MyLittleCPU/src/memory.h

#pragma once

#include <stdint.h>
#include <stdlib.h>
#include "instruction.h"

#define MEM_CALL_STACK_OFFSET 0x00000FFF
#define MEM_PROGRAM_START     0x00001000
#define MEM_PROGRAM_END       0x0000FFFF
#define MEM_GP_START          0x00010000

// -- TYPES -- //
typedef struct {
    uint32_t size;
    uint8_t* data;
} Memory;

// -- FUNCTIONS -- //
Memory* initMemory(uint32_t size);
void freeMemory(Memory* m);
uint16_t memoryLoadWord(Memory* m, uint32_t address);
void memorySaveWord(Memory* m, uint32_t address, uint16_t value);
Instruction decodeInstruction(Memory* m, uint32_t* pc);