onnx · Sunny-Anand · Dec 8, 2025 · Dec 8, 2025 · Dec 8, 2025 · Dec 8, 2025
diff --git a/docker/Dockerfile.llvm-project b/docker/Dockerfile.llvm-project
@@ -114,10 +114,12 @@ RUN git clone -b v${PROTOBUF_VERSION} --recursive ${PROTOBUF_URL} ${PROTOBUF_DIR
     && cd ${PROTOBUF_DIR}/build \
     # Must specify -Dprotobuf_BUILD_TESTS=OFF otherwise find_package(absl)
     # in onnx will fail due to missing protobuf::gmock target
+    # Must specify -Dabsl_DIR to help protobuf find the installed Abseil
     && CC=clang CXX=clang++ \
        cmake -DCMAKE_INSTALL_LIBDIR=lib \
              -DBUILD_SHARED_LIBS=ON \
-             -Dprotobuf_BUILD_TESTS=OFF .. \
+             -Dprotobuf_BUILD_TESTS=OFF \
+             -Dabsl_DIR=/usr/local/lib/cmake/absl .. \
     && make -j${NPROC} install && ldconfig \
     && cd .. \
     # New version of python protobuf can no longer be built with setup.py.

diff --git a/docs/BuildOnLinuxOSX.md b/docs/BuildOnLinuxOSX.md
@@ -15,7 +15,7 @@ Firstly, install MLIR (as a part of LLVM-Project):
 ``` bash
 git clone -n https://github.com/llvm/llvm-project.git
 # Check out a specific branch that is known to work with ONNX-MLIR.
-cd llvm-project && git checkout 42a8ff877d47131ecb1280a1cc7e5e3c3bca6952 && cd ..
+cd llvm-project && git checkout 0c2701fe7fa002e1befc5f86c268a7964f96d286 && cd ..
 ```
 
 [same-as-file]: <> ({"ref": "utils/build-mlir.sh", "skip-ref": 2})

diff --git a/docs/BuildOnWindows.md b/docs/BuildOnWindows.md
@@ -52,7 +52,7 @@ Install MLIR (as a part of LLVM-Project):
 ```shell
 git clone -n https://github.com/llvm/llvm-project.git
 # Check out a specific branch that is known to work with ONNX-MLIR.
-cd llvm-project && git checkout 42a8ff877d47131ecb1280a1cc7e5e3c3bca6952 && cd ..
+cd llvm-project && git checkout 0c2701fe7fa002e1befc5f86c268a7964f96d286 && cd ..
 ```
 
 [same-as-file]: <> ({"ref": "utils/build-mlir.cmd", "skip-ref": 2})

diff --git a/src/Accelerators/NNPA/Dialect/ZHigh/ZHigh.td b/src/Accelerators/NNPA/Dialect/ZHigh/ZHigh.td
@@ -31,7 +31,7 @@ def ZHigh_Dialect : Dialect {
   let summary = "A high-level dialect for the ONNX NNPA accelerator ISA.";
   let cppNamespace = "::onnx_mlir::zhigh";
   let useDefaultAttributePrinterParser = 1;
-  let usePropertiesForAttributes = 0;
+  //let usePropertiesForAttributes = 0;
 }
 
 //===----------------------------------------------------------------------===//

diff --git a/src/Accelerators/NNPA/Dialect/ZLow/ZLow.td b/src/Accelerators/NNPA/Dialect/ZLow/ZLow.td
@@ -22,7 +22,7 @@ def ZLow_Dialect : Dialect {
   let name = "zlow";
   let summary = "A low-level dialect for the ONNX NNPA accelerator ISA.";
   let cppNamespace = "::onnx_mlir::zlow";  
-  let usePropertiesForAttributes = 0;
+  //let usePropertiesForAttributes = 0;
 }
 
