intelc.py
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- """SCons.Tool.icl
- Tool-specific initialization for the Intel C/C++ compiler.
- Supports Linux and Windows compilers, v7 and up.
- There normally shouldn't be any need to import this module directly.
- It will usually be imported through the generic SCons.Tool.Tool()
- selection method.
- """
- #
- # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
- #
- # Permission is hereby granted, free of charge, to any person obtaining
- # a copy of this software and associated documentation files (the
- # "Software"), to deal in the Software without restriction, including
- # without limitation the rights to use, copy, modify, merge, publish,
- # distribute, sublicense, and/or sell copies of the Software, and to
- # permit persons to whom the Software is furnished to do so, subject to
- # the following conditions:
- #
- # The above copyright notice and this permission notice shall be included
- # in all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
- # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- #
- __revision__ = "src/engine/SCons/Tool/intelc.py 3057 2008/06/09 22:21:00 knight"
- import math, sys, os.path, glob, string, re
- is_windows = sys.platform == 'win32'
- is_win64 = is_windows and (os.environ['PROCESSOR_ARCHITECTURE'] == 'AMD64' or
- (os.environ.has_key('PROCESSOR_ARCHITEW6432') and
- os.environ['PROCESSOR_ARCHITEW6432'] == 'AMD64'))
- is_linux = sys.platform == 'linux2'
- is_mac = sys.platform == 'darwin'
- if is_windows:
- import SCons.Tool.msvc
- elif is_linux:
- import SCons.Tool.gcc
- elif is_mac:
- import SCons.Tool.gcc
- import SCons.Util
- import SCons.Warnings
- # Exceptions for this tool
- class IntelCError(SCons.Errors.InternalError):
- pass
- class MissingRegistryError(IntelCError): # missing registry entry
- pass
- class MissingDirError(IntelCError): # dir not found
- pass
- class NoRegistryModuleError(IntelCError): # can't read registry at all
- pass
- def uniquify(s):
- """Return a sequence containing only one copy of each unique element from input sequence s.
- Does not preserve order.
- Input sequence must be hashable (i.e. must be usable as a dictionary key)."""
- u = {}
- for x in s:
- u[x] = 1
- return u.keys()
- def linux_ver_normalize(vstr):
- """Normalize a Linux compiler version number.
- Intel changed from "80" to "9.0" in 2005, so we assume if the number
- is greater than 60 it's an old-style number and otherwise new-style.
- Always returns an old-style float like 80 or 90 for compatibility with Windows.
- Shades of Y2K!"""
- # Check for version number like 9.1.026: return 91.026
- m = re.match(r'([0-9]+).([0-9]+).([0-9]+)', vstr)
- if m:
- vmaj,vmin,build = m.groups()
- return float(vmaj) * 10 + float(vmin) + float(build) / 1000.;
- else:
- f = float(vstr)
- if is_windows:
- return f
- else:
- if f < 60: return f * 10.0
- else: return f
- def check_abi(abi):
- """Check for valid ABI (application binary interface) name,
- and map into canonical one"""
- if not abi:
- return None
- abi = abi.lower()
- # valid_abis maps input name to canonical name
- if is_windows:
- valid_abis = {'ia32' : 'ia32',
- 'x86' : 'ia32',
- 'ia64' : 'ia64',
- 'em64t' : 'em64t',
- 'amd64' : 'em64t'}
- if is_linux:
- valid_abis = {'ia32' : 'ia32',
- 'x86' : 'ia32',
- 'x86_64' : 'x86_64',
- 'em64t' : 'x86_64',
- 'amd64' : 'x86_64'}
- if is_mac:
- valid_abis = {'ia32' : 'ia32',
- 'x86' : 'ia32',
- 'x86_64' : 'x86_64',
- 'em64t' : 'x86_64'}
- try:
- abi = valid_abis[abi]
- except KeyError:
- raise SCons.Errors.UserError,
- "Intel compiler: Invalid ABI %s, valid values are %s"%
- (abi, valid_abis.keys())
- return abi
- def vercmp(a, b):
- """Compare strings as floats,
- but Intel changed Linux naming convention at 9.0"""
- return cmp(linux_ver_normalize(b), linux_ver_normalize(a))
- def get_version_from_list(v, vlist):
- """See if we can match v (string) in vlist (list of strings)
- Linux has to match in a fuzzy way."""
