+2012-09-27 Marek Polacek <polacek@redhat.com>
+
+ * doc/gcov.texi (Gcov Data Files): Fix a typo.
+
+2012-09-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/54703
+ * simplify-rtx.c (simplify_binary_operation_1): Perform
+ (x - (x & y)) -> (x & ~y) optimization only for integral
+ modes.
+
+2012-09-27 Marc Glisse <marc.glisse@inria.fr>
+
+ PR c/53024
+ PR c++/54427
+ * doc/extend.texi (Vector Extensions): C++ improvements.
+ Power of 2 size requirement.
+
+2012-09-27 Richard Guenther <rguenther@suse.de>
+
+ PR lto/54709
+ * lto-symtab.c (resolution_guessed_p): Remove.
+ (set_resolution_guessed): Likewise.
+ (lto_symtab_register_decl): Remove assert.
+ (lto_symtab_resolve_symbols): Do not alter symbol resolutions
+ and return the prevailing symbol, checking for multiple prevailing
+ symbols here.
+ (lto_symtab_merge_decls_1): Use the result from
+ lto_symtab_resolve_symbols. Do not alter symbol resolutions.
+
+2012-09-26 Steve Ellcey <sellcey@mips.com>
+
+ PR web/54711
+ * doc/install.texi: Fix example.
+
+2012-09-26 Dehao Chen <dehao@google.com>
+
+ * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
+ for function parameter.
+ (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
+
+2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
+
+ * doc/extend.texi (bswap Builtins): Change signed types to unsigned
+ types.
+
+2012-09-26 Ian Lance Taylor <iant@google.com>
+
+ * diagnostic.c (bt_callback): Cast pc when calling fprintf.
+
+2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
+
+ PR tree-optimization/54674
+ * gimple-ssa-strength-reduction.c (analyze_increments): Don't
+ introduce a multiplication with a pointer operand.
+
+2012-09-26 Georg-Johann Lay <avr@gjlay.de>
+
+ PR middle-end/54635
+ * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
+ parameter addrspace.
+ * doc/tm.texi: Regenerate.
+ * target.def (mode_dependent_address_p): Add addr_space_t parameter.
+ * targhooks.h (default_mode_dependent_address_p): Ditto.
+ * targhooks.c (default_mode_dependent_address_p): Ditto.
+ * expr.c (convert_move): Pass address space to mode_dependent_address_p.
+ * combine.c (combine_simplify_rtx): Ditto.
+ (make_extraction): Ditto.
+ (simplify_shift_const_1): Ditto.
+ (gen_lowpart_for_combine): Ditto.
+ * lower-subreg.c (simple_move_operand): Ditto.
+ * recog.c (simplify_while_replacing): Ditto.
+ (offsettable_address_addr_space_p): Ditto.
+ (mode_dependent_address_p): Ditto.
+ * simplify-rtx.c (simplify_unary_operation_1): Ditto.
+ (simplify_subreg): Ditto.
+ * config/m68k/m68k.md: Ditto.
+ * config/vax/vax.md: Ditto.
+ * config/vax/constraints.md (Q): Ditto.
+ * config/vax/predicates.md (indexed_memory_operand): Ditto.
+ * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
+ unused addr_space_t parameter.
+ * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
+ * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
+ * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
+ * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
+ * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
+ * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
+ * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
+ Ditto.
+ * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
+ * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
+
+2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
+
+ * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
+ (execute_optimize_bswap): Add support for builtin_bswap16.
+
+2012-09-26 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
+
+2012-09-26 Ian Lance Taylor <iant@google.com>
+
+ * diagnostic.c: Include "demangle.h" and "backtrace.h".
+ (bt_stop): New static array.
+ (bt_callback, bt_err_callback): New static functions.
+ (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
+ * Makefile.in (BACKTRACE): New variable.
+ (BACKTRACEINC, LIBBACKTRACE): New variables.
+ (BACKTRACE_H): New variable.
+ (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
+ (INCLUDES): Add $(BACKTRACEINC).
+ (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
+
+2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
+
+ PR target/51274
+ PR target/53087
+ * config/rs6000/rs6000.md (ne0si): Remove unnecessary
+ earlyclobber. Merge with...
+ (ne0di): ... to...
+ (ne0_<mode>): New.
+ (plus_ne0si): Merge with...
+ (plus_ne0di): ... to...
+ (plus_ne0_<mode>): New.
