SConscript revision 12797
1955SN/A# -*- mode:python -*- 2955SN/A 31762SN/A# Copyright (c) 2004-2005 The Regents of The University of Michigan 4955SN/A# All rights reserved. 5955SN/A# 6955SN/A# Redistribution and use in source and binary forms, with or without 7955SN/A# modification, are permitted provided that the following conditions are 8955SN/A# met: redistributions of source code must retain the above copyright 9955SN/A# notice, this list of conditions and the following disclaimer; 10955SN/A# redistributions in binary form must reproduce the above copyright 11955SN/A# notice, this list of conditions and the following disclaimer in the 12955SN/A# documentation and/or other materials provided with the distribution; 13955SN/A# neither the name of the copyright holders nor the names of its 14955SN/A# contributors may be used to endorse or promote products derived from 15955SN/A# this software without specific prior written permission. 16955SN/A# 17955SN/A# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18955SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19955SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20955SN/A# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21955SN/A# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22955SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23955SN/A# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24955SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25955SN/A# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26955SN/A# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27955SN/A# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 282665Ssaidi@eecs.umich.edu# 294762Snate@binkert.org# Authors: Nathan Binkert 30955SN/A 315522Snate@binkert.orgfrom __future__ import print_function 326143Snate@binkert.org 334762Snate@binkert.orgimport array 345522Snate@binkert.orgimport bisect 35955SN/Aimport functools 365522Snate@binkert.orgimport imp 37955SN/Aimport marshal 385522Snate@binkert.orgimport os 394202Sbinkertn@umich.eduimport re 405742Snate@binkert.orgimport subprocess 41955SN/Aimport sys 424381Sbinkertn@umich.eduimport zlib 434381Sbinkertn@umich.edu 448334Snate@binkert.orgfrom os.path import basename, dirname, exists, isdir, isfile, join as joinpath 45955SN/A 46955SN/Aimport SCons 474202Sbinkertn@umich.edu 48955SN/Afrom gem5_scons import Transform 494382Sbinkertn@umich.edu 504382Sbinkertn@umich.edu# This file defines how to build a particular configuration of gem5 514382Sbinkertn@umich.edu# based on variable settings in the 'env' build environment. 526654Snate@binkert.org 535517Snate@binkert.orgImport('*') 548614Sgblack@eecs.umich.edu 557674Snate@binkert.org# Children need to see the environment 566143Snate@binkert.orgExport('env') 576143Snate@binkert.org 586143Snate@binkert.orgbuild_env = [(opt, env[opt]) for opt in export_vars] 598233Snate@binkert.org 608233Snate@binkert.orgfrom m5.util import code_formatter, compareVersions 618233Snate@binkert.org 628233Snate@binkert.org######################################################################## 638233Snate@binkert.org# Code for adding source files of various types 648334Snate@binkert.org# 658334Snate@binkert.org# When specifying a source file of some type, a set of tags can be 668233Snate@binkert.org# specified for that file. 678233Snate@binkert.org 688233Snate@binkert.orgclass SourceFilter(object): 698233Snate@binkert.org def __init__(self, predicate): 708233Snate@binkert.org self.predicate = predicate 718233Snate@binkert.org 726143Snate@binkert.org def __or__(self, other): 738233Snate@binkert.org return SourceFilter(lambda tags: self.predicate(tags) or 748233Snate@binkert.org other.predicate(tags)) 758233Snate@binkert.org 766143Snate@binkert.org def __and__(self, other): 776143Snate@binkert.org return SourceFilter(lambda tags: self.predicate(tags) and 786143Snate@binkert.org other.predicate(tags)) 796143Snate@binkert.org 808233Snate@binkert.orgdef with_tags_that(predicate): 818233Snate@binkert.org '''Return a list of sources with tags that satisfy a predicate.''' 828233Snate@binkert.org return SourceFilter(predicate) 836143Snate@binkert.org 848233Snate@binkert.orgdef with_any_tags(*tags): 858233Snate@binkert.org '''Return a list of sources with any of the supplied tags.''' 868233Snate@binkert.org return SourceFilter(lambda stags: len(set(tags) & stags) > 0) 878233Snate@binkert.org 886143Snate@binkert.orgdef with_all_tags(*tags): 896143Snate@binkert.org '''Return a list of sources with all of the supplied tags.''' 906143Snate@binkert.org return SourceFilter(lambda stags: set(tags) <= stags) 914762Snate@binkert.org 926143Snate@binkert.orgdef with_tag(tag): 938233Snate@binkert.org '''Return a list of sources with the supplied tag.''' 948233Snate@binkert.org return SourceFilter(lambda stags: tag in stags) 958233Snate@binkert.org 968233Snate@binkert.orgdef without_tags(*tags): 978233Snate@binkert.org '''Return a list of sources without any of the supplied tags.''' 986143Snate@binkert.org return SourceFilter(lambda stags: len(set(tags) & stags) == 0) 998233Snate@binkert.org 1008233Snate@binkert.orgdef without_tag(tag): 1018233Snate@binkert.org '''Return a list of sources with the supplied tag.''' 1028233Snate@binkert.org return SourceFilter(lambda stags: tag not in stags) 1036143Snate@binkert.org 1046143Snate@binkert.orgsource_filter_factories = { 1056143Snate@binkert.org 'with_tags_that': with_tags_that, 1066143Snate@binkert.org 'with_any_tags': with_any_tags, 1076143Snate@binkert.org 'with_all_tags': with_all_tags, 1086143Snate@binkert.org 'with_tag': with_tag, 1096143Snate@binkert.org 'without_tags': without_tags, 1106143Snate@binkert.org 'without_tag': without_tag, 1116143Snate@binkert.org} 1127065Snate@binkert.org 1136143Snate@binkert.orgExport(source_filter_factories) 1148233Snate@binkert.org 1158233Snate@binkert.orgclass SourceList(list): 1168233Snate@binkert.org def apply_filter(self, f): 1178233Snate@binkert.org def match(source): 1188233Snate@binkert.org return f.predicate(source.tags) 1198233Snate@binkert.org return SourceList(filter(match, self)) 1208233Snate@binkert.org 1218233Snate@binkert.org def __getattr__(self, name): 1228233Snate@binkert.org func = source_filter_factories.get(name, None) 1238233Snate@binkert.org if not func: 1248233Snate@binkert.org raise AttributeError 1258233Snate@binkert.org 1268233Snate@binkert.org @functools.wraps(func) 1278233Snate@binkert.org def wrapper(*args, **kwargs): 1288233Snate@binkert.org return self.apply_filter(func(*args, **kwargs)) 1298233Snate@binkert.org return wrapper 1308233Snate@binkert.org 1318233Snate@binkert.orgclass SourceMeta(type): 1328233Snate@binkert.org '''Meta class for source files that keeps track of all files of a 1338233Snate@binkert.org particular type.''' 1348233Snate@binkert.org def __init__(cls, name, bases, dict): 1358233Snate@binkert.org super(SourceMeta, cls).__init__(name, bases, dict) 1368233Snate@binkert.org cls.all = SourceList() 1378233Snate@binkert.org 1388233Snate@binkert.orgclass SourceFile(object): 1398233Snate@binkert.org '''Base object that encapsulates the notion of a source file. 1408233Snate@binkert.org This includes, the source node, target node, various manipulations 1418233Snate@binkert.org of those. A source file also specifies a set of tags which 1428233Snate@binkert.org describing arbitrary properties of the source file.''' 1438233Snate@binkert.org __metaclass__ = SourceMeta 1448233Snate@binkert.org 1456143Snate@binkert.org static_objs = {} 1466143Snate@binkert.org shared_objs = {} 1476143Snate@binkert.org 1486143Snate@binkert.org def __init__(self, source, tags=None, add_tags=None): 1496143Snate@binkert.org if tags is None: 1506143Snate@binkert.org tags='gem5 lib' 1519982Satgutier@umich.edu if isinstance(tags, basestring): 15210196SCurtis.Dunham@arm.com tags = set([tags]) 15310196SCurtis.Dunham@arm.com if not isinstance(tags, set): 15410196SCurtis.Dunham@arm.com tags = set(tags) 15510196SCurtis.Dunham@arm.com self.tags = tags 15610196SCurtis.Dunham@arm.com 15710196SCurtis.Dunham@arm.com if add_tags: 15810196SCurtis.Dunham@arm.com if isinstance(add_tags, basestring): 15910196SCurtis.Dunham@arm.com add_tags = set([add_tags]) 1606143Snate@binkert.org if not isinstance(add_tags, set): 1616143Snate@binkert.org add_tags = set(add_tags) 1628945Ssteve.reinhardt@amd.com self.tags |= add_tags 1638233Snate@binkert.org 1648233Snate@binkert.org tnode = source 1656143Snate@binkert.org if not isinstance(source, SCons.Node.FS.File): 1668945Ssteve.reinhardt@amd.com tnode = File(source) 1676143Snate@binkert.org 1686143Snate@binkert.org self.tnode = tnode 1696143Snate@binkert.org self.snode = tnode.srcnode() 1706143Snate@binkert.org 1715522Snate@binkert.org for base in type(self).