struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
const gdb_byte *regs = (const gdb_byte *) xsave;
int i;
- unsigned int clear_bv;
+ ULONGEST clear_bv;
static const gdb_byte zero[MAX_REGISTER_SIZE] = { 0 };
enum
{
if (regclass != none)
{
- /* Get `xstat_bv'. */
- const gdb_byte *xstate_bv_p = XSAVE_XSTATE_BV_ADDR (regs);
+ /* Get `xstat_bv'. The supported bits in `xstat_bv' are 8 bytes. */
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+ ULONGEST xstate_bv = 0;
- /* The supported bits in `xstat_bv' are 1 byte. Clear part in
- vector registers if its bit in xstat_bv is zero. */
- clear_bv = (~(*xstate_bv_p)) & tdep->xcr0;
+ xstate_bv = extract_unsigned_integer (XSAVE_XSTATE_BV_ADDR (regs),
+ 8, byte_order);
+
+ /* Clear part in vector registers if its bit in xstat_bv is zero. */
+ clear_bv = (~(xstate_bv)) & tdep->xcr0;
}
else
clear_bv = X86_XSTATE_ALL_MASK;
if ((regclass & check))
{
gdb_byte raw[I386_MAX_REGISTER_SIZE];
- gdb_byte *xstate_bv_p = XSAVE_XSTATE_BV_ADDR (regs);
- unsigned int xstate_bv = 0;
- /* The supported bits in `xstat_bv' are 1 byte. */
- unsigned int clear_bv = (~(*xstate_bv_p)) & tdep->xcr0;
+ ULONGEST initial_xstate_bv, clear_bv, xstate_bv = 0;
gdb_byte *p;
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+
+ /* The supported bits in `xstat_bv' are 8 bytes. */
+ initial_xstate_bv = extract_unsigned_integer (XSAVE_XSTATE_BV_ADDR (regs),
+ 8, byte_order);
+ clear_bv = (~(initial_xstate_bv)) & tdep->xcr0;
/* Clear register set if its bit in xstat_bv is zero. */
if (clear_bv)
registers are changed. */
if (xstate_bv)
{
- /* The supported bits in `xstat_bv' are 1 byte. */
- *xstate_bv_p |= (gdb_byte) xstate_bv;
+ /* The supported bits in `xstat_bv' are 8 bytes. */
+ initial_xstate_bv |= xstate_bv;
+ store_unsigned_integer (XSAVE_XSTATE_BV_ADDR (regs),
+ 8, byte_order,
+ initial_xstate_bv);
switch (regclass)
{