+ (compare_plus_ne0si): Merge with...
+ (compare_plus_ne0di)... to...
+ (compare_plus_ne0_<mode>): New.
+ (compare_plus_ne0_<mode>_1): New.
+ (plus_ne0si_compare): Merge with...
+ (plus_ne0di_compare)... to...
+ (plus_ne0_<mode>_compare): New.
+
+2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
+
+ PR target/54089
+ * config/sh/constraints.md (Jhb): New constraint.
+ * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
+ * config/sh/sh.md (rotrsi3): New expander.
+ (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
+ (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
+ immediate_operand and remove CONST_INT_P checks in expansion code.
+ (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
+ split with swapped operands.
+ (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
+
+2012-09-25 Aldy Hernandez <aldyh@redhat.com>
+
+ PR middle-end/53850
+ * trans-mem.c (expand_call_tm): Handle late built built-ins.
+
+2012-09-25 Georg-Johann Lay <avr@gjlay.de>
+
+ PR other/54701
+ * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
+ double_int::udivmod.
+
+2012-09-25 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr.c (avr_set_current_function): Check cfun->machine
+ to be non-NULL.
+
+2012-09-25 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/54641
+ * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
+ for sources compiled with COMPILER.
+
+2012-09-25 Richard Guenther <rguenther@suse.de>
+
+ PR lto/54625
+ * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
+ cgraph nodes for builtins.
+
+2012-09-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/54676
+ * tree-vrp.c (set_and_canonicalize_value_range): Handle
+ one bit precision properly.
+
+ PR other/54692
+ * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og
+ properly.
+ * configure: Regenerated.
+
+2012-09-25 Georg-Johann Lay <avr@gjlay.de>
+
+ PR other/54701
+ * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
+ instead of uhwi_to_double_int.
+
+2012-09-25 Richard Guenther <rguenther@suse.de>
+
+ * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
+ all of the chain.
+
+2012-09-25 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/53663
+ * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
+ native encode/interpret translation on VN_WALKREWRITE.
+
+2012-09-24 Dehao Chen <dehao@google.com>
+
+ * tree-cfg.c (move_stmt_op): Reset the expr block only
+ when necessary.
+ (move_block_to_fn): Reset the edge's goto block even
+ when the goto locus is unknown.
+
+2012-09-24 Lawrence Crowl <crowl@google.com>
+
+ * double-int.h (double_int::from_pair): New.
+ (double_int::wide_mul_with_sign): New.
+ (double_int::sub_with_overflow): New.
+ (double_int::neg_with_overflow): New.
+ (double_int::divmod_with_overflow): New.
+ (shwi_to_double_int): Remove.
+ (uhwi_to_double_int): Remove.
+ (double_int_to_shwi): Remove.
+ (double_int_to_uhwi): Remove.
+ (double_int_fits_in_uhwi_p): Remove.
+ (double_int_fits_in_shwi_p): Remove.
+ (double_int_fits_in_hwi_p): Remove.
+ (double_int_mul): Remove.
+ (double_int_mul_with_sign): Remove.
+ (double_int_add): Remove.
+ (double_int_sub): Remove.
+ (double_int_neg): Remove.
+ (double_int_div): Remove.
+ (double_int_sdiv): Remove.
+ (double_int_udiv): Remove.
+ (double_int_mod): Remove.
+ (double_int_smod): Remove.
+ (double_int_umod): Remove.
+ (double_int_divmod): Remove.
+ (double_int_sdivmod): Remove.
+ (double_int_udivmod): Remove.
+ (double_int_multiple_of): Remove.
+ (double_int_setbit): Remove.
+ (double_int_ctz): Remove.
+ (double_int_not): Remove.
+ (double_int_ior): Remove.
+ (double_int_and): Remove.
+ (double_int_and_not): Remove.
+ (double_int_xor): Remove.
+ (double_int_lshift): Remove.
+ (double_int_rshift): Remove.
+ (double_int_lrotate): Remove.
+ (double_int_rrotate): Remove.
+ (double_int_negative_p): Remove.
+ (double_int_cmp): Remove.
+ (double_int_scmp): Remove.
+ (double_int_ucmp): Remove.
+ (double_int_max): Remove.
+ (double_int_smax): Remove.
+ (double_int_umax): Remove.
+ (double_int_min): Remove.
+ (double_int_smin): Remove.
+ (double_int_umin): Remove.
