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[124.171.217.17]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7ee45a0081esm5900648a12.59.2024.11.03.16.21.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Nov 2024 16:21:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1730679684; x=1731284484; darn=nongnu.org; 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=D5acwOP9v6mqTwgIgkzY3AX70LRjavmcEjrHnDYPLjA=; b=HkyK9lH1oqkY0NXSVPMa2hqyPeEzaZfzc/5P0wwbssGsmOLK1kBLys0ZXwHkDPGPTi 6BZB829MHzyg9LkR91lq/5KGNNav6jxmQBnRWv+L0eZ46tXCjeddj+528e2WhfOBCmQC AuGlIENd71ARt2RaR6M0uAKINhD9elTGGsjgqgfh0Q3Dwmzwl+IaUHWsMOzylFWCfe/Q tH+QvAFYHonnymFm2cLAIiFNIKIWMIUZjTV5sdvhat6iP332kjuwjpb64ycVJZrY+H5V 0DMS6sT3WA2UnxlIzOI+guqym99a8pExmLFWbOSbvKEphZyKFUD8SKo5dd5f3dTGv339 C/yw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730679684; x=1731284484; 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=D5acwOP9v6mqTwgIgkzY3AX70LRjavmcEjrHnDYPLjA=; b=aRf390+KyHOvSHWEQTQOZW+rEgYDzlxRMdu9IufMrB+bTV6OZnAOui/3YyBhF7DoDT I5UsVTW3Boukbs24DZAmp0cJUHM3wue7+IZy0lw9JzRJiG6B6bKAvrBUxTEJu/TtHIps s8KDipD7yJ4kCZrTwgD1a/TdjqOcgRqb/Spf0RrIPx4LH9Nvzro5rel5WjuRRYLDB4hG 1afJzdkSMM3yCaf8MEQH0XeotvtRUOrHlYqSPTFbRVzigORdV5RTmSayU4+1sWw6XpJv 0mKAl0MiHnWcDhmRO4lCNqfu3Xij6Y+Ve9e2QAmMzHfCwQhBS1jwPikYHf/xAELFhLP6 wWxA== X-Forwarded-Encrypted: i=1; AJvYcCV7tJo6pZO/oLzR3EMKRG87wYnbZndPaEqIjYizwZbd+KVc5o71zVs7HIxRZnIddTdSyrz/U8pelQ==@nongnu.org X-Gm-Message-State: AOJu0YyjOiwuGbhx5lwqO1QlbWASGTN2ioi7OtQHROQ1MOd5SCl7l1Cf o+/SEjFvwVLtmZcvOI9D2yCcmVYJYd4mqie+2x0sRQS+3tNA1pIGSnzMPA== X-Google-Smtp-Source: AGHT+IFKr/EWg0gHaidpnCHmzxm7Rd3iuMQxTpy2lICcjT7z8nVQ0RnlCXk7gfP4XlT9Wq+q954v6w== X-Received: by 2002:a05:6a21:6d93:b0:1db:ddde:33e2 with SMTP id adf61e73a8af0-1dbddde33eamr1773122637.29.1730679683729; Sun, 03 Nov 2024 16:21:23 -0800 (PST) From: Nicholas Piggin To: qemu-devel@nongnu.org Cc: Nicholas Piggin , qemu-ppc@nongnu.org, Harsh Prateek Bora Subject: [PULL 36/67] target/ppc: optimize hreg_compute_pmu_hflags_value Date: Mon, 4 Nov 2024 10:18:25 +1000 Message-ID: <20241104001900.682660-37-npiggin@gmail.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241104001900.682660-1-npiggin@gmail.com> References: <20241104001900.682660-1-npiggin@gmail.com> MIME-Version: 1.0 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::431; envelope-from=npiggin@gmail.com; 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, FREEMAIL_FROM=0.001, 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 @gmail.com) X-ZM-MESSAGEID: 1730679960052116600 Content-Type: text/plain; charset="utf-8" From: Harsh Prateek Bora Cache env->spr[SPR_POWER_MMCR0] in a local variable as used in multiple conditions to avoid multiple indirect accesses. Reviewed-by: Nicholas Piggin Signed-off-by: Harsh Prateek Bora Signed-off-by: Nicholas Piggin --- target/ppc/helper_regs.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c index fe543ab3b8..7b23e5ef0e 100644 --- a/target/ppc/helper_regs.c +++ b/target/ppc/helper_regs.c @@ -83,15 +83,16 @@ static bool hreg_check_bhrb_enable(CPUPPCState *env) static uint32_t hreg_compute_pmu_hflags_value(CPUPPCState *env) { uint32_t hflags =3D 0; - #if defined(TARGET_PPC64) - if (env->spr[SPR_POWER_MMCR0] & MMCR0_PMCC0) { + target_ulong mmcr0 =3D env->spr[SPR_POWER_MMCR0]; + + if (mmcr0 & MMCR0_PMCC0) { hflags |=3D 1 << HFLAGS_PMCC0; } - if (env->spr[SPR_POWER_MMCR0] & MMCR0_PMCC1) { + if (mmcr0 & MMCR0_PMCC1) { hflags |=3D 1 << HFLAGS_PMCC1; } - if (env->spr[SPR_POWER_MMCR0] & MMCR0_PMCjCE) { + if (mmcr0 & MMCR0_PMCjCE) { hflags |=3D 1 << HFLAGS_PMCJCE; } if (hreg_check_bhrb_enable(env)) { --=20 2.45.2