 (TARGET_MEMMODEL_CHECK): Ditto.
1238 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1239 (IX86_HLE_ACQUIRE): Ditto.
1240 (IX86_HLE_RELEASE): Ditto.
1241 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1242 * config/i386/i386.opt (mhle): Ditto.
1243 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1244 success model to instruction emitter.
1245 (atomic_fetch_add<mode>): Ditto.
1246 (atomic_exchange<mode>): Ditto.
1247 (atomic_add<mode>): Ditto.
1248 (atomic_sub<mode>): Ditto.
1249 (atomic_<code><mode>): Ditto.
1250 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1251 (atomic_compare_and_swap_single<mode>): Define and use argument
1253 (atomic_compare_and_swap_double<mode>): Ditto.
1254 * configure.ac: Check if assembler support HLE prefixes.
1255 * configure: Regenerate.
1258 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1261 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1263 (gimplify_switch_expr): ... here.
1264 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1265 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1266 to clean up case labels with values outside the index type range.
1267 (simplify_gimple_switch): Call it if something changed.
1268 Remove strange and unnecessary assert.
1270 2012-05-02 Richard Guenther <rguenther@suse.de>
1272 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1274 (int_const_binop_1): New worker for int_const_binop with
1275 overflowable parameter. Pass it through to force_fit_type_double.
1276 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1278 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1279 to minus one, forcing overflow detection for even unsigned types.
1280 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1281 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1282 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1284 (layout_type): For zero-sized arrays ignore overflow on the
1286 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1287 (bit_value_binop_1): Likewise.
1288 * tree.c (double_int_to_tree): Likewise.
1289 (double_int_fits_to_tree_p): Likewise.
1290 (force_fit_type_double): Likewise.
1291 (host_integerp): Likewise.
1292 (int_fits_type_p): Likewise.
1293 * varasm.c (output_constructor_regular_field): Sign-extend the
1294 field-offset to cater for negative offsets produced by the Ada
1296 * omp-low.c (extract_omp_for_data): Convert the loop step to
1297 signed for pointer adjustments.
1299 2012-05-02 Richard Guenther <rguenther@suse.de>
1301 * tree.c (valid_constant_size_p): New function.
1302 * tree.h (valid_constant_size_p): Declare.
1303 * cfgexpand.c (expand_one_var): Adjust check for too large
1304 variables by using valid_constant_size_p.
1305 * varasm.c (assemble_variable): Likewise.
1307 * c-decl.c (grokdeclarator): Properly check for sizes that
1308 cover more than half of the address-space.
1310 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1312 PR tree-optimization/53163
1313 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1314 return value from compute_all_dependences.
1316 PR rtl-optimization/53160
1317 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1318 has been modified by ree pass already.
1320 2012-05-01 Ian Lance Taylor <iant@google.com>
1323 * c-decl.c (build_compound_literal): Make the decl readonly if it
1324 an array of a readonly type.
1325 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1326 parameter. Change all callers. If the decl is not addressable
1327 and is not an l-value, make it readonly.
1329 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1331 * ira.c (allocated_reg_info_size): New static variable.
1332 (expand_reg_info): Manage it. Call
1333 setup_preferred_alternate_classes_for_new_pseudos.
1334 (ira): Don't do it here. Remove local allocated_reg_info_size,
1335 set the global before calling find_moveable_pseudos.
1336 (find_moveable_pseudos): Call expand_reg_info rather than
1339 2012-05-01 Richard Henderson <rth@redhat.com>
1341 * common.opt (fsync-libcalls): New.
1342 * doc/invoke.texi: Document it.
1343 * optabs.c (init_sync_libfuncs): Honor it.
1345 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1346 Richard Sandiford <r.sandiford@uk.ibm.com>
1348 PR rtl-optimization/52543
1349 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1351 * lower-subreg.h: New file.
1352 * target-globals.h (this_target_lower_subreg): Declare.
1353 (target_globals): Add lower_subreg;
1354 (restore_target_globals): Restore this_target_lower_subreg.
1355 * target-globals.c: Include it.
1356 (default_target_globals): Add default_target_lower_subreg.
1357 (save_target_globals): Initialize target_lower_subreg.
1358 * rtl.h (init_lower_subreg): Added declaration.
1359 * toplev.c (backend_init_target): Call initializer for lower-subreg
1361 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1362 (default_target_lower_subreg): New variable.
1363 (this_target_lower_subreg): Likewise.
1364 (twice_word_mode, choices): New macros.
1365 (shift_cost, compute_splitting_shift, compute_costs)
1366 (init_lower_subreg): New functions.
1367 (resolve_simple_move): Add speed_p argument. Check choices.
1368 (find_pseudo_copy): Don't check the mode size here.
1369 (resolve_simple_move): Assert the mode size.
1370 (find_decomposable_shift_zext): Add speed_p argument and return
1371 a bool. Check choices.
1372 (resolve_shift_zext): Add comment.
1373 (dump_shift_choices, dump_choices): New functions.
1374 (decompose_multiword_subregs): Dump list of profitable
1375 transformations. Add code to skip non profitable transformations.
1376 Update calls to simple_move and find_decomposable_shift_zext.
1378 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1379 Sameera Deshpande <sameera.deshpande@arm.com>
1380 Greta Yorsh <greta.yorsh@arm.com>
1382 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1383 (thumb1_unexpanded_epilogue): ...this.
1384 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1385 (thumb1_unexpanded_epilogue): ...this.
1386 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1387 (thumb1_unexpanded_epilogue): ...this.
1389 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1391 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1392 comparing enumeration values. Update comments.
1394 2012-05-01 Alan Modra <amodra@gmail.com>
1397 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1398 load_cr_save, add_crlr_cfa_restore): New functions.
1399 (rs6000_restore_saved_cr): Rename to..
1400 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1401 (rs6000_emit_epilogue): Use new functions. Adjust condition
1402 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1403 regs when using out-of-line restore only when shrink wrapping.
1405 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1408 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1409 calls to cgraph_node_name in xstrdup.
1410 (ipa_make_edge_direct_to_target): Ditto.
1411 * cgraph.c (dump_cgraph_node): Ditto.
1412 * tree-sra.c (convert_callers_for_node): Ditto.
1413 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1414 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1415 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1416 (cgraph_materialize_all_clones): Ditto.
1417 * ipa-inline.c (report_inline_failed_reason): Ditto.
1418 (want_early_inline_function_p): Ditto.
1419 (edge_badness): Ditto.
1420 (update_edge_key): Ditto.
1421 (flatten_function): Ditto.
1422 (ipa_inline): Ditto.
1423 (inline_always_inline_functions): Ditto.
1424 (early_inline_small_functions): Ditto.
1426 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1430 constraints 0 and 1.
1432 012-04-30 Jan Hubicka <jh@suse.cz>
1434 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1435 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1436 (cgraph_add_to_same_comdat_group): Remove.
1437 (cgraph_add_asm_node): Move to cgraphunit.c.
1438 (cgraph_make_decl_local): Move to symtab.c
1439 (cgraph_make_node_local_1): Update.
1440 (cgraph_can_remove_if_no_direct_calls_and): Update.
1441 (used_from_object_file_p): Update.
1442 (resolution_used_from_other_file_p): Move to symtab.c
1443 (cgraph_used_from_object_file_p): move to symtab.c
1444 (verify_cgraph_node): Verify same comdat groups.
1445 * cgraph.h (cgraph_asm_node): Rename to ...
1446 (asm_node): ... this one.
1447 (cgraph_asm_nodes): Rename to ...
1448 (asm_nodes): ... this one.
1449 (symtab_add_to_same_comdat_group): New function.
1450 (symtab_dissolve_same_comdat_group_list): New function.
1451 (symtab_used_from_object_file_p): Declare.
1452 (symtab_make_decl_local): Declare.
1453 (cgraph_add_to_same_comdat_group): Remove.
1454 (cgraph_add_asm_node): Remove.
1455 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1457 (cgraph_finalize_compilation_unit): Rename to ...
1458 (finalize_compilation_unit): ... this one.
1459 (cgraph_optimize): Rename to ....
1460 (compile): ... this one.
1461 (add_asm_node): Declare.
1462 (fixup_same_cpp_alias_visibility): Declare.
1463 (cgraph_make_decl_local): Remove.
1464 (varpool_assemble_pending_decls): Rename to ...
1465 (varpool_output_variables): ... this one.
1466 (varpool_remove_unreferenced_decls): Remove.
1467 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1468 (preserve_function_body_p): Make static.
1469 * toplev.c (compile_file): Update comments; update.
1470 * cgraphunit.c: Update comments.
1471 (cgraph_expand_all_functions): Rename to ...
1472 (expand_all_functions): ... this one; update.
1473 (cgraph_mark_functions_to_output): Rename to ...
1474 (mark_functions_to_output): ... this one; cleanup.
1475 (cgraph_output_pending_asms): Remove prototype.
1476 (asm_nodes, asm_last_node): New static vars.
1477 (cgraph_process_new_functions): Update.
1478 (cgraph_reset_node): Cleanup; add comment.
1479 (cgraph_add_new_function): Update.
1480 (cgraph_output_pending_asms): Rename to ...
1481 (output_asm_statements): ... this one.
1482 (add_asm_node): New function.
1483 (fixup_same_cpp_alias_visibility): New function based on code
1484 in cgraph_analyze_function.
1485 (cgraph_analyze_function): Use it.
1486 (cgraph_order_sort): Update.
1487 (cgraph_output_in_order): Update.
1488 (cgraph_function_versioning): Update.
1489 (cgraph_optimize): Rename to ...
1490 (compile): ... this one; initialize streamer hooks here.
1491 (cgraph_finalize_compilation_unit): Rename to ...
1492 (finalize_compilation_unit): ... this one; do not initialize streamer
1494 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1495 * dwarf2out.c: Update ocmment.
1496 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1497 * method.c (use_thunk): Likewise.
1498 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1499 * decl2.c (maybe_emit_vtables): Likewise.
1500 (cp_write_global_declarations): Use finalize_compilation_unit.
1501 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1502 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1503 * c-decl.c (c_write_global_declarations): Use
1504 finalize_compilation_unit.
1505 * langhooks.c (write_global_declarations): Update.
1506 * ipa.c (cgraph_externally_visible_p): Update.
1507 (dissolve_same_comdat_group_list): Remove.
1508 (function_and_variable_visibility): Update.
1509 * symtab.c: Inlcude lto-streamer.h and rtl.h
1510 (ld_plugin_symbol_resolution_names): New.
1511 (symtab_add_to_same_comdat_group): New.
1512 (symtab_dissolve_same_comdat_group_list): New.
1513 (resolution_used_from_other_file_p): Move here from cgraph.c
1514 (symtab_used_from_object_file_p): New.
1515 (symtab_make_decl_local): New.
1516 * passes.c (register_pass): Update comments.
1517 * c-parser.c (c_parser_asm_definition): Update.
1518 * varpool.c (varpool_analyze_node): Use
1519 fixup_same_cpp_alias_visibility.
1520 (varpool_remove_unreferenced_decls): Make static.
1521 (varpool_assemble_pending_decls): Rename to ...
1522 (varpool_output_variables): ... this one; call
1523 varpool_remove_unreferenced_decls.
1524 (varpool_used_from_object_file_p): Remove.
1526 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1529 * c-typeck.c (build_array_ref): Call
1530 convert_vector_to_pointer_for_subscript.
1531 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1533 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1536 to compile-time "mode == <MODE>mode" checks.
1537 (and splitter): Ditto.
1539 2012-04-30 Richard Henderson <rth@redhat.com>
1541 * config/arm/arm.md (UNSPEC_LL): New.
1542 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1543 (arm_load_exclusivedi): Use %H0.
1545 2012-04-30 Jason Merrill <jason@redhat.com>
1547 * dwarf2out.c (comdat_symbol_id): Add const.
1548 (union die_symbol_or_type_node): Add const to die_symbol.
1549 (output_die_symbol, output_die, output_comp_unit): Adjust.
1551 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1553 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1554 * config/arm/neon.md (negdi2_neon): New insn.
1555 Also add splitters for core and NEON registers.
1557 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1559 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1560 (arm_print_operand): Add 'x' format.
1561 * config/arm/constraints.md (Dn): Allow const_int.
1562 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1563 Use 'x' format to print constants.
1564 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1565 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1567 (movdi_vfp_cortexa8): Likewise.
1569 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1570 Sameera Deshpande <sameera.deshpande@arm.com>
1571 Greta Yorsh <greta.yorsh@arm.com>
1573 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1574 * config/arm/arm.c (ldm_stm_operation_p): New function.
1575 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1576 (store_multiple_operation): Likewise.
1578 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1579 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1580 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1581 (store_multiple_operation): Likewise.
1583 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.md (and<mode>3): Expand masking operations with
1586 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1587 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1589 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1591 Add -Wvarargs option
1592 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1593 argument for the various warning_at calls.
1594 * docs/invoke.texi: Update the documentation.
1596 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1598 Switch -ftrack-macro-expansion=2 on by default.
1599 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1602 Fix va_start related location
1603 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1604 location in real source code.
1606 Make conversion warnings work on NULL with -ftrack-macro-expansion
1607 * input.h (expansion_point_location_if_in_system_header): Declare
1609 * input.c (expansion_point_location_if_in_system_header): Define it.
1611 Fix -Wuninitialized for -ftrack-macro-expansion
1612 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1613 declaration. Use linemap_location_before_p for source locations.
1615 Strip "<built-in>" loc from displayed expansion context
1616 * input.c (expand_location_1): When expanding to spelling location
1617 in a context of a macro expansion, skip reserved system header
1618 locations. Update comments. * tree-diagnostic.c
1619 (maybe_unwind_expanded_macro_loc): Likewise.
1621 Make expand_location resolve to locus in main source file
1622 * input.c (expand_location_1): New. Takes a parameter to choose
1623 whether to resolve the location to spelling or expansion point.
1624 Was factorized from ...
1625 (expand_location): ... here.
1626 (expand_location_to_spelling_point): New. Implemented in terms of
1628 * diagnostic.c (diagnostic_build_prefix): Use the new
1629 expand_location_to_spelling_point instead of expand_location.
1631 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1632 * gengtype.c (write_types_process_field): Force second argument of
1633 the call to the PCH object hierarchy walker to be 'x'.
1635 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1637 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1638 predicate to discriminate types.
1640 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1642 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1643 alias of Wsuggest-attribute=format.
1644 * c-typeck.c (convert_for_assignment): Replace
1645 Wmissing-format-attribute with Wsuggest-attribute=format.
1646 (digest_init): Likewise.
1648 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1650 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1651 * common.opt (Wmissing-noreturn): Alias of
1652 -Wsuggest-attribute=noreturn.
1654 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1657 * config/cris/cris.md (andqu): New peephole2.
1658 (andu): Tweak head comment.
1660 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1661 Steven Bosscher <steven@gcc.gnu.org>
1662 Maxim Kuvyrkov <maxim@codesourcery.com>
1664 PR tree-optimization/38785
1665 * common.opt (ftree-partial-pre): New option.
1666 * doc/invoke.texi: Document it.
1667 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1668 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1670 (execute_pre): Use flag_tree_partial_pre.
1672 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1675 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1678 2012-04-27 Ollie Wild <aaw@google.com>
1680 * doc/invoke.texi (Wliteral-suffix): Document new option.
1682 2012-04-27 Tom Tromey <tromey@redhat.com>
1684 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1685 (dwarf_tag_name): Use get_DW_TAG_name.
1686 (dwarf_attr_name): Use get_DW_AT_name.
1687 (dwarf_form_name): Use get_DW_FORM_name.
1688 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1690 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1692 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1693 arguments are -1 and 0, by negating the result of the conditional.
1695 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1698 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1700 2012-04-27 Richard Guenther <rguenther@suse.de>
1702 * tree-flow.h (is_hidden_global_store): Remove.
1703 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1704 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1705 (stmt_may_clobber_global_p): Likewise.
1706 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1707 (stmt_may_clobber_global_p): Likewise.
1708 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1709 stmt_may_clobber_global_p.
1710 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1712 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1714 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1717 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1718 reorganize some fields and update comments. Rename bit_test_uniq
1719 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1720 (collect_switch_conv_info): New function, collects info about a
1721 GIMPLE_SWITCH into a struct switch_conv_info.
1722 (check_range): Simplify to use pre-recorded info. Fix think-o in
1723 range-branch ratio check.
1724 (check_process_case): Remove function.
1725 (check_all_empty_except_final): New function, verifies that all
1726 non-final basic blocks are empty.
1727 (process_switch): Simplify to use pre-recorded info. Call
1728 collect_switch_conv_info to do that. Assert that degenerate switch
1729 statements have been cleaned up.
1731 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1734 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1736 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1739 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1741 2012-04-27 Tom de Vries <tom@codesourcery.com>
1743 PR tree-optimization/51879
1744 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1745 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1747 (defs_to_varying): ... here. Don't set use_processed.
1748 (visit_reference_op_call): Handle gimple_vdef.
1749 Handle case that lhs is NULL_TREE.
1750 (visit_use): Use mark_use_processed. Handle calls with side-effect
1751 using visit_reference_op_call.
1753 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1755 * sched-deps.c (fixup_sched_groups): Rename to...
1756 (chain_to_prev_insn): ...this.
1757 (chain_to_prev_insn_p): New function.
1758 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1760 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1762 * sched-int.h (_haifa_insn_data): Move priority_status.
1764 (INSN_MODEL_INDEX): New macro.
1765 * haifa-sched.c (insn_delay): New function.
1766 (sched_regno_pressure_class): Update commentary.
1767 (mark_regno_birth_or_death): Pass the liveness bitmap and
1768 pressure array as arguments, instead of using curr_reg_live and
1769 curr_reg_pressure. Only update the pressure if the bit in the
1770 liveness set has changed.
1771 (initiate_reg_pressure_info): Always trust the live-in set for
1772 SCHED_PRESSURE_MODEL.
1773 (initiate_bb_reg_pressure_info): Update call to
1774 mark_regno_birth_or_death.
1775 (dep_list_size): Take the list as argument.
1776 (calculate_reg_deaths): New function, extracted from...
1777 (setup_insn_reg_pressure_info): ...here.
1778 (MODEL_BAR): New macro.
1779 (model_pressure_data, model_insn_info, model_pressure_limit)
1780 (model_pressure_group): New structures.
1781 (model_schedule, model_worklist, model_insns, model_num_insns)
1782 (model_curr_point, model_before_pressure, model_next_priority):
1784 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1785 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1786 (model_index, model_update_limit_points_in_group): New functions.
1787 (model_update_limit_points, model_last_use_except): Likewise.
1788 (model_start_update_pressure, model_update_pressure): Likewise.
1789 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1790 (model_excess_cost, model_dump_pressure_points): Likewise.
1791 (model_set_excess_costs): Likewise.
1792 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1793 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1794 schedule as an alternative tie-breaker. Update the call to
1796 (ready_sort): Call model_set_excess_costs.
1797 (update_register_pressure): Update call to mark_regno_birth_or_death.
1798 Rely on that function to check liveness rather than doing it here.
1799 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1800 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1801 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1802 (model_record_pressure, model_record_pressures): New functions.
1803 (model_record_final_pressures, model_add_successors_to_worklist)
1804 (model_promote_predecessors, model_choose_insn): Likewise.
1805 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1806 (model_start_schedule, model_finalize_pressure_group): Likewise.
1807 (model_end_schedule): Likewise.
1808 (schedule_insn): Say when we're scheduling the next instruction
1809 in the model schedule.
1810 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1811 (queue_to_ready): Do not add instructions that are
1812 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1813 Always allow the next instruction in the model schedule to be added.
1814 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1815 and delay for SCHED_PRESSURE_MODEL too.
1816 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1817 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1818 (schedule_block): Call model_start_schedule and model_end_schedule.
1819 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1820 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1821 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1823 (sched_finish): Update accordingly.
1824 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1825 to SCHED_PRESSURE_MODEL.
1826 (add_jump_dependencies): Update call to dep_list_size.
1827 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1828 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1829 to SCHED_PRESSURE_MODEL.
1830 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1831 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1832 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1833 handling to SCHED_PRESSURE_MODEL.
1835 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1837 * common.opt (fsched-pressure-algorithm=): New option.
1838 * flag-types.h (sched_pressure_algorithm): New enum.
1839 * sched-int.h (sched_pressure_p): Replace with...
1840 (sched_pressure): ...this new variable.
1841 * haifa-sched.c (sched_pressure_p): Replace with...
1842 (sched_pressure): ...this new variable.
1843 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1844 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1845 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1846 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1847 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1848 (sched_analyze_insn): Likewise.
1849 * sched-rgn.c (schedule_region): Likewise.
1850 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1852 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1854 * PR middle-end/52997
1855 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1858 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1859 * expr.c (convert_move): Honor unsignedp when extending partial int
1861 * genmodes.c (complete_mode): Don't clear component field of partial
1863 (emit_mode_inner): Don't emit it however.
1864 (calc_wider_mode): Partial int modes widen to their component.
1866 2012-04-26 David S. Miller <davem@davemloft.net>
1868 * config/sparc/niagara4.md: New file.
1869 * config/sparc/sparc.md: Include it.
1870 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1871 (sparc_option_override): Use it.
1872 (sparc_use_sched_lookahead): Return 2 for niagara4.
1873 (sparc_issue_rate): Likewise.
1875 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1876 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1877 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1878 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1879 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1880 alignaddrldi_vis): Set type to gsr.
1881 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1882 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1883 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1884 v<vis3_shift_patname><mode>3, fmean16_vis,
1885 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1886 fucmp<code>8<P:mode>_vis): Set type to fga.
1887 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1888 * config/sparc/niagara.md: Likewise.
1889 * config/sparc/niagara2.md: Likewise.
1890 * config/sparc/ultra3.md: Likewise, and fix type matching for
1891 us3_ialuX reservation.
1893 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1895 * reload.c (find_reloads): Change the loop nesting when trying an
1896 alternative with swapped operands.
1898 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1900 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1901 comment. Delete unused parameter first_exp_point_map.
1902 (virt_loc_aware_diagnostic_finalizer): Update call.
1904 2012-04-26 Michael Hope <michael.hope@linaro.org>
1905 Richard Earnshaw <rearnsha@arm.com>
1907 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1908 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1909 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1910 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1912 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1914 * doc/extend.texi: Document avx2 support.
1915 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1917 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1920 * config/cris/cris.md ("*andhi_lowpart_v32")
1921 ("*andqi_lowpart_v32"): Change first input-only operand from
1922 a (match_operand ...) to (match_dup 0). Drop alternatives with
1923 const_int-matching constraints for redundancy.
1924 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1925 three-operand alternative.
1927 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1930 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1931 instead expand it as zero extension.
1933 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1936 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1938 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1940 * common.opt (flag_debug_types_section): Default to 0.
1941 (dwarf_version): Default to 4.
1942 (dwarf_record_gcc_switches): Default to 1.
1943 (dwarf_strict): Default to 0.
1944 * toplev.c (process_options): Don't handle dwarf_strict
1945 or dwarf_version here.
1946 * config/vxworks.c (vxworks_override_options): Don't
1947 test whether dwarf_strict or dwarf_version are negative,
1948 instead test !global_options_set.x_dwarf_*.
1949 * config/darwin.c (darwin_override_options): Default to
1951 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1952 and -fno-debug-types-section are now the default.
1954 2012-04-25 Jan Hubicka <jh@suse.cz>
1956 * cgraphunit.c: Update toplevel comment.
1957 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1958 (cgraph_analyze_function): Make static.
1959 (cgraph_decide_is_function_needed): Make static.
1960 (cgraph_add_new_function): Use expand_function instead of
1961 rest_of_compilation.
1962 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1963 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1965 (cgraph_inline_p): Remove.
1966 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1967 (init_cgraph): Add comment.
1968 * cgraphbuild.c (record_reference, mark_address, mark_load,
1969 mark_store): Do not call analyze_expr hook.
1970 * cgraph.c: Update toplevel comment.
1971 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1972 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1973 Move fere from cgraphunit.c
1974 (cgraph_mark_force_output_node): Move to cgraph.h
1975 * cgraph.h: Reorder so the comments match the function placement.
1976 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1977 (cgraph_mark_force_output_node): Move here from cgraph.c
1978 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1979 * ipa-inline-transform.c (preserve_function_body_p): New function.
1980 (inline_transform): Update.
1981 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1982 * langhooks.h (lang_hooks_for_callgraph): Remove.
1983 (lang_hooks): Remove callgraph.
1984 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1985 * varpool.c: Remove out of date comment.
1986 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1987 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1989 2012-04-25 Jan Hubicka <jh@suse.cz>
1992 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1993 forward declaration.
1994 (cgraph_finalize_function): Finalize them here.
1995 * symtab.c (dump_symtab): Dump ctors and dtors.
1997 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2000 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2001 larger than maxbits. Don't compute maxbits modulo align.
2002 Also check that unit bytes long store at bitpos / unit * unit
2003 doesn't affect bits beyond bitregion_end.
2004 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2005 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2006 (store_split_bit_field): Decrease unit close to end of bitregion_end
2007 if access is restricted in order to avoid mutual recursion.
2009 PR tree-optimization/53058
2010 * double-int.h (double_int_max_value, double_int_min_value): New
2012 * double-int.c (double_int_max_value, double_int_min_value): New
2014 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2015 or GT_EXPR with double_int_max_value instead of double_int_mask.
2017 2012-04-25 Richard Guenther <rguenther@suse.de>
2019 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2020 * tree-vect-loop.c (vect_transform_loop): Adjust.
2021 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2022 the maximum number of iterations for the epilogue loop.
2023 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2025 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2028 * c-typeck.c (set_nonincremental_init,
2029 set_nonincremental_init_from_string): Pass true instead of false
2030 as IMPLICIT to add_pending_init.
2032 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2034 * c-typeck.c (pop_init_level): Improve diagnostics.
2036 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2038 * compare-elim.c (try_eliminate_compare): Also handle operands with
2039 implicit extensions.
2041 2012-04-25 Alan Modra <amodra@gmail.com>
2043 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2044 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2045 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2046 (no_global_regs_above): Delete.
2047 (no_global_regs): New function.
2048 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2049 value for load multiple test.
2050 (savres_routine_syms): Increase size.
2051 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2052 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2053 rather than a number of boolean flags. Update all callers.
2054 (rs6000_savres_routine_name): Generate vector save/restore names.
2055 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2056 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2057 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2058 and using_store_multiple. Expand uses. Don't always use r11 as
2059 frame reg when needed for out-of-line saves. Set up initial offset
2060 for out-of-line vector saves when buying stack frame. Handle pointer
2061 reg setup for out-of-line fp save. Emit call to out-of-line vector
2062 save function. Choose r11 or r12 for vrsave reg when available for
2064 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2065 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2066 from back-chain to suit out-of-line vector restore functions. Emit
2067 call to out-of-line vector restore function. Adjust register used
2068 for cr restore. Tweak pointer register setup for gpr restore.
2069 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2071 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2072 (V_SAVE_INLINE): Define.
2073 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2075 2012-04-25 Alan Modra <amodra@gmail.com>
2077 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2078 out-of-line save/restore for large frames. Don't disable
2079 out-of-line saves on ABI_AIX when using static chain reg.
2080 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2081 clobber static chain reg, and tweak for out-of-line gpr saves
2084 2012-04-25 Alan Modra <amodra@gmail.com>
2086 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2087 (rs6000_emit_prologue): Use the above to catch register overlap.
2089 2012-04-25 Alan Modra <amodra@gmail.com>
2091 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2092 decl. Move logic selecting update reg to callers. Update all callers.
2093 (rs6000_emit_allocate_stack): Add copy_off param.
2094 (emit_frame_save): Don't handle reg+reg addressing.
2095 (ptr_regno_for_savres): New function, extracted from..
2096 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2097 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2098 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2099 frame offset adjustment for out-of-line save with copy from sp.
2100 Simplify condition controlling whether cr is saved early or
2101 late. Use ptr_regno_for_savres to verify correct reg is set
2102 up for out-of-line saves. Pass the actual pointer reg used to
2103 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2104 function. Rearrange spe vars so code is similar to that
2105 elsewhere in this function. Don't update frame_off when spe
2106 save code will restore r11. Use emit_frame_save for spe and
2107 gpr saves. Consolidate darwin out-of-line gpr setup with that
2108 for other abis. Don't assume frame_offset is zero and frame
2109 reg is sp when setting up altivec reg saves, and calculate
2110 exact offset requirement.
2111 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2112 spe restore code. Consolidate darwin out-of-line gpr setup
2113 with that for other abis.
2115 2012-04-25 Alan Modra <amodra@gmail.com>
2117 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2118 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2120 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2122 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2123 and emit_frame_save calls. Cope with possibly missing note.
2125 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2127 * config/i386/i386.c (build_processor_model_struct): New function.
2128 (make_var_decl): New function.
2129 (fold_builtin_cpu): New function.
2130 (ix86_fold_builtin): New function.
2131 (make_cpu_type_builtin): New function.
2132 (ix86_init_platform_type_builtins): New function.
2133 (ix86_expand_builtin): Expand new builtins by folding them.
2134 (ix86_init_builtins): Make new builtins to detect CPU type.
2135 (TARGET_FOLD_BUILTIN): New macro.
2136 (IX86_BUILTIN_CPU_INIT): New enum value.
2137 (IX86_BUILTIN_CPU_IS): New enum value.
2138 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2139 * config/i386/i386-builtin-types.def: New function type.
2140 * testsuite/gcc.target/builtin_target.c: New testcase.
2141 * doc/extend.texi: Document builtins.
2143 2012-04-24 Olivier Hainque <hainque@adacore.com>
2145 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2146 * toplev.c (process_options): Default to dwarf_version 2.
2147 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2148 and dwarf_version 2.
2150 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2152 * tree-pretty-print.h (default_tree_printer): Do not declare.
2153 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2155 (default_tree_diagnostic_starter): Make static.
2156 (default_tree_printer): Move to here. Make static.
2157 (tree_diagnostics_defaults): New.
2158 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2159 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2160 * toplev.c: Do not include tree-pass.h.
2161 (default_tree_printer): Move from here.
2162 (general_init): Use tree_diagnostics_defaults.
2164 2012-04-24 Chao-ying Fu <fu@mips.com>
2166 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2167 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2168 * config/mips/gnu-user.h
2169 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2170 (GNU_USER_TARGET_LINK_SPEC): New define.
2171 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2172 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2173 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2174 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2175 GNU_USER_TARGET_ENDFILE_SPEC.
2176 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2177 (GNU_USER_TARGET_LINK_SPEC): New define.
2178 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2179 * config/mips/linux-common.h: New file.
