1 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5 (ix86_rtx_costs): Handle SET.
7 2012-05-08 Michael Matz <matz@suse.de>
9 * basic-block.h (struct rtl_bb_info): Remove visited member and
10 move head_ member to ...
11 (struct basic_block_def.basic_block_il_dependent): ... the new
12 member x, replacing but containing old member rtl.
13 (enum bb_flags): New BB_VISITED flag.
14 (BB_HEADER, BB_FOOTER): New macros.
16 * jump.c (mark_all_labels): Adjust.
17 * cfgcleanup.c (try_optimize_cfg): Adjust.
18 * cfglayout.c (record_effective_endpoints): Adjust.
19 (relink_block_chain): Ditto (and don't fiddle with visited).
20 (fixup_reorder_chain): Adjust.
21 (fixup_fallthru_exit_predecessor): Ditto.
22 (cfg_layout_duplicate_bb): Ditto.
23 * combine.c (update_cfg_for_uncondjump): Adjust.
24 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
25 (bb_visited_trace): New accessor.
26 (mark_bb_visited): Move in front.
27 (rotate_loop): Use bb_visited_trace.
28 (find_traces_1_round): Ditto.
29 (emit_barrier_after): Ditto.
30 (copy_bb): Ditto, and initialize visited on resize.
31 (reorder_basic_blocks): Initize visited member.
32 (duplicate_computed_gotos): Clear bb flags at start, use
35 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
36 (rtl_verify_flow_info_1): Ditto.
37 (cfg_layout_split_block): Ditto.
38 (cfg_layout_delete_block): Ditto.
39 (cfg_layout_merge_blocks): Ditto.
40 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
42 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
45 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
46 when a constant source operand matches an "I" constraint, the "no
47 CC0 change" applies to a register-destination only, not a
48 strict_low_part-destination.
50 2012-05-08 Richard Guenther <rguenther@suse.de>
52 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
53 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
55 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
57 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
59 * doc/avr-mmcu.texi: New auto-generated file.
60 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
61 to document all valid -mmcu= arguments.
63 * config/avr/avr.h (arch_info_s): New struct definition.
64 * config/avr/avr-devices.c (avr_texinfo): New variable.
65 * config/avr/gen-avr-mmcu-texi.c: New file.
66 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
68 2012-05-08 Dehao Chen <dehao@google.com>
70 * predict.c (find_qualified_ssa_name): New
71 (find_ssa_name_in_expr): New
72 (find_ssa_name_in_assign_stmt): New
73 (is_comparison_with_loop_invariant_p): New
74 (is_bound_expr_similar): New
75 (predict_iv_comparison): New
76 (predict_loops): Add heuristic for loop-nested branches that compare an
77 induction variable to a loop bound variable.
78 * predict.def (PRED_LOOP_IV_COMPARE): New macro
80 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
83 TARGET_BDVER2 defines where appropriate.
85 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
87 * configure.ac (PLUGIN_LD): Rename into...
88 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
89 * config.in: Regenerate.
90 * configure: Likewise.
91 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
93 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
95 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
96 computation using the precision of the index type.
97 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
98 (fold_array_ctor_reference): Do index computations in the index type.
100 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
102 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
103 down to plus_constant.
104 (expand_epilogue): Ditto.
106 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
108 * postreload.c (reload_cse_regs): Make static.
109 * reload.h (reload_cse_regs): Remove prototype.
111 2012-05-07 Richard Henderson <rth@redhat.com>
113 * config/alpha/alpha.md (clear_cache): New pattern.
115 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
118 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
119 is folded to a type boundary value, verify that the resulting case
120 label is still a care range.
122 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
125 only for TARGET_GENERIC, when not optimizing for size.
126 (*ffs<mode>_1): Ditto.
128 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
130 * tree-cfg.c (verify_gimple_switch): Tighten checks.
132 2012-05-07 Jakub Jelinek <jakub@redhat.com>
134 PR tree-optimization/53239
135 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
136 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
138 2012-05-07 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/53195
141 * tree-inline.c (setup_one_parameter): Properly add referenced
142 vars from the parameters new known value.
144 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
146 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
147 (sched_branch_type): Remove.
148 (m68k_sched_md_init_global): Don't allocate it.
149 (m68k_sched_md_finish_global): Don't free it.
150 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
151 * config/m68k/m68k.md: Set the type of insns using
152 m68k_sched_branch_type to bcc directly.
154 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
156 * config/sol2.c (solaris_override_options): New function.
157 * config/sol2-protos.h (solaris_override_options): Declare.
158 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
160 2012-05-07 Richard Guenther <rguenther@suse.de>
162 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
163 whether we failed to compute data dependences.
164 (loop_prefetch_arrays): Fail if we failed.
166 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
167 Paolo Bonzini <bonzini@gnu.org>
169 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
170 Emit bsf when optimizing for size.
171 (*ffs<mode>_1): Ditto.
173 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
176 * config/sh/sh.c (sh_rtx_costs): Handle SET.
178 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
182 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
183 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
185 (*bswapdi2_doubleword): New insn pattern.
186 (*bswap<mode>2): Rename from *bswap<mode>2_1.
188 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
190 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
191 (mips_set_reg_reg_cost): Likewise.
192 (mips_rtx_costs): Handle SET.
194 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
196 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
197 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
198 to compute the cost of moves. Set the mode of the target register.
200 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
202 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
203 plus_constant function.
204 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
205 that the mode is sensible.
206 (use_anchored_address, round_push, allocate_dynamic_stack_space)
207 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
210 * alias.c (canon_rtx): Likewise.
211 (init_alias_analysis): Likewise.
212 * builtins.c (expand_builtin_return_addr)
213 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
214 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
215 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
216 (expand_builtin_stpcpy): Likewise.
217 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
218 (compute_argument_addresses, internal_arg_pointer_based_exp)
219 (expand_call, emit_library_call_value_1): Likewise.
220 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
221 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
222 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
223 * cse.c (insert_const_anchor, find_reg_offset_for_const)
224 (use_related_value, fold_rtx): Likewise.
225 * cselib.c (cselib_subst_to_values): Likewise.
226 * dse.c (record_store, check_mem_read_rtx): Likewise.
227 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
228 * emit-rtl.c (adjust_address_1): Likewise.
229 * except.c (sjlj_emit_function_enter)
230 (expand_builtin_extract_return_addr)
231 (expand_builtin_frob_return_addr): Likewise.
232 * expmed.c (expand_divmod): Likewise.
233 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
234 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
235 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
236 * function.c (assign_stack_local_1)
237 (instantiate_virtual_regs_in_rtx): Likewise.
238 * optabs.c (prepare_cmp_insn): Likewise.
239 * recog.c (offsettable_address_addr_space_p): Likewise.
240 * reload.c (find_reloads_address, form_sum)
241 (find_reloads_subreg_address): Likewise.
242 * reload1.c (init_reload, eliminate_regs_1)
243 (eliminate_regs_in_insn): Likewise.
244 * simplify-rtx.c (simplify_unary_operation_1)
245 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
246 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
247 (vt_add_function_parameter): Likewise.
249 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
250 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
251 * config/alpha/alpha.c (alpha_legitimize_address_1)
252 (get_unaligned_address, alpha_expand_unaligned_load)
253 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
254 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
255 (alpha_expand_builtin_establish_vms_condition_handler)
256 (alpha_setup_incoming_varargs, emit_frame_store_1)
257 (alpha_expand_prologue, alpha_expand_epilogue)
258 (alpha_use_linkage): Likewise.
259 * config/alpha/alpha.md: Likewise.
261 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
262 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
263 (thumb_legitimize_address, arm_gen_load_multiple_1)
264 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
265 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
266 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
267 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
268 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
269 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
270 (thumb_expand_movmemqi, arm_set_return_address)
271 (thumb_set_return_address): Likewise.
272 * config/arm/arm.md: Likewise.
274 * config/avr/avr.c (avr_incoming_return_addr_rtx)
275 (avr_prologue_setup_frame, expand_epilogue)
276 (avr_const_address_lo16): Likewise.
278 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
279 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
280 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
281 (bfin_output_mi_thunk): Likewise.
283 * config/c6x/c6x.c (c6x_initialize_trampoline)
284 (c6x_output_mi_thunk): Likewise.
286 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
287 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
289 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
290 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
291 (cris_emit_movem_store, cris_trampoline_init): Likewise.
292 * config/cris/cris.md: Likewise.
294 * config/darwin.c (machopic_indirect_data_reference)
295 (machopic_legitimize_pic_address): Likewise.
297 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
298 (epiphany_expand_prologue, epiphany_expand_epilogue)
299 (epiphany_trampoline_init): Likewise.
300 * config/epiphany/epiphany.md: Likewise.
302 * config/fr30/fr30.c (fr30_move_double): Likewise.
304 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
305 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
306 (frv_index_memory, unspec_got_name, frv_find_base_term)
307 (frv_output_dwarf_dtprel): Likewise.
309 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
310 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
312 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
313 * config/i386/i386.c (setup_incoming_varargs_64)
314 (setup_incoming_varargs_ms_64, choose_baseaddr)
315 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
316 (ix86_emit_probe_stack_range, ix86_expand_prologue)
317 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
318 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
319 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
320 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
321 (x86_output_mi_thunk): Likewise.
322 * config/i386/i386.md: Likewise.
324 * config/ia64/ia64.c (ia64_expand_load_address)
325 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
326 (do_spill, ia64_trampoline_init): Likewise.
328 * config/iq2000/iq2000.c (iq2000_va_start)
329 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
330 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
331 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
333 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
335 * config/m32c/m32c.c (m32c_return_addr_rtx)
336 (m32c_expand_insv): Likewise.
338 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
339 (m32r_legitimize_pic_address, m32r_print_operand)
340 (m32r_print_operand_address): Likewise.
342 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
343 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
344 (EH_RETURN_HANDLER_RTX): Likewise.
345 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
346 (m68k_expand_epilogue, legitimize_pic_address)
347 (m68k_output_mi_thunk): Likewise.
348 * config/m68k/m68k.md: Likewise.
350 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
351 (mcore_expand_epilog): Likewise.
352 * config/mcore/mcore.md: Likewise.
354 * config/mep/mep.c (mep_allocate_initial_value)
355 (mep_expand_prologue, mep_expand_epilogue): Likewise.
357 * config/microblaze/microblaze.c (double_memory_operand)
358 (microblaze_block_move_loop): Likewise.
360 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
361 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
362 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
363 (mips_expand_prologue, mips_epilogue_set_cfa)
364 (mips_expand_epilogue): Likewise.
365 * config/mips/mips.md: Likewise.
367 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
368 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
370 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
371 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
373 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
374 (EH_RETURN_HANDLER_RTX): Likewise.
375 * config/moxie/moxie.c (moxie_static_chain): Likewise.
377 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
378 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
379 (pa_return_addr_rtx, hppa_builtin_saveregs)
380 (pa_trampoline_init): Likewise.
381 * config/pa/pa.md: Likewise.
383 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
385 * config/picochip/picochip.c (picochip_static_chain): Likewise.
387 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
388 * config/rs6000/rs6000.c (rs6000_legitimize_address)
389 (setup_incoming_varargs, print_operand, rs6000_return_addr)
390 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
391 (rs6000_emit_epilogue)
392 (rs6000_machopic_legitimize_pic_address): Likewise.
394 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
396 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
397 (DYNAMIC_CHAIN_ADDRESS): Likewise.
398 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
399 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
400 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
401 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
402 (s390_emit_epilogue, s390_function_profiler): Likewise.
403 * config/s390/s390.md: Likewise.
405 * config/score/score.c (score_add_offset, score_prologue): Likewise.
407 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
408 (sh_output_mi_thunk): Likewise.
409 * config/sh/sh.md: Likewise.
411 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
412 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
413 * config/sparc/sparc.c (sparc_legitimize_pic_address)
414 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
415 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
416 (emit_and_preserve): Likewise.
417 * config/sparc/sparc.md: Likewise.
419 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
420 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
421 (spu_setup_incoming_varargs, ea_load_store_inline)
422 (spu_expand_load): Likewise.
424 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
425 (combine_bnp): Likewise.
427 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
428 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
429 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
431 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
432 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
433 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
435 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
436 * config/v850/v850.md: Likewise.
438 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
439 (EH_RETURN_HANDLER_RTX): Likewise.
440 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
441 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
442 (print_operand_address, vax_trampoline_init): Likewise.
444 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
445 (xtensa_function_value_regno_p): Likewise.
447 2012-05-04 Andrew Pinski <apinski@cavium.com>
449 * expr.c (get_def_for_expr_class): New function.
450 (convert_tree_comp_to_rtx): New function.
451 (expand_cond_expr_using_cmove): New function.
452 (expand_expr_real_2 <case COND_EXPR>): Call
453 expand_cond_expr_using_cmove first and return if it succeeds.
454 Remove the check for HAVE_conditional_move since we should have
455 already converted it to a conditional move.
456 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
457 modes of DImode for 32bits and TImode.
459 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
462 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
463 (print_md_ptr_loc, print_c_condition): Use them.
464 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
465 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
466 attr_file, dfa_file, latency_file): New global variables.
467 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
468 write_upcase, write_indent, write_length_unit_log, write_test_expr,
469 write_attr_get, write_insn_cases, write_eligible_delay,
470 write_const_num_delay_slots): Accept FILE pointer and toss it around.
472 (write_header, open_outfile, handle_arg): New funcions.
473 (make_automaton_attrs): Write prototypes as extern to the output
475 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
476 names from the command line. Open the output files and write out
477 internal functions for DFA functions to dfa_file_name, insn latency
478 functions to latency_file_name, and everything else to attr_file.
479 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
480 (BACKEND): Build libbackend first.
481 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
482 (.PRECIOUS): Likewise.
483 (insn-dfatab.o): New rule.
484 (insn-latencytab.o): New rule.
485 (simple_rtl_generated_c): Do not include insn-attrtab.c.
486 (s-attrtab): New rule.
488 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
490 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
491 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
492 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
493 * reorg.c (get_jump_flags): Do not set the removed flags.
495 * doc/md.texi (attr_flag): Update for abovementioned changes.
497 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
501 (TARGET_CMOV): Rename from TARGET_CMOVE.
502 (TARGET_CMOVE): New define.
503 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
504 Do not set TARGET_CMOVE here.
506 2012-05-04 Dodji Seketeli <dodji@redhat.com>
508 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
509 * opts.c (finish_options): Activate -Wunused-local-typedefs if
510 -Wunused is activated.
511 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
513 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
515 * config/s390/s390.md (*movmem_short, *clrmem_short)
516 (*cmpmem_short): Move the mode check from the insn condition to
519 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
521 PR tree-optimization/52633
522 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
523 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
524 (vect_recog_over_widening_pattern): Remove handling of code that was
525 already detected as over-widening pattern. Remove special handling
526 of "unsigned" cases. Instead, support general case of conversion
527 of the shift result to another type.
529 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
531 * tree-vect-patterns.c (vect_single_imm_use): New function.
532 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
533 (vect_recog_over_widening_pattern): Likewise.
534 (vect_recog_widen_shift_pattern): Likewise.
536 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
538 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
539 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
540 (vect_recog_widen_mult_pattern): Likewise.
541 (vect_operation_fits_smaller_type): Likewise.
542 (vect_recog_over_widening_pattern): Likewise.
543 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
545 2012-05-04 Richard Guenther <rguenther@suse.de>
548 * lto-wrapper.c (merge_and_complain): Complain about mismatches
549 of -freg-struct-return and -fpcc-struct-return.
550 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
551 from the input file options and ignore those from the link
554 2012-05-04 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/53168
557 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
558 memory reads when the result is a constant we can pun.
560 2012-05-04 Richard Guenther <rguenther@suse.de>
562 * common.opt (flto-report): Do not mark as Optimization.
564 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
567 * recog.c (constrain_operands): If extra constraints are present, also
568 accept pseudo-registers with equivalent memory locations during reload.
570 2012-05-04 Olivier Hainque <hainque@adacore.com>
572 * collect2.c (may_unlink_output_file): New global.
573 (maybe_unlink): Honor it.
574 * collect2.h: Add extern for it.
575 * tlink.c (do_tlink): Set it to true if the link succeeded.
577 2012-05-04 Olivier Hainque <hainque@adacore.com>
579 * gcc.c (eval_spec_function): Finalize/restore the current string
580 obstack state as part of the context push/pop operations.
582 2012-05-04 Bin Cheng <bin.cheng@arm.com>
584 PR rtl-optimization/52804
585 * reload1.c (reload_reg_reaches_end_p): Check whether successor
586 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
587 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
588 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
589 RELOAD_FOR_OUTADDR_ADDRESS.
591 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
594 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
597 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
599 * flags.h (flag_permissive): Do not declare.
600 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
602 * toplev.c (flag_permissive): Do not define.
603 * c-tree.h (system_header_p): Delete unused.
605 2012-05-03 David S. Miller <davem@davemloft.net>
608 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
609 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
610 (sparc_emit_float_lib_cmp): Likewise.
612 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
615 * config/rs6000/rs6000.md (bswapdi splitters): If
616 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
617 default) is used, generate an alternate sequence that does not
618 depend on using indexed addressing.
620 2012-05-03 Jason Merrill <jason@redhat.com>
622 * gengtype.c (write_types): Fix warning message.
623 (write_local): Likewise.
625 2012-05-02 Jason Merrill <jason@redhat.com>
627 * dwarf2out.c (struct external_ref, build_local_stub): New.
628 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
629 (optimize_external_refs, optimize_external_refs_1): New.
630 (change_AT_die_ref): New.
631 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
632 (build_abbrev_table): Take the external refs hashtable.
633 (output_comp_unit): Get it from optimize_external_refs and pass it in.
635 2012-05-03 Jan Hubicka <jh@suse.cz>
638 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
640 2012-05-03 Jan Hubicka <jh@suse.cz>
643 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
645 2012-05-03 Jason Merrill <jason@redhat.com>
647 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
648 use_debug_types to discriminate the die_id union.
649 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
650 (build_abbrev_table, output_die): Likewise.
651 (prune_unused_types_walk_attribs): Likewise.
652 (generate_type_signature, copy_declaration_context): Set it.
653 (remove_child_or_replace_with_skeleton): Set it.
654 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
655 check use_debug_types.
656 (dwarf2out_finish): Do break_out_includes after .debug_types.
658 2012-05-03 Jason Merrill <jason@redhat.com>
660 * dwarf2out.c (modified_type_die): Use scope_die_for.
661 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
662 (uses_local_type_r, uses_local_type): New.
663 (scope_die_for): Keep a type that uses a local type in local scope.
664 Use get_context_die for namespace and type scope.
666 2012-05-03 Jason Merrill <jason@redhat.com>
668 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
670 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
671 (dwarf2out_finish): Likewise.
673 2012-05-03 Martin Jambor <mjambor@suse.cz>
675 * builtins.c (get_object_alignment_1): Return whether we can determine
676 the alignment or conservatively assume byte alignment. Return the
677 alignment by reference. Use get_pointer_alignment_1 for dereference
679 (get_pointer_alignment_1): Return whether we can determine the
680 alignment or conservatively assume byte alignment. Return the
681 alignment by reference. Use get_ptr_info_alignment to get SSA name
683 (get_object_alignment): Update call to get_object_alignment_1.
684 (get_object_or_type_alignment): Likewise, fall back to type alignment
685 only when it returned false.
686 (get_pointer_alignment): Update call to get_pointer_alignment_1.
687 * fold-const.c (get_pointer_modulus_and_residue): Update call to
688 get_object_alignment_1.
689 * ipa-prop.c (ipa_modify_call_arguments): Update call to
690 get_pointer_alignment_1.
691 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
692 of MEM_REF or TARGET_MEM_REF only when it returns false.
693 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
694 get_object_alignment_1.
695 (ccp_finalize): Use set_ptr_info_alignment.
696 * tree.h (get_object_alignment_1): Update declaration.
697 (get_pointer_alignment_1): Likewise.
698 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
699 (dump_gimple_stmt): Likewise.
700 * tree-flow.h (ptr_info_def): Updated comments of fields align and
702 (get_ptr_info_alignment): Declared.
703 (mark_ptr_info_alignment_unknown): Likewise.
704 (set_ptr_info_alignment): Likewise.
705 (adjust_ptr_info_misalignment): Likewise.
706 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
707 and set alignment of SSA names.
708 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
709 mark_ptr_info_alignment_unknown.
710 * tree-ssanames.c (get_ptr_info_alignment): New function.
711 (mark_ptr_info_alignment_unknown): Likewise.
712 (set_ptr_info_alignment): Likewise.
713 (adjust_ptr_info_misalignment): Likewise.
714 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
715 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
717 (bump_vector_ptr): Likewise.
718 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
719 (vectorizable_store): Likewise.
720 (vectorizable_load): Likewise.
722 2012-05-03 Michael Matz <matz@suse.de>
724 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
725 in front of basic_block_def.
726 (struct basic_block_def): Make il.gimple the full struct, not a
728 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
730 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
731 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
732 NULL il.gimple, which can't happen anymore.
733 * gimple.h (bb_seq): il.gimple can't be NULL.
735 (set_bb_seq): Adjust.
736 (gsi_start_bb, gsi_last_bb): Tidy.
737 * lto-streamer-in.c (make_new_block): Don't zero members that
738 are zeroed already, don't allocate a gimple_bb_info.
739 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
740 (remove_bb): Clear all il.gimple members.
741 (gimple_verify_flow_info): Adjust for flat il.gimple.
742 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
744 * coretypes.h (const_gimple_seq): Remove typedef.
745 * gimple.h (gimple_seq_first): Take gimple_seq.
746 (gimple_seq_first_stmt): Ditto.
747 (gimple_seq_last): Ditto.
748 (gimple_seq_last_stmt): Ditto.
749 (gimple_seq_empty_p): Ditto.
751 2012-05-03 Richard Guenther <rguenther@suse.de>
753 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
755 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
756 (compute_avail): Do not add possibly trapping operations to
757 EXP_GEN if they might not be executed in the block.
759 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
761 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
763 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
765 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
766 information as early as possible. Update dominance info instead of
769 2012-05-03 Richard Guenther <rguenther@suse.de>
771 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
772 (union_contains_value): Remove.
773 (vro_valid_in_sets): Likewise.
774 (op_valid_in_sets): New function.
775 (valid_in_sets): Use op_valid_in_sets.
776 (insert_into_preds_of_block): Move dumping ...
777 (do_regular_insertion): ... here.
778 (do_partial_partial_insertion): ... and here. Dump that
779 we've found a partial partial redundancy.
780 (insert): Dump the current insert iteration.
782 2012-05-03 Jakub Jelinek <jakub@redhat.com>
785 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
786 append program name to it and pass that as first argument
787 to make_relative_prefix. Always pass standard_libexec_prefix
788 as last argument to make_relative_prefix. If
789 make_relative_prefix returns NULL, fall back to
790 standard_libexec_prefix.
793 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
797 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
798 mode, return that mode.
801 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
802 define __ATOMIC_HLE_* macros here.
803 (ix86_target_macros): But here, using cpp_define_formatted.
805 2012-05-03 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/53144
808 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
810 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
811 with SSA name values.
812 (vn_reference_lookup_3): Adjust callers.
814 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
816 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
817 has_fma4 for AMD processors with both fma3 and fma4 support.
819 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
822 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
825 2012-05-03 Michael Matz <matz@suse.de>
828 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
829 (dse_enter_block): Properly iterate the whole sequence even
830 if the last statement was removed.
832 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
834 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
835 unset flag_jump_tables.
836 * stmt.c (expand_case): Remove special flag_pic case conditional
837 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
839 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
841 * common/config/s390/s390-common.c (s390_option_optimization_table):
842 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
843 default when optimizing.
845 2012-05-02 Martin Jambor <mjambor@suse.cz>
848 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
849 of a variable when the contect is a function.
851 2012-05-02 Michael Matz <matz@suse.de>
853 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
854 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
855 (const_gimple_seq_node): Remove.
856 (gimple_seq_node): Typedef as gimple.
857 (struct gimple_statement_base): Add next and prev members,
858 adjust all WORD markers in using structs.
859 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
860 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
861 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
863 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
865 (gimple_init_singleton): New function.
866 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
867 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
869 (gsi_stmt_ptr): Remove.
870 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
872 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
873 again, adjust for above changes.
874 (update_call_edge_frequencies): Adjust for above changes.
875 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
876 (gsi_insert_seq_nodes_after): Ditto.
877 (gsi_split_seq_after): Ditto.
878 (gsi_set_stmt): Ditto.
879 (gsi_split_seq_before): Ditto.
881 (gsi_insert_seq_before_without_update): Don't free sequence.
882 (gsi_insert_seq_after_without_update): Ditto.
883 (gsi_replace): Assert some more invariants.
884 (gsi_insert_before_without_update, gsi_insert_after_without_update):
886 (gsi_for_stmt): Don't search for stmt.
887 (gsi_insert_on_edge_immediate): Tidy.
889 * gimple.c (gimple_alloc_k): Remove "sequences".
890 (gimple_seq_cache): Remove.
891 (gimple_alloc_stat): Make stmt a singleton sequence.
892 (gimple_seq_alloc, gimple_seq_free): Remove.
893 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
894 (gimple_copy): Ditto.
895 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
896 create iterator from correct sequence.
897 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
899 2012-05-02 Michael Matz <matz@suse.de>
901 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
903 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
904 sequence, lazily allocate it.
905 (bb_seq_addr): New function.
906 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
907 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
908 (gsi_none): New function.
909 (gsi_start_bb): Adjust.
910 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
911 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
912 (gsi_last_bb): Adjust.
914 * tree-flow-inline.h (phi_nodes_ptr): New function.
916 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
917 datastructure and interface change.
918 (gsi_insert_seq_before_without_update): Ditto.
919 (gsi_insert_seq_nodes_after): Ditto.
920 (gsi_insert_seq_after_without_update): Ditto.
921 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
922 (gsi_split_seq_before): Ditto.
923 (gsi_start_phis): Adjust.
924 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
925 (vect_transform_loop): Ditto.
926 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
927 gimple_seq_copy): Don't use gimple_seq_alloc.
928 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
929 (gimplify_seq_add_seq): Ditto.
930 * lto-streamer-in.c (make_new_block): Ditto.
931 * tree-cfg.c (create_bb): Ditto.
932 * tree-sra.c (initialize_parameter_reductions): Ditto.
934 2012-05-02 Michael Matz <matz@suse.de>
936 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
937 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
938 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
939 set_bb_seq): Move down to after gimple_statement_d definition.
941 2012-05-02 Michael Matz <matz@suse.de>
943 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
944 gsi_replace_with_seq, instead of inserting itself.
945 * gimple-iterator.c (gsi_replace_with_seq): New function.
946 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
947 iterator instead of statement, advance it.
948 (ssa_forward_propagate_and_combine): Adjust call to above.
950 2012-05-02 Michael Matz <matz@suse.de>
952 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
954 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
955 * tree-nested.c (walk_gimple_omp_for): Ditto.
956 * trans-mem.c (lower_transaction): Ditto.
957 * tree-eh.c (do_return_redirection): Ditto.
958 (do_goto_redirection): Ditto.
959 (lower_try_finally_switch): Ditto.
960 * gimplify.c (gimplify_stmt): Ditto.
961 (gimplify_scan_omp_clauses): Ditto.
962 (gimplify_omp_for): Ditto.
963 (gimplify_function_tree): Ditto.
964 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
965 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
966 (mf_build_check_statement_for): Ditto.
967 (mx_register_decls): Ditto.
968 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
969 and don't use itertors to append.
970 (insert_stmts): Ditto.
971 (insert_out_of_ssa_copy): Ditto.
972 (insert_out_of_ssa_copy_on_edge): Ditto.
974 2012-05-02 Michael Matz <matz@suse.de>
976 * gimple.h (gimple_bind_body_ptr): New function.
977 (gimple_bind_body): Use it.
978 (gimple_catch_handler): Use gimple_catch_handler_ptr.
979 (gimple_eh_filter_failure_ptr): New function.
980 (gimple_eh_filter_failure): Use it.
981 (gimple_eh_else_n_body_ptr): New function.
982 (gimple_eh_else_n_body): Use it.
983 (gimple_eh_else_e_body_ptr): New function.
984 (gimple_eh_else_e_body): Use it.
985 (gimple_try_eval_ptr): New function.
986 (gimple_try_eval): Use it.
987 (gimple_try_cleanup_ptr): New function.
988 (gimple_try_cleanup): Use it.
989 (gimple_wce_cleanup_ptr): New function.
990 (gimple_wce_cleanup): Use it.
991 (gimple_omp_body_ptr): New function.
992 (gimple_omp_body): Use it.
993 (gimple_omp_for_pre_body_ptr): New function.
994 (gimple_omp_for_pre_body): Use it.
995 (gimple_transaction_body_ptr): New function.
996 (gimple_transaction_body): Use it.
997 (gsi_split_seq_before): Adjust to return nothing and take pointer
999 (gsi_set_stmt): Declare.
1000 (gsi_replace_with_seq): Declare.
1001 (walk_gimple_seq_mod): Declare.
1002 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1004 * gimple-iterator.c (gsi_set_stmt): New function.
1005 (gsi_split_seq_before): Return new sequence via pointer argument.
1006 (gsi_replace): Use gsi_set_stmt.
1008 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1010 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1011 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1013 (reserve_phi_args_for_new_edge): Change call to above,
1016 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1017 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1018 iterators. Adjust call to lower_omp.
1019 (lower_lastprivate_clauses): Adjust call to lower_omp.
1020 (lower_reduction_clauses): Ditto.
1021 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1022 (lower_omp_sections): Don't explicitely count sequence length,
1023 nullify lowered bodies earlier, ensure stmts are part of only
1024 one sequence, adjust call to lower_omp.
1025 (lower_omp_single): Ensure stmts are part of only one sequence,
1026 adjust call to lower_omp.
1027 (lower_omp_master): Ditto.
1028 (lower_omp_ordered): Ditto.
1029 (lower_omp_critical): Ditto.
1030 (lower_omp_for): Ditto.
1031 (lower_omp_taskreg): Ditto, tidy.
1032 (lower_omp_1): Adjust calls to lower_omp.
1033 (execute_lower_omp): Ditto.
1034 (lower_omp): Adjust to take pointer to sequence.
1035 (diagnose_sb_2): Use walk_gimple_seq_mod.
1036 (diagnose_omp_structured_block_errors): Ditto and set possibly
1037 changed function body.
1038 * gimple-low.c (lower_function_body): Set function body after
1040 (lower_sequence): Adjust to take pointer to sequence.
1041 (lower_omp_directive): Ensure stmt isn't put twice into the
1042 sequence, adjust call to lower_sequence.
1043 (lower_stmt): Adjust calls to lower_sequence.
1044 (lower_gimple_bind): Ditto.
1045 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1046 * tree-nested.c (walk_body): Take pointer to sequence, use
1047 walk_gimple_seq_mod.
1048 (walk_function): Adjust call to walk_body, set possibly changed body.
1049 (walk_gimple_omp_for): Adjust calls to walk_body.
1050 (convert_nonlocal_omp_clauses): Ditto.
1051 (convert_nonlocal_reference_stmt): Ditto.
1052 (convert_local_omp_clauses): Ditto.
1053 (convert_local_reference_stmt): Ditto.
1054 (convert_tramp_reference_stmt): Ditto.
1055 (convert_gimple_call): Ditto.
1056 (convert_nl_goto_reference): Use local iterator copy.
1057 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1058 but taking pointer to sequence, ensure gsi_start is called with
1060 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1061 asserting that the sequence head didn't change.
1062 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1063 walk_gimple_seq_mod.
1064 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1065 (execute_lower_tm): Ditto, and set possibly changed body.
1066 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1067 call gsi_start with that lvalue.
1068 (replace_goto_queue_stmt_list): Ditto.
1069 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1070 (replace_goto_queue): Ditto.
1071 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1072 (lower_try_finally_onedest): Ditto.
1073 (lower_try_finally_copy): Ditto.
1074 (lower_try_finally_switch): Ditto.
1075 (lower_try_finally): Ditto.
1076 (lower_eh_filter): Ditto.
1077 (lower_eh_must_not_throw): Ditto.
1078 (lower_cleanup): Ditto.
1079 (lower_eh_constructs_2): Ditto.
1080 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1081 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1082 set possibly changed body.
1083 (optimize_double_finally): Call gsi_start with lvalue.
1085 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1086 (gimple_split_block): Ditto.
1087 (gimple_merge_blocks): Use gsi_start_phis.
1088 (move_stmt_r): Use walk_gimple_seq_mod.
1089 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1090 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1091 (rebuild_cgraph_edges): Ditto.
1092 (cgraph_rebuild_references): Ditto.
1093 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1094 * tree-inline.c (copy_phis_for_bb): Ditto.
1095 * tree-ssa-dce.c: Ditto.
1097 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1099 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1100 Andi Kleen <ak@linux.intel.com>
1102 * coretypes.h (MEMMODEL_MASK): New.
1103 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1104 and return new variable.
1105 (expand_builtin_atomic_exchange): Mask memmodel values.
1106 (expand_builtin_atomic_compare_exchange): Ditto.
1107 (expand_builtin_atomic_load): Ditto.
1108 (expand_builtin_atomic_store): Ditto.
1109 (expand_builtin_atomic_clear): Ditto.
1110 * doc/extend.texi: Mention port-dependent memory model flags.
1111 * config/i386/cpuid.h (bit_HLE): New.
1112 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1114 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1115 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1116 (ix86_target_string)<-mhle>: New.
1117 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1118 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1119 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1120 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1121 enabled for generic, generic64 and core-avx2.
1122 (ix86_print_operand): Generate HLE lock prefixes.
1123 (ix86_memmodel_check): New.
1124 (TARGET_MEMMODEL_CHECK): Ditto.
1125 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1126 (IX86_HLE_ACQUIRE): Ditto.
1127 (IX86_HLE_RELEASE): Ditto.
1128 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1129 * config/i386/i386.opt (mhle): Ditto.
1130 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1131 success model to instruction emitter.
1132 (atomic_fetch_add<mode>): Ditto.
1133 (atomic_exchange<mode>): Ditto.
1134 (atomic_add<mode>): Ditto.
1135 (atomic_sub<mode>): Ditto.
1136 (atomic_<code><mode>): Ditto.
1137 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1138 (atomic_compare_and_swap_single<mode>): Define and use argument
1140 (atomic_compare_and_swap_double<mode>): Ditto.
1141 * configure.ac: Check if assembler support HLE prefixes.
1142 * configure: Regenerate.
1145 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1148 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1150 (gimplify_switch_expr): ... here.
1151 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1152 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1153 to clean up case labels with values outside the index type range.
1154 (simplify_gimple_switch): Call it if something changed.
1155 Remove strange and unnecessary assert.
1157 2012-05-02 Richard Guenther <rguenther@suse.de>
1159 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1161 (int_const_binop_1): New worker for int_const_binop with
1162 overflowable parameter. Pass it through to force_fit_type_double.
