Index: lib/Target/PowerPC/PPCInstrAltivec.td
===================================================================
--- lib/Target/PowerPC/PPCInstrAltivec.td
+++ lib/Target/PowerPC/PPCInstrAltivec.td
@@ -1213,3 +1213,26 @@
                               int_ppc_altivec_crypto_vncipherlast, v2i64>;
 def VSBOX : VXBX_Int_Ty<1480, "vsbox", int_ppc_altivec_crypto_vsbox, v2i64>;
 } // HasP8Crypto
+
+def HasP9Altivec : Predicate<"PPCSubTarget->hasP9Altivec()">;
+let Predicates = [HasP9Altivec] in {
+
+// Vector Compare Not Equal (Zero)
+// i8 element comparisons.
+def VCMPNEB   : VCMP <  7, "vcmpneb $vD, $vA, $vB"  , v16i8>;
+def VCMPNEBo  : VCMPo<  7, "vcmpneb. $vD, $vA, $vB" , v16i8>;
+def VCMPNEZB  : VCMP <263, "vcmpnezb $vD, $vA, $vB" , v16i8>;
+def VCMPNEZBo : VCMPo<263, "vcmpnezb. $vD, $vA, $vB", v16i8>;
+
+// i16 element comparisons.
+def VCMPNEH   : VCMP < 71, "vcmpneh $vD, $vA, $vB"  , v8i16>;
+def VCMPNEHo  : VCMPo< 71, "vcmpneh. $vD, $vA, $vB" , v8i16>;
+def VCMPNEZH  : VCMP <327, "vcmpnezh $vD, $vA, $vB" , v8i16>;
+def VCMPNEZHo : VCMPo<327, "vcmpnezh. $vD, $vA, $vB", v8i16>;
+
+// i32 element comparisons.
+def VCMPNEW   : VCMP <135, "vcmpnew $vD, $vA, $vB"  , v4i32>;
+def VCMPNEWo  : VCMPo<135, "vcmpnew. $vD, $vA, $vB" , v4i32>;
+def VCMPNEZW  : VCMP <391, "vcmpnezw $vD, $vA, $vB" , v4i32>;
+def VCMPNEZWo : VCMPo<391, "vcmpnezw. $vD, $vA, $vB", v4i32>;
+} // end HasP9Altivec
Index: lib/Target/PowerPC/PPCSubtarget.h
===================================================================
--- lib/Target/PowerPC/PPCSubtarget.h
+++ lib/Target/PowerPC/PPCSubtarget.h
@@ -92,6 +92,7 @@
   bool HasP8Vector;
   bool HasP8Altivec;
   bool HasP8Crypto;
+  bool HasP9Altivec;
   bool HasFCPSGN;
   bool HasFSQRT;
   bool HasFRE, HasFRES, HasFRSQRTE, HasFRSQRTES;
@@ -229,6 +230,7 @@
   bool hasP8Vector() const { return HasP8Vector; }
   bool hasP8Altivec() const { return HasP8Altivec; }
   bool hasP8Crypto() const { return HasP8Crypto; }
+  bool hasP9Altivec() const { return HasP9Altivec; }
   bool hasMFOCRF() const { return HasMFOCRF; }
   bool hasISEL() const { return HasISEL; }
   bool hasPOPCNTD() const { return HasPOPCNTD; }
Index: lib/Target/PowerPC/PPCSubtarget.cpp
===================================================================
--- lib/Target/PowerPC/PPCSubtarget.cpp
+++ lib/Target/PowerPC/PPCSubtarget.cpp
@@ -70,6 +70,7 @@
   HasP8Vector = false;
   HasP8Altivec = false;
   HasP8Crypto = false;
+  HasP9Altivec = false;
   HasFCPSGN = false;
   HasFSQRT = false;
   HasFRE = false;
Index: test/MC/Disassembler/PowerPC/ppc64-encoding-vmx.txt
===================================================================
--- test/MC/Disassembler/PowerPC/ppc64-encoding-vmx.txt
+++ test/MC/Disassembler/PowerPC/ppc64-encoding-vmx.txt
@@ -489,6 +489,42 @@
 # CHECK: vcmpgtud. 2, 3, 4
 0x10 0x43 0x26 0xc7
 
