diff options
Diffstat (limited to 'gdb/target.h')
| -rw-r--r-- | gdb/target.h | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/gdb/target.h b/gdb/target.h index 5b45f15..365e894 100644 --- a/gdb/target.h +++ b/gdb/target.h @@ -1,6 +1,6 @@ /* Interface between GDB and target environments, including files and processes - Copyright (C) 1990-2024 Free Software Foundation, Inc. + Copyright (C) 1990-2025 Free Software Foundation, Inc. Contributed by Cygnus Support. Written by John Gilmore. @@ -1016,8 +1016,8 @@ struct target_ops filesystem seen by the debugger (GDB or, for remote targets, the remote stub). Return 0 on success, or -1 if an error occurs (and set *TARGET_ERRNO). */ - virtual int fileio_stat (struct inferior *inf, const char *filename, - struct stat *sb, fileio_error *target_errno); + virtual int fileio_lstat (struct inferior *inf, const char *filename, + struct stat *sb, fileio_error *target_errno); /* Close FD on the target. Return 0, or -1 if an error occurs (and set *TARGET_ERRNO). */ @@ -1162,8 +1162,12 @@ struct target_ops CORE_ADDR memaddr, ULONGEST size) TARGET_DEFAULT_FUNC (default_verify_memory); - /* Return the address of the start of the Thread Information Block - a Windows OS specific feature. */ + /* Set *ADDR to the address of the start of the Thread Information + Block (TIB) for thread PTID. Return true on success and false + otherwise. + + ADDR may be nullptr, in which case the checks will be done but + the result will be discarded. */ virtual bool get_tib_address (ptid_t ptid, CORE_ADDR *addr) TARGET_DEFAULT_NORETURN (tcomplain ()); @@ -1376,6 +1380,25 @@ struct target_ops /* Return the x86 XSAVE extended state area layout. */ virtual x86_xsave_layout fetch_x86_xsave_layout () TARGET_DEFAULT_RETURN (x86_xsave_layout ()); + + /* Return true if the target supports displaced stepping for THREAD. */ + virtual bool supports_displaced_step (thread_info *thread) + TARGET_DEFAULT_FUNC (default_supports_displaced_step); + + /* See documentation of gdbarch_displaced_step_prepare. */ + virtual displaced_step_prepare_status displaced_step_prepare (thread_info *thread, + CORE_ADDR &displaced_pc) + TARGET_DEFAULT_FUNC (default_displaced_step_prepare); + + /* See documentation of gdbarch_displaced_step_finish. */ + virtual displaced_step_finish_status displaced_step_finish + (thread_info *thread, const target_waitstatus &status) + TARGET_DEFAULT_FUNC (default_displaced_step_finish); + + /* See documentation of gdbarch_displaced_step_restore_all_in_ptid. */ + virtual void displaced_step_restore_all_in_ptid (inferior *parent_inf, + ptid_t child_ptid) + TARGET_DEFAULT_FUNC (default_displaced_step_restore_all_in_ptid); }; /* Deleter for std::unique_ptr. See comments in @@ -2233,8 +2256,8 @@ extern int target_fileio_fstat (int fd, struct stat *sb, filesystem seen by the debugger (GDB or, for remote targets, the remote stub). Return 0 on success, or -1 if an error occurs (and set *TARGET_ERRNO). */ -extern int target_fileio_stat (struct inferior *inf, const char *filename, - struct stat *sb, fileio_error *target_errno); +extern int target_fileio_lstat (struct inferior *inf, const char *filename, + struct stat *sb, fileio_error *target_errno); /* Close FD on the target. Return 0, or -1 if an error occurs (and set *TARGET_ERRNO). */ @@ -2338,6 +2361,8 @@ extern void target_set_trace_buffer_size (LONGEST val); extern bool target_set_trace_notes (const char *user, const char *notes, const char *stopnotes); +/* A wrapper that calls get_tib_address on the top target of the + current inferior. */ extern bool target_get_tib_address (ptid_t ptid, CORE_ADDR *addr); extern void target_set_permissions (); @@ -2447,8 +2472,14 @@ extern void target_pre_inferior (); extern void target_preopen (int); +/* Using the objfile specified in OBJFILE, find the address for the + current thread's thread-local storage with offset OFFSET. If it's + provided, NAME might be used to indicate the relevant variable + in an error message. */ + extern CORE_ADDR target_translate_tls_address (struct objfile *objfile, - CORE_ADDR offset); + CORE_ADDR offset, + const char *name = nullptr); /* Return the "section" containing the specified address. */ const struct target_section *target_section_by_addr (struct target_ops *target, |