test/lit.cfg.py

# -*- 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 = 'EMITC'

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.emitc_obj_root, 'test')

config.substitutions.append(('%PATH%', config.environment['PATH']))

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']

if not config.emitc_enable_hlo:
    config.excludes.extend(
        [
            "MobileNetV2_FakeWeights_stablehlo.mlir",
            "stablehlo-to-emitc.mlir",
        ]
    )

# emitc_tools_dir: The root path where EmitC are located.
config.emitc_tools_dir = os.path.join(config.emitc_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.emitc_tools_dir, config.llvm_tools_dir]
tools = [
    'emitc-opt',
    'emitc-translate',
]

llvm_config.add_tool_substitutions(tools, tool_dirs)