+ (double_int_ext): Remove.
+ (double_int_sext): Remove.
+ (double_int_zext): Remove.
+ (double_int_mask): Remove.
+ (double_int_max_value): Remove.
+ (double_int_min_value): Remove.
+ (double_int_zero_p): Remove.
+ (double_int_one_p): Remove.
+ (double_int_minus_one_p): Remove.
+ (double_int_equal_p): Remove.
+ (double_int_popcount): Remove.
+ (extern add_double_with_sign): Remove.
+ (#define add_double): Remove.
+ (extern neg_double): Remove.
+ (extern mul_double_with_sign): Remove.
+ (extern mul_double_wide_with_sign): Remove.
+ (#define mul_double): Remove.
+ (extern lshift_double): Remove.
+ (extern div_and_round_double): Remove.
+ * double-int.c (add_double_with_sign): Make static.
+ (#defined add_double): Localized from header.
+ (neg_double): Make static.
+ (mul_double_with_sign): Make static.
+ (mul_double_wide_with_sign): Make static.
+ (#defined mul_double): Localized from header.
+ (lshift_double): Make static.
+ (div_and_round_double): Make static.
+ (double_int::wide_mul_with_sign): New.
+ (double_int::sub_with_overflow): New.
+ (double_int::neg_with_overflow): New.
+ (double_int::divmod_with_overflow): New.
+ * emit-rtl.c (init_emit_once): Change to new double_int API.
+ * explow.c (plus_constant): Likewise.
+ * expmed.c (choose_multiplier): Likewise.
+ * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
+ (int_const_binop_1): Change to new double_int API.
+ (fold_div_compare): Likewise.
+ (maybe_canonicalize_comparison): Likewise.
+ (pointer_may_wrap_p): Likewise.
+ (fold_negate_const): Likewise.
+ (fold_abs_const): Likewise.
+ * simplify-rtx.c (simplify_const_unary_operation): Likewise.
+ (simplify_const_binary_operation): Likewise.
+ * tree-chrec.c (tree_fold_binomial): Likewise.
+ * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
+ * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
+ * config/avr/avr.c (avr_double_int_push_digit): Likewise.
+ (avr_map): Likewise.
+ (avr_map_decompose): Likewise.
+ (avr_out_insert_bits): Likewise.
+
+2012-09-24 Janis Johnson <janisjo@codesourcery.com>
+
+ doc/sourcebuild.texi (Selectors): Document the use of target
+ and xfail used together.
+
+2012-09-24 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/54632
+ * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
+ handle DECL_DEBUG_EXPR_IS_FROM here...
+ (clear_unused_block_pointer): ... but here when walking all
+ local decls.
+
+2012-09-24 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/54684
+ * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
+
+2012-09-24 Marc Glisse <marc.glisse@inria.fr>
+
+ * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
+ (simplify_bitfield_ref): Handle constructors.
+ * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
+
+2012-09-24 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
+ find_or_generate_expression): Remove dominating stmt argument.
+ (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
+ create_component_ref_by_pieces_1, create_component_ref_by_pieces,
+ do_regular_insertion, do_partial_partial_insertion): Adjust.
+ (compute_avail): Do not set uids.
+
+2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
+ TYPE_NONALIASED_COMPONENT flag.
+ * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
+ TYPE_NONALIASED_COMPONENT flag.
+
+2012-09-24 Jia Liu <proljc@gmail.com>
+
+ * doc/lto.texi: Separate sections.
+ * doc/plugins.texi: Likewise.
+
+2012-09-24 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/52173
+ * gimple.c (gimple_copy): Properly mark the copy modified
+ if SSA operands are present.
+
+2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/54669
+ * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
+ maybe_clean_or_replace_eh_stmt on the modified use statements.
+
+2012-09-23 Marc Glisse <marc.glisse@inria.fr>
+
+ * expr.c (do_store_flag): Remove duplicated code.
+
+2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
+
+ * config/rs6000/predicates.md (altivec_register_operand,
+ vsx_register_operand, vfloat_operand, vint_operand,
+ vlogical_operand, gpc_reg_operand, cc_reg_operand,
+ cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
+ If op is a SUBREG, consider its SUBREG_REG instead.
+
+2012-09-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * optabs.c (prepare_cmp_insn): Expand comparison of the result
+ of memcmp through generic comparison expansion code.
