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Unified Diff: src/hydrogen-mark-deoptimize.cc

Issue 1405363003: Move Hydrogen and Lithium to src/crankshaft/ (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebased Created 5 years, 2 months ago
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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
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