fearless_simd v0.7: 64-bit integers, improved generics, SSE2, and upcoming v1.0
Summary
fearless_simd v0.7 adds 64-bit integer vector support (u64/i64), explicit SSE2 level, and broader generic programming improvements. It introduces new operations (swizzle_dyn across widths, widening/narrowing, shift/rotate helpers), performance-focused build-time optimizations, and API cleanups ahead of v1.0. The post emphasizes safety, no dependencies, and invites community feedback ahead of the September v1.0 release.