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New posts in x86
Why can't one instruction include two memory references in assembly?
Oct 19, 2022
assembly
x86
Where data goes after Eviction from cache set in case of Intel Core i3/i7
May 22, 2022
x86
intel
cpu-architecture
processor
cpu-cache
Compiling SSE intrinsics in GCC gives an error
Oct 31, 2018
gcc
x86
intel
sse
simd
LEA in x86 assembly [duplicate]
Nov 18, 2022
assembly
x86
Setting up interrupts in protected mode (x86)
Nov 01, 2022
c
assembly
x86
operating-system
interrupt
Inlining of virtual functions (Clang vs GCC)
Oct 27, 2022
optimization
x86
g++
clang
AVX2, How to Efficiently Load Four Integers to Even Indices of a 256 Bit Register and Copy to Odd Indices?
Oct 07, 2018
x86
sse
simd
avx
avx2
Opposite of cache prefetch hint
Apr 08, 2022
performance
caching
assembly
x86
x86-64
How can I determine what architectures gcc supports?
Apr 12, 2022
performance
gcc
x86
How to convert 32-bit float to 8-bit signed char? (4:1 packing of int32 to int8 __m256i)
Jan 24, 2022
c
x86
simd
intrinsics
avx2
Does aligning memory on particular address boundaries in C/C++ still improve x86 performance?
Nov 07, 2022
c++
c
performance
x86
latency
Why is POP slow when using register R12?
Apr 03, 2022
performance
x86
intel
cpu-architecture
micro-optimization
Do x86/x64 chips still use microprogramming?
Nov 04, 2022
x86
64-bit
intel
cpu-architecture
microcoding
How many byes is each instruction compiled to in x86 assembly?
May 30, 2022
assembly
x86
gnu-assembler
instruction-set
Using AVX instructions disables exp() optimization?
May 02, 2018
visual-c++
x86
exp
avx
Why makecontext does not work with pthreads
Jan 28, 2020
c
linux
x86
pthreads
coroutine
How to calculate MIPS of my processor?
Nov 16, 2022
performance
architecture
x86
preprocessor
performance-testing
x86 Can push/pop be less than 4 bytes? [duplicate]
Jul 21, 2019
memory
assembly
x86
stack
How to compile this program with inline asm?
Mar 19, 2022
c
gcc
assembly
x86
inline-assembly
What is the difference between MOVDQA and MOVNTDQA, and VMOVDQA and VMOVNTDQ for WB/WC marked region?
Jun 09, 2020
assembly
x86
sse
simd
avx
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