+2018-07-02 David Malcolm <dmalcolm@redhat.com>
+
+ * dumpfile.c (dump_generic_expr_loc): Undo removal of this
+ function in r262149, changing "loc" param from source_location to
+ const dump_location_t &.
+ * dumpfile.h (dump_generic_expr_loc): Undo removal of this
+ declaration, as above.
+
+2018-07-01 Paul Koning <ni1d@arrl.net>
+
+ * common/config/pdp11/pdp11-common.c (pdp11_handle_option): Handle
+ -munit-asm, -mgnu-asm, -mdec-asm.
+ * config/pdp11/pdp11-protos.h (pdp11_gen_int_label): New.
+ (pdp11_output_labelref): New.
+ (pdp11_output_def): New.
+ (pdp11_output_addr_vec_elt): New.
+ * config/pdp11/pdp11.c: Use tab between opcode and operands. Use
+ %# and %@ format codes.
+ (pdp11_option_override): New.
+ (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Define.
+ (pdp11_output_ident): New.
+ (pdp11_asm_named_section): New.
+ (pdp11_asm_init_sections): New.
+ (pdp11_file_start): New.
+ (pdp11_file_end): New.
+ (output_ascii): Use .ascii/.asciz for -mdec-asm.
+ (pdp11_asm_print_operand): Update %# and %$ for -mdec-asm. Add
+ %o, like %c but octal.
+ (pdp11_option_override): New.
+ * config/pdp11/pdp11.h (TEXT_SECTION_ASM_OP): Update for
+ -mdec-asm.
+ (DATA_SECTION_ASM_OP): Ditto.
+ (READONLY_DATA_SECTION_ASM_OP): New.
+ (IS_ASM_LOGICAL_LINE_SEPARATOR): New.
+ (ASM_GENERATE_INTERNAL_LABEL): Use new function.
+ (ASM_OUTPUT_LABELREF): Ditto.
+ (ASM_OUTPUT_DEF): Ditto.
+ (ASM_OUTPUT_EXTERNAL): New.
+ (ASM_OUTPUT_SOURCE_FILENAME): New.
+ (ASM_OUTPUT_ADDR_VEC_ELT): Use new function.
+ (ASM_OUTPUT_SKIP): Update for -mdec-asm.
+ * config/pdp11/pdp11.md: Use tab between opcode and operands. Use
+ %# and %@ format codes.
+ * config/pdp11/pdp11.opt (mgnu-asm): New.
+ (mdec-asm): Conflicts with -mgnu-asm and -munix-asm.
+ (munix-asm): Conflicts with -mdec-asm and -mgnu-asm.
+ * doc/invoke.txt (PDP-11 Options): Add -mgnu-asm.
+
+2018-07-01 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree-ssa-threadupdate.c (mark_threaded_blocks): Avoid
+ dereferencing path[] beyond its length.
+ (debug_path): New.
+ (debug_all_paths): New.
+ (rewire_first_differing_edge): New.
+ (adjust_paths_after_duplication): New.
+ (duplicate_thread_path): Call adjust_paths_after_duplication.
+ Add new argument.
+ (thread_through_all_blocks): Add new argument to
+ duplicate_thread_path.
+
+2018-06-30 Jim Wilson <jimw@sifive.com>
+
+ * config/riscv/predicates.md (p2m1_shift_operand): New.
+ (high_mask_shift_operand): New.
+ * config/riscv/riscv.md (lshrsi3_zero_extend_3+1): New combiner
+ pattern using p2m1_shift_operand.
+ (lshsi3_zero_extend_3+2): New combiner pattern using
+ high_mask_shift_operand.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * tree-vect-patterns.c (vect_get_external_def_edge): New function,
+ split out from...
+ (vect_recog_rotate_pattern): ...here.
+ (vect_convert_input): Try to insert casts of invariants in the
+ preheader.
+ * tree-vect-loop-manip.c (vect_loop_versioning): Don't require the
+ preheader to be empty.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * tree-vect-patterns.c (append_pattern_def_seq): Take an optional
+ vector type. If given, install it in the new statement's
+ STMT_VINFO_VECTYPE.
+ (vect_element_precision): New function.
+ (vect_unpromoted_value): New struct.
+ (vect_unpromoted_value::vect_unpromoted_value): New function.
+ (vect_unpromoted_value::set_op): Likewise.
+ (vect_look_through_possible_promotion): Likewise.
+ (vect_joust_widened_integer, vect_joust_widened_type): Likewise.
+ (vect_widened_op_tree, vect_convert_input): Likewise.
+ (vect_convert_inputs, vect_convert_output): Likewise.
+ (vect_recog_dot_prod_pattern): Use vect_look_through_possible_promotion
+ to handle the optional cast of the multiplication result and
+ vect_widened_op_tree to detect the widened multiplication itself.
+ Do not require the input and output of promotion casts to have
+ the same sign, but base the signedness of the operation on the
+ input rather than the result. If the pattern includes two
+ promotions, check that those promotions have the same sign.
+ Do not restrict the MULT_EXPR handling to a double-width result;
+ handle quadruple-width results and wider. Use vect_convert_inputs
+ to convert the inputs to the common type.
+ (vect_recog_sad_pattern): Use vect_look_through_possible_promotion
+ to handle the optional cast of the ABS result. Also allow a sign
+ change or a sign extension between the ABS and MINUS.
+ Use vect_widened_op_tree to detect the widened subtraction and use
+ vect_convert_inputs to convert the inputs to the common type.
+ (vect_handle_widen_op_by_const): Delete.
+ (vect_recog_widen_op_pattern): New function.
+ (vect_recog_widen_mult_pattern): Use it.
+ (vect_recog_widen_shift_pattern): Likewise.
+ (vect_recog_widen_sum_pattern): Use
+ vect_look_through_possible_promotion to handle the promoted
+ PLUS_EXPR operand.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gimple-iterator.c (gsi_for_stmt): Add a new overload that takes
+ the containing gimple_seq *.
+ * gimple-iterator.h (gsi_for_stmt): Declare it.
+ * tree-vect-patterns.c (vect_recog_dot_prod_pattern)
+ (vect_recog_sad_pattern, vect_recog_widen_sum_pattern)
+ (vect_recog_widen_shift_pattern, vect_recog_rotate_pattern)
+ (vect_recog_vector_vector_shift_pattern, vect_recog_divmod_pattern)
+ (vect_recog_mask_conversion_pattern): Remove STMT_VINFO_IN_PATTERN_P
+ checks.
+ (vect_init_pattern_stmt, vect_set_pattern_stmt): New functions,
+ split out from...
+ (vect_mark_pattern_stmts): ...here. Handle cases in which the
+ statement being replaced is part of an existing pattern
+ definition sequence, inserting the new pattern statements before
+ the original one.
+ (vect_pattern_recog_1): Don't return a bool. If the statement
+ is already part of a pattern, instead apply pattern matching
+ to the pattern definition statements. Don't clear the
+ STMT_VINFO_RELATED_STMT if is_pattern_stmt_p.
+ (vect_pattern_recog): Don't break after the first match;
+ continue processing the pattern definition statements instead.
+ Don't bail out for STMT_VINFO_IN_PATTERN_P here.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * tree-vect-patterns.c (vect_reassociating_reduction_p): New function.
+ (vect_recog_dot_prod_pattern, vect_recog_sad_pattern)
+ (vect_recog_widen_sum_pattern): Use it.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * tree-vect-loop.c (vectorizable_reduction): Assert that the
+ phi is not a pattern statement and has not been replaced by
+ a pattern statement.
+ * tree-vect-patterns.c (type_conversion_p): Don't check
+ STMT_VINFO_IN_PATTERN_P.
+ (vect_recog_vector_vector_shift_pattern): Likewise.
+ (vect_recog_dot_prod_pattern): Expect vect_is_simple_use to return
+ the pattern statement rather than the original statement; check
+ directly for a WIDEN_MULT_EXPR here.
+ * tree-vect-slp.c (vect_get_and_check_slp_defs): Expect
+ vect_is_simple_use to return the pattern statement rather
+ than the original statement; use is_pattern_stmt_p to check
+ for such a pattern statement.
+ * tree-vect-stmts.c (process_use): Expect vect_is_simple_use
+ to return the pattern statement rather than the original statement;
+ don't do the same transformation here.
+ (vect_is_simple_use): If the defining statement has been replaced
+ by a pattern statement, return the pattern statement instead.
+ Remove the corresponding (local) transformation from the vectype
+ overload.
+
+2018-06-30 Richard Sandiford <richard.sandiford@arm.com>
+
+ * tree-vectorizer.h (vect_is_simple_use): Move the gimple ** to the
+ end and default to null.
+ * tree-vect-loop.c (vect_create_epilog_for_reduction)
+ (vectorizable_reduction): Update calls accordingly, dropping the
+ gimple ** argument if the passed-back statement isn't needed.
+ * tree-vect-patterns.c (vect_get_internal_def, type_conversion_p)
+ (vect_recog_rotate_pattern): Likewise.
+ (vect_recog_mask_conversion_pattern): Likewise.
+ * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
+ (vect_mask_constant_operand_p): Likewise.
+ * tree-vect-stmts.c (is_simple_and_all_uses_invariant, process_use):
+ (vect_model_simple_cost, vect_get_vec_def_for_operand): Likewise.
+ (get_group_load_store_type, get_load_store_type): Likewise.
+ (vect_check_load_store_mask, vect_check_store_rhs): Likewise.
+ (vectorizable_call, vectorizable_simd_clone_call): Likewise.
+ (vectorizable_conversion, vectorizable_assignment): Likewise.
+ (vectorizable_shift, vectorizable_operation): Likewise.
+ (vectorizable_store, vect_is_simple_cond): Likewise.
+ (vectorizable_condition, vectorizable_comparison): Likewise.
+ (get_same_sized_vectype, vect_get_mask_type_for_stmt): Likewise.
+ (vect_is_simple_use): Rename the def_stmt argument to def_stmt_out
+ and move it to the end. Cope with null def_stmt_outs.
