SConscript revision 10611
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.orgimport array 326143Snate@binkert.orgimport bisect 334762Snate@binkert.orgimport imp 345522Snate@binkert.orgimport marshal 35955SN/Aimport os 365522Snate@binkert.orgimport re 37955SN/Aimport sys 385522Snate@binkert.orgimport zlib 394202Sbinkertn@umich.edu 405742Snate@binkert.orgfrom os.path import basename, dirname, exists, isdir, isfile, join as joinpath 41955SN/A 424381Sbinkertn@umich.eduimport SCons 434381Sbinkertn@umich.edu 448334Snate@binkert.org# This file defines how to build a particular configuration of gem5 45955SN/A# based on variable settings in the 'env' build environment. 46955SN/A 474202Sbinkertn@umich.eduImport('*') 48955SN/A 494382Sbinkertn@umich.edu# Children need to see the environment 504382Sbinkertn@umich.eduExport('env') 514382Sbinkertn@umich.edu 526654Snate@binkert.orgbuild_env = [(opt, env[opt]) for opt in export_vars] 535517Snate@binkert.org 548614Sgblack@eecs.umich.edufrom m5.util import code_formatter, compareVersions 557674Snate@binkert.org 566143Snate@binkert.org######################################################################## 576143Snate@binkert.org# Code for adding source files of various types 586143Snate@binkert.org# 598233Snate@binkert.org# When specifying a source file of some type, a set of guards can be 608233Snate@binkert.org# specified for that file. When get() is used to find the files, if 618233Snate@binkert.org# get specifies a set of filters, only files that match those filters 628233Snate@binkert.org# will be accepted (unspecified filters on files are assumed to be 638233Snate@binkert.org# false). Current filters are: 648334Snate@binkert.org# main -- specifies the gem5 main() function 658334Snate@binkert.org# skip_lib -- do not put this file into the gem5 library 6610453SAndrew.Bardsley@arm.com# skip_no_python -- do not put this file into a no_python library 6710453SAndrew.Bardsley@arm.com# as it embeds compiled Python 688233Snate@binkert.org# <unittest> -- unit tests use filters based on the unit test name 698233Snate@binkert.org# 708233Snate@binkert.org# A parent can now be specified for a source file and default filter 718233Snate@binkert.org# values will be retrieved recursively from parents (children override 728233Snate@binkert.org# parents). 738233Snate@binkert.org# 746143Snate@binkert.orgclass SourceMeta(type): 758233Snate@binkert.org '''Meta class for source files that keeps track of all files of a 768233Snate@binkert.org particular type and has a get function for finding all functions 778233Snate@binkert.org of a certain type that match a set of guards''' 786143Snate@binkert.org def __init__(cls, name, bases, dict): 796143Snate@binkert.org super(SourceMeta, cls).__init__(name, bases, dict) 806143Snate@binkert.org cls.all = [] 816143Snate@binkert.org 828233Snate@binkert.org def get(cls, **guards): 838233Snate@binkert.org '''Find all files that match the specified guards. If a source 848233Snate@binkert.org file does not specify a flag, the default is False''' 856143Snate@binkert.org for src in cls.all: 868233Snate@binkert.org for flag,value in guards.iteritems(): 878233Snate@binkert.org # if the flag is found and has a different value, skip 888233Snate@binkert.org # this file 898233Snate@binkert.org if src.all_guards.get(flag, False) != value: 906143Snate@binkert.org break 916143Snate@binkert.org else: 926143Snate@binkert.org yield src 934762Snate@binkert.org 946143Snate@binkert.orgclass SourceFile(object): 958233Snate@binkert.org '''Base object that encapsulates the notion of a source file. 968233Snate@binkert.org This includes, the source node, target node, various manipulations 978233Snate@binkert.org of those. A source file also specifies a set of guards which 988233Snate@binkert.org describing which builds the source file applies to. A parent can 998233Snate@binkert.org also be specified to get default guards from''' 1006143Snate@binkert.org __metaclass__ = SourceMeta 1018233Snate@binkert.org def __init__(self, source, parent=None, **guards): 1028233Snate@binkert.org self.guards = guards 1038233Snate@binkert.org self.parent = parent 1048233Snate@binkert.org 1056143Snate@binkert.org tnode = source 1066143Snate@binkert.org if not isinstance(source, SCons.Node.FS.File): 1076143Snate@binkert.org tnode = File(source) 1086143Snate@binkert.org 1096143Snate@binkert.org self.tnode = tnode 1106143Snate@binkert.org self.snode = tnode.srcnode() 1116143Snate@binkert.org 1126143Snate@binkert.org for base in type(self).