+
+2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
+
+ PR bootstrap/54642
+ * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
+
+2012-09-21 Dehao Chen <dehao@google.com>
+
+ PR go/54649
+ * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
+ stmts in the duplicated EH block.
+
+2012-09-21 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/54647
+ * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
+ or VEC_COND_EXPR into EXP_GEN again.
+
+2012-09-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/54629
+ * tree-loop-distribution.c (classify_partition): Free loop nest only
+ after freeing ddr. Free ddr and loop nest also if successful.
+
+2012-09-21 Matthias Klose <doko@ubuntu.com>
+
+ * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
+ 4.4 has changed the `va_list' mangling.
+
+2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/54290
+ PR rtl-optimization/54644
+ * reload1.c (choose_reload_regs): Fix thinko in previous change.
+
+2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
+
+ * config/rs6000/rs6000.md (define_split for plus_eqsi):
+ Fix output pattern.
+
+2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
+
+ * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
+
+2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR bootstrap/54643
+ * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
+ SCHED_PRESSURE_MODEL.
+
+2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
+
+2012-09-20 Marek Polacek <polacek@redhat.com>
+
+ * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
+
+2012-09-20 Marek Polacek <polacek@redhat.com>
+
+ * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
+ result.
+ (create_edge_and_update_destination_phis): Likewise.
+
+2012-09-20 Martin Jambor <mjambor@suse.cz>
+
+ * function.c (push_cfun): Check old current_function_decl matches
+ old cfun, set new current_function_decl to the decl of the new cfun.
+ (push_struct_function): Likewise.
+ (pop_cfun): Likewise.
+ (allocate_struct_function): Move call to
+ invoke_set_current_function_hook to the end of the function.
+ * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
+ current_function_decl.
+ * cgraph.c (cgraph_release_function_body): Likewise.
+ * cgraphunit.c (cgraph_process_new_functions): Likewise.
+ (cgraph_add_new_function): Likewise.
+ (cgraph_analyze_function): Likewise.
+ (assemble_thunk): Set cfun to NULL at the end.
+ (expand_function): Move call to set_cfun downwards.
+ * gimple-low.c (record_vars_into): Only check current_function_decl
+ before possibly doing push_cfun.
+ * gimplify.c (gimplify_function_tree): Do not set and restore
+ current_function_decl.
+ * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
+ (inline_analyze_function): Likewise.
+ * ipa-prop.c (ipa_analyze_node): Likewise.
+ * ipa-pure-const.c (analyze_function): Likewise.
+ * lto-streamer-in.c (lto_input_function_body): Do not set
+ current_function_decl.
+ * lto-streamer-out.c (output_function): Do not set and restore
+ current_function_decl.
+ * omp-low.c (finalize_task_copyfn): Likewise.
+ (expand_omp_taskreg): Likewise.
+ (create_task_copyfn): Likewise, move push_cfun up quite a bit.
+ * passes.c (dump_passes): Do not set and restore current_function_decl.
+ (do_per_function): Likewise.
+ (do_per_function_toporder): Likewise.
+ * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
+ (ipa_tm_transform_transaction): Likewise.
+ (ipa_tm_transform_clone): Likewise.
+ (ipa_tm_execute): Likewise.
+ * tree-emutls.c (lower_emutls_function_body): Likewise.
+ * tree-inline.c (initialize_cfun): Do not call pop_cfun.
+ (tree_function_versioning): Do not call push_cfun, do not set and
+ restore current_function_decl. Remove assert checking consistency of
+ cfun and current_function_decl.
+ * tree-profile.c (tree_profiling): Do not set and restore
+ current_function_decl.
+ * tree-sra.c (convert_callers_for_node): Do not set
+ current_function_decl.
+ (convert_callers): Do not restore current_function_decl.
+ (modify_function): Do not set current_function_decl.
+ * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
+ current_function_decl.
+
+2012-09-20 Diego Novillo <dnovillo@google.com>
+
+ PR target/54631
+ * config/vxworks.c (vxworks_emutls_var_init): Update for new
+ VEC_quick_push interface.
+
+2012-09-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/54634
+ * tree-data-ref.c (get_references_in_stmt): For now give
+ up for pure functions.
+
+2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
+
+ * doc/lto.texi: Correct typo.
+
+2012-09-19 Dehao Chen <dehao@google.com>
+
+ * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
+ * config/spu/spu.c (emit_nop_for_insn): Likewise.
+ (pad_bb): Likewise.
