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New posts in x86
Is it possible to atomically load and store on X86 processors?
Oct 31, 2025
c++
concurrency
x86
atomic
processor
Difference between "mov eax, [num]" and "mov eax, num"
Nov 01, 2025
assembly
x86
nasm
32-bit
Handling x86 IRQs from secondary PIC: EOI order important?
Oct 31, 2025
assembly
x86
port
irq
Dot product performance with SSE instructions: is DPPS worth using?
Oct 30, 2025
assembly
x86
simd
sse
dot-product
FSTENV? Can barely find any info about this instruction
Oct 30, 2025
assembly
x86
x87
Redundant DS segment override prefix inserted by nasm?
Oct 30, 2025
assembly
x86
nasm
disassembly
Why the number of x86 int registers is 8?
Oct 31, 2025
assembly
x86
x86-64
cpu-architecture
cpu-registers
Why is my loop much faster when it is contained in one cache line?
Oct 30, 2025
performance
caching
x86
cpu-architecture
amd-processor
How do I know if my program is CET Shadow Stack(/CETCOMPAT) compatible?
Oct 29, 2025
visual-studio
security
x86
intel
Best way to mask a single bit in AVX2?
Oct 29, 2025
c
x86
simd
avx
avx2
Can I use SIMD intrinsics for software that runs on cloud?
Oct 30, 2025
x86
cloud
sse
simd
What are ways to detect race conditions on Linux?
Oct 30, 2025
c
linux
gcc
x86
valgrind
What is the advantage of using segment registers (today)?
Oct 30, 2025
assembly
x86
cpu-registers
memory-segmentation
X86: How to set lower half of xmm0 to 0, without affecting the upper half?
Oct 30, 2025
assembly
x86
sse
simd
micro-optimization
How to initialize a local struct in MASM assembly
Oct 29, 2025
assembly
struct
x86
masm
Is there a typo/bug in the documentation of the loop instruction?
Oct 29, 2025
assembly
x86
intel
manual
In JWASM/MASM - pshufw produces Error A2030: Instruction or register not accepted in current CPU mode
Oct 29, 2025
assembly
x86
masm
sse
mmx
How can I write raw machine code for x86 without using assembly?
Oct 29, 2025
x86
low-level
machine-code
avx three operands for sqrt?
Oct 28, 2025
assembly
x86
simd
instructions
avx
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