+static void lp_disk_cache_create(struct llvmpipe_screen *screen)
+{
+ struct mesa_sha1 ctx;
+ unsigned char sha1[20];
+ char cache_id[20 * 2 + 1];
+ _mesa_sha1_init(&ctx);
+
+ if (!disk_cache_get_function_identifier(lp_disk_cache_create, &ctx) ||
+ !disk_cache_get_function_identifier(LLVMLinkInMCJIT, &ctx))
+ return;
+
+ _mesa_sha1_final(&ctx, sha1);
+ disk_cache_format_hex_id(cache_id, sha1, 20 * 2);
+
+ screen->disk_shader_cache = disk_cache_create("llvmpipe", cache_id, 0);
+}
+
+static struct disk_cache *lp_get_disk_shader_cache(struct pipe_screen *_screen)
+{
+ struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
+
+ return screen->disk_shader_cache;
+}
+
+void lp_disk_cache_find_shader(struct llvmpipe_screen *screen,
+ struct lp_cached_code *cache,
+ unsigned char ir_sha1_cache_key[20])
+{
+ unsigned char sha1[CACHE_KEY_SIZE];
+
+ if (!screen->disk_shader_cache)
+ return;
+ disk_cache_compute_key(screen->disk_shader_cache, ir_sha1_cache_key, 20, sha1);
+
+ size_t binary_size;
+ uint8_t *buffer = disk_cache_get(screen->disk_shader_cache, sha1, &binary_size);
+ if (!buffer) {
+ cache->data_size = 0;
+ p_atomic_inc(&screen->num_disk_shader_cache_misses);
+ return;
+ }
+ cache->data_size = binary_size;
+ cache->data = buffer;
+ p_atomic_inc(&screen->num_disk_shader_cache_hits);
+}
+
+void lp_disk_cache_insert_shader(struct llvmpipe_screen *screen,
+ struct lp_cached_code *cache,
+ unsigned char ir_sha1_cache_key[20])
+{
+ unsigned char sha1[CACHE_KEY_SIZE];
+
+ if (!screen->disk_shader_cache || !cache->data_size || cache->dont_cache)
+ return;
+ disk_cache_compute_key(screen->disk_shader_cache, ir_sha1_cache_key, 20, sha1);
+ disk_cache_put(screen->disk_shader_cache, sha1, cache->data, cache->data_size, NULL);
+}