Logo Questions Linux Laravel Mysql Ubuntu Git Menu
 

New posts in instruction-encoding

Why is default operand size 32 bits in 64 mode?

How to get NASM to encode `push` with a sign-extended 16-bit immediate?

ARM64 add instruction preferred opcode?

x86 assembly 16 bit vs 8 bit immediate operand encoding

Why are 'opcode' field and 'funct' field apart in MIPS?

How to read Assembly Opcode Reference?

ASM space optimization: EAX vs EBX

What are 8086 ESC instruction opcodes

How does an instruction decoder tell the difference between a prefix and a primary opcode?

x86 XOR opcode differences

Why does JALR encode the LSB of the offset?

x86 find out operand size of instruction given only the hex machine code?

Why does jmpq of x86-64 only need 32-bit length address?