to a stacked register. We can't use ia64_get_stacked() here because
c->rbs will, in general, be different from the frame in which the
register was saved.
(Logical change 1.173)
(linux_scratch_loc): Add support for new pt_regs layout.
(access_nat): Check last_abi_marker instead of sigcontext_addr and
address-space ABI.
(Logical change 1.91)
support for HP-UX.
(access_nat): Check for uc-location and pass it on to ia64_put()/ia64_get() if
it is. Handle NaT-bit-saved-in-scratch-register only for Linux.
(ia64_access_reg): Change dprintf() into debug() statement.
(ia64_access_fpreg): Move fph-partition initialization code to ia64_scratch_loc().
Change dprintf() into debug() statement.
(Logical change 1.87)
IP is outside the range of the old procedure.
When writing one of the exception argument registers, track the update
in c->eh_valid_mask.
(Logical change 1.45)
