From: Tankut Baris Aktemur Date: Mon, 17 Feb 2020 15:12:01 +0000 (+0100) Subject: gdbserver: turn target op 'supports_range_stepping' into a method X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2526e0cd95c9395bf8edee662fa1f4ea1ecd6023;p=binutils-gdb.git gdbserver: turn target op 'supports_range_stepping' into a method gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur Turn process_stratum_target's supports_range_stepping op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_range_stepping): Update the macro. * target.cc (process_target::supports_range_stepping): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_range_stepping): Turn into ... (linux_process_target::supports_range_stepping): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update. --- diff --git a/gdbserver/ChangeLog b/gdbserver/ChangeLog index 3898eca0d20..cd5ef1d1adc 100644 --- a/gdbserver/ChangeLog +++ b/gdbserver/ChangeLog @@ -1,3 +1,23 @@ +2020-02-20 Tankut Baris Aktemur + + Turn process_stratum_target's supports_range_stepping op into a + method of process_target. + + * target.h (struct process_stratum_target): Remove the target op. + (class process_target): Add the target op. + (target_supports_range_stepping): Update the macro. + * target.cc (process_target::supports_range_stepping): Define. + + Update the derived classes and callers below. + + * linux-low.cc (linux_target_ops): Update. + (linux_supports_range_stepping): Turn into ... + (linux_process_target::supports_range_stepping): ... this. + * linux-low.h (class linux_process_target): Update. + * lynx-low.cc (lynx_target_ops): Update. + * nto-low.cc (nto_target_ops): Update. + * win32-low.cc (win32_target_ops): Update. + 2020-02-20 Tankut Baris Aktemur Turn process_stratum_target's btrace-related ops (enable_btrace, diff --git a/gdbserver/linux-low.cc b/gdbserver/linux-low.cc index 1cd5bfcd3c4..b7807990313 100644 --- a/gdbserver/linux-low.cc +++ b/gdbserver/linux-low.cc @@ -6430,13 +6430,13 @@ linux_process_target::supports_agent () return true; } -static int -linux_supports_range_stepping (void) +bool +linux_process_target::supports_range_stepping () { if (can_software_single_step ()) - return 1; + return true; if (*the_low_target.supports_range_stepping == NULL) - return 0; + return false; return (*the_low_target.supports_range_stepping) (); } @@ -7471,7 +7471,6 @@ linux_get_hwcap2 (int wordsize) static linux_process_target the_linux_target; static process_stratum_target linux_target_ops = { - linux_supports_range_stepping, linux_proc_pid_to_exec_file, linux_mntns_open_cloexec, linux_mntns_unlink, diff --git a/gdbserver/linux-low.h b/gdbserver/linux-low.h index 8c33dccc678..f47d9ed816f 100644 --- a/gdbserver/linux-low.h +++ b/gdbserver/linux-low.h @@ -446,6 +446,8 @@ public: int read_btrace_conf (const btrace_target_info *tinfo, buffer *buf) override; #endif + + bool supports_range_stepping () override; }; #define get_thread_lwp(thr) ((struct lwp_info *) (thread_target_data (thr))) diff --git a/gdbserver/lynx-low.cc b/gdbserver/lynx-low.cc index a890b660bb1..854037a631b 100644 --- a/gdbserver/lynx-low.cc +++ b/gdbserver/lynx-low.cc @@ -735,7 +735,6 @@ static lynx_process_target the_lynx_target; /* The LynxOS target_ops vector. */ static process_stratum_target lynx_target_ops = { - NULL, /* supports_range_stepping */ NULL, /* pid_to_exec_file */ NULL, /* multifs_open */ NULL, /* multifs_unlink */ diff --git a/gdbserver/nto-low.cc b/gdbserver/nto-low.cc index ef79105877b..3532aa460f0 100644 --- a/gdbserver/nto-low.cc +++ b/gdbserver/nto-low.cc @@ -947,7 +947,6 @@ nto_sw_breakpoint_from_kind (int kind, int *size) static nto_process_target the_nto_target; static process_stratum_target nto_target_ops = { - NULL, /* supports_range_stepping */ NULL, /* pid_to_exec_file */ NULL, /* multifs_open */ NULL, /* multifs_unlink */ diff --git a/gdbserver/target.cc b/gdbserver/target.cc index e2ce7ff0869..8739ba864f8 100644 --- a/gdbserver/target.cc +++ b/gdbserver/target.cc @@ -753,3 +753,9 @@ process_target::read_btrace_conf (const btrace_target_info *tinfo, { error (_("Target does not support branch tracing.")); } + +bool +process_target::supports_range_stepping () +{ + return false; +} diff --git a/gdbserver/target.h b/gdbserver/target.h index 9d7c599b1e6..cdb3c119433 100644 --- a/gdbserver/target.h +++ b/gdbserver/target.h @@ -70,9 +70,6 @@ class process_target; shared code. */ struct process_stratum_target { - /* Return true if target supports range stepping. */ - int (*supports_range_stepping) (void); - /* Return the full absolute name of the executable file that was run to create the process PID. If the executable file cannot be determined, NULL is returned. Otherwise, a pointer to a @@ -498,6 +495,9 @@ public: otherwise. */ virtual int read_btrace_conf (const btrace_target_info *tinfo, buffer *buf); + + /* Return true if target supports range stepping. */ + virtual bool supports_range_stepping (); }; extern process_stratum_target *the_target; @@ -638,8 +638,7 @@ target_read_btrace_conf (struct btrace_target_info *tinfo, } #define target_supports_range_stepping() \ - (the_target->supports_range_stepping ? \ - (*the_target->supports_range_stepping) () : 0) + the_target->pt->supports_range_stepping () #define target_supports_stopped_by_sw_breakpoint() \ the_target->pt->supports_stopped_by_sw_breakpoint () diff --git a/gdbserver/win32-low.cc b/gdbserver/win32-low.cc index 7fdc90feff1..b270745275f 100644 --- a/gdbserver/win32-low.cc +++ b/gdbserver/win32-low.cc @@ -1858,7 +1858,6 @@ win32_sw_breakpoint_from_kind (int kind, int *size) static win32_process_target the_win32_target; static process_stratum_target win32_target_ops = { - NULL, /* supports_range_stepping */ NULL, /* pid_to_exec_file */ NULL, /* multifs_open */ NULL, /* multifs_unlink */