Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/compiler-rt/unittests/CMakeLists.txt

@@ -0,0 +1,6 @@
+# Needed for lit support in standalone builds.
+include(AddLLVM)
+
+configure_compiler_rt_lit_site_cfg(
+  ${CMAKE_CURRENT_SOURCE_DIR}/lit.common.unit.configured.in
+  ${CMAKE_CURRENT_BINARY_DIR}/lit.common.unit.configured)

external/llvm-project/compiler-rt/unittests/lit.common.unit.cfg

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+# -*- Python -*-
+
+# Configuration file for 'lit' test runner.
+# This file contains common config setup rules for unit tests in various
+# compiler-rt testsuites.
+
+import os
+
+import lit.formats
+
+# Setup test format
+llvm_build_mode = getattr(config, "llvm_build_mode", "Debug")
+config.test_format = lit.formats.GoogleTest(llvm_build_mode, "Test")
+
+# Setup test suffixes.
+config.suffixes = []
+
+# Tweak PATH to include llvm tools dir.
+llvm_tools_dir = config.llvm_tools_dir
+if (not llvm_tools_dir) or (not os.path.exists(llvm_tools_dir)):
+  lit_config.fatal("Invalid llvm_tools_dir config attribute: %r" % llvm_tools_dir)
+path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
+config.environment['PATH'] = path
+
+# Propagate the temp directory. Windows requires this because it uses \Windows\
+# if none of these are present.
+if 'TMP' in os.environ:
+    config.environment['TMP'] = os.environ['TMP']
+if 'TEMP' in os.environ:
+    config.environment['TEMP'] = os.environ['TEMP']
+
+if config.host_os == 'Darwin':
+  # Only run up to 3 64-bit sanitized processes simultaneously on Darwin.
+  # Using more scales badly and hogs the system due to inefficient handling
+  # of large mmap'd regions (terabytes) by the kernel.
+  lit_config.parallelism_groups["darwin-64bit-sanitizer"] = 3
+
+  # The test config gets pickled and sent to multiprocessing workers, and that
+  # only works for code if it is stored at the top level of some module.
+  # Therefore, we have to put the code in a .py file, add it to path, and import
+  # it to store it in the config.
+  import site
+  site.addsitedir(os.path.dirname(__file__))
+  import lit_unittest_cfg_utils
+  config.darwin_sanitizer_parallelism_group_func = \
+    lit_unittest_cfg_utils.darwin_sanitizer_parallelism_group_func

external/llvm-project/compiler-rt/unittests/lit.common.unit.configured.in

@@ -0,0 +1,25 @@
+@LIT_SITE_CFG_IN_HEADER@
+
+# Generic config options for all compiler-rt unit tests.
+config.target_triple = "@TARGET_TRIPLE@"
+config.llvm_src_root = "@LLVM_MAIN_SRC_DIR@"
+config.llvm_obj_root = "@LLVM_BINARY_DIR@"
+config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
+config.compiler_rt_src_root = "@COMPILER_RT_SOURCE_DIR@"
+config.compiler_rt_libdir = "@COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR@"
+config.llvm_build_mode = "@LLVM_BUILD_MODE@"
+config.host_arch = "@HOST_ARCH@"
+config.host_os = "@HOST_OS@"
+
+# LLVM tools dir and build mode can be passed in lit parameters,
+# so try to apply substitution.
+try:
+  config.llvm_tools_dir = config.llvm_tools_dir % lit_config.params
+  config.compiler_rt_libdir = config.compiler_rt_libdir % lit_config.params
+  config.llvm_build_mode = config.llvm_build_mode % lit_config.params
+except KeyError as e:
+  key, = e.args
+  lit_config.fatal("unable to find %r parameter, use '--param=%s=VALUE'" % (key, key))
+
+# Setup attributes common for all compiler-rt unit tests.
+lit_config.load_config(config, "@COMPILER_RT_SOURCE_DIR@/unittests/lit.common.unit.cfg")

external/llvm-project/compiler-rt/unittests/lit_unittest_cfg_utils.py

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+# Put all 64-bit sanitizer tests in the darwin-64bit-sanitizer parallelism
+# group. This will only run three of them concurrently.
+def darwin_sanitizer_parallelism_group_func(test):
+  return "darwin-64bit-sanitizer" if "x86_64" in test.file_path else ""