diff --git a/CMakeLists.txt b/CMakeLists.txt
index dcbfc2d..d5b3d71 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -183,7 +183,7 @@ add_dependencies(mold git_hash)
 # As a workaround, we create a .cc file for each target and spawn many
 # compiler instances. This is hacky but greatly reduces compile time.
 list(APPEND MOLD_ELF_TARGETS
-  X86_64 I386 ARM64 ARM32 RV32LE RV32BE RV64LE RV64BE PPC64V2 SPARC64)
+  X86_64)
 
 list(APPEND MOLD_ELF_TEMPLATE_FILES
   elf/cmdline.cc
@@ -203,20 +203,6 @@ list(APPEND MOLD_ELF_TEMPLATE_FILES
   elf/thunks.cc
   )
 
-list(APPEND MOLD_MACHO_TARGETS X86_64 ARM64)
-
-list(APPEND MOLD_MACHO_TEMPLATE_FILES
-  macho/cmdline.cc
-  macho/dead-strip.cc
-  macho/input-files.cc
-  macho/input-sections.cc
-  macho/lto.cc
-  macho/main.cc
-  macho/mapfile.cc
-  macho/output-chunks.cc
-  macho/tapi.cc
-  )
-
 function(mold_instantiate_templates SOURCE TARGET)
   set(PATH ${CMAKE_BINARY_DIR}/${SOURCE}.${TARGET}.cc)
   file(WRITE ${PATH} "#define MOLD_${TARGET} 1
@@ -232,30 +218,15 @@ foreach (SOURCE IN LISTS MOLD_ELF_TEMPLATE_FILES)
   endforeach()
 endforeach()
 
-foreach (SOURCE IN LISTS MOLD_MACHO_TEMPLATE_FILES)
-  foreach(TARGET IN LISTS MOLD_MACHO_TARGETS)
-    mold_instantiate_templates(${SOURCE} ${TARGET})
-  endforeach()
-endforeach()
-
 # Add other non-template source files.
 target_sources(mold PRIVATE
   compress.cc
   demangle.cc
-  elf/arch-arm32.cc
-  elf/arch-arm64.cc
-  elf/arch-i386.cc
-  elf/arch-ppc64v2.cc
-  elf/arch-riscv.cc
-  elf/arch-sparc64.cc
   elf/arch-x86-64.cc
   filepath.cc
   git-hash.cc
   glob.cc
   hyperloglog.cc
-  macho/arch-arm64.cc
-  macho/arch-x86-64.cc
-  macho/yaml.cc
   main.cc
   multi-glob.cc
   perf.cc
diff --git a/elf/main.cc b/elf/main.cc
index b63bba6..c46ffc9 100644
--- a/elf/main.cc
+++ b/elf/main.cc
@@ -388,33 +388,6 @@ int elf_main(int argc, char **argv) {
   if (ctx.arg.emulation == MachineType::NONE)
     ctx.arg.emulation = deduce_machine_type(ctx, file_args);
 
-  // Redo if -m is not x86-64.
-  if (ctx.arg.emulation != E::machine_type) {
-    switch (ctx.arg.emulation) {
-    case MachineType::I386:
-      return elf_main<I386>(argc, argv);
-    case MachineType::ARM64:
-      return elf_main<ARM64>(argc, argv);
-    case MachineType::ARM32:
-      return elf_main<ARM32>(argc, argv);
-    case MachineType::RV64LE:
-      return elf_main<RV64LE>(argc, argv);
-    case MachineType::RV64BE:
-      return elf_main<RV64BE>(argc, argv);
-    case MachineType::RV32LE:
-      return elf_main<RV32LE>(argc, argv);
-    case MachineType::RV32BE:
-      return elf_main<RV32BE>(argc, argv);
-    case MachineType::PPC64V2:
-      return elf_main<PPC64V2>(argc, argv);
-    case MachineType::SPARC64:
-      return elf_main<SPARC64>(argc, argv);
-    default:
-      unreachable();
-    }
-    unreachable();
-  }
-
   Timer t_all(ctx, "all");
 
   install_signal_handler();
diff --git a/main.cc b/main.cc
index 0f78eff..b4002f8 100644
--- a/main.cc
+++ b/main.cc
@@ -108,8 +108,5 @@ i64 get_default_thread_count() {
 int main(int argc, char **argv) {
   mold::mold_version = mold::get_mold_version();
 
-  std::string cmd = mold::filepath(argv[0]).filename().string();
-  if (cmd == "ld64" || cmd == "ld64.mold")
-    return mold::macho::main(argc, argv);
   return mold::elf::main(argc, argv);
 }