You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
187 lines
6.9 KiB
187 lines
6.9 KiB
/*
|
|
* Copyright (C) 2014 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_LIBDEXFILE_DEX_DEX_INSTRUCTION_UTILS_H_
|
|
#define ART_LIBDEXFILE_DEX_DEX_INSTRUCTION_UTILS_H_
|
|
|
|
#include "dex_instruction.h"
|
|
|
|
namespace art {
|
|
|
|
// Dex invoke type corresponds to the ordering of INVOKE instructions;
|
|
// this order is the same for range and non-range invokes.
|
|
enum DexInvokeType : uint8_t {
|
|
kDexInvokeVirtual = 0, // invoke-virtual, invoke-virtual-range
|
|
kDexInvokeSuper, // invoke-super, invoke-super-range
|
|
kDexInvokeDirect, // invoke-direct, invoke-direct-range
|
|
kDexInvokeStatic, // invoke-static, invoke-static-range
|
|
kDexInvokeInterface, // invoke-interface, invoke-interface-range
|
|
kDexInvokeTypeCount
|
|
};
|
|
|
|
// Dex instruction memory access types correspond to the ordering of GET/PUT instructions;
|
|
// this order is the same for IGET, IPUT, SGET, SPUT, AGET and APUT.
|
|
enum DexMemAccessType : uint8_t {
|
|
kDexMemAccessWord = 0, // op 0; int or float, the actual type is not encoded.
|
|
kDexMemAccessWide, // op_WIDE 1; long or double, the actual type is not encoded.
|
|
kDexMemAccessObject, // op_OBJECT 2; the actual reference type is not encoded.
|
|
kDexMemAccessBoolean, // op_BOOLEAN 3
|
|
kDexMemAccessByte, // op_BYTE 4
|
|
kDexMemAccessChar, // op_CHAR 5
|
|
kDexMemAccessShort, // op_SHORT 6
|
|
kDexMemAccessTypeCount
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream& os, DexMemAccessType type);
|
|
|
|
// NOTE: The following functions disregard quickened instructions.
|
|
|
|
// By "direct" const we mean to exclude const-string and const-class
|
|
// which load data from somewhere else, i.e. indirectly.
|
|
constexpr bool IsInstructionDirectConst(Instruction::Code opcode) {
|
|
return Instruction::CONST_4 <= opcode && opcode <= Instruction::CONST_WIDE_HIGH16;
|
|
}
|
|
|
|
constexpr bool IsInstructionConstWide(Instruction::Code opcode) {
|
|
return Instruction::CONST_WIDE_16 <= opcode && opcode <= Instruction::CONST_WIDE_HIGH16;
|
|
}
|
|
|
|
constexpr bool IsInstructionReturn(Instruction::Code opcode) {
|
|
return Instruction::RETURN_VOID <= opcode && opcode <= Instruction::RETURN_OBJECT;
|
|
}
|
|
|
|
constexpr bool IsInstructionInvoke(Instruction::Code opcode) {
|
|
return Instruction::INVOKE_VIRTUAL <= opcode && opcode <= Instruction::INVOKE_INTERFACE_RANGE &&
|
|
opcode != Instruction::UNUSED_73;
|
|
}
|
|
|
|
constexpr bool IsInstructionInvokeStatic(Instruction::Code opcode) {
|
|
return opcode == Instruction::INVOKE_STATIC || opcode == Instruction::INVOKE_STATIC_RANGE;
|
|
}
|
|
|
|
constexpr bool IsInstructionGoto(Instruction::Code opcode) {
|
|
return Instruction::GOTO <= opcode && opcode <= Instruction::GOTO_32;
|
|
}
|
|
|
|
constexpr bool IsInstructionIfCc(Instruction::Code opcode) {
|
|
return Instruction::IF_EQ <= opcode && opcode <= Instruction::IF_LE;
|
|
}
|
|
|
|
constexpr bool IsInstructionIfCcZ(Instruction::Code opcode) {
|
|
return Instruction::IF_EQZ <= opcode && opcode <= Instruction::IF_LEZ;
|
|
}
|
|
|
|
constexpr bool IsInstructionIGet(Instruction::Code code) {
|
|
return Instruction::IGET <= code && code <= Instruction::IGET_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionIPut(Instruction::Code code) {
|
|
return Instruction::IPUT <= code && code <= Instruction::IPUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionSGet(Instruction::Code code) {