2181 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2184 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2185 (altivec_build_resolved_builtin): Call fully_fold_convert.
2187 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2190 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2192 2012-04-24 Richard Guenther <rguenther@suse.de>
2194 PR tree-optimization/53085
2195 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2198 2012-04-24 Richard Guenther <rguenther@suse.de>
2200 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2203 2012-04-24 Jim Meyering <meyering@redhat.com>
2205 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2206 absence of an define_enum call.
2208 2012-04-24 Richard Guenther <rguenther@suse.de>
2210 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2211 the epilogue loop is not re-used as unvectorized version
2212 record the its maximum number of iterations.
2214 2012-04-24 Andrew Pinski <apinski@cavium.com>
2216 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2217 Don't directly use def1/def2.
2219 2012-04-24 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/53098
2222 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2225 2012-04-24 Andrew Pinski <apinski@cavium.com>
2228 * tree-ssa-forwprop.c (defcodefor_name): New function.
2229 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2230 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2231 Simplify "(~X | Y) & X" to "X & Y" and
2232 "(~X & Y) | X" to "X | Y".
2234 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2236 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2237 validate_change to add clobbers if IN_GROUP is nonzero.
2238 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2239 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2241 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2243 * config/s390/s390.c (insn_invalid_p): Likewise.
2245 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2248 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2249 (output_addressed_constants): Likewise.
2252 * varasm.c (get_section): Don't ICE for section conflicts with
2253 built-in section kinds.
2255 2012-04-23 DJ Delorie <dj@redhat.com>
2257 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2258 (LIBSTDCXX): Change to CPP2.
2260 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2263 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2266 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2269 (*addsi_2_zext): Ditto.
2270 (*add<mode>_3): Ditto.
2271 (*addsi_3_zext): Ditto.
2272 (*add<mode>_5): Ditto.
2274 2012-04-23 Andrew Pinski <apinski@cavium.com>
2276 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2277 (C & B) to (A OP0) & B.
2279 2012-04-23 Martin Jambor <mjambor@suse.cz>
2281 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2282 temporaries created for a bitfield (reverting revision 122014).
2284 2012-04-23 Richard Guenther <rguenther@suse.de>
2286 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2287 the condition using is_gimple_condexpr and avoid the not necessary
2289 (set_prologue_iterations): Likewise.
2290 (vect_loop_versioning): Likewise.
2292 2012-04-23 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/53070
2295 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2296 (main_tree_if_conversion): Verify we succeeded in that.
2298 2012-04-23 Jan Hubicka <jh@suse.cz>
2300 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2301 mark_reahcable_node.
2302 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2303 (cgraph_mark_reachable_node): Remove.
2304 (cgraph_mark_force_output_node): Do not set reachable.
2305 (dump_cgraph_node): Do not dump reachable.
2306 (cgraph_create_virtual_clone): Do not set reachable.
2307 * cgraph.h (cgraph_node): Remove reachable flag.
2308 (varpool_node): Remove reachable flag.
2309 (cgraph_mark_if_needed): Remove.
2310 (cgraph_mark_reachable_node): Remove.
2311 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2312 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2314 (cgraph_add_new_function): Likewise.
2315 (cgraph_mark_if_needed): Remove.
2316 (cgraph_analyze_function): Do not set target as reachable.
2317 (process_function_and_variable_attributes): Do not care about
2319 (cgraph_analyze_functions): Do not set reachable flags.
2320 (cgraph_mark_functions_to_output): Do not check reachability.
2321 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2322 (dbxout_expand_expr): Update.
2323 * c-decl.c (merge_decls): Do not track changed externs.
2324 * ipa.c: Include pointer-set.h
2325 (enqueue_cgraph_node): Use reachable pointer set.
2326 (process_references): Likewise.
2327 (cgraph_remove_unreachable_nodes): Likewise.
2328 (whole_program_function_and_variable_visibility): Do not recompute
2330 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2332 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2334 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2336 2012-04-23 Richard Guenther <rguenther@suse.de>
2339 * c-typeck.c (build_binary_op): Fix typo.
2341 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2343 PR tree-optimizations/52891
2344 * tree-vect-patterns.c (adjust_bool_pattern): Use
2345 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2346 but with non-standard precision.
2348 2012-04-22 Jan Hubicka <jh@suse.cz>
2350 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2353 2012-04-22 Jan Hubicka <jh@suse.cz>
2355 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2356 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2357 mark_load, mark_store): Do not mark varpool nodes as needed.
2358 * cgraph.c (cgraph_new_nodes): Remove.
2359 (cgraph_create_function_alias): Do not mark nodes as reachable.
2360 (cgraph_add_thunk): Likewise.
2361 (cgraph_mark_reachable_node): Do not manage the queue.
2362 * cgraph.h (cgraph_node): Remove next_needed.
2363 (varpool_nodes_queue): Remove next_needed and prev_needed.
2364 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2365 (cgraph_new_nodes): Declare.
2366 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2367 (varpool_analyze_pending_decls): Remove.
2368 (varpool_analyze_node): New.
2369 (varpool_mark_needed_node): Remove.
2370 (varpool_first_variable, varpool_next_variable): New inlines.
2371 (varpool_first_static_initializer, varpool_next_static_initializer):
2373 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2374 (varpool_first_defined_variable): New inline.
2375 (varpool_next_defined_variable): New inline
2376 (FOR_EACH_VARIABLE): Reimplement.
2377 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2378 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2380 * cgraphunit.c (cgraph_new_nodes): Declare here.
2381 (enqueue_node): New function.
2382 (cgraph_process_new_functions): update for new
2383 node set; when constructing cgraph enqueue node for processing.
2384 (cgraph_add_new_function): Use new node set.
2385 (process_function_and_variable_attributes): Do not set varpool needed
2387 (referred_to_p): New function.
2388 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2389 when varpool is in construction.
2390 (cgraph_analyze_functions): Rewrite.
2391 (cgraph_expand_all_functions): Update.
2392 (cgraph_output_in_order): Do not analyze pending decls; do not set
2394 (cgraph_optimize): Do not analyze pending decls.
2395 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2396 in other partition; do not mark node as needed.
2397 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2398 (premark_types_used_by_global_vars_helper): Likewise.
2399 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2400 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2402 (function_and_variable_visibility): Do not mark node as needed.
2403 (whole_program_function_and_variable_visibility): Likewise.
2404 * Makefile.in (gt-varpool.h): No longer needed.
2405 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2406 (ipa_write_summaries): Do not use needed flag.
2407 * varpool.c: Do not include gt-varpool.h
2408 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2409 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2410 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2412 (varpool_remove_node): Do not update the lists.
2413 (dump_varpool_node): Do not dump needed flag.
2414 (varpool_enqueue_needed_node): Remove.
2415 (varpool_mark_needed_node): Remove.
2416 (varpool_reset_queue): Remove.
2417 (varpool_finalize_decl): Move to cgraphunit.c
2418 (varpool_analyze_node): New functions based on former
2419 varpool_analyze_pending_decls.
2420 (varpool_analyze_pending_decls): Remove.
2421 (varpool_assemble_decl): Do not update the lists.
2422 (enqueue_node): New function.
2423 (varpool_remove_unreferenced_decls): Rewrite.
2424 (varpool_empty_needed_queue): Remove.
2425 (add_new_static_var): Do not mark node as needed.
2426 (varpool_create_variable_alias): Handle expansion state
2428 * except.c (output_ttype): Do not mark node as needed.
2429 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2430 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2432 * tree-switch-conversion.c (build_one_array): Likewise.
2434 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2437 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2438 * common.opt (Wpedantic): New.
2439 (pedantic): Alias Wpedantic.
2440 * diagnostic.c (warning_at): Likewise.
2441 * c-decl.c (diagnose_mismatched_decls): Likewise.
2442 (build_array_declarator): Likewise.
2443 (mark_forward_parm_decls):
2444 (check_bitfield_type_and_width): Likewise.
2445 (grokdeclarator): Likewise.
2446 (grokfield): Likewise.
2447 (finish_struct): Likewise.
2448 (build_enumerator): Likewise.
2449 (store_parm_decls_oldstyle): Likewise.
2450 (declspecs_add_qual): Likewise.
2451 (declspecs_add_type): Likewise.
2452 (finish_declspecs): Likewise.
2453 * c-typeck.c (composite_type): Likewise.
2454 (comp_target_types): Likewise.
2455 (build_array_ref): Likewise.
2456 (pointer_diff): Likewise.
2457 (build_unary_op): Likewise.
2458 (build_conditional_expr): Likewise.
2459 (build_c_cast): Likewise.
2460 (convert_for_assignment): Likewise.
2461 (maybe_warn_string_init): Likewise.
2462 (digest_init): Likewise.
2463 (pop_init_level): Likewise.
2464 (set_init_index): Likewise.
2465 (c_finish_goto_label): Likewise.
2466 (c_finish_return): Likewise.
2467 (do_case): Likewise.
2468 (build_binary_op): Likewise.
2469 * c-parser.c (static): Likewise.
2470 (c_parser_external_declaration): Likewise.
2471 (c_parser_declaration_or_fndef): Likewise.
2472 (c_parser_static_assert_declaration_no_se): Likewise.
2473 (c_parser_enum_specifier): Likewise.
2474 (c_parser_struct_or_union_specifier): Likewise.
2475 (c_parser_struct_declaration): Likewise.
2476 (c_parser_alignas_specifier): Likewise.
2477 (c_parser_braced_init): Likewise.
2478 (c_parser_initelt): Likewise.
2479 (c_parser_compound_statement_nostart): Likewise.
2480 (c_parser_conditional_expression): Likewise.
2481 (c_parser_alignof_expression): Likewise.
2482 (c_parser_postfix_expression): Likewise.
2483 (c_parser_postfix_expression_after_paren_): Likewise.
2484 (c_parser_objc_class_instance_variables): Likewise.
2485 (c_parser_objc_method_definition): Likewise.
2486 (c_parser_objc_methodprotolist): Likewise.
2488 2012-04-22 Ian Lance Taylor <iant@google.com>
2490 * godump.c (go_output_typedef): Dump size of structs.
2492 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2494 Correcting transform_to_exit_first_loop + fix to PR46886
2495 * tree-parloops.c (transform_to_exit_first_loop): Remove
2496 setting of number of iterations according to the loop pattern.
2497 Duplicate from entry to exit->src instead of loop->latch.
2498 (pallelize_loops): Remove the condition preventing do-while loops.
2499 * tree-cfg.c (bool bb_in_region_p): New.
2500 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2501 Adjust redirection of the duplicated iteration.
2503 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2506 * rtl.def (ADDRESS): Use "i" rather than "w".
2507 * rtl.h (find_base_term): Delete.
2508 (may_be_sp_based_p): Declare.
2509 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2510 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2511 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2513 (find_base_term): Make static.
2514 (may_be_sp_based_p): New function.
2515 * dse.c (record_store): Use it.
2516 * store-motion.c (store_killed_in_insn): Likewise.
2518 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2520 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2522 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2525 * c-typeck.c (inform_declaration): New.
2526 (build_function_call_vec): Do not pretty-print
2527 expressions when caret is enabled.
2528 (convert_arguments): Use inform_declaration.
2530 2012-04-20 Jim Meyering <meyering@redhat.com>
2532 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2533 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2535 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2537 PR rtl-optimization/44214
2538 * fold-const.c (exact_inverse): New function.
2539 (fold_binary_loc): Fold vector and complex division by constant into
2540 multiply by recripocal with flag_reciprocal_math; fold vector division
2541 by constant into multiply by reciprocal with exact inverse.
2543 2012-04-20 Jan Hubicka <jh@suse.cz>
2545 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2547 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2548 (cgraph_remove_node): Update.
2549 (cgraph_mark_needed_node): Remove.
2550 (cgraph_mark_force_output_node): New.
2551 (dump_cgraph_node): Do not dump needed flag.
2552 (cgraph_node_cannot_be_local_p_1): Update.
2553 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2554 * cgraph.h (symtab_node_base): Add force_output flag.
2555 (cgraph_node): Remove needed flag.
2556 (varpool_node): Remove force_output flag.
2557 (cgraph_mark_needed_node): Remove.
2558 (cgraph_mark_force_output_node): New.
2559 (cgraph_only_called_directly_or_aliased_p,
2560 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2561 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2562 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2563 (cgraph_add_new_function): Update.
2564 (cgraph_mark_if_needed): Update.
2565 (verify_cgraph_node): Update.
2566 (cgraph_analyze_function): Alias target is reachable.
2567 (process_function_and_variable_attributes): Update: externally_visible
2568 flag makes function reachable.
2569 (cgraph_analyze_functions): Update dumping.
2570 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2571 input_overwrite_node, input_varpool_node): Update streaming.
2572 * lto-streamer-out.c (produce_symtab): Use force_output.
2573 * ipa.c (process_references): Weakrefs must be processed.
2574 (cgraph_remove_unreachable_nodes): Likewise; update for new
2576 (varpool_externally_visible_p): Weakrefs are externally visible
2577 even if they are not.
2578 (function_and_variable_visibility): Update; when processing alias
2579 pair force the targets to be output.
2580 (whole_program_function_and_variable_visility): Use
2581 mark_reachable_node.
2582 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2583 (ipa_tm_mark_force_output_node): New function.
2584 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2585 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2587 * varasm.c (mark_decl_referenced): Update.
2588 (find_decl_and_mark_needed): Remove.
2589 (find_decl): New function.
2590 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2591 alias targets as needed.
2592 (dump_tm_clone_pairs): Update.
2593 * tree-inline.c (copy_bb): Update check.
2594 * symtab.c (dump_symtab_base): Dump force_output.
2595 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2596 * passes.c (execute_todo): Fix dumping.
2597 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2598 (varpool_analyze_pending_decls): Alias target is reachable.
2599 (varpool_create_variable_alias): Finalize weakrefs.
2601 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2604 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2605 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2606 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2607 macros instead of constants.
2608 * dse.c (record_store): Check for SP ADDRESS by comparing
2609 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2610 XEXP to be stack_pointer_rtx.
2612 2012-04-20 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2615 update_call_from_tree when propagating into a call.
2617 2012-04-20 Alan Modra <amodra@gmail.com>
2619 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2620 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2621 sp_offset to frame_off. Move world save code earlier.
2623 2012-04-20 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/53050
2626 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2627 Do only one transform on COND_EXPRs at the same time.
2629 2012-04-19 Jan Hubicka <jh@suse.cz>
2631 * symtab.c (dump_symtab_base): Revert accidental checkin.
2633 2012-04-20 Alan Modra <amodra@gmail.com>
2636 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2637 static chain, set REST_INLINE_FPRS too.
2639 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2641 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2644 2012-04-20 Richard Guenther <rguenther@suse.de>
2646 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2647 loops that can never run more often than the vectorization factor.
2649 2012-04-19 Jan Hubicka <jh@suse.cz>
2651 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2653 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2655 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2657 2012-04-19 Jim Meyering <meyering@redhat.com>
2659 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2660 We verified above that the string(including trailing NUL) fits in buf,
2663 2012-04-19 Richard Guenther <rguenther@suse.de>
2665 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2666 for dumping DECL_SECTION_NAME.
2668 2012-04-19 Michael Matz <matz@suse.de>
2671 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2672 (struct tree_vector): Adjust GTY length.
2673 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2675 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2677 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2678 caller emitted the length calulation already.
2679 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2680 before handling any of the fields for structs.
2682 2012-04-19 Richard Guenther <rguenther@suse.de>
2684 PR tree-optimization/53031
2685 * tree-vrp.c (adjust_range_with_scev): Revert back to
2686 using max_loop_iterations.
2688 2012-04-19 Michael Matz <matz@suse.de>
2690 * diagnostic.c (emit_diagnostic): Move va_end call after user
2692 (warning, warning_at, pedwarn, permerror): Ditto.
2694 2012-04-19 Richard Guenther <rguenther@suse.de>
2696 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2699 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2702 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2703 the case *(X+const).
2705 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2707 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2709 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2712 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2713 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2715 2012-04-19 Richard Guenther <rguenther@suse.de>
2717 PR rtl-optimization/44688
2718 * loop-iv.c (determine_max_iter): Only return max_iter.
2719 (iv_number_of_iterations): Also use the recorded loop bound
2720 on the maximum number of iterations.
2721 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2722 max_iter to avoid unrolling loops that do not roll.
2723 (decide_unroll_stupid): Likewise.
2725 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2727 * targhooks.c (default_case_values_threshold): Fix code style nit.
2729 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2730 case range and type folding from here...
2731 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2732 type, as documented in tree.def.
2734 2012-04-18 Jan Hubicka <jh@suse.cz>
2736 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2738 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2739 cgraph hash and same comdat groups.
2740 (cgraph_optimize): Verify symbol table.
2741 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2742 (dissolve_same_comdat_group_list): Work on symtab nodes.
2743 (function_and_variable_visibility): Dissolve variable same comdat group
2745 * symtab.c: Include timevar.h
2746 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2748 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2750 * tree-switch-conversion.c (info): Remove global pass info.
2751 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2752 free_temp_arrays, gather_default_values, build_constructors,
2753 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2754 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2755 (process_switch): ... here. Unify message format. Return a const
2756 char pointer to the failure reason message.
2757 (do_switchconv): Unify message format. Update process_switch usage.
2759 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2760 * tree-cfg.c (edge_to_cases): Fix documentation.
2762 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2764 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2766 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2768 PR tree-optimization/52976
2769 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2770 (possibly_move_powi): New function.
2771 (rewrite_expr_tree): Call possibly_move_powi.
2772 (rewrite_expr_tree_parallel): Likewise.
2773 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2774 call add_to_ops_vec instead.
2776 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2778 PR tree-optimization/52976
2779 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2780 (decrement_power): Likewise.
2781 (propagate_op_to_single_use): Likewise.
2782 (zero_one_operation): Handle __builtin_pow* calls in linearized
2783 expression trees; factor logic into propagate_op_to_single_use.
2784 (undistribute_ops_list): Allow operands with repeat counts > 1.
2786 2012-04-18 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/44688
2789 * cfgloop.h (record_niter_bound): Declare.
2790 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2791 Update the estimation with the upper bound here...
2792 (estimate_numbers_of_iterations_loop): ... instead of here.
2793 Do not forcefully reset a recorded upper bound.
2794 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2795 Record the maximum number of loop iterations of the prologue loop.
2797 2012-04-18 Jan Hubicka <jh@suse.cz>
2799 * lto-symtab.c (lto_cgraph_replace_node): Update.
2800 * cgraphbuild.c (record_reference, record_type_list,
2801 record_eh_tables, mark_address, mark_load, mark_store): Update.
2802 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2803 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2805 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2806 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2807 * reload.c: Fix typo in comment.
2808 * rtlanal.c: Likewise.
2809 * tree-emultls.c (gen_emutls_addr): Update.
2810 * ipa-reference.c (analyze_function): Update.
2811 * cgraphunit.c (cgraph_analyze_function,
2812 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2814 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2815 (ipa_remove_reference): Likewise.
2816 (ipa_remove_all_refering): Rename to ...
2817 (ipa_remove_all_referring): ... this one; update.
2818 (ipa_dump_references): Update.
2819 (ipa_dump_referring): Update.
2820 (ipa_clone_references): Update.
2821 (ipa_clone_refering): Rename to ...
2822 (ipa_clone_referring): ... this one; update.
2823 (ipa_ref_cannot_lead_to_return): Update.
2824 (ipa_ref_has_aliases_p): Update.
2825 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2827 (ipa_ref_type): Remove.
2828 (ipa_ref_ptr_u): Remove.
2829 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2830 and refered_type; add referring, referred and referred_index.
2831 (ipa_ref_list): Rename refering to referring.
2832 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2833 ipa_clone_references, ipa_clone_referring): Update prototypes.
2834 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2835 (lto_output_ref): Update.
2836 (add_references): Update.
2837 (input_varpool_node): Update.
2838 (input_refs): Update.
2839 * ipa-ref-inline.h (ipa_ref_node): Update.
2840 (ipa_ref_varpool_node): Update.
2841 (ipa_ref_referring_node): Update.
2842 (ipa_ref_referring_varpool_node): Update.
2843 (ipa_ref_referring_ref_list): Update.
2844 (ipa_ref_referred_ref_list): Update.
2845 (ipa_ref_list_first_referring): Update.
2846 (ipa_empty_ref_list): Update.
2847 (ipa_ref_list_refering_iterate): Rename to ...
2848 (ipa_ref_list_referring_iterate): ... this one.
2849 * cse.c: Update comment.
2850 * ipa-utils.c (ipa_reverse_postorder): Update.
2851 * tree-ssa-alias.c: Update.
2852 * ipa-inline.c (reset_edge_caches): Update.
2853 (update_caller_keys): Update.
2854 * ipa-inline.h: Update comments.
2855 * jump.c: Update comment.
2856 * alias.c: Likewise.
2857 * ipa.c (process_references): Update.
2858 (cgraph_remove_unreachable_nodes): Likewise.
2859 (ipa_discover_readonly_nonaddressable_var): Likewise.
2860 (cgraph_address_taken_from_non_vtable_p): Likewise.
2861 * trans-mem.c (ipa_tm_execute): Update.
2862 * simplify-rtx.c: Fix comment.
2863 * rtl.c: Fix comment.
2864 * symtab.c (symtab_unregister_node): Update.
2865 * varpool.c (dump_varpool_node): Update.
2866 (varpool_analyze_pending_decls): Update.
2867 (assemble_aliases): Update.
2868 (varpool_for_node_and_aliases): Update.
2870 2012-04-18 Richard Guenther <rguenther@suse.de>
2872 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2873 use_undefined_p parameter.
2874 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2875 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2877 (estimate_numbers_of_iterations): Likewise.
2878 (estimated_loop_iterations): Adjust.
2879 (max_loop_iterations): Likewise.
2880 (scev_probably_wraps_p): Likewise.
2881 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2882 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2883 not max_loop_iterations.
2884 (execute_vrp): Remove explicit number of iterations estimation.
2886 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2888 * config/i386/linux-common.h: New.
2890 * config.gcc: Add i386/linux-common.h before
2891 all i386/linux.h and i386/linux64.h usages.
2893 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2894 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2895 * config/i386/gnu-user64.h: Likewise.
2897 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2898 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2899 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2900 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2902 2012-04-18 Jan Hubicka <jh@suse.cz>
2904 * cgraph.c (cgraph_node_name): Remove.
2905 (dump_cgraph_node): Use dump_symtab_base; reformat.
2906 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2907 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2909 (cgraph_node_name, varpool_node_name): Remove.
2910 (cgraph_node_asm_name, varpool_node_asm_name,
2911 cgraph_node_name, varpool_node_name): New.
2912 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2913 (TODO_dump_symtab): ... this one.
2914 * ipa-cp (pass_ipa_cp): Update.
2915 * ia-reference.c (generate_summary, read_write_all_from_decl,
2916 propagate, ipa_reference_read_optimization_summary): Update.
2917 * cgraphunit.c (cgraph_analyze_functions): Update.
2918 (cgraph_optimize): Update.
2919 * ipa-ref.c (ipa_dump_references): Update.
2920 (ipa_dump_refering): Update.
2921 * ipa-inline.c (pass_ipa_inline): Update.
2922 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2923 * ipa.c (pass_ipa_function_visibility,
2924 pass_ipa_whole_program_visibility): Update.
2925 * tree-sra.c (pass_early_ipa_sra): Update.
2926 * symtab.c: Include langhooks.h
2927 (symtab_node_asm_name): New.
2928 (symtab_node_name): New.
2929 (symtab_type_names): New static var.
2930 (dump_symtab_base): New.
2931 (dump_symtab_node, dump_symtab): New.
2932 (debug_symtab_node, debug_symtab): New.
2933 * tree-ssa-structalias.c: Dump symbol table.
2934 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2935 of TODO_dump_cgraph.
2936 * varpoo.c (varpool_node_name): Remove.
2937 (dump_varpool_node): Use dump_symtab_base; reformat.
2939 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2941 * doc/invoke.texi (Language Independent Options): @item should be
2944 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2947 * rtl.c (rtx_code_size): Handle ADDRESS.
2949 2012-04-17 Tom de Vries <tom@codesourcery.com>
2951 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2954 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2957 * config/i386/sync.md (atomic_<code><mode>): Rename to
2958 atomic_<logic><mode>.
2960 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2962 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2963 * alias.c (reg_base_value): Expand and update comment.
2964 (arg_base_value): New variable.
2965 (unique_id): Move up file.
2966 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2967 (find_base_value): Use arg_base_value and known_base_value_p.
2968 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2969 (find_base_term): Use known_base_value_p.
2970 (base_alias_check): Use unique_base_value_p.
2971 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2972 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2974 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2976 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2978 2012-04-17 Michael Matz <matz@suse.de>
2980 PR tree-optimization/18437
2981 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2982 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2983 (vect_check_strided_load): Declare.
2984 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2985 (vect_analyze_data_refs): Use it to accept strided loads.
2986 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2988 2012-04-17 Richard Guenther <rguenther@suse.de>
2991 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2992 loops when redirecting an entry or latch edge.
2994 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2996 * sel-sched.c (sel_global_init): Revert previous change.
2998 2012-04-17 Richard Guenther <rguenther@suse.de>
3000 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3001 * tree.h (array_at_struct_end_p): ... here.
3002 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3003 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3005 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3007 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3008 COST_TABLE): Remove.
3009 (estimate_case_costs): Remove.
3010 (expand_case): Do not call estimate_case_costs
3011 to set use_cost_table.
3012 (balance_case_nodes): Do not use use_cost_table.
3014 2012-04-16 Jan Hubicka <jh@suse.cz>
3016 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3017 (hash_node, eq_node): Remove.
3018 (cgraph_create_node): Do not handle hashtable.
3019 (cgraph_get_node): Remove.
3020 (cgraph_insert_node_to_hashtable): Remove.
3021 (hash_node_by_assembler_name): Remove.
3022 (eq_assembler_name): Remove.
3023 (cgraph_node_for_asm): Rewrite.
3024 (cgraph_find_replacement_node): Break out from ...
3025 (cgraph_remove_node): ... here; do not maintain hashtables.
3026 (change_decl_assembler_name): Remove.
3027 (cgraph_clone_node): Do not maintain hashtables.
3028 * cgraph.h (const_symtab_node): New typedef.
3029 (cgraph_insert_node_to_hashtable): Remove.
3030 (symtab_get_node, symtab_node_for_asm,
3031 symtab_insert_node_to_hashtable): Declare.
3032 (cgraph_find_replacement_node): Declare.
3033 (cgraph_get_node, varpool_get_node): Turn into inlines.
3034 (cgraph, varpool): Work sanely on NULL pointers.
3035 (FOR_EACH_SYMBOL): New walker.
3036 * ipa-inline-transform.c (save_inline_function_body): Use
3037 symtab_insert_node_to_hashtable.
3038 * symtab.c: Include ggc.h and diagnostics.h
3039 (symtab_hash, assembler_name_hash): New static vars;
3040 (hash_node, eq_node, hash_node_by_assembler_name,
3041 eq_assembler_name, insert_to_assembler_name_hash,
3042 unlink_from_assembler_name_hash): New.
3043 (symtab_register_node): Update hashtables.
3044 (symtab_insert_node_to_hashtable): New.
3045 (symtab_unregister_node): Update hashtables.
3046 (symtab_get_node): New.
3047 (symtab_node_for_asm): New.
3048 (change_decl_assembler_name): New.
3049 * Makefile.in (symtab.o): Needs GTY.
3050 * varpool.c (varpool_hash): Remove.
3051 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3052 (varpool_node): Rewrite using varpool_get_node.
3053 (varpool_remove_node): DO not maintain hashtables.
3054 (varpool_node_for_asm): Rewrite.
3056 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3058 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3059 when describing the current behavior of GCC.
3061 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3063 * genemit.c (gen_exp): Remove ADDRESS handling.
3064 * genoutput.c (scan_operands): Likewise.
3065 * genpeep.c (match_rtx): Likewise.
3066 * genrecog.c (add_to_sequence): Likewise.
3068 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3070 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3072 2012-04-16 Martin Jambor <mjambor@suse.cz>
3074 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3077 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3080 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3081 hints for 'A' operand types.
3083 2012-04-16 Jan Hubicka <jh@suse.cz>
3085 * cgraph.h (symtab_node_base): Add next and previous pointers.
3086 (cgraph_node): Remove next and preivous pointers.
3087 (varpool_node): Likewise; remove next/previous GTY marker;
3088 it is not type safe.
3089 (symtab_node_def): Update GTY marker
3090 (x_cgraph_nodes, cgraph_nodes): Remove.
3091 (symtab_nodes): New function.
3092 (cgraph_order): Rename to ...
3093 (symtab_order): ... this one.
3094 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3096 (x_varpool_nodes, varpool_nodes): Remove.
3097 (FOR_EACH_STATIC_VARIABLE): Update.
3098 (symtab_function_p, symtab_variable_p): New function.
3099 (FOR_EACH_VARIABLE): Update.
3100 (varpool_first_variable, varpool_next_variable): New functions.
3101 (FOR_EACH_VARIABLE): Update.
3102 (cgraph_first_defined_function): Update.
3103 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3104 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3105 (cgraph_first_function, cgraph_next_function): New.
3106 (FOR_EACH_FUNCTION): Update.
3107 (cgraph_first_function_with_gimple_body,
3108 cgraph_next_function_with_gimple_body): Update.
3109 * symtab.c: New file.
3110 * cgraph.c: Update copyright dates.
3111 (x_cgraph_nodes, cgraph_order): Remove.
3112 (NEXT_FREE_NODE): Update.
3113 (SET_NEXT_FREE_NODE): New.
3114 (cgraph_create_node_1): Remove common code.
3115 (cgraph_create_node): Remove common code; call symtab_register_node.
3116 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3117 (cgraph_add_asm_node): Update.
3118 (cgraph_clone_node): Register new node.
3119 * cgraphunit.c (process_function_and_variable_attributes): Update.
3120 (cgraph_analyze_functions): Update.
3121 (cgraph_analyze_functions): Update.
3122 (cgraph_output_in_order): Update.
3123 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3125 * ipa-inline.c (recursive_inlining): Update.
3126 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3127 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3128 * Makefile.in: Add symtab.o
3129 * varpool.c (x_varpool_nodes): Remove
3130 (varpool_node): Remove common code; call symtab_register_node.
3131 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3133 2012-04-16 Richard Guenther <rguenther@suse.de>
3136 * tree.h (VECTOR_CST_NELTS): Adjust.
3137 (struct tree_vector): Add explicit length field.
3138 (make_vector_stat): Declare.
3139 (make_vector): Define.
3140 * tree.c (make_vector_stat): New function.
3141 (build_vector_stat): Use it.
