diff --git a/lld/MachO/Config.h b/lld/MachO/Config.h
--- a/lld/MachO/Config.h
+++ b/lld/MachO/Config.h
@@ -15,6 +15,7 @@
 #include "llvm/Support/VersionTuple.h"
 #include "llvm/TextAPI/MachO/Architecture.h"
 #include "llvm/TextAPI/MachO/Platform.h"
+#include "llvm/TextAPI/MachO/Target.h"
 
 #include <vector>
 
@@ -82,6 +83,10 @@
   llvm::DenseMap<llvm::StringRef, SymbolPriorityEntry> priorities;
   SectionRenameMap sectionRenameMap;
   SegmentRenameMap segmentRenameMap;
+
+  llvm::MachO::Target target() const {
+    return llvm::MachO::Target(arch, platform.kind);
+  }
 };
 
 // The symbol with the highest priority should be ordered first in the output
diff --git a/lld/MachO/InputFiles.cpp b/lld/MachO/InputFiles.cpp
--- a/lld/MachO/InputFiles.cpp
+++ b/lld/MachO/InputFiles.cpp
@@ -721,9 +721,9 @@
   if (umbrella == nullptr)
     umbrella = this;
 
-  if (!interface.getArchitectures().has(config->arch)) {
+  if (!is_contained(interface.targets(), config->target())) {
     error(toString(this) + " is incompatible with " +
-          getArchitectureName(config->arch));
+          std::string(config->target()));
     return;
   }
 
@@ -764,8 +764,11 @@
   const InterfaceFile *topLevel =
       interface.getParent() == nullptr ? &interface : interface.getParent();
 
-  for (InterfaceFileRef intfRef : interface.reexportedLibraries())
-    loadReexport(intfRef.getInstallName(), exportingFile, topLevel);
+  for (InterfaceFileRef intfRef : interface.reexportedLibraries()) {
+    auto targets = intfRef.targets();
+    if (is_contained(targets, config->target()))
+      loadReexport(intfRef.getInstallName(), exportingFile, topLevel);
+  }
 }
 
 ArchiveFile::ArchiveFile(std::unique_ptr<object::Archive> &&f)
diff --git a/lld/test/MachO/Inputs/libStubLink.tbd b/lld/test/MachO/Inputs/libStubLink.tbd
new file mode 100644
--- /dev/null
+++ b/lld/test/MachO/Inputs/libStubLink.tbd
@@ -0,0 +1,24 @@
+--- !tapi-tbd
+tbd-version:     4
+targets:         [ arm64-ios-simulator, arm64-ios ]
+uuids:
+  - target:          arm64-ios-simulator
+    value:           00000000-0000-0000-0000-000000000002
+  - target:          arm64-ios
+    value:           00000000-0000-0000-0000-000000000003
+install-name:    '/usr/lib/libStubLink.dylib'
+current-version: 1.0.0
+reexported-libraries:
+  - targets:         [ arm64-ios-simulator ]
+    libraries:       [ '/usr/lib/libArm64Sim.dylib' ]
+--- !tapi-tbd
+tbd-version:     4
+targets:         [ arm64-ios-simulator ]
+uuids:
+  - target:          arm64-ios-simulator
+    value:           00000000-0000-0000-0000-000000000001
+install-name:    '/usr/lib/libArm64Sim.dylib'
+current-version: 1.0.0
+exports:
+  - targets:         [ arm64-ios-simulator ]
+    symbols:         [ _arm64_sim_only ]
diff --git a/lld/test/MachO/invalid/Inputs/libincompatible.tbd b/lld/test/MachO/invalid/Inputs/libincompatible.tbd
--- a/lld/test/MachO/invalid/Inputs/libincompatible.tbd
+++ b/lld/test/MachO/invalid/Inputs/libincompatible.tbd
@@ -7,3 +7,4 @@
 exports:
   - archs:        [ 'x86_64', 'arm64' ]
     symbols:      [ ]
+...
diff --git a/lld/test/MachO/invalid/incompatible-arch-tapi.s b/lld/test/MachO/invalid/incompatible-arch-tapi.s
deleted file mode 100644
--- a/lld/test/MachO/invalid/incompatible-arch-tapi.s
+++ /dev/null
@@ -1,10 +0,0 @@
-# REQUIRES: x86
-# RUN: rm -rf %t; split-file %s %t
-# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macosx %t/main.s -o %t/main.o
-# RUN: not %lld -arch x86_64 -lSystem %S/Inputs/libincompatible.tbd %t/main.o -o /dev/null 2>&1 | FileCheck %s --check-prefix=ARCH
-# ARCH: error: {{.*}}libincompatible.tbd is incompatible with x86_64
-
-#--- main.s
-.globl _main
-_main:
-  ret
diff --git a/lld/test/MachO/invalid/incompatible-target-tapi.test b/lld/test/MachO/invalid/incompatible-target-tapi.test
new file mode 100644
--- /dev/null
+++ b/lld/test/MachO/invalid/incompatible-target-tapi.test
@@ -0,0 +1,10 @@
+REQUIRES: x86, aarch64
+RUN: rm -rf %t; mkdir -p %t
+RUN: echo "" | llvm-mc -filetype=obj -triple=x86_64-apple-macosx -o %t/x86_64-test.o
+RUN: echo "" | llvm-mc -filetype=obj -triple=arm64-apple-iossimulator -o %t/arm64-test.o
+RUN: not %lld -dylib -arch x86_64 %S/Inputs/libincompatible.tbd %t/x86_64-test.o \
+RUN:   -o /dev/null 2>&1 | FileCheck %s --check-prefix=ARCH
+RUN: not %lld -dylib -arch arm64 -platform_version ios-simulator 14.0 15.0 %t/arm64-test.o \
+RUN:   %S/Inputs/libincompatible.tbd -o /dev/null 2>&1 | FileCheck %s --check-prefix=PLATFORM
+ARCH:     error: {{.*}}libincompatible.tbd is incompatible with x86_64 (macOS)
+PLATFORM: error: {{.*}}libincompatible.tbd is incompatible with arm64 (iOS Simulator)
diff --git a/lld/test/MachO/stub-link-by-arch.s b/lld/test/MachO/stub-link-by-arch.s
new file mode 100644
--- /dev/null
+++ b/lld/test/MachO/stub-link-by-arch.s
@@ -0,0 +1,19 @@
+# REQUIRES: x86
+
+# RUN: mkdir -p %t
+# RUN: llvm-mc -filetype obj -triple arm64-apple-ios14.4 %s -o %t/arm64-ios.o
+# RUN: not %lld -dylib -arch arm64 -platform_version ios 10 11 -o /dev/null \
+# RUN:   -lSystem %S/Inputs/libStubLink.tbd %t/arm64-ios.o 2>&1 | FileCheck %s
+
+# RUN: llvm-mc -filetype obj -triple x86_64-apple-iossimulator14.4 %s -o %t/x86_64-sim.o
+# RUN: not %lld -dylib -arch x86_64 -platform_version ios-simulator 10 11 -o /dev/null \
+# RUN:   -lSystem %S/Inputs/libStubLink.tbd %t/x86_64-sim.o 2>&1 | FileCheck %s
+
+# RUN: llvm-mc -filetype obj -triple arm64-apple-iossimulator14.4 %s -o %t/arm64-sim.o
+# RUN: %lld -dylib -arch arm64 -platform_version ios-simulator 10 11 -o \
+# RUN:   /dev/null %S/Inputs/libStubLink.tbd %t/arm64-sim.o
+
+# CHECK: error: undefined symbol: _arm64_sim_only
+
+.data
+.quad _arm64_sim_only