From nobody Mon Apr 7 18:14:13 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1678392973; cv=none; d=zohomail.com; s=zohoarc; b=alB0eeIut+VMt0EUmZN8VXhC36vE2egUFUQfavtZQMgLR/4xcwZyk/KKCkhMlyHG4Q+97/bJGmJGh+1L3OWh/oHRPp7YlsFN6pXgZfhSZSUeRcXt/saQWndL/vXujKe/8/r3zCVuqISL/o+MMurXOSxfl/vRQ9vZQ+yJRPQsyaE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1678392973; 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=vkOcZIkhovadaxOuqag5xwc+XnGtPssFyKztAIN0fdU=; b=RvS3z0ljG+Iz4Rw0yuAzXhs3tJwaNlFuxYSoWwL77M3SkDQdfIYZ8IbMLgwvFJUBlXFa42F2rd+HiGsWz7n+sTgJCacmJqT3ZqqmmiGRwAuUNkRf/+M8bhRwMJxNU9BHtf5Sfz95j7a7IgBuw/LGCj4Tur4JAQduBU9Q/eV7HUA= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1678392973119824.1884499306686; Thu, 9 Mar 2023 12:16:13 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1paMaL-00059Q-FO; Thu, 09 Mar 2023 15:09:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1paMaJ-00050B-Ox for qemu-devel@nongnu.org; Thu, 09 Mar 2023 15:09:55 -0500 Received: from mail-pl1-x62e.google.com ([2607:f8b0:4864:20::62e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1paMaH-0001bR-MN for qemu-devel@nongnu.org; Thu, 09 Mar 2023 15:09:55 -0500 Received: by mail-pl1-x62e.google.com with SMTP id n6so3224183plf.5 for ; Thu, 09 Mar 2023 12:09:53 -0800 (PST) Received: from stoup.. ([2602:ae:154a:9f01:bf7f:79a0:a976:bdaf]) by smtp.gmail.com with ESMTPSA id c2-20020a170902aa4200b001991e4e0bdcsm43797plr.233.2023.03.09.12.09.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Mar 2023 12:09:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1678392592; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=vkOcZIkhovadaxOuqag5xwc+XnGtPssFyKztAIN0fdU=; b=SJJhjAfa6Z5QeqP9XPSDMB90UFTZjHrbB5MX/EW1epKlyOEkrEI80eSYTciMjrELUB 7JiQhe4F9J/6kRSMrZn2dJlOKep7tosGDPy/i3xtqCNDXZf3kWalLzlmBQjWFLc45Kdm eUWMIcVIf18WiZAS4ghfC1N9egyeh8U2qThPw/mtTl2U6dDFD7ER5mV7+iwZNYtjGn9/ E+1u7nsLe1PuSU9+BFBx80+LXOAG1HoqFsonduvNoBzQP5ZPGBRra/yBE/BnOuMgzzhI CUkWxIhNrPuZpIqNqf3Si7KYUVU3lhdagpjv2b2l4F8uGUoyr9lBI6XtmsVNuv4Em9sO tAHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678392592; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vkOcZIkhovadaxOuqag5xwc+XnGtPssFyKztAIN0fdU=; b=H8c1o8pWYY6+AEJXZK79OKHctPQ/7bBvk6Nvs5EY69ie3pYXF0+MluTOmgDsnc6brD NoVO5jfSKulPAlQQLFxublYian+BfDAXT8eu+uDSUNKpqdTZFidHH+j4MYbU8U+hervx 5tIq+o17+vlvIw/cSqNSfk8rgpPsx9WAjm8HKtNGmoJGNpEV3YOAuUEL0iCQPy/ECZFT rv2KhVmAcMag1X4S46EEzdUtT8aOCiZLHSHx8u0oyZ/upxQ1yhGewZVr8B9a2t+u+9F2 OX7zouIGmAJlBHTgBW/PZF4MZWlUtOyWx1MKDZea+U1zR1iwOxFE8v7y36KkNWxYzs8R tjUw== X-Gm-Message-State: AO0yUKXYc8dXAssBcJNBq7IM+woVsAdQmbvJoTEiDgaeT1Svi/PVkk3k Zf5wIS7Wc9x3sKO5jqNOfpQ4x/2zrKcvkFeGo7I= X-Google-Smtp-Source: AK7set8b0uawxIU2eKVgw4jey42abR+zsEgwJb740Ipr6oraDKtBD3dKBWzmLAvlaRWbw9uwL6g9dA== X-Received: by 2002:a17:902:a512:b0:19d:1674:c04d