#ifndef RAVA_METHODCACHE_H
#define RAVA_METHODCACHE_H

#include <stddef.h>
#include <stdint.h>
#include "../ir/ir.h"

#define RAVA_METHOD_CACHE_SIZE 256
#define RAVA_METHOD_CACHE_MASK (RAVA_METHOD_CACHE_SIZE - 1)
#define RAVA_METHOD_CACHE_WAYS 2

typedef struct {
    uint32_t class_hash;
    uint32_t method_hash;
    RavaMethod_t* method;
} MethodCacheSlot_t;

typedef struct {
    MethodCacheSlot_t slots[RAVA_METHOD_CACHE_WAYS];
    uint8_t lru;
} MethodCacheEntry_t;

typedef struct MethodCache_s {
    MethodCacheEntry_t entries[RAVA_METHOD_CACHE_SIZE];
} MethodCache_t;

static inline uint32_t rava_methodcache_hash(const char* str) {
    uint32_t hash = 5381;
    while (*str) {
        hash = ((hash << 5) + hash) ^ (uint32_t)*str;
        str++;
    }
    return hash;
}

MethodCache_t* rava_methodcache_create(void);
void rava_methodcache_destroy(MethodCache_t* cache);
RavaMethod_t* rava_methodcache_lookup(MethodCache_t* cache,
                                      const char* classname,
                                      const char* methodname);
void rava_methodcache_insert(MethodCache_t* cache,
                             const char* classname,
                             const char* methodname,
                             RavaMethod_t* method);
void rava_methodcache_clear(MethodCache_t* cache);

#endif