3142 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3144 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3146 PR tree-optimization/52976
3147 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3148 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3150 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3152 2012-04-16 Jan Hubicka <jh@suse.cz>
3154 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3156 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3157 walkers to walk cgraph and varpool.
3158 * cgraph.c (cgraph_node_for_asm): Likewise.
3159 (dump_cgraph): Likewise.
3160 * value-prof.c (init_node_map): Likewise.
3161 * tree.c (free_lang_data_in_cgraph): Likewise.
3162 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3163 * ipa-reference.c (generate_summary, propagate): Likewise.
3164 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3165 cgraph_mark_functions_to_output, cgraph_output_in_order,
3166 output_weakrefs, cgraph_materialize_all_clones,
3167 cgraph_optimize): Likewise.
3168 * lto-cgraph.c (merge_profile_summaries): Likewise.
3169 (input_cgraph): Likewise.
3170 * ipa-pure-const.c (generate_summary): Likewise.
3171 (propagate): Likwise.
3172 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3173 (ipa_free_postorder_info): Likewise.
3174 (ipa_reverse_postorder): Likewise.
3175 * ipa-inline.c (ipa_inline): Likewise.
3176 * matrix-reorg.c (find_matrices_decl): Likewise.
3177 (matrix_reorg): Likewise.
3178 * tree-vectorizer.c (increase_alignment): Likewise.
3179 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3180 (function_and_variable_visibility): Likewise.
3181 (whole_program_function_and_variable_visibility): Likewise.
3182 (ipa_cdtor_merge): Likewise.
3183 * trans-mem.c (ipa_tm_execute): Likewise.
3184 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3185 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3186 (ipa_print_all_params): Likewise.
3187 (ipa_update_after_lto_read): Likewise.
3188 * tree-profie.c (tree_profiling): Likewise.
3189 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3190 * passes.c (dump_passes): Likewise.
3191 (do_per_function): Likewise.
3192 (ipa_write_summaries): Likewise.
3193 * varpool.c (dump_varpool): Likewise.
3194 (varpool_node_for_asm): Likewise.
3195 (varpool_assemble_pending_decls): Likewise.
3197 2012-04-16 Richard Guenther <rguenther@suse.de>
3199 PR tree-optimization/52975
3200 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3201 condition but always mark it with TRUTH_NOT_EXPR.
3203 2012-04-16 Richard Guenther <rguenther@suse.de>
3205 PR tree-optimization/52975
3206 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3207 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3208 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3209 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3211 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3214 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3215 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3216 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3217 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3218 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3219 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3221 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3222 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3223 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3224 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3225 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3226 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3228 (xop_plus): New code iterator.
3229 (macs): New code attribute.
3231 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3232 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3234 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3235 xop_plus code iterator.
3236 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3237 xop_plus code iterator.
3238 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3239 xop_plus code iterator.
3240 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3241 xop_plus code iterator.
3243 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3244 any_extend code iterator.
3245 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3246 any_extend code iterator.
3247 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3248 any_extend code iterator.
3249 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3250 any_extend code iterator.
3251 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3252 any_extend code iterator.
3253 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3254 any_extend code iterator.
3256 2012-04-14 Tom de Vries <tom@codesourcery.com>
3258 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3259 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3260 DELETED_LABEL note, and move it to ...
3261 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3262 (delete_insn_and_edges): Likewise.
3263 (delete_insn_chain): Handle new return type of delete_insn. Delete
3264 chain backwards rather than forwards.
3265 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3267 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3269 2012-04-14 Jan Hubicka <jh@suse.cz>
3271 * cgraph.h: Update copyrights;
3272 (symtab_node): Turn to union typedef.
3273 (symtab_node_base): New structure.
3274 (symtab_type): Add SYMTAB_SYMBOL tag.
3275 (cgraph_node): Annotate some pinters with nested_ptr.
3276 (varpool_node): Likewise.
3277 (cgraph_local_info): Remove lto_file_data
3278 and externally_visible.
3279 (cgraph_node): Remove decl; same_comdat_group list;
3280 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3281 in_other_partition; resolution.
3282 (varpool_node): Remove decl; same_comdat_group;
3283 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3284 used_from_other_partition; in_other_partition.
3285 (symtab_node_def): New union.
3286 (cgraph, varpool): Update.
3287 (varpool_first_static_initializer, varpool_next_static_initializer,
3288 cgraph_only_called_directly_or_aliased_p,
3289 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3290 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3291 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3293 * cgraph.c: Likewise.
3294 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3295 * cgraphbuild.c: Likewise.
3296 * lto-symtab.c: Likewise.
3297 * c-gimplify.c: Likewise.
3298 * value-prof.c: Likewise.
3300 * ipa-cp.c: Likewise.
3301 * tree-emutls.c: Likewise.
3302 * ipa-inline-transform.c: Likwise.
3303 * ipa-reference.c: Likewise.
3304 * cgraphunit.c: Likewise.
3305 * ipa-ref.c: Likewise.
3306 * lto-cgraph.c: Likewise.
3307 * ipa-ref-inline.h: Likewise.
3308 * ipa-pure-const.c: Likewise.
3309 * lto-streamer-out.c: Likewise.
3310 * ipa-utils.c: Likewise.
3311 * ipa-inline.c: Likewise.
3312 * matrix-reorg.c: Likewise.
3313 * tree-eh.c: Likewise.
3314 * tree-vectorizer.c: Likewise.
3315 * ipa-split.c: Likewise.
3317 * trans-mem.c: Likewise.
3318 * ipa-inline-analysis.c: Likewise.
3319 * gimplify.c: Likewise.
3320 * cfgexpand.c: Likewise.
3321 * tree-sra.c: Likewise.
3322 * ipa-prop.c: Likewise.
3323 * varasm.c: Likewise.
3324 * tree-nested.c: Likewise.
3325 * tree-inline.c: Likewise.
3326 * tree-profile.c: Likewise.
3327 * tree-ssa-structalias.c: Likewise.
3328 * passes.c: Likewise.
3329 * varpool.c: Likewise.
3331 2012-04-14 Tom de Vries <tom@codesourcery.com>
3333 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3334 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3335 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3337 (gsi_advance_fw_nondebug_nonlocal): New function.
3338 (local_def): Removed function.
3339 (same_succ_hash): Use stmt_local_def.
3340 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3341 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3343 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3345 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3346 and __ILP32__ for x32.
3348 2012-04-13 Martin Jambor <mjambor@suse.cz>
3351 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3352 fold_ctor_reference returns a zero constant.
3354 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3356 * config.gcc: Add i386/gnu-user-common.h before all
3357 i386/gnu-user.h and i386/gnu-user64.h usages.
3359 * config/i386/gnu-user-common.h: New.
3361 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3362 (CC1_SPEC): Likewise.
3363 (ENDFILE_SPEC): Likewise.
3364 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3365 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3366 (TARGET_OS_CPP_BUILTINS): Likewise.
3367 (LIBGCC2_HAS_TF_MODE): Likewise.
3368 (LIBGCC2_TF_CEXT): Likewise.
3369 (TF_SIZE): Likewise.
3370 (TARGET_ASM_FILE_END): Likewise.
3371 (STACK_CHECK_MOVING_SP): Likewise.
3372 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3373 * config/i386/gnu-user64.h: Likewise.
3375 2012-04-13 Martin Jambor <mjambor@suse.cz>
3377 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3378 set_mem_attributes for a memory temporary. Do not call the function
3379 for the memory temporary created for a bitfield.
3381 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3384 * df.h (enum debug_temp_where): New.
3385 (dead_debug_init, dead_debug_finish) Declare.
3386 (dead_debug_add, dead_debug_insert_temp): Declare.
3387 (struct dead_debug_use, struct dead_debug): Moved from...
3388 * df-problems.c: ... here.
3389 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3391 (df_create_unused_note): Likewise.
3392 (df_set_dead_notes_for_mw): Move comment where it belongs.
3393 (dead_debug_init): Export.
3394 (dead_debug_reset_uses): New, factored out of...
3395 (dead_debug_finish): ...this. Export.
3396 (dead_debug_reset): Remove.
3397 (dead_debug_add): Export.
3398 (dead_debug_insert_before): Rename to...
3399 (dead_debug_insert_temp): ... this. Add where argument. Export.
3400 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3401 Return insertion count.
3402 (df_note_bb_compute): Adjust.
3403 * dce.c (word_dce_process_block): Adjust dead debug uses.
3404 (dce_process_block): Likewise.
3406 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3408 * df-problems.c (df_note_bb_compute): Do not take note of
3409 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3411 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3414 * var-tracking.c (expand_depth): New type.
3415 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3416 (loc_exp_dep_alloc): Adjust initializer.
3417 (update_depth): Use new type. Add entryvals.
3418 (vt_expand_var_loc_chain): Take note of expansions with
3419 ENTRY_VALUEs, but don't accept them right away. Run an optional
3420 second pass accepting the minimum ENTRY_VALUE count found in the
3422 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3424 2012-04-13 Tom de Vries <tom@codesourcery.com>
3426 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3427 parameters vuse and vuse_escaped.
3428 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3429 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3432 2012-04-13 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/52969
3435 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3436 the condition for the COND_EXPR and handle predicate negation
3437 by swapping the COND_EXPR arms.
3439 2012-04-13 Nick Clifton <nickc@redhat.com>
3441 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3442 TODO_dump_func flag.
3444 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3446 PR rtl-optimization/52203
3447 PR rtl-optimization/52715
3449 Revert the 2012-03-07 fix for PR 52203.
3450 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3451 the insn does not modify DFA right before issuing, adjust
3452 issue_rate accordingly.
3454 2012-04-13 Richard Guenther <rguenther@suse.de>
3457 * c-typeck.c (pointer_diff): Remove bogus assert.
3459 2012-04-13 Richard Guenther <rguenther@suse.de>
3462 * convert.c (convert_to_pointer): Remove special-casing of zero.
3464 2012-04-13 Joey Ye <joey.ye@arm.com>
3466 * config/arm/constraints.md (Pe): New constraint.
3467 * config/arm/arm.md: New split for imm 256-510.
3469 2012-04-13 Terry Guo <terry.guo@arm.com>
3471 * config/arm/arm-cores.def: Added core cortex-m0plus.
3472 * config/arm/arm-tune.md: Regenerated.
3473 * config/arm/arm-tables.opt: Regenerated.
3474 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3476 2012-04-13 Alan Modra <amodra@gmail.com>
3479 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3480 tie regs on destination of sets. Delete forward declaration.
3481 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3482 (rs6000_emit_prologue): Likewise.
3483 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3485 (is_mem_ref): Use tie_operand to recognise stack ties.
3486 * config/rs6000/predicates.md (tie_operand): New.
3487 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3489 (restore_stack_nonlocal): Likewise.
3490 (stack_tie): Update.
3491 (frame_tie): Delete.
3493 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3495 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3496 HOST_WIDE_INT_PRINT_DEC in format strings.
3498 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3501 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3502 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3503 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3504 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3505 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3506 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3507 avx2_permvarv8si using VI4F_256 mode iterator.
3508 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3509 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3510 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3511 gen_avx2_permvarv8sf.
3512 (expand_vec_perm_pshufb): Ditto.
3514 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3517 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3518 the list of options to enable the FCFID instruction.
3519 (TARGET_EXTRA_BUILTINS): Adjust comment.
3521 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3523 PR tree-optimization/18589
3524 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3525 (operand_entry): Add count field.
3526 (add_repeat_to_ops_vec): New function.
3527 (completely_remove_stmt): Likewise.
3528 (remove_def_if_absorbed_call): Likewise.
3529 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3530 (acceptable_pow_call): New function.
3531 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3532 entries with repeat counts when found.
3533 (repeat_factor_d): New struct and associated typedefs.
3534 (repeat_factor_vec): New static vector variable.
3535 (compare_repeat_factors): New function.
3536 (get_reassoc_pow_ssa_name): Likewise.
3537 (attempt_builtin_powi): Likewise.
3538 (reassociate_bb): Call attempt_builtin_powi.
3539 (fini_reassoc): Two new calls to statistics_counter_event.
3541 2012-04-12 Richard Guenther <rguenther@suse.de>
3543 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3544 * cgraph.h (tree_rest_of_compilation): Remove.
3545 * cgraph.c (cgraph_add_new_function): Move ...
3546 * cgraphunit.c (cgraph_add_new_function): ... here.
3547 (tree_rest_of_compilation): Make static.
3548 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3549 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3550 gate_all_early_local_passes, execute_all_early_local_passes,
3551 pass_early_local_passes, gate_all_early_optimizations,
3552 pass_all_early_optimizations): Move ...
3553 * passes.c (gate_all_optimizations, pass_all_optimizations,
3554 gate_all_early_local_passes, execute_all_early_local_passes,
3555 pass_early_local_passes, gate_all_early_optimizations,
3556 pass_all_early_optimizations): ... here.
3557 * tree-optimize.c (execute_free_datastructures): Remove.
3558 * tree-flow.h (execute_free_datastructures): Remove.
3559 * tree-optimize.c (execute_init_datastructures,
3560 pass_init_datastructures): Move ...
3561 * tree-ssa.c (execute_init_datastructures,
3562 pass_init_datastructures): ... here.
3563 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3564 execute_free_datastructures.
3566 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3568 * dbgcnt.def (ira_move): New counter.
3569 * ira-int.h (ira_create_new_reg): Declare function.
3570 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3571 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3572 no longer static. All callers changed.
3573 * ira.c: Include "dbgcnt.h".
3574 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3575 move_unallocated_pseudos): New static functions.
3576 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3577 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3578 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3579 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3580 to the pseudos generated in find_moveable_pseudos.
3581 * Makefile.in (ira.o): Add $(DBGCNT_H).
3583 2012-04-12 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/52943
3586 * tree-chrec.h (chrec_is_positive): Remove.
3587 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3588 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3589 Return false for a constant zero instead of negative.
3590 (analyze_siv_subscript_cst_affine): Handle zero difference
3591 in the initial condition explicitely.
3593 2012-04-12 Richard Guenther <rguenther@suse.de>
3595 * tree-parloops.c (parallelize_loops): Also consult the upper
3596 bound for the number of iterations.
3597 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3598 (loop_prefetch_arrays): Likewise.
3600 2012-04-12 Richard Guenther <rguenther@suse.de>
3602 * cfgloop.h (estimated_loop_iterations_int): Ditch
3603 'conservative' parameter.
3604 (max_stmt_executions_int): Likewise.
3605 (estimated_loop_iterations): Likewise.
3606 (max_stmt_executions): Likewise.
3607 (max_loop_iterations): Declare.
3608 (max_loop_iterations_int): Likewise.
3609 (estimated_stmt_executions): Likewise.
3610 (estimated_stmt_executions_int): Likewise.
3611 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3613 (max_loop_iterations): ... this.
3614 (estimated_loop_iterations_int): Split parts to ...
3615 (max_loop_iterations_int): ... this.
3616 (max_stmt_executions_int): Split parts to ...
3617 (estimated_stmt_executions_int): ... this.
3618 (max_stmt_executions): Split parts to ...
3619 (estimated_stmt_executions): ... this.
3620 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3621 * predict.c (predict_loops): Likewise.
3622 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3623 (analyze_siv_subscript_cst_affine): Likewise.
3624 (compute_overlap_steps_for_affine_1_2): Likewise.
3625 (analyze_subscript_affine_affine): Likewise.
3626 (init_omega_for_ddr_1): Likewise.
3627 * tree-parloops.c (parallelize_loops): Likewise.
3628 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3629 (may_eliminate_iv): Likewise.
3630 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3631 (loop_prefetch_arrays): Likewise.
3632 * tree-vrp.c (adjust_range_with_scev): Likewise.
3634 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3636 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3637 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3639 (dump_table): Use bool type for need_align and have_df variables.
3640 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3641 (regs_used): Remove register modifier.
3642 (barrier_align): Move variables slot, credit, jump_to_next
3643 into if block above for loop. Use bool type for jump_to_next.
3644 (sh_function_arg): Use NULL_RTX instead of 0.
3646 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3648 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3649 (bswapsi2): New expander.
3651 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3654 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3656 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3658 PR rtl-optimization/52876
3659 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3660 Don't call mark_reg_pointer for incompatible pointer sign extension.
3662 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3665 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3667 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3668 comparisons against TYPE_PRECISION.
3669 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3671 2012-04-11 Xinliang David Li <davidxl@google.com>
3673 * tree-passes.h: Remove TODO_dump_func.
3674 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3675 * trans-mem.c: Remove TODO_dump_func.
3676 * ira.c: Remove TODO_dump_func.
3678 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3680 * config/i386/i386.c (ix86_option_override_internal): Check
3681 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3682 after TARGET_64BIT is updated.
3684 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3686 * config/sh/sh.h: Remove old secondary reload code.
3688 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3690 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3691 (ready_reorder): ... this function.
3693 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3695 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3698 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3699 insns so that no other insn is queued for a time before them.
3701 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3704 2012-04-11 Richard Guenther <rguenther@suse.de>
3707 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3708 consider loop nesting.
3709 (evolution_function_is_univariate_p): Properly check the remainder
3712 2012-04-11 Richard Guenther <rguenther@suse.de>
3715 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3717 2012-04-11 Nick Clifton <nickc@redhat.com>
3719 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3720 information, if requested.
3722 * config/rx/rx.c (rx_expand_prologue): Likewise.
3724 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3725 Michael Matz <matz@suse.de>
3728 * rtlanal.c (unsigned_reg_p): New function.
3729 Update copyright notice dates.
3730 * rtl.h (unsigned_reg_p): Prototype it.
3731 Update copyright notice dates.
3732 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3734 * expr.c (expand_expr_real_1): Set register attributes.
3735 * stmt.c (expand_case): Likewise.
3737 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3740 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3741 consider_sh2a and allow_zero.
3742 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3743 (disp_addr_displacement): New function.
3744 (sh_address_cost): Use disp_addr_displacement function instead
3745 of DISP_ADDR_OFFSET.
3746 (sh_legitimate_address_p): Adapt to changed
3747 sh_legitimate_index_p declaration.
3748 (sh_find_mov_disp_adjust): Remove HImode check.
3749 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3750 disp_addr_displacement and max_mov_insn_displacement.
3751 (max_mov_insn_displacement): Remove HImode check.
3752 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3753 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3754 * config/sh/constraints.md (K05, K13): New constraints.
3755 (K12): Correct comment.
3756 (Sdd): Do not use DISP_ADDR_P macro.
3757 (Snd, Sbw): Use satisfies_constraint_Sdd.
3758 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3759 (*extendhisi2_compact, movhi_i): Remove.
3760 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3761 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3762 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3763 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3764 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3765 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3766 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3768 Add new peepholes for HImode displacement addressing.
3770 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3772 * config/sh/sh.h (SIDI_OFF): Remove.
3773 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3774 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3777 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3780 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3781 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3782 * doc/md.texi (Standard Names): Add bswap.
3783 * builtin-types.def (BT_UINT16): New primitive type.
3784 (BT_FN_UINT16_UINT16): New function type.
3785 * builtins.def (BUILT_IN_BSWAP16): New.
3786 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3787 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3788 expand_builtin_bswap.
3789 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3790 (fold_builtin_1): Likewise.
3791 (is_inexpensive_builtin): Likewise.
3792 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3793 missing bits for bswap to libcall code.
3794 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3795 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3796 (uint16_type_node): New define.
3797 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3798 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3800 (rs6000_init_builtins): Likewise.
3801 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3803 2012-04-11 Tristan Gingold <gingold@adacore.com>
3805 * doc/extend.texi (Type Attributes): Move paragraph.
3807 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3810 * diagnostic.h (show_caret): Declare.
3811 (caret_max_width): Declare.
3812 (diagnostic_show_locus): Declare.
3813 * diagnostic.c (diagnostic_initialize): Initialize to false.
3814 (diagnostic_show_locus): New.
3815 (diagnostic_report_diagnostic): Call it.
3816 (getenv_columns): New.
3818 (diagnostic_set_caret_max_width): New.
3819 * input.c (read_line): New.
3820 (location_get_source_line): New.
3821 * input.h (location_get_source_line): Declare.
3822 * toplev.c (general_init): Initialize show_caret from options.
3823 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3824 * opts.c (common_handle_option): Likewise.
3825 * pretty-print.h (pp_get_prefix): New.
3826 (pp_base_get_prefix): New.
3827 * common.opt (fdiagnostics-show-caret): New option.
3828 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3830 2012-04-11 Richard Guenther <rguenther@suse.de>
3832 PR rtl-optimization/52881
3833 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3835 2012-04-11 Richard Guenther <rguenther@suse.de>
3837 PR tree-optimization/52912
3838 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3839 manipulation code we are threading through a loop header
3840 to an exit destination.
3842 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3844 * tree.h (warn_if_unused_value): Move declaration from here.
3845 * stmt.c (warn_if_unused_value): Move definition from here.
3847 2010-04-10 Michael Matz <matz@suse.de>
3849 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3851 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3852 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3853 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3854 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3855 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3856 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3857 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3858 (vect_record_strided_load_vectors): Rename to
3859 vect_record_grouped_load_vectors.
3860 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3861 Rename use of above macros.
3862 (vect_verify_datarefs_alignment): Ditto.
3863 (vector_alignment_reachable_p): Ditto.
3864 (vect_peeling_hash_get_lowest_cost): Ditto.
3865 (vect_enhance_data_refs_alignment): Ditto.
3866 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3867 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3868 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3869 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3870 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3871 (vect_record_strided_load_vectors): Rename to
3872 vect_record_grouped_load_vectors.
3873 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3874 (destroy_loop_vec_info): Ditto.
3875 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3876 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3877 (vect_analyze_slp): Ditto.
3878 (new_bb_vec_info): Ditto.
3879 (destroy_bb_vec_info): Ditto.
3880 (vect_schedule_slp_instance): Ditto and rename strided_store to
3882 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3883 vect_cost_group_size.
3884 (vect_model_store_cost): Rename use of above macros and call
3885 to vect_cost_strided_group_size.
3886 (vect_model_load_cost): Ditto.
3887 (vectorizable_store): Ditto, rename strided_store to grouped_store
3888 and calls to renamed tree-vectorizer.h functions.
3889 (vectorizable_load): Ditto.
3890 (vect_transform_stmt): Rename use of above macros and strided_store
3893 2012-04-10 Jan Hubicka <jh@suse.cz>
3895 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3896 (symtab_type): New enum.
3897 (symtab_node): New structure.
3898 (cgraph_node, varpool_node): Add symbol base type.
3899 (cgraph, varpool): New accestor functions.
3900 * cgraph.c (cgraph_create_node_1): Set symbol type.
3901 * varpool.c (varpool_node): Set symbol type.
3903 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3904 Richard Sandiford <rdsandiford@googlemail.com>
3906 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3908 2012-04-10 Richard Guenther <rguenther@suse.de>
3911 * gimple-low.c (gimple_check_call_args): Properly account for
3912 compatible aggregate types.
3914 2012-04-10 Richard Guenther <rguenther@suse.de>
3916 * toplev.h (tree_rest_of_compilation): Remove.
3917 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3918 * cgraph.h (tree_rest_of_compilation): Declare.
3919 * tree-optimize.c (tree_rest_of_compilation): Move ...
3920 * cgraphunit.c (tree_rest_of_compilation): ... here.
3921 * cgraph.c (cgraph_add_new_function): Adjust.
3922 * Makefile.in (tree-optimize.o): Adjust.
3923 (cgraphunit.o): Likewise.
3925 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3927 PR tree-optimization/52870
3928 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3929 presumed pattern statement is within the same loop or basic block.
3931 2012-04-10 Tristan Gingold <gingold@adacore.com>
3933 * gengtype.c (main): Make uintptr_t a known type.
3935 2012-04-10 Richard Guenther <rguenther@suse.de>
3937 * tree-pass.h (tree_lowering_passes): Remove.
3938 * tree-optimize.c (tree_lowering_passes): Remove.
3939 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3940 of tree_lowering_passes, avoid redundant call of early local passes.
3941 * cgraphunit.c (cgraph_lower_function): Fold into ...
3942 (cgraph_analyze_function): ... its single caller. Inline
3943 relevant parts of tree_lowering_passes.
3945 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/pa/pa.opt: Remove SIO and GNU_LD.
3950 2012-04-09 Jan Hubicka <jh@suse.cz>
3955 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3956 boundary, add its target too.
3957 * lto.c (add_references_to_partition): Add also aliased nodes.
3958 (add_cgraph_node_to_partition,
3959 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3960 when adding alias, add also the aliased object.
3962 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3966 VOIDmode immediate operands.
3967 * config/i386/constraints.md (Wz): New constraint.
3968 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3970 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3973 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3974 the DECL generated for the special GOT helper.
3976 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3978 * config/sh/constraints.md: Update list of constraints in
3980 (Sr0): Remove unused memory constraint.
3982 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3984 * tree-pretty-print.h: Update comment.
3986 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3988 * config/sh/sh.md: Use braced string notation where applicable.
3989 (*prefetch_i4, prefetch_m2a): Merge into ...
3990 (*prefetch): ... this new insn.
3992 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3994 * config/sh/sh.h (high_life_started): Remove
3995 * config/sh/predicates.md (general_movdst_operand): Use
3996 'reload_in_progress' instead of 'high_life_started'.
3997 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3998 divsi_inv_fp): Likewise.
4000 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4002 * config/sh/sh-protos.h (prepare_move_operands): Return void
4004 * config/sh/sh.c (prepare_move_operands): Likewise.
4005 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4007 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4009 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4010 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4011 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4012 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4013 commutative_float_operator, noncommutative_float_operator,
4014 sh_handle_pragma): Remove.
4016 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4018 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4019 Use @option markup on command-line options. Use @samp markup on
4020 literal keywords to options. Use @code markup on code fragments.
4021 Use other markup in preference to quotation marks in the text.
4022 Add markup to some passages without any.
4024 2012-04-06 Mike Stump <mikestump@comcast.net>
4026 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4028 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4030 * config/sh/sh.c (hi_const): Remove.
4031 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4034 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4036 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4038 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4039 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4040 calling sh_expand_t_scc.
4042 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4044 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4045 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4046 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4047 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4048 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4049 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4050 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4051 sh2a_is_function_vector_call): Use bool as return type.
4052 (sh_pass_in_reg_p): Remove.
4053 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4054 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4055 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4056 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4057 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4058 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4059 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4060 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4061 sh_loads_bankedreg_p): Use bool as return type.
4062 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4063 'register' modifier.
4065 2012-04-06 Matt Turner <mattst88@gmail.com>
4067 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4069 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4071 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4072 of the destination isn't also a FP_REGS register.
4074 2012-04-05 Teresa Johnson <tejohnson@google.com>
4075 H.J. Lu <hongjiu.lu@intel.com>
4077 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4078 * config/i386/i386.md (move immediate to memory peephole2):
4079 Add cases for HImode move when LCP stall avoidance is needed.
4080 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4081 X86_TUNE_LCP_STALL entry.
4083 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4086 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4087 CONST_INT operands, zero-extended with AND.
4089 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4092 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4093 first argument instead of mode size. Move displacement calculations
4095 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4096 ... these new functions.
4097 (disp_adjust): Remove max_mov_disp field.
4098 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4099 mov_insn_alignment_mask.
4100 (sh_address_cost): Use max_mov_insn_displacement.
4102 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4104 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4105 (arch_enabled): Handle new arch types.
4106 (one_cmpldi2): Add NEON support.
4108 2012-04-05 Richard Guenther <rguenther@suse.de>
4110 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4111 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4112 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4113 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4114 ... here and make static.
4115 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4118 2012-04-05 Richard Guenther <rguenther@suse.de>
4120 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4121 basic-block before removing it.
4123 2012-04-05 Richard Guenther <rguenther@suse.de>
4125 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4126 version namespace as we release the freelist.
4128 2012-04-05 Richard Guenther <rguenther@suse.de>
4130 * tree-nrv.c (tree_nrv): Release VDEFs.
4131 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4132 (sra_modify_assign): Likewise.
4133 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4134 * tree-vect-loop.c (vect_transform_loop): Likewise.
4135 * tree-ssa-dom.c (optimize_stmt): Likewise.
4136 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4137 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4139 2012-04-05 Richard Guenther <rguenther@suse.de>
4141 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4143 * gimple.h (gsi_remove): Adjust.
4144 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4145 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4146 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4147 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4148 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4149 * tree-ssa-pre.c (eliminate): Likewise.
4151 2012-04-04 Mike Stump <mikestump@comcast.net>
4153 * doc/rtl.texi (const_double): Document as sign-extending.
4154 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4155 * emit-rtl.c (immed_double_int_const): Refine to state the
4157 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4158 CONST_DOUBLE integers.
4159 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4160 negative values are converted. Fix conversions bigger than
4161 HOST_BITS_PER_WIDE_INT.
4162 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4163 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4164 * explow.c (plus_constant_mode): Add.
4165 (plus_constant): Implement with plus_constant_mode.
4166 * rtl.h (plus_constant_mode): Add.
4168 2012-04-04 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/52808
4171 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4172 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4174 2012-04-04 Tristan Gingold <gingold@adacore.com>
4176 * expr.c (expand_expr_real_2): Handle larger sizetype in
4179 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4182 to m2a-single instead of m2e.
4184 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4186 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4187 Change type of BITOFFSET to signed. Make sure the lower bound of
4188 the computed range is non-negative by adjusting OFFSET and BITPOS.
4189 (expand_assignment): Adjust call to get_bit_range.
4191 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4193 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4194 New function. Added to check monitor functions.
4195 (h8300_option_override): Modified to generate error/warning
4196 messages for invalid combinations of different command line
4198 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4199 save EXR on stack for monitor function in case of H8S target
4200 when "-mno-exr" is passed.
4201 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4203 * doc/invoke.texi: Document H8S options.
4205 2012-04-03 Tristan Gingold <gingold@adacore.com>
4207 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4208 of gcc_AC_FUNC_MMAP_BLACKLIST.
4209 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4210 * Makefile.in (aclocal_deps): Add mmap.m4.
4211 * configure: Regenerate.
4212 * aclocal.m4: Regenerate.
4214 2012-04-03 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/52808
4217 * tracer.c (tail_duplicate): Return whether we have duplicated
4219 (tracer): If we have duplicated any block, cleanup the CFG.
4220 * cfghooks.c (duplicate_block): If we duplicated a loop
4221 header but not its loop, destroy the loop because it now has
4223 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4224 the cfg manipulation routines we are not creating a multiple
4227 2012-04-03 Tristan Gingold <gingold@adacore.com>
4229 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4231 (vms_c_common_override_options): Allow parameterless variadic
4234 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4236 PR tree-optimization/52835
4237 * tree-data-ref.c (build_rdg): Return NULL if
4238 compute_data_dependences_for_loop failed.
