Function vfmlslq_low_f16

#[target_feature(enable = "neon", enable = "fp16", enable = "fhm")]
pub fn vfmlslq_low_f16(r: float32x4_t, a: float16x8_t, b: float16x8_t) -> float32x4_t

Floating-point fused Multiply-Subtract Long from accumulator (vector). Arm's documentation