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-rw-r--r--runtime/arch/code_offset.h94
1 files changed, 0 insertions, 94 deletions
diff --git a/runtime/arch/code_offset.h b/runtime/arch/code_offset.h
deleted file mode 100644
index f0c6d22ef2..0000000000
--- a/runtime/arch/code_offset.h
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * Copyright (C) 2017 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_RUNTIME_ARCH_CODE_OFFSET_H_
-#define ART_RUNTIME_ARCH_CODE_OFFSET_H_
-
-#include <iosfwd>
-
-#include <android-base/logging.h>
-
-#include "arch/instruction_set.h"
-#include "base/bit_utils.h"
-#include "base/macros.h"
-
-namespace art {
-
-// CodeOffset is a holder for compressed code offsets. Since some architectures have alignment
-// requirements it is possible to compress code offsets to reduce stack map sizes.
-class CodeOffset {
- public:
- ALWAYS_INLINE static CodeOffset FromOffset(uint32_t offset, InstructionSet isa = kRuntimeISA) {
- return CodeOffset(offset / GetInstructionSetInstructionAlignment(isa));
- }
-
- ALWAYS_INLINE static CodeOffset FromCompressedOffset(uint32_t offset) {
- return CodeOffset(offset);
- }
-
- ALWAYS_INLINE uint32_t Uint32Value(InstructionSet isa = kRuntimeISA) const {
- uint32_t decoded = value_ * GetInstructionSetInstructionAlignment(isa);
- DCHECK_GE(decoded, value_) << "Integer overflow";
- return decoded;
- }
-
- // Return compressed internal value.
- ALWAYS_INLINE uint32_t CompressedValue() const {
- return value_;
- }
-
- ALWAYS_INLINE CodeOffset() = default;
- ALWAYS_INLINE CodeOffset(const CodeOffset&) = default;
- ALWAYS_INLINE CodeOffset& operator=(const CodeOffset&) = default;
- ALWAYS_INLINE CodeOffset& operator=(CodeOffset&&) = default;
-
- private:
- ALWAYS_INLINE explicit CodeOffset(uint32_t value) : value_(value) {}
-
- uint32_t value_ = 0u;
-};
-
-inline bool operator==(const CodeOffset& a, const CodeOffset& b) {
- return a.CompressedValue() == b.CompressedValue();
-}
-
-inline bool operator!=(const CodeOffset& a, const CodeOffset& b) {
- return !(a == b);
-}
-
-inline bool operator<(const CodeOffset& a, const CodeOffset& b) {
- return a.CompressedValue() < b.CompressedValue();
-}
-
-inline bool operator<=(const CodeOffset& a, const CodeOffset& b) {
- return a.CompressedValue() <= b.CompressedValue();
-}
-
-inline bool operator>(const CodeOffset& a, const CodeOffset& b) {
- return a.CompressedValue() > b.CompressedValue();
-}
-
-inline bool operator>=(const CodeOffset& a, const CodeOffset& b) {
- return a.CompressedValue() >= b.CompressedValue();
-}
-
-inline std::ostream& operator<<(std::ostream& os, const CodeOffset& offset) {
- return os << offset.Uint32Value();
-}
-
-} // namespace art
-
-#endif // ART_RUNTIME_ARCH_CODE_OFFSET_H_