4240 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4242 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4243 for REAL_CST as well.
4244 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4245 In the bitfield case, if the value is a REAL_CST, convert it first to
4248 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4250 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4251 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4252 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4254 * config/i386/biarchx32.h: New.
4256 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4258 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4259 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4260 (arm_preferred_reload_class): New function.
4262 2012-04-02 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/52756
4265 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4266 (thread_through_loop_header): After threading through the loop latch
4267 remove the split part from the loop and clear further threading
4268 opportunities that would create a multiple entry loop.
4270 2012-04-02 Richard Guenther <rguenther@suse.de>
4272 PR rtl-optimization/52800
4273 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4274 CLEANUP_CFG_CHANGED.
4276 2012-04-02 Richard Guenther <rguenther@suse.de>
4279 * loop-init.c (gate_handle_loop2): Destroy loops here if
4280 we don't enter RTL loop optimizers.
4282 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4285 2012-03-29 Richard Guenther <rguenther@suse.de>
4287 * rtl.h (extended_count): Remove.
4288 * combine.c (extended_count): Remove.
4290 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4293 * pt.c (more_specialized_fn): Don't apply decay conversion to
4294 types of function parameters.
4296 2012-04-02 Tristan Gingold <gingold@adacore.com>
4298 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4299 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4300 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4301 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4303 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4306 * config/i386/i386.c (ix86_option_override_internal): Don't
4307 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4309 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4311 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4312 (stmt_can_make_abnormal_goto): Use it.
4313 (is_ctrl_altering_stmt): Likewise.
4315 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4316 Kaz Kojima <kkojima@gcc.gnu.org>
4318 * config/sh/sh.c (push_regs): Skip banked registers when
4319 resbank attribute is specified.
4320 (sh_expand_epilogue): Likewise.
4322 2012-03-30 Richard Henderson <rth@redhat.com>
4325 * combine-stack-adj.c (prev_active_insn_bb): New.
4326 (next_active_insn_bb): New.
4327 (force_move_args_size_note): New.
4328 (combine_stack_adjustments_for_block): Use it.
4330 2012-03-30 Richard Henderson <rth@redhat.com>
4332 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4333 (ix86_expand_vector_init_duplicate): Initialize it.
4334 (expand_vec_perm_palignr): Likewise.
4335 (ix86_expand_vec_perm_const): Likewise.
4336 (ix86_vectorize_vec_perm_const_ok): Likewise.
4337 (expand_vec_perm_blend): Use it.
4338 (expand_vec_perm_vpermil): Likewise.
4339 (expand_vec_perm_pshufb): Likewise.
4340 (expand_vec_perm_1): Likewise.
4341 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4342 (expand_vec_perm_interleave2): Likewise.
4343 (expand_vec_perm_vpermq_perm_1): Likewise.
4344 (expand_vec_perm_vperm2f128): Likewise.
4345 (expand_vec_perm_interleave3): Likewise.
4346 (expand_vec_perm_vperm2f128_vblend): Likewise.
4347 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4348 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4349 (expand_vec_perm_broadcast): Likewise.
4350 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4352 2012-03-30 Richard Henderson <rth@redhat.com>
4354 * dwarf2out.c (gen_variable_die): Initialize off.
4356 2012-03-30 Tristan Gingold <gingold@adacore.com>
4358 * config/vms/vms-f.c: New file.
4359 * config/vms/t-vms (vms-f.o): New rule.
4360 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4362 2012-03-30 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/52754
4365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4366 propagate arbitrary addresses into really plain dereferences.
4368 2012-03-30 Richard Guenther <rguenther@suse.de>
4371 * except.c (emit_to_new_bb_before): Move loop updating ...
4372 (dw2_build_landing_pads): ... here. Use a proper block for
4373 querying the loop father.
4375 2012-03-30 Tristan Gingold <gingold@adacore.com>
4377 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4378 common_object attribute handling.
4379 (SECTION_VMS_OVERLAY): Remove
4380 (ia64_vms_common_object_attribute): Replace abort with an assert.
4381 Do not set DECL_SECTION_NAME.
4382 (ia64_vms_output_aligned_decl_common): Handle common_object
4384 (ia64_vms_elf_asm_named_section): Remove.
4385 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4387 2012-03-30 Richard Guenther <rguenther@suse.de>
4390 * double-int.c (rshift_double): Remove not needed cast.
4392 2012-03-30 Richard Guenther <rguenther@suse.de>
4394 * tree-affine.h (print_aff): Remove.
4395 * tree-affine.c (print_aff): Make static.
4396 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4397 (get_references_in_stmt): Likewise.
4398 (print_direction_vector): Likewise.
4399 (print_dir_vectors): Likewise.
4400 (print_dist_vectors): Likewise.
4401 (dump_subscript): Likewise.
4402 (dump_ddrs): Likewise.
4403 (dump_dist_dir_vectors): Likewise.
4404 (dump_data_references): Likewise.
4405 (dump_data_dependence_relation): Likewise.
4406 (dump_data_dependence_direction): Likewise.
4407 (dump_rdg_vertex): Likewise.
4408 (dump_rdg_component): Likewise.
4409 (debug_ddrs): Declare.
4410 (struct data_ref_loc_d): Move ...
4411 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4412 (get_references_in_stmt): Make static.
4413 (dump_data_references): Likewise.
4414 (dump_subscript): Likewise.
4415 (print_direction_vector): Likewise.
4416 (print_dir_vectors): Likewise.
4417 (print_dist_vectors): Likewise.
4418 (dump_data_dependence_relation): Likewise.
4419 (dump_dist_dir_vectors): Likewise.
4420 (dump_ddrs): Likewise.
4421 (dump_rdg_vertex): Likewise.
4422 (dump_rdg_component): Likewise.
4423 (debug_ddrs): New function.
4424 (access_matrix_get_index_for_parameter): Remove.
4426 2012-03-30 Tristan Gingold <gingold@adacore.com>
4428 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4429 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4430 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4431 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4432 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4433 (vms_patch_builtins): Handle new flags
4434 * config/vms/vms-crtlmap.map: Completed using nm on
4435 c and math system libraries.
4436 * config/vms/make-crtlmap.awk: Handle any number of flags.
4438 2012-03-30 Martin Jambor <mjambor@suse.cz>
4440 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4441 is a builtin_stack_save in a dominating BB.
4443 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4446 crossing 128bit lane boundary.
4448 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4450 * ira-color.c (setup_left_conflict_sizes_p): Process all
4451 conflicting objects.
4453 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4455 PR tree-optimization/52760
4456 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4457 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4459 2012-03-29 Richard Guenther <rguenther@suse.de>
4461 * cgraph.h (cgraph_materialize_all_clones): Remove.
4462 (reset_inline_failed): Likewise.
4463 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4464 * cgraphbuild.c (reset_inline_failed): Remove.
4465 * rtl.h (cse_main): Remove.
4466 (extended_count): Likewise.
4467 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4468 (cse_main): Make static.
4469 * combine.c (extended_count): Remove.
4470 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4471 * basic-block.h (reorder_basic_blocks): Remove.
4472 * bb-reorder.c (reorder_basic_blocks): Make static.
4473 * Makefile.in (dse.o): Remove dse.h dependency.
4475 * dse.c (gate_dse): Remove.
4476 (clear_alias_mode_eq): Likewise.
4477 (clear_alias_mode_hash): Likewise.
4478 (dse_record_singleton_alias_set): Likewise.
4479 (dse_invalidate_singleton_alias_set): Likewise.
4481 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4483 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4484 crtbegin_so%O%s for -shared.
4485 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4487 2012-03-29 Richard Guenther <rguenther@suse.de>
4489 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4490 (add_to_value): Remove.
4491 (print_value_expressions): Likewise.
4492 * tree-ssa-pre.c (add_to_value): Make static.
4493 (print_value_expressions): Likewise.
4494 * gimple.h (gimple_adjust_this_by_delta): Remove.
4495 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4497 2012-03-29 Richard Guenther <rguenther@suse.de>
4500 * double-int.h (rshift_double): Remove.
4501 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4502 (rshift_double): Make static, take unsigned count argument,
4503 remove handling of negative count argument.
4504 (double_int_rshift): Dispatch to lshift_double.
4506 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4511 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4512 (SPEC_X32): Likewise.
4513 (MULTILIB_DEFAULTS): Likewise.
4515 * config/i386/i386.c (isa_opts): Remove -m64.
4516 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4517 (ix86_option_override_internal): Properly
4518 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4519 handle -m32, -m64 and -mx32.
4521 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4522 with OPTION_ABI_X32. Moved after TARGET_LP64.
4523 (TARGET_LP64): Changed to OPTION_ABI_64.
4525 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4526 (mx32): Replace ISA_X32 with ABI_X32.
4528 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4530 * tree.c (tree_size) <VECTOR_CST>: New case.
4532 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4534 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4535 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4537 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4540 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4541 __builtin_va_start to __builtin_next_arg if the latter is
4542 builtin_decl_explicit_p rather than when it is not.
4545 * tree-vect-generic.c (vector_element): Perform multiplication
4546 for pos in bitsizetype type instead of idx type.
4548 2012-03-28 Richard Guenther <rguenther@suse.de>
4550 * loop-init.c (loop_optimizer_init): If loops are preserved
4551 perform incremental initialization of required loop features.
4552 (loop_optimizer_finalize): If loops are to be preserved only
4553 clean up optional loop features.
4554 (rtl_loop_done): Forcefully free loops here.
4555 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4556 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4558 (construct_init_block): Likewise.
4559 (construct_exit_block): Likewise.
4560 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4561 the CFG after expanding.
4562 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4563 If we needed to calculate them, free them afterwards.
4564 * tree-pass.h (PROP_loops): New define.
4565 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4566 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4567 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4568 (cleanup_cfg): If we did something and have loops around, fix them up.
4569 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4570 with CLEANUP_CFG_CHANGED.
4571 * cfghooks.c (merge_blocks): If we merge a loop header into
4572 its predecessor, update the loop structure.
4573 (duplicate_block): If we copy a loop latch, adjust loop state
4574 to note we may have multiple latches.
4575 (delete_basic_block): Mark loops for fixup if we remove a loop.
4576 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4578 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4579 (cfg_layout_can_merge_blocks_p): Likewise.
4580 * cprop.c (bypass_block): If we create a loop with multiple
4581 entries, mark it for removal.
4582 * except.c (emit_to_new_bb_before): Add the new basic-block
4584 * tree-eh.c (lower_resx): Likewise.
4585 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4586 (expand_omp_taskreg): Likewise.
4587 * tree-inline.c (initialize_cfun): Likewise.
4588 * tree-mudflap.c (add_bb_to_loop): Prototype.
4589 (mf_build_check_statement_for): Properly add new basic-blocks
4591 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4592 if we remove a loop.
4593 (thread_through_loop_header): Likewise.
4594 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4595 new basic-blocks to existing loops.
4596 (expand_transaction): Likewise.
4597 * Makefile.in (except.o): Add $(CFGLOOP_H).
4599 (cgraph.o): Likewise.
4600 (cprop.o): Likewise.
4601 (cfgexpand.o): Likewise.
4602 (cfganal.o): Likewise.
4603 (trans-mem.o): Likewise.
4604 (tree-eh.o): Likewise.
4606 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4609 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4610 (avr_builtin_decl): New static function.
4611 (struct avr_builtin_description, avr_bdesc): Move up.
4612 Add GTY marker. Add field fndecl. Remove redundant field id.
4613 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4614 (avr_expand_builtin): Code cleanup because .id is removed.
4616 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4619 * config.gcc (tm_file): Remove avr/multilib.h.
4621 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4623 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4624 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4625 * config/avr/t-avr: Remove generation of multilib.h.
4626 * config/avr/t-multilib: Regenerate.
4627 * config/avr/multilib.h: Remove.
4628 * config/avr/avr.opt (-msp8): New option.
4629 (avr_sp8): New variable.
4630 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4631 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4632 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4633 (avr_device_to_sp8): New prototype.
4634 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4635 (DRIVER_SELF_SPECS): New define.
4636 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4637 __AVR_SP8__, __AVR_HAVE_SPH__.
4638 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4639 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4640 (avr_file_start): Ditto.
4642 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4645 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4646 instead of 8 in adjust_address.
4648 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4651 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4654 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4657 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4658 Rearrange conditional logic. Move displacement address calculations
4660 (sh_find_mov_disp_adjust): ... this new function.
4662 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4664 * config/arm/arm.opt (mapcs): Remove MaskExists.
4665 * config/cris/linux.opt (mno-gotplt): Likewise.
4666 * config/i386/i386.opt (mhard-float): Likewise.
4668 (mno-sse4): Likewise.
4669 * config/m68k/m68k.opt (mhard-float): Likewise.
4670 * config/mep/mep.op (mcop32): Likewise.
4671 * config/pa/pa-hpux.opt (msio): Likewise.
4672 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4673 * config/picochip/picochip.opt (mlittle): Likewise.
4674 * config/sh/sh.opt (mrenesas): Likewise.
4675 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4676 * config/sparc/sparc.opt (mhard-float): Likewise.
4677 * config/v850/v850.opt (mv850es): Likewise.
4678 * config/vax/vax.opt (mg-float): Likewise.
4680 2012-03-27 Martin Jambor <mjambor@suse.cz>
4683 * tree-sra.c (sra_modify_assign): Do not call
4684 load_assign_lhs_subreplacements when working with an unscalarizable
4687 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4692 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4693 * config/i386/i386.c: Include reload.h.
4694 (ix86_legitimize_reload_address): New function.
4696 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4698 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4699 hasn't been allocated. Define a target macro for Mask and
4700 InverseMask if it hasn't been defined. Remove MaskExists handling.
4702 * doc/options.texi: Remove MaskExists.
4704 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4707 * config/sh/sh.c (find_barrier): Add equality check of last_got
4708 to avoid going above orig insn. Update comments.
4710 2012-03-27 Richard Guenther <rguenther@suse.de>
4713 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4716 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4718 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4719 of a unit before computing the offset in units.
4720 * expr.c (get_bit_range): Return the null range if the enclosing record
4721 is part of a larger bit field.
4723 2012-03-27 Tristan Gingold <gingold@adacore.com>
4725 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4726 * config/ia64/ia64.md: Remove mode in template.
4727 Sign extend operand in expand_simple_binop.
4728 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4729 CASE_VECTOR_MODE instead of TARGET_ILP32.
4730 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4732 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4734 * varasm.c (assemble_external): #if 0 out the new assert from the
4735 previous commit, it breaks the Java and Go front ends.
4737 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4739 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4740 * expr.c (emit_block_move_libcall_fn): Likewise.
4741 (clear_storage_libcall_fn): Likewise.
4742 (expand_expr_addr_expr_1): Likewise.
4743 (expand_expr_real_1): Likewise.
4744 * calls.c (rtx_for_function_call): Likewise.
4746 * varasm.c (assemble_external): Assert this function is only called
4747 during or after expanding to RTL.
4749 2012-03-26 Martin Jambor <mjambor@suse.cz>
4751 PR tree-optimization/50052
4752 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4753 (tree_non_aligned_mem_for_access_p): Likewise.
4754 (build_accesses_from_assign): Removed strict alignment requirements
4756 (access_precludes_ipa_sra_p): Likewise.
4758 2012-03-26 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/52701
4761 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4762 compute and set the evolution part of PHI nodes.
4764 2012-03-26 Richard Guenther <rguenther@suse.de>
4766 PR tree-optimization/52721
4767 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4769 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4771 PR tree-optimization/52686
4772 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4775 2012-03-26 Tristan Gingold <gingold@adacore.com>
4777 * config/alpha/vms.h (LINK_SPEC): Simplify.
4778 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4779 (NAME__MAIN, SYMBOL__MAIN): Remove.
4780 (VMS_DEBUG_MAIN_POINTER): Remove.
4781 * config/ia64/vms.h: Likewise.
4782 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4783 code to vms.c. Call vms_start_function.
4784 * config/ia64/ia64.c (ia64_start_function): Likewise.
4785 * config/vms/vms-protos.h (vms_start_function): Declare.
4786 * config/vms/vms.c (vms_start_function): New function.
4787 * config/vms/vms.h (MATH_LIBRARY): Define.
4788 (VMS_DEBUG_MAIN_POINTER): Define.
4790 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4792 PR rtl-optimization/52629
4793 * reload1.c (count_pseudo): Short-circuit common case.
4794 (count_spilled_pseudo): Return early for pseudos without hard regs.
4795 Assert that the pseudo has got a hard reg before manipulating it.
4797 2012-03-24 Jan Hubicka <jh@suse.cz>
4800 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4801 (decide_is_variable_needed): Do not handle toplevel reorder here.
4802 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4803 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4806 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4808 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4809 and str_bitsize instead of more convoluted expressions.
4811 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4814 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4816 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4819 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4821 2012-03-23 Martin Jambor <mjambor@suse.cz>
4823 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4825 2012-03-23 Richard Guenther <rguenther@suse.de>
4827 PR tree-optimization/52678
4828 * tree-vectorizer.h (struct _stmt_vec_info): Add
4829 loop_phi_evolution_part member.
4830 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4831 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4832 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4833 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4834 Use the cached evolution part and the PHI nodes value from
4835 the loop preheader edge instead of re-analyzing the evolution.
4837 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4839 * config/mips/mips-tables.opt: Update.
4840 * config/mips/mips.md (processor): Add xlp.
4841 * config/mips/mips-cpus.def: Add xlp.
4842 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4844 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4845 * doc/invoke.texi: Mention XLP.
4847 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4850 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4851 on any new_local_var_chain vars declared during recursing on
4852 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4854 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4856 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4857 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4858 (ASM_OUTPUT_LOCAL): Ditto.
4859 (ASM_OUTPUT_COMMON): Remove.
4860 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4861 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4863 2012-03-22 Jan Hubicka <jh@suse.cz>
4866 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4868 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4869 * ipa-inline-transform.c (save_inline_function_body): Remove
4870 copied clone if needed.
4871 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4873 2012-03-22 Richard Guenther <rguenther@suse.de>
4876 * fold-const.c (fold_ternary_loc): Fix typo.
4878 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4881 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4882 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4883 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4884 (delay_cycles_1, delay_cycles_2): Ditto.
4885 (delay_cycles_3, delay_cycles_4): Ditto.
4886 (nopv, *nopv): Ditto.
4887 (sleep, *sleep): Ditto.
4890 2012-03-22 Richard Guenther <rguenther@suse.de>
4892 PR tree-optimization/52548
4893 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4894 because of clobbers.
4895 (prune_clobbered_mems): New function.
4896 (compute_antic_aux): Use it to prune ANTIC_OUT.
4897 (compute_partial_antic_aux): Use it to prune PA_IN.
4898 (compute_avail): Only insert expressions into EXP_GEN that are not
4899 invalidated when translated up to the beginning of the block.
4901 2012-03-22 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/52638
4904 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4906 (vect_init_vector): ... here. Handle scalar vector inits.
4907 (vect_get_vec_def_for_operand): Adjust.
4908 (vectorizable_load): Likewise.
4910 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4912 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4913 (alpha*-*-freebsd*): Ditto.
4914 (alpha*-*-netbsd*): Ditto.
4915 (alpha*-*-openbsd*): Ditto.
4916 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4917 (DWARF2_DEBUGGING_INFO): Remove.
4918 (PREFERRED_DEBUGGING_TYPE): Remove.
4919 (ASM_FINAL_SPEC): Remove.
4920 (IDENT_ASM_OP): Remove.
4921 (ASM_OUTPUT_IDENT): Remove.
4922 (SKIP_ASM_OP): Remove.
4923 (ASM_OUTPUT_SKIP): Remove.
4924 (ALIGN_ASM_OP): Remove.
4925 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4926 (ASM_OUTPUT_CASE_LABEL): Remove.
4927 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4928 (COMMON_ASM_OP): Remove.
4929 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4930 (ASCII_DATA_ASM_OP): Remove.
4931 (READONLY_DATA_SECTION_ASM_OP): Remove.
4932 (INIT_SECTION_ASM_OP): Remove.
4933 (FINI_SECTION_ASM_OP): Remove.
4934 (ASM_SECTION_START_OP): Remove.
4935 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4936 (TARGET_ASM_NAMED_SECTION): Remove.
4937 (TARGET_ASM_SELECT_SECTION): Remove.
4938 (MAKE_DECL_ONE_ONLY): Remove.
4939 (TYPE_ASM_OP): Remove.
4940 (SIZE_ASM_OP): Remove.
4941 (ASM_WEAKEN_LABEL): Remove.
4942 (TYPE_OPERAND_FMT): Remove.
4943 (ASM_DECLARE_RESULT): Remove.
4944 (ASM_DECLARE_OBJECT_NAME): Remove.
4945 (ASM_FINISH_DECLARE_OBJECT): Remove.
4946 (ELF_ASCII_ESCAPES): Remove.
4947 (ELF_STRING_LIMIT): Remove.
4948 (STRING_ASM_OP): Remove.
4949 (ASM_OUTPUT_EXTERNAL): Remove.
4950 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4951 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4953 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4954 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4955 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4956 (ASM_OUTPUT_SKIP): Ditto.
4957 (READONLY_DATA_SECTION_ASM_OP): Remove.
4958 (USER_LABEL_PREFIX): Remove.
4959 (ASM_OUTPUT_ASCII): Remove.
4960 (ASM_OUTPUT_CASE_LABEL): Remove.
4961 (NO_DOLLAR_IN_LABEL): Undefine.
4963 2012-03-22 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/52459
4966 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4967 PHI insertion for calls.
4969 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4971 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4972 find_sets_in_insn, canonicalize_insn): Split out from ...
4973 (cse_insn): ... here.
4974 (invalidate_from_clobbers): Take an insn instead of the pattern.
4976 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4979 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4980 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4981 * config/sh/sh.md (sindf2, cosdf2): Remove.
4983 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4986 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4987 prologue for unwinder and profiler.
4989 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4991 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4992 Introduce emul_name to select the right linker emulation for
4993 powerpc64-*-freebsd*.
4994 * configure: Regenerate.
4995 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4996 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4997 * config/rs6000/freebsd64.h: New file.
4998 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5000 (rs6000_savres_strategy): Likewise.
5001 (rs6000_savres_routine_name): Likewise.
5002 (rs6000_elf_file_end): Likewise.
5003 * config/rs6000/t-freebsd64: New file.
5004 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5005 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5007 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5009 * config/rs6000/t-freebsd64: Likewise.
5011 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5013 PR rtl-optimization/52543
5015 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5016 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5017 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5018 (avr_load_libgcc_p): Restrict to __flash loads.
5019 (avr_out_lpm): Only handle 1-byte loads from __flash.
5020 (avr_load_lpm): New function.
5021 (avr_find_unused_d_reg): Remove.
5022 (avr_out_lpm_no_lpmx): Remove.
5023 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5024 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5025 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5026 (load_<mode>, load_<mode>_clobber): New insns.
5027 (mov<mode>): For multi-byte move from non-generic
5028 16-bit address spaces: Expand to load_<mode> resp.
5029 load_<mode>_clobber.
5030 (load<mode>_libgcc): Remove expander.
5031 (split-lpmx): Remove split.
5033 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5035 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5036 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5037 All callers changed.
5038 (Fixed_core_reg): New feature.
5039 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5041 * neon-testgen.ml: Handle Fixed_core_reg.
5043 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5045 * config/arm/arm.c (thumb2_reorg): Add complete support
5046 for 16-bit instructions.
5047 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5049 2012-03-21 Richard Guenther <rguenther@suse.de>
5051 PR tree-optimizer/52636
5052 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5053 to the appropriate type.
5055 2012-03-21 Richard Guenther <rguenther@suse.de>
5057 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5059 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5060 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5061 * passes.c (init_optimization_passes): Remove pass_init_function,
5062 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5063 * tree-pass.h (pass_init_function): Remove.
5064 (pass_jump): Remove.
5065 (pass_initial_value_sets): Remove.
5066 (pass_unshare_all_rtl): Remove.
5067 * integrate.c (pass_initial_value_sets): Remove.
5068 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5069 * tree.h (init_function_for_compilation): Remove.
5070 * function.c (init_function_for_compilation): Remove.
5071 (pass_init_function): Remove.
5072 * cfgcleanup.c (rest_of_handle_jump): Remove.
5073 (pass_jump): Remove.
5075 2012-03-20 Jason Merrill <jason@redhat.com>
5077 * tree-streamer-in.c (streamer_alloc_tree): Call
5078 ggc_alloc_zone_cleared_tree_node instead of
5079 ggc_alloc_zone_cleared_tree_node_stat.
5081 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5083 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5085 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5088 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5089 (ix86_expand_vec_perm_const_1): Call it.
5091 * config/i386/i386.c (vselect_insn): New variable.
5092 (init_vselect_insn): New function.
5093 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5094 Call init_vselect_insn if vselect_insn is NULL. Adjust
5095 PATTERN (vselect_insn), instead of creating a new insn each time,
5096 only emit a copy of it if not testing and recog has been successful.
5097 (expand_vec_perm_pshufb, expand_vec_perm_1,
5098 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5102 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5103 ("enabled" attribute): Handle avx2 and noavx2 isas.
5104 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5106 (vec_dup<mode>): Add avx2 =x,x alternative.
5107 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5108 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5109 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5110 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5112 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5113 if possible, handle also V8SFmode.
5115 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5117 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5118 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5119 reg_or_zero_operand predicate.
5120 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5122 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5124 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5125 If operand isn't UNSPEC, return 0.
5127 2012-03-20 Richard Guenther <rguenther@suse.de>
5129 * tree-pass.h (pass_rtl_eh): Remove.
5130 * except.c (gate_handle_eh): Likewise.
5131 (rest_of_handle_eh): Likewise.
5132 (pass_rtl_eh): Likewise.
5133 (finish_eh_generation): Export.
5134 * except.h (finish_eh_generation): Declare.
5135 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5136 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5137 after expanding stack alignment. Instead of compacting blocks
5140 2012-03-20 Richard Guenther <rguenther@suse.de>
5142 * stor-layout.c (finish_bitfield_representative): Fallback
5143 to conservative maximum size if the padding up to the next
5144 field cannot be computed as a constant.
5145 (finish_bitfield_layout): If we cannot compute the distance
5146 between the start of the bitfield representative and the
5147 bitfield member start a new representative.
5148 * expr.c (get_bit_range): The distance between the start of
5149 the bitfield representative and the bitfield member is zero
5150 if the field offsets are not constants.
5152 2012-03-20 Tristan Gingold <gingold@adacore.com>
5154 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5155 convert in lowercase.
5156 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5157 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5158 * stor-layout.c (sizetype_tab): Adjust.
5159 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5160 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5161 instead of type_kind_last.
5162 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5163 instead of size_int_kind.
5164 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5165 * doc/tm.texi: Regenerate.
5166 * defaults.h (SIZETYPE): Provide a default value.
5167 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5170 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5172 * config/sh/sh.md: Use braced string notation where applicable.
5174 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/i386.md (allocate_stack): Simplify.
5178 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5180 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5181 copy_to_mode_reg (Pmode, ...).
5182 (expand_builtin_frame_address): Ditto.
5183 * expr.c (emit_block_move_via_libcall): Ditto.
5184 (set_storage_via_libcall): Ditto.
5186 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5187 (ix86_expand_setmem): Ditto.
5188 (ix86_trampoline_init): DItto.
5189 * config/i386/i386.md (cmpstrnsi): Ditto.
5191 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5193 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5194 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5195 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5196 (SH Options): Likewise.
5198 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5201 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5202 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5203 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5204 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5207 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5210 * config/i386/i386.c (ix86_decompose_address): Use
5211 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5212 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5213 thread pointer to a register.
5216 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5218 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5219 if Pmode != word_mode.
5220 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5221 Pmode == SImode for TARGET_X32.
5223 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5224 (tls_initial_exec_x32): Likewise.
5226 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5229 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5230 DISP_ADDR_OFFSET): New macros.
5231 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5232 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5233 (sh_legitimize_address): Add QImode displacement handling.
5234 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5236 (sh_secondary_reload): Add QImode displacement handling.
5237 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5238 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5239 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5240 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5241 to register operands only.
5242 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5243 (extendqihi2): Change insn to expander.
5244 (*extendqihi2_compact_reg): New insn.
5245 (movqi_i, movqi): Replace with ...
5246 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5247 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5248 Add new peepholes for QImode displacement addressing.
5250 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5253 * doc/invoke.texi: Document -Wuseless-cast.
5255 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5257 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5258 * tree.h (handled_component_p): Reorder cases.
5259 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5260 not initialize unsignedp.
5261 (loc_list_from_tree): Likewise.
5262 (fortran_common): Likewise.
5263 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5265 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5268 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5269 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5270 (ix86_split_long_move): Ditto.
5271 (legitimize_tls_address): Use ix86_gen_sub3.
5272 (construct_plt_address): Assert that Pmode == DImode.
5274 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5276 * config/i386/i386.md: Remove empty predicates and/or constraints.
5277 * config/i386/sync.md: Ditto.
5278 * config/i386/sse.md: Ditto.
5279 * config/i386/mmx.md: Ditto.
5280 * config/i386/pentium.md: Ditto.
5281 * config/i386/athlon.md: Ditto.
5283 2012-03-16 Richard Guenther <rguenther@suse.de>
5285 PR tree-optimization/52603
5286 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5290 2012-03-14 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/52571
5293 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5294 flag_section_anchors check ...
5295 (vect_can_force_dr_alignment_p): ... here.
5297 2012-03-16 Martin Jambor <mjambor@suse.cz>
5299 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5300 memory through MEM_REFs by calling extract_bit_field.
5302 2012-03-16 Richard Guenther <rguenther@suse.de>
5304 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5305 and REFERENCE_TYPE interpretations.
5306 (can_native_interpret_type_p): New function.
5307 (fold_ternary_loc): Use native encode/interpret to fold
5308 BIT_FIELD_REFs of constants.
5310 2012-03-16 Richard Guenther <rguenther@suse.de>
5313 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5314 of vector constants and constructors.
5316 2012-03-16 Richard Guenther <rguenther@suse.de>
5318 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5319 VIEW_CONVERT_EXPR to convert constants.
5320 (vect_is_simple_use): Treat all constants as vec_constant_def.
5322 2012-03-16 Richard Guenther <rguenther@suse.de>
5323 Kai Tietz <ktietz@redhat.com>
5326 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5327 side-effects completely in the pre-queue and use a temporary
5330 2012-03-16 Richard Guenther <rguenther@suse.de>
5332 * stor-layout.c (finish_bitfield_representative): Fall back
5333 to the conservative maximum size if we cannot compute the
5334 size of the tail padding.
