ggml : add SSE 4.2 and x64 base variant for CPUs without AVX (#12871) * ggml : add SSE 4.2 variant for CPUs without AVX * ggml : add x64 base ABI variant
ggml : add SSE 4.2 and x64 base variant for CPUs without AVX (#12871) * ggml : add SSE 4.2 variant for CPUs without AVX * ggml : add x64 base ABI variant