From nobody Mon Feb 9 17:37:01 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.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=1621262418; cv=none; d=zohomail.com; s=zohoarc; b=kZ9UfaBAuMVpbKBHiBxzSpC2pcMQS2h1kVPsbp7s9CtaeghcutcV4gZ74oJkhP3I5tUw/y+hgMjuHmZ8O4N8JMOD1zXhvdCOVhCLZ1N7UwfEpxWmF7L2kzQoYKQYZ3QTndyf3yo1hJhOeNePQQ9xm1IAPcsJ2mAfKv9n6a1Me2o= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1621262418; h=Content-Type: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; bh=kV/oIyRdemvrRTRqbRgrzox3iVY9chMV98fZ+H3aL6k=; b=FxC6kvEIkqF11khQZ0NKl8vfVcwBMRC4iX6urJkq9l0opcnYEnidDBgZ5xA4iQuVVKifmXia4h/DW1Dz2y8BPFeduYcNm8BzvxGo6uMv2jvUbNDS3nb9WMoD+5wm8DIvUmsTnSDlBXANDOjnudQOIssjLlXyiwLceKd1w3ARrJQ= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.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 (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1621262418517511.02699924678393; Mon, 17 May 2021 07:40:18 -0700 (PDT) Received: from localhost ([::1]:32820 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1liePo-0003wh-Ue for importer@patchew.org; Mon, 17 May 2021 10:40:16 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56346) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lieEH-00027z-ID for qemu-devel@nongnu.org; Mon, 17 May 2021 10:28:21 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:44063) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lieEF-0006zX-LE for qemu-devel@nongnu.org; Mon, 17 May 2021 10:28:21 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-76-f18BixkzOi64E2l6gnwXXQ-1; Mon, 17 May 2021 10:28:15 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7F5799F7C0; Mon, 17 May 2021 14:28:14 +0000 (UTC) Received: from t480s.redhat.com (ovpn-115-101.ams2.redhat.com [10.36.115.101]) by smtp.corp.redhat.com (Postfix) with ESMTP id B12B05E26F; Mon, 17 May 2021 14:28:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1621261699; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=kV/oIyRdemvrRTRqbRgrzox3iVY9chMV98fZ+H3aL6k=; b=hAgCZhrKXovGDf7fYIWUM3fcMf9x+4fXxv7YC9IojnclUy2thn7fwqvx4Wj0lUJ0baxsRs U+t3jDY40VK1NGREQ242LAATyRGij4BJjHgixfNQusu2EF+M4qcbHwCIXDvVKVnngcxXaE kFxtvTdUIafuoSdq7QOYcptGTKMWmvo= X-MC-Unique: f18BixkzOi64E2l6gnwXXQ-1 From: David Hildenbrand To: qemu-devel@nongnu.org Subject: [PATCH v2 07/26] s390x/tcg: Simplify vfma64() handling Date: Mon, 17 May 2021 16:27:20 +0200 Message-Id: <20210517142739.38597-8-david@redhat.com> In-Reply-To: <20210517142739.38597-1-david@redhat.com> References: <20210517142739.38597-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=david@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=170.10.133.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.374, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Thomas Huth , David Hildenbrand , Cornelia Huck , Richard Henderson , Halil Pasic , Christian Borntraeger , qemu-s390x@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , Aurelien Jarno Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/helper.h | 2 -- target/s390x/translate_vx.c.inc | 8 +++---- target/s390x/vec_fpu_helper.c | 42 +++++++++++++-------------------- 3 files changed, 20 insertions(+), 32 deletions(-) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index e832680236..3c87593553 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -267,9 +267,7 @@ DEF_HELPER_FLAGS_4(gvec_vflr64, TCG_CALL_NO_WG, void, p= tr, cptr, env, i32) DEF_HELPER_FLAGS_4(gvec_vflr64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i32) DEF_HELPER_FLAGS_5(gvec_vfm64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env,= i32) DEF_HELPER_FLAGS_6(gvec_vfma64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cpt= r, env, i32) -DEF_HELPER_FLAGS_6(gvec_vfma64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cp= tr, env, i32) DEF_HELPER_FLAGS_6(gvec_vfms64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cpt= r, env, i32) -DEF_HELPER_FLAGS_6(gvec_vfms64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cp= tr, env, i32) DEF_HELPER_FLAGS_4(gvec_vfsq64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32) DEF_HELPER_FLAGS_5(gvec_vfs64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env,= i32) DEF_HELPER_4(gvec_vftci64, void, ptr, cptr, env, i32) diff --git a/target/s390x/translate_vx.c.inc b/target/s390x/translate_vx.c.