Add Uint32 representation

runtime/vm/intermediate_language.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/intermediate_language.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/bit_vector.h"
 #include "vm/cpu.h"
 #include "vm/dart_entry.h"
@@ skipping 1446 matching lines @@
                                              right(),
                                              left());
   if (result != NULL) {
     return result;
   }
 
   return this;
 }
 
 
+Definition* BinaryUint32OpInstr::Canonicalize(FlowGraph* flow_graph) {
+  Definition* result = NULL;
+
+  result = CanonicalizeCommutativeArithmetic(op_kind(),
+                                             kMintCid,
+                                             left(),
+                                             right());
+  if (result != NULL) {
+    return result;
+  }
+
+  result = CanonicalizeCommutativeArithmetic(op_kind(),
+                                             kMintCid,
+                                             right(),
+                                             left());
+  if (result != NULL) {
+    return result;
+  }
+
+  return this;
+}
+
+
 // Optimizations that eliminate or simplify individual instructions.
 Instruction* Instruction::Canonicalize(FlowGraph* flow_graph) {
   return this;
 }
 
 
 Definition* Definition::Canonicalize(FlowGraph* flow_graph) {
   return this;
 }
 
@@ skipping 2498 matching lines @@
     case Token::kTRUNCDIV: return 0;
     case Token::kMOD: return 1;
     default: UNIMPLEMENTED(); return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart