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x86-64: Add vector log2/log2f implementation to libmvec

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Implement vectorized log2/log2f containing SSE, AVX, AVX2 and
AVX512 versions for libmvec as per vector ABI.  It also contains
accuracy and ABI tests for vector log2/log2f with regenerated ulps.

Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
This commit is contained in:
Sunil K Pandey
2021-12-29 09:29:44 -08:00
parent 8f8566026d
commit 7e1722fec8
50 changed files with 4208 additions and 1 deletions
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11
bits/libm-simd-decl-stubs.h
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@@ -230,4 +230,15 @@
#define __DECL_SIMD_log10f32x
#define __DECL_SIMD_log10f64x
#define __DECL_SIMD_log10f128x
#define __DECL_SIMD_log2
#define __DECL_SIMD_log2f
#define __DECL_SIMD_log2l
#define __DECL_SIMD_log2f16
#define __DECL_SIMD_log2f32
#define __DECL_SIMD_log2f64
#define __DECL_SIMD_log2f128
#define __DECL_SIMD_log2f32x
#define __DECL_SIMD_log2f64x
#define __DECL_SIMD_log2f128x
#endif