[Mlir-commits] [mlir] [mlir][linalg] Support quantized NCHW/FCHW convolution in img2col (PR #225308)

llvmlistbot at llvm.org llvmlistbot at llvm.org
Mon Oct 12 13:52:19 PDT 2026


github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

The build failed before running any tests. Click on a failure below to see the details.

<details>
<summary>[code=1] tools/mlir/lib/Dialect/Linalg/Transforms/CMakeFiles/obj.MLIRLinalgTransforms.dir/ConvertConv2DToImg2Col.cpp.obj</summary>

```
FAILED: [code=1] tools/mlir/lib/Dialect/Linalg/Transforms/CMakeFiles/obj.MLIRLinalgTransforms.dir/ConvertConv2DToImg2Col.cpp.obj
sccache C:\clang\clang-msvc\bin\clang-cl.exe  /nologo -TP -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_GLIBCXX_ASSERTIONS -D_HAS_EXCEPTIONS=0 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\_work\llvm-project\llvm-project\build\tools\mlir\lib\Dialect\Linalg\Transforms -IC:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms -IC:\_work\llvm-project\llvm-project\build\tools\mlir\include -IC:\_work\llvm-project\llvm-project\mlir\include -IC:\_work\llvm-project\llvm-project\build\include -IC:\_work\llvm-project\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:__cplusplus /Oi /bigobj /permissive- -Werror=unguarded-availability-new /W4  -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported /Gw -Wundef -Werror=mismatched-tags -Werror=global-constructors /O2 /Ob2  -std:c++17 -MD -UNDEBUG /Brepro /EHs-c- /GR- /showIncludes /Fotools\mlir\lib\Dialect\Linalg\Transforms\CMakeFiles\obj.MLIRLinalgTransforms.dir\ConvertConv2DToImg2Col.cpp.obj /Fdtools\mlir\lib\Dialect\Linalg\Transforms\CMakeFiles\obj.MLIRLinalgTransforms.dir\ -c -- C:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms\ConvertConv2DToImg2Col.cpp
C:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms\ConvertConv2DToImg2Col.cpp(564,10): error: use of undeclared identifier 'rewriteNchwFchwInIm2col'; did you mean 'rewriteNchwFchwInIm2Col'?
564 |   return rewriteNchwFchwInIm2col(rewriter, convOp);
|          ^~~~~~~~~~~~~~~~~~~~~~~
|          rewriteNchwFchwInIm2Col
C:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms\ConvertConv2DToImg2Col.cpp(416,1): note: 'rewriteNchwFchwInIm2Col' declared here
416 | rewriteNchwFchwInIm2Col(RewriterBase &rewriter, ConvOp convOp) {
| ^
C:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms\ConvertConv2DToImg2Col.cpp(569,10): error: use of undeclared identifier 'rewriteNchwFchwInIm2col'; did you mean 'rewriteNchwFchwInIm2Col'?
569 |   return rewriteNchwFchwInIm2col(rewriter, convOp);
|          ^~~~~~~~~~~~~~~~~~~~~~~
|          rewriteNchwFchwInIm2Col
C:\_work\llvm-project\llvm-project\mlir\lib\Dialect\Linalg\Transforms\ConvertConv2DToImg2Col.cpp(416,1): note: 'rewriteNchwFchwInIm2Col' declared here
416 | rewriteNchwFchwInIm2Col(RewriterBase &rewriter, ConvOp convOp) {
| ^
2 errors generated.
```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/225308


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