#ifndef MEMORY_H
#define MEMORY_H

#include "types.h"

typedef struct {
    int sp_high_water;
    int loc_cnt_high_water;
    int call_depth;
    int max_call_depth;
    int total_allocations;
    int total_deallocations;
} MemoryStats;

extern MemoryStats mem_stats;

void mem_init(void);
void mem_dump_stats(void);

int mem_check_sp(int required_sp, const char *context);
int mem_check_addr(int addr, const char *context);
int mem_check_loc_cnt(int required_cnt, const char *context);

long mem_read(int addr, const char *context);
void mem_write(int addr, long value, const char *context);

int mem_push(long value, const char *context);
long mem_pop(const char *context);

void mem_alloc_var(int size, const char *var_name);
void mem_free_frame(int old_sp, int old_loc_cnt, const char *context);

void mem_enter_call(const char *func_name);
void mem_exit_call(const char *func_name);

void mem_trace_state(const char *label);

#endif