From patchwork Fri May 17 10:21:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 10947697 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5F6BC14C0 for ; Fri, 17 May 2019 10:39:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4EE1A26246 for ; Fri, 17 May 2019 10:39:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 404A026E3C; Fri, 17 May 2019 10:39:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id DC8BA26246 for ; Fri, 17 May 2019 10:39:57 +0000 (UTC) Received: from localhost ([127.0.0.1]:46042 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRaHN-0007uv-4V for patchwork-qemu-devel@patchwork.kernel.org; Fri, 17 May 2019 06:39:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:49256) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRa6O-0006HC-Fu for qemu-devel@nongnu.org; Fri, 17 May 2019 06:28:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hRa1v-0005J5-Rp for qemu-devel@nongnu.org; Fri, 17 May 2019 06:24:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43778) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hRa1v-0005Iv-Mk; Fri, 17 May 2019 06:23:59 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0C51DC070152; Fri, 17 May 2019 10:23:59 +0000 (UTC) Received: from t460s.redhat.com (unknown [10.36.118.100]) by smtp.corp.redhat.com (Postfix) with ESMTP id 641F219732; Fri, 17 May 2019 10:23:55 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 17 May 2019 12:21:35 +0200 Message-Id: <20190517102145.21812-31-david@redhat.com> In-Reply-To: <20190517102145.21812-1-david@redhat.com> References: <20190517102145.21812-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Fri, 17 May 2019 10:23:59 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL SUBSYSTEM s390x 30/40] s390x/tcg: Implement VECTOR SHIFT LEFT DOUBLE BY BYTE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Huth , David Hildenbrand , Cornelia Huck , Richard Henderson , qemu-s390x@nongnu.org, Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Inline expansion courtesy of Richard H. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 2621e433cd..76aec5a21f 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1164,6 +1164,8 @@ F(0xe774, VSL, VRR_c, V, 0, 0, 0, 0, vsl, 0, IF_VEC) /* VECTOR SHIFT LEFT BY BYTE */ F(0xe775, VSLB, VRR_c, V, 0, 0, 0, 0, vsl, 0, IF_VEC) +/* VECTOR SHIFT LEFT DOUBLE BY BYTE */ + F(0xe777, VSLDB, VRI_d, V, 0, 0, 0, 0, vsldb, 0, IF_VEC) #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c index 734c022b36..43f67e3f82 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2060,3 +2060,32 @@ static DisasJumpType op_vsl(DisasContext *s, DisasOps *o) tcg_temp_free_i64(shift); return DISAS_NEXT; } + +static DisasJumpType op_vsldb(DisasContext *s, DisasOps *o) +{ + const uint8_t i4 = get_field(s->fields, i4) & 0xf; + const int left_shift = (i4 & 7) * 8; + const int right_shift = 64 - left_shift; + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + TCGv_i64 t2 = tcg_temp_new_i64(); + + if ((i4 & 8) == 0) { + read_vec_element_i64(t0, get_field(s->fields, v2), 0, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v2), 1, ES_64); + read_vec_element_i64(t2, get_field(s->fields, v3), 0, ES_64); + } else { + read_vec_element_i64(t0, get_field(s->fields, v2), 1, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v3), 0, ES_64); + read_vec_element_i64(t2, get_field(s->fields, v3), 1, ES_64); + } + tcg_gen_extract2_i64(t0, t1, t0, right_shift); + tcg_gen_extract2_i64(t1, t2, t1, right_shift); + write_vec_element_i64(t0, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(t1, get_field(s->fields, v1), 1, ES_64); + + tcg_temp_free(t0); + tcg_temp_free(t1); + tcg_temp_free(t2); + return DISAS_NEXT; +}