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authorAurelien Jarno <aurelien@aurel32.net>2017-06-01 00:01:03 +0200
committerRichard Henderson <rth@twiddle.net>2017-06-06 14:34:32 -0700
commit6699adfc1824d420e14aacbb86712264cfcaa1ce (patch)
tree0cb437bd5c8d59b091a8991ba375d8ed99ce330f
parent1f58720c5fd033e4e2de1d047020b43a3cb3aa1b (diff)
target/s390x: implement TEST AND SET
Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Message-Id: <20170531220129.27724-5-aurelien@aurel32.net> Signed-off-by: Richard Henderson <rth@twiddle.net>
-rw-r--r--target/s390x/insn-data.def3
-rw-r--r--target/s390x/translate.c10
2 files changed, 13 insertions, 0 deletions
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def
index f818437069..0f70acea5c 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -810,6 +810,9 @@
/* SUPERVISOR CALL */
C(0x0a00, SVC, I, Z, 0, 0, 0, 0, svc, 0)
+/* TEST AND SET */
+ C(0x9300, TS, S, Z, 0, a2, 0, 0, ts, 0)
+
/* TEST DATA CLASS */
C(0xed10, TCEB, RXE, Z, e1, a2, 0, 0, tceb, 0)
C(0xed11, TCDB, RXE, Z, f1_o, a2, 0, 0, tcdb, 0)
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index 0a1b3b3d07..2d45132745 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4134,6 +4134,16 @@ static ExitStatus op_trt(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_ts(DisasContext *s, DisasOps *o)
+{
+ TCGv_i32 t1 = tcg_const_i32(0xff);
+ tcg_gen_atomic_xchg_i32(t1, o->in2, t1, get_mem_index(s), MO_UB);
+ tcg_gen_extract_i32(cc_op, t1, 7, 1);
+ tcg_temp_free_i32(t1);
+ set_cc_static(s);
+ return NO_EXIT;
+}
+
static ExitStatus op_unpk(DisasContext *s, DisasOps *o)
{
TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));