compiler-rt/test/xray/lit.cfg.py

   1 # -*- Python -*-
   2
   3 import os
   4
   5 # Setup config name.
   6 config.name = "XRay" + config.name_suffix
   7
   8 # Setup source root.
   9 config.test_source_root = os.path.dirname(__file__)
  10
  11 # Setup default compiler flags use with -fxray-instrument option.
  12 clang_xray_cflags = ["-fxray-instrument", config.target_cflags]
  13
  14 # If libc++ was used to build XRAY libraries, libc++ is needed. Fix applied
  15 # to Linux only since -rpath may not be portable. This can be extended to
  16 # other platforms.
  17 if config.libcxx_used == "1" and config.host_os == "Linux":
  18     clang_xray_cflags = clang_xray_cflags + (
  19         ["-L%s -lc++ -Wl,-rpath=%s" % (config.llvm_shlib_dir, config.llvm_shlib_dir)]
  20     )
  21
  22 clang_xray_cxxflags = config.cxx_mode_flags + clang_xray_cflags
  23
  24
  25 def build_invocation(compile_flags):
  26     return " " + " ".join([config.clang] + compile_flags) + " "
  27
  28
  29 # Assume that llvm-xray is in the config.llvm_tools_dir.
  30 llvm_xray = os.path.join(config.llvm_tools_dir, "llvm-xray")
  31
  32 # Setup substitutions.
  33 if config.host_os == "Linux":
  34     libdl_flag = "-ldl"
  35 else:
  36     libdl_flag = ""
  37
  38 config.substitutions.append(("%clang ", build_invocation([config.target_cflags])))
  39 config.substitutions.append(
  40     ("%clangxx ", build_invocation(config.cxx_mode_flags + [config.target_cflags]))
  41 )
  42 config.substitutions.append(("%clang_xray ", build_invocation(clang_xray_cflags)))
  43 config.substitutions.append(("%clangxx_xray", build_invocation(clang_xray_cxxflags)))
  44 config.substitutions.append(("%llvm_xray", llvm_xray))
  45 config.substitutions.append(
  46     (
  47         "%xraylib",
  48         (
  49             "-lm -lpthread %s -lrt -L%s "
  50             "-Wl,-whole-archive -lclang_rt.xray%s -Wl,-no-whole-archive"
  51         )
  52         % (libdl_flag, config.compiler_rt_libdir, config.target_suffix),
  53     )
  54 )
  55
  56 # Default test suffixes.
  57 config.suffixes = [".c", ".cpp"]
  58
  59 if config.host_os not in ["FreeBSD", "Linux", "NetBSD", "OpenBSD"]:
  60     config.unsupported = True
  61 elif "64" not in config.host_arch:
  62     if "arm" in config.host_arch:
  63         if "-mthumb" in config.target_cflags:
  64             config.unsupported = True
  65     else:
  66         config.unsupported = True
  67
  68 if config.host_os == "NetBSD":
  69     config.substitutions.insert(0, ("%run", config.netbsd_nomprotect_prefix))