xenia/src/alloy/hir/instr.h
2014-01-25 20:30:41 -08:00

92 lines
2.2 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef ALLOY_HIR_INSTR_H_
#define ALLOY_HIR_INSTR_H_
#include <alloy/core.h>
#include <alloy/hir/opcodes.h>
#include <alloy/hir/value.h>
namespace alloy { namespace runtime { class FunctionInfo; } }
namespace alloy {
namespace hir {
class Block;
class Label;
enum SignatureType {
SIG_TYPE_X = 0,
SIG_TYPE_I8 = 1,
SIG_TYPE_I16 = 2,
SIG_TYPE_I32 = 3,
SIG_TYPE_I64 = 4,
SIG_TYPE_F32 = 5,
SIG_TYPE_F64 = 6,
SIG_TYPE_V128 = 7,
SIG_TYPE_C = (1 << 3),
SIG_TYPE_I8C = SIG_TYPE_C | SIG_TYPE_I8,
SIG_TYPE_I16C = SIG_TYPE_C | SIG_TYPE_I16,
SIG_TYPE_I32C = SIG_TYPE_C | SIG_TYPE_I32,
SIG_TYPE_I64C = SIG_TYPE_C | SIG_TYPE_I64,
SIG_TYPE_F32C = SIG_TYPE_C | SIG_TYPE_F32,
SIG_TYPE_F64C = SIG_TYPE_C | SIG_TYPE_F64,
SIG_TYPE_V128C = SIG_TYPE_C | SIG_TYPE_V128,
SIG_TYPE_IGNORE = 0xFF,
};
class Instr {
public:
Block* block;
Instr* next;
Instr* prev;
const OpcodeInfo* opcode;
uint16_t flags;
uint16_t ordinal;
typedef union {
runtime::FunctionInfo* symbol_info;
Label* label;
Value* value;
uint64_t offset;
} Op;
Value* dest;
Op src1;
Op src2;
Op src3;
Value::Use* src1_use;
Value::Use* src2_use;
Value::Use* src3_use;
void set_src1(Value* value);
void set_src2(Value* value);
void set_src3(Value* value);
bool Match(SignatureType dest = SIG_TYPE_X,
SignatureType src1 = SIG_TYPE_X,
SignatureType src2 = SIG_TYPE_X,
SignatureType src3 = SIG_TYPE_X) const;
void Replace(const OpcodeInfo* opcode, uint16_t flags);
void Remove();
};
} // namespace hir
} // namespace alloy
#endif // ALLOY_HIR_INSTR_H_