pub fn unpack_half2x16(v: u32) -> Vec2Expand description
Unpack a u32 containing two f16 values into a Vec2 of f32.
The low 16 bits are the first f16 value, high 16 bits are the second.
On SPIR-V: uses spirv_std::float::f16x2_to_vec2.
On other targets: software conversion.