fix matmul rewriting/lowering

fix reshape lowering
add support for grouped-convolution lowering
quieter verifier with capped error messages

src/PIM/Conversion/ONNXToSpatial/HostLegality.cpp

@@ -2,6 +2,7 @@
 #include "mlir/Dialect/Func/IR/FuncOps.h"
 #include "mlir/Dialect/Tensor/IR/Tensor.h"
 
+#include "src/Accelerators/PIM/Common/Support/Diagnostics.hpp"
 #include "src/Accelerators/PIM/Conversion/ONNXToSpatial/HostFoldability.hpp"
 #include "src/Accelerators/PIM/Conversion/ONNXToSpatial/HostLegality.hpp"
 #include "src/Accelerators/PIM/Dialect/Spatial/SpatialOps.hpp"
@@ -11,7 +12,7 @@ using namespace mlir;
 namespace onnx_mlir {
 
 LogicalResult verifyONNXToSpatialHostLegality(func::FuncOp funcOp) {
-  bool hasFailure = false;
+  pim::CappedDiagnosticReporter diagnostics;
 
   for (Operation& op : funcOp.getFunctionBody().front()) {
     if (isa<func::ReturnOp, spatial::SpatCompute, spatial::SpatComputeBatch>(&op))
@@ -19,11 +20,15 @@ LogicalResult verifyONNXToSpatialHostLegality(func::FuncOp funcOp) {
     if (isHostFoldableOp(&op))
       continue;
 
-    op.emitOpError("non-foldable top-level runtime op remains after ONNX-to-Spatial; lower it inside spat.compute");
-    hasFailure = true;
+    diagnostics.report(&op, [](Operation* illegalOp) {
+      illegalOp->emitOpError("non-foldable top-level runtime op remains after ONNX-to-Spatial; lower it inside "
+                             "spat.compute");
+    });
   }
 
-  return success(!hasFailure);
+  diagnostics.emitSuppressedSummary(funcOp, "ONNX-to-Spatial host legality failures");
+
+  return success(!diagnostics.hasFailure());
 }
 
 } // namespace onnx_mlir