+
+2018-06-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
+
+ * Makefile.in (FLAGS_TO_PASS): Add RANLIB_FOR_TARGET.
+
+2018-06-29 Jeff Law <law@redhat.com>
+
+ * config/v850/v850.c (v850_legitimate_address_p): Handle large
+ displacements for TARGET_V850E2V3 and newer.
+ (TARGET_LRA_P): Remove. Defaults to LRA now.
+ * config/v850/v850.md (sign23byte_load): Remove.
+ (unsign23byte_load, sign23hword_load, unsign23hword_load): Likewise.
+ (23word_load, 23byte_store, 23hword_store, 23word_store): Likewise.
+
+2018-06-29 Martin Liska <mliska@suse.cz>
+
+ PR lto/85759
+ * coverage.c (coverage_init): Mangle full path name.
+ * doc/invoke.texi: Document the change.
+ * gcov-io.c (mangle_path): New.
+ * gcov-io.h (mangle_path): Likewise.
+ * gcov.c (mangle_name): Use mangle_path for path mangling.
+
+2018-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
+
+ * config/arm/arm.c (output_move_double): Don't allow STRD instructions
+ if starting source register is not even.
+
+2018-06-29 Martin Liska <mliska@suse.cz>
+
+ PR tree-optimization/86263
+ * tree-switch-conversion.c (switch_decision_tree::try_switch_expansion):
+ Make edge redirection.
+
+2018-06-29 David Malcolm <dmalcolm@redhat.com>
+
+ * dumpfile.c (dump_loc): Add indentation based on scope depth.
+ (dump_scope_depth): New variable.
+ (get_dump_scope_depth): New function.
+ (dump_begin_scope): New function.
+ (dump_end_scope): New function.
+ * dumpfile.h (get_dump_scope_depth): New declaration.
+ (dump_begin_scope): New declaration.
+ (dump_end_scope): New declaration.
+ (class auto_dump_scope): New class.
+ (AUTO_DUMP_SCOPE): New macro.
+ * tree-vectorizer.h (DUMP_VECT_SCOPE): Reimplement in terms of
+ AUTO_DUMP_SCOPE.
+
+2018-06-29 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Assert
+ compute_all_dependences succeeds.
+ * tree-vect-loop.c (vect_get_datarefs_in_loop): Fail early if we
+ exceed --param loop-max-datarefs-for-datadeps.
+
+2018-06-29 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/t-rs6000: Append rs6000-modes.h to TM_H.
+
+2018-06-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/86348
+ * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): Use
+ alternative 0 in preferred_for_speed attribute.
+
+2018-06-28 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11-protos.h (pdp11_shift_length): New function.
+ * config/pdp11/pdp11.c (pdp11_shift_length): New function.
+ * config/pdp11/pdp11.h (ADJUST_INSN_LENGTH): Remove.
+ * config/pdp11/pdp11.md: Correct "length" attribute calculation
+ for shift insn patterns.
+
+2018-06-28 David Malcolm <dmalcolm@redhat.com>
+
+ * cgraph.c (cgraph_node::get_body): Replace assignments to
+ "dump_file" with calls to set_dump_file.
+ * dumpfile.c (alt_dump_file): Make static, and group with...
+ (alt_flags): ...this definition.
+ (dumps_are_enabled): New variable.
+ (refresh_dumps_are_enabled): New function.
+ (set_dump_file): New function.
+ (set_alt_dump_file): New function.
+ (gcc::dump_manager::dump_start): Replace assignments to
+ "dump_file" and "alt_dump_file" with calls to set_dump_file and
+ set_alt_dump_file.
+ (gcc::dump_manager::dump_finish): Likewise.
+ * dumpfile.h (alt_dump_file): Delete decl.
+ (dumps_are_enabled): New variable decl.
+ (set_dump_file): New function decl.
+ (dump_enabled_p): Rewrite in terms of new "dumps_are_enabled"
+ global.
+ * tree-nested.c (lower_nested_functions): Replace assignments to
+ "dump_file" with calls to set_dump_file.
+
+2018-06-28 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-cfg.c (verify_gimple_in_cfg): Call verify_location on the
+ goto_locus of each outgoing edge of each basic block.
+
+2018-06-28 Richard Biener <rguenther@suse.de>
+
+ * dwarf2out.c (decl_scope_table): Remove.
+ (push_decl_scope): Likewise.
+ (pop_decl_scope): Likewise.
+ (gen_type_die_for_member): Do not call push/pop_decl_scope.
+ (gen_struct_or_union_type_die): Likewise.
+ (gen_tagged_type_die): Likewise.
+ (dwarf2out_init): Do not initialize decl_scope_table.
+ (dwarf2out_c_finalize): Do not free it.
+
+2018-06-28 Richard Biener <rguenther@suse.de>
+
+ * dwarf2out.c (gen_subprogram_die): Use is_unit_die when
+ deciding whether to not re-use a DIE.
+
2018-06-28 Richard Biener <rguenther@suse.de>
* dwarf2out.c (gen_subprogram_die): Always re-use DIEs with an
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