__mro__: 1136143Snate@binkert.org if issubclass(base, SourceFile): 1147065Snate@binkert.org base.all.append(self) 1156143Snate@binkert.org 1168233Snate@binkert.org @property 1178233Snate@binkert.org def filename(self): 1188233Snate@binkert.org return str(self.tnode) 1198233Snate@binkert.org 1208233Snate@binkert.org @property 1218233Snate@binkert.org def dirname(self): 1228233Snate@binkert.org return dirname(self.filename) 1238233Snate@binkert.org 1248233Snate@binkert.org @property 1258233Snate@binkert.org def basename(self): 1268233Snate@binkert.org return basename(self.filename) 1278233Snate@binkert.org 1288233Snate@binkert.org @property 1298233Snate@binkert.org def extname(self): 1308233Snate@binkert.org index = self.basename.rfind('.') 1318233Snate@binkert.org if index <= 0: 1328233Snate@binkert.org # dot files aren't extensions 1338233Snate@binkert.org return self.basename, None 1348233Snate@binkert.org 1358233Snate@binkert.org return self.basename[:index], self.basename[index+1:] 1368233Snate@binkert.org 1378233Snate@binkert.org @property 1388233Snate@binkert.org def all_guards(self): 1398233Snate@binkert.org '''find all guards for this object getting default values 1408233Snate@binkert.org recursively from its parents''' 1418233Snate@binkert.org guards = {} 1428233Snate@binkert.org if self.parent: 1438233Snate@binkert.org guards.update(self.parent.guards) 1448233Snate@binkert.org guards.update(self.guards) 1458233Snate@binkert.org return guards 1468233Snate@binkert.org 1476143Snate@binkert.org def __lt__(self, other): return self.filename < other.filename 1486143Snate@binkert.org def __le__(self, other): return self.filename <= other.filename 1496143Snate@binkert.org def __gt__(self, other): return self.filename > other.filename 1506143Snate@binkert.org def __ge__(self, other): return self.filename >= other.filename 1516143Snate@binkert.org def __eq__(self, other): return self.filename == other.filename 1526143Snate@binkert.org def __ne__(self, other): return self.filename != other.filename 1539982Satgutier@umich.edu 15410196SCurtis.Dunham@arm.com @staticmethod 15510196SCurtis.Dunham@arm.com def done(): 15610196SCurtis.Dunham@arm.com def disabled(cls, name, *ignored): 15710196SCurtis.Dunham@arm.com raise RuntimeError("Additional SourceFile '%s'" % name,\ 15810196SCurtis.Dunham@arm.com "declared, but targets deps are already fixed.") 15910196SCurtis.Dunham@arm.com SourceFile.__init__ = disabled 16010196SCurtis.Dunham@arm.com 16110196SCurtis.Dunham@arm.com 1626143Snate@binkert.orgclass Source(SourceFile): 1636143Snate@binkert.org '''Add a c/c++ source file to the build''' 1648945Ssteve.reinhardt@amd.com def __init__(self, source, Werror=True, swig=False, **guards): 1658233Snate@binkert.org '''specify the source file, and any guards''' 1668233Snate@binkert.org super(Source, self).__init__(source, **guards) 1676143Snate@binkert.org 1688945Ssteve.reinhardt@amd.com self.Werror = Werror 1696143Snate@binkert.org self.swig = swig 1706143Snate@binkert.org 1716143Snate@binkert.orgclass PySource(SourceFile): 1726143Snate@binkert.org '''Add a python source file to the named package''' 1735522Snate@binkert.org invalid_sym_char = re.compile('[^A-z0-9_]') 1746143Snate@binkert.org modules = {} 1756143Snate@binkert.org tnodes = {} 1766143Snate@binkert.org symnames = {} 1779982Satgutier@umich.edu 1788233Snate@binkert.org def __init__(self, package, source, **guards): 1798233Snate@binkert.org '''specify the python package, the source file, and any guards''' 1808233Snate@binkert.org super(PySource, self).__init__(source, **guards) 1816143Snate@binkert.org 1826143Snate@binkert.org modname,ext = self.extname 1836143Snate@binkert.org assert ext == 'py' 1846143Snate@binkert.org 1855522Snate@binkert.org if package: 1865522Snate@binkert.org path = package.split('.') 1875522Snate@binkert.org else: 1885522Snate@binkert.org path = [] 1895604Snate@binkert.org 1905604Snate@binkert.org modpath = path[:] 1916143Snate@binkert.org if modname != '__init__': 1926143Snate@binkert.org modpath += [ modname ] 1934762Snate@binkert.org modpath = '.'.join(modpath) 1944762Snate@binkert.org 1956143Snate@binkert.org arcpath = path + [ self.basename ] 1966727Ssteve.reinhardt@amd.com abspath = self.snode.abspath 1976727Ssteve.reinhardt@amd.com if not exists(abspath): 1986727Ssteve.reinhardt@amd.com abspath = self.tnode.abspath 1994762Snate@binkert.org 2006143Snate@binkert.org self.package = package 2016143Snate@binkert.org self.modname = modname 2026143Snate@binkert.org self.modpath = modpath 2036143Snate@binkert.org self.arcname = joinpath(*arcpath) 2046727Ssteve.reinhardt@amd.com self.abspath = abspath 2056143Snate@binkert.org self.compiled = File(self.filename + 'c') 2067674Snate@binkert.org self.cpp = File(self.filename + '.cc') 2077674Snate@binkert.org self.symname = PySource.invalid_sym_char.sub('_', modpath) 2085604Snate@binkert.org 2096143Snate@binkert.org PySource.modules[modpath] = self 2106143Snate@binkert.org PySource.tnodes[self.tnode] = self 2116143Snate@binkert.org PySource.symnames[self.symname] = self 2124762Snate@binkert.org 2136143Snate@binkert.orgclass SimObject(PySource): 2144762Snate@binkert.org '''Add a SimObject python file as a python source object and add 2154762Snate@binkert.org it to a list of sim object modules''' 2164762Snate@binkert.org 2176143Snate@binkert.org fixed = False 2186143Snate@binkert.org modnames = [] 2194762Snate@binkert.org 2208233Snate@binkert.org def __init__(self, source, **guards): 2218233Snate@binkert.org '''Specify the source file and any guards (automatically in 2228233Snate@binkert.org the m5.objects package)''' 2238233Snate@binkert.org super(SimObject, self).