3 files changed, 12 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsInstructionSelector.cpp b/llvm/lib/Target/Mips/MipsInstructionSelector.cpp
index 2ea76f51874..41856476716 100644
--- a/llvm/lib/Target/Mips/MipsInstructionSelector.cpp
+++ b/llvm/lib/Target/Mips/MipsInstructionSelector.cpp
@@ -153,6 +153,13 @@ bool MipsInstructionSelector::select(MachineInstr &I,
              .addImm(0);
     break;
   }
+  case G_BRCOND: {
+    MI = BuildMI(MBB, I, I.getDebugLoc(), TII.get(Mips::BNE))
+             .add(I.getOperand(0))
+             .addUse(Mips::ZERO)
+             .add(I.getOperand(1));
+    break;
+  }
   case G_STORE:
   case G_LOAD:
   case G_ZEXTLOAD:
diff --git a/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp b/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
index 2fe6c481091..c02fa95222c 100644
--- a/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
+++ b/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
@@ -52,6 +52,10 @@ MipsLegalizerInfo::MipsLegalizerInfo(const MipsSubtarget &ST) {
       .minScalar(0, s32)
       .minScalar(1, s32);
 
+  getActionDefinitionsBuilder(G_BRCOND)
+      .legalFor({s32})
+      .minScalar(0, s32);
+
   getActionDefinitionsBuilder({G_AND, G_OR, G_XOR})
       .legalFor({s32})
       .clampScalar(0, s32, s32);
diff --git a/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp b/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
index 086a30c2e6f..c463ca11ea5 100644
--- a/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
+++ b/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
@@ -106,6 +106,7 @@ MipsRegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
   case G_CONSTANT:
   case G_FRAME_INDEX:
   case G_GLOBAL_VALUE:
+  case G_BRCOND:
     OperandsMapping =
         getOperandsMapping({&Mips::ValueMappings[Mips::GPRIdx], nullptr});
     break;