with SMTP id s18-20020a170902a51200b0019d1674c04dmr18738196plq.61.1678392592343; Thu, 09 Mar 2023 12:09:52 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PULL v2 68/91] target/arm: Use rmode >= 0 for need_rmode Date: Thu, 9 Mar 2023 12:05:27 -0800 Message-Id: <20230309200550.3878088-69-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230309200550.3878088-1-richard.henderson@linaro.org> References: <20230309200550.3878088-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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=2607:f8b0:4864:20::62e; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1678392973645100013 Initialize rmode to -1 instead of keeping two variables. This is already used elsewhere in translate-a64.c. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- target/arm/tcg/translate-a64.c | 34 ++++++---------------------------- 1 file changed, 6 insertions(+), 28 deletions(-) diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index 2c2ea45b47..bef66086a2 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -12133,7 +12133,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) int rn =3D extract32(insn, 5, 5); int rd =3D extract32(insn, 0, 5); bool need_fpstatus =3D false; - bool need_rmode =3D false; int rmode =3D -1; TCGv_i32 tcg_rmode; TCGv_ptr tcg_fpstatus; @@ -12283,7 +12282,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) case 0x7a: /* FCVTPU */ case 0x7b: /* FCVTZU */ need_fpstatus =3D true; - need_rmode =3D true; rmode =3D extract32(opcode, 5, 1) | (extract32(opcode, 0, 1) <= < 1); if (size =3D=3D 3 && !is_q) { unallocated_encoding(s); @@ -12293,7 +12291,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) case 0x5c: /* FCVTAU */ case 0x1c: /* FCVTAS */ need_fpstatus =3D true; - need_rmode =3D true; rmode =3D FPROUNDING_TIEAWAY; if (size =3D=3D 3 && !is_q) { unallocated_encoding(s); @@ -12352,7 +12349,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) case 0x19: /* FRINTM */ case 0x38: /* FRINTP */ case 0x39: /* FRINTZ */ - need_rmode =3D true; rmode =3D extract32(opcode, 5, 1) | (extract32(opcode, 0, 1) <= < 1); /* fall through */ case 0x59: /* FRINTX */ @@ -12364,7 +12360,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) } break; case 0x58: /* FRINTA */ - need_rmode =3D true; rmode =3D FPROUNDING_TIEAWAY; need_fpstatus =3D true; if (size =3D=3D 3 && !is_q) { @@ -12380,7 +12375,6 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) break; case 0x1e: /* FRINT32Z */ case 0x1f: /* FRINT64Z */ - need_rmode =3D true; rmode =3D FPROUNDING_ZERO; /* fall through */ case 0x5e: /* FRINT32X */ @@ -12406,12 +12400,12 @@ static void disas_simd_two_reg_misc(DisasContext = *s, uint32_t insn) return; } =20 - if (need_fpstatus || need_rmode) { + if (need_fpstatus || rmode >=3D 0) { tcg_fpstatus =3D fpstatus_ptr(FPST_FPCR); } else { tcg_fpstatus =3D NULL; } - if (need_rmode) { + if (rmode >=3D 0) { tcg_rmode =3D tcg_const_i32(arm_rmode_to_sf(rmode)); gen_helper_set_rmode(tcg_rmode, tcg_rmode, tcg_fpstatus); } else { @@ -12595,7 +12589,7 @@ static void disas_simd_two_reg_misc(DisasContext *s= , uint32_t insn) } clear_vec_high(s, is_q, rd); =20 - if (need_rmode) { + if (tcg_rmode) { gen_helper_set_rmode(tcg_rmode, tcg_rmode, tcg_fpstatus); } } @@ -12625,9 +12619,8 @@ static void disas_simd_two_reg_misc_fp16(DisasConte= xt *s, uint32_t insn) int pass; TCGv_i32 tcg_rmode =3D NULL; TCGv_ptr tcg_fpstatus =3D NULL; - bool need_rmode =3D false; bool need_fpst =3D true; - int rmode; + int rmode =3D -1; =20 if (!dc_isar_feature(aa64_fp16, s)) { unallocated_encoding(s); @@ -12676,27 +12669,22 @@ static void disas_simd_two_reg_misc_fp16(DisasCon= text *s, uint32_t insn) case 0x3f: /* FRECPX */ break; case 0x18: /* FRINTN */ - need_rmode =3D true; only_in_vector =3D true; rmode =3D FPROUNDING_TIEEVEN; break; case 0x19: /* FRINTM */ - need_rmode =3D true; only_in_vector =3D true; rmode =3D FPROUNDING_NEGINF; break; case 0x38: /* FRINTP */ - need_rmode =3D true; only_in_vector =3D true; rmode =3D FPROUNDING_POSINF; break; case 0x39: /* FRINTZ */ - need_rmode =3D true; only_in_vector =3D true; rmode =3D FPROUNDING_ZERO; break; case 0x58: /* FRINTA */ - need_rmode =3D true; only_in_vector =3D true; rmode =3D FPROUNDING_TIEAWAY; break; @@ -12706,43 +12694,33 @@ static void disas_simd_two_reg_misc_fp16(DisasCon= text *s, uint32_t insn) /* current rounding mode */ break; case 0x1a: /* FCVTNS */ - need_rmode =3D true; rmode =3D FPROUNDING_TIEEVEN; break; case 0x1b: /* FCVTMS */ - need_rmode =3D true; rmode =3D FPROUNDING_NEGINF; break; case 0x1c: /* FCVTAS */ - need_rmode =3D true; rmode =3D FPROUNDING_TIEAWAY; break; case 0x3a: /* FCVTPS */ - need_rmode =3D true; rmode =3D FPROUNDING_POSINF; break; case 0x3b: /* FCVTZS */ - need_rmode =3D true; rmode =3D FPROUNDING_ZERO; break; case 0x5a: /* FCVTNU */ - need_rmode =3D true; rmode =3D FPROUNDING_TIEEVEN; break; case 0x5b: /* FCVTMU */ - need_rmode =3D true; rmode =3D FPROUNDING_NEGINF; break; case 0x5c: /* FCVTAU */ - need_rmode =3D true; rmode =3D FPROUNDING_TIEAWAY; break; case 0x7a: /* FCVTPU */ - need_rmode =3D true; rmode =3D FPROUNDING_POSINF; break; case 0x7b: /* FCVTZU */ - need_rmode =3D true; rmode =3D FPROUNDING_ZERO; break; case 0x2f: /* FABS */ @@ -12775,11 +12753,11 @@ static void disas_simd_two_reg_misc_fp16(DisasCon= text *s, uint32_t insn) return; } =20 - if (need_rmode || need_fpst) { + if (rmode >=3D 0 || need_fpst) { tcg_fpstatus =3D fpstatus_ptr(FPST_FPCR_F16); } =20 - if (need_rmode) { + if (rmode >=3D 0) { tcg_rmode =3D tcg_const_i32(arm_rmode_to_sf(rmode)); gen_helper_set_rmode(tcg_rmode, tcg_rmode, tcg_fpstatus); } --=20 2.34.1