+ (spu_emit_branch_hint): Likewise.
+ (insert_hbrp_for_ilb_runout): Likewise.
+ * config/mep/mep.c (mep_make_bundle): Likewise.
+ (mep_bundle_insns): Likewise.
+ * config/sh/sh.c (gen_block_redirect): Likewise.
+ * config/c6x/c6x.c (gen_one_bundle): Likewise.
+ * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
+ * config/picochip/picochip.c (picochip_reorg): Likewise.
+ * config/arm/arm.c (require_pic_register): Likewise.
+ * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
+ * config/bfin/bfin.c (gen_one_bundle): Likewise.
+
+2012-09-19 Mark Kettenis <kettenis@openbsd.org>
+
+ * config.gcc (hppa*-*-openbsd*): New target.
+ * config/pa/pa-openbsd.h: New file.
+ * config/pa/pa32-openbsd.h: New file.
+ * config/host-openbsd.c: Update copyright year.
+ (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
+
+2012-09-19 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.c (prune_expression_for_jf): New function.
+ (ipa_set_jf_constant): Use it.
+ (ipa_set_jf_arith_pass_through): Likewise.
+ (determine_known_aggregate_parts): Likewise.
+
+2012-09-19 Steve Ellcey <sellcey@mips.com>
+
+ * config.gcc (mips*-mti-elf*): New target.
+ * config/mips/mti-elf.h: New file.
+ * config/mips/t-mti-elf: New file.
+
+2012-09-19 Dehao Chen <dehao@google.com>
+
+ * toplev.c (general_init): Init block_locations.
+ * tree.c (tree_set_block): New.
+ (tree_block): Change to use LOCATION_BLOCK.
+ * tree.h (TREE_SET_BLOCK): New.
+ * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
+ (final_start_function): Likewise.
+ * input.c (expand_location_1): Likewise.
+ * input.h (LOCATION_LOCUS): New.
+ (LOCATION_BLOCK): New.
+ (IS_UNKNOWN_LOCATION): New.
+ * fold-const.c (expr_location_or): Change to use new location.
+ * reorg.c (emit_delay_sequence): Likewise.
+ (try_merge_delay_insns): Likewise.
+ * modulo-sched.c (dump_insn_location): Likewise.
+ * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
+ * lto-cgraph.c (output_node_opt_summary): Likewise.
+ * jump.c (rtx_renumbered_equal_p): Likewise.
+ * ifcvt.c (noce_try_move): Likewise.
+ (noce_try_store_flag): Likewise.
+ (noce_try_store_flag_constants): Likewise.
+ (noce_try_addcc): Likewise.
+ (noce_try_store_flag_mask): Likewise.
+ (noce_try_cmove): Likewise.
+ (noce_try_cmove_arith): Likewise.
+ (noce_try_minmax): Likewise.
+ (noce_try_abs): Likewise.
+ (noce_try_sign_mask): Likewise.
+ (noce_try_bitop): Likewise.
+ (noce_process_if_block): Likewise.
+ (cond_move_process_if_block): Likewise.
+ (find_cond_trap): Likewise.
+ * ipa-prop.c (ipa_set_jf_constant): Likewise.
+ (ipa_write_jump_function): Likewise.
+ * dwarf2out.c (add_src_coords_attributes): Likewise.
+ * expr.c (expand_expr_real): Likewise.
+ * tree-parloops.c (create_loop_fn): Likewise.
+ * recog.c (peep2_attempt): Likewise.
+ * function.c (free_after_compilation): Likewise.
+ (expand_function_end): Likewise.
+ (set_insn_locations): Likewise.
+ (thread_prologue_and_epilogue_insns): Likewise.
+ * print-rtl.c (print_rtx): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
+ * gimplify.c (gimplify_call_expr): Likewise.
+ * except.c (duplicate_eh_regions_1): Likewise.
+ * emit-rtl.c (try_split): Likewise.
+ (make_insn_raw): Likewise.
+ (make_debug_insn_raw): Likewise.
+ (make_jump_insn_raw): Likewise.
+ (make_call_insn_raw): Likewise.
+ (emit_pattern_after_setloc): Likewise.
+ (emit_pattern_after): Likewise.
+ (emit_debug_insn_after): Likewise.
+ (emit_pattern_before): Likewise.
+ (emit_insn_before_setloc): Likewise.
+ (emit_jump_insn_before): Likewise.
