From patchwork Fri May 17 10:21:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 10947681 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 86085912 for ; Fri, 17 May 2019 10:33:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7570726E38 for ; Fri, 17 May 2019 10:33:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 69CA826E3C; Fri, 17 May 2019 10:33:10 +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 150EB26E38 for ; Fri, 17 May 2019 10:33:10 +0000 (UTC) Received: from localhost ([127.0.0.1]:45942 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRaAn-0002Dx-CE for patchwork-qemu-devel@patchwork.kernel.org; Fri, 17 May 2019 06:33:09 -0400 Received: from eggs.gnu.org ([209.51.188.92]:49435) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRa6F-0006W1-St for qemu-devel@nongnu.org; Fri, 17 May 2019 06:28:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hRa2F-0005Zn-8e for qemu-devel@nongnu.org; Fri, 17 May 2019 06:24:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34860) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hRa2F-0005ZI-2b; Fri, 17 May 2019 06:24:19 -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 686B2C0624A1; Fri, 17 May 2019 10:24:18 +0000 (UTC) Received: from t460s.redhat.com (unknown [10.36.118.100]) by smtp.corp.redhat.com (Postfix) with ESMTP id BEF0B19732; Fri, 17 May 2019 10:24:14 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 17 May 2019 12:21:44 +0200 Message-Id: <20190517102145.21812-40-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 [10.5.110.32]); Fri, 17 May 2019 10:24:18 +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 39/40] s390x/tcg: Implement VECTOR SUM ACROSS WORD 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 Similar to VECTOR SUM ACROSS DOUBLEWORD. 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 2483ee01d7..a52db41388 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1186,6 +1186,8 @@ F(0xe765, VSUMG, VRR_c, V, 0, 0, 0, 0, vsumg, 0, IF_VEC) /* VECTOR SUM ACROSS QUADWORD */ F(0xe767, VSUMQ, VRR_c, V, 0, 0, 0, 0, vsumq, 0, IF_VEC) +/* VECTOR SUM ACROSS WORD */ + F(0xe764, VSUM, VRR_c, V, 0, 0, 0, 0, vsum, 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 16bfbfce57..52ab8562e6 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2313,3 +2313,32 @@ static DisasJumpType op_vsumq(DisasContext *s, DisasOps *o) tcg_temp_free_i64(tmpl); return DISAS_NEXT; } + +static DisasJumpType op_vsum(DisasContext *s, DisasOps *o) +{ + const uint8_t es = get_field(s->fields, m4); + TCGv_i32 sum, tmp; + uint8_t dst_idx; + + if (es > ES_16) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + sum = tcg_temp_new_i32(); + tmp = tcg_temp_new_i32(); + for (dst_idx = 0; dst_idx < 4; dst_idx++) { + uint8_t idx = dst_idx * NUM_VEC_ELEMENTS(es) / 4; + const uint8_t max_idx = idx + NUM_VEC_ELEMENTS(es) / 4 - 1; + + read_vec_element_i32(sum, get_field(s->fields, v3), max_idx, es); + for (; idx <= max_idx; idx++) { + read_vec_element_i32(tmp, get_field(s->fields, v2), idx, es); + tcg_gen_add_i32(sum, sum, tmp); + } + write_vec_element_i32(sum, get_field(s->fields, v1), dst_idx, ES_32); + } + tcg_temp_free_i32(sum); + tcg_temp_free_i32(tmp); + return DISAS_NEXT; +}