44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
//---
|
|
// fxos.disassembly: Disassembler
|
|
//---
|
|
|
|
#ifndef LIBFXOS_DISASSEMBLY_H
|
|
#define LIBFXOS_DISASSEMBLY_H
|
|
|
|
#include <fxos/lang.h>
|
|
#include <fxos/semantics.h>
|
|
|
|
#include <vector>
|
|
#include <optional>
|
|
|
|
namespace FxOS {
|
|
|
|
/* Register an instruction.
|
|
@inst Instruction with [opcode] set to the binary pattern
|
|
|
|
Typically this is called by loader functions from data tables describing
|
|
instructions with parameters, not manually. See <fxos/load.h>. */
|
|
void register_instruction(Instruction ins);
|
|
|
|
/* A loaded instruction with all relevant information, and more. */
|
|
class LoadedInstruction
|
|
{
|
|
private:
|
|
/* What instruction it is */
|
|
Instruction &m_inst;
|
|
|
|
/* Operands for arguments, if they have been determined */
|
|
// std::vector<std::optional<Operand>> args;
|
|
|
|
/* Jump targets, used for jump instructions only. The first jmp is for
|
|
unconditional jumps; jmpt and jmpf are for conditional jumps. In
|
|
many situations the jump is forced on a general instruction by a
|
|
preceding branch due to the delay slot mechanism. */
|
|
union { uint32_t jmp, jmpt; };
|
|
uint32_t jmpf;
|
|
};
|
|
|
|
} /* namespace FxOS */
|
|
|
|
#endif /* LIBFXOS_DISASSEMBLY_H */
|