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[71.212.47.143]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74059021067sm7516485b3a.107.2025.05.05.13.28.01 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 May 2025 13:28:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746476882; x=1747081682; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=s1YxZTFnyJUKlNufWpjlXpI0nvYQxw9kcPDoiVpqA7o=; b=RtFKw09HkiIEEiOvP/0LSS9GtrADflG2ITUEqGLsI5gug8fwNCXa4QzYoHUFKSuxVM zRpGF/+JMVIXJh4pYIlB6trGcoBc4A0toDBXp/5Wmpc277STAbLLL6vrFZ4IrJQN3rCU 7Dkds1vGAzYdoMMTwA9ZNwKsvyWUkaOFL+a2CA5CfxxUuoM61B1JudN89Xy4tULPtXXE TM+xOXWSqgks+KLkhVMOYYv0MCTMIfz06dzODRq/kvZkxuv023Rbk/F56RuIBpsMirMT NUHBHWJkjq8gKHwVnZn+seEBs+SG8CWoNm7pAvDzsw0O/SuRl5+Zge88Ka2Pcxy5MRK8 wkZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746476882; x=1747081682; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=s1YxZTFnyJUKlNufWpjlXpI0nvYQxw9kcPDoiVpqA7o=; b=pA9vQZUHwPtqcbBYcoC9tNml/8O061298FwlC/dcCDcM2+SRNs6a+UDY9YZMIEi4Qf /TVaclbpBNfB3SvvW4JPZPxuu+c0VQ8UWdpsW4+dVyK0LHPBsaMU7omIfX7Pq00FQF9z UMTYz+PLmDUiuNaFm241Kz8qxyfWFFGZxCsVmXIH6Thh/RLFoYNZTXC/avi0C0UaGtz2 jGgjoksArZ6bc34JJsoE7BKfwSewcXn1Ex7qNc/2NoXAh7cYuEXLvqx2qB5zJer/oGpn /8/qgCYnG+OqOX+yUM3KejEvAa08Ld1i0VTHc3YIraHByDUKzIe9iIRoURVsMjez9p8e 805Q== X-Gm-Message-State: AOJu0YxmxAmaoGAP/9vGmbB0FkL3SpjaT5M/fx/kapRQB7XlgAy9ClQG 4PP5Z5U/NsTSqGB5EFiMnaWNlSS5Z30snUwPDgcO0EaWjwhCVbcnR0wZzGBboJrlsgOFua5OmwI Y X-Gm-Gg: ASbGncullq0TJlX2z16cu4oO1NPIs0LLFvKsjMA53j7KgmXBqNQrRjc1nvoNt3Ue3MQ N9cO5Sz++wjNti5cVZj5cJVP79eyJHPWuXuhfhuodQp6MivqEOBvXxmcoibqRR+XYAcPOblGEHl qJ6ENHeoNVlwyij+LmJ3BtrStZzZCB+bmZUzP679gIG3RI/tI1lE/DgJnxenpUoY24+mgbXHTRv C9Q9uiAfcUimsiWdiqWK+CChpnlvFrbp0UpVYfZr/OtQmW8M7W2Ie/dXVSbbbbGGnN+ty9fKjk3 yfMJPD0wJMs3C1BI8yLF0IFzknAQPrZft835XeyuRiDkDnNs7n4H6y18YCkZYHi5NV+XCb9Zcok = X-Google-Smtp-Source: AGHT+IH0S0Gl/YhVN6JmsvAH6TaoOCeSo7k0MKp4hUGUx6nKy5sFkgCI6qScNEYS55FOW6EiMmMXYA== X-Received: by 2002:a05:6a00:8d87:b0:73e:2dc5:a93c with SMTP id d2e1a72fcca58-74091a3c859mr756190b3a.11.1746476882033; Mon, 05 May 2025 13:28:02 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 10/20] tcg/optimize: Build and use zero, one and affected bits in fold_orc Date: Mon, 5 May 2025 13:27:41 -0700 Message-ID: <20250505202751.3510517-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250505202751.3510517-1-richard.henderson@linaro.org> References: <20250505202751.3510517-1-richard.henderson@linaro.org> 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::42c; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42c.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: 1746477112780019000 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson --- tcg/optimize.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 22d302c9bf..5081e3db1f 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -2284,7 +2284,7 @@ static bool fold_or(OptContext *ctx, TCGOp *op) =20 static bool fold_orc(OptContext *ctx, TCGOp *op) { - uint64_t s_mask; + uint64_t z_mask, o_mask, s_mask; TempOptInfo *t1, *t2; =20 if (fold_const2(ctx, op) || @@ -2315,8 +2315,17 @@ static bool fold_orc(OptContext *ctx, TCGOp *op) } =20 t1 =3D arg_info(op->args[1]); + + /* Affected bits are those not known one, masked by those known one. */ + if (fold_affected_mask(ctx, op, ~t1->o_mask & t2->o_mask)) { + return true; + } + + z_mask =3D t1->z_mask | ~t2->o_mask; + o_mask =3D t1->o_mask | ~t2->z_mask; s_mask =3D t1->s_mask & t2->s_mask; - return fold_masks_s(ctx, op, s_mask); + + return fold_masks_zos(ctx, op, z_mask, o_mask, s_mask); } =20 static bool fold_qemu_ld_1reg(OptContext *ctx, TCGOp *op) --=20 2.43.0