Function otter_api_tests::inventory::core::arch::x86_64::_mm256_dp_ps
1.27.0 · source · [−]Available on x86-64 and target feature
avx
only.Expand description
Conditionally multiplies the packed single-precision (32-bit) floating-point
elements in a
and b
using the high 4 bits in imm8
,
sum the four products, and conditionally return the sum
using the low 4 bits of imm8
.