Index: lib/Target/R600/SIInstrInfo.td
===================================================================
--- lib/Target/R600/SIInstrInfo.td
+++ lib/Target/R600/SIInstrInfo.td
@@ -319,7 +319,9 @@
   def _e32 : VOPC <
     op, (ins arc:$src0, vrc:$src1),
     opName#"_e32 $dst, $src0, $src1", []
-  >, VOP <opName>;
+  >, VOP <opName> {
+    let Defs = [VCC];
+  }
 
   def _e64 : VOP3 <
     {0, op{7}, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
Index: lib/Target/R600/SIInstructions.td
===================================================================
--- lib/Target/R600/SIInstructions.td
+++ lib/Target/R600/SIInstructions.td
@@ -114,7 +114,7 @@
 >;
 */
 
-let isCompare = 1 in {
+let isCompare = 1, Defs = [SCC] in {
 def S_CMPK_LG_I32 : SOPK_32 <0x00000004, "S_CMPK_LG_I32", []>;
 def S_CMPK_GT_I32 : SOPK_32 <0x00000005, "S_CMPK_GT_I32", []>;
 def S_CMPK_GE_I32 : SOPK_32 <0x00000006, "S_CMPK_GE_I32", []>;
@@ -126,7 +126,7 @@
 def S_CMPK_GE_U32 : SOPK_32 <0x0000000c, "S_CMPK_GE_U32", []>;
 def S_CMPK_LT_U32 : SOPK_32 <0x0000000d, "S_CMPK_LT_U32", []>;
 def S_CMPK_LE_U32 : SOPK_32 <0x0000000e, "S_CMPK_LE_U32", []>;
-} // End isCompare = 1
+} // End isCompare = 1, Defs = [SCC]
 
 let Defs = [SCC], isCommutable = 1 in {
   def S_ADDK_I32 : SOPK_32 <0x0000000f, "S_ADDK_I32", []>;
@@ -159,7 +159,7 @@
 defm V_CMP_NLT_F32 : VOPC_32 <0x0000000e, "V_CMP_NLT_F32">;
 defm V_CMP_TRU_F32 : VOPC_32 <0x0000000f, "V_CMP_TRU_F32">;
 
-let hasSideEffects = 1, Defs = [EXEC] in {
+let hasSideEffects = 1, Defs = [EXEC, VCC] in {
 
 defm V_CMPX_F_F32 : VOPC_32 <0x00000010, "V_CMPX_F_F32">;
 defm V_CMPX_LT_F32 : VOPC_32 <0x00000011, "V_CMPX_LT_F32">;
@@ -178,7 +178,7 @@
 defm V_CMPX_NLT_F32 : VOPC_32 <0x0000001e, "V_CMPX_NLT_F32">;
 defm V_CMPX_TRU_F32 : VOPC_32 <0x0000001f, "V_CMPX_TRU_F32">;
 
-} // End hasSideEffects = 1, Defs = [EXEC]
+} // End hasSideEffects = 1, Defs = [EXEC, VCC]
 
 defm V_CMP_F_F64 : VOPC_64 <0x00000020, "V_CMP_F_F64">;
 defm V_CMP_LT_F64 : VOPC_64 <0x00000021, "V_CMP_LT_F64", f64, COND_OLT>;
@@ -235,7 +235,7 @@
 defm V_CMPS_NLT_F32 : VOPC_32 <0x0000004e, "V_CMPS_NLT_F32">;
 defm V_CMPS_TRU_F32 : VOPC_32 <0x0000004f, "V_CMPS_TRU_F32">;
 
-let hasSideEffects = 1, Defs = [EXEC] in {
+let hasSideEffects = 1, Defs = [EXEC, VCC] in {
 
 defm V_CMPSX_F_F32 : VOPC_32 <0x00000050, "V_CMPSX_F_F32">;
 defm V_CMPSX_LT_F32 : VOPC_32 <0x00000051, "V_CMPSX_LT_F32">;
@@ -254,7 +254,7 @@
 defm V_CMPSX_NLT_F32 : VOPC_32 <0x0000005e, "V_CMPSX_NLT_F32">;
 defm V_CMPSX_TRU_F32 : VOPC_32 <0x0000005f, "V_CMPSX_TRU_F32">;
 
