Code cleanup: moving poly/ into xenia/base/

src/xenia/base/memory_generic.cc

@@ -0,0 +1,75 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2014 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include "xenia/base/memory.h"
+
+#include <algorithm>
+
+#if !XE_PLATFORM_WIN32
+#include <unistd.h>
+#endif  // !XE_PLATFORM_WIN32
+
+namespace xe {
+
+size_t page_size() {
+  static size_t value = 0;
+  if (!value) {
+#if XE_PLATFORM_WIN32
+    SYSTEM_INFO si;
+    GetSystemInfo(&si);
+    value = si.dwPageSize;
+#else
+    value = getpagesize();
+#endif  // XE_PLATFORM_WIN32
+  }
+  return value;
+}
+
+// TODO(benvanik): fancy AVX versions.
+// http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/cb32b70b79f430456208a2cd521d028e0ece5d5b/entry/volk/kernels/volk/volk_16u_byteswap.h
+// http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/f2bc76cc65ffba51a141950f98e75364e49df874/entry/volk/kernels/volk/volk_32u_byteswap.h
+// http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/2c4c371885c31222362f70a1cd714415d1398021/entry/volk/kernels/volk/volk_64u_byteswap.h
+
+void copy_and_swap_16_aligned(uint16_t* dest, const uint16_t* src,
+                              size_t count) {
+  return copy_and_swap_16_unaligned(dest, src, count);
+}
+
+void copy_and_swap_16_unaligned(uint16_t* dest, const uint16_t* src,
+                                size_t count) {
+  for (size_t i = 0; i < count; ++i) {
+    dest[i] = byte_swap(src[i]);
+  }
+}
+
+void copy_and_swap_32_aligned(uint32_t* dest, const uint32_t* src,
+                              size_t count) {
+  return copy_and_swap_32_unaligned(dest, src, count);
+}
+
+void copy_and_swap_32_unaligned(uint32_t* dest, const uint32_t* src,
+                                size_t count) {
+  for (size_t i = 0; i < count; ++i) {
+    dest[i] = byte_swap(src[i]);
+  }
+}
+
+void copy_and_swap_64_aligned(uint64_t* dest, const uint64_t* src,
+                              size_t count) {
+  return copy_and_swap_64_unaligned(dest, src, count);
+}
+
+void copy_and_swap_64_unaligned(uint64_t* dest, const uint64_t* src,
+                                size_t count) {
+  for (size_t i = 0; i < count; ++i) {
+    dest[i] = byte_swap(src[i]);
+  }
+}
+
+}  // namespace xe