diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ea519d30..2f339b5fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -207,3 +207,5 @@ if(BUILD_PYTHON_MODULE AND NOT WIN32)
     endif()
     target_link_libraries(triton ${CUTLASS_LIBRARIES} ${PYTHON_LDFLAGS})
 endif()
+
+add_subdirectory(test)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
new file mode 100644
index 000000000..80f217775
--- /dev/null
+++ b/test/CMakeLists.txt
@@ -0,0 +1,23 @@
+llvm_canonicalize_cmake_booleans(
+  MLIR_ENABLE_BINDINGS_PYTHON
+)
+
+configure_lit_site_cfg(
+  ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.py.in
+  ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg.py
+  MAIN_CONFIG
+  ${CMAKE_CURRENT_SOURCe_DIR}/lit.cfg.py
+)
+
+set(TRITON_TEST_DEPENDS
+  FileCheck count not
+  triton-opt
+)
+
+add_lit_testsuite(check-triton "Running the triton regression tests"
+  ${CMAKE_CURRENT_BINARY_DIR}
+  DEPENDS ${STANDALONE_TEST_DEPENDS}
+  )
+set_target_properties(check-triton PROPERTIES FOLDER "Tests")
+
+add_lit_testsuites(TRITON ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${TRITON_TEST_DEPENDS})
diff --git a/test/lit.cfg.py b/test/lit.cfg.py
new file mode 100644
index 000000000..49e9d5291
--- /dev/null
+++ b/test/lit.cfg.py
@@ -0,0 +1,66 @@
+# -*- Python -*-
+
+import os
+import platform
+import re
+import subprocess
+import tempfile
+
+import lit.formats
+import lit.util
+
+from lit.llvm import llvm_config
+from lit.llvm.subst import ToolSubst
+from lit.llvm.subst import FindTool
+
+# Configuration file for the 'lit' test runner
+
+# name: The name of this test suite
+config.name  = 'TRITON'
+
+config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
+
+# suffixes: A list of file extensions to treat as test files.
+config.suffixes = ['.mlir']
+
+# test_source_root: The root path where tests are located.
+config.test_source_root = os.path.dirname(__file__)
+
+# test_exec_root: The root path where tests should be run.
+config.test_exec_root = os.path.join(config.triton_obj_root, 'test')
+
+config.substitutions.append(('%PATH%', config.environment['PATH']))
+config.substitutions.append(('%shlibext', config.llvm_shlib_ext))
+
+llvm_config.with_system_environment(
+    ['HOME', 'INCLUDE', 'LIB', 'TMP', 'TEMP'])
+
+# llvm_config.use_default_substitutions()
+
+# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
+# subdirectories contain auxiliary inputs for various tests in their parent
+# directories.
+config.excludes = ['Inputs', 'Examples', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt']
+
+# test_source_root: The root path where tests are located.
+config.test_source_root = os.path.dirname(__file__)
+
+# test_exec_root: The root path where tests should be run.
+config.test_exec_root = os.path.join(config.triton_obj_root, 'test')
+config.triton_tools_dir = os.path.join(config.triton_obj_root, 'bin')
+
+# Tweak the PATH to include the tools dir.
+llvm_config.with_environment('PATH', config.llvm_tools_dir, append_path=True)
+
+tool_dirs = [config.triton_tools_dir, config.llvm_tools_dir]
+tools = [
+    'triton-opt',
+    ToolSubst('%PYTHON', config.python_executable, unresolved='ignore'),
+]
+
+llvm_config.add_tool_substitutions(tools, tool_dirs)
+
+# TODO: what's this?
+llvm_config.with_environment('PYTHONPATH', [
+    os.path.join(config.mlir_binary_dir, 'python_packages', 'triton'),
+], append_path=True)
diff --git a/test/lit.site.cfg.py.in b/test/lit.site.cfg.py.in
new file mode 100644
index 000000000..69a2a4a6e
--- /dev/null
+++ b/test/lit.site.cfg.py.in
@@ -0,0 +1,23 @@
+@LIT_SITE_CFG_IN_HEADER@
+
+import sys
+
+config.triton_obj_root = "@TRITON_BINARY_DIR@"
+config.llvm_src_root = "@LLVM_SOURCE_DIR@"
+config.llvm_obj_root = "@LLVM_BINARY_DIR@"
+config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
+config.llvm_lib_dir = "@LLVM_LIBS_DIR@"
+config.llvm_shlib_dir = "@SHLIBDIR@"
+config.llvm_shlib_ext = "@SHLIBEXT@"
+config.llvm_exe_ext = "@EXEEXT@"
+config.lit_tools_dir = "@LLVM_LIT_TOOLS_DIR@"
+config.mlir_binary_dir = "@MLIR_BINARY_DIR@"
+config.python_executable = "@Python3_EXECUTABLE@"
+config.enable_bindings_python = @MLIR_ENABLE_BINDINGS_PYTHON@
+
+
+import lit.llvm
+lit.llvminitialize(lit_config, config)
+
+# Let the main config do the real work
+lit_config.load_config(config, "@TRITON_SOURCE_DIR@/test/lit.cfg.py")