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| author | David Hildenbrand <david@redhat.com> | 2017-09-20 17:30:14 +0200 |
|---|---|---|
| committer | Cornelia Huck <cohuck@redhat.com> | 2017-10-06 10:53:01 +0200 |
| commit | 6b257354c4912d536b999ef32968b1cbb8add4f2 (patch) | |
| tree | 459c71b17c0dbf4adc3379f51f30efa3d452875a /target/s390x/translate.c | |
| parent | d8f932cc696250cb740240d668b39df5fbb2d5a0 (diff) | |
| download | qemu-6b257354c4912d536b999ef32968b1cbb8add4f2.zip qemu-6b257354c4912d536b999ef32968b1cbb8add4f2.tar.gz qemu-6b257354c4912d536b999ef32968b1cbb8add4f2.tar.bz2 | |
s390x/tcg: implement spm (SET PROGRAM MASK)
Missing and is used inside Linux in the context of CPACF.
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20170920153016.3858-2-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'target/s390x/translate.c')
| -rw-r--r-- | target/s390x/translate.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 5abd34f..59fde44 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -3796,6 +3796,17 @@ static ExitStatus op_srnm(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_spm(DisasContext *s, DisasOps *o) +{ + tcg_gen_extrl_i64_i32(cc_op, o->in1); + tcg_gen_extract_i32(cc_op, cc_op, 28, 2); + set_cc_static(s); + + tcg_gen_shri_i64(o->in1, o->in1, 24); + tcg_gen_deposit_i64(psw_mask, psw_mask, o->in1, PSW_SHIFT_MASK_PM, 4); + return NO_EXIT; +} + #ifndef CONFIG_USER_ONLY static ExitStatus op_spka(DisasContext *s, DisasOps *o) { |