1 files changed, 81 insertions, 0 deletions
diff --git a/test/profile/lit.cfg.py b/test/profile/lit.cfg.py
new file mode 100644
index 000000000..bda1e28a2
--- /dev/null
+++ b/test/profile/lit.cfg.py
@@ -0,0 +1,81 @@
+# -*- Python -*-
+
+import os
+
+def get_required_attr(config, attr_name):
+  attr_value = getattr(config, attr_name, None)
+  if attr_value == None:
+    lit_config.fatal(
+      "No attribute %r in test configuration! You may need to run "
+      "tests from your build directory or add this attribute "
+      "to lit.site.cfg.py " % attr_name)
+  return attr_value
+
+# Setup config name.
+config.name = 'Profile-' + config.target_arch
+
+# Setup source root.
+config.test_source_root = os.path.dirname(__file__)
+
+# Setup executable root.
+if hasattr(config, 'profile_lit_binary_dir') and \
+        config.profile_lit_binary_dir is not None:
+    config.test_exec_root = os.path.join(config.profile_lit_binary_dir, config.name)
+
+if config.host_os in ['Linux']:
+  extra_link_flags = ["-ldl"]
+elif config.host_os in ['Windows']:
+  # InstrProf is incompatible with incremental linking. Disable it as a
+  # workaround.
+  extra_link_flags = ["-Wl,-incremental:no"]
+else:
+  extra_link_flags = []
+
+# Test suffixes.
+config.suffixes = ['.c', '.cc', '.cpp', '.m', '.mm', '.ll', '.test']
+
+# What to exclude.
+config.excludes = ['Inputs']
+
+# Clang flags.
+target_cflags=[get_required_attr(config, "target_cflags")]
+clang_cflags = target_cflags + extra_link_flags
+clang_cxxflags = config.cxx_mode_flags + clang_cflags
+
+def build_invocation(compile_flags, with_lto = False):
+  lto_flags = []
+  lto_prefix = []
+  if with_lto and config.lto_supported:
+    lto_flags += config.lto_flags
+    lto_prefix += config.lto_launch
+  return " " + " ".join(lto_prefix + [config.clang] + lto_flags + compile_flags) + " "
+
+# Add clang substitutions.
+config.substitutions.append( ("%clang ", build_invocation(clang_cflags)) )
+config.substitutions.append( ("%clangxx ", build_invocation(clang_cxxflags)) )
+config.substitutions.append( ("%clang_profgen ", build_invocation(clang_cflags) + " -fprofile-instr-generate ") )
+config.substitutions.append( ("%clang_profgen=", build_invocation(clang_cflags) + " -fprofile-instr-generate=") )
+config.substitutions.append( ("%clang_pgogen ", build_invocation(clang_cflags) + " -fprofile-generate ") )
+config.substitutions.append( ("%clang_pgogen=", build_invocation(clang_cflags) + " -fprofile-generate=") )
+
+config.substitutions.append( ("%clangxx_profgen ", build_invocation(clang_cxxflags) + " -fprofile-instr-generate ") )
+config.substitutions.append( ("%clangxx_profgen=", build_invocation(clang_cxxflags) + " -fprofile-instr-generate=") )
+config.substitutions.append( ("%clangxx_pgogen ", build_invocation(clang_cxxflags) + " -fprofile-generate ") )
+config.substitutions.append( ("%clangxx_pgogen=", build_invocation(clang_cxxflags) + " -fprofile-generate=") )
+
+config.substitutions.append( ("%clang_profgen_gcc=", build_invocation(clang_cflags) + " -fprofile-generate=") )
+config.substitutions.append( ("%clang_profuse_gcc=", build_invocation(clang_cflags) + " -fprofile-use=") )
+
+config.substitutions.append( ("%clang_profuse=", build_invocation(clang_cflags) + " -fprofile-instr-use=") )
+config.substitutions.append( ("%clangxx_profuse=", build_invocation(clang_cxxflags) + " -fprofile-instr-use=") )
+
+config.substitutions.append( ("%clang_lto_profgen=", build_invocation(clang_cflags, True) + " -fprofile-instr-generate=") )
+
+if config.host_os not in ['Windows', 'Darwin', 'FreeBSD', 'Linux', 'NetBSD', 'SunOS']:
+  config.unsupported = True
+
+if config.target_arch in ['armv7l']:
+  config.unsupported = True
+
+if config.android:
+  config.unsupported = True