__mro__: 1726143Snate@binkert.org if issubclass(base, SourceFile): 1736143Snate@binkert.org base.all.append(self) 1746143Snate@binkert.org 1759982Satgutier@umich.edu def static(self, env): 1768233Snate@binkert.org key = (self.tnode, env['OBJSUFFIX']) 1778233Snate@binkert.org if not key in self.static_objs: 1788233Snate@binkert.org self.static_objs[key] = env.StaticObject(self.tnode) 1796143Snate@binkert.org return self.static_objs[key] 1806143Snate@binkert.org 1816143Snate@binkert.org def shared(self, env): 1826143Snate@binkert.org key = (self.tnode, env['OBJSUFFIX']) 1835522Snate@binkert.org if not key in self.shared_objs: 1845522Snate@binkert.org self.shared_objs[key] = env.SharedObject(self.tnode) 1855522Snate@binkert.org return self.shared_objs[key] 1865522Snate@binkert.org 1875604Snate@binkert.org @property 1885604Snate@binkert.org def filename(self): 1896143Snate@binkert.org return str(self.tnode) 1906143Snate@binkert.org 1914762Snate@binkert.org @property 1924762Snate@binkert.org def dirname(self): 1936143Snate@binkert.org return dirname(self.filename) 1946727Ssteve.reinhardt@amd.com 1956727Ssteve.reinhardt@amd.com @property 1966727Ssteve.reinhardt@amd.com def basename(self): 1974762Snate@binkert.org return basename(self.filename) 1986143Snate@binkert.org 1996143Snate@binkert.org @property 2006143Snate@binkert.org def extname(self): 2016143Snate@binkert.org index = self.basename.rfind('.') 2026727Ssteve.reinhardt@amd.com if index <= 0: 2036143Snate@binkert.org # dot files aren't extensions 2047674Snate@binkert.org return self.basename, None 2057674Snate@binkert.org 2065604Snate@binkert.org return self.basename[:index], self.basename[index+1:] 2076143Snate@binkert.org 2086143Snate@binkert.org def __lt__(self, other): return self.filename < other.filename 2096143Snate@binkert.org def __le__(self, other): return self.filename <= other.filename 2104762Snate@binkert.org def __gt__(self, other): return self.filename > other.filename 2116143Snate@binkert.org def __ge__(self, other): return self.filename >= other.filename 2124762Snate@binkert.org def __eq__(self, other): return self.filename == other.filename 2134762Snate@binkert.org def __ne__(self, other): return self.filename != other.filename 2144762Snate@binkert.org 2156143Snate@binkert.orgclass Source(SourceFile): 2166143Snate@binkert.org ungrouped_tag = 'No link group' 2174762Snate@binkert.org source_groups = set() 2188233Snate@binkert.org 2198233Snate@binkert.org _current_group_tag = ungrouped_tag 2208233Snate@binkert.org 2218233Snate@binkert.org @staticmethod 2226143Snate@binkert.org def link_group_tag(group): 2236143Snate@binkert.org return 'link group: %s' % group 2244762Snate@binkert.org 2256143Snate@binkert.org @classmethod 2264762Snate@binkert.org def set_group(cls, group): 2276143Snate@binkert.org new_tag = Source.link_group_tag(group) 2284762Snate@binkert.org Source._current_group_tag = new_tag 2296143Snate@binkert.org Source.source_groups.add(group) 2308233Snate@binkert.org 2318233Snate@binkert.org def _add_link_group_tag(self): 2328233Snate@binkert.org self.tags.add(Source._current_group_tag) 2336143Snate@binkert.org 2346143Snate@binkert.org '''Add a c/c++ source file to the build''' 2356143Snate@binkert.org def __init__(self, source, tags=None, add_tags=None): 2366143Snate@binkert.org '''specify the source file, and any tags''' 2376143Snate@binkert.org super(Source, self).__init__(source, tags, add_tags) 2386143Snate@binkert.org self._add_link_group_tag() 2396143Snate@binkert.org 2406143Snate@binkert.orgclass PySource(SourceFile): 2418233Snate@binkert.org '''Add a python source file to the named package''' 2428233Snate@binkert.org invalid_sym_char = re.compile('[^A-z0-9_]') 243955SN/A modules = {} 2449396Sandreas.hansson@arm.com tnodes = {} 2459396Sandreas.hansson@arm.com symnames = {} 2469396Sandreas.hansson@arm.com 2479396Sandreas.hansson@arm.com def __init__(self, package, source, tags=None, add_tags=None): 2489396Sandreas.hansson@arm.com '''specify the python package, the source file, and any tags''' 2499396Sandreas.hansson@arm.com super(PySource, self).__init__(source, tags, add_tags) 2509396Sandreas.hansson@arm.com 2519396Sandreas.hansson@arm.com modname,ext = self.extname 2529396Sandreas.hansson@arm.com assert ext == 'py' 2539396Sandreas.hansson@arm.com 2549396Sandreas.hansson@arm.com if package: 2559396Sandreas.hansson@arm.com path = package.split('.') 2569396Sandreas.hansson@arm.com else: 2579930Sandreas.hansson@arm.com path = [] 2589930Sandreas.hansson@arm.com 2599396Sandreas.hansson@arm.com modpath = path[:] 2608235Snate@binkert.org if modname != '__init__': 2618235Snate@binkert.org modpath += [ modname ] 2626143Snate@binkert.org modpath = '.'.join(modpath) 2638235Snate@binkert.org 2649003SAli.Saidi@ARM.com arcpath = path + [ self.basename ] 2658235Snate@binkert.org abspath = self.snode.abspath 2668235Snate@binkert.org if not exists(abspath): 2678235Snate@binkert.org abspath = self.tnode.abspath 2688235Snate@binkert.org 2698235Snate@binkert.org self.package = package 2708235Snate@binkert.org self.modname = modname 2718235Snate@binkert.org self.modpath = modpath 2728235Snate@binkert.org self.arcname = joinpath(*arcpath) 2738235Snate@binkert.org self.abspath = abspath 2748235Snate@binkert.org self.compiled = File(self.filename + 'c') 2758235Snate@binkert.org self.cpp = File(self.filename + '.cc') 2768235Snate@binkert.org self.symname = PySource.invalid_sym_char.sub('_', modpath) 2778235Snate@binkert.org 2788235Snate@binkert.org PySource.modules[modpath] = self 2799003SAli.Saidi@ARM.com PySource.tnodes[self.tnode] = self 2808235Snate@binkert.org PySource.symnames[self.symname] = self 2815584Snate@binkert.org 2824382Sbinkertn@umich.educlass SimObject(PySource): 2834202Sbinkertn@umich.edu '''Add a SimObject python file as a python source object and add 2844382Sbinkertn@umich.edu it to a list of sim object modules''' 2854382Sbinkertn@umich.edu 2864382Sbinkertn@umich.edu fixed = False 2879396Sandreas.hansson@arm.com modnames = [] 2885584Snate@binkert.org 2894382Sbinkertn@umich.edu def __init__(self, source, tags=None, add_tags=None): 2904382Sbinkertn@umich.edu '''Specify the source file and any tags (automatically in 2914382Sbinkertn@umich.edu the m5.objects package)''' 2928232Snate@binkert.org super(SimObject, self).__init__('m5.objects', source, tags, add_tags) 2935192Ssaidi@eecs.umich.edu if self.fixed: 2948232Snate@binkert.org raise AttributeError, "Too late to call SimObject now." 2958232Snate@binkert.org 2968232Snate@binkert.org bisect.insort_right(SimObject.modnames, self.modname) 2975192Ssaidi@eecs.umich.edu 2988232Snate@binkert.orgclass ProtoBuf(SourceFile): 2995192Ssaidi@eecs.umich.edu '''Add a Protocol Buffer to build''' 3005799Snate@binkert.org 3018232Snate@binkert.org def __init__(self, source, tags=None, add_tags=None): 3025192Ssaidi@eecs.umich.edu '''Specify the source file, and any tags''' 3035192Ssaidi@eecs.umich.edu super(ProtoBuf, self).__init__(source, tags, add_tags) 3045192Ssaidi@eecs.umich.edu 3058232Snate@binkert.org # Get the file name and the extension 3065192Ssaidi@eecs.umich.edu modname,ext = self.extname 3078232Snate@binkert.org assert ext == 'proto' 3085192Ssaidi@eecs.umich.edu 3095192Ssaidi@eecs.umich.edu # Currently, we stick to generating the C++ headers, so we 3105192Ssaidi@eecs.umich.edu # only need to track the source and header. 3115192Ssaidi@eecs.umich.edu self.cc_file = File(modname + '.pb.cc') 3124382Sbinkertn@umich.edu self.hh_file = File(modname + '.pb.h') 3134382Sbinkertn@umich.edu 3144382Sbinkertn@umich.edu 3152667Sstever@eecs.umich.eduexectuable_classes = [] 3162667Sstever@eecs.umich.educlass ExecutableMeta(type): 3172667Sstever@eecs.umich.edu '''Meta class for Executables.''' 3182667Sstever@eecs.umich.edu all = [] 3192667Sstever@eecs.umich.edu 3202667Sstever@eecs.umich.edu def __init__(cls, name, bases, d): 3215742Snate@binkert.org if not d.pop('abstract', False): 3225742Snate@binkert.org ExecutableMeta.all.append(cls) 3235742Snate@binkert.org super(ExecutableMeta, cls).