From patchwork Mon Jan 30 20:59:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 648599 Delivered-To: patch@linaro.org Received: by 2002:a17:522:d8c:b0:4be:c3dc:14d8 with SMTP id d12csp1377347pva; Mon, 30 Jan 2023 13:05:58 -0800 (PST) X-Google-Smtp-Source: AK7set/oR18/i4BF5w3URYZoGpSixoK97RrMTk1lz9IbKijGNHMLAEOctRAaDNMdvOf9O+3h8I+s X-Received: by 2002:a05:6122:990:b0:3e9:550:302a with SMTP id g16-20020a056122099000b003e90550302amr8869348vkd.13.1675112758120; Mon, 30 Jan 2023 13:05:58 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1675112758; cv=none; d=google.com; s=arc-20160816; b=U4XuIyPwZx7+brXBFVl0T+/7RBP0dfCw8DK4rDd5F+4IGO3/Dsm+IwXHfu2sCRZxl/ NNL4zmi8TWpkhHlEd9n6q5kD2ScQnGqGunLFJtSjewgDFA3aw8D9IWMSRjXX90VW+l4v 7FWEeo5FGghbt8oD3aZdYywEGjr0srghzw+ZKFI0D+kJUvcIojY26SahUaK8S2U6IgGq PgxmDT/1HG41nQuQCuk+wN0jttwEFzv2PtjN4vF9T25Qq++Dvwh2in5OGa8H1F0z5kUF frj/iGqUoIjJip4NbnrY2e637H/2DnfLEQ6feM/1Mx3oPTuOeGp439W6qCIMWyAe65h6 jGrw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=0u20gsf2ENiHja2ejvMJsVNYAIujBWIKn6lzC+qXv58=; b=pR7ZkH0ShqjwGYadj4sB5h20gmfRSevT6FHE94GZEBDRXMVD7TvNKoTMp+Q41LKkZz RoYtYFdVqMzzqyUSNOYk72Ia8bs5fQvN16exgVU4L7pdqe90d9euC41KcaaUj8CzGFFH b19xI7y6LXMlb/RReNRUDGd/HOq4/1S06xxiS4+HHK2rEcbYJDWiNauQwnyEEuACl0dQ 6QSEZNvFlGk20+VwtSqNgHwFJckJ+HzyD0UYMm6/1u3Cvle7e1nu+QWPmR0B4EGVYx3v IdtIUohOPyqXEpScwQ4lN6IWKk0Xcp9QgEW7W2XYqyrV6iHIgBHcI0wxz06jYSG4XAdT 4i4Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=uZh52Yit; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id dc33-20020a05620a522100b006fcc513ec60si6616349qkb.93.2023.01.30.13.05.57 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 30 Jan 2023 13:05:58 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=uZh52Yit; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pMbGL-0000Jv-TK; Mon, 30 Jan 2023 16:00:25 -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 1pMbGF-000057-8o for qemu-devel@nongnu.org; Mon, 30 Jan 2023 16:00:19 -0500 Received: from mail-pf1-x431.google.com ([2607:f8b0:4864:20::431]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pMbGD-0005UI-6n for qemu-devel@nongnu.org; Mon, 30 Jan 2023 16:00:18 -0500 Received: by mail-pf1-x431.google.com with SMTP id u5so8436874pfm.10 for ; Mon, 30 Jan 2023 13:00:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; 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=0u20gsf2ENiHja2ejvMJsVNYAIujBWIKn6lzC+qXv58=; b=uZh52Yit3q/NgpfSk7mgTwW87hiVDkYm17t9NenGgpLg2BVHVyAfpSOMnmBatjon4Z 3M7pRKmfiwrMnQfIHLmGDetcyAVx+NQL491zmZ8LgSp45nWD6oPe6HPt3OaRaO1IFoGR QQILZv3vVKbrTZSvRUmmq3XoOuMQ32t2Zf7ftrmUdxPeQyQ/7gOd4P3BeSMNUSZ9CeyD 35P8Mqgaz7BdiBDKH5gKLBFwkERKnAYLOc05HqmQ3hY9k8iMqMXsv2el1IupioCxU6Y4 eqOEiUeJJDMbiE/THrgeHhym0mH54E4jwPvAhn3gMGe6Tj1EZplJZNaDrBjul0aU25y6 MlPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=0u20gsf2ENiHja2ejvMJsVNYAIujBWIKn6lzC+qXv58=; b=qwYNAMhm7DtzD1plqKj6vL8+KVTkTOgRBSIjJB+R3sVAoIYpTmzdnwyzIOzi05bZAF pNH7h0SsK3T9LRbkJTupkRYWySuBUQpb8LuWUefQss4K3lF5d/k7521WdWYWUs2oFDLD X3bRB4dpQMI8lDlgLbdGu2yZwIu6NxCKloRan/BtKIgZIb6GvBXah9WYyaMmkaIhkg2r jFEArxEE/MmYGu+tuJw2z8OsXzLLtuW/2Pcqa3mkXnoF6I/0ZWTf9LdzPEO8DUoA3mr0 hFWSLjXaOtsARTijXe+vJt0hOvcwOUcDGTRLwOkygsrAqUA5KbFYo7WqGUU/Luh9xbkP QYtw== X-Gm-Message-State: AO0yUKVJ6fKzn/kaLS16l/186Z2c2hgLSuKNS3LQq4+Xrw6udJTmpKU4 gVJcBL41aTJi+BHES/i7nAJKPp7F4V4mUaOE X-Received: by 2002:a05:6a00:2289:b0:592:fc9f:8ae5 with SMTP id f9-20020a056a00228900b00592fc9f8ae5mr12808835pfe.23.1675112414350; Mon, 30 Jan 2023 13:00:14 -0800 (PST) Received: from stoup.. (rrcs-173-197-98-118.west.biz.rr.com. [173.197.98.118]) by smtp.gmail.com with ESMTPSA id x10-20020aa79a4a000000b00593eb3a5e44sm102933pfj.37.2023.01.30.13.00.