-# Load site data from DejaGNU's site.exp.
-import re
-site_exp = {}
-# FIXME: Implement lit.site.cfg.
-for line in open(os.path.join(config.llvm_obj_root, 'test', 'site.exp')):
- m = re.match('set ([^ ]+) "(.*)"', line)
- if m:
- site_exp[m.group(1)] = m.group(2)
-
-# Add substitutions.
-config.substitutions.append(('%llvmgcc_only', site_exp['llvmgcc']))
-for sub in ['llvmgcc', 'llvmgxx', 'emitir', 'compile_cxx', 'compile_c',
- 'link', 'shlibext', 'ocamlopt', 'llvmdsymutil', 'llvmlibsdir',
- 'llvmshlibdir',
- 'bugpoint_topts']:
- if sub in ('llvmgcc', 'llvmgxx'):
- config.substitutions.append(('%' + sub,
- site_exp[sub] + ' %emitir -w'))
- # FIXME: This is a hack to avoid LLVMC tests failing due to a clang driver
- # warning when passing in "-fexceptions -fno-exceptions".
- elif sub == 'compile_cxx':
- config.substitutions.append(('%' + sub,
- site_exp[sub].replace('-fno-exceptions', '')))
- else:
- config.substitutions.append(('%' + sub, site_exp[sub]))
-
-excludes = []
-
-# Provide target_triple for use in XFAIL and XTARGET.
-config.target_triple = site_exp['target_triplet']
-
-# When running under valgrind, we mangle '-vg' or '-vg_leak' onto the end of the
-# triple so we can check it with XFAIL and XTARGET.
-config.target_triple += lit.valgrindTriple
-
-# Provide llvm_supports_target for use in local configs.
-targets = set(site_exp["TARGETS_TO_BUILD"].split())
-def llvm_supports_target(name):
- return name in targets
-
-def llvm_supports_darwin_and_target(name):
- return 'darwin' in config.target_triple and llvm_supports_target(name)
-
-langs = set([s.strip() for s in site_exp['llvmgcc_langs'].split(',')])
-def llvm_gcc_supports(name):
- return name.strip() in langs
+# Provide a command line for mcjit tests
+lli_mcjit = 'lli -use-mcjit'
+# The target triple used by default by lli is the process target triple (some
+# triple appropriate for generating code for the current process) but because
+# we don't support COFF in MCJIT well enough for the tests, force ELF format on
+# Windows. FIXME: the process target triple should be used here, but this is
+# difficult to obtain on Windows.
+if re.search(r'cygwin|mingw32|win32', config.host_triple):
+ lli_mcjit += ' -mtriple='+config.host_triple+'-elf'
+config.substitutions.append( ('%lli_mcjit', lli_mcjit) )
+
+# Provide a substition for those tests that need to run the jit to obtain data
+# but simply want use the currently considered most reliable jit for platform
+# FIXME: ppc32 is not ready for mcjit.
+if 'arm' in config.target_triple \
+ or 'aarch64' in config.target_triple \
+ or 'powerpc64' in config.target_triple \
+ or 's390x' in config.target_triple:
+ defaultIsMCJIT = 'true'
+else:
+ defaultIsMCJIT = 'false'
+config.substitutions.append( ('%defaultjit', '-use-mcjit='+defaultIsMCJIT) )
+
+# Process jit implementation option
+jit_impl_cfg = lit_config.params.get('jit_impl', None)
+if jit_impl_cfg == 'mcjit':
+ # When running with mcjit, mangle -mcjit into target triple
+ # and add -use-mcjit flag to lli invocation
+ if 'i386' in config.target_triple or 'i686' in config.target_triple:
+ config.target_triple += jit_impl_cfg + '-ia32'
+ elif 'x86_64' in config.target_triple:
+ config.target_triple += jit_impl_cfg + '-ia64'
+ else:
+ config.target_triple += jit_impl_cfg
+
+ config.substitutions.append( ('%lli', 'lli -use-mcjit') )
+else:
+ config.substitutions.append( ('%lli', 'lli') )
+
+# Add site-specific substitutions.
+config.substitutions.append( ('%ocamlopt', config.ocamlopt_executable) )
+config.substitutions.append( ('%llvmshlibdir', config.llvm_shlib_dir) )
+config.substitutions.append( ('%shlibext', config.llvm_shlib_ext) )
+
+# For each occurrence of an llvm tool name as its own word, replace it
+# with the full path to the build directory holding that tool. This
+# ensures that we are testing the tools just built and not some random
+# tools that might happen to be in the user's PATH. Thus this list
+# includes every tool placed in $(LLVM_OBJ_ROOT)/$(BuildMode)/bin
+# (llvm_tools_dir in lit parlance).
+ # Don't match 'bugpoint-' or 'clang-'.
+ # Don't match '/clang' or '-clang'.
+if os.pathsep == ';':
+ pathext = os.environ.get('PATHEXT', '').split(';')
+else:
+ pathext = ['']
+# Regex to reject matching a hyphen
+NOHYPHEN = r"(?<!-)"
+
+for pattern in [r"\bbugpoint\b(?!-)",
+ r"(?<!/|-)\bclang\b(?!-)",
+ r"\bgold\b",
+ # Match llc but not -llc
+ NOHYPHEN + r"\bllc\b",
+ r"\blli\b",
+ r"\bllvm-PerfectShuffle\b",
+ r"\bllvm-ar\b",
+ r"\bllvm-as\b",
+ r"\bllvm-bcanalyzer\b",
+ r"\bllvm-config\b",
+ r"\bllvm-cov\b",
+ r"\bllvm-diff\b",
+ r"\bllvm-dis\b",
+ r"\bllvm-dwarfdump\b",
+ r"\bllvm-extract\b",
+ r"\bllvm-jistlistener\b",
+ r"\bllvm-link\b",
+ r"\bllvm-lto\b",
+ r"\bllvm-mc\b",
+ r"\bllvm-mcmarkup\b",
+ r"\bllvm-nm\b",
+ r"\bllvm-objdump\b",
+ r"\bllvm-ranlib\b",
+ r"\bllvm-readobj\b",
+ r"\bllvm-rtdyld\b",
+ r"\bllvm-shlib\b",
+ r"\bllvm-size\b",
+ r"\bllvm-tblgen\b",
+ r"\bllvm-c-test\b",
+ # Match llvmc but not -llvmc
+ NOHYPHEN + r"\bllvmc\b",
+ # Match lto but not -lto
+ NOHYPHEN + r"\blto\b",
+ r"\bmacho-dump\b",
+ # Don't match '.opt', '-opt', '^opt' or '/opt'.
+ r"(?<!\.|-|\^|/)\bopt\b",
+ r"\bFileCheck\b",
+ r"\bFileUpdate\b",
+ r"\bc-index-test\b",
+ r"\bfpcmp\b",
+ r"\bobj2yaml\b",
+ r"\byaml2obj\b",
+ # Handle these specially as they are strings searched
+ # for during testing.
+ r"\| \bcount\b",
+ r"\| \bnot\b"]:
+ # Extract the tool name from the pattern. This relies on the tool
+ # name being surrounded by \b word match operators. If the
+ # pattern starts with "| ", include it in the string to be
+ # substituted.
+ substitution = re.sub(r"^(\\)?((\| )?)\W+b([0-9A-Za-z-_]+)\\b\W*$",
+ r"\2" + llvm_tools_dir + "/" + r"\4",
+ pattern)
+ for ext in pathext:
+ substitution_ext = substitution + ext
+ if os.path.exists(substitution_ext):
+ substitution = substitution_ext
+ break
+ config.substitutions.append((pattern, substitution))