__init__(name, bases, d) 3245793Snate@binkert.org 3258334Snate@binkert.org cls.all = [] 3265793Snate@binkert.org 3275793Snate@binkert.orgclass Executable(object): 3285793Snate@binkert.org '''Base class for creating an executable from sources.''' 3294382Sbinkertn@umich.edu __metaclass__ = ExecutableMeta 3304762Snate@binkert.org 3315344Sstever@gmail.com abstract = True 3324382Sbinkertn@umich.edu 3335341Sstever@gmail.com def __init__(self, target, *srcs_and_filts): 3345742Snate@binkert.org '''Specify the target name and any sources. Sources that are 3355742Snate@binkert.org not SourceFiles are evalued with Source().''' 3365742Snate@binkert.org super(Executable, self).__init__() 3375742Snate@binkert.org self.all.append(self) 3385742Snate@binkert.org self.target = target 3394762Snate@binkert.org 3405742Snate@binkert.org isFilter = lambda arg: isinstance(arg, SourceFilter) 3415742Snate@binkert.org self.filters = filter(isFilter, srcs_and_filts) 3427722Sgblack@eecs.umich.edu sources = filter(lambda a: not isFilter(a), srcs_and_filts) 3435742Snate@binkert.org 3445742Snate@binkert.org srcs = SourceList() 3455742Snate@binkert.org for src in sources: 3469930Sandreas.hansson@arm.com if not isinstance(src, SourceFile): 3479930Sandreas.hansson@arm.com src = Source(src, tags=[]) 3489930Sandreas.hansson@arm.com srcs.append(src) 3499930Sandreas.hansson@arm.com 3509930Sandreas.hansson@arm.com self.sources = srcs 3515742Snate@binkert.org self.dir = Dir('.') 3528242Sbradley.danofsky@amd.com 3538242Sbradley.danofsky@amd.com def path(self, env): 3548242Sbradley.danofsky@amd.com return self.dir.File(self.target + '.' + env['EXE_SUFFIX']) 3558242Sbradley.danofsky@amd.com 3565341Sstever@gmail.com def srcs_to_objs(self, env, sources): 3575742Snate@binkert.org return list([ s.static(env) for s in sources ]) 3587722Sgblack@eecs.umich.edu 3594773Snate@binkert.org @classmethod 3606108Snate@binkert.org def declare_all(cls, env): 3611858SN/A return list([ instance.declare(env) for instance in cls.all ]) 3621085SN/A 3636658Snate@binkert.org def declare(self, env, objs=None): 3646658Snate@binkert.org if objs is None: 3657673Snate@binkert.org objs = self.srcs_to_objs(env, self.sources) 3666658Snate@binkert.org 3676658Snate@binkert.org if env['STRIP_EXES']: 3686658Snate@binkert.org stripped = self.path(env) 3696658Snate@binkert.org unstripped = env.File(str(stripped) + '.unstripped') 3706658Snate@binkert.org if sys.platform == 'sunos5': 3716658Snate@binkert.org cmd = 'cp $SOURCE $TARGET; strip $TARGET' 3726658Snate@binkert.org else: 3737673Snate@binkert.org cmd = 'strip $SOURCE -o $TARGET' 3747673Snate@binkert.org env.Program(unstripped, objs) 3757673Snate@binkert.org return env.Command(stripped, unstripped, 3767673Snate@binkert.org MakeAction(cmd, Transform("STRIP"))) 3777673Snate@binkert.org else: 3787673Snate@binkert.org return env.Program(self.path(env), objs) 3797673Snate@binkert.org 3806658Snate@binkert.orgclass UnitTest(Executable): 3817673Snate@binkert.org '''Create a UnitTest''' 3827673Snate@binkert.org def __init__(self, target, *srcs_and_filts, **kwargs): 3837673Snate@binkert.org super(UnitTest, self).__init__(target, *srcs_and_filts) 3847673Snate@binkert.org 3857673Snate@binkert.org self.main = kwargs.get('main', False) 3867673Snate@binkert.org 3879048SAli.Saidi@ARM.com def declare(self, env): 3887673Snate@binkert.org sources = list(self.sources) 3897673Snate@binkert.org for f in self.filters: 3907673Snate@binkert.org sources = Source.all.apply_filter(f) 3917673Snate@binkert.org objs = self.srcs_to_objs(env, sources) + env['STATIC_OBJS'] 3926658Snate@binkert.org if self.main: 3937756SAli.Saidi@ARM.com objs += env['MAIN_OBJS'] 3947816Ssteve.reinhardt@amd.com return super(UnitTest, self).declare(env, objs) 3956658Snate@binkert.org 3964382Sbinkertn@umich.educlass GTest(Executable): 3974382Sbinkertn@umich.edu '''Create a unit test based on the google test framework.''' 3984762Snate@binkert.org all = [] 3994762Snate@binkert.org def __init__(self, *srcs_and_filts, **kwargs): 4004762Snate@binkert.org super(GTest, self).__init__(*srcs_and_filts) 4016654Snate@binkert.org 4026654Snate@binkert.org self.skip_lib = kwargs.pop('skip_lib', False) 4035517Snate@binkert.org 4045517Snate@binkert.org @classmethod 4055517Snate@binkert.org def declare_all(cls, env): 4065517Snate@binkert.org env = env.Clone() 4075517Snate@binkert.org env.Append(LIBS=env['GTEST_LIBS']) 4085517Snate@binkert.org env.Append(CPPFLAGS=env['GTEST_CPPFLAGS']) 4095517Snate@binkert.org env['GTEST_LIB_SOURCES'] = Source.all.with_tag('gtest lib') 4105517Snate@binkert.org env['GTEST_OUT_DIR'] = \ 4115517Snate@binkert.org Dir(env['BUILDDIR']).Dir('unittests.' + env['EXE_SUFFIX']) 4125517Snate@binkert.org return super(GTest, cls).declare_all(env) 4135517Snate@binkert.org 4145517Snate@binkert.org def declare(self, env): 4155517Snate@binkert.org sources = list(self.sources) 4165517Snate@binkert.org if not self.skip_lib: 4175517Snate@binkert.org sources += env['GTEST_LIB_SOURCES'] 4185517Snate@binkert.org for f in self.filters: 4195517Snate@binkert.org sources += Source.all.apply_filter(f) 4206654Snate@binkert.org objs = self.srcs_to_objs(env, sources) 4215517Snate@binkert.org 4225517Snate@binkert.org binary = super(GTest, self).declare(env, objs) 4235517Snate@binkert.org 4245517Snate@binkert.org out_dir = env['GTEST_OUT_DIR'] 4255517Snate@binkert.org xml_file = out_dir.Dir(str(self.dir)).File(self.target + '.xml') 4265517Snate@binkert.org AlwaysBuild(env.Command(xml_file, binary, 4275517Snate@binkert.org "${SOURCES[0]} --gtest_output=xml:${TARGETS[0]}")) 4285517Snate@binkert.org 4296143Snate@binkert.org return binary 4306654Snate@binkert.org 4315517Snate@binkert.orgclass Gem5(Executable): 4325517Snate@binkert.org '''Create a gem5 executable.''' 4335517Snate@binkert.org 4345517Snate@binkert.org def __init__(self, target): 4355517Snate@binkert.org super(Gem5, self).__init__(target) 4365517Snate@binkert.org 4375517Snate@binkert.org def declare(self, env): 4385517Snate@binkert.org objs = env['MAIN_OBJS'] + env['STATIC_OBJS'] 4395517Snate@binkert.org return super(Gem5, self).declare(env, objs) 4405517Snate@binkert.org 4415517Snate@binkert.org 4425517Snate@binkert.org# Children should have access 4435517Snate@binkert.orgExport('Source') 4445517Snate@binkert.orgExport('PySource') 4456654Snate@binkert.orgExport('SimObject') 4466654Snate@binkert.orgExport('ProtoBuf') 4475517Snate@binkert.orgExport('Executable') 4485517Snate@binkert.orgExport('UnitTest') 4496143Snate@binkert.orgExport('GTest') 4506143Snate@binkert.org 4516143Snate@binkert.org######################################################################## 4526727Ssteve.reinhardt@amd.com# 4535517Snate@binkert.org# Debug Flags 4546727Ssteve.reinhardt@amd.com# 4555517Snate@binkert.orgdebug_flags = {} 4565517Snate@binkert.orgdef DebugFlag(name, desc=None): 4575517Snate@binkert.org if name in debug_flags: 4586654Snate@binkert.org raise AttributeError, "Flag %s already specified" % name 4596654Snate@binkert.org debug_flags[name] = (name, (), desc) 4607673Snate@binkert.org 4616654Snate@binkert.orgdef CompoundFlag(name, flags, desc=None): 4626654Snate@binkert.org if name in debug_flags: 4636654Snate@binkert.org raise AttributeError, "Flag %s already specified" % name 4646654Snate@binkert.org 4655517Snate@binkert.org compound = tuple(flags) 4665517Snate@binkert.org debug_flags[name] = (name, compound, desc) 4675517Snate@binkert.org 4686143Snate@binkert.orgExport('DebugFlag') 4695517Snate@binkert.orgExport('CompoundFlag') 4704762Snate@binkert.org 4715517Snate@binkert.org######################################################################## 4725517Snate@binkert.org# 4736143Snate@binkert.org# Set some compiler variables 4746143Snate@binkert.org# 4755517Snate@binkert.org 4765517Snate@binkert.org# Include file paths are rooted in this directory. SCons will 4775517Snate@binkert.org# automatically expand '.' to refer to both the source directory and 4785517Snate@binkert.org# the corresponding build directory to pick up generated include 4795517Snate@binkert.org# files. 4805517Snate@binkert.orgenv.Append(CPPPATH=Dir('.')) 