For the best experience on desktop, install the Chrome extension to track your reading on news.ycombinator.com
Hacker Newsnew | past | comments | ask | show | jobs | submit | history | fromregister
Exposing More Parallelism Is the Reason Why Some Vectorized Loops Are Faster (johnnysswlab.com)
3 points by ingve 53 days ago | past
Floating-Point Error Handling in C++: What Works (johnnysswlab.com)
3 points by ingve 62 days ago | past
Things Every Fresh Graduate Should Know About Software Performance (johnnysswlab.com)
1 point by kiriberty 3 months ago | past | 1 comment
Memory Subsystem Optimizations (johnnysswlab.com)
48 points by mfiguiere 3 months ago | past | 13 comments
Deep Dive in Java vs. C++ Performance (johnnysswlab.com)
2 points by ibobev 4 months ago | past
Deep Dive in Java vs. C++ Performance (johnnysswlab.com)
1 point by ibobev 4 months ago | past
Deep Dive in Java vs. C++ Performance (johnnysswlab.com)
4 points by ingve 4 months ago | past
The price of dynamic memory: Memory Access (2020) (johnnysswlab.com)
3 points by signa11 5 months ago | past
Branches influence the performance of your code and what can you do about it (johnnysswlab.com)
2 points by vinhnx 5 months ago | past
Memory consumption, dataset size and performance: how does it all relate? (johnnysswlab.com)
1 point by sebg 5 months ago | past
Memory Subsystem Optimizations (Article Series) (johnnysswlab.com)
2 points by signa11 6 months ago | past
9 Things Every Fresh Graduate Should Know About Software Performance (johnnysswlab.com)
2 points by signa11 6 months ago | past
9 Things Every Fresh Graduate Should Know About Software Performance (johnnysswlab.com)
1 point by signa11 7 months ago | past
Things Every Fresh Graduate Should Know About Software Performance (johnnysswlab.com)
3 points by Bogdanp 7 months ago | past
Things Every Fresh Graduate Should Know About Software Performance (johnnysswlab.com)
3 points by ibobev 7 months ago | past
Excessive copying in C++ and your program's speed (johnnysswlab.com)
3 points by ryandotsmith 9 months ago | past
The messy reality of SIMD (vector) functions (johnnysswlab.com)
120 points by mfiguiere 9 months ago | past | 81 comments
The messy reality of SIMD (vector) functions (johnnysswlab.com)
30 points by ingve 9 months ago | past | 1 comment
Performance Debugging with LLVM-mca: Simulating the CPU (johnnysswlab.com)
33 points by signa11 9 months ago | past | 14 comments
An optimizing compiler doesn't help much with long instruction dependencies (johnnysswlab.com)
35 points by ingve 10 months ago | past | 6 comments
Link Time Optimizations: New Way to Do Compiler Optimizations (johnnysswlab.com)
39 points by signa11 11 months ago | past | 33 comments
Growing Buffers to Avoid Copying Data (johnnysswlab.com)
42 points by ingve on March 31, 2025 | past | 29 comments
Performance Debugging with LLVM-mca: Simulating the CPU (johnnysswlab.com)
2 points by todsacerdoti on March 4, 2025 | past
Memory Subsystem Optimizations – The Remaining Topics – Johnny's Software Lab (johnnysswlab.com)
2 points by signa11 on Nov 21, 2024 | past
Optimizations for the Memory Subsystem (johnnysswlab.com)
1 point by ibogi on Nov 13, 2024 | past
AVX/Neon Vectorization Workshop (johnnysswlab.com)
1 point by ibogi on Nov 12, 2024 | past | 1 comment
CPU Dispatching: Make your code both portable and fast (2020) (johnnysswlab.com)
11 points by lalaland1125 on Aug 11, 2024 | past | 1 comment
Keeping the Data in the Cache (johnnysswlab.com)
1 point by davikr on May 1, 2024 | past
A story of a large loop with a long instruction dependency chain (johnnysswlab.com)
39 points by signa11 on March 1, 2024 | past | 4 comments
A story of a large loop with a long instruction dependency chain (johnnysswlab.com)
1 point by signa11 on Feb 29, 2024 | past

Consider applying for YC's Summer 2026 batch! Applications are open till May 4

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search:

HN For You