__init__('m5.objects', source, **guards) 2246143Snate@binkert.org if self.fixed: 2256143Snate@binkert.org raise AttributeError, "Too late to call SimObject now." 2264762Snate@binkert.org 2276143Snate@binkert.org bisect.insort_right(SimObject.modnames, self.modname) 2284762Snate@binkert.org 2296143Snate@binkert.orgclass SwigSource(SourceFile): 2304762Snate@binkert.org '''Add a swig file to build''' 2316143Snate@binkert.org 2328233Snate@binkert.org def __init__(self, package, source, **guards): 2338233Snate@binkert.org '''Specify the python package, the source file, and any guards''' 23410453SAndrew.Bardsley@arm.com super(SwigSource, self).__init__(source, skip_no_python=True, **guards) 2356143Snate@binkert.org 2366143Snate@binkert.org modname,ext = self.extname 2376143Snate@binkert.org assert ext == 'i' 2386143Snate@binkert.org 2396143Snate@binkert.org self.module = modname 2406143Snate@binkert.org cc_file = joinpath(self.dirname, modname + '_wrap.cc') 2416143Snate@binkert.org py_file = joinpath(self.dirname, modname + '.py') 2426143Snate@binkert.org 24310453SAndrew.Bardsley@arm.com self.cc_source = Source(cc_file, swig=True, parent=self, **guards) 24410453SAndrew.Bardsley@arm.com self.py_source = PySource(package, py_file, parent=self, **guards) 245955SN/A 2469396Sandreas.hansson@arm.comclass ProtoBuf(SourceFile): 2479396Sandreas.hansson@arm.com '''Add a Protocol Buffer to build''' 2489396Sandreas.hansson@arm.com 2499396Sandreas.hansson@arm.com def __init__(self, source, **guards): 2509396Sandreas.hansson@arm.com '''Specify the source file, and any guards''' 2519396Sandreas.hansson@arm.com super(ProtoBuf, self).__init__(source, **guards) 2529396Sandreas.hansson@arm.com 2539396Sandreas.hansson@arm.com # Get the file name and the extension 2549396Sandreas.hansson@arm.com modname,ext = self.extname 2559396Sandreas.hansson@arm.com assert ext == 'proto' 2569396Sandreas.hansson@arm.com 2579396Sandreas.hansson@arm.com # Currently, we stick to generating the C++ headers, so we 2589396Sandreas.hansson@arm.com # only need to track the source and header. 2599930Sandreas.hansson@arm.com self.cc_file = File(modname + '.pb.cc') 2609930Sandreas.hansson@arm.com self.hh_file = File(modname + '.pb.h') 2619396Sandreas.hansson@arm.com 2628235Snate@binkert.orgclass UnitTest(object): 2638235Snate@binkert.org '''Create a UnitTest''' 2646143Snate@binkert.org 2658235Snate@binkert.org all = [] 2669003SAli.Saidi@ARM.com def __init__(self, target, *sources, **kwargs): 2678235Snate@binkert.org '''Specify the target name and any sources. Sources that are 2688235Snate@binkert.org not SourceFiles are evalued with Source(). All files are 2698235Snate@binkert.org guarded with a guard of the same name as the UnitTest 2708235Snate@binkert.org target.''' 2718235Snate@binkert.org 2728235Snate@binkert.org srcs = [] 2738235Snate@binkert.org for src in sources: 2748235Snate@binkert.org if not isinstance(src, SourceFile): 2758235Snate@binkert.org src = Source(src, skip_lib=True) 2768235Snate@binkert.org src.guards[target] = True 2778235Snate@binkert.org srcs.append(src) 2788235Snate@binkert.org 2798235Snate@binkert.org self.sources = srcs 2808235Snate@binkert.org self.target = target 2819003SAli.Saidi@ARM.com self.main = kwargs.get('main', False) 2828235Snate@binkert.org UnitTest.all.append(self) 2835584Snate@binkert.org 2844382Sbinkertn@umich.edu# Children should have access 2854202Sbinkertn@umich.eduExport('Source') 2864382Sbinkertn@umich.eduExport('PySource') 2874382Sbinkertn@umich.eduExport('SimObject') 2884382Sbinkertn@umich.eduExport('SwigSource') 2899396Sandreas.hansson@arm.comExport('ProtoBuf') 2905584Snate@binkert.orgExport('UnitTest') 2914382Sbinkertn@umich.edu 2924382Sbinkertn@umich.edu######################################################################## 2934382Sbinkertn@umich.edu# 2948232Snate@binkert.org# Debug Flags 2955192Ssaidi@eecs.umich.edu# 2968232Snate@binkert.orgdebug_flags = {} 2978232Snate@binkert.orgdef DebugFlag(name, desc=None): 2988232Snate@binkert.org if name in debug_flags: 2995192Ssaidi@eecs.umich.edu raise AttributeError, "Flag %s already specified" % name 3008232Snate@binkert.org debug_flags[name] = (name, (), desc) 3015192Ssaidi@eecs.umich.edu 3025799Snate@binkert.orgdef CompoundFlag(name, flags, desc=None): 3038232Snate@binkert.org if name in debug_flags: 3045192Ssaidi@eecs.umich.edu raise AttributeError, "Flag %s already