GDBserver

### - r -

- r_concurrency : td_ta_stats
- r_debug : process_info_private
- r_map_offset : link_map_offsets
- r_version_offset : link_map_offsets
- raw : breakpoint
- raw_breakpoints : process_info
- raw_type : raw_breakpoint
- read_auxv : target_ops
- read_btrace : target_ops
- read_btrace_conf : target_ops
- read_loadmap : target_ops
- read_memory : target_ops
- read_offsets : target_ops
- read_pc : target_ops
- ready_mask : file_handler
- reason : gdb_exception
- refcount : fast_tracepoint_jump , raw_breakpoint
- reg : aarch64_operand
- reg32 : mips_register , nios2_register , tic6x_register
- reg64 : mips_register
- reg_defs : target_desc
- regcache : eval_agent_expr_context , trap_tracepoint_ctx
- regcache_data : thread_info
- register_offset : nto_target_ops
- register_status : regcache
- registers : regcache
- registers_owned : regcache
- registers_size : target_desc
- registers_valid : regcache
- regmap : usrregs_info
- regno_end : regs_range_t
- regno_start : regs_range_t
- regs_info : linux_target_ops
- regset_bitmap : regs_info
- remove_point : linux_target_ops , target_ops , win32_target_ops
- request_interrupt : target_ops
- reserved1 : i387_xsave
- reserved2 : i387_xsave
- reserved3 : i387_xsave
- reserved4 : i387_xsave
- reserved5 : i387_xsave
- resume : lwp_info , target_ops