compact syntax for spatial tensor ops

better IR compaction after dcp merge
remove pim.mvm op
better memory report

src/PIM/Dialect/Pim/Pim.td

@@ -394,30 +394,6 @@ def PimVMMOp : PimOp<"vmm", [DestinationStyleOpInterface]> {
   }];
 }
 
-def PimMVMOp : PimOp<"mvm", [DestinationStyleOpInterface]> {
-  let summary = "Matrix-vector multiplication: c = a * b";
-
-  let arguments = (ins
-    I32Attr:$weightIndex,
-    PimTensor:$input,
-    PimTensor:$outputBuffer
-  );
-
-  let results = (outs
-    PimTensor:$output
-  );
-
-  let extraClassDeclaration = [{
-    mlir::MutableOperandRange getDpsInitsMutable() {
-      return getOutputBufferMutable();
-    }
-  }];
-
-  let assemblyFormat = [{
-    `(` $input `,` $outputBuffer `)` attr-dict `:` `(` type($input) `,` type($outputBuffer) `)` `->` type($output)
-  }];
-}
-
 def PimVVAddOp : PimOp<"vvadd", [DestinationStyleOpInterface]> {
   let summary = "Element-wise addition: c = a + b";