add debug logs on repacks.

Author: Djip007

ggml/src/ggml-cpu/amx/amx.cpp

@@ -66,6 +66,7 @@ static void ggml_backend_amx_buffer_memset_tensor(ggml_backend_buffer_t buffer,
 static void ggml_backend_amx_buffer_set_tensor(ggml_backend_buffer_t buffer, struct ggml_tensor * tensor,
                                                const void * data, size_t offset, size_t size) {
     if (qtype_has_amx_kernels(tensor->type)) {
+        GGML_LOG_DEBUG("%s: amx repack tensor %s of type %s\n", __func__, tensor->name, ggml_type_name(tensor->type));
         ggml_backend_amx_convert_weight(tensor, data, offset, size);
     } else {
         memcpy((char *) tensor->data + offset, data, size);

ggml/src/ggml-cpu/ggml-cpu-aarch64.cpp

@@ -4104,6 +4104,7 @@ template <typename BLOC_TYPE, int64_t INTER_SIZE, int64_t NB_COLS> class tensor_
     }
 
     int repack(struct ggml_tensor * t, const void * data, size_t data_size) override {
+        GGML_LOG_DEBUG("%s: repack tensor %s with %s_%ldx%ld\n", __func__, t->name, ggml_type_name(t->type), NB_COLS, INTER_SIZE);
         return ggml::cpu::aarch64::repack<BLOC_TYPE, INTER_SIZE, NB_COLS>(t, data, data_size);
     }
 };