Advanced Vector Extensions (AVX) is an extension to the x86 instruction set architecture for microprocessors from Intel and AMD.
I've been trying to figure out a performance problem in an application and have finally narrowed it down to a …
performance x86 intel sse avxAccording to Intel's Software Developer Manual (sec. 14.9), AVX relaxed the alignment requirements of memory accesses. If data is loaded directly …
gcc avx avx2I am porting SSE SIMD code to use the 256 bit AVX extensions and cannot seem to find any instruction that …
x86 simd avxI would like to horizontally sum the components of a __m256 vector using AVX instructions. In SSE I could use _…
sse vectorization intrinsics avxHow do I use the Intel AVX vector instruction set from Java? It's a simple question but the answer seems …
java simd avxI have a __m256d vector packed with four 64-bit floating-point values. I need to find the horizontal maximum of …
x86 simd avx vector-processing avx2Transposing a 8x8 matrix can be achieved by making four 4x4 matrices, and transposing each of them. This is not …
simd avx avx2Using MSVC 2013 and AVX 1, I've got 8 floats in a register: __m256 foo = mm256_fmadd_ps(a,b,c); Now I …
c++ visual-c++ avx fmaI'm trying to write some computationally intensive code for Windows x64 target, with SSE or the new AVX instructions, compiling …
gcc 64-bit sse register-allocation avx