1163 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1165 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1166 to minus one, forcing overflow detection for even unsigned types.
1167 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1168 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1169 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1171 (layout_type): For zero-sized arrays ignore overflow on the
1173 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1174 (bit_value_binop_1): Likewise.
1175 * tree.c (double_int_to_tree): Likewise.
1176 (double_int_fits_to_tree_p): Likewise.
1177 (force_fit_type_double): Likewise.
1178 (host_integerp): Likewise.
1179 (int_fits_type_p): Likewise.
1180 * varasm.c (output_constructor_regular_field): Sign-extend the
1181 field-offset to cater for negative offsets produced by the Ada
1183 * omp-low.c (extract_omp_for_data): Convert the loop step to
1184 signed for pointer adjustments.
1186 2012-05-02 Richard Guenther <rguenther@suse.de>
1188 * tree.c (valid_constant_size_p): New function.
1189 * tree.h (valid_constant_size_p): Declare.
1190 * cfgexpand.c (expand_one_var): Adjust check for too large
1191 variables by using valid_constant_size_p.
1192 * varasm.c (assemble_variable): Likewise.
1194 * c-decl.c (grokdeclarator): Properly check for sizes that
1195 cover more than half of the address-space.
1197 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1199 PR tree-optimization/53163
1200 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1201 return value from compute_all_dependences.
1203 PR rtl-optimization/53160
1204 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1205 has been modified by ree pass already.
1207 2012-05-01 Ian Lance Taylor <iant@google.com>
1210 * c-decl.c (build_compound_literal): Make the decl readonly if it
1211 an array of a readonly type.
1212 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1213 parameter. Change all callers. If the decl is not addressable
1214 and is not an l-value, make it readonly.
1216 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1218 * ira.c (allocated_reg_info_size): New static variable.
1219 (expand_reg_info): Manage it. Call
1220 setup_preferred_alternate_classes_for_new_pseudos.
1221 (ira): Don't do it here. Remove local allocated_reg_info_size,
1222 set the global before calling find_moveable_pseudos.
1223 (find_moveable_pseudos): Call expand_reg_info rather than
1226 2012-05-01 Richard Henderson <rth@redhat.com>
1228 * common.opt (fsync-libcalls): New.
1229 * doc/invoke.texi: Document it.
1230 * optabs.c (init_sync_libfuncs): Honor it.
1232 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1233 Richard Sandiford <r.sandiford@uk.ibm.com>
1235 PR rtl-optimization/52543
1236 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1238 * lower-subreg.h: New file.
1239 * target-globals.h (this_target_lower_subreg): Declare.
1240 (target_globals): Add lower_subreg;
1241 (restore_target_globals): Restore this_target_lower_subreg.
1242 * target-globals.c: Include it.
1243 (default_target_globals): Add default_target_lower_subreg.
1244 (save_target_globals): Initialize target_lower_subreg.
1245 * rtl.h (init_lower_subreg): Added declaration.
1246 * toplev.c (backend_init_target): Call initializer for lower-subreg
1248 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1249 (default_target_lower_subreg): New variable.
1250 (this_target_lower_subreg): Likewise.
1251 (twice_word_mode, choices): New macros.
1252 (shift_cost, compute_splitting_shift, compute_costs)
1253 (init_lower_subreg): New functions.
1254 (resolve_simple_move): Add speed_p argument. Check choices.
1255 (find_pseudo_copy): Don't check the mode size here.
1256 (resolve_simple_move): Assert the mode size.
1257 (find_decomposable_shift_zext): Add speed_p argument and return
1258 a bool. Check choices.
1259 (resolve_shift_zext): Add comment.
1260 (dump_shift_choices, dump_choices): New functions.
1261 (decompose_multiword_subregs): Dump list of profitable
1262 transformations. Add code to skip non profitable transformations.
1263 Update calls to simple_move and find_decomposable_shift_zext.
1265 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1266 Sameera Deshpande <sameera.deshpande@arm.com>
1267 Greta Yorsh <greta.yorsh@arm.com>
1269 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1270 (thumb1_unexpanded_epilogue): ...this.
1271 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1272 (thumb1_unexpanded_epilogue): ...this.
1273 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1274 (thumb1_unexpanded_epilogue): ...this.
1276 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1278 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1279 comparing enumeration values. Update comments.
1281 2012-05-01 Alan Modra <amodra@gmail.com>
1284 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1285 load_cr_save, add_crlr_cfa_restore): New functions.
1286 (rs6000_restore_saved_cr): Rename to..
1287 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1288 (rs6000_emit_epilogue): Use new functions. Adjust condition
1289 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1290 regs when using out-of-line restore only when shrink wrapping.
1292 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1295 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1296 calls to cgraph_node_name in xstrdup.
1297 (ipa_make_edge_direct_to_target): Ditto.
1298 * cgraph.c (dump_cgraph_node): Ditto.
1299 * tree-sra.c (convert_callers_for_node): Ditto.
1300 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1301 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1302 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1303 (cgraph_materialize_all_clones): Ditto.
1304 * ipa-inline.c (report_inline_failed_reason): Ditto.
1305 (want_early_inline_function_p): Ditto.
1306 (edge_badness): Ditto.
1307 (update_edge_key): Ditto.
1308 (flatten_function): Ditto.
1309 (ipa_inline): Ditto.
1310 (inline_always_inline_functions): Ditto.
1311 (early_inline_small_functions): Ditto.
1313 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1317 constraints 0 and 1.
1319 012-04-30 Jan Hubicka <jh@suse.cz>
1321 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1322 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1323 (cgraph_add_to_same_comdat_group): Remove.
1324 (cgraph_add_asm_node): Move to cgraphunit.c.
1325 (cgraph_make_decl_local): Move to symtab.c
1326 (cgraph_make_node_local_1): Update.
1327 (cgraph_can_remove_if_no_direct_calls_and): Update.
1328 (used_from_object_file_p): Update.
1329 (resolution_used_from_other_file_p): Move to symtab.c
1330 (cgraph_used_from_object_file_p): move to symtab.c
1331 (verify_cgraph_node): Verify same comdat groups.
1332 * cgraph.h (cgraph_asm_node): Rename to ...
1333 (asm_node): ... this one.
1334 (cgraph_asm_nodes): Rename to ...
1335 (asm_nodes): ... this one.
1336 (symtab_add_to_same_comdat_group): New function.
1337 (symtab_dissolve_same_comdat_group_list): New function.
1338 (symtab_used_from_object_file_p): Declare.
1339 (symtab_make_decl_local): Declare.
1340 (cgraph_add_to_same_comdat_group): Remove.
1341 (cgraph_add_asm_node): Remove.
1342 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1344 (cgraph_finalize_compilation_unit): Rename to ...
1345 (finalize_compilation_unit): ... this one.
1346 (cgraph_optimize): Rename to ....
1347 (compile): ... this one.
1348 (add_asm_node): Declare.
1349 (fixup_same_cpp_alias_visibility): Declare.
1350 (cgraph_make_decl_local): Remove.
1351 (varpool_assemble_pending_decls): Rename to ...
1352 (varpool_output_variables): ... this one.
1353 (varpool_remove_unreferenced_decls): Remove.
1354 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1355 (preserve_function_body_p): Make static.
1356 * toplev.c (compile_file): Update comments; update.
1357 * cgraphunit.c: Update comments.
1358 (cgraph_expand_all_functions): Rename to ...
1359 (expand_all_functions): ... this one; update.
1360 (cgraph_mark_functions_to_output): Rename to ...
1361 (mark_functions_to_output): ... this one; cleanup.
1362 (cgraph_output_pending_asms): Remove prototype.
1363 (asm_nodes, asm_last_node): New static vars.
1364 (cgraph_process_new_functions): Update.
1365 (cgraph_reset_node): Cleanup; add comment.
1366 (cgraph_add_new_function): Update.
1367 (cgraph_output_pending_asms): Rename to ...
1368 (output_asm_statements): ... this one.
1369 (add_asm_node): New function.
1370 (fixup_same_cpp_alias_visibility): New function based on code
1371 in cgraph_analyze_function.
1372 (cgraph_analyze_function): Use it.
1373 (cgraph_order_sort): Update.
1374 (cgraph_output_in_order): Update.
1375 (cgraph_function_versioning): Update.
1376 (cgraph_optimize): Rename to ...
1377 (compile): ... this one; initialize streamer hooks here.
1378 (cgraph_finalize_compilation_unit): Rename to ...
1379 (finalize_compilation_unit): ... this one; do not initialize streamer
1381 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1382 * dwarf2out.c: Update ocmment.
1383 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1384 * method.c (use_thunk): Likewise.
1385 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1386 * decl2.c (maybe_emit_vtables): Likewise.
1387 (cp_write_global_declarations): Use finalize_compilation_unit.
1388 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1389 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1390 * c-decl.c (c_write_global_declarations): Use
1391 finalize_compilation_unit.
1392 * langhooks.c (write_global_declarations): Update.
1393 * ipa.c (cgraph_externally_visible_p): Update.
1394 (dissolve_same_comdat_group_list): Remove.
1395 (function_and_variable_visibility): Update.
1396 * symtab.c: Inlcude lto-streamer.h and rtl.h
1397 (ld_plugin_symbol_resolution_names): New.
1398 (symtab_add_to_same_comdat_group): New.
1399 (symtab_dissolve_same_comdat_group_list): New.
1400 (resolution_used_from_other_file_p): Move here from cgraph.c
1401 (symtab_used_from_object_file_p): New.
1402 (symtab_make_decl_local): New.
1403 * passes.c (register_pass): Update comments.
1404 * c-parser.c (c_parser_asm_definition): Update.
1405 * varpool.c (varpool_analyze_node): Use
1406 fixup_same_cpp_alias_visibility.
1407 (varpool_remove_unreferenced_decls): Make static.
1408 (varpool_assemble_pending_decls): Rename to ...
1409 (varpool_output_variables): ... this one; call
1410 varpool_remove_unreferenced_decls.
1411 (varpool_used_from_object_file_p): Remove.
1413 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1416 * c-typeck.c (build_array_ref): Call
1417 convert_vector_to_pointer_for_subscript.
1418 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1420 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1423 to compile-time "mode == <MODE>mode" checks.
1424 (and splitter): Ditto.
1426 2012-04-30 Richard Henderson <rth@redhat.com>
1428 * config/arm/arm.md (UNSPEC_LL): New.
1429 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1430 (arm_load_exclusivedi): Use %H0.
1432 2012-04-30 Jason Merrill <jason@redhat.com>
1434 * dwarf2out.c (comdat_symbol_id): Add const.
1435 (union die_symbol_or_type_node): Add const to die_symbol.
1436 (output_die_symbol, output_die, output_comp_unit): Adjust.
1438 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1440 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1441 * config/arm/neon.md (negdi2_neon): New insn.
1442 Also add splitters for core and NEON registers.
1444 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1446 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1447 (arm_print_operand): Add 'x' format.
1448 * config/arm/constraints.md (Dn): Allow const_int.
1449 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1450 Use 'x' format to print constants.
1451 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1452 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1454 (movdi_vfp_cortexa8): Likewise.
1456 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1457 Sameera Deshpande <sameera.deshpande@arm.com>
1458 Greta Yorsh <greta.yorsh@arm.com>
1460 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1461 * config/arm/arm.c (ldm_stm_operation_p): New function.
1462 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1463 (store_multiple_operation): Likewise.
1465 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1466 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1467 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1468 (store_multiple_operation): Likewise.
1470 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/i386.md (and<mode>3): Expand masking operations with
1473 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1474 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1476 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1478 Add -Wvarargs option
1479 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1480 argument for the various warning_at calls.
1481 * docs/invoke.texi: Update the documentation.
1483 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1485 Switch -ftrack-macro-expansion=2 on by default.
1486 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1489 Fix va_start related location
1490 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1491 location in real source code.
1493 Make conversion warnings work on NULL with -ftrack-macro-expansion
1494 * input.h (expansion_point_location_if_in_system_header): Declare
1496 * input.c (expansion_point_location_if_in_system_header): Define it.
1498 Fix -Wuninitialized for -ftrack-macro-expansion
1499 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1500 declaration. Use linemap_location_before_p for source locations.
1502 Strip "<built-in>" loc from displayed expansion context
1503 * input.c (expand_location_1): When expanding to spelling location
1504 in a context of a macro expansion, skip reserved system header
1505 locations. Update comments. * tree-diagnostic.c
1506 (maybe_unwind_expanded_macro_loc): Likewise.
1508 Make expand_location resolve to locus in main source file
1509 * input.c (expand_location_1): New. Takes a parameter to choose
1510 whether to resolve the location to spelling or expansion point.
1511 Was factorized from ...
1512 (expand_location): ... here.
1513 (expand_location_to_spelling_point): New. Implemented in terms of
1515 * diagnostic.c (diagnostic_build_prefix): Use the new
1516 expand_location_to_spelling_point instead of expand_location.
1518 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1519 * gengtype.c (write_types_process_field): Force second argument of
1520 the call to the PCH object hierarchy walker to be 'x'.
1522 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1524 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1525 predicate to discriminate types.
1527 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1529 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1530 alias of Wsuggest-attribute=format.
1531 * c-typeck.c (convert_for_assignment): Replace
1532 Wmissing-format-attribute with Wsuggest-attribute=format.
1533 (digest_init): Likewise.
1535 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1537 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1538 * common.opt (Wmissing-noreturn): Alias of
1539 -Wsuggest-attribute=noreturn.
1541 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1544 * config/cris/cris.md (andqu): New peephole2.
1545 (andu): Tweak head comment.
1547 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1548 Steven Bosscher <steven@gcc.gnu.org>
1549 Maxim Kuvyrkov <maxim@codesourcery.com>
1551 PR tree-optimization/38785
1552 * common.opt (ftree-partial-pre): New option.
1553 * doc/invoke.texi: Document it.
1554 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1555 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1557 (execute_pre): Use flag_tree_partial_pre.
1559 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1562 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1565 2012-04-27 Ollie Wild <aaw@google.com>
1567 * doc/invoke.texi (Wliteral-suffix): Document new option.
1569 2012-04-27 Tom Tromey <tromey@redhat.com>
1571 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1572 (dwarf_tag_name): Use get_DW_TAG_name.
1573 (dwarf_attr_name): Use get_DW_AT_name.
1574 (dwarf_form_name): Use get_DW_FORM_name.
1575 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1577 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1579 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1580 arguments are -1 and 0, by negating the result of the conditional.
1582 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1585 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1587 2012-04-27 Richard Guenther <rguenther@suse.de>
1589 * tree-flow.h (is_hidden_global_store): Remove.
1590 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1591 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1592 (stmt_may_clobber_global_p): Likewise.
1593 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1594 (stmt_may_clobber_global_p): Likewise.
1595 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1596 stmt_may_clobber_global_p.
1597 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1599 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1601 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1604 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1605 reorganize some fields and update comments. Rename bit_test_uniq
1606 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1607 (collect_switch_conv_info): New function, collects info about a
1608 GIMPLE_SWITCH into a struct switch_conv_info.
1609 (check_range): Simplify to use pre-recorded info. Fix think-o in
1610 range-branch ratio check.
1611 (check_process_case): Remove function.
1612 (check_all_empty_except_final): New function, verifies that all
1613 non-final basic blocks are empty.
1614 (process_switch): Simplify to use pre-recorded info. Call
1615 collect_switch_conv_info to do that. Assert that degenerate switch
1616 statements have been cleaned up.
1618 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1621 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1623 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1626 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1628 2012-04-27 Tom de Vries <tom@codesourcery.com>
1630 PR tree-optimization/51879
1631 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1632 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1634 (defs_to_varying): ... here. Don't set use_processed.
1635 (visit_reference_op_call): Handle gimple_vdef.
1636 Handle case that lhs is NULL_TREE.
1637 (visit_use): Use mark_use_processed. Handle calls with side-effect
1638 using visit_reference_op_call.
1640 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1642 * sched-deps.c (fixup_sched_groups): Rename to...
1643 (chain_to_prev_insn): ...this.
1644 (chain_to_prev_insn_p): New function.
1645 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1647 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1649 * sched-int.h (_haifa_insn_data): Move priority_status.
1651 (INSN_MODEL_INDEX): New macro.
1652 * haifa-sched.c (insn_delay): New function.
1653 (sched_regno_pressure_class): Update commentary.
1654 (mark_regno_birth_or_death): Pass the liveness bitmap and
1655 pressure array as arguments, instead of using curr_reg_live and
1656 curr_reg_pressure. Only update the pressure if the bit in the
1657 liveness set has changed.
1658 (initiate_reg_pressure_info): Always trust the live-in set for
1659 SCHED_PRESSURE_MODEL.
1660 (initiate_bb_reg_pressure_info): Update call to
1661 mark_regno_birth_or_death.
1662 (dep_list_size): Take the list as argument.
1663 (calculate_reg_deaths): New function, extracted from...
1664 (setup_insn_reg_pressure_info): ...here.
1665 (MODEL_BAR): New macro.
1666 (model_pressure_data, model_insn_info, model_pressure_limit)
1667 (model_pressure_group): New structures.
1668 (model_schedule, model_worklist, model_insns, model_num_insns)
1669 (model_curr_point, model_before_pressure, model_next_priority):
1671 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1672 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1673 (model_index, model_update_limit_points_in_group): New functions.
1674 (model_update_limit_points, model_last_use_except): Likewise.
1675 (model_start_update_pressure, model_update_pressure): Likewise.
1676 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1677 (model_excess_cost, model_dump_pressure_points): Likewise.
1678 (model_set_excess_costs): Likewise.
1679 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1680 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1681 schedule as an alternative tie-breaker. Update the call to
1683 (ready_sort): Call model_set_excess_costs.
1684 (update_register_pressure): Update call to mark_regno_birth_or_death.
1685 Rely on that function to check liveness rather than doing it here.
1686 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1687 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1688 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1689 (model_record_pressure, model_record_pressures): New functions.
1690 (model_record_final_pressures, model_add_successors_to_worklist)
1691 (model_promote_predecessors, model_choose_insn): Likewise.
1692 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1693 (model_start_schedule, model_finalize_pressure_group): Likewise.
1694 (model_end_schedule): Likewise.
1695 (schedule_insn): Say when we're scheduling the next instruction
1696 in the model schedule.
1697 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1698 (queue_to_ready): Do not add instructions that are
1699 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1700 Always allow the next instruction in the model schedule to be added.
1701 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1702 and delay for SCHED_PRESSURE_MODEL too.
1703 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1704 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1705 (schedule_block): Call model_start_schedule and model_end_schedule.
1706 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1707 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1708 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1710 (sched_finish): Update accordingly.
1711 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1712 to SCHED_PRESSURE_MODEL.
1713 (add_jump_dependencies): Update call to dep_list_size.
1714 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1715 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1716 to SCHED_PRESSURE_MODEL.
1717 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1718 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1719 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1720 handling to SCHED_PRESSURE_MODEL.
1722 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1724 * common.opt (fsched-pressure-algorithm=): New option.
1725 * flag-types.h (sched_pressure_algorithm): New enum.
1726 * sched-int.h (sched_pressure_p): Replace with...
1727 (sched_pressure): ...this new variable.
1728 * haifa-sched.c (sched_pressure_p): Replace with...
1729 (sched_pressure): ...this new variable.
1730 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1731 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1732 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1733 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1734 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1735 (sched_analyze_insn): Likewise.
1736 * sched-rgn.c (schedule_region): Likewise.
1737 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1739 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1741 * PR middle-end/52997
1742 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1745 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1746 * expr.c (convert_move): Honor unsignedp when extending partial int
1748 * genmodes.c (complete_mode): Don't clear component field of partial
1750 (emit_mode_inner): Don't emit it however.
1751 (calc_wider_mode): Partial int modes widen to their component.
1753 2012-04-26 David S. Miller <davem@davemloft.net>
1755 * config/sparc/niagara4.md: New file.
1756 * config/sparc/sparc.md: Include it.
1757 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1758 (sparc_option_override): Use it.
1759 (sparc_use_sched_lookahead): Return 2 for niagara4.
1760 (sparc_issue_rate): Likewise.
1762 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1763 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1764 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1765 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1766 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1767 alignaddrldi_vis): Set type to gsr.
1768 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1769 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1770 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1771 v<vis3_shift_patname><mode>3, fmean16_vis,
1772 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1773 fucmp<code>8<P:mode>_vis): Set type to fga.
1774 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1775 * config/sparc/niagara.md: Likewise.
1776 * config/sparc/niagara2.md: Likewise.
1777 * config/sparc/ultra3.md: Likewise, and fix type matching for
1778 us3_ialuX reservation.
1780 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1782 * reload.c (find_reloads): Change the loop nesting when trying an
1783 alternative with swapped operands.
1785 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1787 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1788 comment. Delete unused parameter first_exp_point_map.
1789 (virt_loc_aware_diagnostic_finalizer): Update call.
1791 2012-04-26 Michael Hope <michael.hope@linaro.org>
1792 Richard Earnshaw <rearnsha@arm.com>
1794 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1795 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1796 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1797 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1799 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1801 * doc/extend.texi: Document avx2 support.
1802 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1804 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1807 * config/cris/cris.md ("*andhi_lowpart_v32")
1808 ("*andqi_lowpart_v32"): Change first input-only operand from
1809 a (match_operand ...) to (match_dup 0). Drop alternatives with
1810 const_int-matching constraints for redundancy.
1811 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1812 three-operand alternative.
1814 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1817 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1818 instead expand it as zero extension.
1820 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1823 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1825 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1827 * common.opt (flag_debug_types_section): Default to 0.
1828 (dwarf_version): Default to 4.
1829 (dwarf_record_gcc_switches): Default to 1.
1830 (dwarf_strict): Default to 0.
1831 * toplev.c (process_options): Don't handle dwarf_strict
1832 or dwarf_version here.
1833 * config/vxworks.c (vxworks_override_options): Don't
1834 test whether dwarf_strict or dwarf_version are negative,
1835 instead test !global_options_set.x_dwarf_*.
1836 * config/darwin.c (darwin_override_options): Default to
1838 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1839 and -fno-debug-types-section are now the default.
1841 2012-04-25 Jan Hubicka <jh@suse.cz>
1843 * cgraphunit.c: Update toplevel comment.
1844 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1845 (cgraph_analyze_function): Make static.
1846 (cgraph_decide_is_function_needed): Make static.
1847 (cgraph_add_new_function): Use expand_function instead of
1848 rest_of_compilation.
1849 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1850 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1852 (cgraph_inline_p): Remove.
1853 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1854 (init_cgraph): Add comment.
1855 * cgraphbuild.c (record_reference, mark_address, mark_load,
1856 mark_store): Do not call analyze_expr hook.
1857 * cgraph.c: Update toplevel comment.
1858 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1859 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1860 Move fere from cgraphunit.c
1861 (cgraph_mark_force_output_node): Move to cgraph.h
1862 * cgraph.h: Reorder so the comments match the function placement.
1863 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1864 (cgraph_mark_force_output_node): Move here from cgraph.c
1865 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1866 * ipa-inline-transform.c (preserve_function_body_p): New function.
1867 (inline_transform): Update.
1868 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1869 * langhooks.h (lang_hooks_for_callgraph): Remove.
1870 (lang_hooks): Remove callgraph.
1871 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1872 * varpool.c: Remove out of date comment.
1873 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1874 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1876 2012-04-25 Jan Hubicka <jh@suse.cz>
1879 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1880 forward declaration.
1881 (cgraph_finalize_function): Finalize them here.
1882 * symtab.c (dump_symtab): Dump ctors and dtors.
1884 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1887 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1888 larger than maxbits. Don't compute maxbits modulo align.
1889 Also check that unit bytes long store at bitpos / unit * unit
1890 doesn't affect bits beyond bitregion_end.
1891 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1892 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1893 (store_split_bit_field): Decrease unit close to end of bitregion_end
1894 if access is restricted in order to avoid mutual recursion.
1896 PR tree-optimization/53058
1897 * double-int.h (double_int_max_value, double_int_min_value): New
1899 * double-int.c (double_int_max_value, double_int_min_value): New
1901 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1902 or GT_EXPR with double_int_max_value instead of double_int_mask.
1904 2012-04-25 Richard Guenther <rguenther@suse.de>
1906 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1907 * tree-vect-loop.c (vect_transform_loop): Adjust.
1908 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1909 the maximum number of iterations for the epilogue loop.
1910 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1912 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1915 * c-typeck.c (set_nonincremental_init,
1916 set_nonincremental_init_from_string): Pass true instead of false
1917 as IMPLICIT to add_pending_init.
1919 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1921 * c-typeck.c (pop_init_level): Improve diagnostics.
1923 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1925 * compare-elim.c (try_eliminate_compare): Also handle operands with
1926 implicit extensions.
1928 2012-04-25 Alan Modra <amodra@gmail.com>
1930 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1931 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1932 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1933 (no_global_regs_above): Delete.
1934 (no_global_regs): New function.
1935 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1936 value for load multiple test.
1937 (savres_routine_syms): Increase size.
1938 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1939 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1940 rather than a number of boolean flags. Update all callers.
1941 (rs6000_savres_routine_name): Generate vector save/restore names.
1942 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1943 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1944 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1945 and using_store_multiple. Expand uses. Don't always use r11 as
1946 frame reg when needed for out-of-line saves. Set up initial offset
1947 for out-of-line vector saves when buying stack frame. Handle pointer
1948 reg setup for out-of-line fp save. Emit call to out-of-line vector
1949 save function. Choose r11 or r12 for vrsave reg when available for
1951 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1952 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1953 from back-chain to suit out-of-line vector restore functions. Emit
1954 call to out-of-line vector restore function. Adjust register used
1955 for cr restore. Tweak pointer register setup for gpr restore.
1956 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1958 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1959 (V_SAVE_INLINE): Define.
1960 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1962 2012-04-25 Alan Modra <amodra@gmail.com>
1964 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1965 out-of-line save/restore for large frames. Don't disable
1966 out-of-line saves on ABI_AIX when using static chain reg.
1967 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1968 clobber static chain reg, and tweak for out-of-line gpr saves
1971 2012-04-25 Alan Modra <amodra@gmail.com>
1973 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
1974 (rs6000_emit_prologue): Use the above to catch register overlap.
1976 2012-04-25 Alan Modra <amodra@gmail.com>
1978 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
1979 decl. Move logic selecting update reg to callers. Update all callers.
1980 (rs6000_emit_allocate_stack): Add copy_off param.
1981 (emit_frame_save): Don't handle reg+reg addressing.
1982 (ptr_regno_for_savres): New function, extracted from..
1983 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
1984 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
1985 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
1986 frame offset adjustment for out-of-line save with copy from sp.
1987 Simplify condition controlling whether cr is saved early or
1988 late. Use ptr_regno_for_savres to verify correct reg is set
1989 up for out-of-line saves. Pass the actual pointer reg used to
1990 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
1991 function. Rearrange spe vars so code is similar to that
1992 elsewhere in this function. Don't update frame_off when spe
1993 save code will restore r11. Use emit_frame_save for spe and
1994 gpr saves. Consolidate darwin out-of-line gpr setup with that
1995 for other abis. Don't assume frame_offset is zero and frame
1996 reg is sp when setting up altivec reg saves, and calculate
1997 exact offset requirement.
1998 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
1999 spe restore code. Consolidate darwin out-of-line gpr setup
2000 with that for other abis.
2002 2012-04-25 Alan Modra <amodra@gmail.com>
2004 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2005 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2007 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2009 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2010 and emit_frame_save calls. Cope with possibly missing note.
2012 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2014 * config/i386/i386.c (build_processor_model_struct): New function.
2015 (make_var_decl): New function.
2016 (fold_builtin_cpu): New function.
2017 (ix86_fold_builtin): New function.
2018 (make_cpu_type_builtin): New function.
2019 (ix86_init_platform_type_builtins): New function.
2020 (ix86_expand_builtin): Expand new builtins by folding them.
2021 (ix86_init_builtins): Make new builtins to detect CPU type.
2022 (TARGET_FOLD_BUILTIN): New macro.
2023 (IX86_BUILTIN_CPU_INIT): New enum value.
2024 (IX86_BUILTIN_CPU_IS): New enum value.
2025 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2026 * config/i386/i386-builtin-types.def: New function type.
2027 * testsuite/gcc.target/builtin_target.c: New testcase.
2028 * doc/extend.texi: Document builtins.
2030 2012-04-24 Olivier Hainque <hainque@adacore.com>
2032 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2033 * toplev.c (process_options): Default to dwarf_version 2.
2034 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2035 and dwarf_version 2.
2037 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * tree-pretty-print.h (default_tree_printer): Do not declare.
2040 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2042 (default_tree_diagnostic_starter): Make static.
2043 (default_tree_printer): Move to here. Make static.
2044 (tree_diagnostics_defaults): New.
2045 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2046 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2047 * toplev.c: Do not include tree-pass.h.
2048 (default_tree_printer): Move from here.
2049 (general_init): Use tree_diagnostics_defaults.
2051 2012-04-24 Chao-ying Fu <fu@mips.com>
2053 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2054 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2055 * config/mips/gnu-user.h
2056 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2057 (GNU_USER_TARGET_LINK_SPEC): New define.
2058 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2059 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2060 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2061 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2062 GNU_USER_TARGET_ENDFILE_SPEC.
2063 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2064 (GNU_USER_TARGET_LINK_SPEC): New define.
2065 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2066 * config/mips/linux-common.h: New file.
2068 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2071 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2072 (altivec_build_resolved_builtin): Call fully_fold_convert.
2074 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2077 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2079 2012-04-24 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/53085
2082 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2085 2012-04-24 Richard Guenther <rguenther@suse.de>
2087 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2090 2012-04-24 Jim Meyering <meyering@redhat.com>
2092 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2093 absence of an define_enum call.
2095 2012-04-24 Richard Guenther <rguenther@suse.de>
2097 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2098 the epilogue loop is not re-used as unvectorized version
2099 record the its maximum number of iterations.
2101 2012-04-24 Andrew Pinski <apinski@cavium.com>
2103 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2104 Don't directly use def1/def2.
2106 2012-04-24 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/53098
2109 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2112 2012-04-24 Andrew Pinski <apinski@cavium.com>
2115 * tree-ssa-forwprop.c (defcodefor_name): New function.
2116 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2117 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2118 Simplify "(~X | Y) & X" to "X & Y" and
2119 "(~X & Y) | X" to "X | Y".
2121 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2123 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2124 validate_change to add clobbers if IN_GROUP is nonzero.
2125 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2126 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2128 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2130 * config/s390/s390.c (insn_invalid_p): Likewise.
2132 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2135 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2136 (output_addressed_constants): Likewise.
2139 * varasm.c (get_section): Don't ICE for section conflicts with
2140 built-in section kinds.
2142 2012-04-23 DJ Delorie <dj@redhat.com>
2144 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2145 (LIBSTDCXX): Change to CPP2.
2147 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2150 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2153 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2156 (*addsi_2_zext): Ditto.
2157 (*add<mode>_3): Ditto.
2158 (*addsi_3_zext): Ditto.
2159 (*add<mode>_5): Ditto.
2161 2012-04-23 Andrew Pinski <apinski@cavium.com>
2163 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2164 (C & B) to (A OP0) & B.
2166 2012-04-23 Martin Jambor <mjambor@suse.cz>
2168 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2169 temporaries created for a bitfield (reverting revision 122014).
2171 2012-04-23 Richard Guenther <rguenther@suse.de>
2173 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2174 the condition using is_gimple_condexpr and avoid the not necessary
2176 (set_prologue_iterations): Likewise.
2177 (vect_loop_versioning): Likewise.
2179 2012-04-23 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/53070
2182 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2183 (main_tree_if_conversion): Verify we succeeded in that.
2185 2012-04-23 Jan Hubicka <jh@suse.cz>
2187 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2188 mark_reahcable_node.
2189 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2190 (cgraph_mark_reachable_node): Remove.
2191 (cgraph_mark_force_output_node): Do not set reachable.
2192 (dump_cgraph_node): Do not dump reachable.
2193 (cgraph_create_virtual_clone): Do not set reachable.
2194 * cgraph.h (cgraph_node): Remove reachable flag.
2195 (varpool_node): Remove reachable flag.
2196 (cgraph_mark_if_needed): Remove.
2197 (cgraph_mark_reachable_node): Remove.
2198 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2199 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2201 (cgraph_add_new_function): Likewise.
2202 (cgraph_mark_if_needed): Remove.
2203 (cgraph_analyze_function): Do not set target as reachable.
2204 (process_function_and_variable_attributes): Do not care about
2206 (cgraph_analyze_functions): Do not set reachable flags.
2207 (cgraph_mark_functions_to_output): Do not check reachability.
2208 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2209 (dbxout_expand_expr): Update.
2210 * c-decl.c (merge_decls): Do not track changed externs.
2211 * ipa.c: Include pointer-set.h
2212 (enqueue_cgraph_node): Use reachable pointer set.
2213 (process_references): Likewise.
2214 (cgraph_remove_unreachable_nodes): Likewise.
2215 (whole_program_function_and_variable_visibility): Do not recompute
2217 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2219 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2221 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2223 2012-04-23 Richard Guenther <rguenther@suse.de>
2226 * c-typeck.c (build_binary_op): Fix typo.
2228 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2230 PR tree-optimizations/52891
2231 * tree-vect-patterns.c (adjust_bool_pattern): Use
2232 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2233 but with non-standard precision.
2235 2012-04-22 Jan Hubicka <jh@suse.cz>
2237 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2240 2012-04-22 Jan Hubicka <jh@suse.cz>
2242 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2243 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2244 mark_load, mark_store): Do not mark varpool nodes as needed.
2245 * cgraph.c (cgraph_new_nodes): Remove.
2246 (cgraph_create_function_alias): Do not mark nodes as reachable.
2247 (cgraph_add_thunk): Likewise.
2248 (cgraph_mark_reachable_node): Do not manage the queue.
2249 * cgraph.h (cgraph_node): Remove next_needed.
2250 (varpool_nodes_queue): Remove next_needed and prev_needed.
2251 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2252 (cgraph_new_nodes): Declare.
2253 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2254 (varpool_analyze_pending_decls): Remove.
2255 (varpool_analyze_node): New.
2256 (varpool_mark_needed_node): Remove.
2257 (varpool_first_variable, varpool_next_variable): New inlines.
2258 (varpool_first_static_initializer, varpool_next_static_initializer):
2260 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2261 (varpool_first_defined_variable): New inline.
2262 (varpool_next_defined_variable): New inline
2263 (FOR_EACH_VARIABLE): Reimplement.
2264 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2265 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2267 * cgraphunit.c (cgraph_new_nodes): Declare here.
2268 (enqueue_node): New function.
2269 (cgraph_process_new_functions): update for new
2270 node set; when constructing cgraph enqueue node for processing.
2271 (cgraph_add_new_function): Use new node set.
