Import the first batch of IL tests.

This set of tests is comprised of IL tests that:
- only reference APIs in .Net Core's System.Runtime,
  System.Runtime.Extensions, and System.Threading contracts
- compile to a single executable,
- and expect no command line arguments at runtime.

1 files changed, 67 insertions, 0 deletions

diff --git a/tests/src/JIT/Directed/coverage/oldtests/lcliimpl.il b/tests/src/JIT/Directed/coverage/oldtests/lcliimpl.il
new file mode 100644
index 0000000000..1a6bbe7311
--- /dev/null
+++ b/tests/src/JIT/Directed/coverage/oldtests/lcliimpl.il
@@ -0,0 +1,67 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+.assembly extern legacy library mscorlib {}
+.assembly lcliimpl {}
+.method public static int32 main() cil managed
+{
+  .entrypoint
+  call int32 f()
+  ret
+}
+
+.method public static int32 f() cil managed
+{
+  // Code size       26 (0x1a)
+  .maxstack  1
+  .locals init (class itest& V_0,
+           class ctest V_1)
+  IL_0000:  ldnull
+  IL_0001:  stloc.1
+  IL_0002:  newobj     instance void ctest::.ctor()
+  IL_0007:  stloc.1
+  IL_0008:  ldloca.s   V_1
+  IL_000a:  //castclass  itest
+  IL_000f:  stloc.0
+  IL_0010:  ldloc.0
+  IL_0011:  ldind.ref
+  IL_0012:  callvirt   instance int32 itest::f()
+  IL_0017:  br.s       IL_0019
+
+  IL_0019:  ret
+}
+
+.class interface private abstract auto ansi itest
+{
+  .method public newslot abstract virtual 
+          instance int32  f() cil managed
+  {
+  } // end of method itest::f
+
+} // end of class itest
+
+.class private auto ansi ctest
+       extends [mscorlib]System.Object
+       implements itest
+{
+  .method public virtual instance int32  f() cil managed
+  {
+    // Code size       5 (0x5)
+    .maxstack  1
+    IL_0000:  ldc.i4.s   100
+    IL_0002:  br.s       IL_0004
+
+    IL_0004:  ret
+  } // end of method ctest::f
+
+  .method public specialname rtspecialname 
+          instance void  .ctor() cil managed
+  {
+    // Code size       7 (0x7)
+    .maxstack  1
+    IL_0000:  ldarg.0
+    IL_0001:  call       instance void [mscorlib]System.Object::.ctor()
+    IL_0006:  ret
+  } // end of method ctest::.ctor
+
+}