= R"(
template [[host_name("{name}")]] [[kernel]] void
gemv_{trans}masked<{itype}, {outm_t}, {opm_t}, {bm}, {bn}, {sm}, {sn}, {tm}, {tn}, {nc}>(
const device {itype}* mat [[buffer(0)]],
const device {itype}* in_vec [[buffer(1)]],
device {itype}* out_vec [[buffer(3)]],
const constant int& in_vec_size [[buffer(4)]],
const constant int& out_vec_size [[buffer(5)]],
const constant int& marix_ld [[buffer(6)]],
const constant int& batch_ndim [[buffer(9)]],
const constant int* batch_shape [[buffer(10)]],
const constant size_t* vector_batch_stride [[buffer(11)]],
const constant size_t* matrix_batch_stride [[buffer(12)]],
const device {outm_t}* out_mask [[buffer(20)]],
const device {opm_t}* mat_mask [[buffer(21)]],
const device {opm_t}* vec_mask [[buffer(22)]],
const constant int* mask_strides [[buffer(23)]],
const constant size_t* mask_batch_strides [[buffer(24)]],
uint3 tid [[threadgroup_position_in_grid]],
uint3 lid [[thread_position_in_threadgroup]],
uint simd_gid [[simdgroup_index_in_threadgroup]],
uint simd_lid [[thread_index_in_simdgroup]]);
)"
