diff --git a/gen/abi.cpp b/gen/abi.cpp
index 66b7449af0..f815210df2 100644
--- a/gen/abi.cpp
+++ b/gen/abi.cpp
@@ -344,7 +344,9 @@ TargetABI *TargetABI::getTarget() {
   case llvm::Triple::aarch64_be:
     return getAArch64TargetABI();
   case llvm::Triple::arm:
+  case llvm::Triple::armeb:
   case llvm::Triple::thumb:
+  case llvm::Triple::thumbeb:
     return getArmTargetABI();
   default:
     Logger::cout() << "WARNING: Unknown ABI, guessing...\n";