- if is_windows:
- # Simple case, just find it in the list
- if v in vlist: return v
- else: return None
- else:
- # Fuzzy match: normalize version number first, but still return
- # original non-normalized form.
- fuzz = 0.001
- for vi in vlist:
- if math.fabs(linux_ver_normalize(vi) - linux_ver_normalize(v)) < fuzz:
- return vi
- # Not found
- return None
- def get_intel_registry_value(valuename, version=None, abi=None):
- """
- Return a value from the Intel compiler registry tree. (Windows only)
- """
- # Open the key:
- if is_win64:
- K = 'Software\Wow6432Node\Intel\Compilers\C++\' + version + '\'+abi.upper()
- else:
- K = 'Software\Intel\Compilers\C++\' + version + '\'+abi.upper()
- try:
- k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE, K)
- except SCons.Util.RegError:
- raise MissingRegistryError,
- "%s was not found in the registry, for Intel compiler version %s, abi='%s'"%(K, version,abi)
- # Get the value:
- try:
- v = SCons.Util.RegQueryValueEx(k, valuename)[0]
- return v # or v.encode('iso-8859-1', 'replace') to remove unicode?
- except SCons.Util.RegError:
- raise MissingRegistryError,
- "%s\%s was not found in the registry."%(K, valuename)
- def get_all_compiler_versions():
- """Returns a sorted list of strings, like "70" or "80" or "9.0"
- with most recent compiler version first.
- """
- versions=[]
- if is_windows:
- if is_win64:
- keyname = 'Software\WoW6432Node\Intel\Compilers\C++'
- else:
- keyname = 'Software\Intel\Compilers\C++'
- try:
- k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
- keyname)
- except WindowsError:
- return []
- i = 0
- versions = []
- try:
- while i < 100:
- subkey = SCons.Util.RegEnumKey(k, i) # raises EnvironmentError
- # Check that this refers to an existing dir.
- # This is not 100% perfect but should catch common
- # installation issues like when the compiler was installed
- # and then the install directory deleted or moved (rather
- # than uninstalling properly), so the registry values
- # are still there.
- ok = False
- for try_abi in ('IA32', 'IA32e', 'IA64', 'EM64T'):
- try:
- d = get_intel_registry_value('ProductDir', subkey, try_abi)
- except MissingRegistryError:
- continue # not found in reg, keep going
- if os.path.exists(d): ok = True
- if ok:
- versions.append(subkey)
- else:
- try:
- # Registry points to nonexistent dir. Ignore this
- # version.
- value = get_intel_registry_value('ProductDir', subkey, 'IA32')
- except MissingRegistryError, e:
- # Registry key is left dangling (potentially
- # after uninstalling).
- print
- "scons: *** Ignoring the registry key for the Intel compiler version %s.n"
- "scons: *** It seems that the compiler was uninstalled and that the registryn"
- "scons: *** was not cleaned up properly.n" % subkey
- else:
- print "scons: *** Ignoring "+str(value)
- i = i + 1
- except EnvironmentError:
- # no more subkeys
- pass
- elif is_linux:
- for d in glob.glob('/opt/intel_cc_*'):
- # Typical dir here is /opt/intel_cc_80.
- m = re.search(r'cc_(.*)$', d)
- if m:
- versions.append(m.group(1))
- for d in glob.glob('/opt/intel/cc*/*'):
- # Typical dir here is /opt/intel/cc/9.0 for IA32,
- # /opt/intel/cce/9.0 for EMT64 (AMD64)
- m = re.search(r'([0-9.]+)$', d)
- if m:
- versions.append(m.group(1))
- elif is_mac:
- for d in glob.glob('/opt/intel/cc*/*'):
- # Typical dir here is /opt/intel/cc/9.0 for IA32,
- # /opt/intel/cce/9.0 for EMT64 (AMD64)
- m = re.search(r'([0-9.]+)$', d)
- if m:
- versions.append(m.group(1))
- versions = uniquify(versions) # remove dups
- versions.sort(vercmp)
- return versions
- def get_intel_compiler_top(version, abi):
- """
- Return the main path to the top-level dir of the Intel compiler,
- using the given version.
- The compiler will be in <top>/bin/icl.exe (icc on linux),
- the include dir is <top>/include, etc.
