Unbox/Box Float64x2 and inline typed array loads and stores

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/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
@@ skipping 1554 matching lines @@
 }
 
 
 Definition* UnboxFloat32x4Instr::Canonicalize(FlowGraph* flow_graph) {
   // Fold away UnboxFloat32x4(BoxFloat32x4(v)).
   BoxFloat32x4Instr* defn = value()->definition()->AsBoxFloat32x4();
   return (defn != NULL) ? defn->value()->definition() : this;
 }
 
 
+Definition* BoxFloat64x2Instr::Canonicalize(FlowGraph* flow_graph) {
+  if (input_use_list() == NULL) {
+    // Environments can accomodate any representation. No need to box.
+    return value()->definition();
+  }
+
+  // Fold away BoxFloat64x2(UnboxFloat64x2(v)).
+  UnboxFloat64x2Instr* defn = value()->definition()->AsUnboxFloat64x2();
+  if ((defn != NULL) && (defn->value()->Type()->ToCid() == kFloat64x2Cid)) {
+    return defn->value()->definition();
+  }
+
+  return this;
+}
+
+
+Definition* UnboxFloat64x2Instr::Canonicalize(FlowGraph* flow_graph) {
+  // Fold away UnboxFloat64x2(BoxFloat64x2(v)).
+  BoxFloat64x2Instr* defn = value()->definition()->AsBoxFloat64x2();
+  return (defn != NULL) ? defn->value()->definition() : this;
+}
+
+
+
 Definition* BoxInt32x4Instr::Canonicalize(FlowGraph* flow_graph) {
   if (input_use_list() == NULL) {
     // Environments can accomodate any representation. No need to box.
     return value()->definition();
   }
 
   // Fold away BoxInt32x4(UnboxInt32x4(v)).
   UnboxInt32x4Instr* defn = value()->definition()->AsUnboxInt32x4();
   if ((defn != NULL) && (defn->value()->Type()->ToCid() == kInt32x4Cid)) {
     return defn->value()->definition();
@@ skipping 1565 matching lines @@
     case Token::kTRUNCDIV: return 0;
     case Token::kMOD: return 1;
     default: UNIMPLEMENTED(); return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart