Nov 15, 2016 · How to write the equal condition (in the question) in assembly? Your example has an else statement while mine uses an else if.

Dec 4, 2018 · What does the 'and' instruction do in assembly language? I was told that it checks the bit order of the operands and sets the 1s to true and anything else to false, but I don't know what it …

Nov 2, 2009 · From the "Zen of Assembly" by Abrash: LEA, the only instruction that performs memory addressing calculations but doesn't actually address memory. LEA accepts a standard memory …

When I was in school (in Russia), we were primarily studying the 16-bit assembly language in DOS. I do remember that general purpose registers adhered to the little endian system, e.g. AX was |AL|AH|. …

Feb 12, 2014 · Understanding the stack is very crucial in programming in assembly language as this can affect the calling conventions you will be using regardless of the type. For example, even the cdecl or …

Jun 11, 2020 · can anyone give me a comprehensive description about ORG directive? When and why is it used in assembly written applications? Using Nasm on x86 or AMD64.

I wanted to write something basic in assembly under Windows. I'm using NASM, but I can't get anything working. How do I write and compile a hello world program without the help of C functions on Wi...

Nov 18, 2009 · The new registers are named r8 through r15. The lower 32 bits, 16 bits, and 8 bits of each register are directly addressable in operands. This includes registers, like esi, whose lower 8 …

Jul 14, 2009 · What is the assembler syntax to determine which of two numbers is greater? What is the lower level (machine code) for it? Can we go even lower? Once we get to the bit level, what …

The importance of CMP applies mostly in conditional code execution (Jump - See : assembly_conditions). When the processor executes a conditional-jump jcc instruction, it checks the …