Implemented missing gather-scatters

Author: sayantn

crates/core_arch/missing-x86.md

@@ -159,83 +159,21 @@
   * [ ] [`_load_mask16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_load_mask16)
   * [ ] [`_mm512_cvtsd_f64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_cvtsd_f64)
   * [ ] [`_mm512_cvtss_f32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_cvtss_f32)
-  * [ ] [`_mm512_i32logather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_i32logather_epi64)
-  * [ ] [`_mm512_i32logather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_i32logather_pd)
-  * [ ] [`_mm512_i32loscatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_i32loscatter_epi64)
-  * [ ] [`_mm512_i32loscatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_i32loscatter_pd)
   * [ ] [`_mm512_kortestz`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_kortestz)
-  * [ ] [`_mm512_mask_i32logather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_mask_i32logather_epi64)
-  * [ ] [`_mm512_mask_i32logather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_mask_i32logather_pd)
-  * [ ] [`_mm512_mask_i32loscatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_mask_i32loscatter_epi64)
-  * [ ] [`_mm512_mask_i32loscatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_mask_i32loscatter_pd)
-  * [ ] [`_mm512_stream_load_si512`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm512_stream_load_si512)
-  * [ ] [`_mm_mask_load_sd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_load_sd)
-  * [ ] [`_mm_mask_load_ss`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_load_ss)
-  * [ ] [`_mm_mask_store_sd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_store_sd)
-  * [ ] [`_mm_mask_store_ss`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_store_ss)
-  * [ ] [`_mm_maskz_load_sd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_maskz_load_sd)
-  * [ ] [`_mm_maskz_load_ss`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_maskz_load_ss)
   * [ ] [`_store_mask16`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_store_mask16)
 </p></details>
 
 
 <details><summary>["AVX512F", "AVX512VL"]</summary><p>
 
-  * [ ] [`_mm256_i32scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i32scatter_epi32)
-  * [ ] [`_mm256_i32scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i32scatter_pd)
-  * [ ] [`_mm256_i32scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i32scatter_ps)
-  * [ ] [`_mm256_i64scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i64scatter_epi32)
-  * [ ] [`_mm256_i64scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i64scatter_epi64)
-  * [ ] [`_mm256_i64scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i64scatter_pd)
-  * [ ] [`_mm256_i64scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_i64scatter_ps)
-  * [ ] [`_mm256_mask_i32scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i32scatter_epi32)
-  * [ ] [`_mm256_mask_i32scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i32scatter_epi64)
-  * [ ] [`_mm256_mask_i32scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i32scatter_pd)
-  * [ ] [`_mm256_mask_i32scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i32scatter_ps)
-  * [ ] [`_mm256_mask_i64scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i64scatter_epi32)
-  * [ ] [`_mm256_mask_i64scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i64scatter_epi64)
-  * [ ] [`_mm256_mask_i64scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i64scatter_pd)
-  * [ ] [`_mm256_mask_i64scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mask_i64scatter_ps)
-  * [ ] [`_mm256_mmask_i32gather_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i32gather_epi32)
-  * [ ] [`_mm256_mmask_i32gather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i32gather_epi64)
-  * [ ] [`_mm256_mmask_i32gather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i32gather_pd)
-  * [ ] [`_mm256_mmask_i32gather_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i32gather_ps)
-  * [ ] [`_mm256_mmask_i64gather_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i64gather_epi32)
-  * [ ] [`_mm256_mmask_i64gather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i64gather_epi64)
-  * [ ] [`_mm256_mmask_i64gather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i64gather_pd)
-  * [ ] [`_mm256_mmask_i64gather_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_mmask_i64gather_ps)
   * [ ] [`_mm256_rsqrt14_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_rsqrt14_pd)
   * [ ] [`_mm256_rsqrt14_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm256_rsqrt14_ps)
   * [ ] [`_mm_abs_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_abs_epi64)
-  * [ ] [`_mm_i32scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i32scatter_epi32)
-  * [ ] [`_mm_i32scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i32scatter_epi64)
-  * [ ] [`_mm_i32scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i32scatter_pd)
-  * [ ] [`_mm_i32scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i32scatter_ps)
-  * [ ] [`_mm_i64scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i64scatter_epi32)
-  * [ ] [`_mm_i64scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i64scatter_epi64)
-  * [ ] [`_mm_i64scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i64scatter_pd)
-  * [ ] [`_mm_i64scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_i64scatter_ps)
   * [ ] [`_mm_mask_abs_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_abs_epi64)
-  * [ ] [`_mm_mask_i32scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i32scatter_epi32)
-  * [ ] [`_mm_mask_i32scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i32scatter_epi64)
-  * [ ] [`_mm_mask_i32scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i32scatter_pd)
-  * [ ] [`_mm_mask_i32scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i32scatter_ps)
-  * [ ] [`_mm_mask_i64scatter_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i64scatter_epi32)
-  * [ ] [`_mm_mask_i64scatter_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i64scatter_epi64)
-  * [ ] [`_mm_mask_i64scatter_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i64scatter_pd)
-  * [ ] [`_mm_mask_i64scatter_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_i64scatter_ps)
   * [ ] [`_mm_mask_min_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mask_min_epi64)
   * [ ] [`_mm_maskz_abs_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_maskz_abs_epi64)
   * [ ] [`_mm_maskz_min_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_maskz_min_epi64)
   * [ ] [`_mm_min_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_min_epi64)
-  * [ ] [`_mm_mmask_i32gather_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i32gather_epi32)
-  * [ ] [`_mm_mmask_i32gather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i32gather_epi64)
-  * [ ] [`_mm_mmask_i32gather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i32gather_pd)
-  * [ ] [`_mm_mmask_i32gather_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i32gather_ps)
-  * [ ] [`_mm_mmask_i64gather_epi32`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i64gather_epi32)
-  * [ ] [`_mm_mmask_i64gather_epi64`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i64gather_epi64)
-  * [ ] [`_mm_mmask_i64gather_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i64gather_pd)
-  * [ ] [`_mm_mmask_i64gather_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_mmask_i64gather_ps)
   * [ ] [`_mm_rsqrt14_pd`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_rsqrt14_pd)
   * [ ] [`_mm_rsqrt14_ps`](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_rsqrt14_ps)
 </p></details>