5336 2012-03-16 Tristan Gingold <gingold@adacore.com>
5338 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5339 __CRTL_VER and __VMS_VER.
5340 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5341 and vms_c_get_vms_ver.
5342 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5344 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5345 (VMS_DEFAULT_VMS_VER): Define.
5346 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5347 (VMS_DEFAULT_VMS_VER): Define.
5349 2012-03-16 Richard Guenther <rguenther@suse.de>
5351 * tree-vect-loop.c (get_initial_def_for_induction): Use
5352 build_constructor directly.
5353 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5354 build_vector_from_val.
5355 * tree.c (build_vector_from_val): Avoid creating a constructor
5356 first when we want a constant vector.
5358 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5360 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5362 2012-03-16 Richard Guenther <rguenther@suse.de>
5364 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5365 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5366 (struct tree_vector): Remove elements member, add variable size
5368 (build_vector_stat): Declare.
5369 (build_vector): Define in terms of build_vector_stat.
5370 * tree.c (build_vector): Rename to ...
5371 (build_vector_stat): ... this. Take array of trees as parameter.
5372 (build_vector_from_ctor): Adjust.
5373 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5374 initializer_zerop): Adjust.
5375 * cfgexpand.c (expand_debug_expr): Likewise.
5376 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5377 const_vector_from_tree): Likewise.
5378 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5379 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5380 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5381 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5382 (lto_input_ts_vector_tree_pointers): Adjust.
5383 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5384 (write_ts_vector_tree_pointers): Adjust.
5385 * varasm.c (const_hash_1, compare_constant, copy_constant,
5386 output_constant): Adjust.
5387 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5388 * print-tree.c (print_node): Adjust.
5389 * tree-pretty-print.c (dump_generic_node): Adjust.
5390 * tree-vect-generic.c (uniform_vector_p, vector_element,
5391 lower_vec_perm): Adjust.
5392 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5393 * tree-vect-slp.c (vect_get_constant_vectors,
5394 vect_transform_slp_perm_load): Adjust.
5395 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5396 * expmed.c (make_tree): Adjust.
5397 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5398 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5400 (sparc_fold_builtin): Adjust.
5402 2012-03-16 Tristan Gingold <gingold@adacore.com>
5404 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5405 * config/vms/vms-stdint.h: New file.
5407 2012-03-16 Tristan Gingold <gingold@adacore.com>
5409 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5410 (ia64-hp-*vms*): Replaced by ...
5411 (*-*-*vms*): ... This new entry.
5413 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5416 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5417 (ix86_expand_vec_perm_const_1): Use it.
5420 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5421 (avx2_permv4df): Remove.
5422 (avx2_permv4di): Macroize into...
5423 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5424 (avx2_permv4di_1): Macroize into...
5425 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5427 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5429 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5431 2012-03-15 Ira Rosen <irar@il.ibm.com>
5432 Ulrich Weigand <ulrich.weigand@linaro.org>
5434 * tree-vect-patterns.c (widened_name_p): Rename to ...
5435 (type_conversion_p): ... this. Add new argument to determine
5436 if it's a promotion or demotion operation. Check for
5437 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5438 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5440 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5441 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5443 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5444 non-constant then and else clauses.
5446 2012-03-15 Ira Rosen <irar@il.ibm.com>
5447 Ulrich Weigand <ulrich.weigand@linaro.org>
5449 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5450 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5452 * tree-vect-patterns.c (widened_name_p): Pass basic block
5453 info to vect_is_simple_use.
5454 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5455 (vect_recog_widen_sum_pattern): Likewise.
5456 (vect_handle_widen_op_by_const): Support basic blocks.
5457 (vect_operation_fits_smaller_type,
5458 vect_recog_over_widening_pattern): Likewise.
5459 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5460 Update call to vect_is_simple_use.
5461 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5463 (check_bool_pattern): Add an argument, update call to
5464 vect_is_simple_use and the recursive calls.
5465 (vect_recog_bool_pattern): Update relevant function calls.
5467 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5468 (vect_pattern_recog_1): Check for reduction only in loops.
5469 (vect_pattern_recog): Add new argument. Support basic blocks.
5470 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5471 info to vect_is_simple_use_1.
5472 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5473 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5475 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5476 Andrew Pinski <apinski@cavium.com>
5479 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5480 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5481 calls instead of __builtin_ir{int,ound}*.
5483 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5485 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5488 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5490 * config.gcc (target_type_format_char): New. Document it. Set it for
5492 * configure.ac (gnu_unique_option): Use target_type_format_char
5493 in test. Comment rationale.
5494 * configure: Regenerate .
5496 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5498 PR tree-optimization/52267
5499 * tree-vrp.c (masked_increment): New function.
5500 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5501 from (X & CST1) cmp CST2 tests.
5503 2012-03-15 Richard Guenther <rguenther@suse.de>
5506 * tree-data-ref.c (subscript_dependence_tester_1): Check
5507 all dimensions for non-conflicting access functions.
5509 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5512 * doc/invoke.texi [C++ Language Options]: Document
5513 -ftemplate-backtrace-limit.
5515 2012-03-15 Tristan Gingold <gingold@adacore.com>
5517 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5520 2012-03-15 Tristan Gingold <gingold@adacore.com>
5522 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5523 use DW_OP_call_frame_cfa.
5525 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5528 * config/i386/i386-opts.h (pmode): New.
5530 * config/i386/i386.c (ix86_option_override_internal): Properly
5531 check and set ix86_pmode.
5533 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5535 * config/i386/i386.opt (maddress-mode=): New.
5537 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5539 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5541 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5542 (dwarf2out_do_cfi_asm): Likewise.
5543 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5545 (add_data_member_location_attribute): Likewise.
5546 (gen_array_type_die): Likewise.
5547 (gen_subprogram_die): Likewise.
5548 (gen_producer_string): Likewise.
5549 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5550 Remove MIPS_DEBUGGING_INFO handling.
5551 (sdb_debug_hooks): Likewise.
5552 (sdbout_begin_block): Likewise.
5553 (sdbout_end_block): Likewise.
5554 (sdbout_begin_prologue): Likewise.
5555 (sdbout_start_source_file): Likewise.
5556 (sdbout_end_source_file): Likewise.
5557 (sdbout_init): Likewise.
5558 * system.h (MIPS_DEBUGGING_INFO): Poison.
5560 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5562 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5563 (alpha_file_start) [MS_STAMP]: Remove.
5565 * config/alpha/elf.h (TARGET_GAS): Remove.
5566 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5567 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5568 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5569 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5570 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5571 (alpha*-*-freebsd*): Likewise.
5572 (alpha*-*-netbsd*): Likewise.
5573 (alpha*-*-openbsd*): Likewise.
5574 (alpha*-*-*): Remove target_cpu_default2.
5575 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5577 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5578 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5579 * config/alpha/alpha.c (print_operand): Always assume
5580 TARGET_AS_SLASH_BEFORE_SUFFIX.
5581 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5582 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5583 ("*builtin_setjmp_receiver_er_1"): Remove.
5584 * config/alpha/alpha.opt (malpha-as): Remove.
5586 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5588 Remove DEC Unix reference.
5590 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5591 (EXTENDED_COFF): Remove.
5592 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5593 (EXTENDED_COFF): Don't undef.
5594 * config/alpha/alpha.c (alpha_file_start): Always assume
5596 Don't set targetm.asm_file_start_file_directive.
5597 [!OBJECT_FORMAT_ELF]: Remove.
5598 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5600 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5601 (DBX_DEBUGGING_INFO): Remove.
5602 (MIPS_DEBUGGING_INFO): Remove.
5603 (PREFERRED_DEBUGGING_TYPE): Remove.
5604 (DBX_OUTPUT_SOURCE_LINE): Remove.
5605 (SDB_OUTPUT_SOURCE_LINE): Remove.
5606 (DBX_CONTIN_LENGTH): Remove.
5607 (NO_DBX_FUNCTION_END): Remove.
5608 (ASM_STABS_OP): Remove.
5609 (ASM_STABN_OP): Remove.
5610 (ASM_STABD_OP): Remove.
5611 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5612 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5613 (PUT_SDB_DEF): Remove.
5614 (PUT_SDB_PLAIN_DEF): Remove.
5615 (PUT_SDB_TYPE): Remove.
5616 (sdb_label_count): Remove.
5617 (PUT_SDB_BLOCK_START): Remove.
5618 (PUT_SDB_BLOCK_END): Remove.
5619 (PUT_SDB_FUNCTION_START): Remove.
5620 (PUT_SDB_FUNCTION_END): Remove.
5621 (PUT_SDB_EPILOGUE_END): Remove.
5622 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5623 (MIPS_DEBUGGING_INFO): Don't undef.
5624 (DBX_DEBUGGING_INFO): Don't undef.
5625 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5626 (MIPS_DEBUGGING_INFO): Don't undef.
5627 (DBX_DEBUGGING_INFO): Don't undef.
5628 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5629 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5631 (alpha_start_function): Likewise.
5632 (sdb_label_count): Remove.
5633 (alpha_output_filename): Remove DBX_DEBUG handling.
5634 (alpha_file_start): Likewise.
5636 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5638 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5639 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5640 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5642 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5643 (ld_tls_support): Remove Solaris 8 references.
5644 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5645 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5646 * configure: Regenerate.
5647 * config.in: Regenerate.
5649 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5650 * config/i386/sol2.h: Remove Solaris 8 references.
5652 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5653 (i?86-*-solaris2.9): ... this.
5654 Remove Solaris 8 references.
5655 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5656 Remove Solaris 8 references.
5658 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5661 (mips-sgi-irix6.5*): Remove.
5662 * config.host (mips-sgi-irix*): Remove.
5663 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5664 (set_have_as_tls): Remove *-*-irix6*.
5665 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5666 * configure: Regenerate.
5668 * config/mips/iris6.h: Remove.
5669 * config/mips/iris6.opt: Remove.
5670 * config/mips/t-irix6: Remove.
5672 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5673 (TARGET_IRIX6): Remove.
5674 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5675 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5676 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5678 (mips_file_start): Likewise.
5679 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5681 * config/mips/driver-native.c [__sgi__]: Remove.
5682 (host_detect_local_cpu) [__sgi__]: Remove.
5684 * config/mips/gnu-user.h: Remove iris5.h reference.
5686 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5687 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5688 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5691 * gcc.c (main): Move asm_debug initialization ...
5692 (asm_debug): ... here.
5694 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5696 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5697 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5698 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5699 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5700 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5701 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5703 * doc/tm.texi: Regenerate.
5705 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5707 (MIPS Options, -march): Remove IRIX reference.
5708 * doc/install.texi (Binaries, SGI IRIX): Remove.
5709 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5711 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5713 2012-03-14 Martin Jambor <mjambor@suse.cz>
5715 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5716 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5717 (expand_expr_real_1): Do not handle misalignment if modifier is
5720 2012-03-14 Richard Guenther <rguenther@suse.de>
5723 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5724 element type instead of mode, use build_vector_type_for_mode
5725 instead of the langhook, build a vector of proper signedness.
5726 (expand_vector_operations_1): Adjust.
5728 2012-03-14 Richard Guenther <rguenther@suse.de>
5731 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5732 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5733 (gimple_get_virt_method_for_binfo): Likewise.
5735 2012-03-14 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/52571
5738 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5739 flag_section_anchors check ...
5740 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5741 DECL_COMMON variables.
5743 2012-03-14 Richard Guenther <rguenther@suse.de>
5745 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5746 * stor-layout.c (start_bitfield_representative): New function.
5747 (finish_bitfield_representative): Likewise.
5748 (finish_bitfield_layout): Likewise.
5749 (finish_record_layout): Call finish_bitfield_layout.
5750 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5751 for QUAL_UNION_TYPE fields.
5752 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5753 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5754 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5759 * expr.c (get_bit_range): Unconditionally extract bitrange
5760 from DECL_BIT_FIELD_REPRESENTATIVE.
5761 (expand_assignment): Adjust call to get_bit_range.
5763 2012-03-14 Richard Guenther <rguenther@suse.de>
5766 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5767 the outermost conversion is a sign-change only.
5768 (fold_binary_loc): Disregard widening and sign-changing
5769 conversions when we determine if two variables are equal
5771 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5772 (T1)x if the outermost conversion is a sign-change only.
5774 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5777 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5779 * config/i386/predicates.md (constant_call_address_operand): Declare
5780 as special predicate. Update all uses.
5782 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5785 * c-parser.c (c_parser_postfix_expression)
5786 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5788 * config/i386/smmintrin.h: Avoid /* within a comment.
5789 * config/i386/nmmintrin.h: Likewise.
5791 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.md (xbegin): Remove constraint from expander.
5795 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/predicates.md (constant_call_address_operand): Declare
5798 as special predicate. Update all uses.
5799 * config/i386/i386.md: Remove mode from constant_call_address_operand
5801 * config/i386/i386.c (ix86_output_call_insn): Call
5802 constant_call_address_operand with VOIDmode.
5804 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5806 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5807 AND zero extended address correctly.
5809 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5811 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5813 (tls_modbase_operand): Ditto.
5814 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5815 tls_modbase_operand predicates.
5817 2012-03-13 Martin Jambor <mjambor@suse.cz>
5819 * expr.c (expand_assignment): Handle misaligned scalar writes to
5820 memory through top-level MEM_REFs by calling store_bit_field.
5822 2012-03-13 Richard Guenther <rguenther@suse.de>
5825 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5826 if Y is a constant multiple of 1 << CST.
5828 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5831 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5832 offset (size) to a value the insns can deal with.
5833 (expand_epilogue): Ditto.
5835 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5837 * config/arm/neon.ml (ops): Fixup expected instructions for
5838 unsigned vector compares.
5840 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5842 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5843 addresses only when %reg is not in word mode.
5845 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5847 * config/microblaze/microblaze.md: Fix typo.
5848 * tree-if-conv.c: Likewise.
5849 * tree-vect-patterns.c: Likewise.
5851 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5853 * config.gcc (extra_passes): Remove.
5854 * configure.ac (extra_passes): Don't substitute.
5855 * configure: Regenerate.
5856 * Makefile.in (EXTRA_PASSES): Remove.
5857 (GCC_PASSES): Remove $(EXTRA_PASSES).
5858 (MOSTLYCLEANFILES): Likewise.
5860 (install-common): Likewise.
5862 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5864 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5865 * config/i386/i386.c (ix86_decompose_address): Use
5866 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5867 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5868 thread pointer to a register.
5870 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5872 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5873 on tls_symbolic_operand.
5874 (tls_global_dynamic_64_<mode>): Likewise.
5876 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5879 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5880 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5882 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5885 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5886 type from reg_class_t to enum reg_class.
5887 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5889 2012-03-12 Andrew Pinski <apinski@cavium.com>
5891 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5892 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5893 (value_replacement): Likewise.
5894 (empty_block_p): Check also if the PHIs for the block are empty.
5896 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5899 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5900 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5901 r184615 from 2012-02-28.
5903 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5905 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5906 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5907 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5908 and ix86_gen_tls_local_dynamic_base_64.
5909 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5910 ix86_gen_tls_local_dynamic_base_64.
5912 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5913 (*tls_global_dynamic_64_<mode>): This.
5914 (tls_global_dynamic_64): Renamed to ...
5915 (tls_global_dynamic_64_<mode>): This.
5916 (*tls_local_dynamic_base_64): Renamed to ...
5917 (*tls_local_dynamic_base_64_<mode>): This.
5918 (tls_local_dynamic_base_64): Renamed to ...
5919 (tls_local_dynamic_base_64_<mode>): This.
5921 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (ix86_option_override_internal): Properly
5924 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5925 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5926 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5927 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5929 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5930 (sse3_monitor64_<mode>): This.
5932 2012-03-12 Tristan Gingold <gingold@adacore.com>
5934 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5935 (ia64_function_arg_advance): Ditto.
5937 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5939 * config.gcc (mips*-*-openbsd*): Remove.
5940 * config/mips/openbsd.h: Remove.
5941 * config/mips/sdb.h: Remove.
5943 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5944 * config/mips/mips.c (sdb_label_count): Remove.
5945 (mips_debugger_offset): Remove #if 0 code.
5946 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5947 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5949 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5951 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5953 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5954 Update binutils references.
5955 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5956 Update binutils reference.
5957 Update Sun as/GNU ld caveat.
5958 Document binutils largefile requirement for LTO plugin.
5959 Remove reference to alternate libpthread.
5961 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5963 * config.gcc (alpha*-dec-osf5.1*): Remove.
5964 * config.host (alpha*-dec-osf*): Remove.
5965 * configure.ac (*-*-osf*): Remove.
5966 (alpha*-dec-osf*): Remove.
5967 * configure: Regenerate.
5969 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5970 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5972 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5973 * config/alpha/alpha.c (struct machine_function): Update comment.
5974 (alpha_start_function): Remove Tru64 UNIX as handling for
5976 * config/alpha/alpha.md ("exception_receiver"): Remove
5977 TARGET_LD_BUGGY_LDGP.
5978 ("*exception_receiver_2"): Likewise.
5979 * except.c (finish_eh_generation): Remove Tru64 reference.
5980 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5981 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5982 * target.def (handle_pragma_extern_prefix): Remove.
5984 * Makefile.in (mips-tfile.o-warn): Remove.
5985 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5986 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5987 * mips-tdump.c, mips-tfile.c: Remove.
5989 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5991 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5992 (Specific, alpha*-dec-osf5.1): Note removal.
5993 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5995 * doc/tm.texi: Regenerate.
5996 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5998 2012-03-12 Richard Guenther <rguenther@suse.de>
6000 * config/arm/arm.c (neon_dereference_pointer): Do not call
6001 covert during RTL expansion.
6003 2012-03-12 Tristan Gingold <gingold@adacore.com>
6005 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6006 Options. Mention -mpointer-size.
6008 2012-03-12 Richard Guenther <rguenther@suse.de>
6010 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6011 build_nonstandard_integer_type.
6013 2012-03-12 Richard Guenther <rguenther@suse.de>
6015 * tree.c (signed_or_unsigned_type_for): Use
6016 build_nonstandard_integer_type.
6017 (signed_type_for): Adjust documentation.
6018 (unsigned_type_for): Likewise.
6019 * tree-pretty-print.c (dump_generic_node): Use standard names
6020 for non-standard integer types if available.
6022 2012-03-12 Tristan Gingold <gingold@adacore.com>
6024 * config/vms/vms.opt: Add vms-opts.h header.
6025 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6027 (-mvms-return-codes): Document.
6028 (-mpointer-size): New option.
6029 (vms_pointer_size): Add enumeration.
6030 * config/vms/vms-opts.h: New file.
6031 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6032 __INITIAL_POINTER_SIZE.
6033 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6034 (C_COMMON_OVERRIDE_OPTIONS): Define.
6035 (DWARF2_ADDR_SIZE): Define.
6036 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6037 * config/vms/vms-protos.h (vms_c_common_override_options):
6039 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6040 if -mno-pointer-size.
6041 (vms_c_common_override_options): New function.
6042 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6043 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6044 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6045 and flag_vms_pointer_size.
6046 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6047 * config.gcc (*-*-*vms*): Define xm_file.
6048 (alpha*-dec-*vms*): Do not define xm_file.
6049 (alpha64-dec-*vms*): Remove.
6050 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6053 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6055 PR tree-optimization/51721
6056 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6057 if (int) unsvar cmp CST.
6059 2012-03-12 Richard Guenther <rguenther@suse.de>
6061 * tree-sra.c (create_access_replacement): Only rename the replacement
6062 if we can rewrite it into SSA form. Properly mark register typed
6063 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6064 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6065 for aggregate or BLKmode results.
6067 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/52533
6070 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6071 type for mask, only handle shifts by non-zero in-range
6072 shift count, for LE_EXPR and GT_EXPR if new_val is
6073 maximum, don't add the assertion.
6075 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6077 * doc/invoke.texi: Document -mrtm option.
6078 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6079 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6080 (ix86_handle_option): Handle OPT_mrtm.
6081 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6083 (x86_64-*-*): Ditto.
6084 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6085 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6087 (ix86_target_string): Define -mrtm option.
6089 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6091 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6092 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6094 (bdesc_special_args): Ditto.
6095 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6096 (ix86_expand_special_args_builtin): Handle new built-in type.
6097 (ix86_expand_builtin): Handle XABORT instruction.
6098 * config/i386/i386.h (TARGET_RTM): New.
6099 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6100 (UNSPECV_XEND): Ditto.
6101 (UNSPECV_XABORT): Ditto.
6102 (UNSPECV_XTEST): Ditto.
6109 * config/i386/i386.opt (mrtm): New.
6110 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6111 * config/i386/rtmintrin.h: New header.
6112 * config/i386/xtestintrin.h: Ditto.
6114 2012-03-12 Tristan Gingold <gingold@adacore.com>
6116 * ginclude/stddef.h: Adjust previous patch.
6117 Use __VMS__ instead of VMS.
6119 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6121 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6122 Also convert sequences with CC setting arithmetic instruction.
6124 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6126 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6127 from C Language Options to Preprocessor Options.
6128 (C Dialect Options): Move -no-integrated-cpp documentation
6130 (Preprocessor Options): ...to here. Rewrite the description
6131 so it makes more sense, and remove discussion of merging front ends.
6133 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6135 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6137 (ix86_expand_setmem): Likewise.
6139 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6144 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6146 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6147 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6149 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6151 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6153 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6155 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6158 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6159 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/predicates.md (call_insn_operand): Allow
6162 constant_call_address_operand in Pmode only.
6163 (sibcall_insn_operand): Ditto.
6164 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6165 (*call_vzeroupper): Ditto.
6167 (*sibcall_vzeroupper): Ditto.
6168 (*call_value): Ditto.
6169 (*call_value_vzeroupper): Ditto.
6170 (*sibcall_value): Ditto.
6171 (*sibcall_value_vzeroupper): Ditto.
6172 (*indirect_jump): Ditto.
6173 (*tablejump_1): Ditto.
6174 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6176 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6179 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6182 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6183 Use movrt_negc instead of negc pattern for non-SH2A.
6185 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6187 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6189 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6190 if Pmode != word_mode.
6191 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6192 Pmode == SImode for TARGET_X32.
6194 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6195 (tls_initial_exec_x32): Likewise.
6197 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6199 PR rtl-optimization/52528
6200 * combine.c (can_combine_p): Add setting of subst_low_luid
6201 before call to expand_field_assignment().
6203 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6205 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6206 and related program names.
6208 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6210 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6212 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6215 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6216 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6218 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6219 (*movdi_internal_rex64): Use %E operand modifier for lea.
6220 (*movsi_internal): Ditto.
6222 (*lea<mode>_2): Ditto.
6223 (*lea_{3,4,5,6}_zext): Ditto.
6224 (*tls_global_dynamic_32_gnu): Ditto.
6225 (*tls_global_dynamic_64): Ditto.
6226 (*tls_dynamic_gnu2_lea_32): Ditto.
6227 (*tls_dynamic_gnu2_lea_64): Ditto.
6228 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6230 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6232 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6233 redefine to be NULL if the current bit-size is different from the
6234 configured bit-size.
6236 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6237 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6238 set the default tuning. Add asserts to make sure the cpu and tune
6239 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6240 test whether the index is set, instead of > 0.
6241 (rs6000_file_start): Do not reset the default cpu if the current
6242 bit-size is different from the configured bit-size.
6244 2012-03-09 Tristan Gingold <gingold@adacore.com>
6246 * config/vms/vms-crtlmap.map: Add comments.
6247 Add entries needed to build Ada RTS.
6249 2012-03-09 Tristan Gingold <gingold@adacore.com>
6251 * ginclude/stddef.h: Do not define __size_t on VMS.
6253 2012-03-09 Tristan Gingold <gingold@adacore.com>
6255 * c-tree.h (c_default_pointer_mode): New variable.
6256 * c-decl.c (c_default_pointer_mode): New variable.
6257 (c_build_pointer_type): New function.
6258 (grokdeclarator): Call c_build_pointer_type instead
6259 of build_pointer_type.
6261 * config/vms/vms-c.c: Include c-tree.h
6262 (saved_pointer_mode): New variable.
6263 (handle_pragma_pointer_size): New function.
6264 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6265 (vms_c_register_pragma): Register __pointer_size and
6266 __required_pointer_size pragmas.
6268 2012-03-09 Tristan Gingold <gingold@adacore.com>
6270 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6271 (vms_c_register_includes): Reference it.
6273 2012-03-09 Andrew Pinski <apinski@cavium.com>
6276 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6278 (tree_ssa_phiopt_worker): Go through all the PHIs for
6279 value_replacement instead of just the singleton one.
6280 (value_replacement): Change return type to int. Return 0 instead of
6282 Allow the middle basic block to contain more than just the defining
6284 Handle non empty middle basic blocks.
6285 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6287 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6289 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6290 array reference and component reference.
6291 (analyze_scalar_evolution_for_address_of): New.
6293 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6296 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6297 (hwloop_pattern_reg): Fix set but not used warning.
6298 (bfin_reorg_loops): Remove unused parameter.
6299 (bfin_reorg): Update use of bfin_reorg_loops.
6301 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6304 with integer parameters in registers.
6305 (gen_push): Push register in word_mode instead of Pmode.
6306 (ix86_emit_save_regs): Likewise.
6307 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6308 (gen_pop): Pop register in word_mode instead of Pmode.
6309 (ix86_emit_restore_regs_using_pop): Likewise.
6310 (ix86_expand_prologue): Replace Pmode with word_mode for push
6311 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6312 restore RAX and R10 in word_mode.
6313 (ix86_emit_restore_regs_using_mov): Restore integer registers
6315 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6317 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6318 (ix86_split_long_move): Likewise.
6320 * config/i386/i386.md (W): New.
6321 (*push<mode>2_prologue): Replace :P with :W.
6322 (*pop<mode>1): Likewise.
6323 (*pop<mode>1_epilogue): Likewise.
6324 (push/pop peephole2): Use word_mode scratch registers.
6326 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6328 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6330 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6332 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6333 for constants in [-63,63].
6335 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6339 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/i386.c (ix86_print_operand_address): Only handle
6342 zero-extended DImode addresses.
6344 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6346 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6347 * configure: Regenerate.
6349 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6352 * config/avr/avr.c (avr_mem_clobber): New static function.
6353 (avr_expand_delay_cycles): Add memory clobber operand to
6354 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6355 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6356 (enable_interrupt, disable_interrupt): New expander.
6357 (nopv, sleep, wdr): New expanders.
6358 (delay_cycles_1): Add memory clobber.
6359 (delay_cycles_2): Add memory clobber.
6360 (delay_cycles_3): Add memory clobber.
6361 (delay_cycles_4): Add memory clobber.
6362 (cli_sei): New insn from former "enable_interrupt",
6363 "disable_interrupt" with memory clobber.
6364 (*wdt): New insn from former "wdt" with memory clobber.
6365 (*nopv): Similar, but for "nopv".
6366 (*sleep): Similar, but for "sleep".
6368 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6369 Kaz Kojima <kkojima@gcc.gnu.org>
6372 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6373 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6374 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6376 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6379 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6380 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6382 2012-03-07 Walter Lee <walt@tilera.com>
6384 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6385 REG_CFA_* notes for the stack pointer.
6386 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6387 EH_RETURN_STACKADJ_RTX.
6388 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6389 generate REG_CFA_* notes for the stack pointer.
6390 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6391 by EH_RETURN_STACKADJ_RTX.
6393 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6395 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6396 when __AVR_3_BYTE_PC__ is defined.
6398 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6401 (ix86_print_operand): Handle '^'.
6402 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6403 using P mode iterator. Add %^ to asm template to conditionally emit
6405 (*rep_movdi_rex64): Ditto.
6406 (*strsetdi_rex_1): Ditto.
6407 (*rep_stosdi_rex64): Ditto.
6408 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6409 conditionally emit addr32 prefix.
6410 (*rep_mov{si,qi}): Ditto.
6411 (*strset{si,hi,qi}): Ditto.
6412 (*rep_stos{si,qi}): Ditto.
6413 (*cmpstrnqi_nz_1): Ditto.
6414 (*cmpstrnqi_1): Ditto.
6415 (*strlenqi_1): Ditto.
6417 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/i386/i386.c (function_value_64): Return pointers in
6420 word_mode instead of Pmode.
6421 (ix86_promote_function_mode): Likewise.
6423 2012-03-07 Richard Guenther <rguenther@suse.de>
6425 * coverage.c (get_gcov_type): Use type_for_mode.
6426 (get_gcov_unsigned_t): Likewise.
6427 * expr.c (store_constructor): Use type_for_mode.
6428 (try_casesi): Likewise.
6429 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6430 (add_standard_iv_candidates): Use standard type trees.
6431 * dojump.c (do_jump): Remove dead code.
6433 2012-03-07 Richard Guenther <rguenther@suse.de>
6435 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6437 2012-03-07 Richard Guenther <rguenther@suse.de>
6439 * convert.c (strip_float_extensions): Move ...
6440 * tree.c (strip_float_extensions): ... here.
6442 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6445 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6447 2012-03-07 Richard Guenther <rguenther@suse.de>
6449 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6450 (expand_omp_for_generic): Likewise.
6451 (expand_omp_for_static_nochunk): Likewise.
6452 (expand_omp_for_static_chunk): Likewise.
6453 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6454 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6455 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6456 Use unsigned_type_for.
6457 (vect_create_cond_for_align_checks): Use signed_type_for.
6459 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6461 PR rtl-optimization/52203
6462 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6463 all callers to pass NULL except ...
6464 (reset_sched_cycles_in_current_ebb): ... here, save the value
6465 in new variable 'empty'. Increase issue_rate only for
6468 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6471 * Makefile.in: Let install-gcc-ar depend on installdirs,
6472 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6473 Don't double canonicalize if cross-compiling.
6475 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6478 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6479 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6480 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6482 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6485 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6487 * config/avr/avr.md (xload_8): Adjust insn length.
6489 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6492 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6493 if RAMPZ affects reading from RAM.
6495 2012-03-07 Richard Guenther <rguenther@suse.de>
6499 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6500 suggests you can include PCHs from inside another header.
6502 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6505 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6507 2012-03-07 Kai Tietz <ktietz@redhat.com>
6509 * doc/invoke.texi (fwritable-relocated-rdata): Document
6510 new Cygwin/MinGW target option.
6511 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6512 reloc if flag -fwritable-relocated-rdata is not set.
6513 (i386_pe_section_type_flags): Likewise.
6514 * config/i386/cygming.opt (fwritable-relocated-rdata):
6515 Add new flag variable flag_writable_rel_rdata.
6517 2012-03-07 Richard Guenther <rguenther@suse.de>
6519 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6520 precision against gimple constraints.
