WebFeb 14, 2024 · In this mode the data is 8 bits or 16 bits long and data is the part of instruction.Zero address instruction are designed with implied addressing mode. Example: CLC (used to reset Carry flag to 0) Immediate addressing mode (symbol #): In this mode data is present in address field of instruction .Designed like one address instruction format. Webmov ax, bx 3. How many bits are moved in the instruction as shown below? mov eax, ebx 4. How many bits are moved in the instruction as shown below? mov r8, r9 5. How do you reference r9 as 8 bits? Expert Answer 1) mov al, bl 8-bits are moved because al, bl are referencing lower 8-bits of eax, ebx. … View the full answer
How many registers does an x86-64 CPU have? - ENOSUCHBLOG
WebNov 30, 2024 · Some of the 16-bit subregisters are also special: the original 8086 allowed the high byte of AX, BX, CX, and DX to be accessed indepenently, so x86-64 preserves this for some encodings: So that’s 16 full-width GPRs, fanning out to another 52 subregisters. Registers in this group: 68. Running total: 68. Special registers WebA computer has 17GB of memory. How many bits are needed to address any single byte in the memory? What is the size in bits for AL, AX, EAX, RCX, and FLAGS registers? What is the name of the first USA computer built on 1945? NO EXPLANATION NEEDED JUST THE ANSWER IS FINE Expert Answer 1. Which BUS defines the size of the processor? system … greatorex street e1 5nf
x64 Architecture - Windows drivers Microsoft Learn
WebJan 27, 2024 · It doesn't matter if your processor supports 64-bit computing; if the operating system supports 32-bits only, you cannot run a 64-bit program. For example, Microsoft … WebMAR IR IP MDR O AX Question 6 (10 points) Suppose a Memory Address Register (MAR) in a certain computer contains 14 bits. There is no Segment Register and thus the ONLY register used for addressing memory is this 14 bit MAR. What is the maximum number of BYTES you can have on this computer? WebDec 19, 2024 · Generally 4 bytes on a typical x86 32-bit system From x86 assembly tutorial, The pop instruction removes the 4-byte data element from the top of the hardware-supported stack into the specified operand (i.e. register or memory location). flooring stores in naperville il