dynarmic/src/frontend/ir/value.cpp
2016-08-17 20:46:21 +01:00

107 lines
2.6 KiB
C++

/* This file is part of the dynarmic project.
* Copyright (c) 2016 MerryMage
* This software may be used and distributed according to the terms of the GNU
* General Public License version 2 or any later version.
*/
#include "common/assert.h"
#include "frontend/ir/microinstruction.h"
#include "frontend/ir/value.h"
namespace Dynarmic {
namespace IR {
Value::Value(Inst* value) : type(Type::Opaque) {
inner.inst = value;
}
Value::Value(Arm::Reg value) : type(Type::RegRef) {
inner.imm_regref = value;
}
Value::Value(Arm::ExtReg value) : type(Type::ExtRegRef) {
inner.imm_extregref = value;
}
Value::Value(bool value) : type(Type::U1) {
inner.imm_u1 = value;
}
Value::Value(u8 value) : type(Type::U8) {
inner.imm_u8 = value;
}
Value::Value(u32 value) : type(Type::U32) {
inner.imm_u32 = value;
}
Value::Value(u64 value) : type(Type::U64) {
inner.imm_u64 = value;
}
bool Value::IsImmediate() const {
if (type == Type::Opaque)
return inner.inst->GetOpcode() == Opcode::Identity ? inner.inst->GetArg(0).IsImmediate() : false;
return true;
}
bool Value::IsEmpty() const {
return type == Type::Void;
}
Type Value::GetType() const {
if (type == Type::Opaque) {
if (inner.inst->GetOpcode() == Opcode::Identity) {
return inner.inst->GetArg(0).GetType();
} else {
return inner.inst->GetType();
}
}
return type;
}
Arm::Reg Value::GetRegRef() const {
DEBUG_ASSERT(type == Type::RegRef);
return inner.imm_regref;
}
Arm::ExtReg Value::GetExtRegRef() const {
DEBUG_ASSERT(type == Type::ExtRegRef);
return inner.imm_extregref;
}
Inst* Value::GetInst() const {
DEBUG_ASSERT(type == Type::Opaque);
return inner.inst;
}
bool Value::GetU1() const {
if (type == Type::Opaque && inner.inst->GetOpcode() == Opcode::Identity)
return inner.inst->GetArg(0).GetU1();
DEBUG_ASSERT(type == Type::U1);
return inner.imm_u1;
}
u8 Value::GetU8() const {
if (type == Type::Opaque && inner.inst->GetOpcode() == Opcode::Identity)
return inner.inst->GetArg(0).GetU8();
DEBUG_ASSERT(type == Type::U8);
return inner.imm_u8;
}
u32 Value::GetU32() const {
if (type == Type::Opaque && inner.inst->GetOpcode() == Opcode::Identity)
return inner.inst->GetArg(0).GetU32();
DEBUG_ASSERT(type == Type::U32);
return inner.imm_u32;
}
u64 Value::GetU64() const {
if (type == Type::Opaque && inner.inst->GetOpcode() == Opcode::Identity)
return inner.inst->GetArg(0).GetU64();
DEBUG_ASSERT(type == Type::U64);
return inner.imm_u64;
}
} // namespace IR
} // namespace Dynarmic