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Diffstat (limited to 'compiler/optimizing/nodes_arm.h')
-rw-r--r-- | compiler/optimizing/nodes_arm.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/compiler/optimizing/nodes_arm.h b/compiler/optimizing/nodes_arm.h deleted file mode 100644 index d9f9740e73..0000000000 --- a/compiler/optimizing/nodes_arm.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Copyright (C) 2015 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_COMPILER_OPTIMIZING_NODES_ARM_H_ -#define ART_COMPILER_OPTIMIZING_NODES_ARM_H_ - -namespace art { - -class HArmDexCacheArraysBase FINAL : public HExpression<0> { - public: - explicit HArmDexCacheArraysBase(const DexFile& dex_file) - : HExpression(Primitive::kPrimInt, SideEffects::None(), kNoDexPc), - dex_file_(&dex_file), - element_offset_(static_cast<size_t>(-1)) { } - - bool CanBeMoved() const OVERRIDE { return true; } - - void UpdateElementOffset(size_t element_offset) { - // Use the lowest offset from the requested elements so that all offsets from - // this base are non-negative because our assemblers emit negative-offset loads - // as a sequence of two or more instructions. (However, positive offsets beyond - // 4KiB also require two or more instructions, so this simple heuristic could - // be improved for cases where there is a dense cluster of elements far from - // the lowest offset. This is expected to be rare enough though, so we choose - // not to spend compile time on elaborate calculations.) - element_offset_ = std::min(element_offset_, element_offset); - } - - const DexFile& GetDexFile() const { - return *dex_file_; - } - - size_t GetElementOffset() const { - return element_offset_; - } - - DECLARE_INSTRUCTION(ArmDexCacheArraysBase); - - private: - const DexFile* dex_file_; - size_t element_offset_; - - DISALLOW_COPY_AND_ASSIGN(HArmDexCacheArraysBase); -}; - -} // namespace art - -#endif // ART_COMPILER_OPTIMIZING_NODES_ARM_H_ |