- """
- if is_windows:
- if not SCons.Util.can_read_reg:
- raise NoRegistryModuleError, "No Windows registry module was found"
- top = get_intel_registry_value('ProductDir', version, abi)
- if not os.path.exists(os.path.join(top, "Bin", "icl.exe")):
- raise MissingDirError,
- "Can't find Intel compiler in %s"%(top)
- elif is_mac or is_linux:
- # first dir is new (>=9.0) style, second is old (8.0) style.
- dirs=('/opt/intel/cc/%s', '/opt/intel_cc_%s')
- if abi == 'x86_64':
- dirs=('/opt/intel/cce/%s',) # 'e' stands for 'em64t', aka x86_64 aka amd64
- top=None
- for d in dirs:
- if os.path.exists(os.path.join(d%version, "bin", "icc")):
- top = d%version
- break
- if not top:
- raise MissingDirError,
- "Can't find version %s Intel compiler in %s (abi='%s')"%(version,top, abi)
- return top
- def generate(env, version=None, abi=None, topdir=None, verbose=0):
- """Add Builders and construction variables for Intel C/C++ compiler
- to an Environment.
- args:
- version: (string) compiler version to use, like "80"
- abi: (string) 'win32' or whatever Itanium version wants
- topdir: (string) compiler top dir, like
- "c:Program FilesIntelCompiler70"
- If topdir is used, version and abi are ignored.
- verbose: (int) if >0, prints compiler version used.
- """
- if not (is_mac or is_linux or is_windows):
- # can't handle this platform
- return
- if is_windows:
- SCons.Tool.msvc.generate(env)
- elif is_linux:
- SCons.Tool.gcc.generate(env)
- elif is_mac:
- SCons.Tool.gcc.generate(env)
- # if version is unspecified, use latest
- vlist = get_all_compiler_versions()
- if not version:
- if vlist:
- version = vlist[0]
- else:
- # User may have specified '90' but we need to get actual dirname '9.0'.
- # get_version_from_list does that mapping.
- v = get_version_from_list(version, vlist)
- if not v:
- raise SCons.Errors.UserError,
- "Invalid Intel compiler version %s: "%version +
- "installed versions are %s"%(', '.join(vlist))
- version = v
- # if abi is unspecified, use ia32
- # alternatives are ia64 for Itanium, or amd64 or em64t or x86_64 (all synonyms here)
- abi = check_abi(abi)
- if abi is None:
- if is_mac or is_linux:
- # Check if we are on 64-bit linux, default to 64 then.
- uname_m = os.uname()[4]
- if uname_m == 'x86_64':
- abi = 'x86_64'
- else:
- abi = 'ia32'
- else:
- if is_win64:
- abi = 'em64t'
- else:
- abi = 'ia32'
- if version and not topdir:
- try:
- topdir = get_intel_compiler_top(version, abi)
- except (SCons.Util.RegError, IntelCError):
- topdir = None
- if not topdir:
- # Normally this is an error, but it might not be if the compiler is
- # on $PATH and the user is importing their env.
- class ICLTopDirWarning(SCons.Warnings.Warning):
- pass
- if (is_mac or is_linux) and not env.Detect('icc') or
- is_windows and not env.Detect('icl'):
- SCons.Warnings.enableWarningClass(ICLTopDirWarning)
- SCons.Warnings.warn(ICLTopDirWarning,
- "Failed to find Intel compiler for version='%s', abi='%s'"%
- (str(version), str(abi)))
- else:
- # should be cleaned up to say what this other version is
- # since in this case we have some other Intel compiler installed
- SCons.Warnings.enableWarningClass(ICLTopDirWarning)
- SCons.Warnings.warn(ICLTopDirWarning,
- "Can't find Intel compiler top dir for version='%s', abi='%s'"%
- (str(version), str(abi)))
- if topdir:
- if verbose:
- print "Intel C compiler: using version %s (%g), abi %s, in '%s'"%
- (repr(version), linux_ver_normalize(version),abi,topdir)
- if is_linux:
- # Show the actual compiler version by running the compiler.
- os.system('%s/bin/icc --version'%topdir)
- if is_mac:
- # Show the actual compiler version by running the compiler.