+# CHECK: vcmpneb   2, 3, 4
+0x10 0x43 0x20 0x07
+
+# CHECK: vcmpneb.  2, 3, 4
+0x10 0x43 0x24 0x07
+
+# CHECK: vcmpnezb  2, 3, 4
+0x10 0x43 0x21 0x07
+
+# CHECK: vcmpnezb. 2, 3, 4
+0x10 0x43 0x25 0x07
+
+# CHECK: vcmpneh   2, 3, 4
+0x10 0x43 0x20 0x47
+
+# CHECK: vcmpneh.  2, 3, 4
+0x10 0x43 0x24 0x47
+
+# CHECK: vcmpnezh  2, 3, 4
+0x10 0x43 0x21 0x47
+
+# CHECK: vcmpnezh. 2, 3, 4
+0x10 0x43 0x25 0x47
+
+# CHECK: vcmpnew   2, 3, 4
+0x10 0x43 0x20 0x87
+
+# CHECK: vcmpnew.  2, 3, 4
+0x10 0x43 0x24 0x87
+
+# CHECK: vcmpnezw  2, 3, 4
+0x10 0x43 0x21 0x87
+
+# CHECK: vcmpnezw. 2, 3, 4
+0x10 0x43 0x25 0x87
+
 # CHECK: vand 2, 3, 4                    
 0x10 0x43 0x24 0x04
 
Index: test/MC/PowerPC/ppc64-encoding-vmx.s
===================================================================
--- test/MC/PowerPC/ppc64-encoding-vmx.s
+++ test/MC/PowerPC/ppc64-encoding-vmx.s
@@ -530,6 +530,43 @@
 # CHECK-LE: vcmpgtud. 2, 3, 4               # encoding: [0xc7,0x26,0x43,0x10]
             vcmpgtud. 2, 3, 4
         
+# CHECK-BE: vcmpneb 2, 3, 4                 # encoding: [0x10,0x43,0x20,0x07]
+# CHECK-LE: vcmpneb 2, 3, 4                 # encoding: [0x07,0x20,0x43,0x10]
+            vcmpneb 2, 3, 4
+# CHECK-BE: vcmpneb. 2, 3, 4                # encoding: [0x10,0x43,0x24,0x07]
+# CHECK-LE: vcmpneb. 2, 3, 4                # encoding: [0x07,0x24,0x43,0x10]
+            vcmpneb. 2, 3, 4
+# CHECK-BE: vcmpnezb 2, 3, 4                # encoding: [0x10,0x43,0x21,0x07]
+# CHECK-LE: vcmpnezb 2, 3, 4                # encoding: [0x07,0x21,0x43,0x10]
+            vcmpnezb 2, 3, 4
+# CHECK-BE: vcmpnezb. 2, 3, 4               # encoding: [0x10,0x43,0x25,0x07]
+# CHECK-LE: vcmpnezb. 2, 3, 4               # encoding: [0x07,0x25,0x43,0x10]
+            vcmpnezb. 2, 3, 4
+# CHECK-BE: vcmpneh 2, 3, 4                 # encoding: [0x10,0x43,0x20,0x47]
+# CHECK-LE: vcmpneh 2, 3, 4                 # encoding: [0x47,0x20,0x43,0x10]
+            vcmpneh 2, 3, 4
+# CHECK-BE: vcmpneh. 2, 3, 4                # encoding: [0x10,0x43,0x24,0x47]
+# CHECK-LE: vcmpneh. 2, 3, 4                # encoding: [0x47,0x24,0x43,0x10]
+            vcmpneh. 2, 3, 4
+# CHECK-BE: vcmpnezh 2, 3, 4                # encoding: [0x10,0x43,0x21,0x47]
+# CHECK-LE: vcmpnezh 2, 3, 4                # encoding: [0x47,0x21,0x43,0x10]
+            vcmpnezh 2, 3, 4
+# CHECK-BE: vcmpnezh. 2, 3, 4               # encoding: [0x10,0x43,0x25,0x47]
+# CHECK-LE: vcmpnezh. 2, 3, 4               # encoding: [0x47,0x25,0x43,0x10]
+            vcmpnezh. 2, 3, 4
+# CHECK-BE: vcmpnew 2, 3, 4                 # encoding: [0x10,0x43,0x20,0x87]
+# CHECK-LE: vcmpnew 2, 3, 4                 # encoding: [0x87,0x20,0x43,0x10]
+            vcmpnew 2, 3, 4
+# CHECK-BE: vcmpnew. 2, 3, 4                # encoding: [0x10,0x43,0x24,0x87]
+# CHECK-LE: vcmpnew. 2, 3, 4                # encoding: [0x87,0x24,0x43,0x10]
+            vcmpnew. 2, 3, 4
+# CHECK-BE: vcmpnezw 2, 3, 4                # encoding: [0x10,0x43,0x21,0x87]
+# CHECK-LE: vcmpnezw 2, 3, 4                # encoding: [0x87,0x21,0x43,0x10]
+            vcmpnezw 2, 3, 4
+# CHECK-BE: vcmpnezw. 2, 3, 4               # encoding: [0x10,0x43,0x25,0x87]
+# CHECK-LE: vcmpnezw. 2, 3, 4               # encoding: [0x87,0x25,0x43,0x10]
+            vcmpnezw. 2, 3, 4
+
 # Vector integer logical instructions
 
 # CHECK-BE: vand 2, 3, 4                    # encoding: [0x10,0x43,0x24,0x04]