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## The following neon instructions are currently not implemented in stdarch

### Not implemented on arm:

`vcadd_rot270_f32`

`vcadd_rot90_f32`

`vcaddq_rot270_f32`

`vcaddq_rot90_f32`

`vdot_s32`

`vdot_u32`

`vdotq_s32`

`vdotq_u32`

`vdot_lane_s32`

`vdot_lane_u32`

`vdotq_lane_s32`

`vdotq_lane_u32`

`vcmla_f32`

`vcmla_lane_f32`

`vcmla_laneq_f32`

`vcmla_rot180_f32`

`vcmla_rot180_lane_f32`

`vcmla_rot180_laneq_f32`

`vcmla_rot270_f32`

`vcmla_rot270_lane_f32`

`vcmla_rot270_laneq_f32`

`vcmla_rot90_f32`

`vcmla_rot90_lane_f32`

`vcmla_rot90_laneq_f32`

`vcmlaq_f32`

`vcmlaq_lane_f32`

`vcmlaq_laneq_f32`

`vcmlaq_rot180_f32`

`vcmlaq_rot180_lane_f32`

`vcmlaq_rot180_laneq_f32`

`vcmlaq_rot270_f32`

`vcmlaq_rot270_lane_f32`

`vcmlaq_rot270_laneq_f32`

`vcmlaq_rot90_f32`

`vcmlaq_rot90_lane_f32`

`vcmlaq_rot90_laneq_f32`

### Not implemented in LLVM:

`vrnd32x_f64`

`vrnd32xq_f64`

`vrnd32z_f64`

`vrnd32zq_f64`

`vrnd64x_f64`

`vrnd64xq_f64`

`vrnd64z_f64`

`vrnd64zq_f64`

### LLVM Select errors may occur:

`vsudot_lane_s32`

`vsudot_laneq_s32`

`vsudotq_lane_s32`

`vsudotq_laneq_s32`

`vusdot_lane_s32`

`vusdot_laneq_s32`

`vusdot_s32`

`vusdotq_lane_s32`

`vusdotq_laneq_s32`

`vusdotq_s32v`