Refactoring: progress on SSE2

Clean up tests

1 files changed, 22 insertions, 0 deletions

diff --git a/aligned.h b/aligned.h
new file mode 100644
index 0000000..44889d1
--- /dev/null
+++ b/aligned.h
@@ -0,0 +1,22 @@
+#pragma once
+
+// Define allocation like:
+// free_ptr<Integer> quantized(AlignedArray<Integer>(rows * cols));
+// This is only used by tests.
+
+#include <memory>
+
+namespace intgemm {
+
+struct DeleteWithFree {
+  template <class T> void operator() (T *t) const {
+    std::free(const_cast<std::remove_const_t<T>* >(t));
+  }
+};
+template <class T> using free_ptr = std::unique_ptr<T, DeleteWithFree>;
+// Return memory suitably aligned for SIMD.
+template <class T> T* AlignedArray(std::size_t size) {
+  return static_cast<T*>(aligned_alloc(64, size * sizeof(T)));
+}
+
+} // namespace intgemm