From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39312) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dGBgc-000164-Sa for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dGBgb-0005T2-Ee for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:50 -0400 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]:34942) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dGBgb-0005LW-88 for qemu-devel@nongnu.org; Wed, 31 May 2017 18:01:49 -0400 From: Aurelien Jarno Date: Thu, 1 Jun 2017 00:01:03 +0200 Message-Id: <20170531220129.27724-5-aurelien@aurel32.net> In-Reply-To: <20170531220129.27724-1-aurelien@aurel32.net> References: <20170531220129.27724-1-aurelien@aurel32.net> Subject: [Qemu-devel] [PATCH v3 04/30] target/s390x: implement TEST AND SET List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Aurelien Jarno , Richard Henderson , Alexander Graf Reviewed-by: Richard Henderson Signed-off-by: Aurelien Jarno --- target/s390x/insn-data.def | 3 +++ target/s390x/translate.c | 10 ++++++++++ 2 files changed, 13 insertions(+) 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 f160b62c19..0cfa8cc05e 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -4129,6 +4129,16 @@ 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)); -- 2.11.0