4815517Snate@binkert.org 4825517Snate@binkert.orgfor extra_dir in extras_dir_list: 4835517Snate@binkert.org env.Append(CPPPATH=Dir(extra_dir)) 4849338SAndreas.Sandberg@arm.com 4859338SAndreas.Sandberg@arm.com# Workaround for bug in SCons version > 0.97d20071212 4869338SAndreas.Sandberg@arm.com# Scons bug id: 2006 gem5 Bug id: 308 4879338SAndreas.Sandberg@arm.comfor root, dirs, files in os.walk(base_dir, topdown=True): 4889338SAndreas.Sandberg@arm.com Dir(root[len(base_dir) + 1:]) 4899338SAndreas.Sandberg@arm.com 4908596Ssteve.reinhardt@amd.com######################################################################## 4918596Ssteve.reinhardt@amd.com# 4928596Ssteve.reinhardt@amd.com# Walk the tree and execute all SConscripts in subdirectories 4938596Ssteve.reinhardt@amd.com# 4948596Ssteve.reinhardt@amd.com 4958596Ssteve.reinhardt@amd.comhere = Dir('.').srcnode().abspath 4968596Ssteve.reinhardt@amd.comfor root, dirs, files in os.walk(base_dir, topdown=True): 4976143Snate@binkert.org if root == here: 4985517Snate@binkert.org # we don't want to recurse back into this SConscript 4996654Snate@binkert.org continue 5006654Snate@binkert.org 5016654Snate@binkert.org if 'SConscript' in files: 5026654Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[len(base_dir) + 1:]) 5036654Snate@binkert.org Source.set_group(build_dir) 5046654Snate@binkert.org SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 5055517Snate@binkert.org 5065517Snate@binkert.orgfor extra_dir in extras_dir_list: 5075517Snate@binkert.org prefix_len = len(dirname(extra_dir)) + 1 5088596Ssteve.reinhardt@amd.com 5098596Ssteve.reinhardt@amd.com # Also add the corresponding build directory to pick up generated 5104762Snate@binkert.org # include files. 5114762Snate@binkert.org env.Append(CPPPATH=Dir(joinpath(env['BUILDDIR'], extra_dir[prefix_len:]))) 5124762Snate@binkert.org 5134762Snate@binkert.org for root, dirs, files in os.walk(extra_dir, topdown=True): 5144762Snate@binkert.org # if build lives in the extras directory, don't walk down it 5154762Snate@binkert.org if 'build' in dirs: 5167675Snate@binkert.org dirs.remove('build') 5174762Snate@binkert.org 5184762Snate@binkert.org if 'SConscript' in files: 5194762Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[prefix_len:]) 5204762Snate@binkert.org SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 5214382Sbinkertn@umich.edu 5224382Sbinkertn@umich.edufor opt in export_vars: 5235517Snate@binkert.org env.ConfigFile(opt) 5246654Snate@binkert.org 5255517Snate@binkert.orgdef makeTheISA(source, target, env): 5268126Sgblack@eecs.umich.edu isas = [ src.get_contents() for src in source ] 5276654Snate@binkert.org target_isa = env['TARGET_ISA'] 5287673Snate@binkert.org def define(isa): 5296654Snate@binkert.org return isa.upper() + '_ISA' 5306654Snate@binkert.org 5316654Snate@binkert.org def namespace(isa): 5326654Snate@binkert.org return isa[0].upper() + isa[1:].lower() + 'ISA' 5336654Snate@binkert.org 5346654Snate@binkert.org 5356654Snate@binkert.org code = code_formatter() 5366669Snate@binkert.org code('''\ 5376669Snate@binkert.org#ifndef __CONFIG_THE_ISA_HH__ 5386669Snate@binkert.org#define __CONFIG_THE_ISA_HH__ 5396669Snate@binkert.org 5406669Snate@binkert.org''') 5416669Snate@binkert.org 5426654Snate@binkert.org # create defines for the preprocessing and compile-time determination 5437673Snate@binkert.org for i,isa in enumerate(isas): 5445517Snate@binkert.org code('#define $0 $1', define(isa), i + 1) 5458126Sgblack@eecs.umich.edu code() 5465798Snate@binkert.org 5477756SAli.Saidi@ARM.com # create an enum for any run-time determination of the ISA, we 5487816Ssteve.reinhardt@amd.com # reuse the same name as the namespaces 5495798Snate@binkert.org code('enum class Arch {') 5505798Snate@binkert.org for i,isa in enumerate(isas): 5515517Snate@binkert.org if i + 1 == len(isas): 5525517Snate@binkert.org code(' $0 = $1', namespace(isa), define(isa)) 5537673Snate@binkert.org else: 5545517Snate@binkert.org code(' $0 = $1,', namespace(isa), define(isa)) 5555517Snate@binkert.org code('};') 5567673Snate@binkert.org 5577673Snate@binkert.org code(''' 5585517Snate@binkert.org 5595798Snate@binkert.org#define THE_ISA ${{define(target_isa)}} 5605798Snate@binkert.org#define TheISA ${{namespace(target_isa)}} 5618333Snate@binkert.org#define THE_ISA_STR "${{target_isa}}" 5627816Ssteve.reinhardt@amd.com 5635798Snate@binkert.org#endif // __CONFIG_THE_ISA_HH__''') 5645798Snate@binkert.org 5654762Snate@binkert.org code.write(str(target[0])) 5664762Snate@binkert.org 5674762Snate@binkert.orgenv.Command('config/the_isa.hh', map(Value, all_isa_list), 5684762Snate@binkert.org MakeAction(makeTheISA, Transform("CFG ISA", 0))) 5694762Snate@binkert.org 5708596Ssteve.reinhardt@amd.comdef makeTheGPUISA(source, target, env): 5715517Snate@binkert.org isas = [ src.get_contents() for src in source ] 5725517Snate@binkert.org target_gpu_isa = env['TARGET_GPU_ISA'] 5735517Snate@binkert.org def define(isa): 5745517Snate@binkert.org return isa.upper() + '_ISA' 5755517Snate@binkert.org 5767673Snate@binkert.org def namespace(isa): 5778596Ssteve.reinhardt@amd.com return isa[0].upper() + isa[1:].lower() + 'ISA' 5787673Snate@binkert.org 5795517Snate@binkert.org 5808596Ssteve.reinhardt@amd.com code = code_formatter() 5815517Snate@binkert.org code('''\ 5825517Snate@binkert.org#ifndef __CONFIG_THE_GPU_ISA_HH__ 5835517Snate@binkert.org#define __CONFIG_THE_GPU_ISA_HH__ 5848596Ssteve.reinhardt@amd.com 5855517Snate@binkert.org''') 5867673Snate@binkert.org 5877673Snate@binkert.org # create defines for the preprocessing and compile-time determination 5887673Snate@binkert.org for i,isa in enumerate(isas): 5895517Snate@binkert.org code('#define $0 $1', define(isa), i + 1) 5905517Snate@binkert.org code() 5915517Snate@binkert.org 5925517Snate@binkert.org # create an enum for any run-time determination of the ISA, we 5935517Snate@binkert.org # reuse the same name as the namespaces 5945517Snate@binkert.org code('enum class GPUArch {') 5955517Snate@binkert.org for i,isa in enumerate(isas): 5967673Snate@binkert.org if i + 1 == len(isas): 5977673Snate@binkert.org code(' $0 = $1', namespace(isa), define(isa)) 5987673Snate@binkert.org else: 5995517Snate@binkert.org code(' $0 = $1,', namespace(isa), define(isa)) 6008596Ssteve.reinhardt@amd.com code('};') 6015517Snate@binkert.org 6025517Snate@binkert.org code(''' 6035517Snate@binkert.org 6045517Snate@binkert.org#define THE_GPU_ISA ${{define(target_gpu_isa)}} 6055517Snate@binkert.org#define TheGpuISA ${{namespace(target_gpu_isa)}} 6067673Snate@binkert.org#define THE_GPU_ISA_STR "${{target_gpu_isa}}" 6077673Snate@binkert.org 6087673Snate@binkert.org#endif // __CONFIG_THE_GPU_ISA_HH__''') 6095517Snate@binkert.org 6108596Ssteve.reinhardt@amd.com code.write(str(target[0])) 6117675Snate@binkert.org 6127675Snate@binkert.orgenv.Command('config/the_gpu_isa.hh', map(Value, all_gpu_isa_list), 6137675Snate@binkert.org MakeAction(makeTheGPUISA, Transform("CFG ISA", 0))) 6147675Snate@binkert.org 6157675Snate@binkert.org######################################################################## 6167675Snate@binkert.org# 6178596Ssteve.reinhardt@amd.com# Prevent any SimObjects from being added after this point, they 6187675Snate@binkert.org# should all have been added in the SConscripts above 6197675Snate@binkert.org# 6208596Ssteve.reinhardt@amd.comSimObject.fixed = True 6218596Ssteve.reinhardt@amd.com 6228596Ssteve.reinhardt@amd.comclass DictImporter(object): 6238596Ssteve.reinhardt@amd.com '''This importer takes a dictionary of arbitrary module names that 6248596Ssteve.reinhardt@amd.com map to arbitrary filenames.''' 6258596Ssteve.reinhardt@amd.com def __init__(self, modules): 6268596Ssteve.reinhardt@amd.com self.modules = modules 6278596Ssteve.reinhardt@amd.com self.installed = set() 6288596Ssteve.reinhardt@amd.com 6294762Snate@binkert.org def __del__(self): 6306143Snate@binkert.org self.unload() 6316143Snate@binkert.org 6326143Snate@binkert.org def unload(self): 6334762Snate@binkert.org import sys 6344762Snate@binkert.org for module in self.installed: 6354762Snate@binkert.org del sys.modules[module] 6367756SAli.Saidi@ARM.com self.installed = set() 6378596Ssteve.reinhardt@amd.com 6384762Snate@binkert.org def find_module(self, fullname, path): 6394762Snate@binkert.org if fullname == 'm5.defines': 6408596Ssteve.reinhardt@amd.com return self 6415463Snate@binkert.org 6428596Ssteve.reinhardt@amd.com if fullname == 'm5.objects': 6438596Ssteve.reinhardt@amd.com return self 6445463Snate@binkert.org 6457756SAli.Saidi@ARM.com if fullname.startswith('_m5'): 6468596Ssteve.reinhardt@amd.com return None 6474762Snate@binkert.org 6487677Snate@binkert.org source = self.modules.get(fullname, None) 6494762Snate@binkert.org if source is not None and fullname.startswith('m5.objects'): 6504762Snate@binkert.org return self 6516143Snate@binkert.org 6526143Snate@binkert.org return None 6536143Snate@binkert.org 6544762Snate@binkert.org def load_module(self, fullname): 6554762Snate@binkert.org mod = imp.new_module(fullname) 6567756SAli.Saidi@ARM.com sys.modules[fullname] = mod 6577816Ssteve.reinhardt@amd.com self.installed.add(fullname) 6584762Snate@binkert.org 6594762Snate@binkert.org mod.