/* Target-dependent code for the Sanyo Xstormy16a (LC590000) processor.
- Copyright 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB.
#include "regcache.h"
#include "gdbcore.h"
#include "objfiles.h"
+#include "dis-asm.h"
struct gdbarch_tdep
{
return xstormy16_reg_size;
}
-/* Function: xstormy16_register_virtual_size
- Returns the number of bytes occupied by the register as represented
- internally by gdb. */
-
-static int
-xstormy16_register_virtual_size (int regnum)
-{
- return xstormy16_register_raw_size (regnum);
-}
-
/* Function: xstormy16_reg_virtual_type
Returns the default type for register N. */
/* Scalar return values of <= 12 bytes are returned in
E_1ST_ARG_REGNUM to E_LST_ARG_REGNUM. */
memcpy (valbuf,
- ®buf[REGISTER_BYTE (E_1ST_ARG_REGNUM)] + offset,
+ ®buf[DEPRECATED_REGISTER_BYTE (E_1ST_ARG_REGNUM)] + offset,
TYPE_LENGTH (type));
}
else
/* Aggregates and return values > 12 bytes are returned in memory,
pointed to by R2. */
return_buffer =
- extract_unsigned_integer (regbuf + REGISTER_BYTE (E_PTR_RET_REGNUM),
- REGISTER_RAW_SIZE (E_PTR_RET_REGNUM));
+ extract_unsigned_integer (regbuf + DEPRECATED_REGISTER_BYTE (E_PTR_RET_REGNUM),
+ DEPRECATED_REGISTER_RAW_SIZE (E_PTR_RET_REGNUM));
read_memory (return_buffer, valbuf, TYPE_LENGTH (type));
}
{
unsigned char buf[xstormy16_pc_size];
- store_unsigned_integer (buf, xstormy16_pc_size, CALL_DUMMY_ADDRESS ());
+ store_unsigned_integer (buf, xstormy16_pc_size, entry_point_address ());
write_memory (sp, buf, xstormy16_pc_size);
return sp + xstormy16_pc_size;
}
{
/* Restore the saved regs. */
for (i = 0; i < NUM_REGS; i++)
- if (get_frame_saved_regs (fi)[i])
+ if (deprecated_get_frame_saved_regs (fi)[i])
{
if (i == SP_REGNUM)
- write_register (i, get_frame_saved_regs (fi)[i]);
+ write_register (i, deprecated_get_frame_saved_regs (fi)[i]);
else if (i == E_PC_REGNUM)
- write_register (i, read_memory_integer (get_frame_saved_regs (fi)[i],
+ write_register (i, read_memory_integer (deprecated_get_frame_saved_regs (fi)[i],
xstormy16_pc_size));
else
- write_register (i, read_memory_integer (get_frame_saved_regs (fi)[i],
+ write_register (i, read_memory_integer (deprecated_get_frame_saved_regs (fi)[i],
xstormy16_reg_size));
}
/* Restore the PC */
}
else if (xstormy16_type_is_scalar (type) &&
TYPE_LENGTH (type) <= E_MAX_RETTYPE_SIZE_IN_REGS)
- deprecated_write_register_bytes (REGISTER_BYTE (E_1ST_ARG_REGNUM),
+ deprecated_write_register_bytes (DEPRECATED_REGISTER_BYTE (E_1ST_ARG_REGNUM),
valbuf, TYPE_LENGTH (type));
else
{
*/
static CORE_ADDR
-xstormy16_extract_struct_value_address (char *regbuf)
+xstormy16_extract_struct_value_address (struct regcache *regcache)
{
- return extract_unsigned_integer (regbuf + xstormy16_register_byte (E_PTR_RET_REGNUM),
- xstormy16_reg_size);
+ /* FIXME: cagney/2004-01-17: Does the ABI guarantee that the return
+ address regster is preserved across function calls? Probably
+ not, making this function wrong. */
+ ULONGEST val;
+ regcache_raw_read_unsigned (regcache, E_PTR_RET_REGNUM, &val);
+ return val;
}
/* Function: xstormy16_use_struct_convention
if (fi)
{
regnum = inst & 0x000f;
- get_frame_saved_regs (fi)[regnum] = get_frame_extra_info (fi)->framesize;
+ deprecated_get_frame_saved_regs (fi)[regnum] = get_frame_extra_info (fi)->framesize;
