/* GNU/Linux/CRIS specific low level interface, for the remote server for GDB.
- Copyright (C) 1995-2015 Free Software Foundation, Inc.
+ Copyright (C) 1995-2019 Free Software Foundation, Inc.
This file is part of GDB.
return (regno >= cris_num_regs);
}
-extern int debug_threads;
+static const unsigned short cris_breakpoint = 0xe938;
+#define cris_breakpoint_len 2
-static CORE_ADDR
-cris_get_pc (struct regcache *regcache)
-{
- unsigned long pc;
- collect_register_by_name (regcache, "pc", &pc);
- if (debug_threads)
- debug_printf ("stop pc is %08lx\n", pc);
- return pc;
-}
+/* Implementation of linux_target_ops method "sw_breakpoint_from_kind". */
-static void
-cris_set_pc (struct regcache *regcache, CORE_ADDR pc)
+static const gdb_byte *
+cris_sw_breakpoint_from_kind (int kind, int *size)
{
- unsigned long newpc = pc;
- supply_register_by_name (regcache, "pc", &newpc);
+ *size = cris_breakpoint_len;
+ return (const gdb_byte *) &cris_breakpoint;
}
-static const unsigned short cris_breakpoint = 0xe938;
-#define cris_breakpoint_len 2
-
static int
cris_breakpoint_at (CORE_ADDR where)
{
return 0;
}
-/* We only place breakpoints in empty marker functions, and thread locking
- is outside of the function. So rather than importing software single-step,
- we can just run until exit. */
-static CORE_ADDR
-cris_reinsert_addr (void)
-{
- struct regcache *regcache = get_thread_regcache (current_thread, 1);
- unsigned long pc;
- collect_register_by_name (regcache, "srp", &pc);
- return pc;
-}
-
static void
cris_arch_setup (void)
{
cris_cannot_fetch_register,
cris_cannot_store_register,
NULL, /* fetch_register */
- cris_get_pc,
- cris_set_pc,
- (const unsigned char *) &cris_breakpoint,
- cris_breakpoint_len,
- cris_reinsert_addr,
+ linux_get_pc_32bit,
+ linux_set_pc_32bit,
+ NULL, /* breakpoint_kind_from_pc */
+ cris_sw_breakpoint_from_kind,
+ NULL, /* get_next_pcs */
0,
cris_breakpoint_at,
- 0,
- 0,
- 0,
- 0,
};
void