6522 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6525 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6527 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6528 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6530 (init_emit_regs): Move associated initialization to...
6531 (init_emit_once): ...here.
6533 2012-03-06 Richard Henderson <rth@redhat.com>
6535 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6536 * config/m68k/sync.md (atomic_test_and_set): Use it.
6537 (atomic_test_and_set_1): Likewise.
6539 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6542 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6543 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6544 (vector_ltgt<mode>): Likewise.
6545 (vector_ordered<mode>): Likewise.
6546 (vector_unordered<mode>): Likewise.
6547 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6549 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6551 * trans-mem.c: New typedef for tm_region_p.
6552 Define vector types for tm_region_p.
6553 (tm_region_init): Replace region_worklist to a vector called
6556 2012-03-06 Richard Guenther <rguenther@suse.de>
6558 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6559 MEM_REF with constant pointer operand.
6561 2012-03-06 Richard Guenther <rguenther@suse.de>
6564 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6566 2012-03-06 Tristan Gingold <gingold@adacore.com>
6568 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6569 (external_model_kind): Improve documentation.
6570 (vms_pragma_extern_model): Handle relaxed_redef.
6571 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6573 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6575 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6576 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6577 Some more notes on EIND usage and reorder EIND subsection.
6579 2012-03-06 Tristan Gingold <gingold@adacore.com>
6581 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6582 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6584 2012-03-06 Tristan Gingold <gingold@adacore.com>
6586 * config/vms/t-vmsnative (version): Define.
6587 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6589 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6591 PR rtl-optimization/52250
6592 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6593 to put note list into. Unconditionally call move_bb_info.
6594 (move_bb_info): Do not assert the blocks being in the same region,
6595 just drop the note list if they are not.
6597 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6600 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6601 and use unified expansion logic.
6602 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6603 closer to the existing movt insn.
6604 (negc): Rename insn to *negc. Add new expander.
6605 (movnegt): Use xor pattern for T bit negation. Reserve helper
6606 constant for negc pattern.
6607 (*movnegt): New insn and splitter.
6609 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6611 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6614 2012-03-05 Richard Henderson <rth@redhat.com>
6616 * genemit.c (main): Include "target.h" in insn-emit.c.
6617 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6618 * config/sh/sync.md (atomic_test_and_set): Reference
6619 targetm.atomic_test_and_set_trueval instead of
6620 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6622 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6624 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6627 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6629 * langhooks.c (add_builtin_type): New function.
6630 * langhooks.h (add_builtin_type): Export it.
6631 * config/mep/mep.c (mep_init_builtins): Use it.
6632 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6634 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6637 * tree.h (BLOCK_SAME_RANGE): Define.
6638 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6639 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6640 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6641 isn't equal to supercontext fragment's fragment chain.
6642 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6644 (blocks_nreverse_all): Likewise.
6645 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6646 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6647 supercontext fragment's fragment origin.
6648 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6649 range as its parent (or parents thereof etc.), use the parent's
6650 DW_AT_ranges value instead of creating a new .debug_ranges range.
6652 2012-03-05 Richard Henderson <rth@redhat.com>
6655 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6656 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6657 BIGGEST_ALIGNMENT is aligned.
6659 2012-03-05 Richard Henderson <rth@redhat.com>
6661 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6662 * config/sh/sh.c: ... here.
6664 2012-03-05 Richard Henderson <rth@redhat.com>
6667 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6668 instead of calling negqi2 directly.
6670 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6673 * trans-mem.c (tm_region_init): Use last_basic_block.
6675 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6677 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6678 * config/sh/sync.md (atomic_test_and_set): New expander.
6679 (tasb, atomic_test_and_set_soft): New insns.
6680 * config/sh/sh.opt (menable-tas): New option.
6681 * doc/invoke.texi (SH Options): Document it.
6683 2012-03-05 Richard Guenther <rguenther@suse.de>
6685 * cfgloop.c (verify_loop_structure): Verify dominators before
6687 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6688 dominators from here.
6689 * graphite-scop-detection.c (create_sese_edges): Likewise.
6690 * loop-doloop.c (doloop_optimize_loops): Likewise.
6691 * loop-init.c (loop_optimizer_init): Likewise.
6692 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6693 * loop-unswitch.c (unswitch_loops): Likewise.
6694 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6695 * tree-parloops.c (parallelize_loops): Likewise. Verify
6696 only when checking is enabled.
6697 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6699 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6701 * genautomata.c (parse_automata_opt): New static function.
6702 (initiate_automaton_gen): Remove all option handling code. Remove
6703 argc argument. All callers changed.
6704 (main): Call init_rtx_reader_args_cb with the new function as argument.
6706 2012-03-05 Richard Guenther <rguenther@suse.de>
6708 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6709 * tree-if-conv.c (combine_blocks): Free post-dominator info
6711 * tree-parloops.c (create_parallel_loop): Free and re-compute
6712 dominator info after breaking it.
6714 2012-03-05 Richard Guenther <rguenther@suse.de>
6717 * optabs.h (trapv_unoptab_p): New function.
6718 (trapv_binoptab_p): Likewise.
6719 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6720 a proper equiv_may_trap argument.
6721 (expand_unop): Likewise.
6722 (emit_libcall_block_1): Take extra argument whether the
6723 instruction may trap. Renamed from ...
6724 (emit_libcall_block): ... this. New wrapper.
6726 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6728 PR tree-optimization/51721
6729 * tree-vrp.c (register_edge_assert_for_2): If comparing
6730 lhs of right shift by constant with an integer constant,
6731 add ASSERT_EXPRs for the rhs1 of the right shift.
6733 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6735 2012-03-05 Richard Guenther <rguenther@suse.de>
6737 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6738 (integer_onep): Likewise.
6739 (integer_all_onesp): Likewise.
6741 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6743 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6745 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6747 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6748 instead of TARGET_64BIT.
6750 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6752 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6755 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6757 * config/i386/i386.c (ix86_print_operand_address): Only handle
6758 zero-extended DImode addresses.
6760 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6763 taken and cputaken as bool.
6765 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6767 * config/i386/constraints.md (Ya): New internal constraint.
6768 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6769 (*zero_extendsidi2_rex64): Add x,x alternative.
6770 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6771 Remove flags reg clobber. Adjust corresponding splits.
6772 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6773 zero_extendqisi2 expanders using SWI12 mode iterator.
6774 (zero_extend<mode>si2_and): Macroize insn from
6775 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6777 (*zero_extend<mode>si2): Macroize insn from
6778 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6779 (*zero_extend*2_movzbl_and): Remove insn patterns.
6780 (zero_extendqihi2_and): Merge corresponding splitter.
6781 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6782 (*zero_extend*2_movzbl_and): Remove insn patterns.
6783 (*anddi_1): Split TYPE_IMOVX instructions.
6784 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6786 (and->zext splitter): Add splitter pattern.
6787 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6789 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6791 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6793 (Debugging Options): Likewise.
6794 (Optimize Options): Likewise.
6795 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6796 with other architectures. Use official processor names with correct
6797 spelling/capitalization. Fix formatting and grammar issues.
6798 (i386 and x86-64 Windows Options): Similar cleanup here.
6800 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6802 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6804 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6806 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6807 DBX_REGISTER_NUMBER.
6809 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6811 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6812 operand is CONST_INT. Take COSTS_N_INSNS into account.
6813 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6816 2012-03-02 Richard Henderson <rth@redhat.com>
6818 * optabs.c (expand_atomic_test_and_set): Honor
6819 atomic_test_and_set_trueval even when atomic_test_and_set
6820 optab is not in use.
6822 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6826 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6827 GENERAL_REGS and FP_REGS for SImode.
6829 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6832 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6833 (absdi2): New expander.
6834 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6836 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6838 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6839 (atomic_exchange<mode>_soft): New insn.
6841 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6843 * config/sh/sync.md: Update copyright notice dates.
6844 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6846 (atomic_compare_and_swap<mode>_soft): Likewise.
6848 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6851 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6852 * config/sh/sh.c: Update copyright notice dates.
6853 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6854 alignment for TARGET_HARD_SH4.
6855 (sh_option_override): Reduce default function alignment. Set
6856 loop alignment to 4 bytes when not optimizing for size.
6858 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6861 * doc/invoke.texi (floop-flatten): Remove.
6862 * toplev.c (process_options): Remove references to flag_loop_flatten.
6863 * tree-ssa-loop.c (gate_graphite_transform): Same.
6864 * common.opt (floop-flatten): Obsolete.
6865 * graphite-poly.c (apply_poly_transforms): Remove reference to
6867 * Makefile.in (graphite-flattening.o): Remove.
6868 * graphite-flattening.c: Remove.
6870 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6872 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6873 having mode compatible with the mode of previous compare. Substitute
6874 compare mode of previous compare with the mode, compatible
6875 with eliminated and previous compare.
6877 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6879 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6881 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6883 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6884 compatible with CCGOCmode and CCGCmode.
6886 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6888 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6890 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6892 * config/arm/arm.c (arm_sat_operator_match): New function.
6893 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6894 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6895 ("SAT", "SATrev"): New code iterators.
6896 ("SATlo", "SAThi"): New code iterator attributes.
6897 ("*satsi_<SAT:code>"): New pattern.
6898 ("*satsi_<SAT:code>_shift"): Likewise.
6899 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6900 and "shift" attributes.
6901 ("arm_usatsihi"): Add "insn" attribute.
6902 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6903 by powers of two. Do not allow shift by 32.
6905 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6909 to pass the argument in the register of "natural" mode.
6911 2012-03-02 Richard Guenther <rguenther@suse.de>
6913 PR tree-optimization/52406
6914 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6915 (struct indices): Add unconstrained_base member.
6916 (struct dr_alias): Remove unused vops member.
6917 (DR_UNCONSTRAINED_BASE): New define.
6918 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6919 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6920 be an artificial access that covers the whole indexed object,
6921 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6922 plain decl base-objects to their MEM_REF variant.
6923 (dr_may_alias_p): When the base-object of either data reference
6924 has unknown size use only points-to information.
6925 (compute_affine_dependence): Make dumps easier to read and
6927 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6928 DR_REF when looking for packed references.
6929 (vect_supportable_dr_alignment): Likewise.
6931 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6933 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6934 Improve conditions for peepholes of loads followed by commutative
6936 * config/arm/ldmstm.md: Regenerated.
6938 2012-03-02 Richard Guenther <rguenther@suse.de>
6940 * BASE-VER: Set to 4.8.0.
6942 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6944 * config.gcc (obsolete): Add all ARM targets using the FPA.
6945 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6946 * doc/install.texi: Avoid references to obsolete ARM ports.
6948 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6950 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6952 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6953 Joern Rennecke <joern.rennecke@embecosm.com>
6955 * doc/extend.texi: Expand and update information on interrupt
6956 attribute for Epiphany.
6958 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6960 * config/sh/sh-protos.h: Update copyright notice dates.
6961 * config/sh/sh.h: Likewise.
6962 * config/sh/sh.md: Likewise.
6963 * config/sh/constraints.md: Likewise.
6964 * config/sh/predicates.md: Likewise.
6966 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6968 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6969 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6971 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6973 * config/sh/constraints.md: Fix comment typo.
6975 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6978 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6979 unsigned HOST_WIDE_INT.
6980 (zvdep_imm64): Likewise.
6981 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6982 (vdepi_and): Likewise.
6983 Likewise for unamed 64-bit patterns.
6984 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6986 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6989 PR rtl-optimization/52417
6990 * cselib.c (cselib_any_perm_equivs): New variable.
6991 (cselib_reset_table): Check that it's not set when not
6992 preserving constants.
6993 (cselib_add_permanent_equiv): Set it.
6994 (cselib_have_permanent_equivalences): New.
6995 (cselib_init, cselib_finish): Reset it.
6996 * cselib.h (cselib_have_permanent_equivalences): Declare.
6997 * alias.c (get_addr): Restore earlier behavior when there
6998 aren't permanent equivalences.
7000 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7002 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7003 * config/v850/v850-modes.def: Fix copyright notice.
7005 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7007 * doc/extend.texi (AVR Built-in Functions): Document
7008 __builtin_avr_flash_segment.
7010 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7011 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7012 (*split.flash_segment): New insn-and-split.
7013 * config/avr/avr.c (avr_init_builtins): Add local variables:
7014 const_memx_void_node, const_memx_ptr_type_node,
7015 char_ftype_const_memx_ptr.
7017 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7019 PR tree-optimization/52445
7020 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7021 add ssa_name_ver, offset and size fields and change store field
7023 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7024 (add_or_mark_expr): Likewise. Only consider previous stores
7025 with the same size and offset.
7026 (nt_init_block): Only look at gimple_assign_single_p stmts,
7027 doesn't look at rhs2.
7029 2012-03-01 Richard Guenther <rguenther@suse.de>
7032 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7033 conversions from integral types to pointer types.
7035 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7037 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7038 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7039 unintentionally removed in r184616.
7041 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7043 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7046 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7047 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7051 alternatives, add "e" constraint to the new last alternative
7052 and ! to last 3 alternatives.
7054 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7056 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7057 DW_AT_artificial attributes at the end of the processing.
7058 (gen_array_type_die): Likewise.
7059 (gen_enumeration_type_die): Likewise.
7060 (gen_struct_or_union_type_die): Likewise.
7061 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7064 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7067 * expr.c (expand_assignment): If doing misaligned store that doesn't
7068 cover all mode bits, perform a RMW cycle.
7070 PR tree-optimization/52429
7071 * tree-parloops.c (separate_decls_in_region_debug): Return early
7072 if var is LABEL_DECL.
7074 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7076 PR tree-optimization/52424
7077 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7078 calling dom_thread_across_edge.
7080 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7082 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7084 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7086 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7087 * config/avr/avr.c (avr_output_bld): Remove unused function.
7088 (avr_out_sbxx_branch): Use "%T" to print bit position.
7090 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7092 * config/avr/avr.md: Untabify.
7094 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7096 * config/avr/avr.md (eqne): New code iterator.
7097 (*dec-and-branchsi): Use it in text peephole's condition.
7098 (*dec-and-branchhi): Ditto.
7099 (*dec-and-branchqi): Ditto.
7101 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7104 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7105 the device does not have the skip-bug.
7107 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7109 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7110 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7111 -mpretend-cmove): New.
7113 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7116 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7117 doesn't count DEBUG_INSN refs.
7118 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7119 for DEBUG_INSN refs.
7121 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7125 2012-02-20 Richard Guenther <rguenther@suse.de>
7126 PR tree-optimization/52298
7127 * tree-vect-stmts.c (vectorizable_load): Properly use
7128 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7130 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7133 * gimple.h (gimple_in_transaction): New.
7134 (gimple_set_in_transaction): New.
7135 (struct gimple_statement_base): Add in_transaction field.
7136 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7138 (tree_ssa_lim_initialize): Compute transaction bits.
7139 * tree.h (compute_transaction_bits): Protoize.
7140 * trans-mem.c (tm_region_init): Use the heap to store BB
7142 (compute_transaction_bits): New.
7144 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7146 * gcc.c (display_help): Document --help=common and sort entries
7149 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7151 * doc/install.texi: Document check-$LANG specific shortcuts
7153 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7156 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7158 * config/arm/arm_neon.h: Regenerate.
7159 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7160 (neon_vcgeu): New insn.
7161 (neon_vcgtu): Likewise.
7162 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7163 (ops): Unsigned comparison intrinsics call a different builtin.
7165 2012-02-28 Richard Guenther <rguenther@suse.de>
7168 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7169 ordering for the VEC_CONCAT for two element vectors for
7170 V2SFmode, V2SImode and V2DImode.
7172 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7175 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7176 detecting big-endian triplets.
7178 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7180 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7181 mode if there is no type information available.
7183 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7185 PR tree-optimization/53207
7186 * doc/invoke.texi: Document as experimental and relying on graphite.
7188 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7190 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7191 of initializer to changes from r184614.
7193 2012-02-28 Richard Guenther <rguenther@suse.de>
7195 PR tree-optimization/52395
7196 * tree-sra.c (build_ref_for_offset): Also look at the base
7197 TYPE_ALIGN when figuring out the alignment of the replacement.
7199 2012-02-28 Richard Guenther <rguenther@suse.de>
7201 PR tree-optimization/52402
7202 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7203 mis-aligned types when creating the accesses at the call site.
7205 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7207 * config/avr/builtins.def: New file.
7208 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7209 * config/avr/avr.c (enum avr_builtin_id): Use it.
7210 (avr_init_builtins): Use it. And use avr_bdesc.
7211 (bdesc_1arg): Remove.
7212 (bdesc_2arg): Remove.
7213 (bdesc_3arg): Remove.
7214 (struct avr_builtin_description): Add field n_args.
7215 (avr_bdesc): New static variable using builtins.def.
7216 (avr_expand_builtin): Use it.
7217 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7218 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7219 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7221 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7224 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7225 match only one single hard register with respective hard reg rtx.
7226 (movmemx_<mode>): Ditto.
7227 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7228 insn anatomy of movmem[x]_<mode>.
7229 (avr_out_movmem): Same for printing assembler and operand usage.
7231 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7235 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7236 address spaces located outside of device flash.
7238 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7239 (mcu_type_s): Add field n_flash.
7240 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7241 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7242 (AVR_MCU): Add N_FLASH argument.
7243 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7244 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7245 macro __FLASH<n> if that address space makes sense for the device.
7246 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7247 outside of target flash.
7248 (avr_asm_named_section): Ditto.
7249 (avr_asm_select_section): Ditto.
7250 (avr_addr_space_convert): Ditto.
7251 (avr_emit_movmemhi): Ditto.
7252 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7253 address space is outside of device flash.
7254 (avr_insert_attributes): Ditto.
7255 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7256 avr_current_arch->n_segments.
7258 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7261 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7262 (*movabs<mode>_2): Likewise.
7264 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7267 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7268 s_register_operand in the test instead of REG_P. Don't call
7269 gen_reg_rtx if it won't be used.
7271 PR tree-optimization/52376
7272 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7274 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7276 * ifcvt.c (noce_get_condition): Check condition variable is not
7277 small_register_classes_for_mode_p before accepting.
7279 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7281 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7283 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7286 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7287 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7289 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7291 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7293 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7295 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7297 * config/sh/predicates.md: Remove blank lines.
7298 * config/sh/sh.c: Fix typos in comments.
7299 * config/sh/constraints.md: Likewise.
7300 * config/sh/sh.md: Remove blank lines.
7301 Fix typos in comments. Use ;; as comment characters.
7303 2012-02-26 Walter Lee <walt@tilera.com>
7305 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7306 (replace_mov_pcrel_step2): Ditto.
7308 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7311 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7312 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7313 and locs that reference values newer than the non-canonical value
7314 at hand. Return the canonical value as a worst case.
7315 (memrefs_conflict_p): Walk canonical value's locs.
7318 * cselib.c (preserve_only_constants): Rename to...
7319 (preserve_constants_and_equivs): ... this. Split out...
7320 (invariant_or_equiv_p): ... this. Preserve plus expressions
7321 of other preserved expressions too.
7322 (cselib_reset_table): Adjust.
7323 * var-tracking.c (reverse_op): Use canonical value to build
7326 2012-02-23 Kai Tietz <ktietz@redhat.com>
7328 * config/i386/i386.c (ix86_delegitimize_address): Handle
7329 UNSPEC_PCREL plus displacement.
7331 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7334 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7335 to test for unusedness in st X addressing.
7337 2012-02-24 Richard Guenther <rguenther@suse.de>
7340 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7341 (is_gimple_reg_type): Move inline ...
7342 * gimple.h (is_gimple_reg_type): ... here.
7344 2012-02-24 Richard Guenther <rguenther@suse.de>
7347 * passes.c (execute_function_todo): When verifying SSA form
7348 verify gimple form first.
7349 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7351 2012-02-24 Richard Guenther <rguenther@suse.de>
7354 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7355 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7357 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7359 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7361 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7363 * tree-phinodes.c (make_phi_node): Mark static.
7364 * tree-flow.h (make_phi_node): Remove extern decl.
7365 * doc/gimple.texi (make_phi_node): Remove documentation.
7367 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7369 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7370 * tree-ssa-sccvn.c (print_scc): Ditto.
7372 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7374 * doc/passes.texi (Full redundancy elimination): Fix typo.
7376 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7378 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7380 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7383 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7385 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7388 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7390 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7392 * config/avr/avr.md (code_stdname): Add ior, xor.
7393 (xior): New code iterator.
7394 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7395 (*<code_stdname><mode>qi.byte1-3): Ditto.
7397 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7399 PR tree-optimization/52019
7400 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7403 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7405 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7406 HAVE_INITFINI_ARRAY to work around namespace pollution in
7407 certain versions of newlib system headers.
7408 * config.in: Regenerate.
7409 * configure: Regenerate.
7410 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7411 instead of HAVE_INITFINI_ARRAY.
7413 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7416 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7417 is not offsettable memory reference.
7419 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7422 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7423 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7425 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7427 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7428 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7430 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7432 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7433 library on Solaris 8 even without TLS support.
7434 * configure: Regenerate.
7436 2012-02-22 Richard Guenther <rguenther@suse.de>
7439 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7440 for GIMPLE_DEBUG stmts.
7442 2012-02-22 Martin Jambor <mjambor@suse.cz>
7445 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7446 according to the base object.
7448 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7450 PR rtl-optimization/50063
7451 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7452 and 2 (8-bit SP) in operand 2.
7453 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7454 setup to use movhi_sp_r instead of vanilla move to write SP.
7455 Adjust REG_CFA notes to superseed unspec.
7456 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7458 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7459 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7460 irq_state 1 (IRQ known to be on) here.
7462 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7464 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7466 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7467 assign_hard_reg): Likewise.
7469 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7471 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7473 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7476 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7477 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7479 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7481 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7482 prototype from here to...
7483 * config/avr/avr.h: ...here.
7485 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7488 * thumb2.md (thumb2_shiftsi3_short): Split register and
7489 immediate shifts. For register shifts tie operands 0 and 1.
7490 (peephole2 for above): Check that register-controlled shifts
7491 have suitably tied operands.
7493 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7496 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7497 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7498 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7499 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7500 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7501 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7502 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7503 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7504 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7505 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7506 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7507 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7508 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7509 bdver1_ssevector_avx256_unaligned_load,
7510 bdver1_ssevector_sse128_unaligned_load,
7511 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7512 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7513 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7514 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7515 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7516 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7517 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7518 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7519 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7520 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7521 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7522 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7523 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7524 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7525 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7526 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7527 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7528 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7529 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7530 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7531 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7532 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7533 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7534 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7535 bdver1_ssediv_double_load, bdver1_ssediv_double,
7536 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7537 Add "bdver2" attribute.
7539 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7541 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7542 default if possible and not specified otherwise.
7544 2012-02-21 Richard Guenther <rguenther@suse.de>
7547 * gimplify.c (create_tmp_from_val): Use the main variant type
7548 for the type of the temporary we create.
7550 2012-02-21 Richard Guenther <rguenther@suse.de>
7552 PR tree-optimization/52324
7553 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7554 do not gimplify a MEM_REF address operand if it is already
7557 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7559 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7560 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7562 2012-02-21 Richard Guenther <rguenther@suse.de>
7564 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7565 nested_in_vect_loop.
7567 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7569 PR tree-optimization/52318
7570 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7571 vdef also to non-pure/const call stmts in the sequence.
7573 2012-02-21 Tristan Gingold <gingold@adacore.com>
7575 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7577 2012-02-20 David S. Miller <davem@davemloft.net>
7579 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7580 don't use the "rd %pc" instruction on v9 for PIC register loads.
7582 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7585 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7586 in a transaction safe function.
7588 2012-02-20 Kai Tietz <ktietz@redhat.com>
7591 * stor-layout.c (place_field): Handle desired_align for
7594 2012-02-20 Richard Guenther <rguenther@suse.de>
7596 PR tree-optimization/52298
7597 * tree-vect-stmts.c (vectorizable_store): Properly use
7598 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7600 (vectorizable_load): Likewise.
7601 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7602 Access DR_STEP after ensuring it is not NULL.
7604 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7606 PR tree-optimization/52286
7607 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7608 optimization use double_int_to_tree instead of build_int_cst_wide,
7609 rewrite to use double_int vars.
7611 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7614 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7616 Remove -e 0 from $gcc_cv_ld invocation.
7617 Only use __GLIBC_PREREQ if defined.
7618 Enable on Solaris since Solaris 8 patch.
7619 (gcc_SUN_LD_VERSION): New macro.
7620 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7621 gcc_SUN_LD_VERSION for version number format.
7622 * configure: Regenerate.
7623 * varasm.c (get_elf_initfini_array_priority_section): Set
7624 SECTION_NOTYPE for non-default priority.
7625 Use get_section instead of get_unnamed_section to emit
7626 .init_array/.fini_array with default priority.
7628 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7630 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7631 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7632 (mips_start_unique_function, mips_output_mips16_rdhwr)
7633 (mips_code_end): New functions.
7634 (TARGET_ASM_CODE_END): Define.
7636 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7638 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7639 to stubs with non-sibling calls.
7641 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7643 * doc/invoke.texi (-fira-* options): Copy-edit.
7644 (ira-* parameters): Copy-edit.
7646 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7648 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7649 GCC coding conventions.
7651 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7653 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7654 when used as adjectives.
7656 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7658 * doc/invoke.texi: Clean up "that"/"which" confusion.
7660 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7662 * system.h: Poison SMALL_REGISTER_CLASSES
7663 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7664 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7666 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7668 PR tree-optimization/52285
7669 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7670 when deciding if a call is a tail call or tail recursion.
7672 2012-02-16 Kai Tietz <ktietz@redhat.com>
7674 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7675 interger-constant displacement for UNSPEC_PCREL.
7677 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7679 PR rtl-optimization/52208
7680 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7681 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7683 PR tree-optimization/52255
7684 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7685 loop->header has virtual PHI, but exit_e->dest doesn't, add
7686 virtual PHI to exit_e->dest and adjust all uses after the loop.
7689 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7690 children with clone_tree_hash, not after it.
7692 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7694 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7695 extended identifiers.
7697 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7700 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7701 a same_body_alias, also test whether e->callee isn't a former
7702 or current clone of the decl this is a same body alias of.
7704 PR translation/52264
7705 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7707 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7709 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7711 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7714 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7715 force_reg instead of copy_to_reg for better optimization. Force
7716 non-register or memory operands into a register.
7718 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7720 * extend.texi: Reserve upper bits of memory model for future use.
7722 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7723 Anatoly Sokolov <aesok@post.ru>
7724 Eric Weddington <eric.weddington@atmel.com>
7727 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7728 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7729 Rewrite initializers for .macro.
7730 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7731 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7732 atxmega32d4, atxmega32x1.
7733 avrxmega4: atxmega64a3, atxmega64d3.
7734 avrxmega5: atxmega64a1, atxmega64a1u.
7735 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7736 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7737 avrxmega7: atxmega128a1, atxmega128a1u.
7738 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7739 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7740 (struct base_arch_s): Rename reserved to xmega_p.
7741 Rename reserved2 to have_rampd.
7742 (AVR_XMEGA): New define.
7743 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7744 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7745 * config/avr/predicates.md (io_address_operand): Take into
7747 (low_io_address_operand): Ditto.
7748 (high_io_address_operand): Ditto.
7749 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7750 (enabled, movhi_sp_r): Use them.
7751 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7752 cpp_define_formatted to built-in define __AVR_ARCH__.
7753 (__AVR_XMEGA__): New built-in define.
7754 (__AVR_HAVE_RAMPD__): New built-in define.
7755 (__AVR_HAVE_RAMPX__): New built-in define.
7756 (__AVR_HAVE_RAMPY__): New built-in define.
7757 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7759 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7760 (avr_option_override): Initialize them.
7761 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7762 (avr_init_expanders): Initialize them. No more block several calls.
7763 (emit_push_sfr): New static function.
7764 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7766 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7767 (avr_print_operand): Print addreeses as symbols for
7768 RAMPX, RAMPY, RAMPD, CCP.
7769 (output_movhi): Handle AVR_XMEGA when writing to SP.
7770 (avr_out_movhi_mr_r_xmega): New static function.
7771 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7772 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7773 __RAMPD__, __CCP__ as needed.
7775 * config/avr/multilib.h: Regenerate.
7776 * config/avr/t-multilib: Regenerate.
7777 * config/avr/avr-tables.opt: Regenerate.
7779 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7781 PR tree-optimization/50561
7782 * graphite-flattening.c (lst_project_loop): Do not
7783 remove old scattering dimensions after flattening.
7784 (lst_do_flatten): Likewise.
7786 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7788 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7789 __builtin_avr_map8, __builtin_avr_map16.
7790 Document __builtin_avr_insert_bits.
7792 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7793 (insert_bits): New insn.
7794 (adjust_len.map_bits): Rename to insert_bits.
7795 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7796 * avr-protos.h (avr_out_map_bits): Remove.
7797 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7798 * config/avr/constraints.md (Cxf,C0f): New.
7799 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7800 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7801 New built-in define __BUILTIN_AVR_INSERT_BITS.
7802 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7803 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7804 (avr_move_bits): Rewrite.
7805 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7807 (avr_map_op_t): New typedef.
7808 (avr_map_op): New static variable.
7809 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7810 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7811 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7812 (bdesc_3arg, avr_expand_triop_builtin): New.
7813 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7814 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7815 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7816 (avr_map_equal_p, avr_map_sig_p): Remove.
7817 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7818 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7819 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7820 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7821 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7822 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7824 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7826 * config/c6x/c6x.md (reserve_cycles): New attribute.
7827 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7828 don't reserve functional units after the branch occurs.
7830 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7833 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7834 functions into non-tm_pure functions.
7836 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7839 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7840 (iterative_hash_canonical_type): Likewise.
7841 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7844 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7846 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7847 sched-group insn, it either remains alone or the entire list is pruned.
7849 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7851 * doc/install.texi (Prerequisites): Fix grammar.
7852 (Configuration): Likewise.
7854 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7856 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7857 MPC as part of GCC before describing configuring with --with-gmp etc.
7858 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7859 sources are present.
7861 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7864 * dwarf2out.c (clone_tree_hash): New function.
7865 (copy_decls_walk): Use it instead of clone_tree.
7867 2012-02-14 Richard Guenther <rguenther@suse.de>
7869 PR tree-optimization/52244
7870 PR tree-optimization/51528
7871 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7872 replacements for integral types.
7874 2012-02-14 Walter Lee <walt@tilera.com>
7876 * config.gcc: Handle tilegx and tilepro.
7877 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7879 Add HAVE_AS_TLS check for tilegx and tilepro.
7880 * configure: Regenerate.