- os.system('%s/bin/icc --version'%topdir)
- env['INTEL_C_COMPILER_TOP'] = topdir
- if is_linux:
- paths={'INCLUDE' : 'include',
- 'LIB' : 'lib',
- 'PATH' : 'bin',
- 'LD_LIBRARY_PATH' : 'lib'}
- for p in paths.keys():
- env.PrependENVPath(p, os.path.join(topdir, paths[p]))
- if is_mac:
- paths={'INCLUDE' : 'include',
- 'LIB' : 'lib',
- 'PATH' : 'bin',
- 'LD_LIBRARY_PATH' : 'lib'}
- for p in paths.keys():
- env.PrependENVPath(p, os.path.join(topdir, paths[p]))
- if is_windows:
- # env key reg valname default subdir of top
- paths=(('INCLUDE', 'IncludeDir', 'Include'),
- ('LIB' , 'LibDir', 'Lib'),
- ('PATH' , 'BinDir', 'Bin'))
- # We are supposed to ignore version if topdir is set, so set
- # it to the emptry string if it's not already set.
- if version is None:
- version = ''
- # Each path has a registry entry, use that or default to subdir
- for p in paths:
- try:
- path=get_intel_registry_value(p[1], version, abi)
- # These paths may have $(ICInstallDir)
- # which needs to be substituted with the topdir.
- path=path.replace('$(ICInstallDir)', topdir + os.sep)
- except IntelCError:
- # Couldn't get it from registry: use default subdir of topdir
- env.PrependENVPath(p[0], os.path.join(topdir, p[2]))
- else:
- env.PrependENVPath(p[0], string.split(path, os.pathsep))
- # print "ICL %s: %s, final=%s"%(p[0], path, str(env['ENV'][p[0]]))
- if is_windows:
- env['CC'] = 'icl'
- env['CXX'] = 'icl'
- env['LINK'] = 'xilink'
- else:
- env['CC'] = 'icc'
- env['CXX'] = 'icpc'
- # Don't reset LINK here;
- # use smart_link which should already be here from link.py.
- #env['LINK'] = '$CC'
- env['AR'] = 'xiar'
- env['LD'] = 'xild' # not used by default
- # This is not the exact (detailed) compiler version,
- # just the major version as determined above or specified
- # by the user. It is a float like 80 or 90, in normalized form for Linux
- # (i.e. even for Linux 9.0 compiler, still returns 90 rather than 9.0)
- if version:
- env['INTEL_C_COMPILER_VERSION']=linux_ver_normalize(version)
- if is_windows:
- # Look for license file dir
- # in system environment, registry, and default location.
- envlicdir = os.environ.get("INTEL_LICENSE_FILE", '')
- K = ('SOFTWAREIntelLicenses')
- try:
- k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE, K)
- reglicdir = SCons.Util.RegQueryValueEx(k, "w_cpp")[0]
- except (AttributeError, SCons.Util.RegError):
- reglicdir = ""
- defaultlicdir = r'C:Program FilesCommon FilesIntelLicenses'
- licdir = None
- for ld in [envlicdir, reglicdir]:
- # If the string contains an '@', then assume it's a network
- # license (port@system) and good by definition.
- if ld and (string.find(ld, '@') != -1 or os.path.exists(ld)):
- licdir = ld
- break
- if not licdir:
- licdir = defaultlicdir
- if not os.path.exists(licdir):
- class ICLLicenseDirWarning(SCons.Warnings.Warning):
- pass
- SCons.Warnings.enableWarningClass(ICLLicenseDirWarning)
- SCons.Warnings.warn(ICLLicenseDirWarning,
- "Intel license dir was not found."
- " Tried using the INTEL_LICENSE_FILE environment variable (%s), the registry (%s) and the default path (%s)."
- " Using the default path as a last resort."
- % (envlicdir, reglicdir, defaultlicdir))
- env['ENV']['INTEL_LICENSE_FILE'] = licdir
- def exists(env):
- if not (is_mac or is_linux or is_windows):
- # can't handle this platform
- return 0
- try:
- versions = get_all_compiler_versions()
- except (SCons.Util.RegError, IntelCError):
- versions = None
- detected = versions is not None and len(versions) > 0
- if not detected:
- # try env.Detect, maybe that will work
- if is_windows:
- return env.Detect('icl')
- elif is_linux:
- return env.Detect('icc')
- elif is_mac:
- return env.Detect('icc')
- return detected
- # end of file