= inc index 1404471881..4b5bf0a7e3 100644 --- a/target/s390x/translate_vx.c.inc +++ b/target/s390x/translate_vx.c.inc @@ -2589,7 +2589,6 @@ static DisasJumpType op_vfma(DisasContext *s, DisasOp= s *o) { const uint8_t m5 =3D get_field(s, m5); const uint8_t fpf =3D get_field(s, m6); - const bool se =3D extract32(m5, 3, 1); gen_helper_gvec_4_ptr *fn; =20 if (fpf !=3D FPF_LONG || extract32(m5, 0, 3)) { @@ -2598,13 +2597,12 @@ static DisasJumpType op_vfma(DisasContext *s, Disas= Ops *o) } =20 if (s->fields.op2 =3D=3D 0x8f) { - fn =3D se ? gen_helper_gvec_vfma64s : gen_helper_gvec_vfma64; + fn =3D gen_helper_gvec_vfma64; } else { - fn =3D se ? gen_helper_gvec_vfms64s : gen_helper_gvec_vfms64; + fn =3D gen_helper_gvec_vfms64; } gen_gvec_4_ptr(get_field(s, v1), get_field(s, v2), - get_field(s, v3), get_field(s, v4), cpu_env, - 0, fn); + get_field(s, v3), get_field(s, v4), cpu_env, m5, fn); return DISAS_NEXT; } =20 diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.c index 3267067420..29a6d52827 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -376,12 +376,12 @@ static void vfma64(S390Vector *v1, const S390Vector *= v2, const S390Vector *v3, int i; =20 for (i =3D 0; i < 2; i++) { - const uint64_t a =3D s390_vec_read_element64(v2, i); - const uint64_t b =3D s390_vec_read_element64(v3, i); - const uint64_t c =3D s390_vec_read_element64(v4, i); - uint64_t ret =3D float64_muladd(a, b, c, flags, &env->fpu_status); + const float64 a =3D s390_vec_read_float64(v2, i); + const float64 b =3D s390_vec_read_float64(v3, i); + const float64 c =3D s390_vec_read_float64(v4, i); + const float64 ret =3D float64_muladd(a, b, c, flags, &env->fpu_sta= tus); =20 - s390_vec_write_element64(&tmp, i, ret); + s390_vec_write_float64(&tmp, i, ret); vxc =3D check_ieee_exc(env, i, false, &vec_exc); if (s || vxc) { break; @@ -391,29 +391,21 @@ static void vfma64(S390Vector *v1, const S390Vector *= v2, const S390Vector *v3, *v1 =3D tmp; } =20 -void HELPER(gvec_vfma64)(void *v1, const void *v2, const void *v3, - const void *v4, CPUS390XState *env, uint32_t desc) -{ - vfma64(v1, v2, v3, v4, env, false, 0, GETPC()); -} - -void HELPER(gvec_vfma64s)(void *v1, const void *v2, const void *v3, - const void *v4, CPUS390XState *env, uint32_t desc) -{ - vfma64(v1, v2, v3, v4, env, true, 0, GETPC()); +#define DEF_GVEC_VFMA_B(NAME, FLAGS, BITS) = \ +void HELPER(gvec_##NAME##BITS)(void *v1, const void *v2, const void *v3, = \ + const void *v4, CPUS390XState *env, = \ + uint32_t desc) = \ +{ = \ + const bool se =3D extract32(simd_data(desc), 3, 1); = \ + = \ + vfma##BITS(v1, v2, v3, v4, env, se, FLAGS, GETPC()); = \ } =20 -void HELPER(gvec_vfms64)(void *v1, const void *v2, const void *v3, - const void *v4, CPUS390XState *env, uint32_t desc) -{ - vfma64(v1, v2, v3, v4, env, false, float_muladd_negate_c, GETPC()); -} +#define DEF_GVEC_VFMA(NAME, FLAGS) = \ + DEF_GVEC_VFMA_B(NAME, FLAGS, 64) =20 -void HELPER(gvec_vfms64s)(void *v1, const void *v2, const void *v3, - const void *v4, CPUS390XState *env, uint32_t desc) -{ - vfma64(v1, v2, v3, v4, env, true, float_muladd_negate_c, GETPC()); -} +DEF_GVEC_VFMA(vfma, 0) +DEF_GVEC_VFMA(vfms, float_muladd_negate_c) =20 void HELPER(gvec_vftci64)(void *v1, const void *v2, CPUS390XState *env, uint32_t desc) --=20 2.31.1