125 lines
5.9 KiB
Plaintext
125 lines
5.9 KiB
Plaintext
#include <metal_stdlib>
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using namespace metal;
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template<typename T, size_t N>
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struct tint_array {
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const constant T& operator[](size_t i) const constant { return elements[i]; }
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device T& operator[](size_t i) device { return elements[i]; }
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const device T& operator[](size_t i) const device { return elements[i]; }
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thread T& operator[](size_t i) thread { return elements[i]; }
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const thread T& operator[](size_t i) const thread { return elements[i]; }
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threadgroup T& operator[](size_t i) threadgroup { return elements[i]; }
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const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; }
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T elements[N];
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};
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uint tint_div(uint lhs, uint rhs) {
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return (lhs / select(rhs, 1u, (rhs == 0u)));
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}
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struct Uniforms {
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/* 0x0000 */ uint dimAOuter;
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/* 0x0004 */ uint dimInner;
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/* 0x0008 */ uint dimBOuter;
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};
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struct Matrix {
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/* 0x0000 */ tint_array<float, 1> numbers;
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};
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float mm_readA(uint row, uint col, const constant Uniforms* const tint_symbol_4, const device Matrix* const tint_symbol_5) {
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if (((row < (*(tint_symbol_4)).dimAOuter) && (col < (*(tint_symbol_4)).dimInner))) {
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float const result = (*(tint_symbol_5)).numbers[((row * (*(tint_symbol_4)).dimInner) + col)];
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return result;
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}
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return 0.0f;
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}
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float mm_readB(uint row, uint col, const constant Uniforms* const tint_symbol_6, const device Matrix* const tint_symbol_7) {
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if (((row < (*(tint_symbol_6)).dimInner) && (col < (*(tint_symbol_6)).dimBOuter))) {
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float const result = (*(tint_symbol_7)).numbers[((row * (*(tint_symbol_6)).dimBOuter) + col)];
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return result;
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}
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return 0.0f;
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}
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void mm_write(uint row, uint col, float value, const constant Uniforms* const tint_symbol_8, device Matrix* const tint_symbol_9) {
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if (((row < (*(tint_symbol_8)).dimAOuter) && (col < (*(tint_symbol_8)).dimBOuter))) {
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uint const index = (col + (row * (*(tint_symbol_8)).dimBOuter));
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(*(tint_symbol_9)).numbers[index] = value;
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}
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}
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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) {
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for(uint idx = local_invocation_index; (idx < 4096u); idx = (idx + 256u)) {
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uint const i = (idx / 64u);
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uint const i_1 = (idx % 64u);
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(*(tint_symbol_10))[i][i_1] = 0.0f;
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(*(tint_symbol_11))[i][i_1] = 0.0f;
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}
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threadgroup_barrier(mem_flags::mem_threadgroup);
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uint const tileRow = (local_id[1] * 4u);
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uint const tileCol = (local_id[0] * 4u);
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uint const globalRow = (global_id[1] * 4u);
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uint const globalCol = (global_id[0] * 4u);
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uint const tint_symbol_1 = tint_div(((*(tint_symbol_12)).dimInner - 1u), 64u);
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uint const numTiles = (tint_symbol_1 + 1u);
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tint_array<float, 16> acc = {};
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float ACached = 0.0f;
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tint_array<float, 4> BCached = {};
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for(uint index = 0u; (index < 16u); index = (index + 1u)) {
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acc[index] = 0.0f;
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}
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uint const ColPerThreadA = 4u;
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uint const tileColA = (local_id[0] * ColPerThreadA);
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uint const RowPerThreadB = 4u;
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uint const tileRowB = (local_id[1] * RowPerThreadB);
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for(uint t = 0u; (t < numTiles); t = (t + 1u)) {
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for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
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for(uint innerCol = 0u; (innerCol < ColPerThreadA); innerCol = (innerCol + 1u)) {
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uint const inputRow = (tileRow + innerRow);
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uint const inputCol = (tileColA + innerCol);
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float const tint_symbol_2 = mm_readA((globalRow + innerRow), ((t * 64u) + inputCol), tint_symbol_12, tint_symbol_13);
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(*(tint_symbol_10))[inputRow][inputCol] = tint_symbol_2;
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}
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}
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for(uint innerRow = 0u; (innerRow < RowPerThreadB); innerRow = (innerRow + 1u)) {
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for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
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uint const inputRow = (tileRowB + innerRow);
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uint const inputCol = (tileCol + innerCol);
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float const tint_symbol_3 = mm_readB(((t * 64u) + inputRow), (globalCol + innerCol), tint_symbol_12, tint_symbol_14);
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(*(tint_symbol_11))[innerCol][inputCol] = tint_symbol_3;
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}
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}
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threadgroup_barrier(mem_flags::mem_threadgroup);
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for(uint k = 0u; (k < 64u); k = (k + 1u)) {
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for(uint inner = 0u; (inner < 4u); inner = (inner + 1u)) {
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BCached[inner] = (*(tint_symbol_11))[k][(tileCol + inner)];
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}
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for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
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ACached = (*(tint_symbol_10))[(tileRow + innerRow)][k];
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for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
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uint const index = ((innerRow * 4u) + innerCol);
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acc[index] = (acc[index] + (ACached * BCached[innerCol]));
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}
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}
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}
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threadgroup_barrier(mem_flags::mem_threadgroup);
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}
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for(uint innerRow = 0u; (innerRow < 4u); innerRow = (innerRow + 1u)) {
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for(uint innerCol = 0u; (innerCol < 4u); innerCol = (innerCol + 1u)) {
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uint const index = ((innerRow * 4u) + innerCol);
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mm_write((globalRow + innerRow), (globalCol + innerCol), acc[index], tint_symbol_12, tint_symbol_15);
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}
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}
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}
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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]]) {
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threadgroup tint_array<tint_array<float, 64>, 64> tint_symbol_16;
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threadgroup tint_array<tint_array<float, 64>, 64> tint_symbol_17;
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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);
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return;
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}
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