-} // End hasSideEffects = 1, Defs = [EXEC]
+} // End hasSideEffects = 1, Defs = [EXEC, VCC]
 
 defm V_CMPS_F_F64 : VOPC_64 <0x00000060, "V_CMPS_F_F64">;
 defm V_CMPS_LT_F64 : VOPC_64 <0x00000061, "V_CMPS_LT_F64">;
@@ -303,7 +303,7 @@
 defm V_CMP_GE_I32 : VOPC_32 <0x00000086, "V_CMP_GE_I32", i32, COND_SGE>;
 defm V_CMP_T_I32 : VOPC_32 <0x00000087, "V_CMP_T_I32">;
 
-let hasSideEffects = 1, Defs = [EXEC] in {
+let hasSideEffects = 1, Defs = [EXEC, VCC] in {
 
 defm V_CMPX_F_I32 : VOPC_32 <0x00000090, "V_CMPX_F_I32">;
 defm V_CMPX_LT_I32 : VOPC_32 <0x00000091, "V_CMPX_LT_I32">;
@@ -314,7 +314,7 @@
 defm V_CMPX_GE_I32 : VOPC_32 <0x00000096, "V_CMPX_GE_I32">;
 defm V_CMPX_T_I32 : VOPC_32 <0x00000097, "V_CMPX_T_I32">;
 
-} // End hasSideEffects = 1, Defs = [EXEC]
+} // End hasSideEffects = 1, Defs = [EXEC, VCC]
 
 defm V_CMP_F_I64 : VOPC_64 <0x000000a0, "V_CMP_F_I64">;
 defm V_CMP_LT_I64 : VOPC_64 <0x000000a1, "V_CMP_LT_I64", i64, COND_SLT>;
@@ -347,7 +347,7 @@
 defm V_CMP_GE_U32 : VOPC_32 <0x000000c6, "V_CMP_GE_U32", i32, COND_UGE>;
 defm V_CMP_T_U32 : VOPC_32 <0x000000c7, "V_CMP_T_U32">;
 
-let hasSideEffects = 1, Defs = [EXEC] in {
+let hasSideEffects = 1, Defs = [EXEC, VCC] in {
 
 defm V_CMPX_F_U32 : VOPC_32 <0x000000d0, "V_CMPX_F_U32">;
 defm V_CMPX_LT_U32 : VOPC_32 <0x000000d1, "V_CMPX_LT_U32">;
@@ -358,7 +358,7 @@
 defm V_CMPX_GE_U32 : VOPC_32 <0x000000d6, "V_CMPX_GE_U32">;
 defm V_CMPX_T_U32 : VOPC_32 <0x000000d7, "V_CMPX_T_U32">;
 
-} // End hasSideEffects = 1, Defs = [EXEC]
+} // End hasSideEffects = 1, Defs = [EXEC, VCC]
 
 defm V_CMP_F_U64 : VOPC_64 <0x000000e0, "V_CMP_F_U64">;
 defm V_CMP_LT_U64 : VOPC_64 <0x000000e1, "V_CMP_LT_U64", i64, COND_ULT>;
@@ -384,9 +384,9 @@
 
 defm V_CMP_CLASS_F32 : VOPC_32 <0x00000088, "V_CMP_CLASS_F32">;
 
-let hasSideEffects = 1, Defs = [EXEC] in {
+let hasSideEffects = 1, Defs = [EXEC, VCC] in {
 defm V_CMPX_CLASS_F32 : VOPC_32 <0x00000098, "V_CMPX_CLASS_F32">;
-} // End hasSideEffects = 1, Defs = [EXEC]
+} // End hasSideEffects = 1, Defs = [EXEC, VCC]
 
 defm V_CMP_CLASS_F64 : VOPC_64 <0x000000a8, "V_CMP_CLASS_F64">;