target-i386: Optimize setting dr[0-3]
commit7525b55051277717329cf64a9e1d5cff840d6f38
authorRichard Henderson <rth@twiddle.net>
Tue, 15 Sep 2015 18:45:11 +0000 (15 11:45 -0700)
committerEduardo Habkost <ehabkost@redhat.com>
Fri, 23 Oct 2015 14:59:27 +0000 (23 12:59 -0200)
tree26196a6e11cec81cdd6cf603d02e45e2ac8febcf
parent696ad9e4b27a49a9706010d00b31b17fe1f0d569
target-i386: Optimize setting dr[0-3]

If the debug register is not enabled, we need
do nothing besides update the register.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
target-i386/bpt_helper.c