specified" % name 3055192Ssaidi@eecs.umich.edu 3065192Ssaidi@eecs.umich.edu compound = tuple(flags) 3078232Snate@binkert.org debug_flags[name] = (name, compound, desc) 3085192Ssaidi@eecs.umich.edu 3098232Snate@binkert.orgExport('DebugFlag') 3105192Ssaidi@eecs.umich.eduExport('CompoundFlag') 3115192Ssaidi@eecs.umich.edu 3125192Ssaidi@eecs.umich.edu######################################################################## 3135192Ssaidi@eecs.umich.edu# 3144382Sbinkertn@umich.edu# Set some compiler variables 3154382Sbinkertn@umich.edu# 3164382Sbinkertn@umich.edu 3172667Sstever@eecs.umich.edu# Include file paths are rooted in this directory. SCons will 3182667Sstever@eecs.umich.edu# automatically expand '.' to refer to both the source directory and 3192667Sstever@eecs.umich.edu# the corresponding build directory to pick up generated include 3202667Sstever@eecs.umich.edu# files. 3212667Sstever@eecs.umich.eduenv.Append(CPPPATH=Dir('.')) 3222667Sstever@eecs.umich.edu 3235742Snate@binkert.orgfor extra_dir in extras_dir_list: 3245742Snate@binkert.org env.Append(CPPPATH=Dir(extra_dir)) 3255742Snate@binkert.org 3265793Snate@binkert.org# Workaround for bug in SCons version > 0.97d20071212 3278334Snate@binkert.org# Scons bug id: 2006 gem5 Bug id: 308 3285793Snate@binkert.orgfor root, dirs, files in os.walk(base_dir, topdown=True): 3295793Snate@binkert.org Dir(root[len(base_dir) + 1:]) 3305793Snate@binkert.org 3314382Sbinkertn@umich.edu######################################################################## 3324762Snate@binkert.org# 3335344Sstever@gmail.com# Walk the tree and execute all SConscripts in subdirectories 3344382Sbinkertn@umich.edu# 3355341Sstever@gmail.com 3365742Snate@binkert.orghere = Dir('.').srcnode().abspath 3375742Snate@binkert.orgfor root, dirs, files in os.walk(base_dir, topdown=True): 3385742Snate@binkert.org if root == here: 3395742Snate@binkert.org # we don't want to recurse back into this SConscript 3405742Snate@binkert.org continue 3414762Snate@binkert.org 3425742Snate@binkert.org if 'SConscript' in files: 3435742Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[len(base_dir) + 1:]) 3447722Sgblack@eecs.umich.edu SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 3455742Snate@binkert.org 3465742Snate@binkert.orgfor extra_dir in extras_dir_list: 3475742Snate@binkert.org prefix_len = len(dirname(extra_dir)) + 1 3489930Sandreas.hansson@arm.com 3499930Sandreas.hansson@arm.com # Also add the corresponding build directory to pick up generated 3509930Sandreas.hansson@arm.com # include files. 3519930Sandreas.hansson@arm.com env.Append(CPPPATH=Dir(joinpath(env['BUILDDIR'], extra_dir[prefix_len:]))) 3529930Sandreas.hansson@arm.com 3535742Snate@binkert.org for root, dirs, files in os.walk(extra_dir, topdown=True): 3548242Sbradley.danofsky@amd.com # if build lives in the extras directory, don't walk down it 3558242Sbradley.danofsky@amd.com if 'build' in dirs: 3568242Sbradley.danofsky@amd.com dirs.remove('build') 3578242Sbradley.danofsky@amd.com 3585341Sstever@gmail.com if 'SConscript' in files: 3595742Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[prefix_len:]) 3607722Sgblack@eecs.umich.edu SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 3614773Snate@binkert.org 3626108Snate@binkert.orgfor opt in export_vars: 3631858SN/A env.ConfigFile(opt) 3641085SN/A 3656658Snate@binkert.orgdef makeTheISA(source, target, env): 3666658Snate@binkert.org isas = [ src.get_contents() for src in source ] 3677673Snate@binkert.org target_isa = env['TARGET_ISA'] 3686658Snate@binkert.org def define(isa): 3696658Snate@binkert.org return isa.upper() + '_ISA' 3706658Snate@binkert.org 3716658Snate@binkert.org def namespace(isa): 3726658Snate@binkert.org return isa[0].upper() + isa[1:].lower() + 'ISA' 3736658Snate@binkert.org 3746658Snate@binkert.org 3757673Snate@binkert.org code = code_formatter() 3767673Snate@binkert.org code('''\ 3777673Snate@binkert.org#ifndef __CONFIG_THE_ISA_HH__ 3787673Snate@binkert.org#define __CONFIG_THE_ISA_HH__ 3797673Snate@binkert.org 3807673Snate@binkert.org''') 3817673Snate@binkert.org 38210467Sandreas.hansson@arm.com # create defines for the preprocessing and compile-time determination 3836658Snate@binkert.org for i,isa in enumerate(isas): 3847673Snate@binkert.org code('#define $0 $1', define(isa), i + 1) 38510467Sandreas.hansson@arm.com code() 38610467Sandreas.hansson@arm.com 38710467Sandreas.hansson@arm.com # create an enum for any run-time determination of the ISA, we 38810467Sandreas.hansson@arm.com # reuse the same name as the namespaces 38910467Sandreas.hansson@arm.com code('enum class Arch {') 39010467Sandreas.hansson@arm.com for i,isa in enumerate(isas): 39110467Sandreas.hansson@arm.com if i + 1 == len(isas): 39210467Sandreas.hansson@arm.com code(' $0 = $1', namespace(isa), define(isa)) 39310467Sandreas.hansson@arm.com else: 39410467Sandreas.hansson@arm.com