zam questions

zam answers

• How to optimize a simple loop?
• Intel's pragma simd vs OpenMP's pragma omp simd
• SIMD vs OMP in vector multiplication
• Which AVX and march should be specified on a cluster with different architectures?
• Is there a simulator/emulator of Xeon Phi?
• Are there SIMD(SSE / AVX) instructions in the x86-compatible accelerators Intel Xeon Phi?
• The easiest way to test ARM specific codes on windows
• How to speed up sparse array addition
• Inefficient memory access pattern and irregular stride accesses
• Vectorize 2d-array access (GCC)