/* Target-dependent code for Mitsubishi D10V, for GDB.
- Copyright 1996, 1997, 1998, 1999, 2000, 2001
- Free Software Foundation, Inc.
+
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "floatformat.h"
#include "sim-d10v.h"
-#undef XMALLOC
-#define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
-
struct frame_extra_info
{
CORE_ADDR return_pc;
#define DMEM_START 0x2000000
#define IMEM_START 0x1000000
-#define STACK_START 0x0007ffe
+#define STACK_START 0x200bffe
/* d10v register names. */
}
-static unsigned char *
+static const unsigned char *
d10v_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
{
static unsigned char breakpoint[] =
return builtin_type_int16;
}
-static CORE_ADDR
-d10v_make_daddr (CORE_ADDR x)
-{
- return ((x) | DMEM_START);
-}
-
-static CORE_ADDR
-d10v_make_iaddr (CORE_ADDR x)
-{
- return (((x) << 2) | IMEM_START);
-}
-
static int
d10v_daddr_p (CORE_ADDR x)
{
return (((x) & 0x3000000) == IMEM_START);
}
+static CORE_ADDR
+d10v_make_daddr (CORE_ADDR x)
+{
+ return ((x) | DMEM_START);
+}
+
+static CORE_ADDR
+d10v_make_iaddr (CORE_ADDR x)
+{
+ if (d10v_iaddr_p (x))
+ return x; /* Idempotency -- x is already in the IMEM space. */
+ else
+ return (((x) << 2) | IMEM_START);
+}
static CORE_ADDR
d10v_convert_iaddr_to_raw (CORE_ADDR x)
if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_FUNC
|| TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_METHOD)
{
-#if 0
- if (! d10v_iaddr_p (addr))
- {
- warning_begin ();
- fprintf_unfiltered (gdb_stderr, "address `");
- print_address_numeric (addr, 1, gdb_stderr);
- fprintf_unfiltered (gdb_stderr, "' is not a code address\n");
- }
-#endif
-
store_unsigned_integer (buf, TYPE_LENGTH (type),
d10v_convert_iaddr_to_raw (addr));
}
write_register (SP_REGNUM, d10v_convert_daddr_to_raw (val));
}
-static void
-d10v_write_fp (CORE_ADDR val)
-{
- write_register (FP_REGNUM, d10v_convert_daddr_to_raw (val));
-}
-
static CORE_ADDR
d10v_read_fp (void)
{
internal_error (__FILE__, __LINE__,
"print_insn: no disassembler");
- if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+ if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
tm_print_insn_info.endian = BFD_ENDIAN_BIG;
else
tm_print_insn_info.endian = BFD_ENDIAN_LITTLE;
set_gdbarch_read_pc (gdbarch, d10v_read_pc);
set_gdbarch_write_pc (gdbarch, d10v_write_pc);
set_gdbarch_read_fp (gdbarch, d10v_read_fp);
- set_gdbarch_write_fp (gdbarch, d10v_write_fp);
set_gdbarch_read_sp (gdbarch, d10v_read_sp);
set_gdbarch_write_sp (gdbarch, d10v_write_sp);
set_gdbarch_long_double_bit (gdbarch, 8 * TARGET_CHAR_BIT);
switch (info.byte_order)
{
- case BIG_ENDIAN:
+ case BFD_ENDIAN_BIG:
set_gdbarch_float_format (gdbarch, &floatformat_ieee_single_big);
set_gdbarch_double_format (gdbarch, &floatformat_ieee_single_big);
set_gdbarch_long_double_format (gdbarch, &floatformat_ieee_double_big);