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s390x/tcg: Implement STORE CHANNEL PATH STATUS

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Just like KVM does, we should suppress this instruction:
    When this instruction is not provided, it is
    checked for privileged operation exception and the
    instruction is suppressed by the machine

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20171208160207.26494-11-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
David Hildenbrand 2017-12-08 17:02:03 +01:00 committed by Cornelia Huck
parent a9de75a0b8
commit b9b0a4dc13
2 changed files with 8 additions and 0 deletions
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1
target/s390x/insn-data.def
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@ -1056,6 +1056,7 @@
C(0xb238, RSCH, S, Z, 0, 0, 0, 0, rsch, 0)
C(0xb237, SAL, S, Z, 0, 0, 0, 0, sal, 0)
C(0xb23c, SCHM, S, Z, 0, insn, 0, 0, schm, 0)
C(0xb23a, STCPS, S, Z, 0, 0, 0, 0, stcps, 0)
C(0xb233, SSCH, S, Z, 0, insn, 0, 0, ssch, 0)
C(0xb239, STCRW, S, Z, 0, insn, 0, 0, stcrw, 0)
C(0xb234, STSCH, S, Z, 0, insn, 0, 0, stsch, 0)

7
target/s390x/translate.c
View File

@ -4132,6 +4132,13 @@ static ExitStatus op_schm(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
static ExitStatus op_stcps(DisasContext *s, DisasOps *o)
{
check_privileged(s);
/* The instruction is suppressed if not provided. */
return NO_EXIT;
}
static ExitStatus op_ssch(DisasContext *s, DisasOps *o)
{
check_privileged(s);