From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ej1-x62a.google.com (mail-ej1-x62a.google.com [IPv6:2a00:1450:4864:20::62a]) by sourceware.org (Postfix) with ESMTPS id EA38A38582BF for ; Fri, 9 Sep 2022 09:56:39 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org EA38A38582BF Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ej1-x62a.google.com with SMTP id gh9so2756092ejc.8 for ; Fri, 09 Sep 2022 02:56:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date; bh=MosvZKomti/k9UkRMZBoYtCVB7UCHHIWwhcUI/RwLiA=; b=OjqZyPFiJa24xappV0wJSHRAZzIYeLMBewh4XNPZx5siGQGCtvIYPF/Pn6kN/RqpyT YGdqT8Orx7UcBkhPPY7r+UTAjCUAU8Jpg5WPo5UKw7GeX5fIvnGVo9kZvt4I7vPDfbed 3ievoGl4d2SJfubg02mmRaCGdwCR0YawsV8o8cEqgoz9XqHdiTRays4fozkcYwtb+vYX MidHQCdhQGP21CmQGQFYn33/CcqGgAapSc/LuxfaqPLKgXMHfCV5u6gKrIZ9aE4AyfK7 1OZW9QI5IxVE66KuUB2JiZ5jEkjyarBAmiOcwA5Djs+XeGZhGDL/VO8Umnm+FA8F2TIQ j8NA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date; bh=MosvZKomti/k9UkRMZBoYtCVB7UCHHIWwhcUI/RwLiA=; b=hd6gxbFL2Xg9cAJk3POVfF14tkt5WYcqPG9SUIploYhzyhxo6wTyYj4Vr0y7AaNpoH 74XMee4EEWzI7xNrLxTSulDYdmQA001CqqU4YWrFzU+gf4SJlFr1cmsrhH21k+TgzdR5 7/3dC+jEZavijDp0pr4t/SgekMu9+N2hwGIFWoVCq9GZxU/cA76VsrlzcpO++04d3qjK b2gN/iveg+Ml/++WXOuE49rgMbecBi0uP2WyeTvY8GYBKlcqvr/fpp+dhy3Owb0JC3OM BmqWne6ClJp0z3EIgW0fyDsAK/5cPys/7kLaAiWoJs+qfMigKCvLfOjYDLbV+5IBQEWA nojQ== X-Gm-Message-State: ACgBeo39GRbV4ECJDZVGa6A3gpm8Xe2Z6JYwAHOe0d+3g/pUNaS9pYRD +HirKCWdOiKSj+HP9d4ZaGfkbYXtimCkmXQr/jA= X-Google-Smtp-Source: AA6agR6Nzc1qZgym3/EeUu6QnPE8CDzDPdQYKKzv+UtLn9LKhTopxWE+DYSg3FIBjyai73Dx8eppamum+eJ8JxjB6oQ= X-Received: by 2002:a17:907:744:b0:741:36b9:d2cc with SMTP id xc4-20020a170907074400b0074136b9d2ccmr8924584ejb.613.1662717398095; Fri, 09 Sep 2022 02:56:38 -0700 (PDT) MIME-Version: 1.0 References: <20220909094326.22995-1-palmer@rivosinc.com> In-Reply-To: <20220909094326.22995-1-palmer@rivosinc.com> From: Kito Cheng Date: Fri, 9 Sep 2022 17:56:26 +0800 Message-ID: Subject: Re: [PATCH] RISC-V: Support -fexcess-precision=16 To: Palmer Dabbelt Cc: GCC Patches Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,GIT_PATCH_0,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: LGTM, seems like you have landed now, see you soon :) On Fri, Sep 9, 2022 at 5:44 PM Palmer Dabbelt wrote: > > This fixes f19a327077e ("Support -fexcess-precision=16 which will enable > FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 when backend supports _Float16.") on > RISC-V targets. > > gcc/ChangeLog > > PR target/106815 > * config/riscv/riscv.cc (riscv_excess_precision): Add support > for EXCESS_PRECISION_TYPE_FLOAT16. > --- > gcc/config/riscv/riscv.cc | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc > index 675d92c0961..9b6d3e95b1b 100644 > --- a/gcc/config/riscv/riscv.cc > +++ b/gcc/config/riscv/riscv.cc > @@ -5962,6 +5962,7 @@ riscv_excess_precision (enum excess_precision_type type) > return (TARGET_ZFH ? FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 > : FLT_EVAL_METHOD_PROMOTE_TO_FLOAT); > case EXCESS_PRECISION_TYPE_IMPLICIT: > + case EXCESS_PRECISION_TYPE_FLOAT16: > return FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16; > default: > gcc_unreachable (); > -- > 2.34.1 >