code(' $0 = $1,', namespace(isa), define(isa)) 39510467Sandreas.hansson@arm.com code('};') 3967673Snate@binkert.org 3977673Snate@binkert.org code(''' 3987673Snate@binkert.org 3997673Snate@binkert.org#define THE_ISA ${{define(target_isa)}} 4007673Snate@binkert.org#define TheISA ${{namespace(target_isa)}} 4019048SAli.Saidi@ARM.com#define THE_ISA_STR "${{target_isa}}" 4027673Snate@binkert.org 4037673Snate@binkert.org#endif // __CONFIG_THE_ISA_HH__''') 4047673Snate@binkert.org 4057673Snate@binkert.org code.write(str(target[0])) 4066658Snate@binkert.org 4077756SAli.Saidi@ARM.comenv.Command('config/the_isa.hh', map(Value, all_isa_list), 4087816Ssteve.reinhardt@amd.com MakeAction(makeTheISA, Transform("CFG ISA", 0))) 4096658Snate@binkert.org 4104382Sbinkertn@umich.edu######################################################################## 4114382Sbinkertn@umich.edu# 4124762Snate@binkert.org# Prevent any SimObjects from being added after this point, they 4134762Snate@binkert.org# should all have been added in the SConscripts above 4144762Snate@binkert.org# 4156654Snate@binkert.orgSimObject.fixed = True 4166654Snate@binkert.org 4175517Snate@binkert.orgclass DictImporter(object): 4185517Snate@binkert.org '''This importer takes a dictionary of arbitrary module names that 4195517Snate@binkert.org map to arbitrary filenames.''' 4205517Snate@binkert.org def __init__(self, modules): 4215517Snate@binkert.org self.modules = modules 4225517Snate@binkert.org self.installed = set() 4235517Snate@binkert.org 4245517Snate@binkert.org def __del__(self): 4255517Snate@binkert.org self.unload() 4265517Snate@binkert.org 4275517Snate@binkert.org def unload(self): 4285517Snate@binkert.org import sys 4295517Snate@binkert.org for module in self.installed: 4305517Snate@binkert.org del sys.modules[module] 4315517Snate@binkert.org self.installed = set() 4325517Snate@binkert.org 4335517Snate@binkert.org def find_module(self, fullname, path): 4346654Snate@binkert.org if fullname == 'm5.defines': 4355517Snate@binkert.org return self 4365517Snate@binkert.org 4375517Snate@binkert.org if fullname == 'm5.objects': 4385517Snate@binkert.org return self 4395517Snate@binkert.org 4405517Snate@binkert.org if fullname.startswith('m5.internal'): 4415517Snate@binkert.org return None 4425517Snate@binkert.org 4436143Snate@binkert.org source = self.modules.get(fullname, None) 4446654Snate@binkert.org if source is not None and fullname.startswith('m5.objects'): 4455517Snate@binkert.org return self 4465517Snate@binkert.org 4475517Snate@binkert.org return None 4485517Snate@binkert.org 4495517Snate@binkert.org def load_module(self, fullname): 4505517Snate@binkert.org mod = imp.new_module(fullname) 4515517Snate@binkert.org sys.modules[fullname] = mod 4525517Snate@binkert.org self.installed.add(fullname) 4535517Snate@binkert.org 4545517Snate@binkert.org mod.__loader__ = self 4555517Snate@binkert.org if fullname == 'm5.objects': 4565517Snate@binkert.org mod.__path__ = fullname.split('.') 4575517Snate@binkert.org return mod 4585517Snate@binkert.org 4596654Snate@binkert.org if fullname == 'm5.defines': 4606654Snate@binkert.org mod.__dict__['buildEnv'] = m5.util.SmartDict(build_env) 4615517Snate@binkert.org return mod 4625517Snate@binkert.org 4636143Snate@binkert.org source = self.modules[fullname] 4646143Snate@binkert.org if source.modname == '__init__': 4656143Snate@binkert.org mod.__path__ = source.modpath 4666727Ssteve.reinhardt@amd.com mod.__file__ = source.abspath 4675517Snate@binkert.org 4686727Ssteve.reinhardt@amd.com exec file(source.abspath, 'r') in mod.__dict__ 4695517Snate@binkert.org 4705517Snate@binkert.org return mod 4715517Snate@binkert.org 4726654Snate@binkert.orgimport m5.SimObject 4736654Snate@binkert.orgimport m5.params 4747673Snate@binkert.orgfrom m5.util import code_formatter 4756654Snate@binkert.org 4766654Snate@binkert.orgm5.SimObject.clear() 4776654Snate@binkert.orgm5.params.clear() 4786654Snate@binkert.org 4795517Snate@binkert.org# install the python importer so we can grab stuff from the source 4805517Snate@binkert.org# tree itself. We can't have SimObjects added after this point or 4815517Snate@binkert.org# else we won't know about them for the rest of the stuff. 4826143Snate@binkert.orgimporter = DictImporter(PySource.modules) 4835517Snate@binkert.orgsys.meta_path[0:0] = [ importer ] 4844762Snate@binkert.org 4855517Snate@binkert.org# import all sim objects so we can populate the all_objects list 4865517Snate@binkert.org# make sure that we're working with a list, then let's sort it 4876143Snate@binkert.orgfor modname in SimObject.modnames: 4886143Snate@binkert.org exec('from m5.objects import %s' % modname) 4895517Snate@binkert.org 4905517Snate@binkert.org# we need to unload all of the currently imported modules so that they 4915517Snate@binkert.org# will be re-imported the next time the sconscript is run 4925517Snate@binkert.orgimporter.unload() 4935517Snate@binkert.orgsys.meta_path.remove(importer) 4945517Snate@binkert.org 4955517Snate@binkert.orgsim_objects = m5.SimObject.allClasses 4965517Snate@binkert.orgall_enums = m5.params.allEnums 4975517Snate@binkert.org 4989338SAndreas.Sandberg@arm.comif m5.SimObject.noCxxHeader: 4999338SAndreas.Sandberg@arm.com print >> sys.stderr, \ 5009338SAndreas.Sandberg@arm.com "warning: At least one SimObject lacks a header specification. " \ 5019338SAndreas.Sandberg@arm.com "This can cause unexpected results in the generated SWIG " \ 5029338SAndreas.Sandberg@arm.com "wrappers." 