/* Implement the "skip_prologue" gdbarch method. */
static CORE_ADDR
rx_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
const char *name;
CORE_ADDR func_addr, func_end;
struct rx_prologue p;
/* Try to find the extent of the function that contains PC. */
if (!find_pc_partial_function (pc, &name, &func_addr, &func_end))
return pc;
rx_analyze_prologue (pc, func_end, &p);
return p.prologue_end;
}
/* Implement the "skip_prologue" gdbarch method. */
static CORE_ADDR
rx_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
const char *name;
CORE_ADDR func_addr, func_end;
struct rx_prologue p;
/* Try to find the extent of the function that contains PC. */
if (!find_pc_partial_function (pc, &name, &func_addr, &func_end))
return pc;
/* The frame type doesn't matter here, since we only care about
where the prologue ends. We'll use RX_FRAME_TYPE_NORMAL. */
rx_analyze_prologue (pc, func_end, RX_FRAME_TYPE_NORMAL, &p);
return p.prologue_end;
}
/* Given a frame described by THIS_FRAME, decode the prologue of its
associated function if there is not cache entry as specified by
THIS_PROLOGUE_CACHE. Save the decoded prologue in the cache and
return that struct as the value of this function. */
static struct rx_prologue *
rx_analyze_frame_prologue (struct frame_info *this_frame,
void **this_prologue_cache)
{
if (!*this_prologue_cache)
{
CORE_ADDR func_start, stop_addr;
*this_prologue_cache = FRAME_OBSTACK_ZALLOC (struct rx_prologue);
func_start = get_frame_func (this_frame);
stop_addr = get_frame_pc (this_frame);
/* If we couldn't find any function containing the PC, then
just initialize the prologue cache, but don't do anything. */
if (!func_start)
stop_addr = func_start;
rx_analyze_prologue (func_start, stop_addr, *this_prologue_cache);
}
