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New posts in x86
How safe is this swap w/o pushing registers?
Nov 21, 2022
c
visual-studio
assembly
x86
masm
What does "interrupt hooking" mean?
Sep 27, 2021
x86
operating-system
interrupt
terminology
_mm_pause usage in gcc on Intel
Apr 14, 2022
linux
x86
intel
sleep
pause
CPU Registers and Multitasking
Sep 13, 2019
assembly
x86
operating-system
cpu-registers
multitasking
GCC generates useless instructions?
Sep 01, 2020
gcc
assembly
x86
reverse-engineering
How to increment a vector in AVX/AVX2
Oct 31, 2022
assembly
x86
simd
intrinsics
avx2
What is the best way to clear the screen in 32-bit x86 assembly language (Video mode 13h)
Nov 10, 2022
assembly
x86
masm
real-mode
vga
Referencing registers in machine code
Nov 05, 2022
assembly
x86
machine-code
avx2 register bits reverse
Apr 19, 2022
c++
x86
simd
avx2
Is it allowed to access memory that spans the zero boundary in x86?
May 23, 2020
assembly
x86
x86-64
intel
cpu-architecture
How to move a floating-point constant value into an xmm register?
Jul 04, 2022
assembly
x86
sse
Is it considered bad practice to use the flags register as a boolean return value?
Sep 16, 2022
assembly
x86
coding-style
Are there advantages of using `setp` instead of `setb`?
May 30, 2022
c
gcc
x86
clang
compiler-optimization
Can different CPUs on an x86 machine can have different local APIC register MMIO base addresses?
Sep 22, 2022
x86
intel
interrupt
pci
Why does CX work in '[ ]' in 16 Bit Assembly when it is not a base or index register?
Sep 03, 2022
assembly
x86
dos
masm
x86-16
ASM: too many memory references for `mov'
Nov 01, 2020
gcc
assembly
x86
osdev
intel-syntax
How does the CPU know how many bytes it should read for the next instruction, considering instructions have different lenghts?
Sep 30, 2022
assembly
x86
cpu-architecture
disassembly
machine-code
What is the difference between shuffle and permute
Nov 07, 2022
x86
intel
simd
naming
avx
System call hooking example arguments are incorrect
Mar 20, 2022
c
linux-kernel
x86
linux-device-driver
system-calls
Why does x86 paging have no concept of privilege rings?
Sep 05, 2022
x86
operating-system
cpu-architecture
paging
privileges
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