/* Cache and manage the values of registers for GDB, the GNU debugger.
- Copyright (C) 1986-2014 Free Software Foundation, Inc.
+ Copyright (C) 1986-2015 Free Software Foundation, Inc.
This file is part of GDB.
#include "regcache.h"
#include "reggroups.h"
#include "observer.h"
-#include "exceptions.h"
#include "remote.h"
#include "valprint.h"
#include "regset.h"
return regcache_cooked_read (regcache, regnum, buf);
}
+static void regcache_cpy_no_passthrough (struct regcache *dst,
+ struct regcache *src);
+
void
regcache_cpy (struct regcache *dst, struct regcache *src)
{
regcache_cpy_no_passthrough (dst, src);
}
-void
+/* Copy/duplicate the contents of a register cache. Unlike regcache_cpy,
+ which is pass-through, this does not go through to the target.
+ Only values values already in the cache are transferred. The SRC and DST
+ buffers must not overlap. */
+
+static void
regcache_cpy_no_passthrough (struct regcache *dst, struct regcache *src)
{
gdb_assert (src != NULL && dst != NULL);
else
gdb_assert (regnum < regcache->descr->nr_raw_registers);
- return regcache->register_status[regnum];
+ return (enum register_status) regcache->register_status[regnum];
}
void
new_regcache = regcache_xmalloc_1 (gdbarch, aspace, 0);
new_regcache->ptid = ptid;
- list = xmalloc (sizeof (struct regcache_list));
+ list = XNEW (struct regcache_list);
list->regcache = new_regcache;
list->next = current_regcache;
current_regcache = list;
memcpy (buf, register_buffer (regcache, regnum),
regcache->descr->sizeof_register[regnum]);
- return regcache->register_status[regnum];
+ return (enum register_status) regcache->register_status[regnum];
}
enum register_status
else
memset (buf, 0, regcache->descr->sizeof_register[regnum]);
- return regcache->register_status[regnum];
+ return (enum register_status) regcache->register_status[regnum];
}
else if (gdbarch_pseudo_register_read_value_p (regcache->descr->gdbarch))
{
t = n;
}
/* Chop a leading builtin_type. */
- if (strncmp (t, blt, strlen (blt)) == 0)
+ if (startswith (t, blt))
t += strlen (blt);
}
fprintf_unfiltered (file, " %-15s", t);