+ (emit_call_insn_before_setloc): Likewise.
+ (emit_call_insn_before): Likeise.
+ (emit_debug_insn_before_setloc): Likewise.
+ (emit_copy_of_insn_after): Likewise.
+ (insn_locators_alloc): Remove.
+ (insn_locators_finalize): Remove.
+ (insn_locators_free): Remove.
+ (set_curr_insn_source_location): Remove.
+ (get_curr_insn_source_location): Remove.
+ (set_curr_insn_block): Remove.
+ (get_curr_insn_block): Remove.
+ (locator_scope): Remove.
+ (insn_scope): Change to use new location.
+ (locator_location): Remove.
+ (insn_line): Change to use new location.
+ (locator_file): Remove.
+ (insn_file): Change to use new location.
+ (locator_eq): Remove.
+ (insn_locations_init): New.
+ (insn_locations_finalize): New.
+ (set_curr_insn_location): New.
+ (curr_insn_location): New.
+ * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
+ (expand_gimple_cond): Likewise.
+ (expand_call_stmt): Likewise.
+ (expand_gimple_stmt_1): Likewise.
+ (expand_gimple_basic_block): Likewise.
+ (construct_exit_block): Likewise.
+ (gimple_expand_cfg): Likewise.
+ * cfgcleanup.c (try_forward_edges): Likewise.
+ * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
+ (dump_scope_block): Likewise.
+ (remove_unused_locals): Likewise.
+ * rtl.c (rtx_equal_p_cb): Likewise.
+ (rtx_equal_p): Likewise.
+ * rtl.h (XUINT): New.
+ (INSN_LOCATOR): Remove.
+ (CURR_INSN_LOCATION): Remove.
+ (INSN_LOCATION): New.
+ (INSN_HAS_LOCATION): New.
+ * tree-inline.c (remap_gimple_op_r): Change to use new location.
+ (copy_tree_body_r): Likewise.
+ (copy_phis_for_bb): Likewise.
+ (expand_call_inline): Likewise.
+ * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
+ * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
+ * gimple-streamer-out.c (output_gimple_stmt): Likewise.
+ * combine.c (try_combine): Likewise.
+ * tree-outof-ssa.c (set_location_for_edge): Likewise.
+ (insert_partition_copy_on_edge): Likewise.
+ (insert_value_copy_on_edge): Likewise.
+ (insert_rtx_to_part_on_edge): Likewise.
+ (insert_part_to_rtx_on_edge): Likewise.
+ * basic-block.h (edge_def): Remove field.
+ * gimple.h (gimple_statement_base): Remove field.
+ (gimple_bb): Change to use new location.
+ (gimple_set_block): Likewise.
+ (gimple_has_location): Likewise.
+ * tree-cfg.c (make_cond_expr_edges): Likewise.
+ (make_goto_expr_edges): Likewise.
+ (gimple_can_merge_blocks_p): Likewise.
+ (move_stmt_op): Likewise.
+ (move_block_to_fn): Likewise.
+ * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
+ * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
+ * config/i386/i386.c (x86_output_mi_thunk): Likewise.
+ * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+ * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
+ * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
+ * config/score/score.c (score_output_mi_thunk): Likewise.
+ * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
+ * config/mips/mips.c (mips_output_mi_thunk): Likewise.
+ * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
+ (unique_locus_on_edge_between_p): Likewise.
+ (emit_nop_for_unique_locus_between): Likewise.
+ (force_nonfallthru_and_redirect): Likewise.
+ (fixup_reorder_chain): Likewise.
+ (cfg_layout_merge_blocks): Likewise.
+ * stmt.c (emit_case_nodes): Likewise.
+
+2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
+
+ * dbgcnt.def (sched_breakdep): New counter.
+ * haifa-sched.c (update_insn_after_change): New static function,
+ broken out of haifa_change_pattern.
+ (haifa_change_pattern): Call it.
+ (dep_t heap vecs): Declare.
+ (INSN_COST): Define earlier.
+ (next_cycle_replace_deps, next_cycle_apply): New static variables.
+ (apply_replacement): New static function.
+ (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
+ changed. Handle DEP_REPLACE deps.
+ (contributes_to_priority_p): False for replaceable deps.
+ (must_restore_pattern_p, restore_pattern): New static functions.
+ (schedule_insn): Use them. Apply replacements for broken deps.
+ (struct haifa_saved_data): Add new fields to keep track of
+ replacements.
