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micro-optimization
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During thread contention how can I speed up this ConcurrentQueue implementation which uses ReaderWriterLockSlim over a regular Queue<T>
user_6702746
0
•
asked May 3, 2022
3
2
325
micro-optimization
queue
multithreading
performance
c#
Fastest way to set highest order bit of rax register to lowest order bit in rdx register
user_18201731
0
•
asked Apr 29, 2022
4
3
164
x86-64
micro-optimization
bit-manipulation
assembly
optimization
Modifying low byte of 64-bit variable like rax/al registers without compiler overhead
user_3083471
0
•
asked Apr 7, 2022
3
1
140
compiler-optimization
x86-64
micro-optimization
visual-c++
c++
Is it still worth using the Quake fast inverse square root algorithm nowadays on x86-64?
user_18517076
0
•
asked Mar 24, 2022
6
1
871
sqrt
x86-64
micro-optimization
optimization
algorithm
Copy bit of one register to another register (x86-64 asm)
user_1243842
0
•
asked Mar 1, 2022
4
2
278
micro-optimization
bit-manipulation
x86
assembly
Optimize network range function
user_11744979
0
•
asked Feb 8, 2022
2
1
102
igraph
social-networking
sparse-matrix
micro-optimization
r
Why does the short (16-bit) variable mov a value to a register and store that, unlike other widths?
user_13819373
0
•
asked Jan 15, 2022
5
1
122
micro-optimization
x86
assembly
cpu-architecture
c
Converting nucleobase representation from ASCII to UCSC .2bit
user_780717
0
•
asked Jan 9, 2022
4
3
149
bioinformatics
micro-optimization
bit-manipulation
c
algorithm
GEMM kernel implemented using AVX2 is faster than AVX2/FMA on a Zen 2 CPU
user_13981672
0
•
asked Dec 13, 2021
6
1
266
avx
matrix-multiplication
micro-optimization
simd
assembly
Intel JCC Erratum - what is the effect of prefixes used for mitigation?
user_2945027
0
•
asked Dec 3, 2021
5
1
208
micro-optimization
intel
x86
assembly
cpu-architecture
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