forked from OSchip/llvm-project
126 lines
4.7 KiB
Python
126 lines
4.7 KiB
Python
# -*- Python -*-
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import os
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import platform
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import re
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import subprocess
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import tempfile
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import lit.formats
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import lit.util
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from lit.llvm import llvm_config
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from lit.llvm.subst import ToolSubst
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from lit.llvm.subst import FindTool
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# Configuration file for the 'lit' test runner.
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# name: The name of this test suite.
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config.name = 'MLIR'
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config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
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# suffixes: A list of file extensions to treat as test files.
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config.suffixes = ['.td', '.mlir', '.toy', '.ll', '.tc', '.py', '.yaml', '.test']
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.dirname(__file__)
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = os.path.join(config.mlir_obj_root, 'test')
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config.substitutions.append(('%PATH%', config.environment['PATH']))
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config.substitutions.append(('%shlibext', config.llvm_shlib_ext))
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config.substitutions.append(("%mlir_src_root", config.mlir_src_root))
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llvm_config.with_system_environment(
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['HOME', 'INCLUDE', 'LIB', 'TMP', 'TEMP'])
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llvm_config.use_default_substitutions()
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# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
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# subdirectories contain auxiliary inputs for various tests in their parent
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# directories.
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config.excludes = ['Inputs', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt',
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'lit.cfg.py', 'lit.site.cfg.py']
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.dirname(__file__)
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = os.path.join(config.mlir_obj_root, 'test')
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# Tweak the PATH to include the tools dir.
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llvm_config.with_environment('PATH', config.mlir_tools_dir, append_path=True)
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llvm_config.with_environment('PATH', config.llvm_tools_dir, append_path=True)
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tool_dirs = [config.mlir_tools_dir, config.llvm_tools_dir]
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tools = [
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'mlir-opt',
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'mlir-tblgen',
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'mlir-translate',
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'mlir-lsp-server',
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'mlir-capi-execution-engine-test',
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'mlir-capi-ir-test',
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'mlir-capi-llvm-test',
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'mlir-capi-pass-test',
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'mlir-capi-sparse-tensor-test',
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'mlir-cpu-runner',
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'mlir-linalg-ods-yaml-gen',
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'mlir-reduce',
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]
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# The following tools are optional
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tools.extend([
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ToolSubst('toy-ch1', unresolved='ignore'),
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ToolSubst('toy-ch2', unresolved='ignore'),
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ToolSubst('toy-ch3', unresolved='ignore'),
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ToolSubst('toy-ch4', unresolved='ignore'),
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ToolSubst('toy-ch5', unresolved='ignore'),
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ToolSubst('%linalg_test_lib_dir', config.linalg_test_lib_dir, unresolved='ignore'),
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ToolSubst('%mlir_runner_utils_dir', config.mlir_runner_utils_dir, unresolved='ignore'),
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ToolSubst('%spirv_wrapper_library_dir', config.spirv_wrapper_library_dir, unresolved='ignore'),
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ToolSubst('%vulkan_wrapper_library_dir', config.vulkan_wrapper_library_dir, unresolved='ignore'),
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ToolSubst('%mlir_integration_test_dir', config.mlir_integration_test_dir, unresolved='ignore'),
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])
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python_executable = config.python_executable
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# Python configuration with sanitizer requires some magic preloading. This will only work on clang/linux.
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# TODO: detect Darwin/Windows situation (or mark these tests as unsupported on these platforms).
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if "asan" in config.available_features and "Linux" in config.host_os:
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python_executable = f"LD_PRELOAD=$({config.host_cxx} -print-file-name=libclang_rt.asan-{config.host_arch}.so) {config.python_executable}"
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tools.extend([
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ToolSubst('%PYTHON', python_executable, unresolved='ignore'),
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])
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llvm_config.add_tool_substitutions(tools, tool_dirs)
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# FileCheck -enable-var-scope is enabled by default in MLIR test
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# This option avoids to accidentally reuse variable across -LABEL match,
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# it can be explicitly opted-in by prefixing the variable name with $
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config.environment['FILECHECK_OPTS'] = "-enable-var-scope --allow-unused-prefixes=false"
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# LLVM can be configured with an empty default triple
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# by passing ` -DLLVM_DEFAULT_TARGET_TRIPLE="" `.
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# This is how LLVM filters tests that require the host target
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# to be available for JIT tests.
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if config.target_triple:
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config.available_features.add('default_triple')
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# Add the python path for both the source and binary tree.
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# Note that presently, the python sources come from the source tree and the
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# binaries come from the build tree. This should be unified to the build tree
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# by copying/linking sources to build.
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if config.enable_bindings_python:
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llvm_config.with_environment('PYTHONPATH', [
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os.path.join(config.mlir_obj_root, 'python_packages', 'mlir_core'),
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os.path.join(config.mlir_obj_root, 'python_packages', 'mlir_test'),
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], append_path=True)
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if config.enable_assertions:
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config.available_features.add('asserts')
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else:
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config.available_features.add('noasserts')
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