target-tilegx: Handle nofault prefetch instructions
commit133b84c819166a6da1425a007cf44d7a96d507a4
authorRichard Henderson <rth@twiddle.net>
Thu, 1 Oct 2015 02:32:52 +0000 (1 12:32 +1000)
committerRichard Henderson <rth@twiddle.net>
Wed, 7 Oct 2015 09:03:16 +0000 (7 20:03 +1100)
tree5418c048f1c669eee80221251d9466fb48575cc0
parent95df61e6238c79c2dc14f2bffa76abb2bd3acba7
target-tilegx: Handle nofault prefetch instructions

These are mapped onto some of the normal load instructions, when the
destination is the zero register.  Other load insns do fault even
when targeting the zero register.

Signed-off-by: Richard Henderson <rth@twiddle.net>
target-tilegx/translate.c