From nobody Sat Feb 7 05:01:01 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1556807433; cv=none; d=zoho.com; s=zohoarc; b=IBfR8TetmSDfujd2nITUwmyGmEfZ5x6MwdwvgJ6zXB5MaH1/N2PWZDRYSIYMCBCplpCOUcADRUasP+MT5Ivc1JGaFyFGfzB4RQatPveSvkz99tqVnsEliHnMFNxavm48ni9x+kyttGoTmF9MxxSqeCVgYbu0OQpEfFEx/4UPY/Y= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1556807433; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=uojvdq/mnkKykLOsqtmdNxGHiL/0D3X8tjaUksHI92g=; b=DZakpnOd1dm8UpuCzv6/Zi7AYKavJ2ozrZAKqCUKwF/fQ4N5M4G1Xox5HnEvoEtOV+gRd/L5VP7lPn0jYehzntwHcoIW/po7Ob8D7L8+pJ2g/D3k1Rh/4QMrsK0cXWXsl568f0DUbl8bWVhxOgrdExOJ/H1DvR9OwBazDr0DtwI= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1556807433413562.2855359425314; Thu, 2 May 2019 07:30:33 -0700 (PDT) Received: from localhost ([127.0.0.1]:52030 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hMCjG-0008IF-97 for importer@patchew.org; Thu, 02 May 2019 10:30:30 -0400 Received: from eggs.gnu.org ([209.51.188.92]:38934) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hMCQr-0000UI-I1 for qemu-devel@nongnu.org; Thu, 02 May 2019 10:11:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hMCQq-0007MN-3a for qemu-devel@nongnu.org; Thu, 02 May 2019 10:11:29 -0400 Received: from mx1.redhat.com ([209.132.183.28]:16235) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hMCQp-0007Lo-RQ; Thu, 02 May 2019 10:11:28 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2003C37E88; Thu, 2 May 2019 14:11:27 +0000 (UTC) Received: from t460s.redhat.com (ovpn-117-88.ams2.redhat.com [10.36.117.88]) by smtp.corp.redhat.com (Postfix) with ESMTP id C259D17D53; Thu, 2 May 2019 14:11:25 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Thu, 2 May 2019 16:10:06 +0200 Message-Id: <20190502141019.6385-28-david@redhat.com> In-Reply-To: <20190502141019.6385-1-david@redhat.com> References: <20190502141019.6385-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Thu, 02 May 2019 14:11:27 +0000 (UTC) Content-Transfer-Encoding: quoted-printable 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] [PATCH v3 27/40] s390x/tcg: Implement VECTOR ELEMENT ROTATE AND INSERT UNDER MASK 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: qemu-s390x@nongnu.org, Cornelia Huck , David Hildenbrand , Thomas Huth , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Use the new vector expansion for GVecGen3i. Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/helper.h | 2 ++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 51 +++++++++++++++++++++++++++++++++ target/s390x/vec_int_helper.c | 20 +++++++++++++ 4 files changed, 75 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index b3e15cfe8c..d570f763d9 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -202,6 +202,8 @@ DEF_HELPER_FLAGS_4(gvec_verllv8, TCG_CALL_NO_RWG, void,= ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_verllv16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, = i32) DEF_HELPER_FLAGS_4(gvec_verll8, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_verll16, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i3= 2) +DEF_HELPER_FLAGS_4(gvec_verim8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) +DEF_HELPER_FLAGS_4(gvec_verim16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i= 32) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index e765c15941..59c323a796 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1149,6 +1149,8 @@ /* VECTOR ELEMENT ROTATE LEFT LOGICAL */ F(0xe773, VERLLV, VRR_c, V, 0, 0, 0, 0, verllv, 0, IF_VEC) F(0xe733, VERLL, VRS_a, V, la2, 0, 0, 0, verll, 0, IF_VEC) +/* VECTOR ELEMENT ROTATE AND INSERT UNDER MASK */ + F(0xe772, VERIM, VRI_d, V, 0, 0, 0, 0, verim, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index f4e89b36fe..f5abe41bff 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -197,6 +197,9 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint8= _t reg, TCGv_i64 enr, #define gen_gvec_3_ptr(v1, v2, v3, ptr, data, fn) \ tcg_gen_gvec_3_ptr(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), ptr, 16, 16, data, fn) +#define gen_gvec_3i(v1, v2, v3, c, gen) \ + tcg_gen_gvec_3i(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + vec_full_reg_offset(v3), c, 16, 16, gen) #define gen_gvec_4(v1, v2, v3, v4, gen) \ tcg_gen_gvec_4(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), vec_full_reg_offset(v4), \ @@ -1901,3 +1904,51 @@ static DisasJumpType op_verll(DisasContext *s, Disas= Ops *o) &g[es]); return DISAS_NEXT; } + +static void gen_rim_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b, int32_t c) +{ + TCGv_i32 t =3D tcg_temp_new_i32(); + + tcg_gen_rotli_i32(t, a, c & 31); + tcg_gen_and_i32(t, t, b); + tcg_gen_andc_i32(d, d, b); + tcg_gen_or_i32(d, d, t); + + tcg_temp_free_i32(t); +} + +static void gen_rim_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b, int64_t c) +{ + TCGv_i64 t =3D tcg_temp_new_i64(); + + tcg_gen_rotli_i64(t, a, c & 63); + tcg_gen_and_i64(t, t, b); + tcg_gen_andc_i64(d, d, b); + tcg_gen_or_i64(d, d, t); + + tcg_temp_free_i64(t); +} + +static DisasJumpType op_verim(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m5); + const uint8_t i4 =3D get_field(s->fields, i4) & + (NUM_VEC_ELEMENT_BITS(es) - 1); + static const GVecGen3i g[4] =3D { + { .fno =3D gen_helper_gvec_verim8, }, + { .fno =3D gen_helper_gvec_verim16, }, + { .fni4 =3D gen_rim_i32, + .load_dest =3D true, }, + { .fni8 =3D gen_rim_i64, + .load_dest =3D true, }, + }; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + gen_gvec_3i(get_field(s->fields, v1), get_field(s->fields, v2), + get_field(s->fields, v3), i4, &g[es]); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index a3c8f09eac..b881fb722d 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -14,6 +14,7 @@ #include "cpu.h" #include "vec.h" #include "exec/helper-proto.h" +#include "tcg/tcg-gvec-desc.h" =20 static bool s390_vec_is_zero(const S390Vector *v) { @@ -509,3 +510,22 @@ void HELPER(gvec_verll##BITS)(void *v1, const void *v2= , uint64_t count, \ } DEF_VERLL(8) DEF_VERLL(16) + +#define DEF_VERIM(BITS) = \ +void HELPER(gvec_verim##BITS)(void *v1, const void *v2, const void *v3, = \ + uint32_t desc) = \ +{ = \ + const uint8_t count =3D simd_data(desc); = \ + int i; = \ + = \ + for (i =3D 0; i < (128 / BITS); i++) { = \ + const uint##BITS##_t a =3D s390_vec_read_element##BITS(v1, i); = \ + const uint##BITS##_t b =3D s390_vec_read_element##BITS(v2, i); = \ + const uint##BITS##_t mask =3D s390_vec_read_element##BITS(v3, i); = \ + const uint##BITS##_t d =3D (a & ~mask) | (rol##BITS(b, count) & ma= sk); \ + = \ + s390_vec_write_element##BITS(v1, i, d); = \ + } = \ +} +DEF_VERIM(8) +DEF_VERIM(16) --=20 2.20.1