__loader__ = self 6604762Snate@binkert.org if fullname == 'm5.objects': 6614762Snate@binkert.org mod.__path__ = fullname.split('.') 6627756SAli.Saidi@ARM.com return mod 6638596Ssteve.reinhardt@amd.com 6644762Snate@binkert.org if fullname == 'm5.defines': 6654762Snate@binkert.org mod.__dict__['buildEnv'] = m5.util.SmartDict(build_env) 6667677Snate@binkert.org return mod 6677756SAli.Saidi@ARM.com 6688596Ssteve.reinhardt@amd.com source = self.modules[fullname] 6697675Snate@binkert.org if source.modname == '__init__': 6707677Snate@binkert.org mod.__path__ = source.modpath 6715517Snate@binkert.org mod.__file__ = source.abspath 6728596Ssteve.reinhardt@amd.com 6739248SAndreas.Sandberg@arm.com exec file(source.abspath, 'r') in mod.__dict__ 6749248SAndreas.Sandberg@arm.com 6759248SAndreas.Sandberg@arm.com return mod 6769248SAndreas.Sandberg@arm.com 6778596Ssteve.reinhardt@amd.comimport m5.SimObject 6788596Ssteve.reinhardt@amd.comimport m5.params 6798596Ssteve.reinhardt@amd.comfrom m5.util import code_formatter 6809248SAndreas.Sandberg@arm.com 6818596Ssteve.reinhardt@amd.comm5.SimObject.clear() 6824762Snate@binkert.orgm5.params.clear() 6837674Snate@binkert.org 6847674Snate@binkert.org# install the python importer so we can grab stuff from the source 6857674Snate@binkert.org# tree itself. We can't have SimObjects added after this point or 6867674Snate@binkert.org# else we won't know about them for the rest of the stuff. 6877674Snate@binkert.orgimporter = DictImporter(PySource.modules) 6887674Snate@binkert.orgsys.meta_path[0:0] = [ importer ] 6897674Snate@binkert.org 6907674Snate@binkert.org# import all sim objects so we can populate the all_objects list 6917674Snate@binkert.org# make sure that we're working with a list, then let's sort it 6927674Snate@binkert.orgfor modname in SimObject.modnames: 6937674Snate@binkert.org exec('from m5.objects import %s' % modname) 6947674Snate@binkert.org 6957674Snate@binkert.org# we need to unload all of the currently imported modules so that they 6967674Snate@binkert.org# will be re-imported the next time the sconscript is run 6977674Snate@binkert.orgimporter.unload() 6984762Snate@binkert.orgsys.meta_path.remove(importer) 6996143Snate@binkert.org 7006143Snate@binkert.orgsim_objects = m5.SimObject.allClasses 7017756SAli.Saidi@ARM.comall_enums = m5.params.allEnums 7027816Ssteve.reinhardt@amd.com 7038235Snate@binkert.orgfor name,obj in sorted(sim_objects.iteritems()): 7048596Ssteve.reinhardt@amd.com for param in obj._params.local.values(): 7057756SAli.Saidi@ARM.com # load the ptype attribute now because it depends on the 7067816Ssteve.reinhardt@amd.com # current version of SimObject.allClasses, but when scons 7078235Snate@binkert.org # actually uses the value, all versions of 7084382Sbinkertn@umich.edu # SimObject.allClasses will have been loaded 7099396Sandreas.hansson@arm.com param.ptype 7109396Sandreas.hansson@arm.com 7119396Sandreas.hansson@arm.com######################################################################## 7129396Sandreas.hansson@arm.com# 7139396Sandreas.hansson@arm.com# calculate extra dependencies 7149396Sandreas.hansson@arm.com# 7159396Sandreas.hansson@arm.commodule_depends = ["m5", "m5.SimObject", "m5.params"] 7169396Sandreas.hansson@arm.comdepends = [ PySource.modules[dep].snode for dep in module_depends ] 7179396Sandreas.hansson@arm.comdepends.sort(key = lambda x: x.name) 7189396Sandreas.hansson@arm.com 7199396Sandreas.hansson@arm.com######################################################################## 7209396Sandreas.hansson@arm.com# 7219396Sandreas.hansson@arm.com# Commands for the basic automatically generated python files 7229396Sandreas.hansson@arm.com# 7239396Sandreas.hansson@arm.com 7249396Sandreas.hansson@arm.com# Generate Python file containing a dict specifying the current 7259396Sandreas.hansson@arm.com# buildEnv flags. 7269396Sandreas.hansson@arm.comdef makeDefinesPyFile(target, source, env): 7278232Snate@binkert.org build_env = source[0].get_contents() 7288232Snate@binkert.org 7298232Snate@binkert.org code = code_formatter() 7308232Snate@binkert.org code(""" 7318232Snate@binkert.orgimport _m5.core 7326229Snate@binkert.orgimport m5.util 7338232Snate@binkert.org 7348232Snate@binkert.orgbuildEnv = m5.util.SmartDict($build_env) 7358232Snate@binkert.org 7366229Snate@binkert.orgcompileDate = _m5.core.compileDate 7377673Snate@binkert.org_globals = globals() 7385517Snate@binkert.orgfor key,val in _m5.core.__dict__.iteritems(): 7395517Snate@binkert.org if key.startswith('flag_'): 7407673Snate@binkert.org flag = key[5:] 7415517Snate@binkert.org _globals[flag] = val 7425517Snate@binkert.orgdel _globals 7435517Snate@binkert.org""") 7445517Snate@binkert.org code.write(target[0].abspath) 7458232Snate@binkert.org 7467673Snate@binkert.orgdefines_info = Value(build_env) 7477673Snate@binkert.org# Generate a file with all of the compile options in it 7488232Snate@binkert.orgenv.Command('python/m5/defines.py', defines_info, 7498232Snate@binkert.org MakeAction(makeDefinesPyFile, Transform("DEFINES", 0))) 7508232Snate@binkert.orgPySource('m5', 'python/m5/defines.py') 7518232Snate@binkert.org 7527673Snate@binkert.org# Generate python file containing info about the M5 source code 7535517Snate@binkert.orgdef makeInfoPyFile(target, source, env): 7548232Snate@binkert.org code = code_formatter() 7558232Snate@binkert.org for src in source: 7568232Snate@binkert.org data = ''.join(file(src.srcnode().abspath, 'r').xreadlines()) 7578232Snate@binkert.org code('$src = ${{repr(data)}}') 7587673Snate@binkert.org code.write(str(target[0])) 7598232Snate@binkert.org 7608232Snate@binkert.org# Generate a file that wraps the basic top level files 7618232Snate@binkert.orgenv.Command('python/m5/info.py', 7628232Snate@binkert.org [ '#/COPYING', '#/LICENSE', '#/README', ], 7638232Snate@binkert.org MakeAction(makeInfoPyFile, Transform("INFO"))) 7648232Snate@binkert.orgPySource('m5', 'python/m5/info.py') 7657673Snate@binkert.org 7665517Snate@binkert.org######################################################################## 7678232Snate@binkert.org# 7688232Snate@binkert.org# Create all of the SimObject param headers and enum headers 7695517Snate@binkert.org# 7707673Snate@binkert.org 7715517Snate@binkert.orgdef createSimObjectParamStruct(target, source, env): 7728232Snate@binkert.org assert len(target) == 1 and len(source) == 1 7738232Snate@binkert.org 7745517Snate@binkert.org name = source[0].get_text_contents() 7758232Snate@binkert.org obj = sim_objects[name] 7768232Snate@binkert.org 7778232Snate@binkert.org code = code_formatter() 7787673Snate@binkert.org obj.cxx_param_decl(code) 7795517Snate@binkert.org code.write(target[0].abspath) 7805517Snate@binkert.org 7817673Snate@binkert.orgdef createSimObjectCxxConfig(is_header): 7825517Snate@binkert.org def body(target, source, env): 7835517Snate@binkert.org assert len(target) == 1 and len(source) == 1 7845517Snate@binkert.org 7858232Snate@binkert.org name = str(source[0].get_contents()) 7865517Snate@binkert.org obj = sim_objects[name] 7875517Snate@binkert.org 7888232Snate@binkert.org code = code_formatter() 7898232Snate@binkert.org obj.cxx_config_param_file(code, is_header) 7905517Snate@binkert.org code.write(target[0].abspath) 7918232Snate@binkert.org return body 7928232Snate@binkert.org 7935517Snate@binkert.orgdef createEnumStrings(target, source, env): 7948232Snate@binkert.org assert len(target) == 1 and len(source) == 2 7958232Snate@binkert.org 7968232Snate@binkert.org name = source[0].get_text_contents() 7975517Snate@binkert.org use_python = source[1].read() 7988232Snate@binkert.org obj = all_enums[name] 7998232Snate@binkert.org 8008232Snate@binkert.org code = code_formatter() 8018232Snate@binkert.org obj.cxx_def(code) 8028232Snate@binkert.org if use_python: 8038232Snate@binkert.org obj.pybind_def(code) 8045517Snate@binkert.org code.write(target[0].abspath) 8058232Snate@binkert.org 8068232Snate@binkert.orgdef createEnumDecls(target, source, env): 8075517Snate@binkert.org assert len(target) == 1 and len(source) == 1 8088232Snate@binkert.org 8097673Snate@binkert.org name = source[0].get_text_contents() 8105517Snate@binkert.org obj = all_enums[name] 8117673Snate@binkert.org 8125517Snate@binkert.org code = code_formatter() 8138232Snate@binkert.org obj.cxx_decl(code) 8148232Snate@binkert.org code.write(target[0].abspath) 8158232Snate@binkert.org 8165192Ssaidi@eecs.umich.edudef createSimObjectPyBindWrapper(target, source, env): 8178232Snate@binkert.org name = source[0].get_text_contents() 8188232Snate@binkert.org obj = sim_objects[name] 8198232Snate@binkert.org 8208232Snate@binkert.org code = code_formatter() 8218232Snate@binkert.org obj.pybind_decl(code) 8225192Ssaidi@eecs.umich.edu code.write(target[0].abspath) 8237674Snate@binkert.org 8245522Snate@binkert.org# Generate all of the SimObject param C++ struct header files 8255522Snate@binkert.orgparams_hh_files = [] 8267674Snate@binkert.orgfor name,simobj in sorted(sim_objects.iteritems()): 8277674Snate@binkert.org py_source = PySource.modules[simobj.