|  | #include <metal_stdlib> | 
|  |  | 
|  | using namespace metal; | 
|  |  | 
|  | template<typename T, size_t N> | 
|  | struct tint_array { | 
|  | const constant T& operator[](size_t i) const constant { return elements[i]; } | 
|  | device T& operator[](size_t i) device { return elements[i]; } | 
|  | const device T& operator[](size_t i) const device { return elements[i]; } | 
|  | thread T& operator[](size_t i) thread { return elements[i]; } | 
|  | const thread T& operator[](size_t i) const thread { return elements[i]; } | 
|  | threadgroup T& operator[](size_t i) threadgroup { return elements[i]; } | 
|  | const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; } | 
|  | T elements[N]; | 
|  | }; | 
|  |  | 
|  | #define TINT_ISOLATE_UB(VOLATILE_NAME) \ | 
|  | volatile bool VOLATILE_NAME = true; \ | 
|  | if (VOLATILE_NAME) | 
|  |  | 
|  | struct tint_private_vars_struct { | 
|  | uint local_invocation_index_1; | 
|  | }; | 
|  |  | 
|  | void tint_zero_workgroup_memory(uint local_idx, threadgroup tint_array<tint_array<tint_array<atomic_uint, 1>, 2>, 3>* const tint_symbol) { | 
|  | TINT_ISOLATE_UB(tint_volatile_true) for(uint idx_1 = local_idx; (idx_1 < 6u); idx_1 = (idx_1 + 1u)) { | 
|  | uint const i = (idx_1 / 2u); | 
|  | uint const i_1 = (idx_1 % 2u); | 
|  | uint const i_2 = (idx_1 % 1u); | 
|  | atomic_store_explicit(&((*(tint_symbol))[i][i_1][i_2]), 0u, memory_order_relaxed); | 
|  | } | 
|  | threadgroup_barrier(mem_flags::mem_threadgroup); | 
|  | } | 
|  |  | 
|  | uint tint_div(uint lhs, uint rhs) { | 
|  | return (lhs / select(rhs, 1u, (rhs == 0u))); | 
|  | } | 
|  |  | 
|  | uint tint_mod(uint lhs, uint rhs) { | 
|  | return (lhs % select(rhs, 1u, (rhs == 0u))); | 
|  | } | 
|  |  | 
|  | void compute_main_inner(uint local_invocation_index_2, threadgroup tint_array<tint_array<tint_array<atomic_uint, 1>, 2>, 3>* const tint_symbol_1) { | 
|  | uint idx = 0u; | 
|  | idx = local_invocation_index_2; | 
|  | TINT_ISOLATE_UB(tint_volatile_true_1) while(true) { | 
|  | if (!((idx < 6u))) { | 
|  | break; | 
|  | } | 
|  | uint const x_31 = idx; | 
|  | uint const x_33 = idx; | 
|  | uint const x_35 = idx; | 
|  | atomic_store_explicit(&((*(tint_symbol_1))[tint_div(x_31, 2u)][tint_mod(x_33, 2u)][tint_mod(x_35, 1u)]), 0u, memory_order_relaxed); | 
|  | { | 
|  | idx = (idx + 1u); | 
|  | } | 
|  | } | 
|  | threadgroup_barrier(mem_flags::mem_threadgroup); | 
|  | atomic_store_explicit(&((*(tint_symbol_1))[2][1][0]), 1u, memory_order_relaxed); | 
|  | return; | 
|  | } | 
|  |  | 
|  | void compute_main_1(thread tint_private_vars_struct* const tint_private_vars, threadgroup tint_array<tint_array<tint_array<atomic_uint, 1>, 2>, 3>* const tint_symbol_2) { | 
|  | uint const x_57 = (*(tint_private_vars)).local_invocation_index_1; | 
|  | compute_main_inner(x_57, tint_symbol_2); | 
|  | return; | 
|  | } | 
|  |  | 
|  | void compute_main_inner_1(uint local_invocation_index_1_param, thread tint_private_vars_struct* const tint_private_vars, threadgroup tint_array<tint_array<tint_array<atomic_uint, 1>, 2>, 3>* const tint_symbol_3) { | 
|  | tint_zero_workgroup_memory(local_invocation_index_1_param, tint_symbol_3); | 
|  | (*(tint_private_vars)).local_invocation_index_1 = local_invocation_index_1_param; | 
|  | compute_main_1(tint_private_vars, tint_symbol_3); | 
|  | } | 
|  |  | 
|  | kernel void compute_main(uint local_invocation_index_1_param [[thread_index_in_threadgroup]]) { | 
|  | thread tint_private_vars_struct tint_private_vars = {}; | 
|  | threadgroup tint_array<tint_array<tint_array<atomic_uint, 1>, 2>, 3> tint_symbol_4; | 
|  | compute_main_inner_1(local_invocation_index_1_param, &(tint_private_vars), &(tint_symbol_4)); | 
|  | return; | 
|  | } | 
|  |  |