diff --git a/tests/codegen/ffi-const.rs b/tests/codegen/cffi/ffi-const.rs
similarity index 100%
rename from tests/codegen/ffi-const.rs
rename to tests/codegen/cffi/ffi-const.rs
diff --git a/tests/codegen/ffi-out-of-bounds-loads.rs b/tests/codegen/cffi/ffi-out-of-bounds-loads.rs
similarity index 100%
rename from tests/codegen/ffi-out-of-bounds-loads.rs
rename to tests/codegen/cffi/ffi-out-of-bounds-loads.rs
diff --git a/tests/codegen/ffi-pure.rs b/tests/codegen/cffi/ffi-pure.rs
similarity index 100%
rename from tests/codegen/ffi-pure.rs
rename to tests/codegen/cffi/ffi-pure.rs
diff --git a/tests/codegen/ffi-returns-twice.rs b/tests/codegen/cffi/ffi-returns-twice.rs
similarity index 100%
rename from tests/codegen/ffi-returns-twice.rs
rename to tests/codegen/cffi/ffi-returns-twice.rs