__module__] 8287674Snate@binkert.org extra_deps = [ py_source.tnode ] 8297674Snate@binkert.org 8307674Snate@binkert.org hh_file = File('params/%s.hh' % name) 8317674Snate@binkert.org params_hh_files.append(hh_file) 8327674Snate@binkert.org env.Command(hh_file, Value(name), 8337674Snate@binkert.org MakeAction(createSimObjectParamStruct, Transform("SO PARAM"))) 8345522Snate@binkert.org env.Depends(hh_file, depends + extra_deps) 8355522Snate@binkert.org 8365522Snate@binkert.org# C++ parameter description files 8375517Snate@binkert.orgif GetOption('with_cxx_config'): 8385522Snate@binkert.org for name,simobj in sorted(sim_objects.iteritems()): 8395517Snate@binkert.org py_source = PySource.modules[simobj.__module__] 8406143Snate@binkert.org extra_deps = [ py_source.tnode ] 8416727Ssteve.reinhardt@amd.com 8425522Snate@binkert.org cxx_config_hh_file = File('cxx_config/%s.hh' % name) 8435522Snate@binkert.org cxx_config_cc_file = File('cxx_config/%s.cc' % name) 8445522Snate@binkert.org env.Command(cxx_config_hh_file, Value(name), 8457674Snate@binkert.org MakeAction(createSimObjectCxxConfig(True), 8465517Snate@binkert.org Transform("CXXCPRHH"))) 8477673Snate@binkert.org env.Command(cxx_config_cc_file, Value(name), 8487673Snate@binkert.org MakeAction(createSimObjectCxxConfig(False), 8497674Snate@binkert.org Transform("CXXCPRCC"))) 8507673Snate@binkert.org env.Depends(cxx_config_hh_file, depends + extra_deps + 8517674Snate@binkert.org [File('params/%s.hh' % name), File('sim/cxx_config.hh')]) 8527674Snate@binkert.org env.Depends(cxx_config_cc_file, depends + extra_deps + 8538946Sandreas.hansson@arm.com [cxx_config_hh_file]) 8547674Snate@binkert.org Source(cxx_config_cc_file) 8557674Snate@binkert.org 8567674Snate@binkert.org cxx_config_init_cc_file = File('cxx_config/init.cc') 8575522Snate@binkert.org 8585522Snate@binkert.org def createCxxConfigInitCC(target, source, env): 8597674Snate@binkert.org assert len(target) == 1 and len(source) == 1 8607674Snate@binkert.org 8617674Snate@binkert.org code = code_formatter() 8627674Snate@binkert.org 8637673Snate@binkert.org for name,simobj in sorted(sim_objects.iteritems()): 8647674Snate@binkert.org if not hasattr(simobj, 'abstract') or not simobj.abstract: 8657674Snate@binkert.org code('#include "cxx_config/${name}.hh"') 8667674Snate@binkert.org code() 8677674Snate@binkert.org code('void cxxConfigInit()') 8687674Snate@binkert.org code('{') 8697674Snate@binkert.org code.indent() 8707674Snate@binkert.org for name,simobj in sorted(sim_objects.iteritems()): 8717674Snate@binkert.org not_abstract = not hasattr(simobj, 'abstract') or \ 8727811Ssteve.reinhardt@amd.com not simobj.abstract 8737674Snate@binkert.org if not_abstract and 'type' in simobj.__dict__: 8747673Snate@binkert.org code('cxx_config_directory["${name}"] = ' 8755522Snate@binkert.org '${name}CxxConfigParams::makeDirectoryEntry();') 8766143Snate@binkert.org code.dedent() 8777756SAli.Saidi@ARM.com code('}') 8787816Ssteve.reinhardt@amd.com code.write(target[0].abspath) 8797674Snate@binkert.org 8804382Sbinkertn@umich.edu py_source = PySource.modules[simobj.__module__] 8814382Sbinkertn@umich.edu extra_deps = [ py_source.tnode ] 8824382Sbinkertn@umich.edu env.Command(cxx_config_init_cc_file, Value(name), 8834382Sbinkertn@umich.edu MakeAction(createCxxConfigInitCC, Transform("CXXCINIT"))) 8844382Sbinkertn@umich.edu cxx_param_hh_files = ["cxx_config/%s.hh" % simobj 8854382Sbinkertn@umich.edu for name,simobj in sorted(sim_objects.iteritems()) 8864382Sbinkertn@umich.edu if not hasattr(simobj, 'abstract') or not simobj.abstract] 8874382Sbinkertn@umich.edu Depends(cxx_config_init_cc_file, cxx_param_hh_files + 88810196SCurtis.Dunham@arm.com [File('sim/cxx_config.hh')]) 8894382Sbinkertn@umich.edu Source(cxx_config_init_cc_file) 89010196SCurtis.Dunham@arm.com 89110196SCurtis.Dunham@arm.com# Generate all enum header files 89210196SCurtis.Dunham@arm.comfor name,enum in sorted(all_enums.iteritems()): 89310196SCurtis.Dunham@arm.com py_source = PySource.modules[enum.__module__] 89410196SCurtis.Dunham@arm.com extra_deps = [ py_source.tnode ] 89510196SCurtis.Dunham@arm.com 89610196SCurtis.Dunham@arm.com cc_file = File('enums/%s.cc' % name) 897955SN/A env.Command(cc_file, [Value(name), Value(env['USE_PYTHON'])], 8982655Sstever@eecs.umich.edu MakeAction(createEnumStrings, Transform("ENUM STR"))) 8992655Sstever@eecs.umich.edu env.Depends(cc_file, depends + extra_deps) 9002655Sstever@eecs.umich.edu Source(cc_file) 9012655Sstever@eecs.umich.edu 90210196SCurtis.Dunham@arm.com hh_file = File('enums/%s.hh' % name) 9035601Snate@binkert.org env.Command(hh_file, Value(name), 9045601Snate@binkert.org MakeAction(createEnumDecls, Transform("ENUMDECL"))) 90510196SCurtis.Dunham@arm.com env.Depends(hh_file, depends + extra_deps) 90610196SCurtis.Dunham@arm.com 90710196SCurtis.Dunham@arm.com# Generate SimObject Python bindings wrapper files 9085522Snate@binkert.orgif env['USE_PYTHON']: 9095863Snate@binkert.org for name,simobj in sorted(sim_objects.iteritems()): 9105601Snate@binkert.org py_source = PySource.modules[simobj.__module__] 9115601Snate@binkert.org extra_deps = [ py_source.tnode ] 9125601Snate@binkert.org cc_file = File('python/_m5/param_%s.cc' % name) 9135863Snate@binkert.org env.Command(cc_file, Value(name), 9149556Sandreas.hansson@arm.com MakeAction(createSimObjectPyBindWrapper, 9159556Sandreas.hansson@arm.com Transform("SO PyBind"))) 9169556Sandreas.hansson@arm.com env.Depends(cc_file, depends + extra_deps) 9179556Sandreas.hansson@arm.com Source(cc_file) 9189556Sandreas.hansson@arm.com 9199556Sandreas.hansson@arm.com# Build all protocol buffers if we have got protoc and protobuf available 9209556Sandreas.hansson@arm.comif env['HAVE_PROTOBUF']: 9219556Sandreas.hansson@arm.com for proto in ProtoBuf.all: 9229556Sandreas.hansson@arm.com # Use both the source and header as the target, and the .proto 9235559Snate@binkert.org # file as the source. When executing the protoc compiler, also 9249556Sandreas.hansson@arm.com # specify the proto_path to avoid having the generated files 9259618Ssteve.reinhardt@amd.com # include the path. 9269618Ssteve.reinhardt@amd.com env.Command([proto.cc_file, proto.hh_file], proto.tnode, 9279618Ssteve.reinhardt@amd.com MakeAction('$PROTOC --cpp_out ${TARGET.dir} ' 92810238Sandreas.hansson@arm.com '--proto_path ${SOURCE.dir} $SOURCE', 92910238Sandreas.hansson@arm.com Transform("PROTOC"))) 9309554Sandreas.hansson@arm.com 9319556Sandreas.hansson@arm.com # Add the C++ source file 9329556Sandreas.hansson@arm.com Source(proto.cc_file, tags=proto.tags) 9339556Sandreas.hansson@arm.comelif ProtoBuf.all: 9349556Sandreas.hansson@arm.com print('Got protobuf to build, but lacks support!') 9359555Sandreas.hansson@arm.com Exit(1) 9369555Sandreas.hansson@arm.com 9379556Sandreas.hansson@arm.com# 9388737Skoansin.tan@gmail.com# Handle debug flags 9399556Sandreas.hansson@arm.com# 9409556Sandreas.hansson@arm.comdef makeDebugFlagCC(target, source, env): 9419556Sandreas.hansson@arm.com assert(len(target) == 1 and len(source) == 1) 9429554Sandreas.hansson@arm.com 9438945Ssteve.reinhardt@amd.com code = code_formatter() 9448945Ssteve.reinhardt@amd.com 9458945Ssteve.reinhardt@amd.com # delay definition of CompoundFlags until after all the definition 9466143Snate@binkert.org # of all constituent SimpleFlags 9476143Snate@binkert.org comp_code = code_formatter() 9486143Snate@binkert.org 9496143Snate@binkert.org # file header 9506143Snate@binkert.org code(''' 9516143Snate@binkert.org/* 9526143Snate@binkert.org * DO NOT EDIT THIS FILE! Automatically generated by SCons. 