}
}
#endif // GGML_USE_CUBLAS
+
#if defined(GGML_USE_CUBLAS) || defined(GGML_USE_CLBLAST)
const int n_gpu = std::min(n_gpu_layers, int(hparams.n_layer));
fprintf(stderr, "%s: offloading non-repeating layers to GPU\n", __func__);
}
size_t vram_kv_cache = 0;
+
+#ifdef GGML_USE_CUBLAS
+ const int max_backend_supported_layers = hparams.n_layer + 3;
+ const int max_offloadable_layers = low_vram ? hparams.n_layer + 1 : hparams.n_layer + 3;
if (n_gpu_layers > (int) hparams.n_layer + 1) {
if (low_vram) {
fprintf(stderr, "%s: cannot offload v cache to GPU due to low VRAM option\n", __func__);
vram_kv_cache += MEM_REQ_KV_SELF().at(model.type) / 2;
}
}
- const int max_offloadable_layers = low_vram ? hparams.n_layer + 1 : hparams.n_layer + 3;
+#elif defined(GGML_USE_CLBLAST)
+ const int max_backend_supported_layers = hparams.n_layer + 1;
+ const int max_offloadable_layers = hparams.n_layer + 1;
+#endif // GGML_USE_CUBLAS
+
fprintf(stderr, "%s: offloaded %d/%d layers to GPU\n",
- __func__, std::min(n_gpu_layers, max_offloadable_layers), hparams.n_layer + 3);
+ __func__, std::min(n_gpu_layers, max_offloadable_layers), max_backend_supported_layers);
fprintf(stderr, "%s: total VRAM used: %zu MB\n",
__func__, (vram_weights + vram_scratch + vram_kv_cache + MB - 1) / MB); // round up
#else
(void) n_gpu_layers;
-#endif
+#endif // defined(GGML_USE_CUBLAS) || defined(GGML_USE_CLBLAST)
}
// populate `tensors_by_name`