2272 (process_function_and_variable_attributes): Do not set varpool needed
2274 (referred_to_p): New function.
2275 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2276 when varpool is in construction.
2277 (cgraph_analyze_functions): Rewrite.
2278 (cgraph_expand_all_functions): Update.
2279 (cgraph_output_in_order): Do not analyze pending decls; do not set
2281 (cgraph_optimize): Do not analyze pending decls.
2282 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2283 in other partition; do not mark node as needed.
2284 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2285 (premark_types_used_by_global_vars_helper): Likewise.
2286 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2287 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2289 (function_and_variable_visibility): Do not mark node as needed.
2290 (whole_program_function_and_variable_visibility): Likewise.
2291 * Makefile.in (gt-varpool.h): No longer needed.
2292 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2293 (ipa_write_summaries): Do not use needed flag.
2294 * varpool.c: Do not include gt-varpool.h
2295 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2296 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2297 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2299 (varpool_remove_node): Do not update the lists.
2300 (dump_varpool_node): Do not dump needed flag.
2301 (varpool_enqueue_needed_node): Remove.
2302 (varpool_mark_needed_node): Remove.
2303 (varpool_reset_queue): Remove.
2304 (varpool_finalize_decl): Move to cgraphunit.c
2305 (varpool_analyze_node): New functions based on former
2306 varpool_analyze_pending_decls.
2307 (varpool_analyze_pending_decls): Remove.
2308 (varpool_assemble_decl): Do not update the lists.
2309 (enqueue_node): New function.
2310 (varpool_remove_unreferenced_decls): Rewrite.
2311 (varpool_empty_needed_queue): Remove.
2312 (add_new_static_var): Do not mark node as needed.
2313 (varpool_create_variable_alias): Handle expansion state
2315 * except.c (output_ttype): Do not mark node as needed.
2316 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2317 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2319 * tree-switch-conversion.c (build_one_array): Likewise.
2321 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2324 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2325 * common.opt (Wpedantic): New.
2326 (pedantic): Alias Wpedantic.
2327 * diagnostic.c (warning_at): Likewise.
2328 * c-decl.c (diagnose_mismatched_decls): Likewise.
2329 (build_array_declarator): Likewise.
2330 (mark_forward_parm_decls):
2331 (check_bitfield_type_and_width): Likewise.
2332 (grokdeclarator): Likewise.
2333 (grokfield): Likewise.
2334 (finish_struct): Likewise.
2335 (build_enumerator): Likewise.
2336 (store_parm_decls_oldstyle): Likewise.
2337 (declspecs_add_qual): Likewise.
2338 (declspecs_add_type): Likewise.
2339 (finish_declspecs): Likewise.
2340 * c-typeck.c (composite_type): Likewise.
2341 (comp_target_types): Likewise.
2342 (build_array_ref): Likewise.
2343 (pointer_diff): Likewise.
2344 (build_unary_op): Likewise.
2345 (build_conditional_expr): Likewise.
2346 (build_c_cast): Likewise.
2347 (convert_for_assignment): Likewise.
2348 (maybe_warn_string_init): Likewise.
2349 (digest_init): Likewise.
2350 (pop_init_level): Likewise.
2351 (set_init_index): Likewise.
2352 (c_finish_goto_label): Likewise.
2353 (c_finish_return): Likewise.
2354 (do_case): Likewise.
2355 (build_binary_op): Likewise.
2356 * c-parser.c (static): Likewise.
2357 (c_parser_external_declaration): Likewise.
2358 (c_parser_declaration_or_fndef): Likewise.
2359 (c_parser_static_assert_declaration_no_se): Likewise.
2360 (c_parser_enum_specifier): Likewise.
2361 (c_parser_struct_or_union_specifier): Likewise.
2362 (c_parser_struct_declaration): Likewise.
2363 (c_parser_alignas_specifier): Likewise.
2364 (c_parser_braced_init): Likewise.
2365 (c_parser_initelt): Likewise.
2366 (c_parser_compound_statement_nostart): Likewise.
2367 (c_parser_conditional_expression): Likewise.
2368 (c_parser_alignof_expression): Likewise.
2369 (c_parser_postfix_expression): Likewise.
2370 (c_parser_postfix_expression_after_paren_): Likewise.
2371 (c_parser_objc_class_instance_variables): Likewise.
2372 (c_parser_objc_method_definition): Likewise.
2373 (c_parser_objc_methodprotolist): Likewise.
2375 2012-04-22 Ian Lance Taylor <iant@google.com>
2377 * godump.c (go_output_typedef): Dump size of structs.
2379 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2381 Correcting transform_to_exit_first_loop + fix to PR46886
2382 * tree-parloops.c (transform_to_exit_first_loop): Remove
2383 setting of number of iterations according to the loop pattern.
2384 Duplicate from entry to exit->src instead of loop->latch.
2385 (pallelize_loops): Remove the condition preventing do-while loops.
2386 * tree-cfg.c (bool bb_in_region_p): New.
2387 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2388 Adjust redirection of the duplicated iteration.
2390 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2393 * rtl.def (ADDRESS): Use "i" rather than "w".
2394 * rtl.h (find_base_term): Delete.
2395 (may_be_sp_based_p): Declare.
2396 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2397 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2398 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2400 (find_base_term): Make static.
2401 (may_be_sp_based_p): New function.
2402 * dse.c (record_store): Use it.
2403 * store-motion.c (store_killed_in_insn): Likewise.
2405 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2407 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2409 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2412 * c-typeck.c (inform_declaration): New.
2413 (build_function_call_vec): Do not pretty-print
2414 expressions when caret is enabled.
2415 (convert_arguments): Use inform_declaration.
2417 2012-04-20 Jim Meyering <meyering@redhat.com>
2419 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2420 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2422 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2424 PR rtl-optimization/44214
2425 * fold-const.c (exact_inverse): New function.
2426 (fold_binary_loc): Fold vector and complex division by constant into
2427 multiply by recripocal with flag_reciprocal_math; fold vector division
2428 by constant into multiply by reciprocal with exact inverse.
2430 2012-04-20 Jan Hubicka <jh@suse.cz>
2432 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2434 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2435 (cgraph_remove_node): Update.
2436 (cgraph_mark_needed_node): Remove.
2437 (cgraph_mark_force_output_node): New.
2438 (dump_cgraph_node): Do not dump needed flag.
2439 (cgraph_node_cannot_be_local_p_1): Update.
2440 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2441 * cgraph.h (symtab_node_base): Add force_output flag.
2442 (cgraph_node): Remove needed flag.
2443 (varpool_node): Remove force_output flag.
2444 (cgraph_mark_needed_node): Remove.
2445 (cgraph_mark_force_output_node): New.
2446 (cgraph_only_called_directly_or_aliased_p,
2447 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2448 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2449 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2450 (cgraph_add_new_function): Update.
2451 (cgraph_mark_if_needed): Update.
2452 (verify_cgraph_node): Update.
2453 (cgraph_analyze_function): Alias target is reachable.
2454 (process_function_and_variable_attributes): Update: externally_visible
2455 flag makes function reachable.
2456 (cgraph_analyze_functions): Update dumping.
2457 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2458 input_overwrite_node, input_varpool_node): Update streaming.
2459 * lto-streamer-out.c (produce_symtab): Use force_output.
2460 * ipa.c (process_references): Weakrefs must be processed.
2461 (cgraph_remove_unreachable_nodes): Likewise; update for new
2463 (varpool_externally_visible_p): Weakrefs are externally visible
2464 even if they are not.
2465 (function_and_variable_visibility): Update; when processing alias
2466 pair force the targets to be output.
2467 (whole_program_function_and_variable_visility): Use
2468 mark_reachable_node.
2469 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2470 (ipa_tm_mark_force_output_node): New function.
2471 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2472 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2474 * varasm.c (mark_decl_referenced): Update.
2475 (find_decl_and_mark_needed): Remove.
2476 (find_decl): New function.
2477 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2478 alias targets as needed.
2479 (dump_tm_clone_pairs): Update.
2480 * tree-inline.c (copy_bb): Update check.
2481 * symtab.c (dump_symtab_base): Dump force_output.
2482 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2483 * passes.c (execute_todo): Fix dumping.
2484 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2485 (varpool_analyze_pending_decls): Alias target is reachable.
2486 (varpool_create_variable_alias): Finalize weakrefs.
2488 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2491 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2492 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2493 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2494 macros instead of constants.
2495 * dse.c (record_store): Check for SP ADDRESS by comparing
2496 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2497 XEXP to be stack_pointer_rtx.
2499 2012-04-20 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2502 update_call_from_tree when propagating into a call.
2504 2012-04-20 Alan Modra <amodra@gmail.com>
2506 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2507 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2508 sp_offset to frame_off. Move world save code earlier.
2510 2012-04-20 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/53050
2513 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2514 Do only one transform on COND_EXPRs at the same time.
2516 2012-04-19 Jan Hubicka <jh@suse.cz>
2518 * symtab.c (dump_symtab_base): Revert accidental checkin.
2520 2012-04-20 Alan Modra <amodra@gmail.com>
2523 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2524 static chain, set REST_INLINE_FPRS too.
2526 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2528 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2531 2012-04-20 Richard Guenther <rguenther@suse.de>
2533 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2534 loops that can never run more often than the vectorization factor.
2536 2012-04-19 Jan Hubicka <jh@suse.cz>
2538 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2540 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2542 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2544 2012-04-19 Jim Meyering <meyering@redhat.com>
2546 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2547 We verified above that the string(including trailing NUL) fits in buf,
2550 2012-04-19 Richard Guenther <rguenther@suse.de>
2552 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2553 for dumping DECL_SECTION_NAME.
2555 2012-04-19 Michael Matz <matz@suse.de>
2558 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2559 (struct tree_vector): Adjust GTY length.
2560 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2562 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2564 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2565 caller emitted the length calulation already.
2566 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2567 before handling any of the fields for structs.
2569 2012-04-19 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/53031
2572 * tree-vrp.c (adjust_range_with_scev): Revert back to
2573 using max_loop_iterations.
2575 2012-04-19 Michael Matz <matz@suse.de>
2577 * diagnostic.c (emit_diagnostic): Move va_end call after user
2579 (warning, warning_at, pedwarn, permerror): Ditto.
2581 2012-04-19 Richard Guenther <rguenther@suse.de>
2583 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2586 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2589 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2590 the case *(X+const).
2592 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2594 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2596 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2599 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2600 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2602 2012-04-19 Richard Guenther <rguenther@suse.de>
2604 PR rtl-optimization/44688
2605 * loop-iv.c (determine_max_iter): Only return max_iter.
2606 (iv_number_of_iterations): Also use the recorded loop bound
2607 on the maximum number of iterations.
2608 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2609 max_iter to avoid unrolling loops that do not roll.
2610 (decide_unroll_stupid): Likewise.
2612 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2614 * targhooks.c (default_case_values_threshold): Fix code style nit.
2616 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2617 case range and type folding from here...
2618 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2619 type, as documented in tree.def.
2621 2012-04-18 Jan Hubicka <jh@suse.cz>
2623 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2625 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2626 cgraph hash and same comdat groups.
2627 (cgraph_optimize): Verify symbol table.
2628 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2629 (dissolve_same_comdat_group_list): Work on symtab nodes.
2630 (function_and_variable_visibility): Dissolve variable same comdat group
2632 * symtab.c: Include timevar.h
2633 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2635 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2637 * tree-switch-conversion.c (info): Remove global pass info.
2638 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2639 free_temp_arrays, gather_default_values, build_constructors,
2640 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2641 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2642 (process_switch): ... here. Unify message format. Return a const
2643 char pointer to the failure reason message.
2644 (do_switchconv): Unify message format. Update process_switch usage.
2646 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2647 * tree-cfg.c (edge_to_cases): Fix documentation.
2649 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2651 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2653 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2655 PR tree-optimization/52976
2656 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2657 (possibly_move_powi): New function.
2658 (rewrite_expr_tree): Call possibly_move_powi.
2659 (rewrite_expr_tree_parallel): Likewise.
2660 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2661 call add_to_ops_vec instead.
2663 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2665 PR tree-optimization/52976
2666 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2667 (decrement_power): Likewise.
2668 (propagate_op_to_single_use): Likewise.
2669 (zero_one_operation): Handle __builtin_pow* calls in linearized
2670 expression trees; factor logic into propagate_op_to_single_use.
2671 (undistribute_ops_list): Allow operands with repeat counts > 1.
2673 2012-04-18 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/44688
2676 * cfgloop.h (record_niter_bound): Declare.
2677 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2678 Update the estimation with the upper bound here...
2679 (estimate_numbers_of_iterations_loop): ... instead of here.
2680 Do not forcefully reset a recorded upper bound.
2681 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2682 Record the maximum number of loop iterations of the prologue loop.
2684 2012-04-18 Jan Hubicka <jh@suse.cz>
2686 * lto-symtab.c (lto_cgraph_replace_node): Update.
2687 * cgraphbuild.c (record_reference, record_type_list,
2688 record_eh_tables, mark_address, mark_load, mark_store): Update.
2689 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2690 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2692 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2693 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2694 * reload.c: Fix typo in comment.
2695 * rtlanal.c: Likewise.
2696 * tree-emultls.c (gen_emutls_addr): Update.
2697 * ipa-reference.c (analyze_function): Update.
2698 * cgraphunit.c (cgraph_analyze_function,
2699 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2701 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2702 (ipa_remove_reference): Likewise.
2703 (ipa_remove_all_refering): Rename to ...
2704 (ipa_remove_all_referring): ... this one; update.
2705 (ipa_dump_references): Update.
2706 (ipa_dump_referring): Update.
2707 (ipa_clone_references): Update.
2708 (ipa_clone_refering): Rename to ...
2709 (ipa_clone_referring): ... this one; update.
2710 (ipa_ref_cannot_lead_to_return): Update.
2711 (ipa_ref_has_aliases_p): Update.
2712 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2714 (ipa_ref_type): Remove.
2715 (ipa_ref_ptr_u): Remove.
2716 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2717 and refered_type; add referring, referred and referred_index.
2718 (ipa_ref_list): Rename refering to referring.
2719 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2720 ipa_clone_references, ipa_clone_referring): Update prototypes.
2721 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2722 (lto_output_ref): Update.
2723 (add_references): Update.
2724 (input_varpool_node): Update.
2725 (input_refs): Update.
2726 * ipa-ref-inline.h (ipa_ref_node): Update.
2727 (ipa_ref_varpool_node): Update.
2728 (ipa_ref_referring_node): Update.
2729 (ipa_ref_referring_varpool_node): Update.
2730 (ipa_ref_referring_ref_list): Update.
2731 (ipa_ref_referred_ref_list): Update.
2732 (ipa_ref_list_first_referring): Update.
2733 (ipa_empty_ref_list): Update.
2734 (ipa_ref_list_refering_iterate): Rename to ...
2735 (ipa_ref_list_referring_iterate): ... this one.
2736 * cse.c: Update comment.
2737 * ipa-utils.c (ipa_reverse_postorder): Update.
2738 * tree-ssa-alias.c: Update.
2739 * ipa-inline.c (reset_edge_caches): Update.
2740 (update_caller_keys): Update.
2741 * ipa-inline.h: Update comments.
2742 * jump.c: Update comment.
2743 * alias.c: Likewise.
2744 * ipa.c (process_references): Update.
2745 (cgraph_remove_unreachable_nodes): Likewise.
2746 (ipa_discover_readonly_nonaddressable_var): Likewise.
2747 (cgraph_address_taken_from_non_vtable_p): Likewise.
2748 * trans-mem.c (ipa_tm_execute): Update.
2749 * simplify-rtx.c: Fix comment.
2750 * rtl.c: Fix comment.
2751 * symtab.c (symtab_unregister_node): Update.
2752 * varpool.c (dump_varpool_node): Update.
2753 (varpool_analyze_pending_decls): Update.
2754 (assemble_aliases): Update.
2755 (varpool_for_node_and_aliases): Update.
2757 2012-04-18 Richard Guenther <rguenther@suse.de>
2759 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2760 use_undefined_p parameter.
2761 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2762 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2764 (estimate_numbers_of_iterations): Likewise.
2765 (estimated_loop_iterations): Adjust.
2766 (max_loop_iterations): Likewise.
2767 (scev_probably_wraps_p): Likewise.
2768 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2769 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2770 not max_loop_iterations.
2771 (execute_vrp): Remove explicit number of iterations estimation.
2773 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2775 * config/i386/linux-common.h: New.
2777 * config.gcc: Add i386/linux-common.h before
2778 all i386/linux.h and i386/linux64.h usages.
2780 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2781 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2782 * config/i386/gnu-user64.h: Likewise.
2784 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2785 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2786 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2787 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2789 2012-04-18 Jan Hubicka <jh@suse.cz>
2791 * cgraph.c (cgraph_node_name): Remove.
2792 (dump_cgraph_node): Use dump_symtab_base; reformat.
2793 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2794 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2796 (cgraph_node_name, varpool_node_name): Remove.
2797 (cgraph_node_asm_name, varpool_node_asm_name,
2798 cgraph_node_name, varpool_node_name): New.
2799 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2800 (TODO_dump_symtab): ... this one.
2801 * ipa-cp (pass_ipa_cp): Update.
2802 * ia-reference.c (generate_summary, read_write_all_from_decl,
2803 propagate, ipa_reference_read_optimization_summary): Update.
2804 * cgraphunit.c (cgraph_analyze_functions): Update.
2805 (cgraph_optimize): Update.
2806 * ipa-ref.c (ipa_dump_references): Update.
2807 (ipa_dump_refering): Update.
2808 * ipa-inline.c (pass_ipa_inline): Update.
2809 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2810 * ipa.c (pass_ipa_function_visibility,
2811 pass_ipa_whole_program_visibility): Update.
2812 * tree-sra.c (pass_early_ipa_sra): Update.
2813 * symtab.c: Include langhooks.h
2814 (symtab_node_asm_name): New.
2815 (symtab_node_name): New.
2816 (symtab_type_names): New static var.
2817 (dump_symtab_base): New.
2818 (dump_symtab_node, dump_symtab): New.
2819 (debug_symtab_node, debug_symtab): New.
2820 * tree-ssa-structalias.c: Dump symbol table.
2821 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2822 of TODO_dump_cgraph.
2823 * varpoo.c (varpool_node_name): Remove.
2824 (dump_varpool_node): Use dump_symtab_base; reformat.
2826 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2828 * doc/invoke.texi (Language Independent Options): @item should be
2831 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2834 * rtl.c (rtx_code_size): Handle ADDRESS.
2836 2012-04-17 Tom de Vries <tom@codesourcery.com>
2838 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2841 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/sync.md (atomic_<code><mode>): Rename to
2845 atomic_<logic><mode>.
2847 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2849 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2850 * alias.c (reg_base_value): Expand and update comment.
2851 (arg_base_value): New variable.
2852 (unique_id): Move up file.
2853 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2854 (find_base_value): Use arg_base_value and known_base_value_p.
2855 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2856 (find_base_term): Use known_base_value_p.
2857 (base_alias_check): Use unique_base_value_p.
2858 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2859 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2861 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2863 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2865 2012-04-17 Michael Matz <matz@suse.de>
2867 PR tree-optimization/18437
2868 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2869 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2870 (vect_check_strided_load): Declare.
2871 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2872 (vect_analyze_data_refs): Use it to accept strided loads.
2873 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2875 2012-04-17 Richard Guenther <rguenther@suse.de>
2878 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2879 loops when redirecting an entry or latch edge.
2881 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2883 * sel-sched.c (sel_global_init): Revert previous change.
2885 2012-04-17 Richard Guenther <rguenther@suse.de>
2887 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2888 * tree.h (array_at_struct_end_p): ... here.
2889 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2890 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2892 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2894 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2895 COST_TABLE): Remove.
2896 (estimate_case_costs): Remove.
2897 (expand_case): Do not call estimate_case_costs
2898 to set use_cost_table.
2899 (balance_case_nodes): Do not use use_cost_table.
2901 2012-04-16 Jan Hubicka <jh@suse.cz>
2903 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2904 (hash_node, eq_node): Remove.
2905 (cgraph_create_node): Do not handle hashtable.
2906 (cgraph_get_node): Remove.
2907 (cgraph_insert_node_to_hashtable): Remove.
2908 (hash_node_by_assembler_name): Remove.
2909 (eq_assembler_name): Remove.
2910 (cgraph_node_for_asm): Rewrite.
2911 (cgraph_find_replacement_node): Break out from ...
2912 (cgraph_remove_node): ... here; do not maintain hashtables.
2913 (change_decl_assembler_name): Remove.
2914 (cgraph_clone_node): Do not maintain hashtables.
2915 * cgraph.h (const_symtab_node): New typedef.
2916 (cgraph_insert_node_to_hashtable): Remove.
2917 (symtab_get_node, symtab_node_for_asm,
2918 symtab_insert_node_to_hashtable): Declare.
2919 (cgraph_find_replacement_node): Declare.
2920 (cgraph_get_node, varpool_get_node): Turn into inlines.
2921 (cgraph, varpool): Work sanely on NULL pointers.
2922 (FOR_EACH_SYMBOL): New walker.
2923 * ipa-inline-transform.c (save_inline_function_body): Use
2924 symtab_insert_node_to_hashtable.
2925 * symtab.c: Include ggc.h and diagnostics.h
2926 (symtab_hash, assembler_name_hash): New static vars;
2927 (hash_node, eq_node, hash_node_by_assembler_name,
2928 eq_assembler_name, insert_to_assembler_name_hash,
2929 unlink_from_assembler_name_hash): New.
2930 (symtab_register_node): Update hashtables.
2931 (symtab_insert_node_to_hashtable): New.
2932 (symtab_unregister_node): Update hashtables.
2933 (symtab_get_node): New.
2934 (symtab_node_for_asm): New.
2935 (change_decl_assembler_name): New.
2936 * Makefile.in (symtab.o): Needs GTY.
2937 * varpool.c (varpool_hash): Remove.
2938 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2939 (varpool_node): Rewrite using varpool_get_node.
2940 (varpool_remove_node): DO not maintain hashtables.
2941 (varpool_node_for_asm): Rewrite.
2943 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2945 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2946 when describing the current behavior of GCC.
2948 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2950 * genemit.c (gen_exp): Remove ADDRESS handling.
2951 * genoutput.c (scan_operands): Likewise.
2952 * genpeep.c (match_rtx): Likewise.
2953 * genrecog.c (add_to_sequence): Likewise.
2955 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2957 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2959 2012-04-16 Martin Jambor <mjambor@suse.cz>
2961 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2964 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2967 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2968 hints for 'A' operand types.
2970 2012-04-16 Jan Hubicka <jh@suse.cz>
2972 * cgraph.h (symtab_node_base): Add next and previous pointers.
2973 (cgraph_node): Remove next and preivous pointers.
2974 (varpool_node): Likewise; remove next/previous GTY marker;
2975 it is not type safe.
2976 (symtab_node_def): Update GTY marker
2977 (x_cgraph_nodes, cgraph_nodes): Remove.
2978 (symtab_nodes): New function.
2979 (cgraph_order): Rename to ...
2980 (symtab_order): ... this one.
2981 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
2983 (x_varpool_nodes, varpool_nodes): Remove.
2984 (FOR_EACH_STATIC_VARIABLE): Update.
2985 (symtab_function_p, symtab_variable_p): New function.
2986 (FOR_EACH_VARIABLE): Update.
2987 (varpool_first_variable, varpool_next_variable): New functions.
2988 (FOR_EACH_VARIABLE): Update.
2989 (cgraph_first_defined_function): Update.
2990 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
2991 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
2992 (cgraph_first_function, cgraph_next_function): New.
2993 (FOR_EACH_FUNCTION): Update.
2994 (cgraph_first_function_with_gimple_body,
2995 cgraph_next_function_with_gimple_body): Update.
2996 * symtab.c: New file.
2997 * cgraph.c: Update copyright dates.
2998 (x_cgraph_nodes, cgraph_order): Remove.
2999 (NEXT_FREE_NODE): Update.
3000 (SET_NEXT_FREE_NODE): New.
3001 (cgraph_create_node_1): Remove common code.
3002 (cgraph_create_node): Remove common code; call symtab_register_node.
3003 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3004 (cgraph_add_asm_node): Update.
3005 (cgraph_clone_node): Register new node.
3006 * cgraphunit.c (process_function_and_variable_attributes): Update.
3007 (cgraph_analyze_functions): Update.
3008 (cgraph_analyze_functions): Update.
3009 (cgraph_output_in_order): Update.
3010 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3012 * ipa-inline.c (recursive_inlining): Update.
3013 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3014 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3015 * Makefile.in: Add symtab.o
3016 * varpool.c (x_varpool_nodes): Remove
3017 (varpool_node): Remove common code; call symtab_register_node.
3018 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3020 2012-04-16 Richard Guenther <rguenther@suse.de>
3023 * tree.h (VECTOR_CST_NELTS): Adjust.
3024 (struct tree_vector): Add explicit length field.
3025 (make_vector_stat): Declare.
3026 (make_vector): Define.
3027 * tree.c (make_vector_stat): New function.
3028 (build_vector_stat): Use it.
3029 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3031 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3033 PR tree-optimization/52976
3034 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3035 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3037 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3039 2012-04-16 Jan Hubicka <jh@suse.cz>
3041 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3043 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3044 walkers to walk cgraph and varpool.
3045 * cgraph.c (cgraph_node_for_asm): Likewise.
3046 (dump_cgraph): Likewise.
3047 * value-prof.c (init_node_map): Likewise.
3048 * tree.c (free_lang_data_in_cgraph): Likewise.
3049 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3050 * ipa-reference.c (generate_summary, propagate): Likewise.
3051 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3052 cgraph_mark_functions_to_output, cgraph_output_in_order,
3053 output_weakrefs, cgraph_materialize_all_clones,
3054 cgraph_optimize): Likewise.
3055 * lto-cgraph.c (merge_profile_summaries): Likewise.
3056 (input_cgraph): Likewise.
3057 * ipa-pure-const.c (generate_summary): Likewise.
3058 (propagate): Likwise.
3059 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3060 (ipa_free_postorder_info): Likewise.
3061 (ipa_reverse_postorder): Likewise.
3062 * ipa-inline.c (ipa_inline): Likewise.
3063 * matrix-reorg.c (find_matrices_decl): Likewise.
3064 (matrix_reorg): Likewise.
3065 * tree-vectorizer.c (increase_alignment): Likewise.
3066 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3067 (function_and_variable_visibility): Likewise.
3068 (whole_program_function_and_variable_visibility): Likewise.
3069 (ipa_cdtor_merge): Likewise.
3070 * trans-mem.c (ipa_tm_execute): Likewise.
3071 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3072 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3073 (ipa_print_all_params): Likewise.
3074 (ipa_update_after_lto_read): Likewise.
3075 * tree-profie.c (tree_profiling): Likewise.
3076 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3077 * passes.c (dump_passes): Likewise.
3078 (do_per_function): Likewise.
3079 (ipa_write_summaries): Likewise.
3080 * varpool.c (dump_varpool): Likewise.
3081 (varpool_node_for_asm): Likewise.
3082 (varpool_assemble_pending_decls): Likewise.
3084 2012-04-16 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/52975
3087 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3088 condition but always mark it with TRUTH_NOT_EXPR.
3090 2012-04-16 Richard Guenther <rguenther@suse.de>
3092 PR tree-optimization/52975
3093 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3094 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3095 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3096 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3098 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3101 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3102 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3103 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3104 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3105 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3106 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3108 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3109 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3110 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3111 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3112 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3113 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3115 (xop_plus): New code iterator.
3116 (macs): New code attribute.
3118 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3119 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3121 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3122 xop_plus code iterator.
3123 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3124 xop_plus code iterator.
3125 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3126 xop_plus code iterator.
3127 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3128 xop_plus code iterator.
3130 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3131 any_extend code iterator.
3132 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3133 any_extend code iterator.
3134 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3135 any_extend code iterator.
3136 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3137 any_extend code iterator.
3138 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3139 any_extend code iterator.
3140 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3141 any_extend code iterator.
3143 2012-04-14 Tom de Vries <tom@codesourcery.com>
3145 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3146 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3147 DELETED_LABEL note, and move it to ...
3148 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3149 (delete_insn_and_edges): Likewise.
3150 (delete_insn_chain): Handle new return type of delete_insn. Delete
3151 chain backwards rather than forwards.
3152 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3154 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3156 2012-04-14 Jan Hubicka <jh@suse.cz>
3158 * cgraph.h: Update copyrights;
3159 (symtab_node): Turn to union typedef.
3160 (symtab_node_base): New structure.
3161 (symtab_type): Add SYMTAB_SYMBOL tag.
3162 (cgraph_node): Annotate some pinters with nested_ptr.
3163 (varpool_node): Likewise.
3164 (cgraph_local_info): Remove lto_file_data
3165 and externally_visible.
3166 (cgraph_node): Remove decl; same_comdat_group list;
3167 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3168 in_other_partition; resolution.
3169 (varpool_node): Remove decl; same_comdat_group;
3170 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3171 used_from_other_partition; in_other_partition.
3172 (symtab_node_def): New union.
3173 (cgraph, varpool): Update.
3174 (varpool_first_static_initializer, varpool_next_static_initializer,
3175 cgraph_only_called_directly_or_aliased_p,
3176 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3177 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3178 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3180 * cgraph.c: Likewise.
3181 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3182 * cgraphbuild.c: Likewise.
3183 * lto-symtab.c: Likewise.
3184 * c-gimplify.c: Likewise.
3185 * value-prof.c: Likewise.
3187 * ipa-cp.c: Likewise.
3188 * tree-emutls.c: Likewise.
3189 * ipa-inline-transform.c: Likwise.
3190 * ipa-reference.c: Likewise.
3191 * cgraphunit.c: Likewise.
3192 * ipa-ref.c: Likewise.
3193 * lto-cgraph.c: Likewise.
3194 * ipa-ref-inline.h: Likewise.
3195 * ipa-pure-const.c: Likewise.
3196 * lto-streamer-out.c: Likewise.
3197 * ipa-utils.c: Likewise.
3198 * ipa-inline.c: Likewise.
3199 * matrix-reorg.c: Likewise.
3200 * tree-eh.c: Likewise.
3201 * tree-vectorizer.c: Likewise.
3202 * ipa-split.c: Likewise.
3204 * trans-mem.c: Likewise.
3205 * ipa-inline-analysis.c: Likewise.
3206 * gimplify.c: Likewise.
3207 * cfgexpand.c: Likewise.
3208 * tree-sra.c: Likewise.
3209 * ipa-prop.c: Likewise.
3210 * varasm.c: Likewise.
3211 * tree-nested.c: Likewise.
3212 * tree-inline.c: Likewise.
3213 * tree-profile.c: Likewise.
3214 * tree-ssa-structalias.c: Likewise.
3215 * passes.c: Likewise.
3216 * varpool.c: Likewise.
3218 2012-04-14 Tom de Vries <tom@codesourcery.com>
3220 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3221 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3222 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3224 (gsi_advance_fw_nondebug_nonlocal): New function.
3225 (local_def): Removed function.
3226 (same_succ_hash): Use stmt_local_def.
3227 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3228 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3230 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3232 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3233 and __ILP32__ for x32.
3235 2012-04-13 Martin Jambor <mjambor@suse.cz>
3238 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3239 fold_ctor_reference returns a zero constant.
3241 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3243 * config.gcc: Add i386/gnu-user-common.h before all
3244 i386/gnu-user.h and i386/gnu-user64.h usages.
3246 * config/i386/gnu-user-common.h: New.
3248 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3249 (CC1_SPEC): Likewise.
3250 (ENDFILE_SPEC): Likewise.
3251 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3252 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3253 (TARGET_OS_CPP_BUILTINS): Likewise.
3254 (LIBGCC2_HAS_TF_MODE): Likewise.
3255 (LIBGCC2_TF_CEXT): Likewise.
3256 (TF_SIZE): Likewise.
3257 (TARGET_ASM_FILE_END): Likewise.
3258 (STACK_CHECK_MOVING_SP): Likewise.
3259 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3260 * config/i386/gnu-user64.h: Likewise.
3262 2012-04-13 Martin Jambor <mjambor@suse.cz>
3264 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3265 set_mem_attributes for a memory temporary. Do not call the function
3266 for the memory temporary created for a bitfield.
3268 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3271 * df.h (enum debug_temp_where): New.
3272 (dead_debug_init, dead_debug_finish) Declare.
3273 (dead_debug_add, dead_debug_insert_temp): Declare.
3274 (struct dead_debug_use, struct dead_debug): Moved from...
3275 * df-problems.c: ... here.
3276 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3278 (df_create_unused_note): Likewise.
3279 (df_set_dead_notes_for_mw): Move comment where it belongs.
3280 (dead_debug_init): Export.
3281 (dead_debug_reset_uses): New, factored out of...
3282 (dead_debug_finish): ...this. Export.
3283 (dead_debug_reset): Remove.
3284 (dead_debug_add): Export.
3285 (dead_debug_insert_before): Rename to...
3286 (dead_debug_insert_temp): ... this. Add where argument. Export.
3287 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3288 Return insertion count.
3289 (df_note_bb_compute): Adjust.
3290 * dce.c (word_dce_process_block): Adjust dead debug uses.
3291 (dce_process_block): Likewise.
3293 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3295 * df-problems.c (df_note_bb_compute): Do not take note of
3296 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3298 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3301 * var-tracking.c (expand_depth): New type.
3302 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3303 (loc_exp_dep_alloc): Adjust initializer.
3304 (update_depth): Use new type. Add entryvals.
3305 (vt_expand_var_loc_chain): Take note of expansions with
3306 ENTRY_VALUEs, but don't accept them right away. Run an optional
3307 second pass accepting the minimum ENTRY_VALUE count found in the
3309 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3311 2012-04-13 Tom de Vries <tom@codesourcery.com>
3313 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3314 parameters vuse and vuse_escaped.
3315 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3316 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3319 2012-04-13 Richard Guenther <rguenther@suse.de>
3321 PR tree-optimization/52969
3322 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3323 the condition for the COND_EXPR and handle predicate negation
3324 by swapping the COND_EXPR arms.
3326 2012-04-13 Nick Clifton <nickc@redhat.com>
3328 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3329 TODO_dump_func flag.
3331 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3333 PR rtl-optimization/52203
3334 PR rtl-optimization/52715
3336 Revert the 2012-03-07 fix for PR 52203.
3337 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3338 the insn does not modify DFA right before issuing, adjust
3339 issue_rate accordingly.
3341 2012-04-13 Richard Guenther <rguenther@suse.de>
3344 * c-typeck.c (pointer_diff): Remove bogus assert.
3346 2012-04-13 Richard Guenther <rguenther@suse.de>
3349 * convert.c (convert_to_pointer): Remove special-casing of zero.
3351 2012-04-13 Joey Ye <joey.ye@arm.com>
3353 * config/arm/constraints.md (Pe): New constraint.