9538945Ssteve.reinhardt@amd.com */ 9548945Ssteve.reinhardt@amd.com 9556143Snate@binkert.org#include "base/debug.hh" 9566143Snate@binkert.org 9576143Snate@binkert.orgnamespace Debug { 9586143Snate@binkert.org 9596143Snate@binkert.org''') 9606143Snate@binkert.org 9616143Snate@binkert.org for name, flag in sorted(source[0].read().iteritems()): 9626143Snate@binkert.org n, compound, desc = flag 9636143Snate@binkert.org assert n == name 9646143Snate@binkert.org 9656143Snate@binkert.org if not compound: 9666143Snate@binkert.org code('SimpleFlag $name("$name", "$desc");') 9676143Snate@binkert.org else: 9688594Snate@binkert.org comp_code('CompoundFlag $name("$name", "$desc",') 9698594Snate@binkert.org comp_code.indent() 9708594Snate@binkert.org last = len(compound) - 1 9718594Snate@binkert.org for i,flag in enumerate(compound): 9726143Snate@binkert.org if i != last: 9736143Snate@binkert.org comp_code('&$flag,') 9746143Snate@binkert.org else: 9756143Snate@binkert.org comp_code('&$flag);') 9766143Snate@binkert.org comp_code.dedent() 9776240Snate@binkert.org 9785554Snate@binkert.org code.append(comp_code) 9795522Snate@binkert.org code() 9805522Snate@binkert.org code('} // namespace Debug') 9815797Snate@binkert.org 9825797Snate@binkert.org code.write(str(target[0])) 9835522Snate@binkert.org 9845601Snate@binkert.orgdef makeDebugFlagHH(target, source, env): 9858233Snate@binkert.org assert(len(target) == 1 and len(source) == 1) 9868233Snate@binkert.org 9878235Snate@binkert.org val = eval(source[0].get_contents()) 9888235Snate@binkert.org name, compound, desc = val 9898235Snate@binkert.org 9908235Snate@binkert.org code = code_formatter() 9919003SAli.Saidi@ARM.com 9929003SAli.Saidi@ARM.com # file header boilerplate 99310196SCurtis.Dunham@arm.com code('''\ 99410196SCurtis.Dunham@arm.com/* 9958235Snate@binkert.org * DO NOT EDIT THIS FILE! Automatically generated by SCons. 9966143Snate@binkert.org */ 9972655Sstever@eecs.umich.edu 9986143Snate@binkert.org#ifndef __DEBUG_${name}_HH__ 9996143Snate@binkert.org#define __DEBUG_${name}_HH__ 10008233Snate@binkert.org 10016143Snate@binkert.orgnamespace Debug { 10026143Snate@binkert.org''') 10034007Ssaidi@eecs.umich.edu 10044596Sbinkertn@umich.edu if compound: 10054007Ssaidi@eecs.umich.edu code('class CompoundFlag;') 10064596Sbinkertn@umich.edu code('class SimpleFlag;') 10077756SAli.Saidi@ARM.com 10087816Ssteve.reinhardt@amd.com if compound: 10098334Snate@binkert.org code('extern CompoundFlag $name;') 10108334Snate@binkert.org for flag in compound: 10118334Snate@binkert.org code('extern SimpleFlag $flag;') 10128334Snate@binkert.org else: 10135601Snate@binkert.org code('extern SimpleFlag $name;') 101410196SCurtis.Dunham@arm.com 10152655Sstever@eecs.umich.edu code(''' 10169225Sandreas.hansson@arm.com} 10179225Sandreas.hansson@arm.com 10189226Sandreas.hansson@arm.com#endif // __DEBUG_${name}_HH__ 10199226Sandreas.hansson@arm.com''') 10209225Sandreas.hansson@arm.com 10219226Sandreas.hansson@arm.com code.write(str(target[0])) 10229226Sandreas.hansson@arm.com 10239226Sandreas.hansson@arm.comfor name,flag in sorted(debug_flags.iteritems()): 10249226Sandreas.hansson@arm.com n, compound, desc = flag 10259226Sandreas.hansson@arm.com assert n == name 10269226Sandreas.hansson@arm.com 10279225Sandreas.hansson@arm.com hh_file = 'debug/%s.hh' % name 10289227Sandreas.hansson@arm.com env.Command(hh_file, Value(flag), 10299227Sandreas.hansson@arm.com MakeAction(makeDebugFlagHH, Transform("TRACING", 0))) 10309227Sandreas.hansson@arm.com 10319227Sandreas.hansson@arm.comenv.Command('debug/flags.cc', Value(debug_flags), 10328946Sandreas.hansson@arm.com MakeAction(makeDebugFlagCC, Transform("TRACING", 0))) 10333918Ssaidi@eecs.umich.eduSource('debug/flags.cc') 10349225Sandreas.hansson@arm.com 10353918Ssaidi@eecs.umich.edu# version tags 10369225Sandreas.hansson@arm.comtags = \ 10379225Sandreas.hansson@arm.comenv.Command('sim/tags.cc', None, 10389227Sandreas.hansson@arm.com MakeAction('util/cpt_upgrader.py --get-cc-file > $TARGET', 10399227Sandreas.hansson@arm.com Transform("VER TAGS"))) 10409227Sandreas.hansson@arm.comenv.AlwaysBuild(tags) 10419226Sandreas.hansson@arm.com 10429225Sandreas.hansson@arm.com# Embed python files. All .py files that have been indicated by a 10439227Sandreas.hansson@arm.com# PySource() call in a SConscript need to be embedded into the M5 10449227Sandreas.hansson@arm.com# library. To do that, we compile the file to byte code, marshal the 10459227Sandreas.hansson@arm.com# byte code, compress it, and then generate a c++ file that 10469227Sandreas.hansson@arm.com# inserts the result into an array. 10478946Sandreas.hansson@arm.comdef embedPyFile(target, source, env): 10489225Sandreas.hansson@arm.com def c_str(string): 10499226Sandreas.hansson@arm.com if string is None: 10509226Sandreas.hansson@arm.com return "0" 10519226Sandreas.hansson@arm.com return '"%s"' % string 10523515Ssaidi@eecs.umich.edu 10533918Ssaidi@eecs.umich.edu '''Action function to compile a .py into a code object, marshal 10544762Snate@binkert.org it, compress it, and stick it into an asm file so the code appears 10553515Ssaidi@eecs.umich.edu as just bytes with a label in the data section''' 10568881Smarc.orr@gmail.com 10578881Smarc.orr@gmail.com src = file(str(source[0]), 'r').read() 10588881Smarc.orr@gmail.com 10598881Smarc.orr@gmail.com pysource = PySource.tnodes[source[0]] 10608881Smarc.orr@gmail.com compiled = compile(src, pysource.abspath, 'exec') 10619226Sandreas.hansson@arm.com marshalled = marshal.dumps(compiled) 10629226Sandreas.hansson@arm.com compressed = zlib.compress(marshalled) 10639226Sandreas.hansson@arm.com data = compressed 10648881Smarc.orr@gmail.com sym = pysource.symname 10658881Smarc.orr@gmail.com 10668881Smarc.orr@gmail.com code = code_formatter() 10678881Smarc.orr@gmail.com code('''\ 10688881Smarc.orr@gmail.com#include "sim/init.hh" 10698881Smarc.orr@gmail.com 10708881Smarc.orr@gmail.comnamespace { 10718881Smarc.orr@gmail.com 10728881Smarc.orr@gmail.comconst uint8_t data_${sym}[] = { 10738881Smarc.orr@gmail.com''') 10748881Smarc.orr@gmail.com code.indent() 10758881Smarc.orr@gmail.com step = 16 10768881Smarc.orr@gmail.com for i in xrange(0, len(data), step): 10778881Smarc.orr@gmail.com x = array.array('B', data[i:i+step]) 10788881Smarc.orr@gmail.com code(''.join('%d,' % d for d in x)) 10798881Smarc.orr@gmail.com code.dedent() 108010196SCurtis.Dunham@arm.com 108110196SCurtis.Dunham@arm.com code('''}; 108210196SCurtis.Dunham@arm.com 108310196SCurtis.Dunham@arm.comEmbeddedPython embedded_${sym}( 1084955SN/A ${{c_str(pysource.arcname)}}, 108510196SCurtis.Dunham@arm.com ${{c_str(pysource.abspath)}}, 1086955SN/A ${{c_str(pysource.modpath)}}, 108710196SCurtis.Dunham@arm.com data_${sym}, 108810196SCurtis.Dunham@arm.com ${{len(data)}}, 108910196SCurtis.Dunham@arm.com ${{len(marshalled)}}); 109010196SCurtis.Dunham@arm.com 109110196SCurtis.Dunham@arm.com} // anonymous namespace 109210196SCurtis.Dunham@arm.com''') 109310196SCurtis.Dunham@arm.com code.write(str(target[0])) 1094955SN/A 109510196SCurtis.Dunham@arm.comfor source in PySource.all: 109610196SCurtis.Dunham@arm.com env.Command(source.cpp, source.tnode, 109710196SCurtis.Dunham@arm.com MakeAction(embedPyFile, Transform("EMBED PY"))) 109810196SCurtis.Dunham@arm.com Source(source.cpp, tags=source.tags, add_tags='python') 109910196SCurtis.Dunham@arm.com 110010196SCurtis.Dunham@arm.com######################################################################## 110110196SCurtis.Dunham@arm.com# 11021869SN/A# Define binaries. Each different build type (debug, opt, etc.) gets 110310196SCurtis.Dunham@arm.com# a slightly different build environment. 110410196SCurtis.Dunham@arm.com# 110510196SCurtis.Dunham@arm.com 110610196SCurtis.Dunham@arm.com# List of constructed environments to pass back to SConstruct 110710196SCurtis.Dunham@arm.comdate_source = Source('base/date.cc', tags=[]) 110810196SCurtis.Dunham@arm.com 110910196SCurtis.Dunham@arm.comgem5_binary = Gem5('gem5') 11109226Sandreas.hansson@arm.com 111110196SCurtis.Dunham@arm.com# Function to create a new build environment as clone of current 111210196SCurtis.Dunham@arm.com# environment 'env' with modified object suffix and optional stripped 111310196SCurtis.Dunham@arm.com# binary. Additional keyword arguments are appended to corresponding 111410196SCurtis.Dunham@arm.com# build environment vars. 111510196SCurtis.Dunham@arm.comdef makeEnv(env, label, objsfx, strip=False, disable_partial=False, **kwargs): 111610196SCurtis.Dunham@arm.com # SCons doesn't know to append a library suffix when there is a '.' in the 111710196SCurtis.Dunham@arm.com # name. Use '_' instead. 