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New posts in x86
What happens when a computer program runs?
Aug 14, 2022
c++
memory
operating-system
x86
computer-architecture
Why does GCC generate such radically different assembly for nearly the same C code?
Aug 14, 2022
c
gcc
assembly
x86
compiler-optimization
What is the difference between Trap and Interrupt?
Aug 14, 2022
x86
operating-system
kernel
interrupt
cpu-architecture
What Every Programmer Should Know About Memory?
Aug 14, 2022
optimization
memory
x86
cpu-architecture
cpu-cache
intel
How does the ARM architecture differ from x86? [closed]
Aug 14, 2022
x86
arm
What is exactly the base pointer and stack pointer? To what do they point?
Aug 14, 2022
c
assembly
x86
stack-frame
stack-pointer
What is a retpoline and how does it work?
Aug 14, 2022
security
assembly
x86
cpu-architecture
spectre
What does multicore assembly language look like?
Dec 14, 2021
assembly
x86
cpu
multicore
smp
How to run a program without an operating system?
Oct 17, 2022
assembly
x86
operating-system
bootloader
osdev
How to compile Tensorflow with SSE4.2 and AVX instructions?
Feb 01, 2022
tensorflow
x86
compiler-optimization
simd
compiler-options
Deoptimizing a program for the pipeline in Intel Sandybridge-family CPUs
Mar 11, 2021
c++
optimization
x86
intel
cpu-architecture
How can I determine if a .NET assembly was built for x86 or x64?
Aug 13, 2022
.net
assemblies
x86
64-bit
x86-64
What's the purpose of the LEA instruction?
Aug 13, 2022
assembly
x86
x86-64
x86-16
Why does C++ code for testing the Collatz conjecture run faster than hand-written assembly?
Mar 05, 2022
c++
performance
assembly
optimization
x86
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_u64 on Intel CPUs
Apr 08, 2022
c++
performance
assembly
x86
compiler-optimization
Why are elementwise additions much faster in separate loops than in a combined loop?
Feb 17, 2022
c++
performance
x86
vectorization
compiler-optimization
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