+ (save_backtrack_point): Initialize them.
+ (undo_replacements_for_backtrack): New static function.
+ (restore_last_backtrack_point, free_topmost_backtrack_point):
+ Use it and keep track of replacements.
+ (perform_replacements_new_cycle, undo_all_replacements): New static
+ functions.
+ (schedule_block): Call these two as necessary. Call
+ find_modifiable_mems.
+ (try_ready): Tweak the assert. Check for DEP_POSTPONED.
+ * sched-deps.c: Include "emit-rtl.h".
+ (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
+ (dep_spec_p): True for DEP_REPLACE deps.
+ (mark_as_hard): New static variable.
+ (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
+ (add_dependence_list): New argument hard. All callers changed. Set
+ and clear mark_as_hard around function body.
+ (add_dependence_list_and_free): Likewise.
+ (haifa_note_mem_dep): Set DEP_NONREG.
+ (haifa_note_dep): Likewise if mark_as_hard is true.
+ (sched_analyze_insn): Switch loop with if statement testing for
+ sel_sched_p.
+ (struct mem_inc_info): New.
+ (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
+ functions.
+ (find_modifiable_mems): New function.
+ * sched-int.h (struct dep_replacement): New.
+ (struct _dep): Add replace, nonreg and multiple fields. Make type and
+ cost bitfields.
+ (UNKNOWN_DEP_COST): Change to match the bitfield.
+ (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
+ (DEP_POSTPONED): New macro.
+ (DEP_CANCELLED): Renumber.
+ (find_modifiable_mems): Declare.
+ (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
+ * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
+ (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
+ (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
+ * Makefile.in (sched-deps.o): Update dependencies.
+ * config/c6x/c6x.c (in_hwloop): New static variable.
+ (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
+ (hwloop_optimize): Set and clear it around preliminary scheduling pass.
+
+2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
+
+ * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
+ and __builtin_ppc_mftb.
+ * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
+ to expand an expression that calls a built-in without arguments.
+ (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
+ __builtin_ppc_mftb.
+ (rs6000_init_builtins): Likewise.
+ * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
+ (rs6000_get_timebase_ppc32): New pattern.
+ (rs6000_mftb_<mode>): New pattern.
+
+ * doc/extend.texi (PowerPC Built-in Functions): New section.
+ (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
+ unrelated to Altivec/VSX to the new section.
+
+2012-09-19 David Edelsohn <dje.gcc@gmail.com>
+
+ * rs6000.md (mac*): Remove extra spaces.
+ (mulhw*): Same.
+
+2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
+
+ PR target/54089
+ * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
+ * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
+ Handle the case where one of the operands is T_REG.
+ Add new pattern to handle MSB extraction.
+
+2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
+
+ PR target/54236
+ * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
+
+2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
+
+ * config/sh/sh.md (prologue, epilogue): Use braced strings.
+
+2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/54290
+ * reload1.c (choose_reload_regs): Also take into account secondary MEMs
+ to remove address replacements for inherited reloads.
+ (replaced_subreg): Move around.
+
+2012-09-19 David Edelsohn <dje.gcc@gmail.com>
+
+ * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
+ MASK_PPC_GFXOPT, and MASK_MFCRF.
+
+2012-09-19 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): For -Og move
+ pass_object_sizes inbetween CCP and copyprop.
+
+2012-09-19 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
+
+2012-09-19 Jan Hubicka <jh@suse.cz>
+
+ * symtab.c (insert_to_assembler_name_hash): Do not insert
+ register vars.
+ (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
+ (symtab_prevail_in_asm_name_hash): New.
+ (symtab_initialize_asm_name_hash): Break out from ...
+ (symtab_node_for_asm): ... here.
+ (dump_symtab_base): Dump LTO file data.
+ (verify_symtab_base): Register vars are not in symtab.
+ * cgraph.h (symtab_initialize_asm_name_hash,
+ symtab_prevail_in_asm_name_hash): New functions.
+ (symtab_real_symbol_p): New inline.
+ * lto-symtab.c: Do not include gt-lto-symtab.h.
+ (lto_symtab_entry_def): Remove.
+ (lto_symtab_entry_t): Remove.
+ (lto_symtab_identifiers): Remove.
+ (lto_symtab_free): Remove.
+ (lto_symtab_entry_hash): Remove.
+ (lto_symtab_entry_eq): Remove.