3354 * config/arm/arm.md: New split for imm 256-510.
3356 2012-04-13 Terry Guo <terry.guo@arm.com>
3358 * config/arm/arm-cores.def: Added core cortex-m0plus.
3359 * config/arm/arm-tune.md: Regenerated.
3360 * config/arm/arm-tables.opt: Regenerated.
3361 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3363 2012-04-13 Alan Modra <amodra@gmail.com>
3366 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3367 tie regs on destination of sets. Delete forward declaration.
3368 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3369 (rs6000_emit_prologue): Likewise.
3370 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3372 (is_mem_ref): Use tie_operand to recognise stack ties.
3373 * config/rs6000/predicates.md (tie_operand): New.
3374 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3376 (restore_stack_nonlocal): Likewise.
3377 (stack_tie): Update.
3378 (frame_tie): Delete.
3380 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3382 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3383 HOST_WIDE_INT_PRINT_DEC in format strings.
3385 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3388 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3389 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3390 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3391 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3392 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3393 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3394 avx2_permvarv8si using VI4F_256 mode iterator.
3395 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3396 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3397 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3398 gen_avx2_permvarv8sf.
3399 (expand_vec_perm_pshufb): Ditto.
3401 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3404 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3405 the list of options to enable the FCFID instruction.
3406 (TARGET_EXTRA_BUILTINS): Adjust comment.
3408 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3410 PR tree-optimization/18589
3411 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3412 (operand_entry): Add count field.
3413 (add_repeat_to_ops_vec): New function.
3414 (completely_remove_stmt): Likewise.
3415 (remove_def_if_absorbed_call): Likewise.
3416 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3417 (acceptable_pow_call): New function.
3418 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3419 entries with repeat counts when found.
3420 (repeat_factor_d): New struct and associated typedefs.
3421 (repeat_factor_vec): New static vector variable.
3422 (compare_repeat_factors): New function.
3423 (get_reassoc_pow_ssa_name): Likewise.
3424 (attempt_builtin_powi): Likewise.
3425 (reassociate_bb): Call attempt_builtin_powi.
3426 (fini_reassoc): Two new calls to statistics_counter_event.
3428 2012-04-12 Richard Guenther <rguenther@suse.de>
3430 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3431 * cgraph.h (tree_rest_of_compilation): Remove.
3432 * cgraph.c (cgraph_add_new_function): Move ...
3433 * cgraphunit.c (cgraph_add_new_function): ... here.
3434 (tree_rest_of_compilation): Make static.
3435 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3436 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3437 gate_all_early_local_passes, execute_all_early_local_passes,
3438 pass_early_local_passes, gate_all_early_optimizations,
3439 pass_all_early_optimizations): Move ...
3440 * passes.c (gate_all_optimizations, pass_all_optimizations,
3441 gate_all_early_local_passes, execute_all_early_local_passes,
3442 pass_early_local_passes, gate_all_early_optimizations,
3443 pass_all_early_optimizations): ... here.
3444 * tree-optimize.c (execute_free_datastructures): Remove.
3445 * tree-flow.h (execute_free_datastructures): Remove.
3446 * tree-optimize.c (execute_init_datastructures,
3447 pass_init_datastructures): Move ...
3448 * tree-ssa.c (execute_init_datastructures,
3449 pass_init_datastructures): ... here.
3450 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3451 execute_free_datastructures.
3453 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3455 * dbgcnt.def (ira_move): New counter.
3456 * ira-int.h (ira_create_new_reg): Declare function.
3457 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3458 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3459 no longer static. All callers changed.
3460 * ira.c: Include "dbgcnt.h".
3461 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3462 move_unallocated_pseudos): New static functions.
3463 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3464 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3465 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3466 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3467 to the pseudos generated in find_moveable_pseudos.
3468 * Makefile.in (ira.o): Add $(DBGCNT_H).
3470 2012-04-12 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/52943
3473 * tree-chrec.h (chrec_is_positive): Remove.
3474 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3475 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3476 Return false for a constant zero instead of negative.
3477 (analyze_siv_subscript_cst_affine): Handle zero difference
3478 in the initial condition explicitely.
3480 2012-04-12 Richard Guenther <rguenther@suse.de>
3482 * tree-parloops.c (parallelize_loops): Also consult the upper
3483 bound for the number of iterations.
3484 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3485 (loop_prefetch_arrays): Likewise.
3487 2012-04-12 Richard Guenther <rguenther@suse.de>
3489 * cfgloop.h (estimated_loop_iterations_int): Ditch
3490 'conservative' parameter.
3491 (max_stmt_executions_int): Likewise.
3492 (estimated_loop_iterations): Likewise.
3493 (max_stmt_executions): Likewise.
3494 (max_loop_iterations): Declare.
3495 (max_loop_iterations_int): Likewise.
3496 (estimated_stmt_executions): Likewise.
3497 (estimated_stmt_executions_int): Likewise.
3498 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3500 (max_loop_iterations): ... this.
3501 (estimated_loop_iterations_int): Split parts to ...
3502 (max_loop_iterations_int): ... this.
3503 (max_stmt_executions_int): Split parts to ...
3504 (estimated_stmt_executions_int): ... this.
3505 (max_stmt_executions): Split parts to ...
3506 (estimated_stmt_executions): ... this.
3507 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3508 * predict.c (predict_loops): Likewise.
3509 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3510 (analyze_siv_subscript_cst_affine): Likewise.
3511 (compute_overlap_steps_for_affine_1_2): Likewise.
3512 (analyze_subscript_affine_affine): Likewise.
3513 (init_omega_for_ddr_1): Likewise.
3514 * tree-parloops.c (parallelize_loops): Likewise.
3515 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3516 (may_eliminate_iv): Likewise.
3517 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3518 (loop_prefetch_arrays): Likewise.
3519 * tree-vrp.c (adjust_range_with_scev): Likewise.
3521 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3523 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3524 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3526 (dump_table): Use bool type for need_align and have_df variables.
3527 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3528 (regs_used): Remove register modifier.
3529 (barrier_align): Move variables slot, credit, jump_to_next
3530 into if block above for loop. Use bool type for jump_to_next.
3531 (sh_function_arg): Use NULL_RTX instead of 0.
3533 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3535 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3536 (bswapsi2): New expander.
3538 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3541 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3543 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3545 PR rtl-optimization/52876
3546 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3547 Don't call mark_reg_pointer for incompatible pointer sign extension.
3549 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3552 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3554 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3555 comparisons against TYPE_PRECISION.
3556 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3558 2012-04-11 Xinliang David Li <davidxl@google.com>
3560 * tree-passes.h: Remove TODO_dump_func.
3561 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3562 * trans-mem.c: Remove TODO_dump_func.
3563 * ira.c: Remove TODO_dump_func.
3565 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3567 * config/i386/i386.c (ix86_option_override_internal): Check
3568 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3569 after TARGET_64BIT is updated.
3571 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3573 * config/sh/sh.h: Remove old secondary reload code.
3575 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3577 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3578 (ready_reorder): ... this function.
3580 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3582 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3585 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3586 insns so that no other insn is queued for a time before them.
3588 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3591 2012-04-11 Richard Guenther <rguenther@suse.de>
3594 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3595 consider loop nesting.
3596 (evolution_function_is_univariate_p): Properly check the remainder
3599 2012-04-11 Richard Guenther <rguenther@suse.de>
3602 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3604 2012-04-11 Nick Clifton <nickc@redhat.com>
3606 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3607 information, if requested.
3609 * config/rx/rx.c (rx_expand_prologue): Likewise.
3611 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3612 Michael Matz <matz@suse.de>
3615 * rtlanal.c (unsigned_reg_p): New function.
3616 Update copyright notice dates.
3617 * rtl.h (unsigned_reg_p): Prototype it.
3618 Update copyright notice dates.
3619 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3621 * expr.c (expand_expr_real_1): Set register attributes.
3622 * stmt.c (expand_case): Likewise.
3624 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3627 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3628 consider_sh2a and allow_zero.
3629 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3630 (disp_addr_displacement): New function.
3631 (sh_address_cost): Use disp_addr_displacement function instead
3632 of DISP_ADDR_OFFSET.
3633 (sh_legitimate_address_p): Adapt to changed
3634 sh_legitimate_index_p declaration.
3635 (sh_find_mov_disp_adjust): Remove HImode check.
3636 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3637 disp_addr_displacement and max_mov_insn_displacement.
3638 (max_mov_insn_displacement): Remove HImode check.
3639 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3640 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3641 * config/sh/constraints.md (K05, K13): New constraints.
3642 (K12): Correct comment.
3643 (Sdd): Do not use DISP_ADDR_P macro.
3644 (Snd, Sbw): Use satisfies_constraint_Sdd.
3645 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3646 (*extendhisi2_compact, movhi_i): Remove.
3647 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3648 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3649 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3650 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3651 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3652 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3653 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3655 Add new peepholes for HImode displacement addressing.
3657 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3659 * config/sh/sh.h (SIDI_OFF): Remove.
3660 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3661 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3664 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3667 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3668 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3669 * doc/md.texi (Standard Names): Add bswap.
3670 * builtin-types.def (BT_UINT16): New primitive type.
3671 (BT_FN_UINT16_UINT16): New function type.
3672 * builtins.def (BUILT_IN_BSWAP16): New.
3673 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3674 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3675 expand_builtin_bswap.
3676 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3677 (fold_builtin_1): Likewise.
3678 (is_inexpensive_builtin): Likewise.
3679 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3680 missing bits for bswap to libcall code.
3681 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3682 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3683 (uint16_type_node): New define.
3684 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3685 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3687 (rs6000_init_builtins): Likewise.
3688 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3690 2012-04-11 Tristan Gingold <gingold@adacore.com>
3692 * doc/extend.texi (Type Attributes): Move paragraph.
3694 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3697 * diagnostic.h (show_caret): Declare.
3698 (caret_max_width): Declare.
3699 (diagnostic_show_locus): Declare.
3700 * diagnostic.c (diagnostic_initialize): Initialize to false.
3701 (diagnostic_show_locus): New.
3702 (diagnostic_report_diagnostic): Call it.
3703 (getenv_columns): New.
3705 (diagnostic_set_caret_max_width): New.
3706 * input.c (read_line): New.
3707 (location_get_source_line): New.
3708 * input.h (location_get_source_line): Declare.
3709 * toplev.c (general_init): Initialize show_caret from options.
3710 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3711 * opts.c (common_handle_option): Likewise.
3712 * pretty-print.h (pp_get_prefix): New.
3713 (pp_base_get_prefix): New.
3714 * common.opt (fdiagnostics-show-caret): New option.
3715 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3717 2012-04-11 Richard Guenther <rguenther@suse.de>
3719 PR rtl-optimization/52881
3720 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3722 2012-04-11 Richard Guenther <rguenther@suse.de>
3724 PR tree-optimization/52912
3725 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3726 manipulation code we are threading through a loop header
3727 to an exit destination.
3729 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3731 * tree.h (warn_if_unused_value): Move declaration from here.
3732 * stmt.c (warn_if_unused_value): Move definition from here.
3734 2010-04-10 Michael Matz <matz@suse.de>
3736 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3738 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3739 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3740 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3741 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3742 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3743 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3744 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3745 (vect_record_strided_load_vectors): Rename to
3746 vect_record_grouped_load_vectors.
3747 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3748 Rename use of above macros.
3749 (vect_verify_datarefs_alignment): Ditto.
3750 (vector_alignment_reachable_p): Ditto.
3751 (vect_peeling_hash_get_lowest_cost): Ditto.
3752 (vect_enhance_data_refs_alignment): Ditto.
3753 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3754 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3755 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3756 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3757 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3758 (vect_record_strided_load_vectors): Rename to
3759 vect_record_grouped_load_vectors.
3760 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3761 (destroy_loop_vec_info): Ditto.
3762 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3763 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3764 (vect_analyze_slp): Ditto.
3765 (new_bb_vec_info): Ditto.
3766 (destroy_bb_vec_info): Ditto.
3767 (vect_schedule_slp_instance): Ditto and rename strided_store to
3769 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3770 vect_cost_group_size.
3771 (vect_model_store_cost): Rename use of above macros and call
3772 to vect_cost_strided_group_size.
3773 (vect_model_load_cost): Ditto.
3774 (vectorizable_store): Ditto, rename strided_store to grouped_store
3775 and calls to renamed tree-vectorizer.h functions.
3776 (vectorizable_load): Ditto.
3777 (vect_transform_stmt): Rename use of above macros and strided_store
3780 2012-04-10 Jan Hubicka <jh@suse.cz>
3782 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3783 (symtab_type): New enum.
3784 (symtab_node): New structure.
3785 (cgraph_node, varpool_node): Add symbol base type.
3786 (cgraph, varpool): New accestor functions.
3787 * cgraph.c (cgraph_create_node_1): Set symbol type.
3788 * varpool.c (varpool_node): Set symbol type.
3790 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3791 Richard Sandiford <rdsandiford@googlemail.com>
3793 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3795 2012-04-10 Richard Guenther <rguenther@suse.de>
3798 * gimple-low.c (gimple_check_call_args): Properly account for
3799 compatible aggregate types.
3801 2012-04-10 Richard Guenther <rguenther@suse.de>
3803 * toplev.h (tree_rest_of_compilation): Remove.
3804 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3805 * cgraph.h (tree_rest_of_compilation): Declare.
3806 * tree-optimize.c (tree_rest_of_compilation): Move ...
3807 * cgraphunit.c (tree_rest_of_compilation): ... here.
3808 * cgraph.c (cgraph_add_new_function): Adjust.
3809 * Makefile.in (tree-optimize.o): Adjust.
3810 (cgraphunit.o): Likewise.
3812 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3814 PR tree-optimization/52870
3815 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3816 presumed pattern statement is within the same loop or basic block.
3818 2012-04-10 Tristan Gingold <gingold@adacore.com>
3820 * gengtype.c (main): Make uintptr_t a known type.
3822 2012-04-10 Richard Guenther <rguenther@suse.de>
3824 * tree-pass.h (tree_lowering_passes): Remove.
3825 * tree-optimize.c (tree_lowering_passes): Remove.
3826 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3827 of tree_lowering_passes, avoid redundant call of early local passes.
3828 * cgraphunit.c (cgraph_lower_function): Fold into ...
3829 (cgraph_analyze_function): ... its single caller. Inline
3830 relevant parts of tree_lowering_passes.
3832 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3835 * config/pa/pa.opt: Remove SIO and GNU_LD.
3837 2012-04-09 Jan Hubicka <jh@suse.cz>
3842 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3843 boundary, add its target too.
3844 * lto.c (add_references_to_partition): Add also aliased nodes.
3845 (add_cgraph_node_to_partition,
3846 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3847 when adding alias, add also the aliased object.
3849 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3853 VOIDmode immediate operands.
3854 * config/i386/constraints.md (Wz): New constraint.
3855 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3857 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3860 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3861 the DECL generated for the special GOT helper.
3863 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3865 * config/sh/constraints.md: Update list of constraints in
3867 (Sr0): Remove unused memory constraint.
3869 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3871 * tree-pretty-print.h: Update comment.
3873 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3875 * config/sh/sh.md: Use braced string notation where applicable.
3876 (*prefetch_i4, prefetch_m2a): Merge into ...
3877 (*prefetch): ... this new insn.
3879 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3881 * config/sh/sh.h (high_life_started): Remove
3882 * config/sh/predicates.md (general_movdst_operand): Use
3883 'reload_in_progress' instead of 'high_life_started'.
3884 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3885 divsi_inv_fp): Likewise.
3887 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3889 * config/sh/sh-protos.h (prepare_move_operands): Return void
3891 * config/sh/sh.c (prepare_move_operands): Likewise.
3892 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3894 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3896 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3897 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3898 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3899 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3900 commutative_float_operator, noncommutative_float_operator,
3901 sh_handle_pragma): Remove.
3903 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3905 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3906 Use @option markup on command-line options. Use @samp markup on
3907 literal keywords to options. Use @code markup on code fragments.
3908 Use other markup in preference to quotation marks in the text.
3909 Add markup to some passages without any.
3911 2012-04-06 Mike Stump <mikestump@comcast.net>
3913 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3915 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3917 * config/sh/sh.c (hi_const): Remove.
3918 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3921 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3923 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3925 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3926 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3927 calling sh_expand_t_scc.
3929 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3931 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3932 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3933 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3934 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3935 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3936 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3937 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3938 sh2a_is_function_vector_call): Use bool as return type.
3939 (sh_pass_in_reg_p): Remove.
3940 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3941 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3942 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3943 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3944 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3945 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3946 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3947 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3948 sh_loads_bankedreg_p): Use bool as return type.
3949 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3950 'register' modifier.
3952 2012-04-06 Matt Turner <mattst88@gmail.com>
3954 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3956 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3958 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3959 of the destination isn't also a FP_REGS register.
3961 2012-04-05 Teresa Johnson <tejohnson@google.com>
3962 H.J. Lu <hongjiu.lu@intel.com>
3964 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3965 * config/i386/i386.md (move immediate to memory peephole2):
3966 Add cases for HImode move when LCP stall avoidance is needed.
3967 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3968 X86_TUNE_LCP_STALL entry.
3970 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
3974 CONST_INT operands, zero-extended with AND.
3976 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
3979 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
3980 first argument instead of mode size. Move displacement calculations
3982 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
3983 ... these new functions.
3984 (disp_adjust): Remove max_mov_disp field.
3985 (sh_legitimate_index_p): Use max_mov_insn_displacement and
3986 mov_insn_alignment_mask.
3987 (sh_address_cost): Use max_mov_insn_displacement.
3989 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
3991 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
3992 (arch_enabled): Handle new arch types.
3993 (one_cmpldi2): Add NEON support.
3995 2012-04-05 Richard Guenther <rguenther@suse.de>
3997 * gimple.c (walk_gimple_op): Compute val_only for the LHS
3998 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
3999 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4000 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4001 ... here and make static.
4002 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4005 2012-04-05 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4008 basic-block before removing it.
4010 2012-04-05 Richard Guenther <rguenther@suse.de>
4012 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4013 version namespace as we release the freelist.
4015 2012-04-05 Richard Guenther <rguenther@suse.de>
4017 * tree-nrv.c (tree_nrv): Release VDEFs.
4018 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4019 (sra_modify_assign): Likewise.
4020 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4021 * tree-vect-loop.c (vect_transform_loop): Likewise.
4022 * tree-ssa-dom.c (optimize_stmt): Likewise.
4023 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4024 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4026 2012-04-05 Richard Guenther <rguenther@suse.de>
4028 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4030 * gimple.h (gsi_remove): Adjust.
4031 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4032 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4033 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4034 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4035 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4036 * tree-ssa-pre.c (eliminate): Likewise.
4038 2012-04-04 Mike Stump <mikestump@comcast.net>
4040 * doc/rtl.texi (const_double): Document as sign-extending.
4041 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4042 * emit-rtl.c (immed_double_int_const): Refine to state the
4044 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4045 CONST_DOUBLE integers.
4046 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4047 negative values are converted. Fix conversions bigger than
4048 HOST_BITS_PER_WIDE_INT.
4049 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4050 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4051 * explow.c (plus_constant_mode): Add.
4052 (plus_constant): Implement with plus_constant_mode.
4053 * rtl.h (plus_constant_mode): Add.
4055 2012-04-04 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/52808
4058 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4059 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4061 2012-04-04 Tristan Gingold <gingold@adacore.com>
4063 * expr.c (expand_expr_real_2): Handle larger sizetype in
4066 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4068 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4069 to m2a-single instead of m2e.
4071 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4073 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4074 Change type of BITOFFSET to signed. Make sure the lower bound of
4075 the computed range is non-negative by adjusting OFFSET and BITPOS.
4076 (expand_assignment): Adjust call to get_bit_range.
4078 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4080 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4081 New function. Added to check monitor functions.
4082 (h8300_option_override): Modified to generate error/warning
4083 messages for invalid combinations of different command line
4085 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4086 save EXR on stack for monitor function in case of H8S target
4087 when "-mno-exr" is passed.
4088 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4090 * doc/invoke.texi: Document H8S options.
4092 2012-04-03 Tristan Gingold <gingold@adacore.com>
4094 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4095 of gcc_AC_FUNC_MMAP_BLACKLIST.
4096 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4097 * Makefile.in (aclocal_deps): Add mmap.m4.
4098 * configure: Regenerate.
4099 * aclocal.m4: Regenerate.
4101 2012-04-03 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/52808
4104 * tracer.c (tail_duplicate): Return whether we have duplicated
4106 (tracer): If we have duplicated any block, cleanup the CFG.
4107 * cfghooks.c (duplicate_block): If we duplicated a loop
4108 header but not its loop, destroy the loop because it now has
4110 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4111 the cfg manipulation routines we are not creating a multiple
4114 2012-04-03 Tristan Gingold <gingold@adacore.com>
4116 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4118 (vms_c_common_override_options): Allow parameterless variadic
4121 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4123 PR tree-optimization/52835
4124 * tree-data-ref.c (build_rdg): Return NULL if
4125 compute_data_dependences_for_loop failed.
4127 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4129 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4130 for REAL_CST as well.
4131 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4132 In the bitfield case, if the value is a REAL_CST, convert it first to
4135 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4137 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4138 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4139 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4141 * config/i386/biarchx32.h: New.
4143 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4145 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4146 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4147 (arm_preferred_reload_class): New function.
4149 2012-04-02 Richard Guenther <rguenther@suse.de>
4151 PR tree-optimization/52756
4152 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4153 (thread_through_loop_header): After threading through the loop latch
4154 remove the split part from the loop and clear further threading
4155 opportunities that would create a multiple entry loop.
4157 2012-04-02 Richard Guenther <rguenther@suse.de>
4159 PR rtl-optimization/52800
4160 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4161 CLEANUP_CFG_CHANGED.
4163 2012-04-02 Richard Guenther <rguenther@suse.de>
4166 * loop-init.c (gate_handle_loop2): Destroy loops here if
4167 we don't enter RTL loop optimizers.
4169 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4172 2012-03-29 Richard Guenther <rguenther@suse.de>
4174 * rtl.h (extended_count): Remove.
4175 * combine.c (extended_count): Remove.
4177 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4180 * pt.c (more_specialized_fn): Don't apply decay conversion to
4181 types of function parameters.
4183 2012-04-02 Tristan Gingold <gingold@adacore.com>
4185 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4186 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4187 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4188 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4190 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/i386.c (ix86_option_override_internal): Don't
4194 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4196 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4198 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4199 (stmt_can_make_abnormal_goto): Use it.
4200 (is_ctrl_altering_stmt): Likewise.
4202 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4203 Kaz Kojima <kkojima@gcc.gnu.org>
4205 * config/sh/sh.c (push_regs): Skip banked registers when
4206 resbank attribute is specified.
4207 (sh_expand_epilogue): Likewise.
4209 2012-03-30 Richard Henderson <rth@redhat.com>
4212 * combine-stack-adj.c (prev_active_insn_bb): New.
4213 (next_active_insn_bb): New.
4214 (force_move_args_size_note): New.
4215 (combine_stack_adjustments_for_block): Use it.
4217 2012-03-30 Richard Henderson <rth@redhat.com>
4219 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4220 (ix86_expand_vector_init_duplicate): Initialize it.
4221 (expand_vec_perm_palignr): Likewise.
4222 (ix86_expand_vec_perm_const): Likewise.
4223 (ix86_vectorize_vec_perm_const_ok): Likewise.
4224 (expand_vec_perm_blend): Use it.
4225 (expand_vec_perm_vpermil): Likewise.
4226 (expand_vec_perm_pshufb): Likewise.
4227 (expand_vec_perm_1): Likewise.
4228 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4229 (expand_vec_perm_interleave2): Likewise.
4230 (expand_vec_perm_vpermq_perm_1): Likewise.
4231 (expand_vec_perm_vperm2f128): Likewise.
4232 (expand_vec_perm_interleave3): Likewise.
4233 (expand_vec_perm_vperm2f128_vblend): Likewise.
4234 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4235 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4236 (expand_vec_perm_broadcast): Likewise.
4237 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4239 2012-03-30 Richard Henderson <rth@redhat.com>
4241 * dwarf2out.c (gen_variable_die): Initialize off.
4243 2012-03-30 Tristan Gingold <gingold@adacore.com>
4245 * config/vms/vms-f.c: New file.
4246 * config/vms/t-vms (vms-f.o): New rule.
4247 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4249 2012-03-30 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/52754
4252 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4253 propagate arbitrary addresses into really plain dereferences.
4255 2012-03-30 Richard Guenther <rguenther@suse.de>
4258 * except.c (emit_to_new_bb_before): Move loop updating ...
4259 (dw2_build_landing_pads): ... here. Use a proper block for
4260 querying the loop father.
4262 2012-03-30 Tristan Gingold <gingold@adacore.com>
4264 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4265 common_object attribute handling.
4266 (SECTION_VMS_OVERLAY): Remove
4267 (ia64_vms_common_object_attribute): Replace abort with an assert.
4268 Do not set DECL_SECTION_NAME.
4269 (ia64_vms_output_aligned_decl_common): Handle common_object
4271 (ia64_vms_elf_asm_named_section): Remove.
4272 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4274 2012-03-30 Richard Guenther <rguenther@suse.de>
4277 * double-int.c (rshift_double): Remove not needed cast.
4279 2012-03-30 Richard Guenther <rguenther@suse.de>
4281 * tree-affine.h (print_aff): Remove.
4282 * tree-affine.c (print_aff): Make static.
4283 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4284 (get_references_in_stmt): Likewise.
4285 (print_direction_vector): Likewise.
4286 (print_dir_vectors): Likewise.
4287 (print_dist_vectors): Likewise.
4288 (dump_subscript): Likewise.
4289 (dump_ddrs): Likewise.
4290 (dump_dist_dir_vectors): Likewise.
4291 (dump_data_references): Likewise.
4292 (dump_data_dependence_relation): Likewise.
4293 (dump_data_dependence_direction): Likewise.
4294 (dump_rdg_vertex): Likewise.
4295 (dump_rdg_component): Likewise.
4296 (debug_ddrs): Declare.
4297 (struct data_ref_loc_d): Move ...
4298 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4299 (get_references_in_stmt): Make static.
4300 (dump_data_references): Likewise.
4301 (dump_subscript): Likewise.
4302 (print_direction_vector): Likewise.
4303 (print_dir_vectors): Likewise.
4304 (print_dist_vectors): Likewise.
4305 (dump_data_dependence_relation): Likewise.
4306 (dump_dist_dir_vectors): Likewise.
4307 (dump_ddrs): Likewise.
4308 (dump_rdg_vertex): Likewise.
4309 (dump_rdg_component): Likewise.
4310 (debug_ddrs): New function.
4311 (access_matrix_get_index_for_parameter): Remove.
4313 2012-03-30 Tristan Gingold <gingold@adacore.com>
4315 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4316 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4317 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4318 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4319 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4320 (vms_patch_builtins): Handle new flags
4321 * config/vms/vms-crtlmap.map: Completed using nm on
4322 c and math system libraries.
4323 * config/vms/make-crtlmap.awk: Handle any number of flags.
4325 2012-03-30 Martin Jambor <mjambor@suse.cz>
4327 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4328 is a builtin_stack_save in a dominating BB.
4330 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4333 crossing 128bit lane boundary.
4335 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4337 * ira-color.c (setup_left_conflict_sizes_p): Process all
4338 conflicting objects.
4340 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4342 PR tree-optimization/52760
4343 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4344 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4346 2012-03-29 Richard Guenther <rguenther@suse.de>
4348 * cgraph.h (cgraph_materialize_all_clones): Remove.
4349 (reset_inline_failed): Likewise.
4350 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4351 * cgraphbuild.c (reset_inline_failed): Remove.
4352 * rtl.h (cse_main): Remove.
4353 (extended_count): Likewise.
4354 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4355 (cse_main): Make static.
4356 * combine.c (extended_count): Remove.
4357 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4358 * basic-block.h (reorder_basic_blocks): Remove.
4359 * bb-reorder.c (reorder_basic_blocks): Make static.
4360 * Makefile.in (dse.o): Remove dse.h dependency.
4362 * dse.c (gate_dse): Remove.
4363 (clear_alias_mode_eq): Likewise.
4364 (clear_alias_mode_hash): Likewise.
4365 (dse_record_singleton_alias_set): Likewise.
4366 (dse_invalidate_singleton_alias_set): Likewise.
4368 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4370 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4371 crtbegin_so%O%s for -shared.
4372 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4374 2012-03-29 Richard Guenther <rguenther@suse.de>
4376 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4377 (add_to_value): Remove.
4378 (print_value_expressions): Likewise.
4379 * tree-ssa-pre.c (add_to_value): Make static.
4380 (print_value_expressions): Likewise.
4381 * gimple.h (gimple_adjust_this_by_delta): Remove.
4382 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4384 2012-03-29 Richard Guenther <rguenther@suse.de>
4387 * double-int.h (rshift_double): Remove.
4388 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4389 (rshift_double): Make static, take unsigned count argument,
4390 remove handling of negative count argument.
4391 (double_int_rshift): Dispatch to lshift_double.
4393 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4395 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4398 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4399 (SPEC_X32): Likewise.
4400 (MULTILIB_DEFAULTS): Likewise.
4402 * config/i386/i386.c (isa_opts): Remove -m64.
4403 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4404 (ix86_option_override_internal): Properly
4405 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4406 handle -m32, -m64 and -mx32.
4408 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4409 with OPTION_ABI_X32. Moved after TARGET_LP64.
4410 (TARGET_LP64): Changed to OPTION_ABI_64.
4412 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4413 (mx32): Replace ISA_X32 with ABI_X32.
4415 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4417 * tree.c (tree_size) <VECTOR_CST>: New case.
4419 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4422 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4424 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4427 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4428 __builtin_va_start to __builtin_next_arg if the latter is
4429 builtin_decl_explicit_p rather than when it is not.
4432 * tree-vect-generic.c (vector_element): Perform multiplication
4433 for pos in bitsizetype type instead of idx type.
4435 2012-03-28 Richard Guenther <rguenther@suse.de>
4437 * loop-init.c (loop_optimizer_init): If loops are preserved
4438 perform incremental initialization of required loop features.
4439 (loop_optimizer_finalize): If loops are to be preserved only
4440 clean up optional loop features.
4441 (rtl_loop_done): Forcefully free loops here.
4442 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4443 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4445 (construct_init_block): Likewise.
4446 (construct_exit_block): Likewise.
4447 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4448 the CFG after expanding.
4449 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4450 If we needed to calculate them, free them afterwards.
4451 * tree-pass.h (PROP_loops): New define.
4452 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4453 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4454 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4455 (cleanup_cfg): If we did something and have loops around, fix them up.
4456 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4457 with CLEANUP_CFG_CHANGED.
4458 * cfghooks.c (merge_blocks): If we merge a loop header into
4459 its predecessor, update the loop structure.
4460 (duplicate_block): If we copy a loop latch, adjust loop state
4461 to note we may have multiple latches.
4462 (delete_basic_block): Mark loops for fixup if we remove a loop.
4463 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4465 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4466 (cfg_layout_can_merge_blocks_p): Likewise.
4467 * cprop.c (bypass_block): If we create a loop with multiple
4468 entries, mark it for removal.
4469 * except.c (emit_to_new_bb_before): Add the new basic-block
4471 * tree-eh.c (lower_resx): Likewise.
4472 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4473 (expand_omp_taskreg): Likewise.
4474 * tree-inline.c (initialize_cfun): Likewise.
4475 * tree-mudflap.c (add_bb_to_loop): Prototype.
4476 (mf_build_check_statement_for): Properly add new basic-blocks
4478 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4479 if we remove a loop.
4480 (thread_through_loop_header): Likewise.
4481 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4482 new basic-blocks to existing loops.
4483 (expand_transaction): Likewise.
4484 * Makefile.in (except.o): Add $(CFGLOOP_H).
4486 (cgraph.o): Likewise.
4487 (cprop.o): Likewise.
4488 (cfgexpand.o): Likewise.
4489 (cfganal.o): Likewise.
4490 (trans-mem.o): Likewise.
4491 (tree-eh.o): Likewise.
4493 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4496 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4497 (avr_builtin_decl): New static function.
4498 (struct avr_builtin_description, avr_bdesc): Move up.
4499 Add GTY marker. Add field fndecl. Remove redundant field id.
4500 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4501 (avr_expand_builtin): Code cleanup because .id is removed.
4503 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4506 * config.gcc (tm_file): Remove avr/multilib.h.
4508 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4510 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4511 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4512 * config/avr/t-avr: Remove generation of multilib.h.
4513 * config/avr/t-multilib: Regenerate.
4514 * config/avr/multilib.h: Remove.
4515 * config/avr/avr.opt (-msp8): New option.
4516 (avr_sp8): New variable.
4517 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4518 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4519 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4520 (avr_device_to_sp8): New prototype.
4521 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4522 (DRIVER_SELF_SPECS): New define.
4523 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4524 __AVR_SP8__, __AVR_HAVE_SPH__.
4525 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4526 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4527 (avr_file_start): Ditto.
4529 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4532 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4533 instead of 8 in adjust_address.
4535 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4538 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4541 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4544 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4545 Rearrange conditional logic. Move displacement address calculations
4547 (sh_find_mov_disp_adjust): ... this new function.
4549 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4551 * config/arm/arm.opt (mapcs): Remove MaskExists.
4552 * config/cris/linux.opt (mno-gotplt): Likewise.
4553 * config/i386/i386.opt (mhard-float): Likewise.
4555 (mno-sse4): Likewise.
4556 * config/m68k/m68k.opt (mhard-float): Likewise.
4557 * config/mep/mep.op (mcop32): Likewise.
4558 * config/pa/pa-hpux.opt (msio): Likewise.
4559 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4560 * config/picochip/picochip.opt (mlittle): Likewise.
4561 * config/sh/sh.opt (mrenesas): Likewise.
4562 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4563 * config/sparc/sparc.opt (mhard-float): Likewise.
4564 * config/v850/v850.opt (mv850es): Likewise.
4565 * config/vax/vax.opt (mg-float): Likewise.
4567 2012-03-27 Martin Jambor <mjambor@suse.cz>
4570 * tree-sra.c (sra_modify_assign): Do not call
4571 load_assign_lhs_subreplacements when working with an unscalarizable
4574 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4579 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4580 * config/i386/i386.c: Include reload.h.
4581 (ix86_legitimize_reload_address): New function.
4583 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4585 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4586 hasn't been allocated. Define a target macro for Mask and
4587 InverseMask if it hasn't been defined. Remove MaskExists handling.
4589 * doc/options.texi: Remove MaskExists.
4591 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4594 * config/sh/sh.c (find_barrier): Add equality check of last_got
4595 to avoid going above orig insn. Update comments.
4597 2012-03-27 Richard Guenther <rguenther@suse.de>
4600 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4603 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4605 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4606 of a unit before computing the offset in units.
