function::u_register - Return the unsigned value of the named CPU register

name
           Name of the register to return

       Same as register(name), except that if the register is 32 bits wide, it is zero-extended to 64 bits.

       function::u_register - Return the unsigned value of the named CPU register

tapset::registers(3stap)

SystemTap Tapset Reference                         April 2024                        FUNCTION::U_REGISTER(3stap)

           u_register:long(name:string)