1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp b/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
index 755a948..231d485 100644
--- a/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
+++ b/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
@@ -230,8 +230,11 @@ bool MipsInstPrinter::printAlias(const char *Str, const MCInst &MI,
 bool MipsInstPrinter::printAlias(const MCInst &MI, raw_ostream &OS) {
   switch (MI.getOpcode()) {
   case Mips::BEQ:
+    // beq $zero, $zero, $L2 => b $L2
     // beq $r0, $zero, $L2 => beqz $r0, $L2
-    return isReg<Mips::ZERO>(MI, 1) && printAlias("beqz", MI, 0, 2, OS);
+    return isReg<Mips::ZERO>(MI, 0) && isReg<Mips::ZERO>(MI, 1) &&
+           printAlias("b", MI, 2, OS) ||
+           isReg<Mips::ZERO>(MI, 1) && printAlias("beqz", MI, 0, 2, OS);
   case Mips::BEQ64:
     // beq $r0, $zero, $L2 => beqz $r0, $L2
     return isReg<Mips::ZERO_64>(MI, 1) && printAlias("beqz", MI, 0, 2, OS);