+static const struct regset alpha_linux_fpregset =
+{
+ NULL,
+ alpha_linux_supply_fpregset, alpha_linux_collect_fpregset
+};
+
+/* Iterate over core file register note sections. */
+
+static void
+alpha_linux_iterate_over_regset_sections (struct gdbarch *gdbarch,
+ iterate_over_regset_sections_cb *cb,
+ void *cb_data,
+ const struct regcache *regcache)
+{
+ cb (".reg", 32 * 8, 32 * 8, &alpha_linux_gregset, NULL, cb_data);
+ cb (".reg2", 32 * 8, 32 * 8, &alpha_linux_fpregset, NULL, cb_data);
+}
+
+/* Implementation of `gdbarch_gdb_signal_from_target', as defined in
+ gdbarch.h. */
+
+static enum gdb_signal
+alpha_linux_gdb_signal_from_target (struct gdbarch *gdbarch,
+ int signal)
+{
+ switch (signal)
+ {
+ case ALPHA_LINUX_SIGEMT:
+ return GDB_SIGNAL_EMT;
+
+ case ALPHA_LINUX_SIGBUS:
+ return GDB_SIGNAL_BUS;
+
+ case ALPHA_LINUX_SIGSYS:
+ return GDB_SIGNAL_SYS;
+
+ case ALPHA_LINUX_SIGURG:
+ return GDB_SIGNAL_URG;
+
+ case ALPHA_LINUX_SIGSTOP:
+ return GDB_SIGNAL_STOP;
+
+ case ALPHA_LINUX_SIGTSTP:
+ return GDB_SIGNAL_TSTP;
+
+ case ALPHA_LINUX_SIGCONT:
+ return GDB_SIGNAL_CONT;
+
+ case ALPHA_LINUX_SIGCHLD:
+ return GDB_SIGNAL_CHLD;
+
+ /* No way to differentiate between SIGIO and SIGPOLL.
+ Therefore, we just handle the first one. */
+ case ALPHA_LINUX_SIGIO:
+ return GDB_SIGNAL_IO;
+
+ /* No way to differentiate between SIGINFO and SIGPWR.
+ Therefore, we just handle the first one. */
+ case ALPHA_LINUX_SIGINFO:
+ return GDB_SIGNAL_INFO;
+
+ case ALPHA_LINUX_SIGUSR1:
+ return GDB_SIGNAL_USR1;
+
+ case ALPHA_LINUX_SIGUSR2:
+ return GDB_SIGNAL_USR2;
+ }
+
+ return linux_gdb_signal_from_target (gdbarch, signal);
+}
+
+/* Implementation of `gdbarch_gdb_signal_to_target', as defined in
+ gdbarch.h. */
+
+static int
+alpha_linux_gdb_signal_to_target (struct gdbarch *gdbarch,
+ enum gdb_signal signal)
+{
+ switch (signal)
+ {
+ case GDB_SIGNAL_EMT:
+ return ALPHA_LINUX_SIGEMT;
+
+ case GDB_SIGNAL_BUS:
+ return ALPHA_LINUX_SIGBUS;
+
+ case GDB_SIGNAL_SYS:
+ return ALPHA_LINUX_SIGSYS;
+
+ case GDB_SIGNAL_URG:
+ return ALPHA_LINUX_SIGURG;
+
+ case GDB_SIGNAL_STOP:
+ return ALPHA_LINUX_SIGSTOP;
+
+ case GDB_SIGNAL_TSTP:
+ return ALPHA_LINUX_SIGTSTP;
+
+ case GDB_SIGNAL_CONT:
+ return ALPHA_LINUX_SIGCONT;
+
+ case GDB_SIGNAL_CHLD:
+ return ALPHA_LINUX_SIGCHLD;
+
+ case GDB_SIGNAL_IO:
+ return ALPHA_LINUX_SIGIO;
+
+ case GDB_SIGNAL_INFO:
+ return ALPHA_LINUX_SIGINFO;
+
+ case GDB_SIGNAL_USR1:
+ return ALPHA_LINUX_SIGUSR1;
+
+ case GDB_SIGNAL_USR2:
+ return ALPHA_LINUX_SIGUSR2;
+
+ case GDB_SIGNAL_POLL:
+ return ALPHA_LINUX_SIGPOLL;
+
+ case GDB_SIGNAL_PWR:
+ return ALPHA_LINUX_SIGPWR;
+ }
+
+ return linux_gdb_signal_to_target (gdbarch, signal);
+}
+
+static void
+alpha_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep;
+
+ linux_init_abi (info, gdbarch);
+
+ /* Hook into the DWARF CFI frame unwinder. */
+ alpha_dwarf2_init_abi (info, gdbarch);
+
+ /* Hook into the MDEBUG frame unwinder. */
+ alpha_mdebug_init_abi (info, gdbarch);
+
+ tdep = gdbarch_tdep (gdbarch);