Refactor avx512bw: reduction operations

Author: TDecking

crates/core_arch/missing-x86.md

@@ -50,74 +50,6 @@
   * [ ] [`_tile_zero`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_tile_zero)
 </p></details>
 
-<details><summary>["AVX512BW", "AVX512VL"]</summary><p>
-
-  * [ ] [`_mm256_mask_reduce_add_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_add_epi16)
-  * [ ] [`_mm256_mask_reduce_add_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_add_epi8)
-  * [ ] [`_mm256_mask_reduce_and_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_and_epi16)
-  * [ ] [`_mm256_mask_reduce_and_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_and_epi8)
-  * [ ] [`_mm256_mask_reduce_max_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_max_epi16)
-  * [ ] [`_mm256_mask_reduce_max_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_max_epi8)
-  * [ ] [`_mm256_mask_reduce_max_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_max_epu16)
-  * [ ] [`_mm256_mask_reduce_max_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_max_epu8)
-  * [ ] [`_mm256_mask_reduce_min_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_min_epi16)
-  * [ ] [`_mm256_mask_reduce_min_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_min_epi8)
-  * [ ] [`_mm256_mask_reduce_min_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_min_epu16)
-  * [ ] [`_mm256_mask_reduce_min_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_min_epu8)
-  * [ ] [`_mm256_mask_reduce_mul_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_mul_epi16)
-  * [ ] [`_mm256_mask_reduce_mul_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_mul_epi8)
-  * [ ] [`_mm256_mask_reduce_or_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_or_epi16)
-  * [ ] [`_mm256_mask_reduce_or_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_reduce_or_epi8)
-  * [ ] [`_mm256_reduce_add_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_add_epi16)
-  * [ ] [`_mm256_reduce_add_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_add_epi8)
-  * [ ] [`_mm256_reduce_and_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_and_epi16)
-  * [ ] [`_mm256_reduce_and_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_and_epi8)
-  * [ ] [`_mm256_reduce_max_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_max_epi16)
-  * [ ] [`_mm256_reduce_max_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_max_epi8)
-  * [ ] [`_mm256_reduce_max_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_max_epu16)
-  * [ ] [`_mm256_reduce_max_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_max_epu8)
-  * [ ] [`_mm256_reduce_min_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_min_epi16)
-  * [ ] [`_mm256_reduce_min_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_min_epi8)
-  * [ ] [`_mm256_reduce_min_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_min_epu16)
-  * [ ] [`_mm256_reduce_min_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_min_epu8)
-  * [ ] [`_mm256_reduce_mul_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_mul_epi16)
-  * [ ] [`_mm256_reduce_mul_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_mul_epi8)
-  * [ ] [`_mm256_reduce_or_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_or_epi16)
-  * [ ] [`_mm256_reduce_or_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_reduce_or_epi8)
-  * [ ] [`_mm_mask_reduce_add_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_add_epi16)
-  * [ ] [`_mm_mask_reduce_add_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_add_epi8)
-  * [ ] [`_mm_mask_reduce_and_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_and_epi16)
-  * [ ] [`_mm_mask_reduce_and_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_and_epi8)
-  * [ ] [`_mm_mask_reduce_max_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_max_epi16)
-  * [ ] [`_mm_mask_reduce_max_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_max_epi8)
-  * [ ] [`_mm_mask_reduce_max_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_max_epu16)
-  * [ ] [`_mm_mask_reduce_max_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_max_epu8)
-  * [ ] [`_mm_mask_reduce_min_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_min_epi16)
-  * [ ] [`_mm_mask_reduce_min_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_min_epi8)
-  * [ ] [`_mm_mask_reduce_min_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_min_epu16)
-  * [ ] [`_mm_mask_reduce_min_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_min_epu8)
-  * [ ] [`_mm_mask_reduce_mul_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_mul_epi16)
-  * [ ] [`_mm_mask_reduce_mul_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_mul_epi8)
-  * [ ] [`_mm_mask_reduce_or_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_or_epi16)
-  * [ ] [`_mm_mask_reduce_or_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_reduce_or_epi8)
-  * [ ] [`_mm_reduce_add_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_add_epi16)
-  * [ ] [`_mm_reduce_add_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_add_epi8)
-  * [ ] [`_mm_reduce_and_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_and_epi16)
-  * [ ] [`_mm_reduce_and_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_and_epi8)
-  * [ ] [`_mm_reduce_max_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_max_epi16)
-  * [ ] [`_mm_reduce_max_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_max_epi8)
-  * [ ] [`_mm_reduce_max_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_max_epu16)
-  * [ ] [`_mm_reduce_max_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_max_epu8)
-  * [ ] [`_mm_reduce_min_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_min_epi16)
-  * [ ] [`_mm_reduce_min_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_min_epi8)
-  * [ ] [`_mm_reduce_min_epu16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_min_epu16)
-  * [ ] [`_mm_reduce_min_epu8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_min_epu8)
-  * [ ] [`_mm_reduce_mul_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_mul_epi16)
-  * [ ] [`_mm_reduce_mul_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_mul_epi8)
-  * [ ] [`_mm_reduce_or_epi16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_or_epi16)
-  * [ ] [`_mm_reduce_or_epi8`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_reduce_or_epi8)
-</p></details>
-
 
 <details><summary>["AVX512_FP16"]</summary><p>