Range feedback for binary integer operations.

runtime/vm/flow_graph_optimizer.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/flow_graph_optimizer.h"
 
 #include "vm/bit_vector.h"
 #include "vm/cha.h"
 #include "vm/cpu.h"
 #include "vm/dart_entry.h"
@@ skipping 869 matching lines @@
 // required sets 'receiver_class_ids' or 'argument_class_ids', respectively.
 static bool ICDataHasOnlyReceiverArgumentClassIds(
     const ICData& ic_data,
     const GrowableArray<intptr_t>& receiver_class_ids,
     const GrowableArray<intptr_t>& argument_class_ids) {
   if (ic_data.NumArgsTested() != 2) {
     return false;
   }
   Function& target = Function::Handle();
   const intptr_t len = ic_data.NumberOfChecks();
+  GrowableArray<intptr_t> class_ids;
   for (intptr_t i = 0; i < len; i++) {
     if (ic_data.IsUsedAt(i)) {
-      GrowableArray<intptr_t> class_ids;
       ic_data.GetCheckAt(i, &class_ids, &target);
       ASSERT(class_ids.length() == 2);
       if (!ClassIdIsOneOf(class_ids[0], receiver_class_ids) ||
           !ClassIdIsOneOf(class_ids[1], argument_class_ids)) {
         return false;
       }
     }
   }
   return true;
 }
@@ skipping 3388 matching lines @@
 
   if (Token::IsRelationalOperator(op_kind) &&
       TryReplaceWithRelationalOp(instr, op_kind)) {
     return;
   }
 
   if (Token::IsBinaryOperator(op_kind) &&
       TryReplaceWithBinaryOp(instr, op_kind)) {
     return;
   }
-  if (Token::IsPrefixOperator(op_kind) &&
+  if (Token::IsUnaryOperator(op_kind) &&
       TryReplaceWithUnaryOp(instr, op_kind)) {
     return;
   }
   if ((op_kind == Token::kGET) && TryInlineInstanceGetter(instr)) {
     return;
   }
   if ((op_kind == Token::kSET) &&
       TryInlineInstanceSetter(instr, unary_checks)) {
     return;
   }
@@ skipping 5766 matching lines @@
 
   // Insert materializations at environment uses.
   for (intptr_t i = 0; i < exits_collector_.exits().length(); i++) {
     CreateMaterializationAt(
         exits_collector_.exits()[i], alloc, *slots);
   }
 }
 
 
 }  // namespace dart