/* Register support routines for the remote server for GDB.
- Copyright (C) 2001-2017 Free Software Foundation, Inc.
+ Copyright (C) 2001-2019 Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-#ifndef REGCACHE_H
-#define REGCACHE_H
+#ifndef GDBSERVER_REGCACHE_H
+#define GDBSERVER_REGCACHE_H
-#include "common-regcache.h"
+#include "common/common-regcache.h"
struct thread_info;
struct target_desc;
inferior; this is primarily for simplicity, as the performance
benefit is minimal. */
-struct regcache
+struct regcache : public reg_buffer_common
{
/* The regcache's target description. */
- const struct target_desc *tdesc;
+ const struct target_desc *tdesc = nullptr;
/* Whether the REGISTERS buffer's contents are valid. If false, we
haven't fetched the registers from the target yet. Not that this
register cache is _not_ pass-through, unlike GDB's. Note that
"valid" here is unrelated to whether the registers are available
in a traceframe. For that, check REGISTER_STATUS below. */
- int registers_valid;
- int registers_owned;
- unsigned char *registers;
+ int registers_valid = 0;
+ int registers_owned = 0;
+ unsigned char *registers = nullptr;
#ifndef IN_PROCESS_AGENT
/* One of REG_UNAVAILBLE or REG_VALID. */
- unsigned char *register_status;
+ unsigned char *register_status = nullptr;
#endif
+
+ /* See common/common-regcache.h. */
+ enum register_status get_register_status (int regnum) const override;
+
+ /* See common/common-regcache.h. */
+ void raw_supply (int regnum, const void *buf) override;
+
+ /* See common/common-regcache.h. */
+ void raw_collect (int regnum, void *buf) const override;
+
+ /* See common/common-regcache.h. */
+ bool raw_compare (int regnum, const void *buf, int offset) const override;
};
struct regcache *init_register_cache (struct regcache *regcache,
void regcache_write_pc (struct regcache *regcache, CORE_ADDR pc);
-/* Return a pointer to the description of register ``n''. */
-
-struct reg *find_register_by_number (const struct target_desc *tdesc, int n);
-
int register_cache_size (const struct target_desc *tdesc);
int register_size (const struct target_desc *tdesc, int n);
void supply_register_by_name (struct regcache *regcache,
const char *name, const void *buf);
+void supply_register_by_name_zeroed (struct regcache *regcache,
+ const char *name);
+
void supply_regblock (struct regcache *regcache, const void *buf);
void collect_register (struct regcache *regcache, int n, void *buf);
void collect_register_by_name (struct regcache *regcache,
const char *name, void *buf);
-#endif /* REGCACHE_H */
+/* Read a raw register as an unsigned integer. Convenience wrapper
+ around regcache_raw_get_unsigned that takes a register name instead
+ of a register number. */
+
+ULONGEST regcache_raw_get_unsigned_by_name (struct regcache *regcache,
+ const char *name);
+
+#endif /* GDBSERVER_REGCACHE_H */