7881 * doc/contrib.texi: Add Mat Hostetter and self.
7882 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7883 Document instruction intrinsics and network accessing intrinsics.
7884 (TILEPro Built-in Functions): New node. Document instruction
7885 intrinsics and network accessing intrinsics.
7886 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7887 (Specific, tilepro-*-linux*): Likewise.
7888 * doc/invoke.texi (TILE-Gx Options): New section.
7889 (TILEPro Options): New section.
7890 * doc/md.texi (TILE-Gx): New section.
7891 (TILEPro): New section.
7892 * common/config/tilegx/tilegx-common.c: New file.
7893 * common/config/tilepro/tilepro-common.c: New file.
7894 * config/tilegx/constraints.md: New file.
7895 * config/tilegx/linux.h: New file.
7896 * config/tilegx/mul-tables.c: New file.
7897 * config/tilegx/predicates.md: New file.
7898 * config/tilegx/sync.md: New file.
7899 * config/tilegx/t-tilegx: New file.
7900 * config/tilegx/tilegx-builtins.h: New file.
7901 * config/tilegx/tilegx-c.c: New file.
7902 * config/tilegx/tilegx-generic.md: New file.
7903 * config/tilegx/tilegx-modes.def: New file.
7904 * config/tilegx/tilegx-multiply.h: New file.
7905 * config/tilegx/tilegx-protos.h: New file.
7906 * config/tilegx/tilegx.c: New file.
7907 * config/tilegx/tilegx.h: New file.
7908 * config/tilegx/tilegx.md: New file.
7909 * config/tilegx/tilegx.opt: New file.
7910 * config/tilepro/constraints.md: New file.
7911 * config/tilepro/gen-mul-tables.cc: New file.
7912 * config/tilepro/linux.h: New file.
7913 * config/tilepro/mul-tables.c: New file.
7914 * config/tilepro/predicates.md: New file.
7915 * config/tilepro/t-tilepro: New file.
7916 * config/tilepro/tilepro-builtins.h: New file.
7917 * config/tilepro/tilepro-c.c: New file.
7918 * config/tilepro/tilepro-generic.md: New file.
7919 * config/tilepro/tilepro-modes.def: New file.
7920 * config/tilepro/tilepro-multiply.h: New file.
7921 * config/tilepro/tilepro-protos.h: New file.
7922 * config/tilepro/tilepro.c: New file.
7923 * config/tilepro/tilepro.h: New file.
7924 * config/tilepro/tilepro.md: New file.
7925 * config/tilepro/tilepro.opt: New file.
7927 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7929 PR tree-optimization/52210
7930 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7931 vect_model_simple_cost with two entry vect_def_type array instead
7932 of an address of dt.
7934 2012-02-14 Richard Guenther <rguenther@suse.de>
7937 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7938 Do not stream DECL_QUALIFIER.
7939 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7940 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7941 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7943 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7946 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7949 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7952 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7953 * cselib.c (cselib_subst_to_values_from_insn): New function.
7954 * sched-deps.c (add_insn_mem_dependence,
7955 sched_analyze_1, sched_analyze_2): Use it.
7957 2012-02-13 Jan Hubicka <jh@suse.cz>
7960 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7962 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7964 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7965 (GTM_SELF_SPECS): Define if not already defined.
7966 (driver_self_specs): Add GTM_SELF_SPECS.
7967 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7968 (GTM_SELF_SPECS): Define.
7969 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7970 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7972 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7974 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7977 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7980 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7981 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7983 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7986 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7988 2012-02-13 Richard Guenther <rguenther@suse.de>
7990 PR translation/52211
7991 * passes.c (enable_disable_pass): Fix typo.
7993 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7996 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7997 XOR for reduce_bit_field if type is unsigned.
7999 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8001 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8002 disallow changes from SFmode to mode with different size in FP regs.
8004 2012-02-12 Robert Millan <rmh@gnu.org>
8005 Gerald Pfeifer <gerald@pfeifer.com>
8007 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8010 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8012 PR rtl-optimization/52175
8013 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8014 to frame-related instructions.
8016 2012-02-10 Jason Merrill <jason@redhat.com>
8019 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8020 (demangle_new_symbols): Fill it.
8021 (scan_linker_output): Walk it.
8022 (start_tweaking): Split out from scan_linker_output.
8023 (maybe_tweak): Update sym->chosen.
8024 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8026 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8029 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8031 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8033 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8034 having the same mode as previous compare.
8036 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8038 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8039 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8040 (nonlocal_goto_internal): Likewise.
8041 (nonlocal_goto): Emit a use and an indirect jump directly.
8043 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8046 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8047 __atomic_{is,always}_lock_free.
8049 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8052 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8053 negative constant address for TARGET_X32.
8055 2012-02-10 Richard Henderson <rth@redhat.com>
8057 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8058 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8059 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8061 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8062 Ira Rosen <irar@il.ibm.com>
8064 PR tree-optimization/50031
8065 * targhooks.c (default_builtin_vectorization_cost): Handle
8067 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8068 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8069 all types of reduction and pattern statements.
8070 (vect_estimate_min_profitable_iters): Likewise.
8071 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8072 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8073 for explicit realigns.
8074 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8075 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8077 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8078 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8079 vec_perm for VSX and handle vec_promote_demote.
8081 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8084 * builtins.c (fold_builtin_atomic_always_lock_free,
8085 expand_builtin_atomic_always_lock_free,
8086 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8087 Return and/or test boolean_true_node/boolean_false_node instead of
8088 integer_one_node/integer_zero_node.
8090 2012-02-10 Jan Hubicka <jh@suse.cz>
8093 * predict.c (predict_paths_for_bb): Prevent looping.
8094 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8096 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8098 * config/arm/arm.c (output_move_double): In one case properly
8099 count number of instructions that will be emitted.
8101 2012-02-10 Richard Guenther <rguenther@suse.de>
8103 PR translation/52193
8104 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8106 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8109 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8111 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8114 * var-tracking.c (emit_note_insn_var_location): If
8115 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8116 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8117 non-NOTE_DURING_CALL_P insn.
8119 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8122 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8124 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8127 * gcc.c (switch_matches) Support switches with separated form,
8130 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8132 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8134 (RAMPZ_ADDR): Ditto.
8135 * config/avr/avr.c (avr_addr_t): New typedef.
8136 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8137 (avr_init_expanders): Initialize it.
8138 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8140 (expand_epilogue): Ditto.
8141 (avr_print_operand): Ditto.
8142 (avr_file_start): Ditto.
8143 (avr_emit_movmemhi): Ditto.
8145 2012-02-08 Richard Guenther <rguenther@suse.de>
8147 PR tree-optimization/46886
8148 * tree-flow.h (do_while_loop_p): Declare.
8149 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8150 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8152 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8154 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8155 always succeed for integers larger than a native word.
8157 2012-02-08 Richard Guenther <rguenther@suse.de>
8159 PR rtl-optimization/52170
8160 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8161 properly handle integer vector modes.
8163 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8165 PR gcov-profile/52150
8166 * coverage.c: Include target.h.
8167 (build_var): Call targetm.strip_name_encoding on the assembler name.
8168 Change one _ into . or $ if the target allows it.
8169 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8171 PR rtl-optimization/52139
8172 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8173 is a BARRIER after emit_insn_after_noloc, move BB_END
8174 to the last non-BARRIER insn before it.
8176 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8179 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8180 (mips_gimplify_va_arg_expr): Call it instead of
8181 std_gimplify_va_arg_expr.
8183 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8185 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8186 message for -mno-pointers-to-nested-function.
8188 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8191 * expr.c (get_inner_reference): If there is an offset, add a negative
8192 bit position to it (if any).
8194 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8196 PR rtl-optimization/52060
8197 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8198 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8199 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8200 and/or i0src_copy2 when needed.
8202 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8204 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8205 or LTOPLUGINSONAME if have_c.
8207 * config/freebsd-spec.h: Add comment about what macros can be defined
8209 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8210 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8213 2012-02-07 Richard Guenther <rguenther@suse.de>
8215 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8216 newline in -alias dumps.
8218 2012-02-07 Kai Tietz <ktietz@redhat.com>
8219 Dave Korn <dave.korn.cygwin@gmail.com>
8222 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8223 Take care that typinfo gets dllexport-attribute.
8225 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8228 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8229 if modifier < EXPAND_SUM call force_operand on the result.
8231 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8233 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8234 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8236 (epiphany_function_type): Replace types for specific interrupts with
8237 EPIPHANY_FUNCTION_INTERRUPT.
8238 (EPIPHANY_INTERRUPT_P): Update.
8239 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8240 New static function.
8241 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8242 <disinterrupt>: Affects type identity.
8243 (epiphany_handle_interrupt_attribute): Handle variable number of
8245 (epiphany_compute_function_type): Update for new
8246 epiphany_function_type definition.
8247 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8248 handlers with a longcall forwarder.
8249 (epiphany_start_function): Handle multiple interrupt arguments and/or
8250 forwarder_section attribute.
8252 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8255 2012-02-07 Alan Modra <amodra@gmail.com>
8258 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8261 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8263 PR tree-optimization/50969
8264 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8265 use vec_perm rather than vector_stmt.
8266 (vect_model_load_cost): Likewise.
8267 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8268 vec_perm to be the same as other vector statements.
8269 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8270 cost of vec_perm for TARGET_VSX.
8272 2012-02-06 Richard Guenther <rguenther@suse.de>
8274 PR tree-optimization/52115
8275 * tree-sra.c (access_has_replacements_p): New function.
8276 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8278 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8281 * trans-mem.c (expand_call_tm): Add an assertion.
8282 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8285 2012-02-06 Richard Guenther <rguenther@suse.de>
8287 PR tree-optimization/50955
8288 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8289 raise cost of expressions that replace an address with an
8290 expression based on a different pointer.
8292 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8295 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8296 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8298 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8301 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8302 -Weffc++ and specify guidelines come from second edition.
8304 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8306 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8307 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8308 (call_direct_split, call_value_split, call_value_internal_direct)
8309 (call_value_direct_split, call_value_multiple_split): Use jal and
8310 jal_macro attributes.
8312 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8314 * reload1.c (reload_regs_reach_end_p): Replace with...
8315 (reload_reg_rtx_reaches_end_p): ...this function.
8316 (new_spill_reg_store): Update commentary.
8317 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8318 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8319 before setting new_spill_reg_store.
8320 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8321 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8322 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8323 for non-spill reload registers.
8325 2012-02-05 Ira Rosen <irar@il.ibm.com>
8327 PR tree-optimization/52091
8328 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8329 (vect_is_simple_use_1): Likewise.
8330 * tree-vect-loop.c (vectorizable_reduction): Update calls
8331 to vect_is_simple_use_1 and vect_is_simple_use.
8332 (vectorizable_live_operation): Likewise.
8333 * tree-vect-patterns.c (widened_name_p,
8334 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8335 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8336 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8337 vectorizable_shift,vectorizable_operation, vectorizable_store,
8338 vectorizable_load): Likewise.
8339 (vect_is_simple_cond): Add an argument, pass it to
8340 vect_is_simple_use_1.
8341 (vectorizable_condition): Update calls to vect_is_simple_cond,
8343 (vect_is_simple_use): Add an argument, the statement in which
8344 OPERAND is used. Check that if OPERAND's def stmt is a double
8345 reduction phi node, the use is a phi node too.
8346 (vect_is_simple_use_1): Add an argument, pass it to
8348 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8349 to vect_is_simple_use.
8351 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8353 PR rtl-optimization/52095
8354 * modulo-sched.c (dump_insn_locator): New function.
8355 (loop_canon_p, sms_schedule): Use it.
8357 PR rtl-optimization/52113
8358 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8359 even for decomposable shift/zext insns.
8361 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8362 Zdenek Dvorak <ook@ucw.cz>
8364 PR rtl-optimization/52092
8365 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8366 on get_iv_value result.
8368 2012-02-02 Andrew Pinski <apinski@cavium.com>
8372 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8374 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8377 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8379 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8381 PR rtl-optimization/49800
8382 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8383 (sched_finish): Call regstat_free_n_sets_and_refs.
8385 2012-02-02 Jia Liu <proljc@gmail.com>
8387 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8390 2012-02-02 Jan Hubicka <jh@suse.cz>
8391 Tom de Vries <tom@codesourcery.com>
8394 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8395 * varpool.c (varpool_analyze_pending_decls): Likewise.
8397 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8398 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8400 * config.gcc: Add cr16-* support.
8402 * doc/extend.texi: Document cr16 extensions.
8403 * doc/install.texi: Document cr16 install.
8404 * doc/invoke.texi: Document cr16 options.
8405 * doc/md.texi: Document cr16 constraints.
8407 * common/config/cr16/cr16-common.c: New file.
8408 * config/cr16/cr16.c: New file.
8409 * config/cr16/cr16.h: New file.
8410 * config/cr16/cr16.md: New file.
8411 * config/cr16/cr16.opt: New file.
8412 * config/cr16/cr16-protos.h: New file.
8413 * config/cr16/predicates.md: New file.
8414 * config/cr16/constraints.md: New file.
8415 * config/cr16/t-cr16: New file.
8417 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8420 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8421 that operands[2] is either immediate, or q_regs_operand.
8423 PR tree-optimization/52073
8424 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8425 a pattern stmt for pattern uses, ignore uses outside of the loop.
8427 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8429 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8430 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8431 (OUT_AS1, OUT_AS2): Remove.
8433 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8435 PR rtl-optimization/51374
8436 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8437 to cross other volatile_refs_p insns.
8439 2012-02-01 Richard Guenther <rguenther@suse.de>
8441 * doc/invoke.texi (fno-inline): Clarify documentation.
8442 (finline-small-functions): Likewise.
8443 (finline-functions): Likewise.
8444 * common.opt (finline): Adjust comment and documentation.
8445 (finline-small-functions): Clarify documentation.
8446 (finline-functions): Likewise.
8447 (finline-functions-called-once): Likewise.
8449 2012-02-01 Tristan Gingold <gingold@adacore.com>
8451 * c-typeck.c (composite_type): Keep mode for pointers.
8453 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8455 * function.h (regno_reg_rtx): Adjust comment.
8456 * reginfo.c (init_reg_modes_target): Only use the previous mode
8457 if it fits within one register. Remove MIPS comment.
8459 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8462 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8464 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8466 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8467 to srak instruction.
8469 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8471 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8473 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8478 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8480 2012-01-31 Richard Guenther <rguenther@suse.de>
8482 PR tree-optimization/51528
8483 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8486 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8491 * ree.c (add_removable_extension): Change def_map argument
8492 to unsigned *, store in def_map 1 + offset into *insn_list vector
8493 instead of pointers into the vector.
8494 (find_removable_extensions): Adjust caller.
8496 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8498 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8499 Transform all "* quoted-c-code" to { c-code }.
8500 Remove redundant test for "optimize" in combine patterns.
8501 Move (include "avr-dimode.md") to end of file.
8503 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8506 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8507 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8509 2012-01-30 Richard Guenther <rguenther@suse.de>
8511 PR tree-optimization/52028
8512 * tree-loop-distribution.c (ldist_gen): Properly update
8515 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8518 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8519 set_cur_line_info_table if not emitting debug info.
8521 PR tree-optimization/52046
8522 * tree-vect-patterns.c (check_bool_pattern): Give up if
8523 a comparison could throw.
8526 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8528 2012-01-30 Richard Guenther <rguenther@suse.de>
8530 PR tree-optimization/52045
8531 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8532 SSA form if cfgcleanup did anything.
8534 2012-01-30 Richard Guenther <rguenther@suse.de>
8536 PR tree-optimization/52045
8537 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8538 before computing final todo.
8540 2012-01-30 Richard Guenther <rguenther@suse.de>
8542 PR tree-optimization/51528
8543 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8546 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8548 * df-problems.c (df_kill_notes): Check that the use refers
8549 to the note under examination.
8551 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8554 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8555 parameter and use short-lived pseudos.
8556 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8557 (sparc_expand_vector_init): Const-ify local variables and adjust
8558 calls to above functions.
8560 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8562 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8564 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8566 * doc/invoke.texi: Make usage of "compile time" and
8567 "run time"/"runtime" consistent throughout the file.
8569 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8571 * config/alpha/alpha.c (alpha_option_override): Default to
8572 full IEEE compliance mode for Go language.
8574 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8576 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8577 (LINK_SSP_SPEC): Define.
8579 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8582 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8585 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8587 * doc/invoke.texi: Correct hyphenation of "floating point",
8588 "double precision", and related terminology throughout the file.
8590 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8593 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8594 arm_general_register_operand predicate for operand 2 instead of
8597 2012-01-27 Ian Lance Taylor <iant@google.com>
8600 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8601 * builtins.c (expand_builtin_init_trampoline): Add onstack
8602 parameter. Change caller.
8603 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8604 * tree.c (build_common_builtin_nodes): Declare
8605 __builtin_init_heap_trampoline.
8607 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8609 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8610 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8611 * config/avr/avr.c: Ditto.
8612 (avr_regnames): Remove because unused.
8613 * config/avr/avr.md (*cpse.ne): New peephole.
8614 (*cpse.eq): New peephole from former cpse peepholes.
8616 2012-01-27 Michael Eager <eager@eagercon.com>
8618 * config/microblaze.c (microblaze_emit_compare): Correct
8619 test after pcmp instruction.
8621 2012-01-27 Richard Guenther <rguenther@suse.de>
8623 PR tree-optimization/52020
8624 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8626 2012-01-27 Richard Guenther <rguenther@suse.de>
8628 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8629 function non-const/pure.
8631 2012-01-27 Richard Guenther <rguenther@suse.de>
8633 PR tree-optimization/50444
8634 * tree-sra.c (build_ref_for_offset): Properly adjust the
8635 MEM_REF type for unaligned accesses.
8637 2012-01-27 Richard Guenther <rguenther@suse.de>
8639 PR tree-optimization/50444
8640 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8641 (expand_assignment): Use it. Properly handle misaligned
8642 bases when expanding stores to component references.
8643 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8646 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8649 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8650 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8651 * tree-data-ref.c (find_data_references_in_loop): Make static.
8652 (compute_all_dependences): Change return type to bool. Bail out
8653 for too many datarefs in a loop. Move the hunk resetting the data
8654 dependences vector from ...
8655 (compute_data_dependences_for_loop): ... here. Account for
8656 compute_all_dependences returning false.
8657 (compute_data_dependences_for_bb): Likewise.
8658 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8659 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8661 2012-01-27 Richard Guenther <rguenther@suse.de>
8664 * expr.c (store_field): Use the alias-set of the scratch memory
8667 2012-01-27 Tom de Vries <tom@codesourcery.com>
8669 PR tree-optimization/51990
8670 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8672 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8674 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8677 * var-tracking.c (reverse_op): Don't add any reverse operation
8678 if V already has any constant locations.
8680 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8682 * doc/invoke.texi: Correct usage of "command line" (noun)
8683 vs "command-line" (adjective) throughout.
8685 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8687 * doc/invoke.texi (Language Independent Options): Move
8688 -Wcoverage-mismatch blurb from here....
8689 (Warning Options): ...to here.
8691 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8693 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8694 Set rs6000_always_hint to false for 476.
8696 2012-01-27 Matthias Klose <doko@ubuntu.com>
8698 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8700 * incpath.c (add_standard_paths): Likewise.
8702 2012-01-27 Richard Henderson <rth@redhat.com>
8704 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8705 * config/m68k/sync.md (atomic_test_and_set): Rename from
8706 sync_test_and_setqi and adjust the operands.
8707 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8708 and unconditionally enable.
8710 2012-01-27 Richard Henderson <rth@redhat.com>
8712 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8713 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8714 (ldstub): Rename from ldstubqi.
8715 (ldstub<I24MODE>): Remove.
8717 2012-01-27 Richard Henderson <rth@redhat.com>
8719 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8720 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8721 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8722 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8723 * doc/tm.texi: Rebuild.
8725 2012-01-27 Richard Henderson <rth@redhat.com>
8727 * optabs.c (gen_atomic_test_and_set): Remove default.
8728 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8730 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8732 PR rtl-optimization/51978
8733 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8734 (combine_reaching_defs): Likewise.
8735 (struct re_info): Remove.
8736 (add_removable_extension): Remove x and data arguments,
8737 add insn, insn_list and def_map. Use the arguments directly
8738 instead of using struct re_info.
8739 (find_removable_extensions): Don't call add_removable_extension
8740 through note_stores, instead just call it with single_set
8742 (find_and_remove_re): Pass curr_cand->expr instead of
8743 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8745 2012-01-26 Michael Matz <matz@suse.de>
8747 PR tree-optimization/46590
8748 * cfgexpand.c: Revert last change (r183305).
8749 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8751 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8752 checking for emptiness.
8754 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8757 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8758 non-addressable non-BLKmode base correctly.
8760 2012-01-26 Michael Matz <matz@suse.de>
8762 PR tree-optimization/48794
8763 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8764 regions referenced from RESX/EH_DISPATCH.
8766 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8768 * config/s390/s390.h: Make BRANCH_COST an option.
8769 * config/s390/s390.opt: New option -mbranch-cost.
8771 2012-01-26 Richard Henderson <rth@redhat.com>
8773 Revert 2012-01-24 change:
8774 * trans-mem.c (requires_barrier): Do not instrument thread local
8775 variables and emit save/restore for them.
8777 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8780 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8783 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8785 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8788 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8791 Rename __pgm to __flash.
8792 Rename __pgm1 to __flash1.
8793 Rename __pgm2 to __flash2.
8794 Rename __pgm3 to __flash3.
8795 Rename __pgm4 to __flash4.
8796 Rename __pgm5 to __flash5.
8797 Rename __pgmx to __memx.
8798 * doc/extend.texi (AVR Named Address Spaces)
8799 Rename address space names as indicated above.
8800 * config/avr/avr.c (avr_addrspace): Ditto.
8802 * config/avr/avr-protos.h
8803 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8804 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8805 * config/avr/predicates.md: Ditto.
8806 * config/avr/avr.c Ditto, and
8807 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8808 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8810 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8811 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8812 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8813 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8814 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8815 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8816 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8817 * config/avr/avr.c: Ditto.
8818 * config/avr/avr.md: Ditto.
8820 2012-01-25 Jason Merrill <jason@redhat.com>
8823 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8825 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8827 PR tree-optimization/51987
8828 * tree-data-ref.c (get_references_in_stmt): Handle references in
8829 non-volatile GIMPLE_ASM.
8831 2012-01-25 Richard Guenther <rguenther@suse.de>
8833 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8834 bases are dereferenced.
8836 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8838 PR rtl-optimization/48374
8839 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8841 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8843 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8844 compute_data_dependences_for_loop returns false.
8845 * tree-parloops.c (loop_parallel_p): Likewise.
8847 2012-01-25 Richard Guenther <rguenther@suse.de>
8849 * tree.h (get_pointer_alignment_1): Declare.
8850 * builtins.c (get_pointer_alignment_1): New function.
8851 (get_pointer_alignment): Use it.
8853 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8855 PR rtl-optimization/48308
8856 * combine.c (enum undo_kind): Add UNDO_LINKS.
8857 (struct undo): Add member l to other_contents and where.
8858 (do_SUBST_LINK): New.
8860 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8861 (undo_all): Handle UNDO_LINKS.
8863 2012-01-25 Richard Henderson <rth@redhat.com>
8865 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8868 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8870 * optabs.c (gen_atomic_test_and_set): Use each argument.
8872 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8874 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8875 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8876 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8877 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8878 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8879 TARGET_PAIRED_SINGLE_FLOAT.
8881 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8883 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8884 (in_struct, return_val): Remove MEM documentation.
8885 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8886 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8887 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8889 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8890 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8891 * expr.c (store_field): Likewise.
8892 * function.c (assign_stack_temp_for_type): Likewise.
8893 * ifcvt.c (noce_try_cmove_arith): Likewise.
8894 * reload1.c (reload): Likewise.
8895 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8896 (alpha_set_memflags): Likewise.
8897 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8899 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8901 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8903 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8904 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8905 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8907 * cselib.c (cselib_rtx_varies_p): Delete.
8908 (cselib_invalidate_mem): Update call to canon_true_dependence.
8909 * dse.c (record_store, check_mem_read_rtx): Likewise.
8910 (scan_reads_nospill): Likewise.
8911 * cse.c (check_dependence): Likewise.
8912 (cse_rtx_varies_p): Delete.
8913 * expr.c (safe_from_p): Update call to true_dependence.
8914 * ira.c (validate_equiv_mem_from_store): Likewise.
8915 (memref_referenced_p): Likewise.
8916 * postreload-gcse.c (find_mem_conflicts): Likewise.
8917 * sched-deps.c (sched_analyze_2): Likewise.
8918 * store-motion.c (load_kills_store): Likewise.
8919 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8920 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8921 (compute_transp): Update call to canon_true_dependence.
8923 2012-01-25 Richard Henderson <rth@redhat.com>
8925 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8926 (maybe_emit_atomic_test_and_set): New.
8927 (expand_sync_lock_test_and_set): Use it.
8928 (expand_atomic_test_and_set): Likewise.
8929 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8930 the implementation; clarify implementation defined details.
8931 * doc/md.texi (atomic_test_and_set): Document.
8933 2012-01-25 Richard Henderson <rth@redhat.com>
8935 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8937 2012-01-25 Richard Henderson <rth@redhat.com>
8940 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8941 to effect no-op split.
8943 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8946 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8947 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8948 (BT_FN_VOID_PTR_INT_SIZE): New.
8949 (BT_FN_UINT_UINT_VAR): Remove.
8950 (BT_FN_UINT32_UINT32_VAR): New.
8951 (BT_FN_DOUBLE_VPTR): Remove.
8952 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8954 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8955 (_ITM_changeTransactionMode): Same.
8956 (_ITM_memmoveRtWt): Change return type to void.
8957 (_ITM_memcpyRtWt): Same.
8958 (_ITM_memsetW): Same.
8959 (_ITM_RaRD): Change types to double.
8964 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8966 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8967 Patrick Marlier <patrick.marlier@gmail.com>
8969 * trans-mem.c (requires_barrier): Do not instrument thread local
8970 variables and emit save/restore for them.
8972 2012-01-24 Jason Merrill <jason@redhat.com>
8975 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8976 output static aliases.
8978 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8981 * common.opt (-pie, -shared, pie, shared): Change from Common to
8983 * gcc.c (display_help): Display help for -pie and -shared.
8985 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8988 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8989 Remove note on size/offset limitation.
8990 (AVR Variable Attributes): Add example how to read data located
8991 with progmem. Refer to named address spaces.
8992 * doc/invoke.texi (AVR Options): Fix typo.
8994 2012-01-24 Richard Guenther <rguenther@suse.de>
8996 Forward-port to trunk
8997 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9000 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9001 op0 isn't sufficiently aligned and there is movmisalignM
9002 insn for mode, use it to load op0 into a temporary register.
9004 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9007 * target.def (const_not_ok_for_debug_p): New hook.
9008 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9010 * doc/tm.texi: Regenerated.
9011 * dwarf2out.c (const_ok_for_output_1): If
9012 targetm.const_not_ok_for_debug_p returns true, fail.
9013 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9015 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9017 2012-01-23 Kai Tietz <ktietz@redhat.com>
9020 * config/i386/predicates.md (symbolic_operand): Allow
9021 UNSPEC_PCREL as PIC expression for lea.
9022 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9023 * config/i386/i386.c (ix86_delegitimize_address): Handle
9024 UNSPEC_PCREL for none-MEM, too.
9026 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9028 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9029 (ipa_tm_create_version_alias): Same.
9031 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9034 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9035 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9037 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9038 Patrick Marlier <patrick.marlier@gmail.com>
9039 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9042 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9043 simple_object_start_read.
9045 2012-01-23 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/51895
9049 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9050 parameter decomposition into BLKmode components.
9052 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9054 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9055 fake variables for restrict-qualified pointers whose pointed-to type
9056 contains a placeholder.
9058 2012-01-23 Richard Guenther <rguenther@suse.de>
9060 PR tree-optimization/51949
9061 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9063 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9065 PR rtl-optimization/51933
9066 * ree.c (transform_ifelse): Return true right away if dstreg is
9067 already wider or equal to cand->mode.
9068 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9069 (make_defs_and_copies_lists): Remove defs_list and copies_list
9070 arguments, add state argument, just truncate state->work_list
9071 instead of always allocating and freeing the vector. Assert that
9072 get_defs succeeds instead of returning 2. Changed return type to bool.
9073 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9074 have ext_src_mode, see if it has been modified already with the
9075 right kind of extension and has been extended before from the
9076 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9077 just return true. Remember the original mode in state->modified array.
9078 (combine_reaching_defs): Add state argument. Don't allocate and
9079 free here def_list, copied_list and vec vectors, instead just
9080 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9081 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9082 Add state variable, clear vectors in it, initialize state.modified
9083 if needed. Free all the vectors at the end and state.modified too.
9084 Don't skip a candidate if the extension expression has been modified.
9086 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9089 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9090 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9091 (extra_options) interix.opt -> i386/interix.opt"
9092 (extra_objs):Add winnt-stubs.o
9093 * configure.ac: Add interix to target_os .comm on PE check.
9094 * configure: Regenerate.
9095 * config/interix3.h: Delete and move bits to..
9096 * config/interix.h: Delete and move bits to..
9097 * config/i386/i386-interix3.h: Delete and move bits to..
9098 * config/i386/i386-interix.h: ..here.
9099 (TARGET_CPU_DEFAULT): Remove redefinition.
9100 (TARGET_ASM_CONSTRUCTOR): Undefine.
9101 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9102 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9103 (PTRDIFF_TYPE): Define.
9104 (LONG_DOUBLE_TYPE_SIZE): Define.
9105 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9106 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9107 (TARGET_SECTION_TYPE_FLAGS): Define.
9108 (ASM_DECLARE_FUNCTION_NAME): Define.
9109 (ASM_OUTPUT_EXTERNAL): Define.
9110 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9111 (ASM_OUTPUT_ALIGNED_BSS): Define.
9112 (PCC_BITFIELD_TYPE_MATTERS): Define.
9113 (USE_CONST_SECTION): Define.
9114 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9115 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9116 (SUPPORTS_ONE_ONLY): Remove.
9117 (I386_PE_STRIP_ENCODING): Define.
9118 * config/interix.opt: Delete and move bits to..
9119 * config/i386/interix.opt: ..here. New.
9120 (mpe-aligned-commons): Add.
9121 * config/i386/t-interix: Add copyright header.
9122 (winnt-stubs.o): Add rule.
9124 2012-01-22 Jason Merrill <jason@redhat.com>
9127 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9128 for extra name aliases.