4607 * expr.c (get_bit_range): Return the null range if the enclosing record
4608 is part of a larger bit field.
4610 2012-03-27 Tristan Gingold <gingold@adacore.com>
4612 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4613 * config/ia64/ia64.md: Remove mode in template.
4614 Sign extend operand in expand_simple_binop.
4615 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4616 CASE_VECTOR_MODE instead of TARGET_ILP32.
4617 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4619 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4621 * varasm.c (assemble_external): #if 0 out the new assert from the
4622 previous commit, it breaks the Java and Go front ends.
4624 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4626 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4627 * expr.c (emit_block_move_libcall_fn): Likewise.
4628 (clear_storage_libcall_fn): Likewise.
4629 (expand_expr_addr_expr_1): Likewise.
4630 (expand_expr_real_1): Likewise.
4631 * calls.c (rtx_for_function_call): Likewise.
4633 * varasm.c (assemble_external): Assert this function is only called
4634 during or after expanding to RTL.
4636 2012-03-26 Martin Jambor <mjambor@suse.cz>
4638 PR tree-optimization/50052
4639 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4640 (tree_non_aligned_mem_for_access_p): Likewise.
4641 (build_accesses_from_assign): Removed strict alignment requirements
4643 (access_precludes_ipa_sra_p): Likewise.
4645 2012-03-26 Richard Guenther <rguenther@suse.de>
4647 PR tree-optimization/52701
4648 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4649 compute and set the evolution part of PHI nodes.
4651 2012-03-26 Richard Guenther <rguenther@suse.de>
4653 PR tree-optimization/52721
4654 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4656 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4658 PR tree-optimization/52686
4659 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4662 2012-03-26 Tristan Gingold <gingold@adacore.com>
4664 * config/alpha/vms.h (LINK_SPEC): Simplify.
4665 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4666 (NAME__MAIN, SYMBOL__MAIN): Remove.
4667 (VMS_DEBUG_MAIN_POINTER): Remove.
4668 * config/ia64/vms.h: Likewise.
4669 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4670 code to vms.c. Call vms_start_function.
4671 * config/ia64/ia64.c (ia64_start_function): Likewise.
4672 * config/vms/vms-protos.h (vms_start_function): Declare.
4673 * config/vms/vms.c (vms_start_function): New function.
4674 * config/vms/vms.h (MATH_LIBRARY): Define.
4675 (VMS_DEBUG_MAIN_POINTER): Define.
4677 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4679 PR rtl-optimization/52629
4680 * reload1.c (count_pseudo): Short-circuit common case.
4681 (count_spilled_pseudo): Return early for pseudos without hard regs.
4682 Assert that the pseudo has got a hard reg before manipulating it.
4684 2012-03-24 Jan Hubicka <jh@suse.cz>
4687 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4688 (decide_is_variable_needed): Do not handle toplevel reorder here.
4689 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4690 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4693 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4695 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4696 and str_bitsize instead of more convoluted expressions.
4698 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4701 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4703 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4706 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4708 2012-03-23 Martin Jambor <mjambor@suse.cz>
4710 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4712 2012-03-23 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/52678
4715 * tree-vectorizer.h (struct _stmt_vec_info): Add
4716 loop_phi_evolution_part member.
4717 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4718 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4719 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4720 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4721 Use the cached evolution part and the PHI nodes value from
4722 the loop preheader edge instead of re-analyzing the evolution.
4724 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4726 * config/mips/mips-tables.opt: Update.
4727 * config/mips/mips.md (processor): Add xlp.
4728 * config/mips/mips-cpus.def: Add xlp.
4729 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4731 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4732 * doc/invoke.texi: Mention XLP.
4734 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4737 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4738 on any new_local_var_chain vars declared during recursing on
4739 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4741 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4743 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4744 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4745 (ASM_OUTPUT_LOCAL): Ditto.
4746 (ASM_OUTPUT_COMMON): Remove.
4747 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4748 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4750 2012-03-22 Jan Hubicka <jh@suse.cz>
4753 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4755 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4756 * ipa-inline-transform.c (save_inline_function_body): Remove
4757 copied clone if needed.
4758 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4760 2012-03-22 Richard Guenther <rguenther@suse.de>
4763 * fold-const.c (fold_ternary_loc): Fix typo.
4765 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4768 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4769 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4770 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4771 (delay_cycles_1, delay_cycles_2): Ditto.
4772 (delay_cycles_3, delay_cycles_4): Ditto.
4773 (nopv, *nopv): Ditto.
4774 (sleep, *sleep): Ditto.
4777 2012-03-22 Richard Guenther <rguenther@suse.de>
4779 PR tree-optimization/52548
4780 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4781 because of clobbers.
4782 (prune_clobbered_mems): New function.
4783 (compute_antic_aux): Use it to prune ANTIC_OUT.
4784 (compute_partial_antic_aux): Use it to prune PA_IN.
4785 (compute_avail): Only insert expressions into EXP_GEN that are not
4786 invalidated when translated up to the beginning of the block.
4788 2012-03-22 Richard Guenther <rguenther@suse.de>
4790 PR tree-optimization/52638
4791 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4793 (vect_init_vector): ... here. Handle scalar vector inits.
4794 (vect_get_vec_def_for_operand): Adjust.
4795 (vectorizable_load): Likewise.
4797 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4799 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4800 (alpha*-*-freebsd*): Ditto.
4801 (alpha*-*-netbsd*): Ditto.
4802 (alpha*-*-openbsd*): Ditto.
4803 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4804 (DWARF2_DEBUGGING_INFO): Remove.
4805 (PREFERRED_DEBUGGING_TYPE): Remove.
4806 (ASM_FINAL_SPEC): Remove.
4807 (IDENT_ASM_OP): Remove.
4808 (ASM_OUTPUT_IDENT): Remove.
4809 (SKIP_ASM_OP): Remove.
4810 (ASM_OUTPUT_SKIP): Remove.
4811 (ALIGN_ASM_OP): Remove.
4812 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4813 (ASM_OUTPUT_CASE_LABEL): Remove.
4814 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4815 (COMMON_ASM_OP): Remove.
4816 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4817 (ASCII_DATA_ASM_OP): Remove.
4818 (READONLY_DATA_SECTION_ASM_OP): Remove.
4819 (INIT_SECTION_ASM_OP): Remove.
4820 (FINI_SECTION_ASM_OP): Remove.
4821 (ASM_SECTION_START_OP): Remove.
4822 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4823 (TARGET_ASM_NAMED_SECTION): Remove.
4824 (TARGET_ASM_SELECT_SECTION): Remove.
4825 (MAKE_DECL_ONE_ONLY): Remove.
4826 (TYPE_ASM_OP): Remove.
4827 (SIZE_ASM_OP): Remove.
4828 (ASM_WEAKEN_LABEL): Remove.
4829 (TYPE_OPERAND_FMT): Remove.
4830 (ASM_DECLARE_RESULT): Remove.
4831 (ASM_DECLARE_OBJECT_NAME): Remove.
4832 (ASM_FINISH_DECLARE_OBJECT): Remove.
4833 (ELF_ASCII_ESCAPES): Remove.
4834 (ELF_STRING_LIMIT): Remove.
4835 (STRING_ASM_OP): Remove.
4836 (ASM_OUTPUT_EXTERNAL): Remove.
4837 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4838 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4840 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4841 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4842 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4843 (ASM_OUTPUT_SKIP): Ditto.
4844 (READONLY_DATA_SECTION_ASM_OP): Remove.
4845 (USER_LABEL_PREFIX): Remove.
4846 (ASM_OUTPUT_ASCII): Remove.
4847 (ASM_OUTPUT_CASE_LABEL): Remove.
4848 (NO_DOLLAR_IN_LABEL): Undefine.
4850 2012-03-22 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/52459
4853 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4854 PHI insertion for calls.
4856 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4858 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4859 find_sets_in_insn, canonicalize_insn): Split out from ...
4860 (cse_insn): ... here.
4861 (invalidate_from_clobbers): Take an insn instead of the pattern.
4863 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4866 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4867 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4868 * config/sh/sh.md (sindf2, cosdf2): Remove.
4870 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4873 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4874 prologue for unwinder and profiler.
4876 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4878 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4879 Introduce emul_name to select the right linker emulation for
4880 powerpc64-*-freebsd*.
4881 * configure: Regenerate.
4882 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4883 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4884 * config/rs6000/freebsd64.h: New file.
4885 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4887 (rs6000_savres_strategy): Likewise.
4888 (rs6000_savres_routine_name): Likewise.
4889 (rs6000_elf_file_end): Likewise.
4890 * config/rs6000/t-freebsd64: New file.
4891 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4892 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4894 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4896 * config/rs6000/t-freebsd64: Likewise.
4898 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4900 PR rtl-optimization/52543
4902 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4903 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4904 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4905 (avr_load_libgcc_p): Restrict to __flash loads.
4906 (avr_out_lpm): Only handle 1-byte loads from __flash.
4907 (avr_load_lpm): New function.
4908 (avr_find_unused_d_reg): Remove.
4909 (avr_out_lpm_no_lpmx): Remove.
4910 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4911 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4912 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4913 (load_<mode>, load_<mode>_clobber): New insns.
4914 (mov<mode>): For multi-byte move from non-generic
4915 16-bit address spaces: Expand to load_<mode> resp.
4916 load_<mode>_clobber.
4917 (load<mode>_libgcc): Remove expander.
4918 (split-lpmx): Remove split.
4920 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4922 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4923 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4924 All callers changed.
4925 (Fixed_core_reg): New feature.
4926 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4928 * neon-testgen.ml: Handle Fixed_core_reg.
4930 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4932 * config/arm/arm.c (thumb2_reorg): Add complete support
4933 for 16-bit instructions.
4934 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4936 2012-03-21 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimizer/52636
4939 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4940 to the appropriate type.
4942 2012-03-21 Richard Guenther <rguenther@suse.de>
4944 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4946 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4947 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4948 * passes.c (init_optimization_passes): Remove pass_init_function,
4949 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4950 * tree-pass.h (pass_init_function): Remove.
4951 (pass_jump): Remove.
4952 (pass_initial_value_sets): Remove.
4953 (pass_unshare_all_rtl): Remove.
4954 * integrate.c (pass_initial_value_sets): Remove.
4955 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4956 * tree.h (init_function_for_compilation): Remove.
4957 * function.c (init_function_for_compilation): Remove.
4958 (pass_init_function): Remove.
4959 * cfgcleanup.c (rest_of_handle_jump): Remove.
4960 (pass_jump): Remove.
4962 2012-03-20 Jason Merrill <jason@redhat.com>
4964 * tree-streamer-in.c (streamer_alloc_tree): Call
4965 ggc_alloc_zone_cleared_tree_node instead of
4966 ggc_alloc_zone_cleared_tree_node_stat.
4968 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4970 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4972 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4975 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
4976 (ix86_expand_vec_perm_const_1): Call it.
4978 * config/i386/i386.c (vselect_insn): New variable.
4979 (init_vselect_insn): New function.
4980 (expand_vselect, expand_vselect_insn): Add testing_p argument.
4981 Call init_vselect_insn if vselect_insn is NULL. Adjust
4982 PATTERN (vselect_insn), instead of creating a new insn each time,
4983 only emit a copy of it if not testing and recog has been successful.
4984 (expand_vec_perm_pshufb, expand_vec_perm_1,
4985 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
4989 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
4990 ("enabled" attribute): Handle avx2 and noavx2 isas.
4991 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
4993 (vec_dup<mode>): Add avx2 =x,x alternative.
4994 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
4995 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
4996 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
4997 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
4999 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5000 if possible, handle also V8SFmode.
5002 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5004 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5005 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5006 reg_or_zero_operand predicate.
5007 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5009 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5011 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5012 If operand isn't UNSPEC, return 0.
5014 2012-03-20 Richard Guenther <rguenther@suse.de>
5016 * tree-pass.h (pass_rtl_eh): Remove.
5017 * except.c (gate_handle_eh): Likewise.
5018 (rest_of_handle_eh): Likewise.
5019 (pass_rtl_eh): Likewise.
5020 (finish_eh_generation): Export.
5021 * except.h (finish_eh_generation): Declare.
5022 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5023 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5024 after expanding stack alignment. Instead of compacting blocks
5027 2012-03-20 Richard Guenther <rguenther@suse.de>
5029 * stor-layout.c (finish_bitfield_representative): Fallback
5030 to conservative maximum size if the padding up to the next
5031 field cannot be computed as a constant.
5032 (finish_bitfield_layout): If we cannot compute the distance
5033 between the start of the bitfield representative and the
5034 bitfield member start a new representative.
5035 * expr.c (get_bit_range): The distance between the start of
5036 the bitfield representative and the bitfield member is zero
5037 if the field offsets are not constants.
5039 2012-03-20 Tristan Gingold <gingold@adacore.com>
5041 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5042 convert in lowercase.
5043 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5044 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5045 * stor-layout.c (sizetype_tab): Adjust.
5046 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5047 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5048 instead of type_kind_last.
5049 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5050 instead of size_int_kind.
5051 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5052 * doc/tm.texi: Regenerate.
5053 * defaults.h (SIZETYPE): Provide a default value.
5054 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5057 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5059 * config/sh/sh.md: Use braced string notation where applicable.
5061 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.md (allocate_stack): Simplify.
5065 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5067 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5068 copy_to_mode_reg (Pmode, ...).
5069 (expand_builtin_frame_address): Ditto.
5070 * expr.c (emit_block_move_via_libcall): Ditto.
5071 (set_storage_via_libcall): Ditto.
5073 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5074 (ix86_expand_setmem): Ditto.
5075 (ix86_trampoline_init): DItto.
5076 * config/i386/i386.md (cmpstrnsi): Ditto.
5078 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5080 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5081 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5082 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5083 (SH Options): Likewise.
5085 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5087 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5088 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5089 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5090 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5091 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5094 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5096 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5097 * config/i386/i386.c (ix86_decompose_address): Use
5098 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5099 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5100 thread pointer to a register.
5103 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5105 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5106 if Pmode != word_mode.
5107 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5108 Pmode == SImode for TARGET_X32.
5110 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5111 (tls_initial_exec_x32): Likewise.
5113 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5116 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5117 DISP_ADDR_OFFSET): New macros.
5118 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5119 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5120 (sh_legitimize_address): Add QImode displacement handling.
5121 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5123 (sh_secondary_reload): Add QImode displacement handling.
5124 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5125 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5126 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5127 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5128 to register operands only.
5129 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5130 (extendqihi2): Change insn to expander.
5131 (*extendqihi2_compact_reg): New insn.
5132 (movqi_i, movqi): Replace with ...
5133 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5134 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5135 Add new peepholes for QImode displacement addressing.
5137 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5140 * doc/invoke.texi: Document -Wuseless-cast.
5142 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5144 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5145 * tree.h (handled_component_p): Reorder cases.
5146 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5147 not initialize unsignedp.
5148 (loc_list_from_tree): Likewise.
5149 (fortran_common): Likewise.
5150 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5152 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5154 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5155 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5156 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5157 (ix86_split_long_move): Ditto.
5158 (legitimize_tls_address): Use ix86_gen_sub3.
5159 (construct_plt_address): Assert that Pmode == DImode.
5161 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5163 * config/i386/i386.md: Remove empty predicates and/or constraints.
5164 * config/i386/sync.md: Ditto.
5165 * config/i386/sse.md: Ditto.
5166 * config/i386/mmx.md: Ditto.
5167 * config/i386/pentium.md: Ditto.
5168 * config/i386/athlon.md: Ditto.
5170 2012-03-16 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/52603
5173 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5177 2012-03-14 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/52571
5180 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5181 flag_section_anchors check ...
5182 (vect_can_force_dr_alignment_p): ... here.
5184 2012-03-16 Martin Jambor <mjambor@suse.cz>
5186 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5187 memory through MEM_REFs by calling extract_bit_field.
5189 2012-03-16 Richard Guenther <rguenther@suse.de>
5191 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5192 and REFERENCE_TYPE interpretations.
5193 (can_native_interpret_type_p): New function.
5194 (fold_ternary_loc): Use native encode/interpret to fold
5195 BIT_FIELD_REFs of constants.
5197 2012-03-16 Richard Guenther <rguenther@suse.de>
5200 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5201 of vector constants and constructors.
5203 2012-03-16 Richard Guenther <rguenther@suse.de>
5205 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5206 VIEW_CONVERT_EXPR to convert constants.
5207 (vect_is_simple_use): Treat all constants as vec_constant_def.
5209 2012-03-16 Richard Guenther <rguenther@suse.de>
5210 Kai Tietz <ktietz@redhat.com>
5213 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5214 side-effects completely in the pre-queue and use a temporary
5217 2012-03-16 Richard Guenther <rguenther@suse.de>
5219 * stor-layout.c (finish_bitfield_representative): Fall back
5220 to the conservative maximum size if we cannot compute the
5221 size of the tail padding.
5223 2012-03-16 Tristan Gingold <gingold@adacore.com>
5225 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5226 __CRTL_VER and __VMS_VER.
5227 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5228 and vms_c_get_vms_ver.
5229 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5231 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5232 (VMS_DEFAULT_VMS_VER): Define.
5233 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5234 (VMS_DEFAULT_VMS_VER): Define.
5236 2012-03-16 Richard Guenther <rguenther@suse.de>
5238 * tree-vect-loop.c (get_initial_def_for_induction): Use
5239 build_constructor directly.
5240 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5241 build_vector_from_val.
5242 * tree.c (build_vector_from_val): Avoid creating a constructor
5243 first when we want a constant vector.
5245 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5247 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5249 2012-03-16 Richard Guenther <rguenther@suse.de>
5251 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5252 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5253 (struct tree_vector): Remove elements member, add variable size
5255 (build_vector_stat): Declare.
5256 (build_vector): Define in terms of build_vector_stat.
5257 * tree.c (build_vector): Rename to ...
5258 (build_vector_stat): ... this. Take array of trees as parameter.
5259 (build_vector_from_ctor): Adjust.
5260 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5261 initializer_zerop): Adjust.
5262 * cfgexpand.c (expand_debug_expr): Likewise.
5263 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5264 const_vector_from_tree): Likewise.
5265 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5266 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5267 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5268 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5269 (lto_input_ts_vector_tree_pointers): Adjust.
5270 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5271 (write_ts_vector_tree_pointers): Adjust.
5272 * varasm.c (const_hash_1, compare_constant, copy_constant,
5273 output_constant): Adjust.
5274 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5275 * print-tree.c (print_node): Adjust.
5276 * tree-pretty-print.c (dump_generic_node): Adjust.
5277 * tree-vect-generic.c (uniform_vector_p, vector_element,
5278 lower_vec_perm): Adjust.
5279 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5280 * tree-vect-slp.c (vect_get_constant_vectors,
5281 vect_transform_slp_perm_load): Adjust.
5282 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5283 * expmed.c (make_tree): Adjust.
5284 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5285 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5287 (sparc_fold_builtin): Adjust.
5289 2012-03-16 Tristan Gingold <gingold@adacore.com>
5291 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5292 * config/vms/vms-stdint.h: New file.
5294 2012-03-16 Tristan Gingold <gingold@adacore.com>
5296 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5297 (ia64-hp-*vms*): Replaced by ...
5298 (*-*-*vms*): ... This new entry.
5300 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5303 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5304 (ix86_expand_vec_perm_const_1): Use it.
5307 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5308 (avx2_permv4df): Remove.
5309 (avx2_permv4di): Macroize into...
5310 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5311 (avx2_permv4di_1): Macroize into...
5312 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5314 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5316 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5318 2012-03-15 Ira Rosen <irar@il.ibm.com>
5319 Ulrich Weigand <ulrich.weigand@linaro.org>
5321 * tree-vect-patterns.c (widened_name_p): Rename to ...
5322 (type_conversion_p): ... this. Add new argument to determine
5323 if it's a promotion or demotion operation. Check for
5324 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5325 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5327 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5328 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5330 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5331 non-constant then and else clauses.
5333 2012-03-15 Ira Rosen <irar@il.ibm.com>
5334 Ulrich Weigand <ulrich.weigand@linaro.org>
5336 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5337 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5339 * tree-vect-patterns.c (widened_name_p): Pass basic block
5340 info to vect_is_simple_use.
5341 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5342 (vect_recog_widen_sum_pattern): Likewise.
5343 (vect_handle_widen_op_by_const): Support basic blocks.
5344 (vect_operation_fits_smaller_type,
5345 vect_recog_over_widening_pattern): Likewise.
5346 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5347 Update call to vect_is_simple_use.
5348 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5350 (check_bool_pattern): Add an argument, update call to
5351 vect_is_simple_use and the recursive calls.
5352 (vect_recog_bool_pattern): Update relevant function calls.
5354 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5355 (vect_pattern_recog_1): Check for reduction only in loops.
5356 (vect_pattern_recog): Add new argument. Support basic blocks.
5357 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5358 info to vect_is_simple_use_1.
5359 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5360 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5362 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5363 Andrew Pinski <apinski@cavium.com>
5366 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5367 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5368 calls instead of __builtin_ir{int,ound}*.
5370 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5372 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5375 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5377 * config.gcc (target_type_format_char): New. Document it. Set it for
5379 * configure.ac (gnu_unique_option): Use target_type_format_char
5380 in test. Comment rationale.
5381 * configure: Regenerate .
5383 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5385 PR tree-optimization/52267
5386 * tree-vrp.c (masked_increment): New function.
5387 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5388 from (X & CST1) cmp CST2 tests.
5390 2012-03-15 Richard Guenther <rguenther@suse.de>
5393 * tree-data-ref.c (subscript_dependence_tester_1): Check
5394 all dimensions for non-conflicting access functions.
5396 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5399 * doc/invoke.texi [C++ Language Options]: Document
5400 -ftemplate-backtrace-limit.
5402 2012-03-15 Tristan Gingold <gingold@adacore.com>
5404 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5407 2012-03-15 Tristan Gingold <gingold@adacore.com>
5409 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5410 use DW_OP_call_frame_cfa.
5412 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5415 * config/i386/i386-opts.h (pmode): New.
5417 * config/i386/i386.c (ix86_option_override_internal): Properly
5418 check and set ix86_pmode.
5420 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5422 * config/i386/i386.opt (maddress-mode=): New.
5424 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5426 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5428 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5429 (dwarf2out_do_cfi_asm): Likewise.
5430 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5432 (add_data_member_location_attribute): Likewise.
5433 (gen_array_type_die): Likewise.
5434 (gen_subprogram_die): Likewise.
5435 (gen_producer_string): Likewise.
5436 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5437 Remove MIPS_DEBUGGING_INFO handling.
5438 (sdb_debug_hooks): Likewise.
5439 (sdbout_begin_block): Likewise.
5440 (sdbout_end_block): Likewise.
5441 (sdbout_begin_prologue): Likewise.
5442 (sdbout_start_source_file): Likewise.
5443 (sdbout_end_source_file): Likewise.
5444 (sdbout_init): Likewise.
5445 * system.h (MIPS_DEBUGGING_INFO): Poison.
5447 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5449 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5450 (alpha_file_start) [MS_STAMP]: Remove.
5452 * config/alpha/elf.h (TARGET_GAS): Remove.
5453 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5454 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5455 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5456 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5457 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5458 (alpha*-*-freebsd*): Likewise.
5459 (alpha*-*-netbsd*): Likewise.
5460 (alpha*-*-openbsd*): Likewise.
5461 (alpha*-*-*): Remove target_cpu_default2.
5462 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5464 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5465 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5466 * config/alpha/alpha.c (print_operand): Always assume
5467 TARGET_AS_SLASH_BEFORE_SUFFIX.
5468 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5469 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5470 ("*builtin_setjmp_receiver_er_1"): Remove.
5471 * config/alpha/alpha.opt (malpha-as): Remove.
5473 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5475 Remove DEC Unix reference.
5477 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5478 (EXTENDED_COFF): Remove.
5479 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5480 (EXTENDED_COFF): Don't undef.
5481 * config/alpha/alpha.c (alpha_file_start): Always assume
5483 Don't set targetm.asm_file_start_file_directive.
5484 [!OBJECT_FORMAT_ELF]: Remove.
5485 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5487 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5488 (DBX_DEBUGGING_INFO): Remove.
5489 (MIPS_DEBUGGING_INFO): Remove.
5490 (PREFERRED_DEBUGGING_TYPE): Remove.
5491 (DBX_OUTPUT_SOURCE_LINE): Remove.
5492 (SDB_OUTPUT_SOURCE_LINE): Remove.
5493 (DBX_CONTIN_LENGTH): Remove.
5494 (NO_DBX_FUNCTION_END): Remove.
5495 (ASM_STABS_OP): Remove.
5496 (ASM_STABN_OP): Remove.
5497 (ASM_STABD_OP): Remove.
5498 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5499 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5500 (PUT_SDB_DEF): Remove.
5501 (PUT_SDB_PLAIN_DEF): Remove.
5502 (PUT_SDB_TYPE): Remove.
5503 (sdb_label_count): Remove.
5504 (PUT_SDB_BLOCK_START): Remove.
5505 (PUT_SDB_BLOCK_END): Remove.
5506 (PUT_SDB_FUNCTION_START): Remove.
5507 (PUT_SDB_FUNCTION_END): Remove.
5508 (PUT_SDB_EPILOGUE_END): Remove.
5509 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5510 (MIPS_DEBUGGING_INFO): Don't undef.
5511 (DBX_DEBUGGING_INFO): Don't undef.
5512 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5513 (MIPS_DEBUGGING_INFO): Don't undef.
5514 (DBX_DEBUGGING_INFO): Don't undef.
5515 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5516 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5518 (alpha_start_function): Likewise.
5519 (sdb_label_count): Remove.
5520 (alpha_output_filename): Remove DBX_DEBUG handling.
5521 (alpha_file_start): Likewise.
5523 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5525 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5526 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5527 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5529 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5530 (ld_tls_support): Remove Solaris 8 references.
5531 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5532 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5533 * configure: Regenerate.
5534 * config.in: Regenerate.
5536 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5537 * config/i386/sol2.h: Remove Solaris 8 references.
5539 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5540 (i?86-*-solaris2.9): ... this.
5541 Remove Solaris 8 references.
5542 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5543 Remove Solaris 8 references.
5545 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5547 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5548 (mips-sgi-irix6.5*): Remove.
5549 * config.host (mips-sgi-irix*): Remove.
5550 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5551 (set_have_as_tls): Remove *-*-irix6*.
5552 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5553 * configure: Regenerate.
5555 * config/mips/iris6.h: Remove.
5556 * config/mips/iris6.opt: Remove.
5557 * config/mips/t-irix6: Remove.
5559 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5560 (TARGET_IRIX6): Remove.
5561 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5562 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5563 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5565 (mips_file_start): Likewise.
5566 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5568 * config/mips/driver-native.c [__sgi__]: Remove.
5569 (host_detect_local_cpu) [__sgi__]: Remove.
5571 * config/mips/gnu-user.h: Remove iris5.h reference.
5573 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5574 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5575 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5578 * gcc.c (main): Move asm_debug initialization ...
5579 (asm_debug): ... here.
5581 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5583 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5584 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5585 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5586 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5587 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5588 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5590 * doc/tm.texi: Regenerate.
5592 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5594 (MIPS Options, -march): Remove IRIX reference.
5595 * doc/install.texi (Binaries, SGI IRIX): Remove.
5596 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5598 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5600 2012-03-14 Martin Jambor <mjambor@suse.cz>
5602 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5603 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5604 (expand_expr_real_1): Do not handle misalignment if modifier is
5607 2012-03-14 Richard Guenther <rguenther@suse.de>
5610 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5611 element type instead of mode, use build_vector_type_for_mode
5612 instead of the langhook, build a vector of proper signedness.
5613 (expand_vector_operations_1): Adjust.
5615 2012-03-14 Richard Guenther <rguenther@suse.de>
5618 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5619 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5620 (gimple_get_virt_method_for_binfo): Likewise.
5622 2012-03-14 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/52571
5625 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5626 flag_section_anchors check ...
5627 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5628 DECL_COMMON variables.
5630 2012-03-14 Richard Guenther <rguenther@suse.de>
5632 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5633 * stor-layout.c (start_bitfield_representative): New function.
5634 (finish_bitfield_representative): Likewise.
5635 (finish_bitfield_layout): Likewise.
5636 (finish_record_layout): Call finish_bitfield_layout.
5637 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5638 for QUAL_UNION_TYPE fields.
5639 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5640 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5641 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5646 * expr.c (get_bit_range): Unconditionally extract bitrange
5647 from DECL_BIT_FIELD_REPRESENTATIVE.
5648 (expand_assignment): Adjust call to get_bit_range.
5650 2012-03-14 Richard Guenther <rguenther@suse.de>
5653 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5654 the outermost conversion is a sign-change only.
5655 (fold_binary_loc): Disregard widening and sign-changing
5656 conversions when we determine if two variables are equal
5658 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5659 (T1)x if the outermost conversion is a sign-change only.
5661 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5664 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5666 * config/i386/predicates.md (constant_call_address_operand): Declare
5667 as special predicate. Update all uses.
5669 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5672 * c-parser.c (c_parser_postfix_expression)
5673 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5675 * config/i386/smmintrin.h: Avoid /* within a comment.
5676 * config/i386/nmmintrin.h: Likewise.
5678 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386.md (xbegin): Remove constraint from expander.
5682 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/predicates.md (constant_call_address_operand): Declare
5685 as special predicate. Update all uses.
5686 * config/i386/i386.md: Remove mode from constant_call_address_operand
5688 * config/i386/i386.c (ix86_output_call_insn): Call
5689 constant_call_address_operand with VOIDmode.
5691 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5694 AND zero extended address correctly.
5696 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5698 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5700 (tls_modbase_operand): Ditto.
5701 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5702 tls_modbase_operand predicates.
5704 2012-03-13 Martin Jambor <mjambor@suse.cz>
5706 * expr.c (expand_assignment): Handle misaligned scalar writes to
5707 memory through top-level MEM_REFs by calling store_bit_field.
5709 2012-03-13 Richard Guenther <rguenther@suse.de>
5712 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5713 if Y is a constant multiple of 1 << CST.
5715 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5718 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5719 offset (size) to a value the insns can deal with.
5720 (expand_epilogue): Ditto.
5722 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5724 * config/arm/neon.ml (ops): Fixup expected instructions for
5725 unsigned vector compares.
5727 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5729 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5730 addresses only when %reg is not in word mode.
5732 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5734 * config/microblaze/microblaze.md: Fix typo.
5735 * tree-if-conv.c: Likewise.
5736 * tree-vect-patterns.c: Likewise.
5738 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5740 * config.gcc (extra_passes): Remove.
5741 * configure.ac (extra_passes): Don't substitute.
5742 * configure: Regenerate.
5743 * Makefile.in (EXTRA_PASSES): Remove.
5744 (GCC_PASSES): Remove $(EXTRA_PASSES).
5745 (MOSTLYCLEANFILES): Likewise.
5747 (install-common): Likewise.
5749 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5752 * config/i386/i386.c (ix86_decompose_address): Use
5753 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5754 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5755 thread pointer to a register.
5757 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5759 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5760 on tls_symbolic_operand.
5761 (tls_global_dynamic_64_<mode>): Likewise.
5763 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5766 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5767 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5769 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5772 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5773 type from reg_class_t to enum reg_class.
5774 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5776 2012-03-12 Andrew Pinski <apinski@cavium.com>
5778 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5779 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5780 (value_replacement): Likewise.
5781 (empty_block_p): Check also if the PHIs for the block are empty.
5783 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5786 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5787 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5788 r184615 from 2012-02-28.
5790 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5793 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5794 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5795 and ix86_gen_tls_local_dynamic_base_64.
5796 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5797 ix86_gen_tls_local_dynamic_base_64.
5799 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5800 (*tls_global_dynamic_64_<mode>): This.
5801 (tls_global_dynamic_64): Renamed to ...
5802 (tls_global_dynamic_64_<mode>): This.
5803 (*tls_local_dynamic_base_64): Renamed to ...
5804 (*tls_local_dynamic_base_64_<mode>): This.
5805 (tls_local_dynamic_base_64): Renamed to ...
5806 (tls_local_dynamic_base_64_<mode>): This.
5808 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5810 * config/i386/i386.c (ix86_option_override_internal): Properly
5811 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5812 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5813 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5814 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5816 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5817 (sse3_monitor64_<mode>): This.
5819 2012-03-12 Tristan Gingold <gingold@adacore.com>
5821 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5822 (ia64_function_arg_advance): Ditto.
5824 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5826 * config.gcc (mips*-*-openbsd*): Remove.
5827 * config/mips/openbsd.h: Remove.
5828 * config/mips/sdb.h: Remove.
5830 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5831 * config/mips/mips.c (sdb_label_count): Remove.
5832 (mips_debugger_offset): Remove #if 0 code.
5833 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5834 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5836 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5838 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5840 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5841 Update binutils references.
5842 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5843 Update binutils reference.
5844 Update Sun as/GNU ld caveat.
5845 Document binutils largefile requirement for LTO plugin.
5846 Remove reference to alternate libpthread.
5848 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5850 * config.gcc (alpha*-dec-osf5.1*): Remove.
5851 * config.host (alpha*-dec-osf*): Remove.
5852 * configure.ac (*-*-osf*): Remove.
5853 (alpha*-dec-osf*): Remove.
5854 * configure: Regenerate.
5856 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5857 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5859 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5860 * config/alpha/alpha.c (struct machine_function): Update comment.
5861 (alpha_start_function): Remove Tru64 UNIX as handling for
5863 * config/alpha/alpha.md ("exception_receiver"): Remove
5864 TARGET_LD_BUGGY_LDGP.
5865 ("*exception_receiver_2"): Likewise.
5866 * except.c (finish_eh_generation): Remove Tru64 reference.
5867 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5868 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5869 * target.def (handle_pragma_extern_prefix): Remove.
5871 * Makefile.in (mips-tfile.o-warn): Remove.
5872 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5873 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5874 * mips-tdump.c, mips-tfile.c: Remove.
5876 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5878 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5879 (Specific, alpha*-dec-osf5.1): Note removal.
5880 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5882 * doc/tm.texi: Regenerate.
5883 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5885 2012-03-12 Richard Guenther <rguenther@suse.de>
5887 * config/arm/arm.c (neon_dereference_pointer): Do not call
5888 covert during RTL expansion.
5890 2012-03-12 Tristan Gingold <gingold@adacore.com>
5892 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5893 Options. Mention -mpointer-size.
5895 2012-03-12 Richard Guenther <rguenther@suse.de>
5897 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5898 build_nonstandard_integer_type.
5900 2012-03-12 Richard Guenther <rguenther@suse.de>
5902 * tree.c (signed_or_unsigned_type_for): Use
5903 build_nonstandard_integer_type.
5904 (signed_type_for): Adjust documentation.
5905 (unsigned_type_for): Likewise.
