Bump llvm to 4b06b01e (#2019)

Author: erwei-xilinx

include/aie/Dialect/AIEVec/AIEVecUtils.h

@@ -96,7 +96,7 @@ inline mlir::VectorType getVectorOpDestType(mlir::VectorType type, bool AIE2) {
   if (auto ftype = llvm::dyn_cast<mlir::FloatType>(stype)) {
     if (AIE2 && ftype.getWidth() == 16)
       return mlir::VectorType::get(type.getShape(),
-                                   mlir::FloatType::getF32(ftype.getContext()));
+                                   mlir::Float32Type::get(ftype.getContext()));
 
     // Floating point vector types for aie1 are returned as is since the
     // floating point operations write back to registers and not accumulators

lib/Dialect/AIE/Transforms/AIECoreToStandard.cpp

@@ -51,7 +51,7 @@ static auto getAIE1Intrinsics(OpBuilder &builder) {
   Type int32Type = IntegerType::get(builder.getContext(), 32);
   Type int128Type = IntegerType::get(builder.getContext(), 128);
   Type int384Type = IntegerType::get(builder.getContext(), 384);
-  Type floatType = FloatType::getF32(builder.getContext());
+  Type floatType = Float32Type::get(builder.getContext());
 
   // Note that not all of these are valid for a particular design, or needed.
   // For right now, we will just accept the noise.

python/CMakeLists.txt

@@ -213,6 +213,9 @@ if (AIE_ENABLE_PYTHON_PASSES)
   endforeach()
   set_property(TARGET MLIRPythonSources.ExecutionEngine PROPERTY mlir_python_DEPENDS "")
 
+  # Set NB_DOMAIN for nanobind, to avoid domain conflict with other LLVM projects.
+  set(MLIR_BINDINGS_PYTHON_NB_DOMAIN "_aie")
+
   add_mlir_python_modules(AIEPythonModules
     ROOT_PREFIX "${AIE_PYTHON_PACKAGES_DIR}/aie"
     INSTALL_PREFIX "${AIE_PYTHON_INSTALL_DIR}/aie"

utils/clone-llvm.sh

@@ -13,8 +13,8 @@
 ##===----------------------------------------------------------------------===##
 
 # The LLVM commit to use.
-LLVM_PROJECT_COMMIT=f926bcf9068c808b643a56322b7ef6910eb36599
-DATETIME=2025011002
+LLVM_PROJECT_COMMIT=4b06b01e62ab0cfd059f47dceeb6cd0fb96304c9
+DATETIME=2025011619
 WHEEL_VERSION=20.0.0.$DATETIME+${LLVM_PROJECT_COMMIT:0:8}
 
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