diff options
Diffstat (limited to 'gdb/gdbthread.h')
| -rw-r--r-- | gdb/gdbthread.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gdb/gdbthread.h b/gdb/gdbthread.h index 36ad5a7..178fd4a 100644 --- a/gdb/gdbthread.h +++ b/gdb/gdbthread.h @@ -52,6 +52,13 @@ struct thread_control_state /* Exception-resume breakpoint. */ struct breakpoint *exception_resume_breakpoint; + /* Breakpoints used for software single stepping. Plural, because + it may have multiple locations. E.g., if stepping over a + conditional branch instruction we can't decode the condition for, + we'll need to put a breakpoint at the branch destination, and + another at the instruction after the branch. */ + struct breakpoint *single_step_breakpoints; + /* Range to single step within. If this is nonzero, respond to a single-step signal by continuing @@ -285,6 +292,19 @@ extern void delete_step_resume_breakpoint (struct thread_info *); /* Delete an exception_resume_breakpoint from the thread database. */ extern void delete_exception_resume_breakpoint (struct thread_info *); +/* Delete the single-step breakpoints of thread TP, if any. */ +extern void delete_single_step_breakpoints (struct thread_info *tp); + +/* Check if the thread has software single stepping breakpoints + set. */ +extern int thread_has_single_step_breakpoints_set (struct thread_info *tp); + +/* Check whether the thread has software single stepping breakpoints + set at PC. */ +extern int thread_has_single_step_breakpoint_here (struct thread_info *tp, + struct address_space *aspace, + CORE_ADDR addr); + /* Translate the integer thread id (GDB's homegrown id, not the system's) into a "pid" (which may be overloaded with extra thread information). */ extern ptid_t thread_id_to_pid (int); |