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Jan 2023 13:00:13 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, cota@braap.org Subject: [PATCH 21/27] target/i386: Don't use tcg_temp_local_new Date: Mon, 30 Jan 2023 10:59:29 -1000 Message-Id: <20230130205935.1157347-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230130205935.1157347-1-richard.henderson@linaro.org> References: <20230130205935.1157347-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::431; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x431.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Since tcg_temp_new is now identical, use that. In some cases we can avoid a copy from A0 or T0. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- target/i386/tcg/translate.c | 27 +++++++++------------------ 1 file changed, 9 insertions(+), 18 deletions(-) diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index a47d60f057..baf1cfc2bc 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -3426,13 +3426,10 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) if (mod == 3) { goto illegal_op; } - a0 = tcg_temp_local_new(); - t0 = tcg_temp_local_new(); + a0 = s->A0; + t0 = s->T0; label1 = gen_new_label(); - tcg_gen_mov_tl(a0, s->A0); - tcg_gen_mov_tl(t0, s->T0); - gen_set_label(label1); t1 = tcg_temp_new(); t2 = tcg_temp_new(); @@ -3444,9 +3441,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) tcg_gen_brcond_tl(TCG_COND_NE, t0, t2, label1); tcg_temp_free(t2); - tcg_temp_free(a0); tcg_gen_neg_tl(s->T0, t0); - tcg_temp_free(t0); } else { tcg_gen_neg_tl(s->T0, s->T0); if (mod != 3) { @@ -6248,13 +6243,13 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) #endif { TCGLabel *label1; - TCGv t0, t1, t2, a0; + TCGv t0, t1, t2; if (!PE(s) || VM86(s)) goto illegal_op; - t0 = tcg_temp_local_new(); - t1 = tcg_temp_local_new(); - t2 = tcg_temp_local_new(); + t0 = tcg_temp_new(); + t1 = tcg_temp_new(); + t2 = tcg_temp_new(); ot = MO_16; modrm = x86_ldub_code(env, s); reg = (modrm >> 3) & 7; @@ -6263,11 +6258,8 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) if (mod != 3) { gen_lea_modrm(env, s, modrm); gen_op_ld_v(s, ot, t0, s->A0); - a0 = tcg_temp_local_new(); - tcg_gen_mov_tl(a0, s->A0); } else { gen_op_mov_v_reg(s, ot, t0, rm); - a0 = NULL; } gen_op_mov_v_reg(s, ot, t1, reg); tcg_gen_andi_tl(s->tmp0, t0, 3); @@ -6280,8 +6272,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) tcg_gen_movi_tl(t2, CC_Z); gen_set_label(label1); if (mod != 3) { - gen_op_st_v(s, ot, t0, a0); - tcg_temp_free(a0); + gen_op_st_v(s, ot, t0, s->A0); } else { gen_op_mov_reg_v(s, ot, rm, t0); } @@ -6304,7 +6295,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) modrm = x86_ldub_code(env, s); reg = ((modrm >> 3) & 7) | REX_R(s); gen_ldst_modrm(env, s, modrm, MO_16, OR_TMP0, 0); - t0 = tcg_temp_local_new(); + t0 = tcg_temp_new(); gen_update_cc_op(s); if (b == 0x102) { gen_helper_lar(t0, cpu_env, s->T0); @@ -7052,7 +7043,7 @@ static void i386_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cpu) dc->tmp2_i32 = tcg_temp_new_i32(); dc->tmp3_i32 = tcg_temp_new_i32(); dc->tmp4 = tcg_temp_new(); - dc->cc_srcT = tcg_temp_local_new(); + dc->cc_srcT = tcg_temp_new(); } static void i386_tr_tb_start(DisasContextBase *db, CPUState *cpu)