dawn-cmake/test/tint/bug/tint/914.wgsl.expected.msl

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#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];
};
uint tint_div(uint lhs, uint rhs) {
return (lhs / select(rhs, 1u, (rhs == 0u)));
}
struct Uniforms {
/* 0x0000 */ uint dimAOuter;
/* 0x0004 */ uint dimInner;
/* 0x0008 */ uint dimBOuter;
};
struct Matrix {
/* 0x0000 */ tint_array<float, 1> numbers;
};
float mm_readA(uint row, uint col, const constant Uniforms* const tint_symbol_4, const device Matrix* const tint_symbol_5) {
if (((row < (*(tint_symbol_4)).dimAOuter) && (col < (*(tint_symbol_4)).dimInner))) {
float const result = (*(tint_symbol_5)).numbers[((row * (*(tint_symbol_4)).dimInner) + col)];
return result;
}
return 0.0f;
}
float mm_readB(uint row, uint col, const constant Uniforms* const tint_symbol_6, const device Matrix* const tint_symbol_7) {
if (((row < (*(tint_symbol_6)).dimInner) && (col < (*(tint_symbol_6)).dimBOuter))) {
float const result = (*(tint_symbol_7)).numbers[((row * (*(tint_symbol_6)).dimBOuter) + col)];
return result;
}
return 0.0f;
}
void mm_write(uint row, uint col, float value, const constant Uniforms* const tint_symbol_8, device Matrix* const tint_symbol_9) {
if (((row < (*(tint_symbol_8)).dimAOuter) && (col < (*(tint_symbol_8)).dimBOuter))) {
uint const index = (col + (row * (*(tint_symbol_8)).dimBOuter));
(*(tint_symbol_9)).numbers[index] = value;
}
}
void tint_symbol_inner(uint3 local_id, uint3 global_id, uint local_invocation_index, threadgroup tint_array<tint_array<float, 64>, 64>* const tint_symbol_10, threadgroup tint_array<tint_array<float, 64>, 64>* const tint_symbol_11, const constant Uniforms* const tint_symbol_12, const device Matrix* const tint_symbol_13, const device Matrix* const tint_symbol_14, device Matrix* const tint_symbol_15) {
for(uint idx = local_invocation_index; (idx < 4096u); idx = (idx + 256u)) {
uint const i = (idx / 64u);
uint const i_1 = (idx % 64u);
(*(tint_symbol_10))[i][i_1] = 0.0f;
(*(tint_symbol_11))[i][i_1] = 0.0f;
}
threadgroup_barrier(mem_flags::mem_threadgroup);
uint const tileRow = (local_id[1] * 4u);
uint const tileCol = (local_id[0] * 4u);
uint const globalRow = (global_id[1] * 4u);
uint const globalCol = (global_id[0] * 4u);
uint const tint_symbol_1 = tint_div(((*(tint_symbol_12)).dimInner - 1u), 64u);
uint const numTiles = (tint_symbol_1 + 1u);
tint_array<float, 16> acc = {};
float ACached = 0.0f;
tint_array<float, 4> BCached = {};
for(uint index = 0u; (index < 16u); index = (index + 1u)) {
acc[index] = 0.0f;
}
uint const ColPerThreadA = 4u;
uint const tileColA = (local_id[0] * ColPerThreadA);
uint const RowPerThreadB = 4u;
uint const tileRowB = (local_id[1] * RowPerThreadB);
for(uint t = 0u; (t < numTiles); t = (t + 1u)) {
for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
for(uint innerCol = 0u; (innerCol < ColPerThreadA); innerCol = (innerCol + 1u)) {
uint const inputRow = (tileRow + innerRow);
uint const inputCol = (tileColA + innerCol);
float const tint_symbol_2 = mm_readA((globalRow + innerRow), ((t * 64u) + inputCol), tint_symbol_12, tint_symbol_13);
(*(tint_symbol_10))[inputRow][inputCol] = tint_symbol_2;
}
}
for(uint innerRow = 0u; (innerRow < RowPerThreadB); innerRow = (innerRow + 1u)) {
for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
uint const inputRow = (tileRowB + innerRow);
uint const inputCol = (tileCol + innerCol);
float const tint_symbol_3 = mm_readB(((t * 64u) + inputRow), (globalCol + innerCol), tint_symbol_12, tint_symbol_14);
(*(tint_symbol_11))[innerCol][inputCol] = tint_symbol_3;
}
}
threadgroup_barrier(mem_flags::mem_threadgroup);
for(uint k = 0u; (k < 64u); k = (k + 1u)) {
for(uint inner = 0u; (inner < 4u); inner = (inner + 1u)) {
BCached[inner] = (*(tint_symbol_11))[k][(tileCol + inner)];
}
for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
ACached = (*(tint_symbol_10))[(tileRow + innerRow)][k];
for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
uint const index = ((innerRow * 4u) + innerCol);
acc[index] = (acc[index] + (ACached * BCached[innerCol]));
}
}
}
threadgroup_barrier(mem_flags::mem_threadgroup);
}
for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
uint const index = ((innerRow * 4u) + innerCol);
mm_write((globalRow + innerRow), (globalCol + innerCol), acc[index], tint_symbol_12, tint_symbol_15);
}
}
}
kernel void tint_symbol(const constant Uniforms* tint_symbol_18 [[buffer(0)]], const device Matrix* tint_symbol_19 [[buffer(2)]], const device Matrix* tint_symbol_20 [[buffer(3)]], device Matrix* tint_symbol_21 [[buffer(1)]], uint3 local_id [[thread_position_in_threadgroup]], uint3 global_id [[thread_position_in_grid]], uint local_invocation_index [[thread_index_in_threadgroup]]) {
threadgroup tint_array<tint_array<float, 64>, 64> tint_symbol_16;
threadgroup tint_array<tint_array<float, 64>, 64> tint_symbol_17;
tint_symbol_inner(local_id, global_id, local_invocation_index, &(tint_symbol_16), &(tint_symbol_17), tint_symbol_18, tint_symbol_19, tint_symbol_20, tint_symbol_21);
return;
}