Version 3.20.11.1

src/hydrogen-mark-deoptimize.cc

Index: src/hydrogen-mark-deoptimize.cc
diff --git a/src/hydrogen-mark-deoptimize.cc b/src/hydrogen-mark-deoptimize.cc
deleted file mode 100644
index 111fcd2ce9ba30e7923ca4cdd7af952746499573..0000000000000000000000000000000000000000
--- a/src/hydrogen-mark-deoptimize.cc
+++ /dev/null
@@ -1,71 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "hydrogen-mark-deoptimize.h"
-
-namespace v8 {
-namespace internal {
-
-void HMarkDeoptimizeOnUndefinedPhase::Run() {
-  const ZoneList<HPhi*>* phi_list = graph()->phi_list();
-  for (int i = 0; i < phi_list->length(); i++) {
-    HPhi* phi = phi_list->at(i);
-    if (phi->CheckFlag(HValue::kAllowUndefinedAsNaN)) {
-      for (HUseIterator it(phi->uses()); !it.Done(); it.Advance()) {
-        HValue* use_value = it.value();
-        if (!use_value->CheckFlag(HValue::kAllowUndefinedAsNaN)) {
-          ProcessPhi(phi);
-          break;
-        }
-      }
-    }
-  }
-}
-
-
-void HMarkDeoptimizeOnUndefinedPhase::ProcessPhi(HPhi* phi) {
-  ASSERT(phi->CheckFlag(HValue::kAllowUndefinedAsNaN));
-  ASSERT(worklist_.is_empty());
-
-  // Push the phi onto the worklist
-  phi->ClearFlag(HValue::kAllowUndefinedAsNaN);
-  worklist_.Add(phi, zone());
-
-  // Process all phis that can reach this phi
-  while (!worklist_.is_empty()) {
-    phi = worklist_.RemoveLast();
-    for (int i = phi->OperandCount() - 1; i >= 0; --i) {
-      HValue* input = phi->OperandAt(i);
-      if (input->IsPhi() && input->CheckFlag(HValue::kAllowUndefinedAsNaN)) {
-        input->ClearFlag(HValue::kAllowUndefinedAsNaN);
-        worklist_.Add(HPhi::cast(input), zone());
-      }
-    }
-  }
-}
-
-} }  // namespace v8::internal