5906 * tree-pretty-print.c (dump_generic_node): Use standard names
5907 for non-standard integer types if available.
5909 2012-03-12 Tristan Gingold <gingold@adacore.com>
5911 * config/vms/vms.opt: Add vms-opts.h header.
5912 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5914 (-mvms-return-codes): Document.
5915 (-mpointer-size): New option.
5916 (vms_pointer_size): Add enumeration.
5917 * config/vms/vms-opts.h: New file.
5918 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5919 __INITIAL_POINTER_SIZE.
5920 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5921 (C_COMMON_OVERRIDE_OPTIONS): Define.
5922 (DWARF2_ADDR_SIZE): Define.
5923 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5924 * config/vms/vms-protos.h (vms_c_common_override_options):
5926 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5927 if -mno-pointer-size.
5928 (vms_c_common_override_options): New function.
5929 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5930 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5931 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5932 and flag_vms_pointer_size.
5933 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5934 * config.gcc (*-*-*vms*): Define xm_file.
5935 (alpha*-dec-*vms*): Do not define xm_file.
5936 (alpha64-dec-*vms*): Remove.
5937 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5940 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5942 PR tree-optimization/51721
5943 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5944 if (int) unsvar cmp CST.
5946 2012-03-12 Richard Guenther <rguenther@suse.de>
5948 * tree-sra.c (create_access_replacement): Only rename the replacement
5949 if we can rewrite it into SSA form. Properly mark register typed
5950 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5951 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5952 for aggregate or BLKmode results.
5954 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5956 PR tree-optimization/52533
5957 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5958 type for mask, only handle shifts by non-zero in-range
5959 shift count, for LE_EXPR and GT_EXPR if new_val is
5960 maximum, don't add the assertion.
5962 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5964 * doc/invoke.texi: Document -mrtm option.
5965 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5966 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5967 (ix86_handle_option): Handle OPT_mrtm.
5968 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5970 (x86_64-*-*): Ditto.
5971 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5972 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5974 (ix86_target_string): Define -mrtm option.
5976 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
5978 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
5979 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
5981 (bdesc_special_args): Ditto.
5982 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
5983 (ix86_expand_special_args_builtin): Handle new built-in type.
5984 (ix86_expand_builtin): Handle XABORT instruction.
5985 * config/i386/i386.h (TARGET_RTM): New.
5986 * config/i386/i386.md (UNSPECV_XBEGIN): New.
5987 (UNSPECV_XEND): Ditto.
5988 (UNSPECV_XABORT): Ditto.
5989 (UNSPECV_XTEST): Ditto.
5996 * config/i386/i386.opt (mrtm): New.
5997 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
5998 * config/i386/rtmintrin.h: New header.
5999 * config/i386/xtestintrin.h: Ditto.
6001 2012-03-12 Tristan Gingold <gingold@adacore.com>
6003 * ginclude/stddef.h: Adjust previous patch.
6004 Use __VMS__ instead of VMS.
6006 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6008 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6009 Also convert sequences with CC setting arithmetic instruction.
6011 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6013 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6014 from C Language Options to Preprocessor Options.
6015 (C Dialect Options): Move -no-integrated-cpp documentation
6017 (Preprocessor Options): ...to here. Rewrite the description
6018 so it makes more sense, and remove discussion of merging front ends.
6020 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6022 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6024 (ix86_expand_setmem): Likewise.
6026 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6028 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6031 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6033 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6034 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6036 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6040 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6042 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6045 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6046 Uros Bizjak <ubizjak@gmail.com>
6048 * config/i386/predicates.md (call_insn_operand): Allow
6049 constant_call_address_operand in Pmode only.
6050 (sibcall_insn_operand): Ditto.
6051 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6052 (*call_vzeroupper): Ditto.
6054 (*sibcall_vzeroupper): Ditto.
6055 (*call_value): Ditto.
6056 (*call_value_vzeroupper): Ditto.
6057 (*sibcall_value): Ditto.
6058 (*sibcall_value_vzeroupper): Ditto.
6059 (*indirect_jump): Ditto.
6060 (*tablejump_1): Ditto.
6061 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6063 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6066 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6069 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6070 Use movrt_negc instead of negc pattern for non-SH2A.
6072 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6074 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6076 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6077 if Pmode != word_mode.
6078 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6079 Pmode == SImode for TARGET_X32.
6081 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6082 (tls_initial_exec_x32): Likewise.
6084 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6086 PR rtl-optimization/52528
6087 * combine.c (can_combine_p): Add setting of subst_low_luid
6088 before call to expand_field_assignment().
6090 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6092 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6093 and related program names.
6095 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6097 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6099 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6102 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6103 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6105 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6106 (*movdi_internal_rex64): Use %E operand modifier for lea.
6107 (*movsi_internal): Ditto.
6109 (*lea<mode>_2): Ditto.
6110 (*lea_{3,4,5,6}_zext): Ditto.
6111 (*tls_global_dynamic_32_gnu): Ditto.
6112 (*tls_global_dynamic_64): Ditto.
6113 (*tls_dynamic_gnu2_lea_32): Ditto.
6114 (*tls_dynamic_gnu2_lea_64): Ditto.
6115 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6117 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6119 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6120 redefine to be NULL if the current bit-size is different from the
6121 configured bit-size.
6123 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6124 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6125 set the default tuning. Add asserts to make sure the cpu and tune
6126 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6127 test whether the index is set, instead of > 0.
6128 (rs6000_file_start): Do not reset the default cpu if the current
6129 bit-size is different from the configured bit-size.
6131 2012-03-09 Tristan Gingold <gingold@adacore.com>
6133 * config/vms/vms-crtlmap.map: Add comments.
6134 Add entries needed to build Ada RTS.
6136 2012-03-09 Tristan Gingold <gingold@adacore.com>
6138 * ginclude/stddef.h: Do not define __size_t on VMS.
6140 2012-03-09 Tristan Gingold <gingold@adacore.com>
6142 * c-tree.h (c_default_pointer_mode): New variable.
6143 * c-decl.c (c_default_pointer_mode): New variable.
6144 (c_build_pointer_type): New function.
6145 (grokdeclarator): Call c_build_pointer_type instead
6146 of build_pointer_type.
6148 * config/vms/vms-c.c: Include c-tree.h
6149 (saved_pointer_mode): New variable.
6150 (handle_pragma_pointer_size): New function.
6151 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6152 (vms_c_register_pragma): Register __pointer_size and
6153 __required_pointer_size pragmas.
6155 2012-03-09 Tristan Gingold <gingold@adacore.com>
6157 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6158 (vms_c_register_includes): Reference it.
6160 2012-03-09 Andrew Pinski <apinski@cavium.com>
6163 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6165 (tree_ssa_phiopt_worker): Go through all the PHIs for
6166 value_replacement instead of just the singleton one.
6167 (value_replacement): Change return type to int. Return 0 instead of
6169 Allow the middle basic block to contain more than just the defining
6171 Handle non empty middle basic blocks.
6172 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6174 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6176 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6177 array reference and component reference.
6178 (analyze_scalar_evolution_for_address_of): New.
6180 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6183 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6184 (hwloop_pattern_reg): Fix set but not used warning.
6185 (bfin_reorg_loops): Remove unused parameter.
6186 (bfin_reorg): Update use of bfin_reorg_loops.
6188 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6190 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6191 with integer parameters in registers.
6192 (gen_push): Push register in word_mode instead of Pmode.
6193 (ix86_emit_save_regs): Likewise.
6194 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6195 (gen_pop): Pop register in word_mode instead of Pmode.
6196 (ix86_emit_restore_regs_using_pop): Likewise.
6197 (ix86_expand_prologue): Replace Pmode with word_mode for push
6198 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6199 restore RAX and R10 in word_mode.
6200 (ix86_emit_restore_regs_using_mov): Restore integer registers
6202 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6204 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6205 (ix86_split_long_move): Likewise.
6207 * config/i386/i386.md (W): New.
6208 (*push<mode>2_prologue): Replace :P with :W.
6209 (*pop<mode>1): Likewise.
6210 (*pop<mode>1_epilogue): Likewise.
6211 (push/pop peephole2): Use word_mode scratch registers.
6213 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6215 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6217 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6219 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6220 for constants in [-63,63].
6222 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6226 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6228 * config/i386/i386.c (ix86_print_operand_address): Only handle
6229 zero-extended DImode addresses.
6231 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6233 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6234 * configure: Regenerate.
6236 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6239 * config/avr/avr.c (avr_mem_clobber): New static function.
6240 (avr_expand_delay_cycles): Add memory clobber operand to
6241 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6242 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6243 (enable_interrupt, disable_interrupt): New expander.
6244 (nopv, sleep, wdr): New expanders.
6245 (delay_cycles_1): Add memory clobber.
6246 (delay_cycles_2): Add memory clobber.
6247 (delay_cycles_3): Add memory clobber.
6248 (delay_cycles_4): Add memory clobber.
6249 (cli_sei): New insn from former "enable_interrupt",
6250 "disable_interrupt" with memory clobber.
6251 (*wdt): New insn from former "wdt" with memory clobber.
6252 (*nopv): Similar, but for "nopv".
6253 (*sleep): Similar, but for "sleep".
6255 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6256 Kaz Kojima <kkojima@gcc.gnu.org>
6259 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6260 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6261 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6263 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6265 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6266 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6267 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6269 2012-03-07 Walter Lee <walt@tilera.com>
6271 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6272 REG_CFA_* notes for the stack pointer.
6273 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6274 EH_RETURN_STACKADJ_RTX.
6275 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6276 generate REG_CFA_* notes for the stack pointer.
6277 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6278 by EH_RETURN_STACKADJ_RTX.
6280 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6282 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6283 when __AVR_3_BYTE_PC__ is defined.
6285 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6287 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6288 (ix86_print_operand): Handle '^'.
6289 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6290 using P mode iterator. Add %^ to asm template to conditionally emit
6292 (*rep_movdi_rex64): Ditto.
6293 (*strsetdi_rex_1): Ditto.
6294 (*rep_stosdi_rex64): Ditto.
6295 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6296 conditionally emit addr32 prefix.
6297 (*rep_mov{si,qi}): Ditto.
6298 (*strset{si,hi,qi}): Ditto.
6299 (*rep_stos{si,qi}): Ditto.
6300 (*cmpstrnqi_nz_1): Ditto.
6301 (*cmpstrnqi_1): Ditto.
6302 (*strlenqi_1): Ditto.
6304 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6306 * config/i386/i386.c (function_value_64): Return pointers in
6307 word_mode instead of Pmode.
6308 (ix86_promote_function_mode): Likewise.
6310 2012-03-07 Richard Guenther <rguenther@suse.de>
6312 * coverage.c (get_gcov_type): Use type_for_mode.
6313 (get_gcov_unsigned_t): Likewise.
6314 * expr.c (store_constructor): Use type_for_mode.
6315 (try_casesi): Likewise.
6316 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6317 (add_standard_iv_candidates): Use standard type trees.
6318 * dojump.c (do_jump): Remove dead code.
6320 2012-03-07 Richard Guenther <rguenther@suse.de>
6322 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6324 2012-03-07 Richard Guenther <rguenther@suse.de>
6326 * convert.c (strip_float_extensions): Move ...
6327 * tree.c (strip_float_extensions): ... here.
6329 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6332 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6334 2012-03-07 Richard Guenther <rguenther@suse.de>
6336 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6337 (expand_omp_for_generic): Likewise.
6338 (expand_omp_for_static_nochunk): Likewise.
6339 (expand_omp_for_static_chunk): Likewise.
6340 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6341 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6342 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6343 Use unsigned_type_for.
6344 (vect_create_cond_for_align_checks): Use signed_type_for.
6346 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6348 PR rtl-optimization/52203
6349 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6350 all callers to pass NULL except ...
6351 (reset_sched_cycles_in_current_ebb): ... here, save the value
6352 in new variable 'empty'. Increase issue_rate only for
6355 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6358 * Makefile.in: Let install-gcc-ar depend on installdirs,
6359 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6360 Don't double canonicalize if cross-compiling.
6362 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6365 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6366 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6367 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6369 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6372 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6374 * config/avr/avr.md (xload_8): Adjust insn length.
6376 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6379 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6380 if RAMPZ affects reading from RAM.
6382 2012-03-07 Richard Guenther <rguenther@suse.de>
6386 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6387 suggests you can include PCHs from inside another header.
6389 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6392 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6394 2012-03-07 Kai Tietz <ktietz@redhat.com>
6396 * doc/invoke.texi (fwritable-relocated-rdata): Document
6397 new Cygwin/MinGW target option.
6398 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6399 reloc if flag -fwritable-relocated-rdata is not set.
6400 (i386_pe_section_type_flags): Likewise.
6401 * config/i386/cygming.opt (fwritable-relocated-rdata):
6402 Add new flag variable flag_writable_rel_rdata.
6404 2012-03-07 Richard Guenther <rguenther@suse.de>
6406 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6407 precision against gimple constraints.
6409 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6412 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6414 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6415 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6417 (init_emit_regs): Move associated initialization to...
6418 (init_emit_once): ...here.
6420 2012-03-06 Richard Henderson <rth@redhat.com>
6422 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6423 * config/m68k/sync.md (atomic_test_and_set): Use it.
6424 (atomic_test_and_set_1): Likewise.
6426 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6429 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6430 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6431 (vector_ltgt<mode>): Likewise.
6432 (vector_ordered<mode>): Likewise.
6433 (vector_unordered<mode>): Likewise.
6434 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6436 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6438 * trans-mem.c: New typedef for tm_region_p.
6439 Define vector types for tm_region_p.
6440 (tm_region_init): Replace region_worklist to a vector called
6443 2012-03-06 Richard Guenther <rguenther@suse.de>
6445 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6446 MEM_REF with constant pointer operand.
6448 2012-03-06 Richard Guenther <rguenther@suse.de>
6451 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6453 2012-03-06 Tristan Gingold <gingold@adacore.com>
6455 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6456 (external_model_kind): Improve documentation.
6457 (vms_pragma_extern_model): Handle relaxed_redef.
6458 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6460 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6462 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6463 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6464 Some more notes on EIND usage and reorder EIND subsection.
6466 2012-03-06 Tristan Gingold <gingold@adacore.com>
6468 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6469 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6471 2012-03-06 Tristan Gingold <gingold@adacore.com>
6473 * config/vms/t-vmsnative (version): Define.
6474 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6476 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6478 PR rtl-optimization/52250
6479 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6480 to put note list into. Unconditionally call move_bb_info.
6481 (move_bb_info): Do not assert the blocks being in the same region,
6482 just drop the note list if they are not.
6484 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6487 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6488 and use unified expansion logic.
6489 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6490 closer to the existing movt insn.
6491 (negc): Rename insn to *negc. Add new expander.
6492 (movnegt): Use xor pattern for T bit negation. Reserve helper
6493 constant for negc pattern.
6494 (*movnegt): New insn and splitter.
6496 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6498 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6501 2012-03-05 Richard Henderson <rth@redhat.com>
6503 * genemit.c (main): Include "target.h" in insn-emit.c.
6504 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6505 * config/sh/sync.md (atomic_test_and_set): Reference
6506 targetm.atomic_test_and_set_trueval instead of
6507 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6509 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6511 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6514 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6516 * langhooks.c (add_builtin_type): New function.
6517 * langhooks.h (add_builtin_type): Export it.
6518 * config/mep/mep.c (mep_init_builtins): Use it.
6519 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6521 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6524 * tree.h (BLOCK_SAME_RANGE): Define.
6525 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6526 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6527 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6528 isn't equal to supercontext fragment's fragment chain.
6529 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6531 (blocks_nreverse_all): Likewise.
6532 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6533 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6534 supercontext fragment's fragment origin.
6535 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6536 range as its parent (or parents thereof etc.), use the parent's
6537 DW_AT_ranges value instead of creating a new .debug_ranges range.
6539 2012-03-05 Richard Henderson <rth@redhat.com>
6542 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6543 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6544 BIGGEST_ALIGNMENT is aligned.
6546 2012-03-05 Richard Henderson <rth@redhat.com>
6548 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6549 * config/sh/sh.c: ... here.
6551 2012-03-05 Richard Henderson <rth@redhat.com>
6554 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6555 instead of calling negqi2 directly.
6557 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6560 * trans-mem.c (tm_region_init): Use last_basic_block.
6562 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6564 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6565 * config/sh/sync.md (atomic_test_and_set): New expander.
6566 (tasb, atomic_test_and_set_soft): New insns.
6567 * config/sh/sh.opt (menable-tas): New option.
6568 * doc/invoke.texi (SH Options): Document it.
6570 2012-03-05 Richard Guenther <rguenther@suse.de>
6572 * cfgloop.c (verify_loop_structure): Verify dominators before
6574 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6575 dominators from here.
6576 * graphite-scop-detection.c (create_sese_edges): Likewise.
6577 * loop-doloop.c (doloop_optimize_loops): Likewise.
6578 * loop-init.c (loop_optimizer_init): Likewise.
6579 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6580 * loop-unswitch.c (unswitch_loops): Likewise.
6581 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6582 * tree-parloops.c (parallelize_loops): Likewise. Verify
6583 only when checking is enabled.
6584 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6586 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6588 * genautomata.c (parse_automata_opt): New static function.
6589 (initiate_automaton_gen): Remove all option handling code. Remove
6590 argc argument. All callers changed.
6591 (main): Call init_rtx_reader_args_cb with the new function as argument.
6593 2012-03-05 Richard Guenther <rguenther@suse.de>
6595 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6596 * tree-if-conv.c (combine_blocks): Free post-dominator info
6598 * tree-parloops.c (create_parallel_loop): Free and re-compute
6599 dominator info after breaking it.
6601 2012-03-05 Richard Guenther <rguenther@suse.de>
6604 * optabs.h (trapv_unoptab_p): New function.
6605 (trapv_binoptab_p): Likewise.
6606 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6607 a proper equiv_may_trap argument.
6608 (expand_unop): Likewise.
6609 (emit_libcall_block_1): Take extra argument whether the
6610 instruction may trap. Renamed from ...
6611 (emit_libcall_block): ... this. New wrapper.
6613 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6615 PR tree-optimization/51721
6616 * tree-vrp.c (register_edge_assert_for_2): If comparing
6617 lhs of right shift by constant with an integer constant,
6618 add ASSERT_EXPRs for the rhs1 of the right shift.
6620 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6622 2012-03-05 Richard Guenther <rguenther@suse.de>
6624 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6625 (integer_onep): Likewise.
6626 (integer_all_onesp): Likewise.
6628 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6630 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6632 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6634 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6635 instead of TARGET_64BIT.
6637 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6642 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6644 * config/i386/i386.c (ix86_print_operand_address): Only handle
6645 zero-extended DImode addresses.
6647 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6649 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6650 taken and cputaken as bool.
6652 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/constraints.md (Ya): New internal constraint.
6655 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6656 (*zero_extendsidi2_rex64): Add x,x alternative.
6657 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6658 Remove flags reg clobber. Adjust corresponding splits.
6659 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6660 zero_extendqisi2 expanders using SWI12 mode iterator.
6661 (zero_extend<mode>si2_and): Macroize insn from
6662 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6664 (*zero_extend<mode>si2): Macroize insn from
6665 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6666 (*zero_extend*2_movzbl_and): Remove insn patterns.
6667 (zero_extendqihi2_and): Merge corresponding splitter.
6668 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6669 (*zero_extend*2_movzbl_and): Remove insn patterns.
6670 (*anddi_1): Split TYPE_IMOVX instructions.
6671 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6673 (and->zext splitter): Add splitter pattern.
6674 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6676 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6678 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6680 (Debugging Options): Likewise.
6681 (Optimize Options): Likewise.
6682 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6683 with other architectures. Use official processor names with correct
6684 spelling/capitalization. Fix formatting and grammar issues.
6685 (i386 and x86-64 Windows Options): Similar cleanup here.
6687 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6689 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6691 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6694 DBX_REGISTER_NUMBER.
6696 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6698 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6699 operand is CONST_INT. Take COSTS_N_INSNS into account.
6700 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6703 2012-03-02 Richard Henderson <rth@redhat.com>
6705 * optabs.c (expand_atomic_test_and_set): Honor
6706 atomic_test_and_set_trueval even when atomic_test_and_set
6707 optab is not in use.
6709 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6713 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6714 GENERAL_REGS and FP_REGS for SImode.
6716 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6719 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6720 (absdi2): New expander.
6721 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6723 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6725 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6726 (atomic_exchange<mode>_soft): New insn.
6728 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6730 * config/sh/sync.md: Update copyright notice dates.
6731 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6733 (atomic_compare_and_swap<mode>_soft): Likewise.
6735 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6738 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6739 * config/sh/sh.c: Update copyright notice dates.
6740 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6741 alignment for TARGET_HARD_SH4.
6742 (sh_option_override): Reduce default function alignment. Set
6743 loop alignment to 4 bytes when not optimizing for size.
6745 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6748 * doc/invoke.texi (floop-flatten): Remove.
6749 * toplev.c (process_options): Remove references to flag_loop_flatten.
6750 * tree-ssa-loop.c (gate_graphite_transform): Same.
6751 * common.opt (floop-flatten): Obsolete.
6752 * graphite-poly.c (apply_poly_transforms): Remove reference to
6754 * Makefile.in (graphite-flattening.o): Remove.
6755 * graphite-flattening.c: Remove.
6757 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6759 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6760 having mode compatible with the mode of previous compare. Substitute
6761 compare mode of previous compare with the mode, compatible
6762 with eliminated and previous compare.
6764 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6766 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6768 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6771 compatible with CCGOCmode and CCGCmode.
6773 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6775 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6777 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6779 * config/arm/arm.c (arm_sat_operator_match): New function.
6780 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6781 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6782 ("SAT", "SATrev"): New code iterators.
6783 ("SATlo", "SAThi"): New code iterator attributes.
6784 ("*satsi_<SAT:code>"): New pattern.
6785 ("*satsi_<SAT:code>_shift"): Likewise.
6786 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6787 and "shift" attributes.
6788 ("arm_usatsihi"): Add "insn" attribute.
6789 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6790 by powers of two. Do not allow shift by 32.
6792 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6795 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6796 to pass the argument in the register of "natural" mode.
6798 2012-03-02 Richard Guenther <rguenther@suse.de>
6800 PR tree-optimization/52406
6801 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6802 (struct indices): Add unconstrained_base member.
6803 (struct dr_alias): Remove unused vops member.
6804 (DR_UNCONSTRAINED_BASE): New define.
6805 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6806 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6807 be an artificial access that covers the whole indexed object,
6808 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6809 plain decl base-objects to their MEM_REF variant.
6810 (dr_may_alias_p): When the base-object of either data reference
6811 has unknown size use only points-to information.
6812 (compute_affine_dependence): Make dumps easier to read and
6814 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6815 DR_REF when looking for packed references.
6816 (vect_supportable_dr_alignment): Likewise.
6818 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6820 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6821 Improve conditions for peepholes of loads followed by commutative
6823 * config/arm/ldmstm.md: Regenerated.
6825 2012-03-02 Richard Guenther <rguenther@suse.de>
6827 * BASE-VER: Set to 4.8.0.
6829 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6831 * config.gcc (obsolete): Add all ARM targets using the FPA.
6832 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6833 * doc/install.texi: Avoid references to obsolete ARM ports.
6835 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6837 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6839 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6840 Joern Rennecke <joern.rennecke@embecosm.com>
6842 * doc/extend.texi: Expand and update information on interrupt
6843 attribute for Epiphany.
6845 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6847 * config/sh/sh-protos.h: Update copyright notice dates.
6848 * config/sh/sh.h: Likewise.
6849 * config/sh/sh.md: Likewise.
6850 * config/sh/constraints.md: Likewise.
6851 * config/sh/predicates.md: Likewise.
6853 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6855 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6856 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6858 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6860 * config/sh/constraints.md: Fix comment typo.
6862 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6865 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6866 unsigned HOST_WIDE_INT.
6867 (zvdep_imm64): Likewise.
6868 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6869 (vdepi_and): Likewise.
6870 Likewise for unamed 64-bit patterns.
6871 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6873 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6876 PR rtl-optimization/52417
6877 * cselib.c (cselib_any_perm_equivs): New variable.
6878 (cselib_reset_table): Check that it's not set when not
6879 preserving constants.
6880 (cselib_add_permanent_equiv): Set it.
6881 (cselib_have_permanent_equivalences): New.
6882 (cselib_init, cselib_finish): Reset it.
6883 * cselib.h (cselib_have_permanent_equivalences): Declare.
6884 * alias.c (get_addr): Restore earlier behavior when there
6885 aren't permanent equivalences.
6887 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6889 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6890 * config/v850/v850-modes.def: Fix copyright notice.
6892 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6894 * doc/extend.texi (AVR Built-in Functions): Document
6895 __builtin_avr_flash_segment.
6897 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6898 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6899 (*split.flash_segment): New insn-and-split.
6900 * config/avr/avr.c (avr_init_builtins): Add local variables:
6901 const_memx_void_node, const_memx_ptr_type_node,
6902 char_ftype_const_memx_ptr.
6904 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6906 PR tree-optimization/52445
6907 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6908 add ssa_name_ver, offset and size fields and change store field
6910 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6911 (add_or_mark_expr): Likewise. Only consider previous stores
6912 with the same size and offset.
6913 (nt_init_block): Only look at gimple_assign_single_p stmts,
6914 doesn't look at rhs2.
6916 2012-03-01 Richard Guenther <rguenther@suse.de>
6919 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6920 conversions from integral types to pointer types.
6922 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6924 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6925 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6926 unintentionally removed in r184616.
6928 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6930 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6933 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6934 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6938 alternatives, add "e" constraint to the new last alternative
6939 and ! to last 3 alternatives.
6941 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6943 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6944 DW_AT_artificial attributes at the end of the processing.
6945 (gen_array_type_die): Likewise.
6946 (gen_enumeration_type_die): Likewise.
6947 (gen_struct_or_union_type_die): Likewise.
6948 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6951 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6954 * expr.c (expand_assignment): If doing misaligned store that doesn't
6955 cover all mode bits, perform a RMW cycle.
6957 PR tree-optimization/52429
6958 * tree-parloops.c (separate_decls_in_region_debug): Return early
6959 if var is LABEL_DECL.
6961 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6963 PR tree-optimization/52424
6964 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6965 calling dom_thread_across_edge.
6967 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6969 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6971 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6973 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
6974 * config/avr/avr.c (avr_output_bld): Remove unused function.
6975 (avr_out_sbxx_branch): Use "%T" to print bit position.
6977 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6979 * config/avr/avr.md: Untabify.
6981 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6983 * config/avr/avr.md (eqne): New code iterator.
6984 (*dec-and-branchsi): Use it in text peephole's condition.
6985 (*dec-and-branchhi): Ditto.
6986 (*dec-and-branchqi): Ditto.
6988 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6991 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
6992 the device does not have the skip-bug.
6994 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
6996 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
6997 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
6998 -mpretend-cmove): New.
7000 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7003 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7004 doesn't count DEBUG_INSN refs.
7005 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7006 for DEBUG_INSN refs.
7008 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7012 2012-02-20 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/52298
7014 * tree-vect-stmts.c (vectorizable_load): Properly use
7015 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7017 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7020 * gimple.h (gimple_in_transaction): New.
7021 (gimple_set_in_transaction): New.
7022 (struct gimple_statement_base): Add in_transaction field.
7023 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7025 (tree_ssa_lim_initialize): Compute transaction bits.
7026 * tree.h (compute_transaction_bits): Protoize.
7027 * trans-mem.c (tm_region_init): Use the heap to store BB
7029 (compute_transaction_bits): New.
7031 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7033 * gcc.c (display_help): Document --help=common and sort entries
7036 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7038 * doc/install.texi: Document check-$LANG specific shortcuts
7040 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7043 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7045 * config/arm/arm_neon.h: Regenerate.
7046 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7047 (neon_vcgeu): New insn.
7048 (neon_vcgtu): Likewise.
7049 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7050 (ops): Unsigned comparison intrinsics call a different builtin.
7052 2012-02-28 Richard Guenther <rguenther@suse.de>
7055 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7056 ordering for the VEC_CONCAT for two element vectors for
7057 V2SFmode, V2SImode and V2DImode.
7059 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7062 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7063 detecting big-endian triplets.
7065 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7067 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7068 mode if there is no type information available.
7070 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7072 PR tree-optimization/53207
7073 * doc/invoke.texi: Document as experimental and relying on graphite.
7075 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7077 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7078 of initializer to changes from r184614.
7080 2012-02-28 Richard Guenther <rguenther@suse.de>
7082 PR tree-optimization/52395
7083 * tree-sra.c (build_ref_for_offset): Also look at the base
7084 TYPE_ALIGN when figuring out the alignment of the replacement.
7086 2012-02-28 Richard Guenther <rguenther@suse.de>
7088 PR tree-optimization/52402
7089 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7090 mis-aligned types when creating the accesses at the call site.
7092 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7094 * config/avr/builtins.def: New file.
7095 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7096 * config/avr/avr.c (enum avr_builtin_id): Use it.
7097 (avr_init_builtins): Use it. And use avr_bdesc.
7098 (bdesc_1arg): Remove.
7099 (bdesc_2arg): Remove.
7100 (bdesc_3arg): Remove.
7101 (struct avr_builtin_description): Add field n_args.
7102 (avr_bdesc): New static variable using builtins.def.
7103 (avr_expand_builtin): Use it.
7104 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7105 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7106 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7108 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7111 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7112 match only one single hard register with respective hard reg rtx.
7113 (movmemx_<mode>): Ditto.
7114 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7115 insn anatomy of movmem[x]_<mode>.
7116 (avr_out_movmem): Same for printing assembler and operand usage.
7118 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7122 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7123 address spaces located outside of device flash.
7125 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7126 (mcu_type_s): Add field n_flash.
7127 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7128 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7129 (AVR_MCU): Add N_FLASH argument.
7130 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7131 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7132 macro __FLASH<n> if that address space makes sense for the device.
7133 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7134 outside of target flash.
7135 (avr_asm_named_section): Ditto.
7136 (avr_asm_select_section): Ditto.
7137 (avr_addr_space_convert): Ditto.
7138 (avr_emit_movmemhi): Ditto.
7139 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7140 address space is outside of device flash.
7141 (avr_insert_attributes): Ditto.
7142 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7143 avr_current_arch->n_segments.
7145 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7148 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7149 (*movabs<mode>_2): Likewise.
7151 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7154 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7155 s_register_operand in the test instead of REG_P. Don't call
7156 gen_reg_rtx if it won't be used.
7158 PR tree-optimization/52376
7159 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7161 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7163 * ifcvt.c (noce_get_condition): Check condition variable is not
7164 small_register_classes_for_mode_p before accepting.
7166 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7170 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7173 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7174 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7176 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7178 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7180 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7182 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7184 * config/sh/predicates.md: Remove blank lines.
7185 * config/sh/sh.c: Fix typos in comments.
7186 * config/sh/constraints.md: Likewise.
7187 * config/sh/sh.md: Remove blank lines.
7188 Fix typos in comments. Use ;; as comment characters.
7190 2012-02-26 Walter Lee <walt@tilera.com>
7192 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7193 (replace_mov_pcrel_step2): Ditto.
7195 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7198 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7199 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7200 and locs that reference values newer than the non-canonical value
7201 at hand. Return the canonical value as a worst case.
7202 (memrefs_conflict_p): Walk canonical value's locs.
7205 * cselib.c (preserve_only_constants): Rename to...
7206 (preserve_constants_and_equivs): ... this. Split out...
7207 (invariant_or_equiv_p): ... this. Preserve plus expressions
7208 of other preserved expressions too.
7209 (cselib_reset_table): Adjust.
7210 * var-tracking.c (reverse_op): Use canonical value to build
7213 2012-02-23 Kai Tietz <ktietz@redhat.com>
7215 * config/i386/i386.c (ix86_delegitimize_address): Handle
7216 UNSPEC_PCREL plus displacement.
7218 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7221 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7222 to test for unusedness in st X addressing.
7224 2012-02-24 Richard Guenther <rguenther@suse.de>
7227 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7228 (is_gimple_reg_type): Move inline ...
7229 * gimple.h (is_gimple_reg_type): ... here.
7231 2012-02-24 Richard Guenther <rguenther@suse.de>
7234 * passes.c (execute_function_todo): When verifying SSA form
7235 verify gimple form first.
7236 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7238 2012-02-24 Richard Guenther <rguenther@suse.de>
7241 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7242 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7244 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7246 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7248 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7250 * tree-phinodes.c (make_phi_node): Mark static.
7251 * tree-flow.h (make_phi_node): Remove extern decl.
7252 * doc/gimple.texi (make_phi_node): Remove documentation.
7254 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7256 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7257 * tree-ssa-sccvn.c (print_scc): Ditto.
7259 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7261 * doc/passes.texi (Full redundancy elimination): Fix typo.
7263 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7265 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7267 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7270 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7272 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7275 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7277 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7279 * config/avr/avr.md (code_stdname): Add ior, xor.
7280 (xior): New code iterator.
7281 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7282 (*<code_stdname><mode>qi.byte1-3): Ditto.
7284 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7286 PR tree-optimization/52019
7287 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7290 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7292 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7293 HAVE_INITFINI_ARRAY to work around namespace pollution in
7294 certain versions of newlib system headers.
7295 * config.in: Regenerate.
7296 * configure: Regenerate.
7297 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7298 instead of HAVE_INITFINI_ARRAY.
7300 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7303 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7304 is not offsettable memory reference.
7306 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7309 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7310 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7312 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7314 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7315 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7317 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7319 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7320 library on Solaris 8 even without TLS support.
7321 * configure: Regenerate.
7323 2012-02-22 Richard Guenther <rguenther@suse.de>
7326 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7327 for GIMPLE_DEBUG stmts.
7329 2012-02-22 Martin Jambor <mjambor@suse.cz>
7332 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7333 according to the base object.
7335 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7337 PR rtl-optimization/50063
7338 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7339 and 2 (8-bit SP) in operand 2.
7340 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7341 setup to use movhi_sp_r instead of vanilla move to write SP.
7342 Adjust REG_CFA notes to superseed unspec.
7343 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7345 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7346 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7347 irq_state 1 (IRQ known to be on) here.
7349 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7351 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7353 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7354 assign_hard_reg): Likewise.
7356 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7358 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7360 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7363 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7364 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7366 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7368 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7369 prototype from here to...
7370 * config/avr/avr.h: ...here.
7372 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7375 * thumb2.md (thumb2_shiftsi3_short): Split register and
7376 immediate shifts. For register shifts tie operands 0 and 1.
7377 (peephole2 for above): Check that register-controlled shifts
7378 have suitably tied operands.
