718c41634f
1.项目后端整体迁移至PaddleOCR-NCNN算法，已通过基本的兼容性测试 2.工程改为使用CMake组织，后续为了更好地兼容第三方库，不再提供QMake工程 3.重整权利声明文件，重整代码工程，确保最小化侵权风险 Log: 切换后端至PaddleOCR-NCNN，切换工程为CMake Change-Id: I4d5d2c5d37505a4a24b389b1a4c5d12f17bfa38c
55 lines
1.2 KiB
Markdown
55 lines
1.2 KiB
Markdown
# mlir2ncnn
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## Compile
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**Clone LLVM**
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```bash
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https://github.com/llvm/llvm-project.git
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git checkout -b mlir <a_working_commit_id>
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```
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Current working commit id is 74e6030bcbcc8e628f9a99a424342a0c656456f9:
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```
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$ git log
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commit 74e6030bcbcc8e628f9a99a424342a0c656456f9 (HEAD -> main, origin/main, origin/HEAD)
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Author: Craig Topper <craig.topper@sifive.com>
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Date: Thu Mar 4 22:30:38 2021 -0800
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[TargetLowering] Use HandleSDNodes to prevent nodes from being deleted by recursive calls in getNegatedExpression.
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```
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It is determined by query lastest git commit date of `tools/mlir` directory.
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**Compile mlir**
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```bash
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cd llvm-project
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mkdir build
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cd build
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cmake -G Ninja -DCMAKE_INSTALL_PREFIX=install -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=ON -DLLVM_ENABLE_PROJECTS="mlir" -DLLVM_TARGETS_TO_BUILD="" -DLLVM_INCLUDE_EXAMPLES=OFF -DLLVM_INCLUDE_TESTS=OFF ../llvm/
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ninja -j8
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ninja install
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```
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**Compile mlir2ncnn**
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```bash
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cd tools/mlir
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mkdir build
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cd build
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cmake .. -D LLVM_DIR=<path/to/your/llvm_install/lib/cmake/llvm>
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make
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```
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## Usage
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**Export `.mlir`**
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See https://zhuanlan.zhihu.com/p/152535430
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**Usage mlir2ncnn**
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```
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./mlir2ncnn pix2pix.mlir pix2pix.param pix2pix.bin
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```
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