+2020-08-25 Shahab Vahedi <shahab@synopsys.com>
+
+ * MAINTAINERS: Add ARC target and maintainer.
+
+2020-08-25 Anton Kolesov <anton.kolesov@synopsys.com>
+
+ * configure.tgt: ARC support for GNU/Linux.
+ * Makefile.in (ALL_TARGET_OBJS): Likewise.
+ * arc-linux-tdep.c: New file.
+ * arc-tdep.h (ARC_STATUS32_L_MASK, ARC_STATUS32_DE_MASK): Declare.
+ * arc-tdep.c (arc_write_pc): Use it.
+
+2020-08-25 Shahab Vahedi <shahab@synopsys.com>
+
+ * arc-tdep.c (arc_check_for_hardware_loop): New.
+ * arc-tdep.h (gdbarch_tdep): New field has_hw_loops.
+
+2020-08-25 Shahab Vahedi <shahab@synopsys.com>
+
+ * arc-tdep.h: Include "gdbarch.h".
+
+2020-08-25 Shahab Vahedi <shahab@synopsys.com>
+
+ * arch/arc.h
+ (arc_gdbarch_features): New class to stir the selection of target XML.
+ (arc_create_target_description): Use FEATURES to choose XML target.
+ (arc_lookup_target_description): Use arc_create_target_description
+ to create _new_ target descriptions or return the already created
+ ones if the FEATURES is the same.
+ * arch/arc.c: Implementation of prototypes described above.
+ * gdb/arc-tdep.h (arc_regnum enum): Add more registers.
+ (arc_gdbarch_features_init): Initialize the FEATURES struct.
+ * arc-tdep.c (*_feature_name): Make feature names consistent.
+ (arc_register_feature): A new struct to hold information about
+ registers of a particular target/feature.
+ (arc_check_tdesc_feature): Check if XML provides registers in
+ compliance with ARC_REGISTER_FEATURE structs.
+ (arc_update_acc_reg_names): Add aliases for r58 and r59.
+ (determine_*_reg_feature_set): Which feature name to look for.
+ (arc_gdbarch_features_init): Given MACH and ABFD, initialize FEATURES.
+ (mach_type_to_arc_isa): Convert from a set of binutils machine types
+ to expected ISA enums to be used in arc_gdbarch_features structs.
+ * features/Makefile (FEATURE_XMLFILES): Add new files.
+ * gdb/features/arc/v1-aux.c: New file.
+ * gdb/features/arc/v1-aux.xml: Likewise.
+ * gdb/features/arc/v1-core.c: Likewise.
+ * gdb/features/arc/v1-core.xml: Likewise.
+ * gdb/features/arc/v2-aux.c: Likewise.
+ * gdb/features/arc/v2-aux.xml: Likewise.
+ * gdb/features/arc/v2-core.c: Likewise.
+ * gdb/features/arc/v2-core.xml: Likewise.
+ * NEWS (Changes since GDB 9): Announce obsolence of old feature names.
+
+2020-08-25 Gaius Mulley <gaiusmod2@gmail.com>
+ Andrew Burgess <andrew.burgess@embecosm.com>
+
+ PR m2/26372
+ * m2-exp.y (exp): Improve comment for non_empty_arglist case, add
+ an assert. Remove single element array indexing pattern as the
+ MULTI_SUBSCRIPT support will handle this case too.
+
+2020-08-24 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * value.h (valprint_check_validity): Move declaration from
+ here...
+ * valprint.h (valprint_check_validity): ... to here.
+
+2020-08-24 Simon Marchi <simon.marchi@efficios.com>
+
+ * debug.h: New file.
+ * debug.c (debug_prefixed_vprintf): New function.
+ * infrun.c (infrun_debug_printf_1): Use debug_prefixed_vprintf.
+ * linux-nat.c (linux_nat_debug_printf_1): Likewise.
+
+2020-08-24 Simon Marchi <simon.marchi@efficios.com>
+
+ * infrun.h (infrun_debug_printf_1): New function declaration.
+ (infrun_debug_printf): New macro.
+ * infrun.c (infrun_debug_printf_1): Use infrun_debug_printf
+ throughout.
+ (infrun_debug_printf): New function.
+ * breakpoint.c (should_be_inserted): Use infrun_debug_printf.
+ (handle_jit_event): Likewise.
+
+2020-08-21 Mark Wielaard <mark@klomp.org>
+
+ * ada-lex.l: Extend register warnings diagnostics comment for g++.
+
+2020-08-22 Simon Marchi <simon.marchi@efficios.com>
+
+ * frame.c (enum class frame_id_status): New.
+ (struct frame_info) <this_id::p>: Change type to frame_id_status.
+ (fprintf_frame): Update.
+ (compute_frame_id): Set frame id status to "computing" on entry.
+ Set it back to "not_computed" on failure and to "computed" on
+ success.
+ (get_frame_id): Assert the frame id is not being computed.
+ (create_sentinel_frame): Use frame_id_status::COMPUTED.
+ (create_new_frame): Likewise.
