auto import from //depot/cupcake/@135843
diff --git a/libc/kernel/common/asm-generic/xor.h b/libc/kernel/common/asm-generic/xor.h
new file mode 100644
index 0000000..6b1e4e8
--- /dev/null
+++ b/libc/kernel/common/asm-generic/xor.h
@@ -0,0 +1,14 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ *** This header was automatically generated from a Linux kernel header
+ *** of the same name, to make information necessary for userspace to
+ *** call into the kernel available to libc. It contains only constants,
+ *** structures, and macros generated from the original header, and thus,
+ *** contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#include <asm/processor.h>
+
+#define XOR_TRY_TEMPLATES do { xor_speed(&xor_block_8regs); xor_speed(&xor_block_8regs_p); xor_speed(&xor_block_32regs); xor_speed(&xor_block_32regs_p); } while (0)