Index: lib/Headers/mmintrin.h
===================================================================
--- lib/Headers/mmintrin.h
+++ lib/Headers/mmintrin.h
@@ -85,7 +85,7 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VMOVQ / MOVD </c> instruction.
+/// This intrinsic corresponds to the <c> VMOVQ / MOVQ </c> instruction.
 ///
 /// \param __i
 ///    A 64-bit signed integer.
@@ -101,7 +101,7 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VMOVQ / MOVD </c> instruction.
+/// This intrinsic corresponds to the <c> VMOVQ / MOVQ </c> instruction.
 ///
 /// \param __m
 ///    A 64-bit integer vector.
@@ -1289,7 +1289,8 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VXORPS / XORPS </c> instruction.
+/// This intrinsic is a utility function and does not correspond to a specific
+///    instruction.
 ///
 /// \returns An initialized 64-bit integer vector with all elements set to zero.
 static __inline__ __m64 __DEFAULT_FN_ATTRS
@@ -1381,7 +1382,8 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VPSHUFD / PSHUFD </c> instruction.
+/// This intrinsic is a utility function and does not correspond to a specific
+///    instruction.
 ///
 /// \param __i
 ///    A 32-bit integer value used to initialize each vector element of the
@@ -1399,7 +1401,8 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VPSHUFLW / PSHUFLW </c> instruction.
+/// This intrinsic is a utility function and does not correspond to a specific
+///    instruction.
 ///
 /// \param __w
 ///    A 16-bit integer value used to initialize each vector element of the
@@ -1416,8 +1419,8 @@
 ///
 /// \headerfile <x86intrin.h>
 ///
-/// This intrinsic corresponds to the <c> VPUNPCKLBW + VPSHUFLW / PUNPCKLBW +
-///    PSHUFLW </c> instruction.
+/// This intrinsic is a utility function and does not correspond to a specific
+///    instruction.
 ///
 /// \param __b
 ///    An 8-bit integer value used to initialize each vector element of the