|
|
return Instruction::SGET <= code && code <= Instruction::SGET_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionSPut(Instruction::Code code) {
|
|
return Instruction::SPUT <= code && code <= Instruction::SPUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionAGet(Instruction::Code code) {
|
|
return Instruction::AGET <= code && code <= Instruction::AGET_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionAPut(Instruction::Code code) {
|
|
return Instruction::APUT <= code && code <= Instruction::APUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionIGetOrIPut(Instruction::Code code) {
|
|
return Instruction::IGET <= code && code <= Instruction::IPUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionSGetOrSPut(Instruction::Code code) {
|
|
return Instruction::SGET <= code && code <= Instruction::SPUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionAGetOrAPut(Instruction::Code code) {
|
|
return Instruction::AGET <= code && code <= Instruction::APUT_SHORT;
|
|
}
|
|
|
|
constexpr bool IsInstructionBinOp2Addr(Instruction::Code code) {
|
|
return Instruction::ADD_INT_2ADDR <= code && code <= Instruction::REM_DOUBLE_2ADDR;
|
|
}
|
|
|
|
constexpr bool IsInvokeInstructionRange(Instruction::Code opcode) {
|
|
DCHECK(IsInstructionInvoke(opcode));
|
|
return opcode >= Instruction::INVOKE_VIRTUAL_RANGE;
|
|
}
|
|
|
|
constexpr DexInvokeType InvokeInstructionType(Instruction::Code opcode) {
|
|
DCHECK(IsInstructionInvoke(opcode));
|
|
return static_cast<DexInvokeType>(IsInvokeInstructionRange(opcode)
|
|
? (opcode - Instruction::INVOKE_VIRTUAL_RANGE)
|
|
: (opcode - Instruction::INVOKE_VIRTUAL));
|
|
}
|
|
|
|
constexpr DexMemAccessType IGetMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionIGet(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::IGET);
|
|
}
|
|
|
|
constexpr DexMemAccessType IPutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionIPut(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::IPUT);
|
|
}
|
|
|
|
constexpr DexMemAccessType SGetMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionSGet(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::SGET);
|
|
}
|
|
|
|
constexpr DexMemAccessType SPutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionSPut(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::SPUT);
|
|
}
|
|
|
|
constexpr DexMemAccessType AGetMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionAGet(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::AGET);
|
|
}
|
|
|
|
constexpr DexMemAccessType APutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionAPut(code));
|
|
return static_cast<DexMemAccessType>(code - Instruction::APUT);
|
|
}
|
|
|
|
constexpr DexMemAccessType IGetOrIPutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionIGetOrIPut(code));
|
|
return (code >= Instruction::IPUT) ? IPutMemAccessType(code) : IGetMemAccessType(code);
|
|
}
|
|
|
|
constexpr DexMemAccessType SGetOrSPutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionSGetOrSPut(code));
|
|
return (code >= Instruction::SPUT) ? SPutMemAccessType(code) : SGetMemAccessType(code);
|
|
}
|
|
|
|
constexpr DexMemAccessType AGetOrAPutMemAccessType(Instruction::Code code) {
|
|
DCHECK(IsInstructionAGetOrAPut(code));
|
|
return (code >= Instruction::APUT) ? APutMemAccessType(code) : AGetMemAccessType(code);
|
|
}
|
|
|
|
} // namespace art
|
|
|
|
#endif // ART_LIBDEXFILE_DEX_DEX_INSTRUCTION_UTILS_H_
|