Pull in r200965 from upstream llvm trunk (by Venkatraman Govindaraju):

  [Sparc] Add support for parsing synthetic instruction 'mov'.

Introduced here: http://svnweb.freebsd.org/changeset/base/262261

Index: lib/Target/Sparc/SparcInstrAliases.td
===================================================================
--- lib/Target/Sparc/SparcInstrAliases.td
+++ lib/Target/Sparc/SparcInstrAliases.td
@@ -134,3 +134,9 @@ def : InstAlias<"retl", (RETL 8)>;
 
 // ret -> RET 8
 def : InstAlias<"ret", (RET 8)>;
+
+// mov reg, rd -> or %g0, reg, rd
+def : InstAlias<"mov $rs2, $rd", (ORrr IntRegs:$rd, G0, IntRegs:$rs2)>;
+
+// mov simm13, rd -> or %g0, simm13, rd
+def : InstAlias<"mov $simm13, $rd", (ORri IntRegs:$rd, G0, i32imm:$simm13)>;
Index: test/MC/Sparc/sparc-alu-instructions.s
===================================================================
--- test/MC/Sparc/sparc-alu-instructions.s
+++ test/MC/Sparc/sparc-alu-instructions.s
@@ -70,3 +70,8 @@
         ! CHECK: subxcc %g1, %g2, %g3 ! encoding: [0x86,0xe0,0x40,0x02]
         subxcc %g1, %g2, %g3
 
+        ! CHECK: or %g0, %g1, %g3     ! encoding: [0x86,0x10,0x00,0x01]
+        mov %g1, %g3
+
+        ! CHECK: or %g0, 255, %g3     ! encoding: [0x86,0x10,0x20,0xff]
+        mov 0xff, %g3