7380 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7383 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7384 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7385 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7386 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7387 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7388 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7389 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7390 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7391 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7392 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7393 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7394 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7395 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7396 bdver1_ssevector_avx256_unaligned_load,
7397 bdver1_ssevector_sse128_unaligned_load,
7398 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7399 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7400 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7401 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7402 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7403 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7404 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7405 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7406 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7407 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7408 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7409 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7410 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7411 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7412 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7413 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7414 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7415 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7416 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7417 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7418 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7419 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7420 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7421 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7422 bdver1_ssediv_double_load, bdver1_ssediv_double,
7423 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7424 Add "bdver2" attribute.
7426 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7428 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7429 default if possible and not specified otherwise.
7431 2012-02-21 Richard Guenther <rguenther@suse.de>
7434 * gimplify.c (create_tmp_from_val): Use the main variant type
7435 for the type of the temporary we create.
7437 2012-02-21 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/52324
7440 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7441 do not gimplify a MEM_REF address operand if it is already
7444 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7446 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7447 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7449 2012-02-21 Richard Guenther <rguenther@suse.de>
7451 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7452 nested_in_vect_loop.
7454 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7456 PR tree-optimization/52318
7457 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7458 vdef also to non-pure/const call stmts in the sequence.
7460 2012-02-21 Tristan Gingold <gingold@adacore.com>
7462 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7464 2012-02-20 David S. Miller <davem@davemloft.net>
7466 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7467 don't use the "rd %pc" instruction on v9 for PIC register loads.
7469 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7472 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7473 in a transaction safe function.
7475 2012-02-20 Kai Tietz <ktietz@redhat.com>
7478 * stor-layout.c (place_field): Handle desired_align for
7481 2012-02-20 Richard Guenther <rguenther@suse.de>
7483 PR tree-optimization/52298
7484 * tree-vect-stmts.c (vectorizable_store): Properly use
7485 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7487 (vectorizable_load): Likewise.
7488 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7489 Access DR_STEP after ensuring it is not NULL.
7491 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7493 PR tree-optimization/52286
7494 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7495 optimization use double_int_to_tree instead of build_int_cst_wide,
7496 rewrite to use double_int vars.
7498 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7501 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7503 Remove -e 0 from $gcc_cv_ld invocation.
7504 Only use __GLIBC_PREREQ if defined.
7505 Enable on Solaris since Solaris 8 patch.
7506 (gcc_SUN_LD_VERSION): New macro.
7507 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7508 gcc_SUN_LD_VERSION for version number format.
7509 * configure: Regenerate.
7510 * varasm.c (get_elf_initfini_array_priority_section): Set
7511 SECTION_NOTYPE for non-default priority.
7512 Use get_section instead of get_unnamed_section to emit
7513 .init_array/.fini_array with default priority.
7515 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7517 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7518 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7519 (mips_start_unique_function, mips_output_mips16_rdhwr)
7520 (mips_code_end): New functions.
7521 (TARGET_ASM_CODE_END): Define.
7523 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7525 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7526 to stubs with non-sibling calls.
7528 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7530 * doc/invoke.texi (-fira-* options): Copy-edit.
7531 (ira-* parameters): Copy-edit.
7533 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7535 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7536 GCC coding conventions.
7538 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7540 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7541 when used as adjectives.
7543 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7545 * doc/invoke.texi: Clean up "that"/"which" confusion.
7547 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7549 * system.h: Poison SMALL_REGISTER_CLASSES
7550 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7551 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7553 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7555 PR tree-optimization/52285
7556 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7557 when deciding if a call is a tail call or tail recursion.
7559 2012-02-16 Kai Tietz <ktietz@redhat.com>
7561 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7562 interger-constant displacement for UNSPEC_PCREL.
7564 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7566 PR rtl-optimization/52208
7567 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7568 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7570 PR tree-optimization/52255
7571 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7572 loop->header has virtual PHI, but exit_e->dest doesn't, add
7573 virtual PHI to exit_e->dest and adjust all uses after the loop.
7576 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7577 children with clone_tree_hash, not after it.
7579 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7581 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7582 extended identifiers.
7584 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7587 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7588 a same_body_alias, also test whether e->callee isn't a former
7589 or current clone of the decl this is a same body alias of.
7591 PR translation/52264
7592 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7594 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7596 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7598 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7601 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7602 force_reg instead of copy_to_reg for better optimization. Force
7603 non-register or memory operands into a register.
7605 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7607 * extend.texi: Reserve upper bits of memory model for future use.
7609 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7610 Anatoly Sokolov <aesok@post.ru>
7611 Eric Weddington <eric.weddington@atmel.com>
7614 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7615 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7616 Rewrite initializers for .macro.
7617 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7618 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7619 atxmega32d4, atxmega32x1.
7620 avrxmega4: atxmega64a3, atxmega64d3.
7621 avrxmega5: atxmega64a1, atxmega64a1u.
7622 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7623 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7624 avrxmega7: atxmega128a1, atxmega128a1u.
7625 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7626 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7627 (struct base_arch_s): Rename reserved to xmega_p.
7628 Rename reserved2 to have_rampd.
7629 (AVR_XMEGA): New define.
7630 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7631 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7632 * config/avr/predicates.md (io_address_operand): Take into
7634 (low_io_address_operand): Ditto.
7635 (high_io_address_operand): Ditto.
7636 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7637 (enabled, movhi_sp_r): Use them.
7638 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7639 cpp_define_formatted to built-in define __AVR_ARCH__.
7640 (__AVR_XMEGA__): New built-in define.
7641 (__AVR_HAVE_RAMPD__): New built-in define.
7642 (__AVR_HAVE_RAMPX__): New built-in define.
7643 (__AVR_HAVE_RAMPY__): New built-in define.
7644 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7646 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7647 (avr_option_override): Initialize them.
7648 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7649 (avr_init_expanders): Initialize them. No more block several calls.
7650 (emit_push_sfr): New static function.
7651 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7653 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7654 (avr_print_operand): Print addreeses as symbols for
7655 RAMPX, RAMPY, RAMPD, CCP.
7656 (output_movhi): Handle AVR_XMEGA when writing to SP.
7657 (avr_out_movhi_mr_r_xmega): New static function.
7658 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7659 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7660 __RAMPD__, __CCP__ as needed.
7662 * config/avr/multilib.h: Regenerate.
7663 * config/avr/t-multilib: Regenerate.
7664 * config/avr/avr-tables.opt: Regenerate.
7666 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7668 PR tree-optimization/50561
7669 * graphite-flattening.c (lst_project_loop): Do not
7670 remove old scattering dimensions after flattening.
7671 (lst_do_flatten): Likewise.
7673 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7675 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7676 __builtin_avr_map8, __builtin_avr_map16.
7677 Document __builtin_avr_insert_bits.
7679 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7680 (insert_bits): New insn.
7681 (adjust_len.map_bits): Rename to insert_bits.
7682 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7683 * avr-protos.h (avr_out_map_bits): Remove.
7684 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7685 * config/avr/constraints.md (Cxf,C0f): New.
7686 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7687 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7688 New built-in define __BUILTIN_AVR_INSERT_BITS.
7689 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7690 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7691 (avr_move_bits): Rewrite.
7692 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7694 (avr_map_op_t): New typedef.
7695 (avr_map_op): New static variable.
7696 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7697 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7698 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7699 (bdesc_3arg, avr_expand_triop_builtin): New.
7700 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7701 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7702 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7703 (avr_map_equal_p, avr_map_sig_p): Remove.
7704 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7705 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7706 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7707 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7708 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7709 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7711 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7713 * config/c6x/c6x.md (reserve_cycles): New attribute.
7714 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7715 don't reserve functional units after the branch occurs.
7717 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7720 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7721 functions into non-tm_pure functions.
7723 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7726 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7727 (iterative_hash_canonical_type): Likewise.
7728 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7731 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7733 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7734 sched-group insn, it either remains alone or the entire list is pruned.
7736 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7738 * doc/install.texi (Prerequisites): Fix grammar.
7739 (Configuration): Likewise.
7741 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7743 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7744 MPC as part of GCC before describing configuring with --with-gmp etc.
7745 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7746 sources are present.
7748 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7751 * dwarf2out.c (clone_tree_hash): New function.
7752 (copy_decls_walk): Use it instead of clone_tree.
7754 2012-02-14 Richard Guenther <rguenther@suse.de>
7756 PR tree-optimization/52244
7757 PR tree-optimization/51528
7758 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7759 replacements for integral types.
7761 2012-02-14 Walter Lee <walt@tilera.com>
7763 * config.gcc: Handle tilegx and tilepro.
7764 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7766 Add HAVE_AS_TLS check for tilegx and tilepro.
7767 * configure: Regenerate.
7768 * doc/contrib.texi: Add Mat Hostetter and self.
7769 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7770 Document instruction intrinsics and network accessing intrinsics.
7771 (TILEPro Built-in Functions): New node. Document instruction
7772 intrinsics and network accessing intrinsics.
7773 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7774 (Specific, tilepro-*-linux*): Likewise.
7775 * doc/invoke.texi (TILE-Gx Options): New section.
7776 (TILEPro Options): New section.
7777 * doc/md.texi (TILE-Gx): New section.
7778 (TILEPro): New section.
7779 * common/config/tilegx/tilegx-common.c: New file.
7780 * common/config/tilepro/tilepro-common.c: New file.
7781 * config/tilegx/constraints.md: New file.
7782 * config/tilegx/linux.h: New file.
7783 * config/tilegx/mul-tables.c: New file.
7784 * config/tilegx/predicates.md: New file.
7785 * config/tilegx/sync.md: New file.
7786 * config/tilegx/t-tilegx: New file.
7787 * config/tilegx/tilegx-builtins.h: New file.
7788 * config/tilegx/tilegx-c.c: New file.
7789 * config/tilegx/tilegx-generic.md: New file.
7790 * config/tilegx/tilegx-modes.def: New file.
7791 * config/tilegx/tilegx-multiply.h: New file.
7792 * config/tilegx/tilegx-protos.h: New file.
7793 * config/tilegx/tilegx.c: New file.
7794 * config/tilegx/tilegx.h: New file.
7795 * config/tilegx/tilegx.md: New file.
7796 * config/tilegx/tilegx.opt: New file.
7797 * config/tilepro/constraints.md: New file.
7798 * config/tilepro/gen-mul-tables.cc: New file.
7799 * config/tilepro/linux.h: New file.
7800 * config/tilepro/mul-tables.c: New file.
7801 * config/tilepro/predicates.md: New file.
7802 * config/tilepro/t-tilepro: New file.
7803 * config/tilepro/tilepro-builtins.h: New file.
7804 * config/tilepro/tilepro-c.c: New file.
7805 * config/tilepro/tilepro-generic.md: New file.
7806 * config/tilepro/tilepro-modes.def: New file.
7807 * config/tilepro/tilepro-multiply.h: New file.
7808 * config/tilepro/tilepro-protos.h: New file.
7809 * config/tilepro/tilepro.c: New file.
7810 * config/tilepro/tilepro.h: New file.
7811 * config/tilepro/tilepro.md: New file.
7812 * config/tilepro/tilepro.opt: New file.
7814 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7816 PR tree-optimization/52210
7817 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7818 vect_model_simple_cost with two entry vect_def_type array instead
7819 of an address of dt.
7821 2012-02-14 Richard Guenther <rguenther@suse.de>
7824 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7825 Do not stream DECL_QUALIFIER.
7826 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7827 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7828 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7830 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7833 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7836 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7839 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7840 * cselib.c (cselib_subst_to_values_from_insn): New function.
7841 * sched-deps.c (add_insn_mem_dependence,
7842 sched_analyze_1, sched_analyze_2): Use it.
7844 2012-02-13 Jan Hubicka <jh@suse.cz>
7847 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7849 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7851 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7852 (GTM_SELF_SPECS): Define if not already defined.
7853 (driver_self_specs): Add GTM_SELF_SPECS.
7854 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7855 (GTM_SELF_SPECS): Define.
7856 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7857 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7859 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7861 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7864 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7867 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7868 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7870 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7873 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7875 2012-02-13 Richard Guenther <rguenther@suse.de>
7877 PR translation/52211
7878 * passes.c (enable_disable_pass): Fix typo.
7880 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7883 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7884 XOR for reduce_bit_field if type is unsigned.
7886 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7888 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7889 disallow changes from SFmode to mode with different size in FP regs.
7891 2012-02-12 Robert Millan <rmh@gnu.org>
7892 Gerald Pfeifer <gerald@pfeifer.com>
7894 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7897 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7899 PR rtl-optimization/52175
7900 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7901 to frame-related instructions.
7903 2012-02-10 Jason Merrill <jason@redhat.com>
7906 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7907 (demangle_new_symbols): Fill it.
7908 (scan_linker_output): Walk it.
7909 (start_tweaking): Split out from scan_linker_output.
7910 (maybe_tweak): Update sym->chosen.
7911 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7913 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7916 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7918 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7920 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7921 having the same mode as previous compare.
7923 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7925 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7926 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7927 (nonlocal_goto_internal): Likewise.
7928 (nonlocal_goto): Emit a use and an indirect jump directly.
7930 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7933 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7934 __atomic_{is,always}_lock_free.
7936 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7939 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7940 negative constant address for TARGET_X32.
7942 2012-02-10 Richard Henderson <rth@redhat.com>
7944 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7945 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7946 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7948 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7949 Ira Rosen <irar@il.ibm.com>
7951 PR tree-optimization/50031
7952 * targhooks.c (default_builtin_vectorization_cost): Handle
7954 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7955 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7956 all types of reduction and pattern statements.
7957 (vect_estimate_min_profitable_iters): Likewise.
7958 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7959 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7960 for explicit realigns.
7961 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7962 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7964 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7965 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7966 vec_perm for VSX and handle vec_promote_demote.
7968 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7971 * builtins.c (fold_builtin_atomic_always_lock_free,
7972 expand_builtin_atomic_always_lock_free,
7973 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
7974 Return and/or test boolean_true_node/boolean_false_node instead of
7975 integer_one_node/integer_zero_node.
7977 2012-02-10 Jan Hubicka <jh@suse.cz>
7980 * predict.c (predict_paths_for_bb): Prevent looping.
7981 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7983 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
7985 * config/arm/arm.c (output_move_double): In one case properly
7986 count number of instructions that will be emitted.
7988 2012-02-10 Richard Guenther <rguenther@suse.de>
7990 PR translation/52193
7991 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
7993 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
7996 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
7998 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8001 * var-tracking.c (emit_note_insn_var_location): If
8002 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8003 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8004 non-NOTE_DURING_CALL_P insn.
8006 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8009 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8011 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8014 * gcc.c (switch_matches) Support switches with separated form,
8017 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8019 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8021 (RAMPZ_ADDR): Ditto.
8022 * config/avr/avr.c (avr_addr_t): New typedef.
8023 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8024 (avr_init_expanders): Initialize it.
8025 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8027 (expand_epilogue): Ditto.
8028 (avr_print_operand): Ditto.
8029 (avr_file_start): Ditto.
8030 (avr_emit_movmemhi): Ditto.
8032 2012-02-08 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/46886
8035 * tree-flow.h (do_while_loop_p): Declare.
8036 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8037 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8039 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8041 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8042 always succeed for integers larger than a native word.
8044 2012-02-08 Richard Guenther <rguenther@suse.de>
8046 PR rtl-optimization/52170
8047 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8048 properly handle integer vector modes.
8050 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8052 PR gcov-profile/52150
8053 * coverage.c: Include target.h.
8054 (build_var): Call targetm.strip_name_encoding on the assembler name.
8055 Change one _ into . or $ if the target allows it.
8056 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8058 PR rtl-optimization/52139
8059 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8060 is a BARRIER after emit_insn_after_noloc, move BB_END
8061 to the last non-BARRIER insn before it.
8063 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8066 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8067 (mips_gimplify_va_arg_expr): Call it instead of
8068 std_gimplify_va_arg_expr.
8070 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8072 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8073 message for -mno-pointers-to-nested-function.
8075 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8078 * expr.c (get_inner_reference): If there is an offset, add a negative
8079 bit position to it (if any).
8081 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8083 PR rtl-optimization/52060
8084 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8085 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8086 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8087 and/or i0src_copy2 when needed.
8089 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8091 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8092 or LTOPLUGINSONAME if have_c.
8094 * config/freebsd-spec.h: Add comment about what macros can be defined
8096 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8097 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8100 2012-02-07 Richard Guenther <rguenther@suse.de>
8102 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8103 newline in -alias dumps.
8105 2012-02-07 Kai Tietz <ktietz@redhat.com>
8106 Dave Korn <dave.korn.cygwin@gmail.com>
8109 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8110 Take care that typinfo gets dllexport-attribute.
8112 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8115 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8116 if modifier < EXPAND_SUM call force_operand on the result.
8118 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8120 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8121 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8123 (epiphany_function_type): Replace types for specific interrupts with
8124 EPIPHANY_FUNCTION_INTERRUPT.
8125 (EPIPHANY_INTERRUPT_P): Update.
8126 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8127 New static function.
8128 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8129 <disinterrupt>: Affects type identity.
8130 (epiphany_handle_interrupt_attribute): Handle variable number of
8132 (epiphany_compute_function_type): Update for new
8133 epiphany_function_type definition.
8134 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8135 handlers with a longcall forwarder.
8136 (epiphany_start_function): Handle multiple interrupt arguments and/or
8137 forwarder_section attribute.
8139 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8142 2012-02-07 Alan Modra <amodra@gmail.com>
8145 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8148 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8150 PR tree-optimization/50969
8151 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8152 use vec_perm rather than vector_stmt.
8153 (vect_model_load_cost): Likewise.
8154 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8155 vec_perm to be the same as other vector statements.
8156 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8157 cost of vec_perm for TARGET_VSX.
8159 2012-02-06 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/52115
8162 * tree-sra.c (access_has_replacements_p): New function.
8163 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8165 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8168 * trans-mem.c (expand_call_tm): Add an assertion.
8169 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8172 2012-02-06 Richard Guenther <rguenther@suse.de>
8174 PR tree-optimization/50955
8175 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8176 raise cost of expressions that replace an address with an
8177 expression based on a different pointer.
8179 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8182 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8183 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8185 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8188 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8189 -Weffc++ and specify guidelines come from second edition.
8191 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8193 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8194 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8195 (call_direct_split, call_value_split, call_value_internal_direct)
8196 (call_value_direct_split, call_value_multiple_split): Use jal and
8197 jal_macro attributes.
8199 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8201 * reload1.c (reload_regs_reach_end_p): Replace with...
8202 (reload_reg_rtx_reaches_end_p): ...this function.
8203 (new_spill_reg_store): Update commentary.
8204 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8205 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8206 before setting new_spill_reg_store.
8207 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8208 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8209 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8210 for non-spill reload registers.
8212 2012-02-05 Ira Rosen <irar@il.ibm.com>
8214 PR tree-optimization/52091
8215 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8216 (vect_is_simple_use_1): Likewise.
8217 * tree-vect-loop.c (vectorizable_reduction): Update calls
8218 to vect_is_simple_use_1 and vect_is_simple_use.
8219 (vectorizable_live_operation): Likewise.
8220 * tree-vect-patterns.c (widened_name_p,
8221 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8222 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8223 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8224 vectorizable_shift,vectorizable_operation, vectorizable_store,
8225 vectorizable_load): Likewise.
8226 (vect_is_simple_cond): Add an argument, pass it to
8227 vect_is_simple_use_1.
8228 (vectorizable_condition): Update calls to vect_is_simple_cond,
8230 (vect_is_simple_use): Add an argument, the statement in which
8231 OPERAND is used. Check that if OPERAND's def stmt is a double
8232 reduction phi node, the use is a phi node too.
8233 (vect_is_simple_use_1): Add an argument, pass it to
8235 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8236 to vect_is_simple_use.
8238 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8240 PR rtl-optimization/52095
8241 * modulo-sched.c (dump_insn_locator): New function.
8242 (loop_canon_p, sms_schedule): Use it.
8244 PR rtl-optimization/52113
8245 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8246 even for decomposable shift/zext insns.
8248 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8249 Zdenek Dvorak <ook@ucw.cz>
8251 PR rtl-optimization/52092
8252 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8253 on get_iv_value result.
8255 2012-02-02 Andrew Pinski <apinski@cavium.com>
8259 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8261 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8264 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8266 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8268 PR rtl-optimization/49800
8269 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8270 (sched_finish): Call regstat_free_n_sets_and_refs.
8272 2012-02-02 Jia Liu <proljc@gmail.com>
8274 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8277 2012-02-02 Jan Hubicka <jh@suse.cz>
8278 Tom de Vries <tom@codesourcery.com>
8281 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8282 * varpool.c (varpool_analyze_pending_decls): Likewise.
8284 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8285 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8287 * config.gcc: Add cr16-* support.
8289 * doc/extend.texi: Document cr16 extensions.
8290 * doc/install.texi: Document cr16 install.
8291 * doc/invoke.texi: Document cr16 options.
8292 * doc/md.texi: Document cr16 constraints.
8294 * common/config/cr16/cr16-common.c: New file.
8295 * config/cr16/cr16.c: New file.
8296 * config/cr16/cr16.h: New file.
8297 * config/cr16/cr16.md: New file.
8298 * config/cr16/cr16.opt: New file.
8299 * config/cr16/cr16-protos.h: New file.
8300 * config/cr16/predicates.md: New file.
8301 * config/cr16/constraints.md: New file.
8302 * config/cr16/t-cr16: New file.
8304 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8307 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8308 that operands[2] is either immediate, or q_regs_operand.
8310 PR tree-optimization/52073
8311 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8312 a pattern stmt for pattern uses, ignore uses outside of the loop.
8314 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8316 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8317 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8318 (OUT_AS1, OUT_AS2): Remove.
8320 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8322 PR rtl-optimization/51374
8323 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8324 to cross other volatile_refs_p insns.
8326 2012-02-01 Richard Guenther <rguenther@suse.de>
8328 * doc/invoke.texi (fno-inline): Clarify documentation.
8329 (finline-small-functions): Likewise.
8330 (finline-functions): Likewise.
8331 * common.opt (finline): Adjust comment and documentation.
8332 (finline-small-functions): Clarify documentation.
8333 (finline-functions): Likewise.
8334 (finline-functions-called-once): Likewise.
8336 2012-02-01 Tristan Gingold <gingold@adacore.com>
8338 * c-typeck.c (composite_type): Keep mode for pointers.
8340 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8342 * function.h (regno_reg_rtx): Adjust comment.
8343 * reginfo.c (init_reg_modes_target): Only use the previous mode
8344 if it fits within one register. Remove MIPS comment.
8346 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8349 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8351 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8353 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8354 to srak instruction.
8356 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8358 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8360 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8365 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8367 2012-01-31 Richard Guenther <rguenther@suse.de>
8369 PR tree-optimization/51528
8370 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8373 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8378 * ree.c (add_removable_extension): Change def_map argument
8379 to unsigned *, store in def_map 1 + offset into *insn_list vector
8380 instead of pointers into the vector.
8381 (find_removable_extensions): Adjust caller.
8383 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8385 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8386 Transform all "* quoted-c-code" to { c-code }.
8387 Remove redundant test for "optimize" in combine patterns.
8388 Move (include "avr-dimode.md") to end of file.
8390 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8393 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8394 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8396 2012-01-30 Richard Guenther <rguenther@suse.de>
8398 PR tree-optimization/52028
8399 * tree-loop-distribution.c (ldist_gen): Properly update
8402 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8405 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8406 set_cur_line_info_table if not emitting debug info.
8408 PR tree-optimization/52046
8409 * tree-vect-patterns.c (check_bool_pattern): Give up if
8410 a comparison could throw.
8413 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8415 2012-01-30 Richard Guenther <rguenther@suse.de>
8417 PR tree-optimization/52045
8418 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8419 SSA form if cfgcleanup did anything.
8421 2012-01-30 Richard Guenther <rguenther@suse.de>
8423 PR tree-optimization/52045
8424 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8425 before computing final todo.
8427 2012-01-30 Richard Guenther <rguenther@suse.de>
8429 PR tree-optimization/51528
8430 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8433 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8435 * df-problems.c (df_kill_notes): Check that the use refers
8436 to the note under examination.
8438 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8441 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8442 parameter and use short-lived pseudos.
8443 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8444 (sparc_expand_vector_init): Const-ify local variables and adjust
8445 calls to above functions.
8447 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8449 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8451 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8453 * doc/invoke.texi: Make usage of "compile time" and
8454 "run time"/"runtime" consistent throughout the file.
8456 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8458 * config/alpha/alpha.c (alpha_option_override): Default to
8459 full IEEE compliance mode for Go language.
8461 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8463 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8464 (LINK_SSP_SPEC): Define.
8466 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8469 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8472 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8474 * doc/invoke.texi: Correct hyphenation of "floating point",
8475 "double precision", and related terminology throughout the file.
8477 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8480 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8481 arm_general_register_operand predicate for operand 2 instead of
8484 2012-01-27 Ian Lance Taylor <iant@google.com>
8487 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8488 * builtins.c (expand_builtin_init_trampoline): Add onstack
8489 parameter. Change caller.
8490 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8491 * tree.c (build_common_builtin_nodes): Declare
8492 __builtin_init_heap_trampoline.
8494 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8496 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8497 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8498 * config/avr/avr.c: Ditto.
8499 (avr_regnames): Remove because unused.
8500 * config/avr/avr.md (*cpse.ne): New peephole.
8501 (*cpse.eq): New peephole from former cpse peepholes.
8503 2012-01-27 Michael Eager <eager@eagercon.com>
8505 * config/microblaze.c (microblaze_emit_compare): Correct
8506 test after pcmp instruction.
8508 2012-01-27 Richard Guenther <rguenther@suse.de>
8510 PR tree-optimization/52020
8511 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8513 2012-01-27 Richard Guenther <rguenther@suse.de>
8515 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8516 function non-const/pure.
8518 2012-01-27 Richard Guenther <rguenther@suse.de>
8520 PR tree-optimization/50444
8521 * tree-sra.c (build_ref_for_offset): Properly adjust the
8522 MEM_REF type for unaligned accesses.
8524 2012-01-27 Richard Guenther <rguenther@suse.de>
8526 PR tree-optimization/50444
8527 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8528 (expand_assignment): Use it. Properly handle misaligned
8529 bases when expanding stores to component references.
8530 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8533 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8536 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8537 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8538 * tree-data-ref.c (find_data_references_in_loop): Make static.
8539 (compute_all_dependences): Change return type to bool. Bail out
8540 for too many datarefs in a loop. Move the hunk resetting the data
8541 dependences vector from ...
8542 (compute_data_dependences_for_loop): ... here. Account for
8543 compute_all_dependences returning false.
8544 (compute_data_dependences_for_bb): Likewise.
8545 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8546 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8548 2012-01-27 Richard Guenther <rguenther@suse.de>
8551 * expr.c (store_field): Use the alias-set of the scratch memory
8554 2012-01-27 Tom de Vries <tom@codesourcery.com>
8556 PR tree-optimization/51990
8557 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8559 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8561 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8564 * var-tracking.c (reverse_op): Don't add any reverse operation
8565 if V already has any constant locations.
8567 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8569 * doc/invoke.texi: Correct usage of "command line" (noun)
8570 vs "command-line" (adjective) throughout.
8572 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8574 * doc/invoke.texi (Language Independent Options): Move
8575 -Wcoverage-mismatch blurb from here....
8576 (Warning Options): ...to here.
8578 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8580 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8581 Set rs6000_always_hint to false for 476.
8583 2012-01-27 Matthias Klose <doko@ubuntu.com>
8585 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8587 * incpath.c (add_standard_paths): Likewise.
8589 2012-01-27 Richard Henderson <rth@redhat.com>
8591 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8592 * config/m68k/sync.md (atomic_test_and_set): Rename from
8593 sync_test_and_setqi and adjust the operands.
8594 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8595 and unconditionally enable.
8597 2012-01-27 Richard Henderson <rth@redhat.com>
8599 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8600 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8601 (ldstub): Rename from ldstubqi.
8602 (ldstub<I24MODE>): Remove.
8604 2012-01-27 Richard Henderson <rth@redhat.com>
8606 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8607 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8608 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8609 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8610 * doc/tm.texi: Rebuild.
8612 2012-01-27 Richard Henderson <rth@redhat.com>
8614 * optabs.c (gen_atomic_test_and_set): Remove default.
8615 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8617 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8619 PR rtl-optimization/51978
8620 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8621 (combine_reaching_defs): Likewise.
8622 (struct re_info): Remove.
8623 (add_removable_extension): Remove x and data arguments,
8624 add insn, insn_list and def_map. Use the arguments directly
8625 instead of using struct re_info.
8626 (find_removable_extensions): Don't call add_removable_extension
8627 through note_stores, instead just call it with single_set
8629 (find_and_remove_re): Pass curr_cand->expr instead of
8630 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8632 2012-01-26 Michael Matz <matz@suse.de>
8634 PR tree-optimization/46590
8635 * cfgexpand.c: Revert last change (r183305).
8636 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8638 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8639 checking for emptiness.
8641 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8644 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8645 non-addressable non-BLKmode base correctly.
8647 2012-01-26 Michael Matz <matz@suse.de>
8649 PR tree-optimization/48794
8650 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8651 regions referenced from RESX/EH_DISPATCH.
8653 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8655 * config/s390/s390.h: Make BRANCH_COST an option.
8656 * config/s390/s390.opt: New option -mbranch-cost.
8658 2012-01-26 Richard Henderson <rth@redhat.com>
8660 Revert 2012-01-24 change:
8661 * trans-mem.c (requires_barrier): Do not instrument thread local
8662 variables and emit save/restore for them.
8664 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8667 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8670 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8672 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8675 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8678 Rename __pgm to __flash.
8679 Rename __pgm1 to __flash1.
8680 Rename __pgm2 to __flash2.
8681 Rename __pgm3 to __flash3.
8682 Rename __pgm4 to __flash4.
8683 Rename __pgm5 to __flash5.
8684 Rename __pgmx to __memx.
8685 * doc/extend.texi (AVR Named Address Spaces)
8686 Rename address space names as indicated above.
8687 * config/avr/avr.c (avr_addrspace): Ditto.
8689 * config/avr/avr-protos.h
8690 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8691 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8692 * config/avr/predicates.md: Ditto.
8693 * config/avr/avr.c Ditto, and
8694 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8695 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8697 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8698 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8699 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8700 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8701 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8702 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8703 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8704 * config/avr/avr.c: Ditto.
8705 * config/avr/avr.md: Ditto.
8707 2012-01-25 Jason Merrill <jason@redhat.com>
8710 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8712 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8714 PR tree-optimization/51987
8715 * tree-data-ref.c (get_references_in_stmt): Handle references in
8716 non-volatile GIMPLE_ASM.
8718 2012-01-25 Richard Guenther <rguenther@suse.de>
8720 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8721 bases are dereferenced.
8723 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8725 PR rtl-optimization/48374
8726 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8728 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8730 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8731 compute_data_dependences_for_loop returns false.
8732 * tree-parloops.c (loop_parallel_p): Likewise.
8734 2012-01-25 Richard Guenther <rguenther@suse.de>
8736 * tree.h (get_pointer_alignment_1): Declare.
8737 * builtins.c (get_pointer_alignment_1): New function.
8738 (get_pointer_alignment): Use it.
8740 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8742 PR rtl-optimization/48308
8743 * combine.c (enum undo_kind): Add UNDO_LINKS.
8744 (struct undo): Add member l to other_contents and where.
8745 (do_SUBST_LINK): New.
8747 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8748 (undo_all): Handle UNDO_LINKS.
8750 2012-01-25 Richard Henderson <rth@redhat.com>
8752 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8755 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8757 * optabs.c (gen_atomic_test_and_set): Use each argument.
8759 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8761 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8762 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8763 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8764 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8765 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8766 TARGET_PAIRED_SINGLE_FLOAT.
8768 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8770 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8771 (in_struct, return_val): Remove MEM documentation.
8772 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8773 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8774 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8776 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8777 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8778 * expr.c (store_field): Likewise.
8779 * function.c (assign_stack_temp_for_type): Likewise.
8780 * ifcvt.c (noce_try_cmove_arith): Likewise.
8781 * reload1.c (reload): Likewise.
8782 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8783 (alpha_set_memflags): Likewise.
8784 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8786 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8788 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8790 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8791 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8792 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8794 * cselib.c (cselib_rtx_varies_p): Delete.
8795 (cselib_invalidate_mem): Update call to canon_true_dependence.
8796 * dse.c (record_store, check_mem_read_rtx): Likewise.
8797 (scan_reads_nospill): Likewise.
8798 * cse.c (check_dependence): Likewise.
8799 (cse_rtx_varies_p): Delete.
8800 * expr.c (safe_from_p): Update call to true_dependence.
8801 * ira.c (validate_equiv_mem_from_store): Likewise.
8802 (memref_referenced_p): Likewise.
8803 * postreload-gcse.c (find_mem_conflicts): Likewise.
8804 * sched-deps.c (sched_analyze_2): Likewise.
8805 * store-motion.c (load_kills_store): Likewise.
8806 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8807 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8808 (compute_transp): Update call to canon_true_dependence.
8810 2012-01-25 Richard Henderson <rth@redhat.com>
8812 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8813 (maybe_emit_atomic_test_and_set): New.
8814 (expand_sync_lock_test_and_set): Use it.
8815 (expand_atomic_test_and_set): Likewise.
8816 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8817 the implementation; clarify implementation defined details.
8818 * doc/md.texi (atomic_test_and_set): Document.
8820 2012-01-25 Richard Henderson <rth@redhat.com>
8822 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8824 2012-01-25 Richard Henderson <rth@redhat.com>
8827 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8828 to effect no-op split.
8830 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8833 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8834 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8835 (BT_FN_VOID_PTR_INT_SIZE): New.
8836 (BT_FN_UINT_UINT_VAR): Remove.
8837 (BT_FN_UINT32_UINT32_VAR): New.
8838 (BT_FN_DOUBLE_VPTR): Remove.
8839 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8841 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8842 (_ITM_changeTransactionMode): Same.
8843 (_ITM_memmoveRtWt): Change return type to void.
8844 (_ITM_memcpyRtWt): Same.
8845 (_ITM_memsetW): Same.
8846 (_ITM_RaRD): Change types to double.
8851 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8853 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8854 Patrick Marlier <patrick.marlier@gmail.com>
8856 * trans-mem.c (requires_barrier): Do not instrument thread local
8857 variables and emit save/restore for them.
8859 2012-01-24 Jason Merrill <jason@redhat.com>
8862 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8863 output static aliases.
8865 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8868 * common.opt (-pie, -shared, pie, shared): Change from Common to
8870 * gcc.c (display_help): Display help for -pie and -shared.
8872 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8875 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8876 Remove note on size/offset limitation.
8877 (AVR Variable Attributes): Add example how to read data located
8878 with progmem. Refer to named address spaces.
8879 * doc/invoke.texi (AVR Options): Fix typo.
