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Multi-target support
[deliverable/binutils-gdb.git]
/
gdb
/
sentinel-frame.c
diff --git
a/gdb/sentinel-frame.c
b/gdb/sentinel-frame.c
index d20c42666c34782fd514cb424f50b344be8df3f8..1d601ca27b2116edadcc0103adc1411ef502d339 100644
(file)
--- a/
gdb/sentinel-frame.c
+++ b/
gdb/sentinel-frame.c
@@
-1,8
+1,6
@@
/* Code dealing with register stack frames, for GDB, the GNU debugger.
/* Code dealing with register stack frames, for GDB, the GNU debugger.
- Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 1986-2020 Free Software Foundation, Inc.
This file is part of GDB.
This file is part of GDB.
@@
-36,6
+34,7
@@
sentinel_frame_cache (struct regcache *regcache)
{
struct frame_unwind_cache *cache =
FRAME_OBSTACK_ZALLOC (struct frame_unwind_cache);
{
struct frame_unwind_cache *cache =
FRAME_OBSTACK_ZALLOC (struct frame_unwind_cache);
+
cache->regcache = regcache;
return cache;
}
cache->regcache = regcache;
return cache;
}
@@
-47,20
+46,12
@@
sentinel_frame_prev_register (struct frame_info *this_frame,
void **this_prologue_cache,
int regnum)
{
void **this_prologue_cache,
int regnum)
{
- struct
gdbarch *gdbarch = get_frame_arch (this_frame);
-
struct frame_unwind_cache *cache =
*this_prologue_cache;
+ struct
frame_unwind_cache *cache
+
= (struct frame_unwind_cache *)
*this_prologue_cache;
struct value *value;
struct value *value;
- /* Return the actual value. */
- value = allocate_value (register_type (gdbarch, regnum));
- VALUE_LVAL (value) = lval_register;
- VALUE_REGNUM (value) = regnum;
- VALUE_FRAME_ID (value) = get_frame_id (this_frame);
-
- /* Use the regcache_cooked_read() method so that it, on the fly,
- constructs either a raw or pseudo register from the raw
- register cache. */
- regcache_cooked_read (cache->regcache, regnum, value_contents_raw (value));
+ value = cache->regcache->cooked_read_value (regnum);
+ VALUE_NEXT_FRAME_ID (value) = sentinel_frame_id;
return value;
}
return value;
}
@@
-76,11
+67,24
@@
sentinel_frame_this_id (struct frame_info *this_frame,
internal_error (__FILE__, __LINE__, _("sentinel_frame_this_id called"));
}
internal_error (__FILE__, __LINE__, _("sentinel_frame_this_id called"));
}
-const struct frame_unwind sentinel_frame_unwinder =
+static struct gdbarch *
+sentinel_frame_prev_arch (struct frame_info *this_frame,
+ void **this_prologue_cache)
+{
+ struct frame_unwind_cache *cache
+ = (struct frame_unwind_cache *) *this_prologue_cache;
+
+ return cache->regcache->arch ();
+}
+
+const struct frame_unwind sentinel_frame_unwind =
{
SENTINEL_FRAME,
{
SENTINEL_FRAME,
+ default_frame_unwind_stop_reason,
sentinel_frame_this_id,
sentinel_frame_this_id,
- sentinel_frame_prev_register
+ sentinel_frame_prev_register,
+ NULL,
+ NULL,
+ NULL,
+ sentinel_frame_prev_arch,
};
};
-
-const struct frame_unwind *const sentinel_frame_unwind = &sentinel_frame_unwinder;
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