5039338SAndreas.Sandberg@arm.com 5048596Ssteve.reinhardt@amd.com# Find param types that need to be explicitly wrapped with swig. 5058596Ssteve.reinhardt@amd.com# These will be recognized because the ParamDesc will have a 5068596Ssteve.reinhardt@amd.com# swig_decl() method. Most param types are based on types that don't 5078596Ssteve.reinhardt@amd.com# need this, either because they're based on native types (like Int) 5088596Ssteve.reinhardt@amd.com# or because they're SimObjects (which get swigged independently). 5098596Ssteve.reinhardt@amd.com# For now the only things handled here are VectorParam types. 5108596Ssteve.reinhardt@amd.comparams_to_swig = {} 5116143Snate@binkert.orgfor name,obj in sorted(sim_objects.iteritems()): 5125517Snate@binkert.org for param in obj._params.local.values(): 5136654Snate@binkert.org # load the ptype attribute now because it depends on the 5146654Snate@binkert.org # current version of SimObject.allClasses, but when scons 5156654Snate@binkert.org # actually uses the value, all versions of 5166654Snate@binkert.org # SimObject.allClasses will have been loaded 5176654Snate@binkert.org param.ptype 5186654Snate@binkert.org 5195517Snate@binkert.org if not hasattr(param, 'swig_decl'): 5205517Snate@binkert.org continue 5215517Snate@binkert.org pname = param.ptype_str 5228596Ssteve.reinhardt@amd.com if pname not in params_to_swig: 5238596Ssteve.reinhardt@amd.com params_to_swig[pname] = param 5244762Snate@binkert.org 5254762Snate@binkert.org######################################################################## 5264762Snate@binkert.org# 5274762Snate@binkert.org# calculate extra dependencies 5284762Snate@binkert.org# 5294762Snate@binkert.orgmodule_depends = ["m5", "m5.SimObject", "m5.params"] 5307675Snate@binkert.orgdepends = [ PySource.modules[dep].snode for dep in module_depends ] 53110584Sandreas.hansson@arm.comdepends.sort(key = lambda x: x.name) 5324762Snate@binkert.org 5334762Snate@binkert.org######################################################################## 5344762Snate@binkert.org# 5354762Snate@binkert.org# Commands for the basic automatically generated python files 5364382Sbinkertn@umich.edu# 5374382Sbinkertn@umich.edu 5385517Snate@binkert.org# Generate Python file containing a dict specifying the current 5396654Snate@binkert.org# buildEnv flags. 5405517Snate@binkert.orgdef makeDefinesPyFile(target, source, env): 5418126Sgblack@eecs.umich.edu build_env = source[0].get_contents() 5426654Snate@binkert.org 5437673Snate@binkert.org code = code_formatter() 5446654Snate@binkert.org code(""" 5456654Snate@binkert.orgimport m5.internal 5466654Snate@binkert.orgimport m5.util 5476654Snate@binkert.org 5486654Snate@binkert.orgbuildEnv = m5.util.SmartDict($build_env) 5496654Snate@binkert.org 5506654Snate@binkert.orgcompileDate = m5.internal.core.compileDate 5516669Snate@binkert.org_globals = globals() 5526669Snate@binkert.orgfor key,val in m5.internal.core.__dict__.iteritems(): 5536669Snate@binkert.org if key.startswith('flag_'): 5546669Snate@binkert.org flag = key[5:] 5556669Snate@binkert.org _globals[flag] = val 5566669Snate@binkert.orgdel _globals 5576654Snate@binkert.org""") 5587673Snate@binkert.org code.write(target[0].abspath) 5595517Snate@binkert.org 5608126Sgblack@eecs.umich.edudefines_info = Value(build_env) 5615798Snate@binkert.org# Generate a file with all of the compile options in it 5627756SAli.Saidi@ARM.comenv.Command('python/m5/defines.py', defines_info, 5637816Ssteve.reinhardt@amd.com MakeAction(makeDefinesPyFile, Transform("DEFINES", 0))) 5645798Snate@binkert.orgPySource('m5', 'python/m5/defines.py') 5655798Snate@binkert.org 5665517Snate@binkert.org# Generate python file containing info about the M5 source code 5675517Snate@binkert.orgdef makeInfoPyFile(target, source, env): 5687673Snate@binkert.org code = code_formatter() 5695517Snate@binkert.org for src in source: 5705517Snate@binkert.org data = ''.join(file(src.srcnode().abspath, 'r').xreadlines()) 5717673Snate@binkert.org code('$src = ${{repr(data)}}') 5727673Snate@binkert.org code.write(str(target[0])) 5735517Snate@binkert.org 5745798Snate@binkert.org# Generate a file that wraps the basic top level files 5755798Snate@binkert.orgenv.Command('python/m5/info.py', 5768333Snate@binkert.org [ '#/COPYING', '#/LICENSE', '#/README', ], 5777816Ssteve.reinhardt@amd.com MakeAction(makeInfoPyFile, Transform("INFO"))) 5785798Snate@binkert.orgPySource('m5', 'python/m5/info.py') 5795798Snate@binkert.org 5804762Snate@binkert.org######################################################################## 5814762Snate@binkert.org# 5824762Snate@binkert.org# Create all of the SimObject param headers and enum headers 5834762Snate@binkert.org# 5844762Snate@binkert.org 5858596Ssteve.reinhardt@amd.comdef createSimObjectParamStruct(target, source, env): 5865517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5875517Snate@binkert.org 5885517Snate@binkert.org name = str(source[0].get_contents()) 5895517Snate@binkert.org obj = sim_objects[name] 5905517Snate@binkert.org 5917673Snate@binkert.org code = code_formatter() 5928596Ssteve.reinhardt@amd.com obj.cxx_param_decl(code) 5937673Snate@binkert.org code.write(target[0].abspath) 5945517Snate@binkert.org 59510458Sandreas.hansson@arm.comdef createSimObjectCxxConfig(is_header): 59610458Sandreas.hansson@arm.com def body(target, source, env): 59710458Sandreas.hansson@arm.com assert len(target) == 1 and len(source) == 1 59810458Sandreas.hansson@arm.com 59910458Sandreas.hansson@arm.com name = str(source[0].get_contents()) 60010458Sandreas.hansson@arm.com obj = sim_objects[name] 60110458Sandreas.hansson@arm.com 60210458Sandreas.hansson@arm.com code = code_formatter() 60310458Sandreas.hansson@arm.com obj.cxx_config_param_file(code, is_header) 60410458Sandreas.hansson@arm.com code.write(target[0].abspath) 60510458Sandreas.hansson@arm.com return body 60610458Sandreas.hansson@arm.com 6078596Ssteve.reinhardt@amd.comdef createParamSwigWrapper(target, source, env): 6085517Snate@binkert.org assert len(target) == 1 and len(source) == 1 6095517Snate@binkert.org 6105517Snate@binkert.org name = str(source[0].get_contents()) 6118596Ssteve.reinhardt@amd.com param = params_to_swig[name] 6125517Snate@binkert.org 6137673Snate@binkert.org code = code_formatter() 6147673Snate@binkert.org param.swig_decl(code) 6157673Snate@binkert.org code.write(target[0].abspath) 6165517Snate@binkert.org 6175517Snate@binkert.orgdef createEnumStrings(target, source, env): 6185517Snate@binkert.org assert len(target) == 1 and len(source) == 1 6195517Snate@binkert.org 6205517Snate@binkert.org name = str(source[0].get_contents()) 6215517Snate@binkert.org obj = all_enums[name] 6225517Snate@binkert.org 6237673Snate@binkert.org code = code_formatter() 6247673Snate@binkert.org obj.cxx_def(code) 6257673Snate@binkert.org code.write(target[0].abspath) 6265517Snate@binkert.org 6278596Ssteve.reinhardt@amd.comdef createEnumDecls(target, source, env): 6285517Snate@binkert.org assert len(target) == 1 and len(source) == 1 6295517Snate@binkert.org 6305517Snate@binkert.org name = str(source[0].get_contents()) 6315517Snate@binkert.org obj = all_enums[name] 6325517Snate@binkert.org 6337673Snate@binkert.org code = code_formatter() 6347673Snate@binkert.org obj.cxx_decl(code) 6357673Snate@binkert.org code.write(target[0].abspath) 6365517Snate@binkert.org 6378596Ssteve.reinhardt@amd.comdef createEnumSwigWrapper(target, source, env): 6387675Snate@binkert.org assert len(target) == 1 and len(source) == 1 6397675Snate@binkert.org 6407675Snate@binkert.org name = str(source[0].get_contents()) 6417675Snate@binkert.org obj = all_enums[name] 6427675Snate@binkert.org 6437675Snate@binkert.org code = code_formatter() 6448596Ssteve.reinhardt@amd.com obj.swig_decl(code) 6457675Snate@binkert.org code.write(target[0].abspath) 6467675Snate@binkert.org 6478596Ssteve.reinhardt@amd.comdef createSimObjectSwigWrapper(target, source, env): 6488596Ssteve.reinhardt@amd.com name = source[0].get_contents() 6498596Ssteve.reinhardt@amd.com obj = sim_objects[name] 6508596Ssteve.reinhardt@amd.com 6518596Ssteve.reinhardt@amd.com code = code_formatter() 6528596Ssteve.reinhardt@amd.com obj.swig_decl(code) 6538596Ssteve.reinhardt@amd.com code.write(target[0].abspath) 6548596Ssteve.reinhardt@amd.com 65510454SCurtis.Dunham@arm.com# dummy target for generated code 65610454SCurtis.Dunham@arm.com# we start out with all the Source files so they get copied to build/*/ also. 65710454SCurtis.Dunham@arm.comSWIG = env.Dummy('swig', [s.tnode for s in Source.get()]) 65810454SCurtis.Dunham@arm.com 6598596Ssteve.reinhardt@amd.com# Generate all of the SimObject param C++ struct header files 6604762Snate@binkert.orgparams_hh_files = [] 6616143Snate@binkert.orgfor name,simobj in sorted(sim_objects.iteritems()): 6626143Snate@binkert.org py_source = PySource.modules[simobj.