From 694c597d9d3572331b7bb16b5ab354653b938792 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Sun, 17 Jun 2018 12:33:33 +0100
Subject: Refactoring: progress on SSE2 Clean up tests

---
 aligned.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 aligned.h

(limited to 'aligned.h')

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
-- 
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