wehub-resource-sync
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "paddle/cinn/ir/ir.h"
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namespace cinn {
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namespace optim {
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/**
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* Deal with forOp with vectorization.
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* if vectorize factor match vectorize instruction and don't have adjacent
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* if-block.
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*
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* e.g.
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*
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* serial for (i, 0, 4)
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* serial for (j, 0, 4)
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* vectorize[4] for (v1, 0, 4)
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* float a[i, j, v1] = float b[i, j, v1] + float c[i, j, v1]
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*
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* to
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*
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* serial for (i, 0, 4)
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* serial for (j, 0, 4)
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* float4* temp_0_ptr = float4<4>*(get_addr(a[i * 4 + j]))
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* float4 temp_1
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* float4 temp_2 = b[i * 4 + j]
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* float4 temp_3 = c[i * 4 + j]
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* temp_1[0] = temp_2[0] + temp_3[0]
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* temp_1[1] = temp_2[1] + temp_3[1]
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* temp_1[2] = temp_2[2] + temp_3[2]
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* temp_1[3] = temp_2[3] + temp_3[3]
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* temp_0_ptr[0] = temp_1
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*/
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void VectorizeForTrans(Expr *expr);
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} // namespace optim
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} // namespace cinn
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