tree ca1cc289d1122c1ded250868f7e5bbda747b25c2
parent 5223a9423c5fb9e32b0c3eaaa2c0bf8c5cfd6866
author Richard Henderson <rth@twiddle.net> 1442342713 -0700
committer Eduardo Habkost <ehabkost@redhat.com> 1445612367 -0200

target-i386: Check CR4[DE] for processing DR4/DR5

Introduce helper_get_dr so that we don't have to put CR4[DE]
into the scarce HFLAGS resource.  At the same time, rename
helper_movl_drN_T0 to helper_set_dr and set the helper flags.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>