+ (lto_symtab_entry_marked_p): Remove.
+ (lto_symtab_maybe_init_hash_table): Remove.
+ (resolution_guessed_p, set_resolution_guessed): New functions.
+ (lto_symtab_register_decl): Only set resolution info.
+ (lto_symtab_get, lto_symtab_get_resolution): Remove.
+ (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
+ are same.
+ (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
+ (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
+ prevail.
+ (lto_symtab_resolve_symbols): Reorg to work on symtab.
+ (lto_symtab_merge_decls_2): Likewise.
+ (lto_symtab_merge_decls_1): Likewise; add debug dumps.
+ (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
+ (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
+ (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
+ stage.
+ (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
+ * lto-streaer.h (lto_symtab_free): Remove.
+ * lto-cgraph.c (add_references): Cleanup.
+ * varpool.c (varpool_assemble_decl): Skip hard regs.
+
+2012-09-19 Richard Guenther <rguenther@suse.de>
+
+ PR other/53316
+ * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
+
+2012-09-19 Richard Guenther <rguenther@suse.de>
+
+ PR other/53316
+ * common.opt (optimize_debug): New variable.
+ (Og): New optimization level.
+ * doc/invoke.texi (Og): Document.
+ * opts.c (maybe_default_option): Add debug parameter.
+ (maybe_default_options): Likewise.
+ (default_options_optimization): Handle -Og.
+ (common_handle_option): Likewise.
+ * passes.c (gate_all_optimizations): Do not run with -Og.
+ (gate_all_optimizations_g): New gate, run with -Og.
+ (pass_all_optimizations_g): New container pass, run with -Og.
+ (init_optimization_passes): Schedule pass_all_optimizations_g
+ alongside pass_all_optimizations.
+
2012-09-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/54132
2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
- * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3):
- Delete.
+ * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
(abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
nabs_nopower): Delete.
(absdi2, absdi2_internal, nabsdi2): Delete.
* config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
AND/IOR/XOR cost calculation to MODE_INT class modes.
-2012-09-18 Thomas Quinot <quinot@adacore.com>
+2012-09-18 Thomas Quinot <quinot@adacore.com>
* doc/invoke.texi: Document -fada-spec-parent.
(avr_out_plus_symbol): New static function.
(avr_out_plus): Rewrite.
(adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
- of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
+ of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
(notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
2012-09-14 Christian Bruel <christian.bruel@st.com>
* config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
- * config/sh/sh.c (sequence_insn_p: Check INSNP_P for SEQUENCE.
+ * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
2012-09-14 Jakub Jelinek <jakub@redhat.com>
(*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
Remove third alternative.
(*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
- operand 2 instead of operand 1, but put it as first argument
- of fma.
+ operand 2 instead of operand 1, but put it as first argument of fma.
* config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
_mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
of the first.
2012-09-14 Richard Guenther <rguenther@suse.de>
- * tree-vrp.c (register_new_assert_for): Simplify for backward
- walk.
- (find_assert_locations_1): Walk the basic-block backwards,
- properly add/prune from live. Use live for asserts derived
- from stmts.
+ * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
+ (find_assert_locations_1): Walk the basic-block backwards, properly
+ add/prune from live. Use live for asserts derived from stmts.
2012-09-14 Marc Glisse <marc.glisse@inria.fr>
(BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
(TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
__MOXIE_BIG_ENDIAN__.
- * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS):
- Define.
+ * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
* config/moxie/moxie.opt: New file.
* doc/invoke.texi (Moxie Options): Add section documenting -mel
and -meb.
Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/53210
- * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall
- in C++.
+ * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
* config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
-2012-09-05 Diego Novillo <dnovillo@google.com>
+2012-09-05 Diego Novillo <dnovillo@google.com>
PR bootstrap/54484
* vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
(init_pre): Likewise.
(fini_pre): Likewise.
-2012-09-04 Diego Novillo <dnovillo@google.com>
+2012-09-04 Diego Novillo <dnovillo@google.com>
PR bootstrap/54479
* vec.h (vec_t::copy): Add cast in call to reserve_exact.
AVAIL_OUT for FRE.
(init_pre): Do not allocate not needed bitmap sets for FRE.
-2012-09-04 Diego Novillo <dnovillo@google.com>
+2012-09-04 Diego Novillo <dnovillo@google.com>
Rewrite VEC_* functions as member functions of vec_t.
projects / gcc.git / blobdiff