111810196SCurtis.Dunham@arm.com libname = 'gem5_' + label 111910196SCurtis.Dunham@arm.com secondary_exename = 'm5.' + label 112010196SCurtis.Dunham@arm.com 112110196SCurtis.Dunham@arm.com new_env = env.Clone(OBJSUFFIX=objsfx, SHOBJSUFFIX=objsfx + 's') 112210196SCurtis.Dunham@arm.com new_env.Label = label 112310196SCurtis.Dunham@arm.com new_env.Append(**kwargs) 112410196SCurtis.Dunham@arm.com 112510196SCurtis.Dunham@arm.com lib_sources = Source.all.with_tag('gem5 lib') 112610196SCurtis.Dunham@arm.com 112710196SCurtis.Dunham@arm.com # Without Python, leave out all Python content from the library 112810196SCurtis.Dunham@arm.com # builds. The option doesn't affect gem5 built as a program 112910196SCurtis.Dunham@arm.com if GetOption('without_python'): 113010196SCurtis.Dunham@arm.com lib_sources = lib_sources.without_tag('python') 113110196SCurtis.Dunham@arm.com 113210196SCurtis.Dunham@arm.com static_objs = [] 113310196SCurtis.Dunham@arm.com shared_objs = [] 113410196SCurtis.Dunham@arm.com 113510196SCurtis.Dunham@arm.com for s in lib_sources.with_tag(Source.ungrouped_tag): 113610196SCurtis.Dunham@arm.com static_objs.append(s.static(new_env)) 113710196SCurtis.Dunham@arm.com shared_objs.append(s.shared(new_env)) 113810196SCurtis.Dunham@arm.com 113910196SCurtis.Dunham@arm.com for group in Source.source_groups: 114010196SCurtis.Dunham@arm.com srcs = lib_sources.with_tag(Source.link_group_tag(group)) 114110196SCurtis.Dunham@arm.com if not srcs: 114210196SCurtis.Dunham@arm.com continue 114310196SCurtis.Dunham@arm.com 114410196SCurtis.Dunham@arm.com group_static = [ s.static(new_env) for s in srcs ] 114510196SCurtis.Dunham@arm.com group_shared = [ s.shared(new_env) for s in srcs ] 114610196SCurtis.Dunham@arm.com 114710196SCurtis.Dunham@arm.com # If partial linking is disabled, add these sources to the build 114810196SCurtis.Dunham@arm.com # directly, and short circuit this loop. 114910196SCurtis.Dunham@arm.com if disable_partial: 115010196SCurtis.Dunham@arm.com static_objs.extend(group_static) 115110196SCurtis.Dunham@arm.com shared_objs.extend(group_shared) 115210196SCurtis.Dunham@arm.com continue 115310196SCurtis.Dunham@arm.com 1154 # Set up the static partially linked objects. 1155 file_name = new_env.subst("${OBJPREFIX}lib${OBJSUFFIX}.partial") 1156 target = File(joinpath(group, file_name)) 1157 partial = env.PartialStatic(target=target, source=group_static) 1158 static_objs.extend(partial) 1159 1160 # Set up the shared partially linked objects. 1161 file_name = new_env.subst("${SHOBJPREFIX}lib${SHOBJSUFFIX}.partial") 1162 target = File(joinpath(group, file_name)) 1163 partial = env.PartialShared(target=target, source=group_shared) 1164 shared_objs.extend(partial) 1165 1166 static_date = date_source.static(new_env) 1167 new_env.Depends(static_date, static_objs) 1168 static_objs.extend(static_date) 1169 1170 shared_date = date_source.shared(new_env) 1171 new_env.Depends(shared_date, shared_objs) 1172 shared_objs.extend(shared_date) 1173 1174 main_objs = [ s.static(new_env) for s in Source.all.with_tag('main') ] 1175 1176 # First make a library of everything but main() so other programs can 1177 # link against m5. 1178 static_lib = new_env.StaticLibrary(libname, static_objs) 1179 shared_lib = new_env.SharedLibrary(libname, shared_objs) 1180 1181 # Keep track of the object files generated so far so Executables can 1182 # include them. 1183 new_env['STATIC_OBJS'] = static_objs 1184 new_env['SHARED_OBJS'] = shared_objs 1185 new_env['MAIN_OBJS'] = main_objs 1186 1187 new_env['STATIC_LIB'] = static_lib 1188 new_env['SHARED_LIB'] = shared_lib 1189 1190 # Record some settings for building Executables. 1191 new_env['EXE_SUFFIX'] = label 1192 new_env['STRIP_EXES'] = strip 1193 1194 for cls in ExecutableMeta.all: 1195 cls.declare_all(new_env) 1196 1197 new_env.M5Binary = File(gem5_binary.path(new_env)) 1198 1199 new_env.Command(secondary_exename, new_env.M5Binary, 1200 MakeAction('ln $SOURCE $TARGET', Transform("HARDLINK"))) 1201 1202 # Set up regression tests. 1203 SConscript(os.path.join(env.root.abspath, 'tests', 'SConscript'), 1204 variant_dir=Dir('tests').Dir(new_env.Label), 1205 exports={ 'env' : new_env }, duplicate=False) 1206 1207# Start out with the compiler flags common to all compilers, 1208# i.e. they all use -g for opt and -g -pg for prof 1209ccflags = {'debug' : [], 'opt' : ['-g'], 'fast' : [], 'prof' : ['-g', '-pg'], 1210 'perf' : ['-g']} 1211 1212# Start out with the linker flags common to all linkers, i.e. -pg for 1213# prof, and -lprofiler for perf. The -lprofile flag is surrounded by 1214# no-as-needed and as-needed as the binutils linker is too clever and 1215# simply doesn't link to the library otherwise. 1216ldflags = {'debug' : [], 'opt' : [], 'fast' : [], 'prof' : ['-pg'], 1217 'perf' : ['-Wl,--no-as-needed', '-lprofiler', '-Wl,--as-needed']} 1218 1219# For Link Time Optimization, the optimisation flags used to compile 1220# individual files are decoupled from those used at link time 1221# (i.e. you can compile with -O3 and perform LTO with -O0), so we need 1222# to also update the linker flags based on the target. 1223if env['GCC']: 1224 if sys.platform == 'sunos5': 1225 ccflags['debug'] += ['-gstabs+'] 1226 else: 1227 ccflags['debug'] += ['-ggdb3'] 1228 ldflags['debug'] += ['-O0'] 1229 # opt, fast, prof and perf all share the same cc flags, also add 1230 # the optimization to the ldflags as LTO defers the optimization 1231 # to link time 1232 for target in ['opt', 'fast', 'prof', 'perf']: 1233 ccflags[target] += ['-O3'] 1234 ldflags[target] += ['-O3'] 1235 1236 ccflags['fast'] += env['LTO_CCFLAGS'] 1237 ldflags['fast'] += env['LTO_LDFLAGS'] 1238elif env['CLANG']: 1239 ccflags['debug'] += ['-g', '-O0'] 1240 # opt, fast, prof and perf all share the same cc flags 1241 for target in ['opt', 'fast', 'prof', 'perf']: 1242 ccflags[target] += ['-O3'] 1243else: 1244 print('Unknown compiler, please fix compiler options') 1245 Exit(1) 1246 1247 1248# To speed things up, we only instantiate the build environments we 1249# need. We try to identify the needed environment for each target; if 1250# we can't, we fall back on instantiating all the environments just to 1251# be safe. 1252target_types = ['debug', 'opt', 'fast', 'prof', 'perf'] 1253obj2target = {'do': 'debug', 'o': 'opt', 'fo': 'fast', 'po': 'prof', 1254 'gpo' : 'perf'} 1255 1256def identifyTarget(t): 1257 ext = t.split('.')[-1] 1258 if ext in target_types: 1259 return ext 1260 if obj2target.has_key(ext): 1261 return obj2target[ext] 1262 match = re.search(r'/tests/([^/]+)/', t) 1263 if match and match.group(1) in target_types: 1264 return match.group(1) 1265 return 'all' 1266 1267needed_envs = [identifyTarget(target) for target in BUILD_TARGETS] 1268if 'all' in needed_envs: 1269 needed_envs += target_types 1270 1271# Debug binary 1272if 'debug' in needed_envs: 1273 makeEnv(env, 'debug', '.do', 1274 CCFLAGS = Split(ccflags['debug']), 1275 CPPDEFINES = ['DEBUG', 'TRACING_ON=1'], 1276 LINKFLAGS = Split(ldflags['debug'])) 1277 1278# Optimized binary 1279if 'opt' in needed_envs: 1280 makeEnv(env, 'opt', '.o', 1281 CCFLAGS = Split(ccflags['opt']), 1282 CPPDEFINES = ['TRACING_ON=1'], 1283 LINKFLAGS = Split(ldflags['opt'])) 1284 1285# "Fast" binary 1286if 'fast' in needed_envs: 1287 disable_partial = \ 1288 env.get('BROKEN_INCREMENTAL_LTO', False) and \ 1289 GetOption('force_lto') 1290 makeEnv(env, 'fast', '.fo', strip = True, 1291 CCFLAGS = Split(ccflags['fast']), 1292 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 1293 LINKFLAGS = Split(ldflags['fast']), 1294 disable_partial=disable_partial) 1295 1296# Profiled binary using gprof 1297if 'prof' in needed_envs: 1298 makeEnv(env, 'prof', '.po', 1299 CCFLAGS = Split(ccflags['prof']), 1300 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 1301 LINKFLAGS = Split(ldflags['prof'])) 1302 1303# Profiled binary using google-pprof 1304if 'perf' in needed_envs: 1305 makeEnv(env, 'perf', '.gpo', 1306 CCFLAGS = Split(ccflags['perf']), 1307 CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 1308 LINKFLAGS = Split(ldflags['perf'])) 1309