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wasm: use relaxed-simd madd for v_muladd when available #6001

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wasm: use relaxed-simd madd for v_muladd when available #6001

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8 changes: 8 additions & 0 deletions kernel/simd/intrin_wasm.h
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Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,19 @@ typedef v128_t v_f64;
#define v_mul_f32 wasm_f32x4_mul
#define v_mul_f64 wasm_f64x2_mul

#ifdef __wasm_relaxed_simd__
BLAS_FINLINE v_f32 v_muladd_f32(v_f32 a, v_f32 b, v_f32 c)
{ return wasm_f32x4_relaxed_madd(a, b, c); }

BLAS_FINLINE v_f64 v_muladd_f64(v_f64 a, v_f64 b, v_f64 c)
{ return wasm_f64x2_relaxed_madd(a, b, c); }
#else
BLAS_FINLINE v_f32 v_muladd_f32(v_f32 a, v_f32 b, v_f32 c)
{ return v_add_f32(v_mul_f32(a, b), c); }

BLAS_FINLINE v_f64 v_muladd_f64(v_f64 a, v_f64 b, v_f64 c)
{ return v_add_f64(v_mul_f64(a, b), c); }
#endif

BLAS_FINLINE v_f32 v_mulsub_f32(v_f32 a, v_f32 b, v_f32 c)
{ return v_sub_f32(v_mul_f32(a, b), c); }
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