diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index e3dfc5eb26b..cdff41f10fd 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -542,14 +542,14 @@ class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
   InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
          !strconcat(opstr, "\t$rd, $rs, $rt"),
          [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
-         IIslt, FrmR, opstr>;
+         II_SLT_SLTU, FrmR, opstr>;
 
 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
               RegisterOperand RO>:
   InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
          !strconcat(opstr, "\t$rt, $rs, $imm16"),
          [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
-         IIslt, FrmI, opstr>;
+         II_SLTI_SLTIU, FrmI, opstr>;
 
 // Jump
 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
diff --git a/lib/Target/Mips/MipsSchedule.td b/lib/Target/Mips/MipsSchedule.td
index a2487a9601b..cde40ac64c6 100644
--- a/lib/Target/Mips/MipsSchedule.td
+++ b/lib/Target/Mips/MipsSchedule.td
@@ -20,7 +20,6 @@ def IIAlu              : InstrItinClass;
 def IILoad             : InstrItinClass;
 def IIStore            : InstrItinClass;
 def IIBranch           : InstrItinClass;
-def IIslt              : InstrItinClass;
 def IIFcvt             : InstrItinClass;
 def IIFmove            : InstrItinClass;
 def IIFcmp             : InstrItinClass;
@@ -89,6 +88,8 @@ def II_SEB              : InstrItinClass;
 def II_SEH              : InstrItinClass;
 def II_SLL              : InstrItinClass;
 def II_SLLV             : InstrItinClass;
+def II_SLTI_SLTIU       : InstrItinClass; // slti and sltiu
+def II_SLT_SLTU         : InstrItinClass; // slt and sltu
 def II_SRA              : InstrItinClass;
 def II_SRAV             : InstrItinClass;
 def II_SRL              : InstrItinClass;