test/tint/extensions/subgroup_matrix/override_array.wgsl.expected.msl

#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];
};

struct tint_module_vars_struct {
  device tint_array<float, 1>* s_var;
  threadgroup tint_array<float, 1024>* wg_var;
  const constant tint_array<uint4, 1>* tint_storage_buffer_sizes;
};

struct tint_array_lengths_struct {
  uint tint_array_length_0_0;
};

struct tint_symbol_1 {
  tint_array<float, 1024> tint_symbol;
};

void main_inner(uint tint_local_index, tint_module_vars_struct tint_module_vars) {
  {
    uint v = 0u;
    v = tint_local_index;
    while(true) {
      uint const v_1 = v;
      if ((v_1 >= 1024u)) {
        break;
      }
      (*tint_module_vars.wg_var)[v_1] = 0.0f;
      {
        v = (v_1 + 32u);
      }
    }
  }
  (threadgroup_barrier(mem_flags::mem_threadgroup));
  tint_array_lengths_struct const v_2 = tint_array_lengths_struct{.tint_array_length_0_0=((*tint_module_vars.tint_storage_buffer_sizes)[0u].x / 4u)};
  bool const v_3 = (64u <= v_2.tint_array_length_0_0);
  simdgroup_float8x8 v_4 = make_filled_simdgroup_matrix<float, 8, 8>(0.0f);
  (simdgroup_load(v_4, (&(*tint_module_vars.s_var)[select(0u, 0u, v_3)]), ulong(select(8u, 8u, v_3)), ulong2(0ul), false));
  simdgroup_float8x8 const m = v_4;
  (simdgroup_store(m, (&(*tint_module_vars.wg_var)[0u]), ulong(8u), ulong2(0ul), false));
  (threadgroup_barrier(mem_flags::mem_threadgroup));
  simdgroup_float8x8 v_5 = make_filled_simdgroup_matrix<float, 8, 8>(0.0f);
  (simdgroup_load(v_5, (&(*tint_module_vars.wg_var)[0u]), ulong(8u), ulong2(0ul), true));
  simdgroup_float8x8 const m2 = v_5;
  bool const v_6 = (64u <= v_2.tint_array_length_0_0);
  (simdgroup_store(m2, (&(*tint_module_vars.s_var)[select(0u, 0u, v_6)]), ulong(select(8u, 8u, v_6)), ulong2(0ul), true));
}

[[max_total_threads_per_threadgroup(32)]]
kernel void v_7(uint tint_local_index [[thread_index_in_threadgroup]], device tint_array<float, 1>* s_var [[buffer(0)]], threadgroup tint_symbol_1* v_8 [[threadgroup(0)]], const constant tint_array<uint4, 1>* tint_storage_buffer_sizes [[buffer(30)]]) {
  tint_module_vars_struct const tint_module_vars = tint_module_vars_struct{.s_var=s_var, .wg_var=(&(*v_8).tint_symbol), .tint_storage_buffer_sizes=tint_storage_buffer_sizes};
  (main_inner(tint_local_index, tint_module_vars));
}