+ (frame_cleanup_after_sniffer): Update assert.
+
+2020-08-20 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * regcache.c (pid_ptid_regcache_map): New type.
+ (target_ptid_regcache_map): Remove.
+ (target_pid_ptid_regcache_map): New type.
+ (regcaches): Change type to target_pid_ptid_regcache_map.
+ (get_thread_arch_aspace_regcache): Update.
+ (regcache_thread_ptid_changed): Update, handle pid-like ptid
+ case.
+ (regcaches_size): Update.
+ (regcache_count): Update.
+ (registers_changed_ptid_target_pid_test): New.
+ (_initialize_regcache): Register new test.
+
+2020-08-20 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * regcache.c (regcache_count): New.
+ (struct regcache_test_data): New.
+ (regcache_test_data_up): New.
+ (populate_regcaches_for_test): New.
+ (regcaches_test): Remove.
+ (get_thread_arch_aspace_regcache_test): New.
+ (registers_changed_ptid_all_test): New.
+ (registers_changed_ptid_target_test): New.
+ (registers_changed_ptid_target_ptid_test): New.
+ (regcache_thread_ptid_changed): Remove regcache_count lambda.
+ (_initialize_regcache): Register new tests.
+
+2020-08-20 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * regcache.c (test_get_thread_arch_aspace_regcache): Rename to...
+ (get_thread_arch_aspace_regcache_and_check): ... this. Remove
+ gdbarch and aspace parameter. Use current inferior's aspace.
+ Validate regcache's arch value.
+ (regcaches_test): Update.
+
+2020-08-20 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * regcache.c (regcaches_test): Call registers_changed.
+
+2020-08-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
+
+ * infrun.c (process_event_stop_test): Fix typo "breapoint".
+
+2020-08-19 Alok Kumar Sharma <AlokKumar.Sharma@amd.com>
+
+ * amd64-tdep.c (amd64_skip_prologue): Using symbol table
+ to find the end of prologue for flang compiled binaries.
+ * arm-tdep.c (arm_skip_prologue): Likewise.
+ * i386-tdep.c (i386_skip_prologue): Likewise.
+ * producer.c (producer_is_llvm): New function.
+ (producer_parsing_tests): Added new tests for clang/flang.
+ * producer.h (producer_is_llvm): New declaration.
+
+2020-08-18 Simon Marchi <simon.marchi@efficios.com>
+
+ * linux-nat.c (linux_nat_debug_printf): New function.
+ (linux_nat_debug_printf_1): New macro. Use throughout the file.
+
+2020-08-18 Aaron Merey <amerey@redhat.com>
+
+ * Makefile.in (DEBUGINFOD_CFLAGS, DEBUGINFOD_LIBS): New variables.
+ (INTERNAL_CFLAGS_BASE): Add DEBUGINFOD_CFLAGS.
+ (CLIBS): Add DEBUGINFOD_LIBS.
+
+2020-08-17 Sergei Trofimovich <siarheit@google.com>
+
+ * ia64-linux-nat.c: Include "gdbarch.h" to declare used
+ 'gdbarch_num_regs'.
+
+2020-08-17 Tom Tromey <tromey@adacore.com>
+
+ * ada-varobj.c (ada_varobj_decode_var): Handle case where
+ ada_get_decoded_value returns NULL.
+
+2020-08-17 Tom Tromey <tromey@adacore.com>
+
+ * python/py-inferior.c (infpy_search_memory): Use
+ gdb_py_object_from_ulongest.
+ * python/py-infevents.c (create_inferior_call_event_object)
+ (create_memory_changed_event_object): Use
+ gdb_py_object_from_ulongest.
+ * python/py-linetable.c (ltpy_entry_get_pc): Use
+ gdb_py_object_from_ulongest.
+
+2020-08-17 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * loc.c (class symbol_needs_eval_context): Fix indentation.
+
+2020-08-17 Simon Marchi <simon.marchi@polymtl.ca>
+
+ * dwarf2/loc.c (dwarf2_loc_desc_get_symbol_read_needs): Use
+ bool.
+
+2020-08-17 Tom de Vries <tdevries@suse.de>
+
+ PR gdb/26393
+ * gdbtypes.c (dump_dynamic_prop): New function.
+ (recursive_dump_type): Use dump_dynamic_prop for TYPE_CODE_RANGE.
+
+2020-08-15 Tom de Vries <tdevries@suse.de>
+
+ PR backtrace/26390
+ * stack.c (print_frame_args): Temporarily set the selected
+ frame to FRAME while printing the frame's arguments.
+
+2020-08-14 Pedro Franco de Carvalho <pedromfc@linux.ibm.com>
+
+ PR breakpoints/26385
+ * ppc-linux-nat.c (ppc_linux_nat_target::low_prepare_to_resume):
+ Always clear watchpoint with PTRACE_SET_DEBUGREG.
+
2020-08-14 Pedro Franco de Carvalho <pedromfc@linux.ibm.com>
* ppc-linux-nat.c (ppc_linux_dreg_interface::detect)