From patchwork Mon Jun 21 09:58:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 12334385 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44487C4743C for ; Mon, 21 Jun 2021 10:13:24 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C614260FE9 for ; Mon, 21 Jun 2021 10:13:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C614260FE9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:50556 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lvGvi-00070K-TT for qemu-devel@archiver.kernel.org; Mon, 21 Jun 2021 06:13:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34990) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lvGi0-00064f-G8 for qemu-devel@nongnu.org; Mon, 21 Jun 2021 05:59:12 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:21672) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lvGhy-0006eQ-GX for qemu-devel@nongnu.org; Mon, 21 Jun 2021 05:59:12 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1624269549; 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=kOTuhy73dO7upkkvGDl7EQmMAbmiVFynGD2s/ehUiBE=; b=RP+szHEmlnsel9NtxINNLBGrpXonpkcF8Rg0L6MskL9qmBeS+8zRe3hz74zgYmEMCtj0R9 KVVAHnsJ76gBpXx+W0isNKpsZLFP3hTlyPLwmrmw6o4a5S6FI9vHSXyw4ndT57zEciFeT3 BQBPpi4b9D/k7MUSZPRmj412PfDVngY= 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-527-jdsCvyWiNduM2LkXgmY4nA-1; Mon, 21 Jun 2021 05:59:05 -0400 X-MC-Unique: jdsCvyWiNduM2LkXgmY4nA-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id F2031800C78; Mon, 21 Jun 2021 09:59:03 +0000 (UTC) Received: from gondolin.fritz.box (ovpn-113-141.ams2.redhat.com [10.36.113.141]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9ED841ABD4; Mon, 21 Jun 2021 09:59:02 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Subject: [PULL 08/37] s390x/tcg: Simplify vfma64() handling Date: Mon, 21 Jun 2021 11:58:13 +0200 Message-Id: <20210621095842.335162-9-cohuck@redhat.com> In-Reply-To: <20210621095842.335162-1-cohuck@redhat.com> References: <20210621095842.335162-1-cohuck@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=cohuck@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=cohuck@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.299, 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=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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: qemu-s390x@nongnu.org, Cornelia Huck , Richard Henderson , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: David Hildenbrand Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20210608092337.12221-8-david@redhat.com> Signed-off-by: Cornelia Huck --- 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 e83268023635..3c8759355384 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, ptr, 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, cptr, env, i32) -DEF_HELPER_FLAGS_6(gvec_vfma64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cptr, env, i32) DEF_HELPER_FLAGS_6(gvec_vfms64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cptr, env, i32) -DEF_HELPER_FLAGS_6(gvec_vfms64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, cptr, 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 1404471881ee..4b5bf0a7e3cb 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, DisasOps *o) { const uint8_t m5 = get_field(s, m5); const uint8_t fpf = get_field(s, m6); - const bool se = extract32(m5, 3, 1); gen_helper_gvec_4_ptr *fn; if (fpf != FPF_LONG || extract32(m5, 0, 3)) { @@ -2598,13 +2597,12 @@ static DisasJumpType op_vfma(DisasContext *s, DisasOps *o) } if (s->fields.op2 == 0x8f) { - fn = se ? gen_helper_gvec_vfma64s : gen_helper_gvec_vfma64; + fn = gen_helper_gvec_vfma64; } else { - fn = se ? gen_helper_gvec_vfms64s : gen_helper_gvec_vfms64; + fn = 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; } diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.c index 2ced6fcfaf53..23b38df15886 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -374,12 +374,12 @@ static void vfma64(S390Vector *v1, const S390Vector *v2, const S390Vector *v3, int i; for (i = 0; i < 2; i++) { - const uint64_t a = s390_vec_read_element64(v2, i); - const uint64_t b = s390_vec_read_element64(v3, i); - const uint64_t c = s390_vec_read_element64(v4, i); - uint64_t ret = float64_muladd(a, b, c, flags, &env->fpu_status); + const float64 a = s390_vec_read_float64(v2, i); + const float64 b = s390_vec_read_float64(v3, i); + const float64 c = s390_vec_read_float64(v4, i); + const float64 ret = float64_muladd(a, b, c, flags, &env->fpu_status); - s390_vec_write_element64(&tmp, i, ret); + s390_vec_write_float64(&tmp, i, ret); vxc = check_ieee_exc(env, i, false, &vec_exc); if (s || vxc) { break; @@ -389,29 +389,21 @@ static void vfma64(S390Vector *v1, const S390Vector *v2, const S390Vector *v3, *v1 = tmp; } -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 = extract32(simd_data(desc), 3, 1); \ + \ + vfma##BITS(v1, v2, v3, v4, env, se, FLAGS, GETPC()); \ } -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) -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) void HELPER(gvec_vftci64)(void *v1, const void *v2, CPUS390XState *env, uint32_t desc)