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-rw-r--r--target-s390x/translate.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index d7d991c..1172031 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -1033,11 +1033,6 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op,
LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2);
switch (op) {
- case 0x34: /* STCH ? */
- /* Store Subchannel */
- check_privileged(s);
- gen_op_movi_cc(s, 3);
- break;
case 0x46: /* STURA R1,R2 [RRE] */
/* Store Using Real Address */
check_privileged(s);
@@ -1062,11 +1057,6 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op,
tcg_temp_free_i32(tmp32_1);
tcg_temp_free_i32(tmp32_2);
break;
- case 0x5f: /* CHSC ? */
- /* Channel Subsystem Call */
- check_privileged(s);
- gen_op_movi_cc(s, 3);
- break;
case 0x78: /* STCKE D2(B2) [S] */
/* Store Clock Extended */
decode_rs(s, insn, &r1, &r3, &b2, &d2);
@@ -2916,6 +2906,14 @@ static ExitStatus op_spx(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_subchannel(DisasContext *s, DisasOps *o)
+{
+ check_privileged(s);
+ /* Not operational. */
+ gen_op_movi_cc(s, 3);
+ return NO_EXIT;
+}
+
static ExitStatus op_stpx(DisasContext *s, DisasOps *o)
{
check_privileged(s);
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