diff --git a/llvm/test/DebugInfo/X86/dg.exp b/llvm/test/DebugInfo/X86/dg.exp
new file mode 100644
index 000000000000..7b7bd4e73807
--- /dev/null
+++ b/llvm/test/DebugInfo/X86/dg.exp
@@ -0,0 +1,5 @@
+load_lib llvm.exp
+
+if { [llvm_supports_target X86] } {
+  RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll}]]
+}
diff --git a/llvm/test/DebugInfo/stmt-list.ll b/llvm/test/DebugInfo/X86/stmt-list.ll
similarity index 100%
rename from llvm/test/DebugInfo/stmt-list.ll
rename to llvm/test/DebugInfo/X86/stmt-list.ll
diff --git a/llvm/test/Transforms/LoopStrengthReduce/2009-11-10-LSRCrash.ll b/llvm/test/Transforms/LoopStrengthReduce/X86/2009-11-10-LSRCrash.ll
similarity index 100%
rename from llvm/test/Transforms/LoopStrengthReduce/2009-11-10-LSRCrash.ll
rename to llvm/test/Transforms/LoopStrengthReduce/X86/2009-11-10-LSRCrash.ll
diff --git a/llvm/test/Transforms/LoopStrengthReduce/X86/dg.exp b/llvm/test/Transforms/LoopStrengthReduce/X86/dg.exp
new file mode 100644
index 000000000000..7b7bd4e73807
--- /dev/null
+++ b/llvm/test/Transforms/LoopStrengthReduce/X86/dg.exp
@@ -0,0 +1,5 @@
+load_lib llvm.exp
+
+if { [llvm_supports_target X86] } {
+  RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll}]]
+}
diff --git a/llvm/test/Transforms/TailDup/X86/dg.exp b/llvm/test/Transforms/TailDup/X86/dg.exp
new file mode 100644
index 000000000000..7b7bd4e73807
--- /dev/null
+++ b/llvm/test/Transforms/TailDup/X86/dg.exp
@@ -0,0 +1,5 @@
+load_lib llvm.exp
+
+if { [llvm_supports_target X86] } {
+  RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll}]]
+}
diff --git a/llvm/test/Transforms/TailDup/if-tail-dup.ll b/llvm/test/Transforms/TailDup/X86/if-tail-dup.ll
similarity index 100%
rename from llvm/test/Transforms/TailDup/if-tail-dup.ll
rename to llvm/test/Transforms/TailDup/X86/if-tail-dup.ll