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 fe7a88614cb9e0cdb08221c36862fca2f340419c..0000000000000000000000000000000000000000 |
--- a/src/hydrogen-mark-deoptimize.cc |
+++ /dev/null |
@@ -1,62 +0,0 @@ |
-// Copyright 2013 the V8 project authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "src/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) && |
- !phi->CheckUsesForFlag(HValue::kAllowUndefinedAsNaN)) { |
- ProcessPhi(phi); |
- } |
- } |
-} |
- |
- |
-void HMarkDeoptimizeOnUndefinedPhase::ProcessPhi(HPhi* phi) { |
- DCHECK(phi->CheckFlag(HValue::kAllowUndefinedAsNaN)); |
- DCHECK(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()); |
- } |
- } |
- } |
-} |
- |
- |
-void HComputeChangeUndefinedToNaN::Run() { |
- const ZoneList<HBasicBlock*>* blocks(graph()->blocks()); |
- for (int i = 0; i < blocks->length(); ++i) { |
- const HBasicBlock* block(blocks->at(i)); |
- for (HInstruction* current = block->first(); current != NULL; ) { |
- HInstruction* next = current->next(); |
- if (current->IsChange()) { |
- if (HChange::cast(current)->can_convert_undefined_to_nan()) { |
- current->SetFlag(HValue::kAllowUndefinedAsNaN); |
- } |
- } |
- current = next; |
- } |
- } |
-} |
- |
- |
-} // namespace internal |
-} // namespace v8 |