1 files changed, 51 insertions, 0 deletions
diff --git a/ruy/allocator.cc b/ruy/allocator.cc
new file mode 100644
index 0000000..d8fb738
--- /dev/null
+++ b/ruy/allocator.cc
@@ -0,0 +1,51 @@
+/* Copyright 2019 Google LLC. All Rights Reserved.
+
+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.
+==============================================================================*/
+
+#include "ruy/allocator.h"
+
+#include <cstdint>
+#include <cstdlib>
+
+#ifdef _WIN32
+#include <malloc.h>
+#endif
+
+namespace ruy {
+
+namespace detail {
+
+void *SystemAlignedAlloc(std::ptrdiff_t num_bytes) {
+#ifdef _WIN32
+  return _aligned_malloc(num_bytes, kMinimumBlockAlignment);
+#else
+  void *ptr;
+  if (posix_memalign(&ptr, kMinimumBlockAlignment, num_bytes)) {
+    return nullptr;
+  }
+  return ptr;
+#endif
+}
+
+void SystemAlignedFree(void *ptr) {
+#ifdef _WIN32
+  _aligned_free(ptr);
+#else
+  free(ptr);
+#endif
+}
+
+}  // namespace detail
+
+}  // namespace ruy