gdbarch_do_registers_info_ftype *do_registers_info;
gdbarch_register_sim_regno_ftype *register_sim_regno;
gdbarch_register_bytes_ok_ftype *register_bytes_ok;
+ gdbarch_cannot_fetch_register_ftype *cannot_fetch_register;
+ gdbarch_cannot_store_register_ftype *cannot_store_register;
int use_generic_dummy_frames;
int call_dummy_location;
gdbarch_call_dummy_address_ftype *call_dummy_address;
0,
0,
0,
+ 0,
+ 0,
generic_get_saved_register,
0,
0,
gdbarch->max_register_virtual_size = -1;
gdbarch->do_registers_info = do_registers_info;
gdbarch->register_sim_regno = default_register_sim_regno;
+ gdbarch->cannot_fetch_register = cannot_register_not;
+ gdbarch->cannot_store_register = cannot_register_not;
gdbarch->use_generic_dummy_frames = -1;
gdbarch->call_dummy_start_offset = -1;
gdbarch->call_dummy_breakpoint_offset = -1;
/* Skip verify of do_registers_info, invalid_p == 0 */
/* Skip verify of register_sim_regno, invalid_p == 0 */
/* Skip verify of register_bytes_ok, has predicate */
+ /* Skip verify of cannot_fetch_register, invalid_p == 0 */
+ /* Skip verify of cannot_store_register, invalid_p == 0 */
if ((GDB_MULTI_ARCH >= 1)
&& (gdbarch->use_generic_dummy_frames == -1))
internal_error (__FILE__, __LINE__,
"REGISTER_BYTES_OK(nr_bytes)",
XSTRING (REGISTER_BYTES_OK (nr_bytes)));
#endif
+#ifdef CANNOT_FETCH_REGISTER
+ fprintf_unfiltered (file,
+ "gdbarch_dump: %s # %s\n",
+ "CANNOT_FETCH_REGISTER(reg_nr)",
+ XSTRING (CANNOT_FETCH_REGISTER (reg_nr)));
+#endif
+#ifdef CANNOT_STORE_REGISTER
+ fprintf_unfiltered (file,
+ "gdbarch_dump: %s # %s\n",
+ "CANNOT_STORE_REGISTER(reg_nr)",
+ XSTRING (CANNOT_STORE_REGISTER (reg_nr)));
+#endif
#ifdef USE_GENERIC_DUMMY_FRAMES
fprintf_unfiltered (file,
"gdbarch_dump: USE_GENERIC_DUMMY_FRAMES # %s\n",
(long) current_gdbarch->register_bytes_ok
/*REGISTER_BYTES_OK ()*/);
#endif
+#ifdef CANNOT_FETCH_REGISTER
+ if (GDB_MULTI_ARCH)
+ fprintf_unfiltered (file,
+ "gdbarch_dump: CANNOT_FETCH_REGISTER = 0x%08lx\n",
+ (long) current_gdbarch->cannot_fetch_register
+ /*CANNOT_FETCH_REGISTER ()*/);
+#endif
+#ifdef CANNOT_STORE_REGISTER
+ if (GDB_MULTI_ARCH)
+ fprintf_unfiltered (file,
+ "gdbarch_dump: CANNOT_STORE_REGISTER = 0x%08lx\n",
+ (long) current_gdbarch->cannot_store_register
+ /*CANNOT_STORE_REGISTER ()*/);
+#endif
#ifdef USE_GENERIC_DUMMY_FRAMES
fprintf_unfiltered (file,
"gdbarch_dump: USE_GENERIC_DUMMY_FRAMES = %ld\n",
}
int
+gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int reg_nr)
+{
+ if (gdbarch->cannot_fetch_register == 0)
+ internal_error (__FILE__, __LINE__,
+ "gdbarch: gdbarch_cannot_fetch_register invalid");
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_cannot_fetch_register called\n");
+ return gdbarch->cannot_fetch_register (reg_nr);
+}
+
+void
+set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch,
+ gdbarch_cannot_fetch_register_ftype cannot_fetch_register)
+{
+ gdbarch->cannot_fetch_register = cannot_fetch_register;
+}
+
+int
+gdbarch_cannot_store_register (struct gdbarch *gdbarch, int reg_nr)
+{
+ if (gdbarch->cannot_store_register == 0)
+ internal_error (__FILE__, __LINE__,
+ "gdbarch: gdbarch_cannot_store_register invalid");
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_cannot_store_register called\n");
+ return gdbarch->cannot_store_register (reg_nr);
+}
+
+void
+set_gdbarch_cannot_store_register (struct gdbarch *gdbarch,
+ gdbarch_cannot_store_register_ftype cannot_store_register)
+{
+ gdbarch->cannot_store_register = cannot_store_register;
+}
+
+int
gdbarch_use_generic_dummy_frames (struct gdbarch *gdbarch)
{
if (gdbarch->use_generic_dummy_frames == -1)
#endif
#endif
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (CANNOT_FETCH_REGISTER)
+#define CANNOT_FETCH_REGISTER(regnum) (cannot_register_not (regnum))
+#endif
+
+typedef int (gdbarch_cannot_fetch_register_ftype) (int regnum);
+extern int gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum);
+extern void set_gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, gdbarch_cannot_fetch_register_ftype *cannot_fetch_register);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (CANNOT_FETCH_REGISTER)
+#define CANNOT_FETCH_REGISTER(regnum) (gdbarch_cannot_fetch_register (current_gdbarch, regnum))
+#endif
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (CANNOT_STORE_REGISTER)
+#define CANNOT_STORE_REGISTER(regnum) (cannot_register_not (regnum))
+#endif
+
+typedef int (gdbarch_cannot_store_register_ftype) (int regnum);
+extern int gdbarch_cannot_store_register (struct gdbarch *gdbarch, int regnum);
+extern void set_gdbarch_cannot_store_register (struct gdbarch *gdbarch, gdbarch_cannot_store_register_ftype *cannot_store_register);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (CANNOT_STORE_REGISTER)
+#define CANNOT_STORE_REGISTER(regnum) (gdbarch_cannot_store_register (current_gdbarch, regnum))
+#endif
+#endif
+
extern int gdbarch_use_generic_dummy_frames (struct gdbarch *gdbarch);
extern void set_gdbarch_use_generic_dummy_frames (struct gdbarch *gdbarch, int use_generic_dummy_frames);
#if GDB_MULTI_ARCH