Index: lld/trunk/test/COFF/guardcf-align.s
===================================================================
--- lld/trunk/test/COFF/guardcf-align.s
+++ lld/trunk/test/COFF/guardcf-align.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -triple x86_64-windows-msvc -filetype=obj -o %t.obj %s
 # RUN: yaml2obj < %p/Inputs/guardcf-align-foobar.yaml \
 # RUN:     > %T/guardcf-align-foobar.obj
Index: lld/trunk/test/ELF/icf13.s
===================================================================
--- lld/trunk/test/ELF/icf13.s
+++ lld/trunk/test/ELF/icf13.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1
 # RUN: ld.lld -shared -z notext %t1 -o /dev/null --icf=all --print-icf-sections 2>&1 | FileCheck -allow-empty %s
 
Index: lld/trunk/test/ELF/icf15.s
===================================================================
--- lld/trunk/test/ELF/icf15.s
+++ lld/trunk/test/ELF/icf15.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1
 # RUN: ld.lld %t1 -o /dev/null --icf=all --print-icf-sections 2>&1 | FileCheck -allow-empty %s
 
Index: lld/trunk/test/ELF/icf16.s
===================================================================
--- lld/trunk/test/ELF/icf16.s
+++ lld/trunk/test/ELF/icf16.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1
 # RUN: ld.lld -shared -z notext %t1 -o /dev/null --icf=all --print-icf-sections 2>&1 | FileCheck -allow-empty %s
 
Index: lld/trunk/test/ELF/icf17.s
===================================================================
--- lld/trunk/test/ELF/icf17.s
+++ lld/trunk/test/ELF/icf17.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1
 # RUN: ld.lld %t1 -o /dev/null --icf=all --print-icf-sections 2>&1 | FileCheck -allow-empty %s
 
Index: lld/trunk/test/ELF/lto/libcall-archive.ll
===================================================================
--- lld/trunk/test/ELF/lto/libcall-archive.ll
+++ lld/trunk/test/ELF/lto/libcall-archive.ll
@@ -1,3 +1,4 @@
+; REQUIRES: x86
 ; RUN: rm -f %t.a
 ; RUN: llvm-as -o %t.o %s
 ; RUN: llvm-as -o %t2.o %S/Inputs/libcall-archive.ll