More Related Contents:
- Micro fusion and addressing modes
- Why doesn’t GCC use partial registers?
- Custom bootloader booted via USB drive produces incorrect output on some computers
- A couple of questions about [base + index*scale + disp] and AT&T disp(base, index, scale)
- rbp not allowed as SIB base?
- What does cltq do in assembly?
- Bomb lab phase 5 – 6 char string, movzbl load, and $0xf, %ecx, and index an array with that?
- execve shellcode writing segmentation fault
- x86-32 / x86-64 polyglot machine-code fragment that detects 64bit mode at run-time?
- Do terms like direct/indirect addressing mode actual exists in the Intel x86 manuals
- Does it make any sense to use the LFENCE instruction on x86/x86_64 processors?
- What is the x86 “ret” instruction equivalent to?
- Assembly difference between [var], and var
- What does `dword ptr` mean?
- 8086 random number generator (not just using the system time)?
- Why are x86 registers named the way they are?
- Carry Flag, Auxiliary Flag and Overflow Flag in Assembly
- What is instruction fusion in contemporary x86 processors?
- call subroutines conditionally in assembly
- Using 8-bit registers in x86-64 indexed addressing modes
- Is there a specification of x86 I/O port assignment?
- Can PTEST be used to test if two registers are both zero or some other condition?
- Cannot move 8 bit address to 16 bit register
- Is a mov to a segmentation register slower than a mov to a general purpose register?
- error A2070: invalid instruction operands
- Does Skylake need vzeroupper for turbo clocks to recover after a 512-bit instruction that only reads a ZMM register, writing a k mask?
- How to know if an assembly code has particular syntax (emu8086, NASM, TASM, …)?
- Assembly bubble sort swap
- Why is the Carry Flag set during a subtraction when zero is the minuend?
- how does push and pop work in assembly