get_frame_extra_info (fi)->framesize += xstormy16_reg_size;
}
}
if (offset & 0x0800)
offset -= 0x1000;
- get_frame_saved_regs (fi)[regnum] = get_frame_extra_info (fi)->framesize + offset;
+ deprecated_get_frame_saved_regs (fi)[regnum] = get_frame_extra_info (fi)->framesize + offset;
}
next_addr += xstormy16_inst_size;
}
previous value would have been pushed). */
if (get_frame_extra_info (fi)->frameless_p)
{
- get_frame_saved_regs (fi)[E_SP_REGNUM] = sp - get_frame_extra_info (fi)->framesize;
+ deprecated_get_frame_saved_regs (fi)[E_SP_REGNUM] = sp - get_frame_extra_info (fi)->framesize;
deprecated_update_frame_base_hack (fi, sp);
}
else
{
- get_frame_saved_regs (fi)[E_SP_REGNUM] = fp - get_frame_extra_info (fi)->framesize;
+ deprecated_get_frame_saved_regs (fi)[E_SP_REGNUM] = fp - get_frame_extra_info (fi)->framesize;
deprecated_update_frame_base_hack (fi, fp);
}
sp, fp and framesize. We know the beginning of the frame
so we can translate the register offsets to real addresses. */
for (regnum = 0; regnum < E_SP_REGNUM; ++regnum)
- if (get_frame_saved_regs (fi)[regnum])
- get_frame_saved_regs (fi)[regnum] += get_frame_saved_regs (fi)[E_SP_REGNUM];
+ if (deprecated_get_frame_saved_regs (fi)[regnum])
+ deprecated_get_frame_saved_regs (fi)[regnum] += deprecated_get_frame_saved_regs (fi)[E_SP_REGNUM];
/* Save address of PC on stack. */
- get_frame_saved_regs (fi)[E_PC_REGNUM] = get_frame_saved_regs (fi)[E_SP_REGNUM];
+ deprecated_get_frame_saved_regs (fi)[E_PC_REGNUM] = deprecated_get_frame_saved_regs (fi)[E_SP_REGNUM];
}
return next_addr;
{
CORE_ADDR func_addr, func_end;
- if (!get_frame_saved_regs (fi))
+ if (!deprecated_get_frame_saved_regs (fi))
{
frame_saved_regs_zalloc (fi);
}
else
{
- saved_pc = read_memory_unsigned_integer (get_frame_saved_regs (fi)[E_PC_REGNUM],
+ saved_pc = read_memory_unsigned_integer (deprecated_get_frame_saved_regs (fi)[E_PC_REGNUM],
xstormy16_pc_size);
}
/* NOTE: cagney/2002-12-06: This can be deleted when this arch is
ready to unwind the PC first (see frame.c:get_prev_frame()). */
- set_gdbarch_deprecated_init_frame_pc (gdbarch, init_frame_pc_default);
+ set_gdbarch_deprecated_init_frame_pc (gdbarch, deprecated_init_frame_pc_default);
/*
* Basic register fields and methods.
*/
/* Stack grows up. */
set_gdbarch_inner_than (gdbarch, core_addr_greaterthan);
- /* PC stops zero byte after a trap instruction
- (which means: exactly on trap instruction). */
- set_gdbarch_decr_pc_after_break (gdbarch, 0);
- /* This value is almost never non-zero... */
- set_gdbarch_function_start_offset (gdbarch, 0);
/* This value is almost never non-zero... */
set_gdbarch_frame_args_skip (gdbarch, 0);
set_gdbarch_address_to_pointer (gdbarch, xstormy16_address_to_pointer);
set_gdbarch_pointer_to_address (gdbarch, xstormy16_pointer_to_address);
- set_gdbarch_stack_align (gdbarch, xstormy16_stack_align);
+ set_gdbarch_deprecated_stack_align (gdbarch, xstormy16_stack_align);
set_gdbarch_deprecated_save_dummy_frame_tos (gdbarch, xstormy16_save_dummy_frame_tos);
void
_initialize_xstormy16_tdep (void)
{
- extern int print_insn_xstormy16 ();
-
register_gdbarch_init (bfd_arch_xstormy16, xstormy16_gdbarch_init);
}
projects / deliverable / binutils-gdb.git / blobdiff