9130 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9132 PR rtl-optimization/51924
9133 * ree.c (combine_set_extension): Improve debugging message.
9134 (combine_reaching_defs): Likewise.
9135 (get_defs): Rename confusingly named variable.
9136 (find_and_remove_re): Skip a candidate if the extension expression has
9139 2012-01-21 Robert Millan <rmh@gnu.org>
9140 Gerald Pfeifer <gerald@pfeifer.com>
9142 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9143 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9145 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9147 PR tree-optimization/51914
9148 * tree-vect-stmts.c (vectorizable_conversion): For
9149 cvt_type && modifier == WIDEN, put temporary with cvt_type
9150 at the beginning of vec_dsts and set vec_dest to temporary
9153 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9155 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9157 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9159 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9160 * config/rs6000/rs6000.c: Likewise.
9162 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9165 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9166 output_move_double on a copy of operands array.
9168 2012-01-20 Cary Coutant <ccoutant@google.com>
9169 Dodji Seketeli <dodji@redhat.com>
9172 * dwarf2out.c (copy_declaration_context): Return ref to parent
9173 of declaration DIE, if necessary.
9174 (remove_child_or_replace_with_skeleton): Add new parameter; update
9175 caller. Place skeleton DIE under parent DIE of original declaration.
9176 Move call to copy_declaration_context to here ...
9177 (break_out_comdat_types): ... from here.
9179 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9181 PR rtl-optimization/51856
9182 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9185 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9188 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9189 hints for neon loads and stores.
9191 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9195 * doc/extend.texi (Named Address Spaces): Split into subsections.
9196 (AVR Named Address Spaces): New subsection.
9197 (M32C Named Address Spaces): New subsection.
9198 (RL78 Named Address Spaces): New subsection.
9199 (SPU Named Address Spaces): New subsection.
9200 (Variable Attributes): New anchor "AVR Variable Attributes".
9201 (AVR Variable Attributes): Rewrite and avoid wording
9202 "address space" in this context.
9203 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9204 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9205 (AVR Built-in Macros): New subsubsection therein.
9206 * doc/md.texi (AVR constraints): Remove "C04", "R".
9208 2012-01-20 Richard Guenther <rguenther@suse.de>
9210 PR tree-optimization/51903
9211 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9212 when removing stmts.
9214 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9217 * config/arm/arm.c (arm_load_pic_register): Use
9218 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9219 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9220 (arm_pic_static_addr): Likewise.
9221 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9222 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9223 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9224 (pic_load_addr_unified): New.
9226 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9229 * function.c (instantiate_virtual_regs_in_insn): Use
9230 delete_insn_and_edges when removing a wrong asm insn.
9232 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9234 PR rtl-optimization/40761
9235 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9236 Add new member loop_num.
9237 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9238 (ira_build): Remove the parameter.
9240 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9241 (ira.c): Do not build CFG loops for one region allocation. Remove
9242 argument from ira_build call.
9244 * ira-build.c (init_loop_tree_node): New function.
9245 (create_loop_tree_nodes): Use it. Separate the case when CFG
9246 loops are not built.
9247 (more_one_region_p): Check current_loops.
9248 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9250 (add_loop_to_tree): Process loop equal to NULL too.
9251 (form_loop_tree): Separate the case when CFG loops are not built.
9252 Use explicitly number for the root.
9253 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9255 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9256 instead of loop->num.
9257 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9258 (mark_all_loops_for_removal): Ditto.
9259 (remove_unnecessary_regions): Separate the case when CFG loops
9261 (ira_build): Remove the parameter. Use explicit number of regions
9262 when CFG loops are not built.
9264 * ira-color.c (print_loop_title): Separate the case for the root node.
9265 Use loop_num instead of loop->num.
9266 (move_spill_restore): Use loop_num instead of loop->num.
9268 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9269 (change_loop): Ditto.
9270 (change_loop): Use loop_num instead of loop->num.
9272 * ira-lives.c (process_bb_node_lives): Ditto.
9274 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9276 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9278 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9281 * tree-mudflap.c (mf_artificial): New function.
9282 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9283 mx_register_decls, mudflap_enqueue_decl): Use it.
9286 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9287 numbers in the insn pattern.
9289 2012-01-19 Michael Matz <matz@suse.de>
9291 PR tree-optimization/46590
9292 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9293 use it in remembering which conflicts we already created.
9294 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9297 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9300 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9301 (merge_and_complain): Same.
9303 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9306 * config/initfini-array.h: Guard content of the header
9307 with #ifdef HAVE_INITFINI_ARRAY.
9308 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9309 Add initfini-array.h to tm_file here.
9310 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9311 * config.gcc: Don't add initfini-array.h to tm_file here.
9312 * configure: Regenerated.
9314 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9316 PR rtl-optimization/51505
9317 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9318 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9319 (df_note_bb_compute): Update the call to df_kill_notes.
9321 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9323 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9325 2012-01-18 Richard Guenther <rguenther@suse.de>
9327 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9328 of conversions to void *.
9330 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9331 Richard Sandiford <rdsandiford@googlemail.com>
9335 * optabs.h (simplify_expand_binop): Declare.
9336 * optabs.c (simplify_expand_binop): Make global.
9337 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9338 endian targets if the source cannot be exactly covered by word
9341 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9344 * hard-reg-set.h (struct hard_reg_set_container): New type.
9345 * target.h (struct hard_reg_set_container): Forward declare.
9346 * target.def (set_up_by_prologue): New target hook.
9347 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9348 * doc/tm.texi: Regenerated.
9349 * function.c (thread_prologue_and_epilogue_insns): Change
9350 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9351 Call targetm.set_up_by_prologue on it.
9352 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9353 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9355 2012-01-17 Nick Clifton <nickc@redhat.com>
9357 * config/rx/rx.c (rx_can_use_simple_return): New function.
9358 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9359 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9361 2012-01-17 Richard Guenther <rguenther@suse.de>
9364 * expr.c (expand_assignment): Take address-space information
9365 from the address operand of MEM_REF and TARGET_MEM_REF.
9366 (expand_expr_real_1): Likewise.
9368 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9370 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9371 reload dump is requested.
9373 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9376 * trans-mem.c (requires_barrier): Call may_be_aliased.
9378 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9380 PR tree-optimization/51877
9381 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9382 call arguments and fndecls compare equal, instead return false if they
9383 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9384 both SSA_NAMEs that are valueized the same, or they satisfy
9387 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9389 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9391 * configure: Regenerate.
9393 2012-01-16 Jan Hubicka <jh@suse.cz>
9397 * convert.c (convert_to_integer): Use fold_convert for
9398 converting an INTEGER_CST to integer type.
9400 2012-01-16 Jason Merrill <jason@redhat.com>
9403 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9405 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9408 * config/s390/s390.c (s390_chunkify_start): Don't skip
9409 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9410 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9411 If insn is followed by NOTE_INSN_VAR_LOCATION or
9412 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9413 Don't use location of note insns.
9415 PR tree-optimization/51865
9416 * tree-inline.c (tree_function_versioning): Call remap_decl
9417 on DECL_RESULT whenever it has VOID_TYPE_P type.
9419 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9421 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9422 for calls to locally-binding MIPS16 functions if only the return
9423 type uses float regs.
9425 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9426 Richard Sandiford <rdsandiford@googlemail.com>
9428 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9429 (SYMBOL_32_HIGH): Likewise.
9430 (mips_output_tls_reloc_directive): Declare.
9431 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9432 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9433 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9434 (mips_lo_relocs, mips_hi_relocs): Make extern.
9435 (mips16_stub_function): Move up file.
9436 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9437 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9438 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9439 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9440 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9441 (mips_get_tp): Add MIPS16 support.
9442 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9443 Generalize DTPREL and TPREL handling.
9444 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9445 Add MIPS16 TLS support.
9446 (mips_output_tls_reloc_directive): New function.
9447 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9448 * config/mips/predicates.md (symbolic_operand_with_high)
9449 (tls_reloc_operand): New predicates.
9450 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9451 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9452 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9453 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9454 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9455 (*tls_get_tp_mips16_call_<mode>): Likewise.
9457 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9459 PR rtl-optimization/51821
9460 * recog.c (peep2_find_free_register): Determine clobbered registers
9463 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9466 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9467 * config/avr/avr.c: Likewise.
9468 * config/avr/avr.h: Likewise.
9470 2012-01-13 Ian Lance Taylor <iant@google.com>
9473 * tree.h (TYPE_QUALS): Add cast to int.
9474 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9476 2012-01-13 Ian Lance Taylor <iant@google.com>
9478 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9479 comparing param_index to VEC_length result.
9481 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9483 * c-decl.c: Do not include tree-mudflap.h
9484 * tree-optimize.c: Likewise.
9485 * Makefile.in: Update dependencies.
9487 2012-01-13 Richard Guenther <rguenther@suse.de>
9490 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9491 variable-sized result always use RSO.
9493 2012-01-12 DJ Delorie <dj@redhat.com>
9495 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9496 pointer type, not just the default pointer type.
9498 2012-01-09 Richard Henderson <rth@redhat.com>
9499 Denis Chertykov <chertykov@gmail.com>
9502 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9503 * config/avr/avr.c (avr_can_eliminate): Simplify.
9504 (avr_initial_elimination_offset): Likewise.
9505 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9506 (expand_epilogue): Likewise.
9507 (avr_legitimize_address): Gut.
9508 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9509 (avr_hard_regno_nregs): New.
9510 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9511 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9512 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9513 add soft frame pointer.
9514 (CALL_USED_REGISTERS): Likewise.
9515 (REG_CLASS_CONTENTS): Likewise.
9516 (REGISTER_NAMES): Likewise.
9517 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9518 (HARD_FRAME_POINTER_REGNUM): New.
9519 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9520 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9521 remove the HARD_FRAME_POINTER self-elimination.
9523 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9526 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9527 DECL_EXTERNAL when checking for initializers of progmem variables.
9529 2012-01-12 Ira Rosen <irar@il.ibm.com>
9531 PR tree-optimization/51799
9532 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9533 that the last operation is a type demotion.
9535 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9538 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9540 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9543 * combine.c (distribute_notes): If i3 is a noreturn call,
9544 allow old_size to be equal to args_size and make sure the
9545 noreturn call gets REG_ARGS_SIZE note.
9546 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9547 on noreturn calls even when the delta is 0.
9549 2012-01-11 Nathan Sidwell <nathan@acm.org>
9551 * gcov.c (STRING_SIZE): Remove.
9552 (generate_results): Erase annotations for source files with no
9553 coverage information.
9555 (output_lines): Use it.
9557 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9559 * gimple.h (gimplify_body): Remove first argument.
9560 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9561 pointer set here, instead just pass DATA to walk_tree.
9562 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9563 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9564 (unvisit_body): Likewise, but with unmark_visited.
9565 (gimplify_body): Remove BODY_P argument and adjust.
9566 (gimplify_function_tree): Adjust call to gimplify_body.
9567 * omp-low.c (finalize_task_copyfn): Likewise.
9569 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9571 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9572 (build_function_type_skip_args): Delete.
9573 * tree.c (build_function_type_skip_args): Make static and add
9574 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9575 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9576 pass it to build_function_type_skip_args.
9577 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9578 (tree_function_versioning): Likewise.
9579 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9580 build_function_decl_skip_args.
9581 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9582 and pass it to build_function_decl_skip_args/tree_function_versioning.
9583 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9584 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9585 * trans-mem.c (ipa_tm_create_version): Likewise.
9586 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9587 * tree-inline.c (declare_return_variable): Remove always-true test.
9588 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9589 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9590 * ipa-split.c (split_function): Skip the return value for the split
9591 part if it doesn't return.
9593 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9595 PR tree-optimization/49642
9596 * ipa-split.c (forbidden_dominators): New variable.
9597 (check_forbidden_calls): New function.
9598 (dominated_by_forbidden): Likewise.
9599 (consider_split): Check for forbidden dominators.
9600 (execute_split_functions): Initialize and free forbidden
9601 dominators info; call check_forbidden_calls.
9603 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9605 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9607 2012-01-11 Nick Clifton <nickc@redhat.com>
9609 * config/rx/rx.md (return): Define pattern.
9611 2012-01-11 Richard Guenther <rguenther@suse.de>
9613 * doc/extend.texi (malloc attribute): Adjust according to
9616 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9617 Patrick Marlier <patrick.marlier@gmail.com>
9620 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9621 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9622 (ipa_tm_note_irrevocable): Same.
9623 (ipa_tm_scan_irr_block): Same.
9624 (ipa_tm_decrement_clone_counts): Same.
9625 (ipa_tm_scan_irr_function): Same.
9626 (ipa_tm_create_version_alias): Same.
9627 (ipa_tm_create_version): Same.
9628 (ipa_tm_transform_calls_redirect): Same.
9629 (ipa_tm_transform_calls): Same.
9630 (ipa_tm_transform_transaction): Same.
9631 (ipa_tm_execute): Same.
9633 2012-01-10 Richard Guenther <rguenther@suse.de>
9636 * opts.c (common_handle_option): Handle -Werror.
9638 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9640 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9643 2012-01-10 Jason Merrill <jason@redhat.com>
9645 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9648 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9650 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9651 supports R_386_TLS_GD_PLT reloc.
9652 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9653 supports R_386_TLS_LDM_PLT reloc.
9654 * configure: Regenerate.
9655 * config.in: Regenerate.
9657 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9660 Extend __pgmx semantics to linearize memory.
9661 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9662 determine if code comes inline or from libgcc.
9663 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9664 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9665 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9666 (movmemx_qi, movmemx_hi): New insns.
9667 (xload_<mode>_libgcc): Rewrite to new insn condition.
9668 (xload_<mode>): Remove insns.
9669 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9670 cases that don't satisfy avr_xload_libgcc_p().
9671 (avr_addr_space_convert): Allow converting in any direction.
9672 (avr_addr_space_subset_p): Return always true.
9673 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9674 (avr_emit_movmemhi): Ditto.
9675 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9676 (avr_out_movmem): Ditto.
9677 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9678 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9679 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9680 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9681 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9683 2012-01-10 Richard Guenther <rguenther@suse.de>
9685 PR tree-optimization/50913
9686 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9687 Require data-refs to be representable by Graphite with respect
9690 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9692 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9693 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9695 2012-01-10 Tom de Vries <tom@codesourcery.com>
9697 PR rtl-optimization/51271
9698 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9699 handling annulled branch.
9701 2012-01-10 Richard Henderson <rth@redhat.com>
9703 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9704 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9705 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9706 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9707 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9708 arm_expand_vec_perm_const): New.
9709 * config/arm/arm-protos.h: Update.
9710 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9711 (*neon_vswp<VDQX>): New.
9712 (neon_vcombine<VDX>): Use neon_split_vcombine.
9713 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9714 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9715 (vec_perm<VE>): New.
9717 2012-01-10 Richard Henderson <rth@redhat.com>
9719 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9720 use it if reload_completed.
9721 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9722 arm_output_asm_insn, arm_process_output_memory_barrier,
9723 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9724 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9725 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9726 arm_process_output_sync_insn, arm_output_sync_insn,
9727 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9728 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9729 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9730 (emit_unlikely_jump): New.
9731 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9732 (arm_split_atomic_op): New.
9733 * config/arm/arm-protos.h: Update.
9734 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9735 (struct arm_sync_generator): Remove.
9736 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9737 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9738 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9739 (VUNSPEC_LL, VUNSPEC_SC): New.
9740 (sync_result, sync_memory, sync_required_value, sync_new_value,
9741 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9742 (attr length): Don't use arm_sync_loop_insns.
9743 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9744 (movsfcc, movdfcc): Likewise.
9745 * config/arm/constraints.md (Ua): New.
9746 * config/arm/prediates.md (mem_noofs_operand): New.
9747 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9748 (sync_clobber, sync_t2_reqd): Remove.
9749 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9750 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9751 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9752 (arm_sync_compare_and_swap<SIDI>): Remove.
9753 (arm_sync_compare_and_swap<NARROW>): Remove.
9754 (arm_sync_lock_test_and_set<SIDI>): Remove.
9755 (arm_sync_lock_test_and_set<NARROW>): Remove.
9756 (arm_sync_new_<syncop><SIDI>): Remove.
9757 (arm_sync_new_<syncop><NARROW>): Remove.
9758 (arm_sync_new_nand<SIDI>): Remove.
9759 (arm_sync_new_nand<NARROW>): Remove.
9760 (arm_sync_old_<syncop><SIDI>): Remove.
9761 (arm_sync_old_<syncop><NARROW>): Remove.
9762 (arm_sync_old_nand<SIDI>): Remove.
9763 (arm_sync_old_nand<NARROW>): Remove.
9764 (*memory_barrier): Merge arm_output_memory_barrier.
9765 (atomic_compare_and_swap<QHSD>): New.
9766 (atomic_compare_and_swap<NARROW>_1): New.
9767 (atomic_compare_and_swap<SIDI>_1): New.
9768 (atomic_exchange<QHSD>): New.
9769 (cas_cmp_operand, cas_cmp_str): New.
9770 (atomic_op_operand, atomic_op_str): New.
9771 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9772 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9773 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9774 (arm_load_exclusive<NARROW>): New.
9775 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9776 (arm_store_exclusive<QHSD>): New.
9778 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9780 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9781 reload patterns if -mvsx-scalar-memory.
9783 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9784 generated, even -mno-vsx-scalar-double was used.
9785 (vsx_xscvdpsp_scalar): Likewise.
9786 (vsx_xscvspdp_scalar2): Likewise.
9788 2012-01-09 Tom de Vries <tom@codesourcery.com>
9789 Andrew Pinski <apinski@cavium.com>
9792 * reorg.c (fill_slots_from_thread): Don't speculate
9793 frame-related insns.
9795 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9797 * sched-int.h (bb_note): Move to...
9798 * basic-block.h: ...here.
9799 * haifa-sched.c (bb_note): Move to...
9800 * cfgrtl.c: ...here.
9801 * function.c (next_block_for_reg): New function.
9802 (move_insn_for_shrink_wrap): Likewise.
9803 (prepare_shrink_wrap): Rewrite to use the above.
9805 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9807 * gimple.c (is_gimple_non_addressable): Remove.
9808 * gimple.h: Remove is_gimple_non_addressable.
9809 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9810 is_gimple_non_addressable.
9811 * trans-mem.c (expand_assign_tm): Same.
9813 2012-01-09 Richard Guenther <rguenther@suse.de>
9815 PR tree-optimization/51775
9816 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9817 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9819 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9821 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9823 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9825 2012-01-09 Richard Guenther <rguenther@suse.de>
9827 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9829 2012-01-08 Jan Hubicka <jh@suse.cz>
9831 PR tree-optimize/51680
9832 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9833 on when known_vals needs to be computed; cleanup.
9835 2012-01-08 Jan Hubicka <jh@suse.cz>
9837 PR tree-optimize/51694
9838 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9840 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9842 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9843 for -std=c++98 and -std=c++11 too.
9845 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9847 * cfgloop.c (cancel_loop): Add free() of bbs array.
9849 2012-01-07 Jan Hubicka <jh@suse.cz>
9851 PR tree-optimization/51600
9852 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9853 that benefits small functions.
9855 2012-01-07 Jan Hubicka <jh@suse.cz>
9857 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9859 2012-01-07 Jan Hubicka <jh@suse.cz>
9861 PR tree-optimization/51680
9862 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9863 whose inlining reduce unit size.
9865 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9868 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9869 Add canonical node to containing_mem chain after the non-canonical
9870 one, even if there weren't any locs to propagate.
9871 (remove_useless_values): Keep only canonical values.
9872 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9873 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9874 canonicalize mem_chain elements that are not discarded.
9876 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9879 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9880 before emitting functions.
9882 PR gcov-profile/50127
9883 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9884 clear_aux_for_blocks.
9886 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9889 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9891 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9893 * c-decl.c (ext_block): Moved up.
9894 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9896 2012-01-06 Han Shen <shenhan@google.com>
9898 Translate built-in include paths for sysroot.
9899 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9900 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9902 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9903 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9905 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9906 control whether sysroot should be prepended to gxx include dir.
9908 * configure: Regenerate.
9910 2012-01-06 Torvald Riegel <triegel@redhat.com>
9912 PR rtl-optimization/51771
9913 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9914 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9916 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9918 PR tree-optimization/51315
9919 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9920 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9922 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9925 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9926 for shrp pattern. Correctly handle and fixup shift variable.
9927 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9929 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9932 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9933 note when !ACCUMULATE_OUTGOING_ARGS.
9935 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9937 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9939 (extract_range_from_unary_expr_1): Avoid useless computations.
9941 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9943 PR rtl-optimization/51767
9944 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9945 of jump_block and add an extra edge for degenerated asm gotos.
9948 * stmt.c (check_unique_operand_names): Don't ICE during error
9949 reporting if i is from labels chain.
9952 * profile.c (branch_prob): Split bbs that have exit edge
9953 and need a fake entry edge too.
9955 2012-01-05 Jan Hubicka <jh@suse.cz>
9958 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9961 2012-01-05 Richard Guenther <rguenther@suse.de>
9964 * tree-streamer-out.c (write_ts_optimization): New function.
9965 (streamer_write_tree_body): Call it.
9966 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9967 (streamer_read_tree_body): Call it.
9968 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9970 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9973 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9974 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9975 in_cleanup_point_expr before gimplify_stmt call and restore it
9977 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9978 in_cleanup_point_expr is false.
9980 2012-01-05 Richard Guenther <rguenther@suse.de>
9983 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9985 * toplev.c (process_options): Reject combining mudflap and LTO.
9986 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9988 2012-01-05 Richard Guenther <rguenther@suse.de>
9990 PR tree-optimization/51760
9991 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9993 (bit_value_unop): Handle UNDEFINED operands.
9994 (bit_value_binop): Likewise.
9996 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9998 * config/avr/avr.c (avr_replace_prefix): Remove.
9999 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10000 (avr_asm_function_rodata_section): Ditto.
10001 (avr_asm_select_section): Ditto.
10003 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10005 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10008 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10011 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10012 calls that have any non-fake successor edges.
10015 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10017 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10019 PR tree-optimization/51624
10020 * tree-sra.c (build_ref_for_model): When replicating a chain of
10021 COMPONENT_REFs, stop as soon as the offset would become negative.
10023 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10026 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10027 in .debug_loc on the floor.
10029 2012-01-04 Andrew Pinski <apinski@cavium.com>
10031 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10033 2012-01-04 Andrew Pinski <apinski@cavium.com>
10034 Adam Nemet <anemet@caviumnetworks.com>
10036 * config/mips/mips.md (size): Add SI and DI.
10037 (SIZE): New mode attribute.
10038 (U): New code attribute.
10039 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10040 (mips_lbux_<mode>): Delete.
10041 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10042 (mips_lhx): Use gen_mips_lhx_extsi.
10043 (mips_lhx_<mode>): Delete.
10044 (mips_lwx): Delete.
10045 (mips_l<size>x): New expand.
10046 (mips_lwx_<mode>): Delete.
10047 (mips_l<GPR:size>x_<P:mode>): New pattern.
10048 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10049 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10050 * config/mips/mips.c (mips_lx_address_p): New function.
10051 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10052 (dsp64): New availability predicate.
10053 (mips_builtins): Add an entry for __builtin_mips_ldx.
10054 * config/mips/mips.h (ISA_HAS_LBX): New define.
10055 (ISA_HAS_LBUX): Likewise.
10056 (ISA_HAS_LHX): Likewise.
10057 (ISA_HAS_LHUX): Likewise.
10058 (ISA_HAS_LWX): Likewise.
10059 (ISA_HAS_LWUX): Likewise.
10060 (ISA_HAS_LDX): Likewise.
10061 * doc/extend.texi (__builtin_mips_ldx): Document.
10063 2012-01-04 Tristan Gingold <gingold@adacore.com>
10065 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10066 when long pointers are used.
10067 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10068 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10069 (ia64-hp-*vms*): Remove.
10070 * config/vms/xm-vms64.h: Delete.
10072 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10074 PR middle-end/51472
10075 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10077 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10079 * opts.c (finish_options): Remove duplicate sorry.
10081 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10083 PR middle-end/51696
10084 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10087 2012-01-04 Richard Guenther <rguenther@suse.de>
10089 PR middle-end/51750
10090 * tree.c (size_low_cst): New function.
10091 * tree.h (size_low_cst): Declare.
10092 * fold-const.c (fold_comparison): Use it to extract the low
10093 part of the POINTER_PLUS_EXPR offset.
10095 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10097 Fix clearing ZERO_REG
10098 * config/avr/avr.md (cc): Add alternative "ldi".
10099 (movqi_insn): Use it in cc attribute.
10100 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10101 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10102 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10104 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10106 * configure: Regenerate.
10108 2012-01-04 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/49651
10111 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10112 (var_can_have_subvars): Use it.
10113 (get_constraint_for_1): Only consider subfields if there can be any.
10115 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10118 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10119 to its new canonical_cselib_val and the cselib_val was in
10120 first_containing_mem chain, but the canonical_cselib_val was not,
10121 add the latter into the chain.
10122 (cselib_invalidate_mem): Compare canonical_cselib_val of
10123 addr_list chain elt with v.
10126 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10127 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10129 (output_macinfo_op): Don't ggc_strdup fd->filename.
10130 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10131 then ggc_strdup it. Don't free inc->info or cur->info.
10132 (output_macinfo): Don't free ref->info or file->info.
10134 2012-01-03 Ira Rosen <irar@il.ibm.com>
10136 PR tree-optimization/51269
10137 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10138 first_niters a pointer.
10139 (slpeel_tree_peel_loop_to_edge): Likewise.
10140 (vect_do_peeling_for_loop_bound): Update call to
10141 slpeel_tree_peel_loop_to_edge.
10142 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10143 here. Remove it from the parameters list.
10144 (vect_do_peeling_for_alignment): Update calls and compute
10145 wide_prolog_niters.
10147 2012-01-03 Richard Guenther <rguenther@suse.de>
10149 PR tree-optimization/51070
10150 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10151 Properly handle calls.
10153 2012-01-03 Richard Guenther <rguenther@suse.de>
10155 PR tree-optimization/51692
10156 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10157 the LHS of allocation stmts.
10159 2012-01-03 Olivier Hainque <hainque@adacore.com>
10161 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10163 2012-01-03 Olivier Hainque <hainque@adacore.com>
10165 * collect2.c (main): In AIX specific computations for vector
10166 insertions, use CONST_CAST2 to cast from char ** to const char **.
10168 2012-01-03 Richard Guenther <rguenther@suse.de>
10171 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10172 the context of a limbo DIE when it does not already exist.
10174 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10176 PR tree-optimization/51719
10177 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10178 but direct call is, clear direct call's lhs and don't add fallthrough
10179 edge from dcall_bb to join_bb and PHIs.
10181 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10183 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10184 the instructions emitted by the pattern.
10185 ("*TDC_insn_<mode>"): Add comment.
10187 2012-01-03 Richard Guenther <rguenther@suse.de>
10189 PR middle-end/51730
10190 * fold-const.c (fold_comparison): Properly canonicalize
10191 tree offset and HOST_WIDE_INT bit position.
10193 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10195 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10196 operands for extzv pattern.
10198 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10201 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10204 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10206 * doc/invoke.texi (-flto and related options): Copy-edit.
10208 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10210 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10212 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10214 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10217 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10219 * expr.h (move_by_pieces_ninsns): Declare.
10220 * expr.c (move_by_pieces_ninsns): Make external.
10221 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10222 (mips_store_by_pieces_p): Likewise.
10223 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10224 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10225 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10226 (mips_store_by_pieces_p): Likewise.
10228 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10230 * passes.c (register_one_dump_file): Free full_name.
10232 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10233 (calculate_elim_costs_all_insns): Free offsets_at and
10234 offsets_known_at at the end and clear the pointers.
10236 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10238 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10239 this option introduced in r180739.
10241 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10244 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10245 (tmake_file target=avr): Add avr/t-multilib.
10247 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10248 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10249 * config/avr/genmultilib.awk: New file.
10250 * config/avr/t-multilib: New auto-generated file.
10251 * config/avr/multilib.h: New auto-generated file.
10252 * config/avr/t-avr (AVR_MCUS): New variable.
10253 (genopt.sh): Use it.
10254 (s-mlib): Depend on t-multilib.
10255 (t-multilib, multilib.h): New dependencies.
10256 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10257 (MULTILIB_OPTIONS): Remove.
10258 (MULTILIB_MATCHES): Remove.
10259 (MULTILIB_DIRNAMES): Remove.
10260 (MULTILIB_EXCEPTIONS): Remove:
10261 * config/avr/genopt.sh: Don't use hard coded file name;
10262 pass AVR_MCUS from t-avr instead.
10264 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10266 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10268 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10270 Implement light-weight DImode support.
10271 * config/avr/avr-dimode.md: New file.
10272 * config/avr/avr.md: Include it.
10273 (adjust_len): Add plus64, compare64.
10274 (HIDI): Remove code iterator.
10275 (code_stdname): New code attribute.
10276 (rotx, rotsmode): Remove DI.
10277 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10279 * config/avr/avr-protos.h (avr_have_dimode): New.
10280 (avr_out_plus64, avr_out_compare64): New.
10281 * config/avr/avr.c (avr_out_compare): Handle DImode.
10282 (avr_have_dimode): New variable definition and initialization.
10283 (avr_out_compare64, avr_out_plus64): New functions.
10284 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10285 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10286 (avr_compare_pattern): Skip DImode comparisons.
10288 2012-01-02 Revital Eres <revital.eres@linaro.org>
10290 * ddg.c (def_has_ccmode_p): New function.
10291 (add_cross_iteration_register_deps,
10292 create_ddg_dep_from_intra_loop_link): Call it.
10294 2012-01-02 Richard Guenther <rguenther@suse.de>
10297 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10299 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10301 * gcc.c (process_command): Update copyright notice dates.
10302 * gcov.c (print_version): Likewise.
10303 * gcov-dump.c (print_version): Likewise.
10304 * mips-tfile.c (main): Likewise.
10305 * mips-tdump.c (main): Likewise.
10307 2012-01-01 Ira Rosen <irar@il.ibm.com>
10309 PR tree-optimization/51704
10310 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10311 a use is inside the basic block or loop before accessing its vect info.
10313 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10315 PR rtl-optimization/51069
10316 * cfgloopmanip.c (remove_path): Removing path making irreducible
10317 region unconditional makes BB part of the region.
10319 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10321 PR tree-optimization/51683
10322 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10323 calls with side-effects.
10324 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10326 Copyright (C) 2012 Free Software Foundation, Inc.
10328 Copying and distribution of this file, with or without modification,
10329 are permitted in any medium without royalty provided the copyright
10330 notice and this notice are preserved.