mirror of https://github.com/alibaba/MNN.git
61 lines
2.1 KiB
Plaintext
Executable File
61 lines
2.1 KiB
Plaintext
Executable File
//
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// MetalTile.mm
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// MNN
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//
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// Created by MNN on 2019/01/30.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#import "backend/metal/MetalTile.hpp"
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#import "backend/metal/MNNMetalContext.h"
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#import "core/Macro.h"
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#import "backend/metal/MetalBackend.hpp"
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#if MNN_METAL_ENABLED
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namespace MNN {
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MetalTile::MetalTile(Backend *backend) : Execution(backend) {
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// nothing to do
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}
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ErrorCode MetalTile::onExecute(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) {
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auto backend = static_cast<MetalBackend *>(this->backend());
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auto context = (__bridge MNNMetalContext *)backend->context();
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auto input = inputs[0], output = outputs[0];
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auto ib = input->batch(), ih = input->height(), iw = input->width(), ic = input->channel();
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auto ob = output->batch(), oh = output->height(), ow = output->width(), oc = output->channel();
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auto shape = [context newDeviceBuffer:7 * sizeof(int) access:CPUWriteOnly];
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auto contents = (int *)shape.contents;
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contents[0] = oh;
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contents[1] = ow;
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contents[2] = oc;
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contents[3] = ib;
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contents[4] = ih;
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contents[5] = iw;
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contents[6] = ic;
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auto encoder = [context encoder];
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auto bandwidth = [context load:@"tile" encoder:encoder];
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[encoder setBuffer:(__bridge id<MTLBuffer>)(void *)input->deviceId() offset:0 atIndex:0];
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[encoder setBuffer:(__bridge id<MTLBuffer>)(void *)output->deviceId() offset:0 atIndex:1];
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[encoder setBuffer:shape offset:0 atIndex:2];
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[context dispatchEncoder:encoder
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threads:{ (NSUInteger) oc, (NSUInteger)ow, (NSUInteger)oh *ob }
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bandwidth:bandwidth];
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[encoder endEncoding];
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MNN_PRINT_ENCODER(context, encoder);
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return NO_ERROR;
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}
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class MetalTileCreator : public MetalBackend::Creator {
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public:
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virtual Execution *onCreate(const std::vector<Tensor *> &inputs, const MNN::Op *op, Backend *backend) const {
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return new MetalTile(backend);
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}
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};
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REGISTER_METAL_OP_CREATOR(MetalTileCreator, OpType_Tile);
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} // namespace MNN
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#endif /* MNN_METAL_ENABLED */
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