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    • 5. 发明申请
    • SIMULATOR AND SIMULATING METHOD FOR RUNNING GUEST PROGRAM IN HOST
    • 用于运行主机程序的模拟和模拟方法
    • US20100161875A1
    • 2010-06-24
    • US12633299
    • 2009-12-08
    • Xiao Tao ChangHuayong WangKun WangYu Zhang
    • Xiao Tao ChangHuayong WangKun WangYu Zhang
    • G06F12/10G06F9/455G06F12/00
    • G06F12/1036G06F9/4552G06F9/45554G06F9/45558G06F2009/45583
    • A Simulator and a simulating method for running a guest program in a host are disclosed. The simulator includes: an initialization device configured for setting content of a hypervisor page table in the host, the hypervisor page table mapping a guest physical address space to a host physical address space. The simulator further includes a binary translation device configured for employing a program logical address to perform a memory access in code translation. The simulator also includes a miss handling device configured for updating a guest translation look-aside buffer by treating a miss in a host translation look-aside buffer caused by the execution of the translated code as a miss in the guest translation look-aside buffer, wherein the host translation look-aside buffer is configured to buffer entries for mapping addresses in a guest program logical address space to addresses in the guest physical address space. The simulator further includes an update tracing device configured for, in response to the update to the guest translation look-aside buffer, perform the update to the host translation look-aside buffer. Also disclosed is a method for running a guest program in a host.
    • 公开了一种用于在主机中运行访客程序的模拟器和模拟方法。 模拟器包括:配置用于设置主机中的管理程序页表的内容的初始化设备,将客户物理地址空间映射到主机物理地址空间的管理程序页表。 仿真器还包括被配置为使用程序逻辑地址来执行代码转换中的存储器访问的二进制翻译装置。 所述模拟器还包括未命中处理装置,其被配置为通过处理由所述翻译代码的执行而导致的主机翻译后备缓冲器中的未命中来更新客体翻译后备缓冲器,作为所述访客翻译后备缓冲器中的未命中, 其中所述主机翻译后备缓冲器被配置为缓冲条目以将访客程序逻辑地址空间中的地址映射到所述访客物理地址空间中的地址。 所述模拟器还包括更新跟踪装置,所述更新跟踪装置被配置为响应于所述客户端翻译后备缓冲器的更新,执行对所述主机翻译后备缓冲器的更新。 还公开了一种在主机中运行客座程序的方法。
    • 6. 发明授权
    • Simulator and simulating method for running guest program in host
    • 在主机中运行客人程序的模拟器和模拟方法
    • US08397050B2
    • 2013-03-12
    • US12633299
    • 2009-12-08
    • Xiao Tao ChangHuayong WangKun WangYu Zhang
    • Xiao Tao ChangHuayong WangKun WangYu Zhang
    • G06F12/10
    • G06F12/1036G06F9/4552G06F9/45554G06F9/45558G06F2009/45583
    • A Simulator and a simulating method for running a guest program in a host are disclosed. The simulator includes: an initialization device configured for setting content of a hypervisor page table in the host, the hypervisor page table mapping a guest physical address space to a host physical address space. The simulator further includes a binary translation device configured for employing a program logical address to perform a memory access in code translation. The simulator also includes a miss handling device configured for updating a guest translation look-aside buffer by treating a miss in a host translation look-aside buffer caused by the execution of the translated code as a miss in the guest translation look-aside buffer, wherein the host translation look-aside buffer is configured to buffer entries for mapping addresses in a guest program logical address space to addresses in the guest physical address space. The simulator further includes an update tracing device configured for, in response to the update to the guest translation look-aside buffer, perform the update to the host translation look-aside buffer. Also disclosed is a method for running a guest program in a host.
    • 公开了一种用于在主机中运行访客程序的模拟器和模拟方法。 模拟器包括:配置用于设置主机中的管理程序页表的内容的初始化设备,将客户物理地址空间映射到主机物理地址空间的管理程序页表。 仿真器还包括被配置为使用程序逻辑地址来执行代码转换中的存储器访问的二进制翻译装置。 所述模拟器还包括未命中处理装置,其被配置为通过处理由所述翻译代码的执行而导致的主机翻译后备缓冲器中的未命中来更新客体翻译后备缓冲器,作为所述访客翻译后备缓冲器中的未命中, 其中所述主机翻译后备缓冲器被配置为缓冲条目以将访客程序逻辑地址空间中的地址映射到所述访客物理地址空间中的地址。 所述模拟器还包括更新跟踪装置,所述更新跟踪装置被配置为响应于所述客户端翻译后备缓冲器的更新,执行对所述主机翻译后备缓冲器的更新。 还公开了一种在主机中运行客座程序的方法。
    • 9. 发明授权
    • Request control device, request control method and associated processors
    • 请求控制设备,请求控制方法和相关处理器
    • US08898440B2
    • 2014-11-25
    • US12858588
    • 2010-08-18
    • Xiao Tao ChangWei LiuKun WangHong Bo Zeng
    • Xiao Tao ChangWei LiuKun WangHong Bo Zeng
    • G06F15/00G06F7/38G06F9/00G06F9/44G06F9/54
    • G06F9/546G06F2209/548
    • A request control device, request control method, and a multiprocessor cooperation architecture. The request control device is connected to a request storage module and includes a comparing means and an identifier means. The comparing means is configured to determine if an incoming first queue unit corresponds to the same message with a queue unit that has existed in the request storage module. The identifier setting means is configured to set a save identifier of the queue unit that has existed in the request storage module to indicate not to save a state associated with the message if the first queue unit corresponds to the same message with the queue unit that has existed in the request storage module. According to the technical solution of the invention, the access to the memory caused by saving/loading the states is reduced and thereby increases the processing speed of the processor.
    • 请求控制装置,请求控制方法以及多处理器协作架构。 请求控制装置连接到请求存储模块,并包括比较装置和识别装置。 比较装置被配置为确定进入的第一队列单元是否具有与存在于请求存储模块中的队列单元相同的消息。 所述标识符设置装置被配置为如果所述第一队列单元对应于具有所述消息的队列单元的相同消息,则将存在于所述请求存储模块中的队列单元的保存标识符设置为指示不保存与所述消息相关联的状态 存在于请求存储模块中。 根据本发明的技术方案,减少了由保存/加载状态引起的对存储器的访问,从而增加了处理器的处理速度。