Pass condition result explicitly. Do not imply the existence of a status

runtime/vm/intermediate_language_x64.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/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/intermediate_language.h"
 
 #include "vm/dart_entry.h"
@@ skipping 6227 matching lines @@
   locs->set_out(0, Location::RequiresRegister());
   return locs;
 }
 
 
 Condition StrictCompareInstr::EmitComparisonCode(FlowGraphCompiler* compiler,
                                                  BranchLabels labels) {
   Location left = locs()->in(0);
   Location right = locs()->in(1);
   ASSERT(!left.IsConstant() || !right.IsConstant());
+  Condition true_condition;
   if (left.IsConstant()) {
-    compiler->EmitEqualityRegConstCompare(right.reg(),
-                                          left.constant(),
-                                          needs_number_check(),
-                                          token_pos());
+    true_condition = compiler->EmitEqualityRegConstCompare(right.reg(),
+                                                           left.constant(),
+                                                           needs_number_check(),
+                                                           token_pos());
   } else if (right.IsConstant()) {
-    compiler->EmitEqualityRegConstCompare(left.reg(),
-                                          right.constant(),
-                                          needs_number_check(),
-                                          token_pos());
+    true_condition = compiler->EmitEqualityRegConstCompare(left.reg(),
+                                                           right.constant(),
+                                                           needs_number_check(),
+                                                           token_pos());
   } else {
-    compiler->EmitEqualityRegRegCompare(left.reg(),
-                                        right.reg(),
-                                        needs_number_check(),
-                                        token_pos());
+    true_condition = compiler->EmitEqualityRegRegCompare(left.reg(),
+                                                         right.reg(),
+                                                         needs_number_check(),
+                                                         token_pos());
   }
-
-  Condition true_condition = (kind() == Token::kEQ_STRICT) ? EQUAL : NOT_EQUAL;
+  if (kind() != Token::kEQ_STRICT) {
+    ASSERT(kind() == Token::kNE_STRICT);
+    true_condition = NegateCondition(true_condition);
+  }
   return true_condition;
 }
 
 
 void StrictCompareInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   ASSERT(kind() == Token::kEQ_STRICT || kind() == Token::kNE_STRICT);
 
   Label is_true, is_false;
   BranchLabels labels = { &is_true, &is_false, &is_false };
 
@@ skipping 123 matching lines @@
   __ movq(R10, Immediate(kInvalidObjectPointer));
   __ movq(RBX, Immediate(kInvalidObjectPointer));
 #endif
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64