1 files changed, 47 insertions, 0 deletions
diff --git a/mozglue/build/ppc.h b/mozglue/build/ppc.h
new file mode 100644
index 0000000000..9527d8dadd
--- /dev/null
+++ b/mozglue/build/ppc.h
@@ -0,0 +1,47 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* compile-time and runtime tests for whether to use Power ISA-specific
+   extensions */
+
+#ifndef mozilla_ppc_h_
+#define mozilla_ppc_h_
+
+// for definition of MFBT_DATA
+#include "mozilla/Types.h"
+
+namespace mozilla {
+namespace ppc_private {
+extern bool MFBT_DATA vmx_enabled;
+extern bool MFBT_DATA vsx_enabled;
+extern bool MFBT_DATA vsx3_enabled;
+}  // namespace ppc_private
+
+inline bool supports_vmx() {
+#ifdef __powerpc__
+  return ppc_private::vmx_enabled;
+#else
+  return false;
+#endif
+}
+
+inline bool supports_vsx() {
+#ifdef __powerpc__
+  return ppc_private::vsx_enabled;
+#else
+  return false;
+#endif
+}
+
+inline bool supports_vsx3() {
+#ifdef __powerpc__
+  return ppc_private::vsx3_enabled;
+#else
+  return false;
+#endif
+}
+
+}  // namespace mozilla
+
+#endif /* !defined(mozilla_ppc_h_) */