diff --git a/lib/Target/Mips/MicroMipsInstrInfo.td b/lib/Target/Mips/MicroMipsInstrInfo.td
index 19120202af7..e20df2f4e62 100644
--- a/lib/Target/Mips/MicroMipsInstrInfo.td
+++ b/lib/Target/Mips/MicroMipsInstrInfo.td
@@ -642,10 +642,8 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
                      LW_FM_MM<0xc>;
 
   /// Arithmetic Instructions (3-Operand, R-Type)
-  def ADDu_MM  : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
-                 ADD_FM_MM<0, 0x150>;
-  def SUBu_MM  : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
-                 ADD_FM_MM<0, 0x1d0>;
+  def ADDu_MM  : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
+  def SUBu_MM  : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
   def MUL_MM   : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
   def ADD_MM   : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
   def SUB_MM   : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index c33b349a955..f2fdff8ff7c 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -1140,13 +1140,12 @@ def XORi  : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI, immZExt16,
                                xor>,
             ADDI_FM<0xe>;
 def LUi   : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
-let AdditionalPredicates = [NotInMicroMips] in {
+
 /// Arithmetic Instructions (3-Operand, R-Type)
 def ADDu  : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
             ADD_FM<0, 0x21>;
 def SUBu  : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
             ADD_FM<0, 0x23>;
-}
 let Defs = [HI0, LO0] in
 def MUL   : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
             ADD_FM<0x1c, 2>, ISA_MIPS32_NOT_32R6_64R6;
diff --git a/test/CodeGen/Mips/micromips-addu16.ll b/test/CodeGen/Mips/micromips-addu16.ll
deleted file mode 100644
index adebaf03bcf..00000000000
--- a/test/CodeGen/Mips/micromips-addu16.ll
+++ /dev/null
@@ -1,18 +0,0 @@
-; RUN: llc -march=mipsel -mcpu=mips32r2 -mattr=+micromips \
-; RUN:   -relocation-model=pic -O3 < %s | FileCheck %s
-
-define i32 @main() {
-entry:
-  %retval = alloca i32, align 4
-  %a = alloca i32, align 4
-  %b = alloca i32, align 4
-  %c = alloca i32, align 4
-  store i32 0, i32* %retval
-  %0 = load i32* %b, align 4
-  %1 = load i32* %c, align 4
-  %add = add nsw i32 %0, %1
-  store i32 %add, i32* %a, align 4
-  ret i32 0
-}
-
-; CHECK: addu16
diff --git a/test/CodeGen/Mips/micromips-subu16.ll b/test/CodeGen/Mips/micromips-subu16.ll
deleted file mode 100644
index 4ca16ef7c61..00000000000
--- a/test/CodeGen/Mips/micromips-subu16.ll
+++ /dev/null
@@ -1,18 +0,0 @@
-; RUN: llc -march=mipsel -mcpu=mips32r2 -mattr=+micromips \
-; RUN:   -relocation-model=pic -O3 < %s | FileCheck %s
-
-define i32 @main() {
-entry:
-  %retval = alloca i32, align 4
-  %a = alloca i32, align 4
-  %b = alloca i32, align 4
-  %c = alloca i32, align 4
-  store i32 0, i32* %retval
-  %0 = load i32* %b, align 4
-  %1 = load i32* %c, align 4
-  %sub = sub nsw i32 %0, %1
-  store i32 %sub, i32* %a, align 4
-  ret i32 0
-}
-
-; CHECK: subu16