 // Base class for ZLow dialect operations. This operation inherits from the

diff --git a/src/Dialect/Krnl/Krnl.td b/src/Dialect/Krnl/Krnl.td
@@ -31,7 +31,7 @@ include "src/Interface/SpecializedKernelOpInterface.td"
 def Krnl_Dialect : Dialect {
   let name = "krnl";
   let cppNamespace = "::mlir";
-  let usePropertiesForAttributes = 0;
+  //let usePropertiesForAttributes = 0;
   let useDefaultTypePrinterParser = 1;
   let dependentDialects = [
     "affine::AffineDialect",

diff --git a/src/Dialect/ONNX/ONNX.td b/src/Dialect/ONNX/ONNX.td
@@ -39,7 +39,7 @@ def ONNX_Dialect : Dialect {
   let cppNamespace = "::mlir";
   let useDefaultTypePrinterParser = 1;
   let useDefaultAttributePrinterParser = 0;
-  let usePropertiesForAttributes = 0;
+  //let usePropertiesForAttributes = 0;
   let dependentDialects = ["func::FuncDialect"];
   let hasConstantMaterializer = 1;
   let extraClassDeclaration = [{

diff --git a/third_party/stablehlo b/third_party/stablehlo
diff --git a/utils/clone-mlir.sh b/utils/clone-mlir.sh
@@ -1,3 +1,3 @@
 git clone -n https://github.com/llvm/llvm-project.git
 # Check out a specific branch that is known to work with ONNX-MLIR.
-cd llvm-project && git checkout 42a8ff877d47131ecb1280a1cc7e5e3c3bca6952 && cd ..
+cd llvm-project && git checkout 0c2701fe7fa002e1befc5f86c268a7964f96d286 && cd ..
+18 −0		BUILD.bazel
+2 −1		MODULE.bazel
+423 −1,433		MODULE.bazel.lock
+2 −2		WORKSPACE.bazel
+1 −1		build_tools/llvm_version.txt
+1 −1		docs/generated/FuncBuilder.md
+5 −5		docs/generated/StablehloBuilder.md
+4 −4		docs/spec.md
+9 −0		stablehlo/conversions/linalg/tests/miscellaneous.mlir
+6 −0		stablehlo/conversions/linalg/transforms/StablehloLegalizeToLinalg.cpp
+9 −0		stablehlo/conversions/tosa/tests/binary.mlir
+37 −0		stablehlo/conversions/tosa/transforms/StablehloLegalizeToTosa.cpp
+53 −3		stablehlo/dialect/StablehloOps.cpp
+13 −2		stablehlo/dialect/StablehloOps.h
+1 −1		stablehlo/dialect/Version.cpp
+1 −1		stablehlo/dialect/Version.h
+4 −1		stablehlo/integrations/cpp/builder/MlirBuilderTblgen.cpp
+24 −0		stablehlo/integrations/cpp/builder/StablehloBuilderTest.cpp
+1 −1		stablehlo/integrations/python/mlir/dialects/InterpreterOps.td
+2 −0		stablehlo/tests/BUILD.bazel
+1 −0		stablehlo/tests/CMakeLists.txt
+78 −34		stablehlo/tests/TestUtils.cpp
+5 −0		stablehlo/tests/TestUtils.td
+322 −0		stablehlo/tests/ops_broadcasting.mlir
+91 −9		stablehlo/tests/transforms/stablehlo_aggressive_folder.mlir
+47 −0		stablehlo/tests/transforms/stablehlo_aggressive_simplification.mlir
+26 −0		stablehlo/tests/transforms/stablehlo_target_independent_optimization.mlir
+9 −0		stablehlo/transforms/CMakeLists.txt
+297 −0		stablehlo/transforms/StablehloBroadcastLowering.cpp
+68 −0		stablehlo/transforms/StablehloBroadcastLowering.h
+135 −14		stablehlo/transforms/optimization/StablehloAggressiveFolder.cpp
+38 −0		stablehlo/transforms/optimization/StablehloAggressiveSimplification.cpp
+44 −26		stablehlo/transforms/optimization/StablehloAggressiveSimplificationPatterns.td