diff options
Diffstat (limited to 'gdb/gdbserver/linux-aarch64-low.c')
| -rw-r--r-- | gdb/gdbserver/linux-aarch64-low.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gdb/gdbserver/linux-aarch64-low.c b/gdb/gdbserver/linux-aarch64-low.c index d237bde..7ac68dd 100644 --- a/gdb/gdbserver/linux-aarch64-low.c +++ b/gdb/gdbserver/linux-aarch64-low.c @@ -570,6 +570,24 @@ aarch64_get_thread_area (int lwpid, CORE_ADDR *addrp) return 0; } +/* Implementation of linux_target_ops method "get_syscall_trapinfo". */ + +static void +aarch64_get_syscall_trapinfo (struct regcache *regcache, int *sysno) +{ + int use_64bit = register_size (regcache->tdesc, 0) == 8; + + if (use_64bit) + { + long l_sysno; + + collect_register_by_name (regcache, "x8", &l_sysno); + *sysno = (int) l_sysno; + } + else + collect_register_by_name (regcache, "r7", sysno); +} + /* List of condition codes that we need. */ enum aarch64_condition_codes @@ -2984,6 +3002,7 @@ struct linux_target_ops the_low_target = aarch64_supports_range_stepping, aarch64_breakpoint_kind_from_current_state, aarch64_supports_hardware_single_step, + aarch64_get_syscall_trapinfo, }; void |