1 files changed, 73 insertions, 0 deletions
diff --git a/intern/cycles/util/system.h b/intern/cycles/util/system.h
new file mode 100644
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--- /dev/null
+++ b/intern/cycles/util/system.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2011-2013 Blender Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __UTIL_SYSTEM_H__
+#define __UTIL_SYSTEM_H__
+
+#include "util/string.h"
+#include "util/vector.h"
+
+CCL_NAMESPACE_BEGIN
+
+/* Make sure CPU groups / NUMA API is initialized. */
+bool system_cpu_ensure_initialized();
+
+/* Get total number of threads in all NUMA nodes / CPU groups. */
+int system_cpu_thread_count();
+
+/* Get width in characters of the current console output. */
+int system_console_width();
+
+/* Get number of available nodes.
+ *
+ * This is in fact an index of last node plus one and it's not guaranteed
+ * that all nodes up to this one are available. */
+int system_cpu_num_numa_nodes();
+
+/* Returns truth if the given node is available for compute. */
+bool system_cpu_is_numa_node_available(int node);
+
+/* Get number of available processors on a given node. */
+int system_cpu_num_numa_node_processors(int node);
+
+/* Runs the current thread and its children on a specific node.
+ *
+ * Returns truth if affinity has successfully changed. */
+bool system_cpu_run_thread_on_node(int node);
+
+/* Number of processors within the current CPU group (or within active thread
+ * thread affinity). */
+int system_cpu_num_active_group_processors();
+
+string system_cpu_brand_string();
+int system_cpu_bits();
+bool system_cpu_support_sse2();
+bool system_cpu_support_sse3();
+bool system_cpu_support_sse41();
+bool system_cpu_support_avx();
+bool system_cpu_support_avx2();
+
+size_t system_physical_ram();
+
+/* Start a new process of the current application with the given arguments. */
+bool system_call_self(const vector<string> &args);
+
+/* Get identifier of the currently running process. */
+uint64_t system_self_process_id();
+
+CCL_NAMESPACE_END
+
+#endif /* __UTIL_SYSTEM_H__ */