Cosmo/src/cchunk.h

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2020-10-28 05:16:30 +00:00
#ifndef CCHUNK_H
#define CCHUNK_H
#include "cosmo.h"
#include "coperators.h"
#include "cvalue.h"
typedef struct CValueArray CValueArray;
typedef struct CChunk {
size_t capacity; // the ammount of space we've allocated for
size_t count; // the space we're currently using
INSTRUCTION *buf; // whole chunk
CValueArray constants; // holds constants
size_t lineCapacity;
int *lineInfo;
} CChunk;
CChunk *newChunk(CState* state, size_t startCapacity);
void initChunk(CState* state, CChunk *chunk, size_t startCapacity);
void cleanChunk(CState* state, CChunk *chunk); // free's everything but the struct
void freeChunk(CState* state, CChunk *chunk); // free's everything including the struct
int addConstant(CState* state, CChunk *chunk, CValue value);
// write to chunk
void writeu8Chunk(CState* state, CChunk *chunk, INSTRUCTION i, int line);
void writeu16Chunk(CState* state, CChunk *chunk, uint16_t i, int line);
// read from chunk
static inline INSTRUCTION readu8Chunk(CChunk *chunk, int offset) {
return chunk->buf[offset];
}
static inline uint16_t readu16Chunk(CChunk *chunk, int offset) {
return *((uint16_t*)(&chunk->buf[offset]));
}
#endif