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New posts in x86
Are EDX and DX the same register?
Aug 02, 2018
assembly
x86
How much speed-up from converting 3D maths to SSE or other SIMD?
Aug 12, 2022
optimization
x86
native
sse
simd
intel
Return stack buffer?
Feb 20, 2020
x86
cpu
cpu-architecture
branch-prediction
micro-architecture
Writing to adjacent array elements from different threads?
Jun 30, 2016
multithreading
asynchronous
thread-safety
x86
Combining LinkedList with String Reversal as Goal is to understand LinkedList
Mar 23, 2019
arrays
assembly
struct
linked-list
x86
odd compiled code
Feb 02, 2022
c++
qt
assembly
x86
google-nativeclient
How to set bits of a bit vector efficiently in parallel?
Sep 01, 2019
c++
algorithm
parallel-processing
x86
bit-manipulation
mwait x86 instruction doesn't wait for DMA
Mar 15, 2018
linux-kernel
x86
dma
Reliability of Xcode Instrument's disassembly time profiling
Oct 22, 2022
xcode
x86
profiling
instruments
intel-pmu
Performance of "conditional call" on amd64
Oct 16, 2022
assembly
x86
x86-64
branch-prediction
Why would a .NET EXE, compiled as x86, run as x64?
Feb 20, 2022
.net
visual-studio-2010
windows-7
x86
64-bit
Is the PADDD instruction actually supported by MMX, even though it's missing from Intel's manual?
Dec 05, 2021
assembly
x86
mmx
Does Skylake need vzeroupper for turbo clocks to recover after a 512-bit instruction that only reads a ZMM register, writing a k mask?
Oct 25, 2020
assembly
x86
intel
micro-optimization
avx512
Win32 EXCEPTION_INT_OVERFLOW vs EXCEPTION_INT_DIVIDE_BY_ZERO
Dec 09, 2019
windows
exception
assembly
x86
intel
Free IDE + assembler + software emulator for x86 (MASM) assembly? [closed]
Mar 21, 2017
x86
emulation
assembly
Hardware performance counter APIs for Windows
Oct 29, 2022
c
performance
profiling
x86
x86-64
Stack alignment on x86
Sep 25, 2022
linux
gcc
x86
sse
LOCK prefix vs MESI protocol?
Oct 24, 2022
multithreading
x86
locking
cpu
mesi
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