/* Target-dependent code for the Sanyo Xstormy16a (LC590000) processor.
- Copyright 2001, Free Software Foundation, Inc.
+
+ Copyright 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
/* Function: xstormy16_register_name
Returns the name of the standard Xstormy16 register N. */
-static char *
+static const char *
xstormy16_register_name (int regnum)
{
static char *register_names[] = {
*/
static CORE_ADDR
-xstormy16_scan_prologue (CORE_ADDR start_addr,
- CORE_ADDR end_addr, struct frame_info *fi)
+xstormy16_scan_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
+ struct frame_info *fi, int *frameless)
{
CORE_ADDR sp = 0, fp = 0;
CORE_ADDR next_addr;
LONGEST offset;
int regnum;
+ if (frameless)
+ *frameless = 1;
if (fi)
{
/* In a call dummy, don't touch the frame. */
{
if (fi) /* Record that the frame pointer is in use. */
fi->extra_info->frameless_p = 0;
+ if (frameless)
+ *frameless = 0;
}
/* optional copying of args in r2-r7 to r10-r13 */
struct symtab_and_line sal;
struct symbol *sym;
+ /* Don't trust line number debug info in frameless functions. */
+ int frameless = 1;
+ CORE_ADDR plg_end = xstormy16_scan_prologue (func_addr, func_end,
+ NULL, &frameless);
+ if (frameless)
+ return plg_end;
+
/* Found a function. */
sym = lookup_symbol (func_name, NULL, VAR_NAMESPACE, NULL, NULL);
+ /* Don't use line number debug info for assembly source files. */
if (sym && SYMBOL_LANGUAGE (sym) != language_asm)
{
- /* Don't use this trick for assembly source files. */
sal = find_pc_line (func_addr, 0);
if (sal.end && sal.end < func_end)
{
return sal.end;
}
}
- /* No useable line symbol. Use prologue parsing method. */
- return xstormy16_scan_prologue (func_addr, func_end, NULL);
+ /* No useable line symbol. Use result of prologue parsing method. */
+ return plg_end;
}
/* No function symbol -- just return the PC. */
/* Find the beginning of this function, so we can analyze its
prologue. */
if (find_pc_partial_function (fi->pc, NULL, &func_addr, &func_end))
- xstormy16_scan_prologue (func_addr, fi->pc, fi);
+ xstormy16_scan_prologue (func_addr, fi->pc, fi, NULL);
/* Else we're out of luck (can't debug completely stripped code).
FIXME. */
}
return pc;
}
-static unsigned char *
+const static unsigned char *
xstormy16_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
{
static unsigned char breakpoint[] = { 0x06, 0x0 };
set_gdbarch_use_generic_dummy_frames (gdbarch, 1);
set_gdbarch_push_dummy_frame (gdbarch, generic_push_dummy_frame);
set_gdbarch_push_return_address (gdbarch, xstormy16_push_return_address);
- set_gdbarch_extract_return_value (gdbarch, xstormy16_extract_return_value);
+ set_gdbarch_deprecated_extract_return_value (gdbarch, xstormy16_extract_return_value);
set_gdbarch_push_arguments (gdbarch, xstormy16_push_arguments);
set_gdbarch_pop_frame (gdbarch, xstormy16_pop_frame);
set_gdbarch_store_struct_return (gdbarch, xstormy16_store_struct_return);
- set_gdbarch_store_return_value (gdbarch, xstormy16_store_return_value);
- set_gdbarch_extract_struct_value_address (gdbarch,
- xstormy16_extract_struct_value_address);
+ set_gdbarch_deprecated_store_return_value (gdbarch, xstormy16_store_return_value);
+ set_gdbarch_deprecated_extract_struct_value_address (gdbarch, xstormy16_extract_struct_value_address);
set_gdbarch_use_struct_convention (gdbarch,
xstormy16_use_struct_convention);
set_gdbarch_call_dummy_location (gdbarch, AT_ENTRY_POINT);