diag_inv

const kernel_cl< in_out_buffer, in_out_buffer, int > stan::math::opencl_kernels::diag_inv("diag_inv", {indexing_helpers, diag_inv_kernel_code}, {{"THREAD_BLOCK_SIZE", 32}})	(	"diag_inv"	,
		{indexing_helpers, diag_inv_kernel_code}	,
		{{"THREAD_BLOCK_SIZE", 32}}
	)

See the docs for add() .