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-rw-r--r--src/compiler/dex/growable_array.h171
1 files changed, 0 insertions, 171 deletions
diff --git a/src/compiler/dex/growable_array.h b/src/compiler/dex/growable_array.h
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--- a/src/compiler/dex/growable_array.h
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@@ -1,171 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ART_SRC_COMPILER_DEX_GROWABLE_LIST_H_
-#define ART_SRC_COMPILER_DEX_GROWABLE_LIST_H_
-
-#include <stdint.h>
-#include <stddef.h>
-#include "compiler_enums.h"
-#include "arena_allocator.h"
-
-namespace art {
-
-struct CompilationUnit;
-
-// Type of growable list for memory tuning.
-enum OatListKind {
- kGrowableArrayMisc = 0,
- kGrowableArrayBlockList,
- kGrowableArraySSAtoDalvikMap,
- kGrowableArrayDfsOrder,
- kGrowableArrayDfsPostOrder,
- kGrowableArrayDomPostOrderTraversal,
- kGrowableArrayThrowLaunchPads,
- kGrowableArraySuspendLaunchPads,
- kGrowableArraySwitchTables,
- kGrowableArrayFillArrayData,
- kGrowableArraySuccessorBlocks,
- kGrowableArrayPredecessors,
- kGNumListKinds
-};
-
-template<typename T>
-class GrowableArray {
- public:
-
- class Iterator {
- public:
- Iterator(GrowableArray* g_list)
- : idx_(0),
- g_list_(g_list) {};
-
- // NOTE: returns 0/NULL when no next.
- // TODO: redo to make usage consistent with other iterators.
- T Next() {
- if (idx_ >= g_list_->Size()) {
- return 0;
- } else {
- return g_list_->Get(idx_++);
- }
- }
-
- void Reset() {
- idx_ = 0;
- }
-
- static void* operator new(size_t size, ArenaAllocator* arena) {
- return arena->NewMem(sizeof(GrowableArray::Iterator), true, ArenaAllocator::kAllocGrowableArray);
- };
- static void operator delete(void* p) {}; // Nop.
-
- private:
- size_t idx_;
- GrowableArray* const g_list_;
- };
-
- GrowableArray(ArenaAllocator* arena, size_t init_length, OatListKind kind = kGrowableArrayMisc)
- : arena_(arena),
- num_allocated_(init_length),
- num_used_(0),
- kind_(kind) {
- elem_list_ = static_cast<T*>(arena_->NewMem(sizeof(T) * init_length, true,
- ArenaAllocator::kAllocGrowableArray));
- };
-
-
- // Expand the list size to at least new length.
- void Resize(size_t new_length) {
- if (new_length <= num_allocated_) return;
- // If it's a small list double the size, else grow 1.5x.
- size_t target_length =
- (num_allocated_ < 128) ? num_allocated_ << 1 : num_allocated_ + (num_allocated_ >> 1);
- if (new_length > target_length) {
- target_length = new_length;
- }
- T* new_array = static_cast<T*>(arena_->NewMem(sizeof(T) * target_length, true,
- ArenaAllocator::kAllocGrowableArray));
- memcpy(new_array, elem_list_, sizeof(T) * num_allocated_);
- num_allocated_ = target_length;
- elem_list_ = new_array;
- };
-
- // NOTE: does not return storage, just resets use count.
- void Reset() {
- num_used_ = 0;
- }
-
- // Insert an element to the end of a list, resizing if necessary.
- void Insert(T elem) {
- if (num_used_ == num_allocated_) {
- Resize(num_used_ + 1);
- }
- elem_list_[num_used_++] = elem;
- };
-
- T Get(size_t index) const {
- DCHECK_LT(index, num_used_);
- return elem_list_[index];
- };
-
- // Overwrite existing element at position index. List must be large enough.
- void Put(size_t index, T elem) {
- DCHECK_LT(index, num_used_);
- elem_list_[index] = elem;
- }
-
- void Increment(size_t index) {
- DCHECK_LT(index, num_used_);
- elem_list_[index]++;
- }
-
- void Delete(T element) {
- bool found = false;
- for (size_t i = 0; i < num_used_ - 1; i++) {
- if (!found && elem_list_[i] == element) {
- found = true;
- }
- if (found) {
- elem_list_[i] = elem_list_[i+1];
- }
- }
- // We should either have found the element, or it was the last (unscanned) element.
- DCHECK(found || (element == elem_list_[num_used_ - 1]));
- num_used_--;
- };
-
- size_t GetNumAllocated() const { return num_allocated_; }
-
- size_t Size() const { return num_used_; }
-
- T* GetRawStorage() const { return elem_list_; }
-
- static void* operator new(size_t size, ArenaAllocator* arena) {
- return arena->NewMem(sizeof(GrowableArray<T>), true, ArenaAllocator::kAllocGrowableArray);
- };
- static void operator delete(void* p) {}; // Nop.
-
- private:
- ArenaAllocator* const arena_;
- size_t num_allocated_;
- size_t num_used_;
- OatListKind kind_;
- T* elem_list_;
-};
-
-} // namespace art
-
-#endif // ART_SRC_COMPILER_DEX_GROWABLE_LIST_H_