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[71.212.47.143]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74039a30e2fsm2323287b3a.103.2025.04.30.16.06.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Apr 2025 16:06:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746054394; x=1746659194; 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=AYLcw77q0drDQnqkv5fH2XhRnVGB7EFd56psZWVXXSQ=; b=UCcS70t45pR+lIozrmNqYyaJ+EwpwFM5FemJA2JgPZPXlcJeB8GH7ScUnQqavyHrqZ LKLUEtelbaGzN/6Ax/vwVwef5uKf3G91hEMxG6I5880vMFmDTBqkrBbOZNPB7iAHUbIh q1CXE/sKG0exHb+gg2CNEncyFg9kY4f99ol5pM9e4S72m1A17XpImGGSIZ3of6NrdIVl wvkm2QWBM6zgZUkEkjvjWMwwrj8GSzCpd8PqYiU6U/VFGHg7iRljiyFfwX55VqpIO14a tpgZ1Ratdsi7CPMYVIoMGhvJIApDMntZamFXxD1XurprD6JZYh/c5hZCm65jhDRxz7bs EkwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746054394; x=1746659194; 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=AYLcw77q0drDQnqkv5fH2XhRnVGB7EFd56psZWVXXSQ=; b=TtbC3CbPCIXVVYOu5Az/3NeMl6p5zvQwSsUURZVuhxtakJmDG3FjNKwzBPBgmCIDUq 1NqmJIOc/aOuFplM8jvJE4UvwJxWHtAvvMfZ8bOGhVbkeCwRAaAAgh34dRCzmEyoMmP9 vhirbILWMTt3t4+6Aw99sAFgkLK3LEX9cXrftMIJqf3DcdUp0Tv+bpcZjQkqt2QYngvE 0Q4cIaE88QDYrLIidHNcLz8UJ1QfMxiHYG7FWeVRNzRo+pFRItEoIZYwWadinOY0nKfu 2kKS1uTE0DADqHiheZ80amZdm8bsLHUJ9IP/5lYeLqu+f9XFOatOx9yGb/v3EznPjNhy WudQ== X-Gm-Message-State: AOJu0Yzovl5kkEgR2IO/vfE+hUuLzmnisd3//fST3Qvmaknm9waK4FQD MMuU4crtY1PWKYd8iAT+vv2509m3un5hs25svsppAWrnuhaio6CrzDU1MXfgybOqyPRgEIcm9Aw X X-Gm-Gg: ASbGncuHDQmkFFfF/TfqsKv2UeJqG+3qHQUA4AQEIItb/VioEwAPZF/y4MMADzzT4LL kxVnVu4lo/J20gCXXNwo1K8F2evzfx0WANgAjzWsuRjJ4W1prgsvhJm4stoGCHt6klS5Eii1fDB zDLYKrCe1IyLz3Bea2mp1NMUm7uXht28Jo5P3anLJeS/KOA4DwYArjcHL69W6QC3xGDl4dU4dUa jT8UkJq9u2p+bmvFFX4Gq5qyuevE7iwfamaq9kVndOs4sJLVU32WVsrG8nDGe6KgLx2gDrtuRjP xNewODYC1Vt7ybzIW9Z5EwwT3pX3V87Ev7aNNujX6PVpoe9unrKUof5YWC1A3GEFUvgCMcR6Tzo = X-Google-Smtp-Source: AGHT+IFPfAcihB4qtMgBZ8eLfk/cjhfgx1AH4s9kGNRHa4zyr15xPVIeOxkQrDgmhUGuyPvHGi1AvA== X-Received: by 2002:a05:6a00:1909:b0:736:62a8:e52d with SMTP id d2e1a72fcca58-7403a7a4c90mr6599466b3a.12.1746054394368; Wed, 30 Apr 2025 16:06:34 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org Subject: [PATCH 2/6] accel/tcg: Don't use TARGET_LONG_BITS in decode_sleb128 Date: Wed, 30 Apr 2025 16:06:27 -0700 Message-ID: <20250430230631.2571291-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250430230631.2571291-1-richard.henderson@linaro.org> References: <20250430230631.2571291-1-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::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.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: 1746054459762019100 Content-Type: text/plain; charset="utf-8" When we changed decode_sleb128 from target_long to int64_t, we failed to adjust the shift limit. Cc: qemu-stable@nongnu.org Fixes: c9ad8d27caa ("tcg: Widen gen_insn_data to uint64_t") Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Pierrick Bouvier --- accel/tcg/translate-all.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index fa4998b341..acf32e6c08 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -109,7 +109,7 @@ static int64_t decode_sleb128(const uint8_t **pp) val |=3D (int64_t)(byte & 0x7f) << shift; shift +=3D 7; } while (byte & 0x80); - if (shift < TARGET_LONG_BITS && (byte & 0x40)) { + if (shift < 64 && (byte & 0x40)) { val |=3D -(int64_t)1 << shift; } =20 --=20 2.43.0