8881 2012-01-24 Richard Guenther <rguenther@suse.de>
8883 Forward-port to trunk
8884 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8887 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8888 op0 isn't sufficiently aligned and there is movmisalignM
8889 insn for mode, use it to load op0 into a temporary register.
8891 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8894 * target.def (const_not_ok_for_debug_p): New hook.
8895 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8897 * doc/tm.texi: Regenerated.
8898 * dwarf2out.c (const_ok_for_output_1): If
8899 targetm.const_not_ok_for_debug_p returns true, fail.
8900 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8902 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8904 2012-01-23 Kai Tietz <ktietz@redhat.com>
8907 * config/i386/predicates.md (symbolic_operand): Allow
8908 UNSPEC_PCREL as PIC expression for lea.
8909 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8910 * config/i386/i386.c (ix86_delegitimize_address): Handle
8911 UNSPEC_PCREL for none-MEM, too.
8913 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8915 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8916 (ipa_tm_create_version_alias): Same.
8918 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8921 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8922 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8924 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8925 Patrick Marlier <patrick.marlier@gmail.com>
8926 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8929 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8930 simple_object_start_read.
8932 2012-01-23 Richard Guenther <rguenther@suse.de>
8935 PR tree-optimization/51895
8936 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8937 parameter decomposition into BLKmode components.
8939 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8941 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8942 fake variables for restrict-qualified pointers whose pointed-to type
8943 contains a placeholder.
8945 2012-01-23 Richard Guenther <rguenther@suse.de>
8947 PR tree-optimization/51949
8948 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8950 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8952 PR rtl-optimization/51933
8953 * ree.c (transform_ifelse): Return true right away if dstreg is
8954 already wider or equal to cand->mode.
8955 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8956 (make_defs_and_copies_lists): Remove defs_list and copies_list
8957 arguments, add state argument, just truncate state->work_list
8958 instead of always allocating and freeing the vector. Assert that
8959 get_defs succeeds instead of returning 2. Changed return type to bool.
8960 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8961 have ext_src_mode, see if it has been modified already with the
8962 right kind of extension and has been extended before from the
8963 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8964 just return true. Remember the original mode in state->modified array.
8965 (combine_reaching_defs): Add state argument. Don't allocate and
8966 free here def_list, copied_list and vec vectors, instead just
8967 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8968 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8969 Add state variable, clear vectors in it, initialize state.modified
8970 if needed. Free all the vectors at the end and state.modified too.
8971 Don't skip a candidate if the extension expression has been modified.
8973 2012-01-22 Douglas B Rupp <rupp@gnat.com>
8976 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
8977 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
8978 (extra_options) interix.opt -> i386/interix.opt"
8979 (extra_objs):Add winnt-stubs.o
8980 * configure.ac: Add interix to target_os .comm on PE check.
8981 * configure: Regenerate.
8982 * config/interix3.h: Delete and move bits to..
8983 * config/interix.h: Delete and move bits to..
8984 * config/i386/i386-interix3.h: Delete and move bits to..
8985 * config/i386/i386-interix.h: ..here.
8986 (TARGET_CPU_DEFAULT): Remove redefinition.
8987 (TARGET_ASM_CONSTRUCTOR): Undefine.
8988 (SUBTARGET_SWITCHES): Define for ms-bitfields.
8989 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
8990 (PTRDIFF_TYPE): Define.
8991 (LONG_DOUBLE_TYPE_SIZE): Define.
8992 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8993 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8994 (TARGET_SECTION_TYPE_FLAGS): Define.
8995 (ASM_DECLARE_FUNCTION_NAME): Define.
8996 (ASM_OUTPUT_EXTERNAL): Define.
8997 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8998 (ASM_OUTPUT_ALIGNED_BSS): Define.
8999 (PCC_BITFIELD_TYPE_MATTERS): Define.
9000 (USE_CONST_SECTION): Define.
9001 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9002 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9003 (SUPPORTS_ONE_ONLY): Remove.
9004 (I386_PE_STRIP_ENCODING): Define.
9005 * config/interix.opt: Delete and move bits to..
9006 * config/i386/interix.opt: ..here. New.
9007 (mpe-aligned-commons): Add.
9008 * config/i386/t-interix: Add copyright header.
9009 (winnt-stubs.o): Add rule.
9011 2012-01-22 Jason Merrill <jason@redhat.com>
9014 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9015 for extra name aliases.
9017 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9019 PR rtl-optimization/51924
9020 * ree.c (combine_set_extension): Improve debugging message.
9021 (combine_reaching_defs): Likewise.
9022 (get_defs): Rename confusingly named variable.
9023 (find_and_remove_re): Skip a candidate if the extension expression has
9026 2012-01-21 Robert Millan <rmh@gnu.org>
9027 Gerald Pfeifer <gerald@pfeifer.com>
9029 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9030 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9032 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9034 PR tree-optimization/51914
9035 * tree-vect-stmts.c (vectorizable_conversion): For
9036 cvt_type && modifier == WIDEN, put temporary with cvt_type
9037 at the beginning of vec_dsts and set vec_dest to temporary
9040 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9042 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9044 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9046 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9047 * config/rs6000/rs6000.c: Likewise.
9049 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9052 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9053 output_move_double on a copy of operands array.
9055 2012-01-20 Cary Coutant <ccoutant@google.com>
9056 Dodji Seketeli <dodji@redhat.com>
9059 * dwarf2out.c (copy_declaration_context): Return ref to parent
9060 of declaration DIE, if necessary.
9061 (remove_child_or_replace_with_skeleton): Add new parameter; update
9062 caller. Place skeleton DIE under parent DIE of original declaration.
9063 Move call to copy_declaration_context to here ...
9064 (break_out_comdat_types): ... from here.
9066 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9068 PR rtl-optimization/51856
9069 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9072 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9075 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9076 hints for neon loads and stores.
9078 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9082 * doc/extend.texi (Named Address Spaces): Split into subsections.
9083 (AVR Named Address Spaces): New subsection.
9084 (M32C Named Address Spaces): New subsection.
9085 (RL78 Named Address Spaces): New subsection.
9086 (SPU Named Address Spaces): New subsection.
9087 (Variable Attributes): New anchor "AVR Variable Attributes".
9088 (AVR Variable Attributes): Rewrite and avoid wording
9089 "address space" in this context.
9090 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9091 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9092 (AVR Built-in Macros): New subsubsection therein.
9093 * doc/md.texi (AVR constraints): Remove "C04", "R".
9095 2012-01-20 Richard Guenther <rguenther@suse.de>
9097 PR tree-optimization/51903
9098 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9099 when removing stmts.
9101 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9104 * config/arm/arm.c (arm_load_pic_register): Use
9105 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9106 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9107 (arm_pic_static_addr): Likewise.
9108 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9109 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9110 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9111 (pic_load_addr_unified): New.
9113 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9116 * function.c (instantiate_virtual_regs_in_insn): Use
9117 delete_insn_and_edges when removing a wrong asm insn.
9119 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9121 PR rtl-optimization/40761
9122 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9123 Add new member loop_num.
9124 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9125 (ira_build): Remove the parameter.
9127 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9128 (ira.c): Do not build CFG loops for one region allocation. Remove
9129 argument from ira_build call.
9131 * ira-build.c (init_loop_tree_node): New function.
9132 (create_loop_tree_nodes): Use it. Separate the case when CFG
9133 loops are not built.
9134 (more_one_region_p): Check current_loops.
9135 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9137 (add_loop_to_tree): Process loop equal to NULL too.
9138 (form_loop_tree): Separate the case when CFG loops are not built.
9139 Use explicitly number for the root.
9140 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9142 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9143 instead of loop->num.
9144 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9145 (mark_all_loops_for_removal): Ditto.
9146 (remove_unnecessary_regions): Separate the case when CFG loops
9148 (ira_build): Remove the parameter. Use explicit number of regions
9149 when CFG loops are not built.
9151 * ira-color.c (print_loop_title): Separate the case for the root node.
9152 Use loop_num instead of loop->num.
9153 (move_spill_restore): Use loop_num instead of loop->num.
9155 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9156 (change_loop): Ditto.
9157 (change_loop): Use loop_num instead of loop->num.
9159 * ira-lives.c (process_bb_node_lives): Ditto.
9161 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9163 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9165 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9168 * tree-mudflap.c (mf_artificial): New function.
9169 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9170 mx_register_decls, mudflap_enqueue_decl): Use it.
9173 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9174 numbers in the insn pattern.
9176 2012-01-19 Michael Matz <matz@suse.de>
9178 PR tree-optimization/46590
9179 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9180 use it in remembering which conflicts we already created.
9181 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9184 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9187 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9188 (merge_and_complain): Same.
9190 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9193 * config/initfini-array.h: Guard content of the header
9194 with #ifdef HAVE_INITFINI_ARRAY.
9195 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9196 Add initfini-array.h to tm_file here.
9197 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9198 * config.gcc: Don't add initfini-array.h to tm_file here.
9199 * configure: Regenerated.
9201 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9203 PR rtl-optimization/51505
9204 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9205 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9206 (df_note_bb_compute): Update the call to df_kill_notes.
9208 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9210 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9212 2012-01-18 Richard Guenther <rguenther@suse.de>
9214 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9215 of conversions to void *.
9217 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9218 Richard Sandiford <rdsandiford@googlemail.com>
9222 * optabs.h (simplify_expand_binop): Declare.
9223 * optabs.c (simplify_expand_binop): Make global.
9224 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9225 endian targets if the source cannot be exactly covered by word
9228 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9231 * hard-reg-set.h (struct hard_reg_set_container): New type.
9232 * target.h (struct hard_reg_set_container): Forward declare.
9233 * target.def (set_up_by_prologue): New target hook.
9234 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9235 * doc/tm.texi: Regenerated.
9236 * function.c (thread_prologue_and_epilogue_insns): Change
9237 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9238 Call targetm.set_up_by_prologue on it.
9239 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9240 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9242 2012-01-17 Nick Clifton <nickc@redhat.com>
9244 * config/rx/rx.c (rx_can_use_simple_return): New function.
9245 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9246 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9248 2012-01-17 Richard Guenther <rguenther@suse.de>
9251 * expr.c (expand_assignment): Take address-space information
9252 from the address operand of MEM_REF and TARGET_MEM_REF.
9253 (expand_expr_real_1): Likewise.
9255 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9257 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9258 reload dump is requested.
9260 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9263 * trans-mem.c (requires_barrier): Call may_be_aliased.
9265 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9267 PR tree-optimization/51877
9268 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9269 call arguments and fndecls compare equal, instead return false if they
9270 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9271 both SSA_NAMEs that are valueized the same, or they satisfy
9274 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9276 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9278 * configure: Regenerate.
9280 2012-01-16 Jan Hubicka <jh@suse.cz>
9284 * convert.c (convert_to_integer): Use fold_convert for
9285 converting an INTEGER_CST to integer type.
9287 2012-01-16 Jason Merrill <jason@redhat.com>
9290 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9292 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9295 * config/s390/s390.c (s390_chunkify_start): Don't skip
9296 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9297 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9298 If insn is followed by NOTE_INSN_VAR_LOCATION or
9299 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9300 Don't use location of note insns.
9302 PR tree-optimization/51865
9303 * tree-inline.c (tree_function_versioning): Call remap_decl
9304 on DECL_RESULT whenever it has VOID_TYPE_P type.
9306 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9308 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9309 for calls to locally-binding MIPS16 functions if only the return
9310 type uses float regs.
9312 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9313 Richard Sandiford <rdsandiford@googlemail.com>
9315 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9316 (SYMBOL_32_HIGH): Likewise.
9317 (mips_output_tls_reloc_directive): Declare.
9318 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9319 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9320 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9321 (mips_lo_relocs, mips_hi_relocs): Make extern.
9322 (mips16_stub_function): Move up file.
9323 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9324 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9325 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9326 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9327 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9328 (mips_get_tp): Add MIPS16 support.
9329 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9330 Generalize DTPREL and TPREL handling.
9331 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9332 Add MIPS16 TLS support.
9333 (mips_output_tls_reloc_directive): New function.
9334 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9335 * config/mips/predicates.md (symbolic_operand_with_high)
9336 (tls_reloc_operand): New predicates.
9337 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9338 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9339 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9340 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9341 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9342 (*tls_get_tp_mips16_call_<mode>): Likewise.
9344 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9346 PR rtl-optimization/51821
9347 * recog.c (peep2_find_free_register): Determine clobbered registers
9350 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9353 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9354 * config/avr/avr.c: Likewise.
9355 * config/avr/avr.h: Likewise.
9357 2012-01-13 Ian Lance Taylor <iant@google.com>
9360 * tree.h (TYPE_QUALS): Add cast to int.
9361 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9363 2012-01-13 Ian Lance Taylor <iant@google.com>
9365 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9366 comparing param_index to VEC_length result.
9368 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9370 * c-decl.c: Do not include tree-mudflap.h
9371 * tree-optimize.c: Likewise.
9372 * Makefile.in: Update dependencies.
9374 2012-01-13 Richard Guenther <rguenther@suse.de>
9377 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9378 variable-sized result always use RSO.
9380 2012-01-12 DJ Delorie <dj@redhat.com>
9382 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9383 pointer type, not just the default pointer type.
9385 2012-01-09 Richard Henderson <rth@redhat.com>
9386 Denis Chertykov <chertykov@gmail.com>
9389 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9390 * config/avr/avr.c (avr_can_eliminate): Simplify.
9391 (avr_initial_elimination_offset): Likewise.
9392 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9393 (expand_epilogue): Likewise.
9394 (avr_legitimize_address): Gut.
9395 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9396 (avr_hard_regno_nregs): New.
9397 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9398 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9399 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9400 add soft frame pointer.
9401 (CALL_USED_REGISTERS): Likewise.
9402 (REG_CLASS_CONTENTS): Likewise.
9403 (REGISTER_NAMES): Likewise.
9404 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9405 (HARD_FRAME_POINTER_REGNUM): New.
9406 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9407 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9408 remove the HARD_FRAME_POINTER self-elimination.
9410 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9413 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9414 DECL_EXTERNAL when checking for initializers of progmem variables.
9416 2012-01-12 Ira Rosen <irar@il.ibm.com>
9418 PR tree-optimization/51799
9419 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9420 that the last operation is a type demotion.
9422 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9424 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9425 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9427 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9430 * combine.c (distribute_notes): If i3 is a noreturn call,
9431 allow old_size to be equal to args_size and make sure the
9432 noreturn call gets REG_ARGS_SIZE note.
9433 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9434 on noreturn calls even when the delta is 0.
9436 2012-01-11 Nathan Sidwell <nathan@acm.org>
9438 * gcov.c (STRING_SIZE): Remove.
9439 (generate_results): Erase annotations for source files with no
9440 coverage information.
9442 (output_lines): Use it.
9444 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9446 * gimple.h (gimplify_body): Remove first argument.
9447 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9448 pointer set here, instead just pass DATA to walk_tree.
9449 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9450 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9451 (unvisit_body): Likewise, but with unmark_visited.
9452 (gimplify_body): Remove BODY_P argument and adjust.
9453 (gimplify_function_tree): Adjust call to gimplify_body.
9454 * omp-low.c (finalize_task_copyfn): Likewise.
9456 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9458 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9459 (build_function_type_skip_args): Delete.
9460 * tree.c (build_function_type_skip_args): Make static and add
9461 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9462 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9463 pass it to build_function_type_skip_args.
9464 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9465 (tree_function_versioning): Likewise.
9466 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9467 build_function_decl_skip_args.
9468 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9469 and pass it to build_function_decl_skip_args/tree_function_versioning.
9470 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9471 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9472 * trans-mem.c (ipa_tm_create_version): Likewise.
9473 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9474 * tree-inline.c (declare_return_variable): Remove always-true test.
9475 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9476 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9477 * ipa-split.c (split_function): Skip the return value for the split
9478 part if it doesn't return.
9480 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9482 PR tree-optimization/49642
9483 * ipa-split.c (forbidden_dominators): New variable.
9484 (check_forbidden_calls): New function.
9485 (dominated_by_forbidden): Likewise.
9486 (consider_split): Check for forbidden dominators.
9487 (execute_split_functions): Initialize and free forbidden
9488 dominators info; call check_forbidden_calls.
9490 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9492 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9494 2012-01-11 Nick Clifton <nickc@redhat.com>
9496 * config/rx/rx.md (return): Define pattern.
9498 2012-01-11 Richard Guenther <rguenther@suse.de>
9500 * doc/extend.texi (malloc attribute): Adjust according to
9503 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9504 Patrick Marlier <patrick.marlier@gmail.com>
9507 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9508 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9509 (ipa_tm_note_irrevocable): Same.
9510 (ipa_tm_scan_irr_block): Same.
9511 (ipa_tm_decrement_clone_counts): Same.
9512 (ipa_tm_scan_irr_function): Same.
9513 (ipa_tm_create_version_alias): Same.
9514 (ipa_tm_create_version): Same.
9515 (ipa_tm_transform_calls_redirect): Same.
9516 (ipa_tm_transform_calls): Same.
9517 (ipa_tm_transform_transaction): Same.
9518 (ipa_tm_execute): Same.
9520 2012-01-10 Richard Guenther <rguenther@suse.de>
9523 * opts.c (common_handle_option): Handle -Werror.
9525 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9527 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9530 2012-01-10 Jason Merrill <jason@redhat.com>
9532 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9535 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9537 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9538 supports R_386_TLS_GD_PLT reloc.
9539 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9540 supports R_386_TLS_LDM_PLT reloc.
9541 * configure: Regenerate.
9542 * config.in: Regenerate.
9544 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9547 Extend __pgmx semantics to linearize memory.
9548 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9549 determine if code comes inline or from libgcc.
9550 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9551 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9552 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9553 (movmemx_qi, movmemx_hi): New insns.
9554 (xload_<mode>_libgcc): Rewrite to new insn condition.
9555 (xload_<mode>): Remove insns.
9556 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9557 cases that don't satisfy avr_xload_libgcc_p().
9558 (avr_addr_space_convert): Allow converting in any direction.
9559 (avr_addr_space_subset_p): Return always true.
9560 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9561 (avr_emit_movmemhi): Ditto.
9562 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9563 (avr_out_movmem): Ditto.
9564 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9565 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9566 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9567 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9568 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9570 2012-01-10 Richard Guenther <rguenther@suse.de>
9572 PR tree-optimization/50913
9573 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9574 Require data-refs to be representable by Graphite with respect
9577 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9579 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9580 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9582 2012-01-10 Tom de Vries <tom@codesourcery.com>
9584 PR rtl-optimization/51271
9585 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9586 handling annulled branch.
9588 2012-01-10 Richard Henderson <rth@redhat.com>
9590 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9591 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9592 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9593 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9594 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9595 arm_expand_vec_perm_const): New.
9596 * config/arm/arm-protos.h: Update.
9597 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9598 (*neon_vswp<VDQX>): New.
9599 (neon_vcombine<VDX>): Use neon_split_vcombine.
9600 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9601 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9602 (vec_perm<VE>): New.
9604 2012-01-10 Richard Henderson <rth@redhat.com>
9606 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9607 use it if reload_completed.
9608 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9609 arm_output_asm_insn, arm_process_output_memory_barrier,
9610 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9611 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9612 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9613 arm_process_output_sync_insn, arm_output_sync_insn,
9614 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9615 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9616 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9617 (emit_unlikely_jump): New.
9618 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9619 (arm_split_atomic_op): New.
9620 * config/arm/arm-protos.h: Update.
9621 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9622 (struct arm_sync_generator): Remove.
9623 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9624 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9625 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9626 (VUNSPEC_LL, VUNSPEC_SC): New.
9627 (sync_result, sync_memory, sync_required_value, sync_new_value,
9628 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9629 (attr length): Don't use arm_sync_loop_insns.
9630 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9631 (movsfcc, movdfcc): Likewise.
9632 * config/arm/constraints.md (Ua): New.
9633 * config/arm/prediates.md (mem_noofs_operand): New.
9634 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9635 (sync_clobber, sync_t2_reqd): Remove.
9636 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9637 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9638 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9639 (arm_sync_compare_and_swap<SIDI>): Remove.
9640 (arm_sync_compare_and_swap<NARROW>): Remove.
9641 (arm_sync_lock_test_and_set<SIDI>): Remove.
9642 (arm_sync_lock_test_and_set<NARROW>): Remove.
9643 (arm_sync_new_<syncop><SIDI>): Remove.
9644 (arm_sync_new_<syncop><NARROW>): Remove.
9645 (arm_sync_new_nand<SIDI>): Remove.
9646 (arm_sync_new_nand<NARROW>): Remove.
9647 (arm_sync_old_<syncop><SIDI>): Remove.
9648 (arm_sync_old_<syncop><NARROW>): Remove.
9649 (arm_sync_old_nand<SIDI>): Remove.
9650 (arm_sync_old_nand<NARROW>): Remove.
9651 (*memory_barrier): Merge arm_output_memory_barrier.
9652 (atomic_compare_and_swap<QHSD>): New.
9653 (atomic_compare_and_swap<NARROW>_1): New.
9654 (atomic_compare_and_swap<SIDI>_1): New.
9655 (atomic_exchange<QHSD>): New.
9656 (cas_cmp_operand, cas_cmp_str): New.
9657 (atomic_op_operand, atomic_op_str): New.
9658 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9659 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9660 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9661 (arm_load_exclusive<NARROW>): New.
9662 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9663 (arm_store_exclusive<QHSD>): New.
9665 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9667 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9668 reload patterns if -mvsx-scalar-memory.
9670 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9671 generated, even -mno-vsx-scalar-double was used.
9672 (vsx_xscvdpsp_scalar): Likewise.
9673 (vsx_xscvspdp_scalar2): Likewise.
9675 2012-01-09 Tom de Vries <tom@codesourcery.com>
9676 Andrew Pinski <apinski@cavium.com>
9679 * reorg.c (fill_slots_from_thread): Don't speculate
9680 frame-related insns.
9682 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9684 * sched-int.h (bb_note): Move to...
9685 * basic-block.h: ...here.
9686 * haifa-sched.c (bb_note): Move to...
9687 * cfgrtl.c: ...here.
9688 * function.c (next_block_for_reg): New function.
9689 (move_insn_for_shrink_wrap): Likewise.
9690 (prepare_shrink_wrap): Rewrite to use the above.
9692 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9694 * gimple.c (is_gimple_non_addressable): Remove.
9695 * gimple.h: Remove is_gimple_non_addressable.
9696 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9697 is_gimple_non_addressable.
9698 * trans-mem.c (expand_assign_tm): Same.
9700 2012-01-09 Richard Guenther <rguenther@suse.de>
9702 PR tree-optimization/51775
9703 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9704 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9706 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9708 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9710 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9712 2012-01-09 Richard Guenther <rguenther@suse.de>
9714 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9716 2012-01-08 Jan Hubicka <jh@suse.cz>
9718 PR tree-optimize/51680
9719 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9720 on when known_vals needs to be computed; cleanup.
9722 2012-01-08 Jan Hubicka <jh@suse.cz>
9724 PR tree-optimize/51694
9725 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9727 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9729 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9730 for -std=c++98 and -std=c++11 too.
9732 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9734 * cfgloop.c (cancel_loop): Add free() of bbs array.
9736 2012-01-07 Jan Hubicka <jh@suse.cz>
9738 PR tree-optimization/51600
9739 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9740 that benefits small functions.
9742 2012-01-07 Jan Hubicka <jh@suse.cz>
9744 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9746 2012-01-07 Jan Hubicka <jh@suse.cz>
9748 PR tree-optimization/51680
9749 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9750 whose inlining reduce unit size.
9752 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9755 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9756 Add canonical node to containing_mem chain after the non-canonical
9757 one, even if there weren't any locs to propagate.
9758 (remove_useless_values): Keep only canonical values.
9759 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9760 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9761 canonicalize mem_chain elements that are not discarded.
9763 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9766 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9767 before emitting functions.
9769 PR gcov-profile/50127
9770 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9771 clear_aux_for_blocks.
9773 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9776 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9778 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9780 * c-decl.c (ext_block): Moved up.
9781 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9783 2012-01-06 Han Shen <shenhan@google.com>
9785 Translate built-in include paths for sysroot.
9786 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9787 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9789 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9790 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9792 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9793 control whether sysroot should be prepended to gxx include dir.
9795 * configure: Regenerate.
9797 2012-01-06 Torvald Riegel <triegel@redhat.com>
9799 PR rtl-optimization/51771
9800 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9801 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9803 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9805 PR tree-optimization/51315
9806 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9807 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9809 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9812 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9813 for shrp pattern. Correctly handle and fixup shift variable.
9814 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9816 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9819 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9820 note when !ACCUMULATE_OUTGOING_ARGS.
9822 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9824 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9826 (extract_range_from_unary_expr_1): Avoid useless computations.
9828 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9830 PR rtl-optimization/51767
9831 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9832 of jump_block and add an extra edge for degenerated asm gotos.
9835 * stmt.c (check_unique_operand_names): Don't ICE during error
9836 reporting if i is from labels chain.
9839 * profile.c (branch_prob): Split bbs that have exit edge
9840 and need a fake entry edge too.
9842 2012-01-05 Jan Hubicka <jh@suse.cz>
9845 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9848 2012-01-05 Richard Guenther <rguenther@suse.de>
9851 * tree-streamer-out.c (write_ts_optimization): New function.
9852 (streamer_write_tree_body): Call it.
9853 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9854 (streamer_read_tree_body): Call it.
9855 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9857 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9860 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9861 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9862 in_cleanup_point_expr before gimplify_stmt call and restore it
9864 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9865 in_cleanup_point_expr is false.
9867 2012-01-05 Richard Guenther <rguenther@suse.de>
9870 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9872 * toplev.c (process_options): Reject combining mudflap and LTO.
9873 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9875 2012-01-05 Richard Guenther <rguenther@suse.de>
9877 PR tree-optimization/51760
9878 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9880 (bit_value_unop): Handle UNDEFINED operands.
9881 (bit_value_binop): Likewise.
9883 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9885 * config/avr/avr.c (avr_replace_prefix): Remove.
9886 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9887 (avr_asm_function_rodata_section): Ditto.
9888 (avr_asm_select_section): Ditto.
9890 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9892 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9895 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9898 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9899 calls that have any non-fake successor edges.
9902 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9904 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9906 PR tree-optimization/51624
9907 * tree-sra.c (build_ref_for_model): When replicating a chain of
9908 COMPONENT_REFs, stop as soon as the offset would become negative.
9910 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9913 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9914 in .debug_loc on the floor.
9916 2012-01-04 Andrew Pinski <apinski@cavium.com>
9918 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9920 2012-01-04 Andrew Pinski <apinski@cavium.com>
9921 Adam Nemet <anemet@caviumnetworks.com>
9923 * config/mips/mips.md (size): Add SI and DI.
9924 (SIZE): New mode attribute.
9925 (U): New code attribute.
9926 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9927 (mips_lbux_<mode>): Delete.
9928 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9929 (mips_lhx): Use gen_mips_lhx_extsi.
9930 (mips_lhx_<mode>): Delete.
9932 (mips_l<size>x): New expand.
9933 (mips_lwx_<mode>): Delete.
9934 (mips_l<GPR:size>x_<P:mode>): New pattern.
9935 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9936 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9937 * config/mips/mips.c (mips_lx_address_p): New function.
9938 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9939 (dsp64): New availability predicate.
9940 (mips_builtins): Add an entry for __builtin_mips_ldx.
9941 * config/mips/mips.h (ISA_HAS_LBX): New define.
9942 (ISA_HAS_LBUX): Likewise.
9943 (ISA_HAS_LHX): Likewise.
9944 (ISA_HAS_LHUX): Likewise.
9945 (ISA_HAS_LWX): Likewise.
9946 (ISA_HAS_LWUX): Likewise.
9947 (ISA_HAS_LDX): Likewise.
9948 * doc/extend.texi (__builtin_mips_ldx): Document.
9950 2012-01-04 Tristan Gingold <gingold@adacore.com>
9952 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9953 when long pointers are used.
9954 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9955 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9956 (ia64-hp-*vms*): Remove.
9957 * config/vms/xm-vms64.h: Delete.
9959 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9962 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9964 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9966 * opts.c (finish_options): Remove duplicate sorry.
9968 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9971 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
9974 2012-01-04 Richard Guenther <rguenther@suse.de>
9977 * tree.c (size_low_cst): New function.
9978 * tree.h (size_low_cst): Declare.
9979 * fold-const.c (fold_comparison): Use it to extract the low
9980 part of the POINTER_PLUS_EXPR offset.
9982 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
9984 Fix clearing ZERO_REG
9985 * config/avr/avr.md (cc): Add alternative "ldi".
9986 (movqi_insn): Use it in cc attribute.
9987 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
9988 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
9989 (output_reload_insisf): Use ZERO_REG to pre-clear register.
9991 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9993 * configure: Regenerate.
9995 2012-01-04 Richard Guenther <rguenther@suse.de>
9997 PR tree-optimization/49651
9998 * tree-ssa-structalias.c (type_can_have_subvars): New function.
9999 (var_can_have_subvars): Use it.
10000 (get_constraint_for_1): Only consider subfields if there can be any.
10002 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10005 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10006 to its new canonical_cselib_val and the cselib_val was in
10007 first_containing_mem chain, but the canonical_cselib_val was not,
10008 add the latter into the chain.
10009 (cselib_invalidate_mem): Compare canonical_cselib_val of
10010 addr_list chain elt with v.
10013 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10014 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10016 (output_macinfo_op): Don't ggc_strdup fd->filename.
10017 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10018 then ggc_strdup it. Don't free inc->info or cur->info.
10019 (output_macinfo): Don't free ref->info or file->info.
10021 2012-01-03 Ira Rosen <irar@il.ibm.com>
10023 PR tree-optimization/51269
10024 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10025 first_niters a pointer.
10026 (slpeel_tree_peel_loop_to_edge): Likewise.
10027 (vect_do_peeling_for_loop_bound): Update call to
10028 slpeel_tree_peel_loop_to_edge.
10029 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10030 here. Remove it from the parameters list.
10031 (vect_do_peeling_for_alignment): Update calls and compute
10032 wide_prolog_niters.
10034 2012-01-03 Richard Guenther <rguenther@suse.de>
10036 PR tree-optimization/51070
10037 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10038 Properly handle calls.
10040 2012-01-03 Richard Guenther <rguenther@suse.de>
10042 PR tree-optimization/51692
10043 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10044 the LHS of allocation stmts.
10046 2012-01-03 Olivier Hainque <hainque@adacore.com>
10048 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10050 2012-01-03 Olivier Hainque <hainque@adacore.com>
10052 * collect2.c (main): In AIX specific computations for vector
10053 insertions, use CONST_CAST2 to cast from char ** to const char **.
10055 2012-01-03 Richard Guenther <rguenther@suse.de>
10058 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10059 the context of a limbo DIE when it does not already exist.
10061 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10063 PR tree-optimization/51719
10064 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10065 but direct call is, clear direct call's lhs and don't add fallthrough
10066 edge from dcall_bb to join_bb and PHIs.
10068 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10070 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10071 the instructions emitted by the pattern.
10072 ("*TDC_insn_<mode>"): Add comment.
10074 2012-01-03 Richard Guenther <rguenther@suse.de>
10076 PR middle-end/51730
10077 * fold-const.c (fold_comparison): Properly canonicalize
10078 tree offset and HOST_WIDE_INT bit position.
10080 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10082 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10083 operands for extzv pattern.
10085 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10088 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10091 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10093 * doc/invoke.texi (-flto and related options): Copy-edit.
10095 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10097 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10099 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10101 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10104 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10106 * expr.h (move_by_pieces_ninsns): Declare.
10107 * expr.c (move_by_pieces_ninsns): Make external.
10108 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10109 (mips_store_by_pieces_p): Likewise.
10110 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10111 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10112 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10113 (mips_store_by_pieces_p): Likewise.
10115 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10117 * passes.c (register_one_dump_file): Free full_name.
10119 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10120 (calculate_elim_costs_all_insns): Free offsets_at and
10121 offsets_known_at at the end and clear the pointers.
10123 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10125 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10126 this option introduced in r180739.
10128 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10131 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10132 (tmake_file target=avr): Add avr/t-multilib.
10134 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10135 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10136 * config/avr/genmultilib.awk: New file.
10137 * config/avr/t-multilib: New auto-generated file.
10138 * config/avr/multilib.h: New auto-generated file.
10139 * config/avr/t-avr (AVR_MCUS): New variable.
10140 (genopt.sh): Use it.
10141 (s-mlib): Depend on t-multilib.
10142 (t-multilib, multilib.h): New dependencies.
10143 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10144 (MULTILIB_OPTIONS): Remove.
10145 (MULTILIB_MATCHES): Remove.
10146 (MULTILIB_DIRNAMES): Remove.
10147 (MULTILIB_EXCEPTIONS): Remove:
10148 * config/avr/genopt.sh: Don't use hard coded file name;
10149 pass AVR_MCUS from t-avr instead.
10151 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10153 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10155 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10157 Implement light-weight DImode support.
10158 * config/avr/avr-dimode.md: New file.
10159 * config/avr/avr.md: Include it.
10160 (adjust_len): Add plus64, compare64.
10161 (HIDI): Remove code iterator.
10162 (code_stdname): New code attribute.
10163 (rotx, rotsmode): Remove DI.
10164 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10166 * config/avr/avr-protos.h (avr_have_dimode): New.
10167 (avr_out_plus64, avr_out_compare64): New.
10168 * config/avr/avr.c (avr_out_compare): Handle DImode.
10169 (avr_have_dimode): New variable definition and initialization.
10170 (avr_out_compare64, avr_out_plus64): New functions.
10171 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10172 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10173 (avr_compare_pattern): Skip DImode comparisons.
10175 2012-01-02 Revital Eres <revital.eres@linaro.org>
10177 * ddg.c (def_has_ccmode_p): New function.
10178 (add_cross_iteration_register_deps,
10179 create_ddg_dep_from_intra_loop_link): Call it.
10181 2012-01-02 Richard Guenther <rguenther@suse.de>
10184 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10186 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10188 * gcc.c (process_command): Update copyright notice dates.
10189 * gcov.c (print_version): Likewise.
10190 * gcov-dump.c (print_version): Likewise.
10191 * mips-tfile.c (main): Likewise.
10192 * mips-tdump.c (main): Likewise.
10194 2012-01-01 Ira Rosen <irar@il.ibm.com>
10196 PR tree-optimization/51704
10197 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10198 a use is inside the basic block or loop before accessing its vect info.
10200 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10202 PR rtl-optimization/51069
10203 * cfgloopmanip.c (remove_path): Removing path making irreducible
10204 region unconditional makes BB part of the region.
10206 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10208 PR tree-optimization/51683
10209 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10210 calls with side-effects.
10211 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10213 Copyright (C) 2012 Free Software Foundation, Inc.
10215 Copying and distribution of this file, with or without modification,
10216 are permitted in any medium without royalty provided the copyright
10217 notice and this notice are preserved.