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#ifndef _vm_h
#define _vm_h
#include <stddef.h>
#include <stdlib.h>
#include <stdint.h>
#include "val.h"
void *M(void *p, size_t sz);
typedef struct {
// bytecode
size_t blen;
size_t bcap;
uint8_t *b;
// constants
size_t clen;
size_t ccap;
Val *c;
} Chunk;
Chunk chunk_new();
size_t chunk_wbc(Chunk *ch, uint8_t byte);
size_t chunk_wconst(Chunk *ch, Val v);
#define STACKSIZE 128
typedef struct {
Chunk *ch;
size_t ip;
Val stack[STACKSIZE];
size_t sp;
} Vm;
Vm vm_new(Chunk *ch);
typedef enum {
OP_RET,
OP_LOADK,
OP_PRINT,
} Op;
#endif
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