__module__] 6636143Snate@binkert.org extra_deps = [ py_source.tnode ] 6644762Snate@binkert.org 6654762Snate@binkert.org hh_file = File('params/%s.hh' % name) 6664762Snate@binkert.org params_hh_files.append(hh_file) 6677756SAli.Saidi@ARM.com env.Command(hh_file, Value(name), 6688596Ssteve.reinhardt@amd.com MakeAction(createSimObjectParamStruct, Transform("SO PARAM"))) 6694762Snate@binkert.org env.Depends(hh_file, depends + extra_deps) 67010454SCurtis.Dunham@arm.com env.Depends(SWIG, hh_file) 6714762Snate@binkert.org 67210458Sandreas.hansson@arm.com# C++ parameter description files 67310458Sandreas.hansson@arm.comif GetOption('with_cxx_config'): 67410458Sandreas.hansson@arm.com for name,simobj in sorted(sim_objects.iteritems()): 67510458Sandreas.hansson@arm.com py_source = PySource.modules[simobj.__module__] 67610458Sandreas.hansson@arm.com extra_deps = [ py_source.tnode ] 67710458Sandreas.hansson@arm.com 67810458Sandreas.hansson@arm.com cxx_config_hh_file = File('cxx_config/%s.hh' % name) 67910458Sandreas.hansson@arm.com cxx_config_cc_file = File('cxx_config/%s.cc' % name) 68010458Sandreas.hansson@arm.com env.Command(cxx_config_hh_file, Value(name), 68110458Sandreas.hansson@arm.com MakeAction(createSimObjectCxxConfig(True), 68210458Sandreas.hansson@arm.com Transform("CXXCPRHH"))) 68310458Sandreas.hansson@arm.com env.Command(cxx_config_cc_file, Value(name), 68410458Sandreas.hansson@arm.com MakeAction(createSimObjectCxxConfig(False), 68510458Sandreas.hansson@arm.com Transform("CXXCPRCC"))) 68610458Sandreas.hansson@arm.com env.Depends(cxx_config_hh_file, depends + extra_deps + 68710458Sandreas.hansson@arm.com [File('params/%s.hh' % name), File('sim/cxx_config.hh')]) 68810458Sandreas.hansson@arm.com env.Depends(cxx_config_cc_file, depends + extra_deps + 68910458Sandreas.hansson@arm.com [cxx_config_hh_file]) 69010458Sandreas.hansson@arm.com Source(cxx_config_cc_file) 69110458Sandreas.hansson@arm.com 69210458Sandreas.hansson@arm.com cxx_config_init_cc_file = File('cxx_config/init.cc') 69310458Sandreas.hansson@arm.com 69410458Sandreas.hansson@arm.com def createCxxConfigInitCC(target, source, env): 69510458Sandreas.hansson@arm.com assert len(target) == 1 and len(source) == 1 69610458Sandreas.hansson@arm.com 69710458Sandreas.hansson@arm.com code = code_formatter() 69810458Sandreas.hansson@arm.com 69910458Sandreas.hansson@arm.com for name,simobj in sorted(sim_objects.iteritems()): 70010458Sandreas.hansson@arm.com if not hasattr(simobj, 'abstract') or not simobj.abstract: 70110458Sandreas.hansson@arm.com code('#include "cxx_config/${name}.hh"') 70210458Sandreas.hansson@arm.com code() 70310458Sandreas.hansson@arm.com code('void cxxConfigInit()') 70410458Sandreas.hansson@arm.com code('{') 70510458Sandreas.hansson@arm.com code.indent() 70610458Sandreas.hansson@arm.com for name,simobj in sorted(sim_objects.iteritems()): 70710458Sandreas.hansson@arm.com not_abstract = not hasattr(simobj, 'abstract') or \ 70810458Sandreas.hansson@arm.com not simobj.abstract 70910458Sandreas.hansson@arm.com if not_abstract and 'type' in simobj.__dict__: 71010458Sandreas.hansson@arm.com code('cxx_config_directory["${name}"] = ' 71110458Sandreas.hansson@arm.com '${name}CxxConfigParams::makeDirectoryEntry();') 71210458Sandreas.hansson@arm.com code.dedent() 71310458Sandreas.hansson@arm.com code('}') 71410458Sandreas.hansson@arm.com code.write(target[0].abspath) 71510458Sandreas.hansson@arm.com 71610458Sandreas.hansson@arm.com py_source = PySource.modules[simobj.__module__] 71710458Sandreas.hansson@arm.com extra_deps = [ py_source.tnode ] 71810458Sandreas.hansson@arm.com env.Command(cxx_config_init_cc_file, Value(name), 71910458Sandreas.hansson@arm.com MakeAction(createCxxConfigInitCC, Transform("CXXCINIT"))) 72010458Sandreas.hansson@arm.com cxx_param_hh_files = ["cxx_config/%s.hh" % simobj 72110584Sandreas.hansson@arm.com for name,simobj in sorted(sim_objects.iteritems()) 72210458Sandreas.hansson@arm.com if not hasattr(simobj, 'abstract') or not simobj.abstract] 72310458Sandreas.hansson@arm.com Depends(cxx_config_init_cc_file, cxx_param_hh_files + 72410458Sandreas.hansson@arm.com [File('sim/cxx_config.hh')]) 72510458Sandreas.hansson@arm.com Source(cxx_config_init_cc_file) 72610458Sandreas.hansson@arm.com 7278596Ssteve.reinhardt@amd.com# Generate any needed param SWIG wrapper files 7285463Snate@binkert.orgparams_i_files = [] 72910584Sandreas.hansson@arm.comfor name,param in sorted(params_to_swig.iteritems()): 7308596Ssteve.reinhardt@amd.com i_file = File('python/m5/internal/%s.i' % (param.swig_module_name())) 7315463Snate@binkert.org params_i_files.append(i_file) 7327756SAli.Saidi@ARM.com env.Command(i_file, Value(name), 7338596Ssteve.reinhardt@amd.com MakeAction(createParamSwigWrapper, Transform("SW PARAM"))) 7344762Snate@binkert.org env.Depends(i_file, depends) 73510454SCurtis.Dunham@arm.com env.Depends(SWIG, i_file) 7367677Snate@binkert.org SwigSource('m5.internal', i_file) 7374762Snate@binkert.org 7384762Snate@binkert.org# Generate all enum header files 7396143Snate@binkert.orgfor name,enum in sorted(all_enums.iteritems()): 7406143Snate@binkert.org py_source = PySource.modules[enum.__module__] 7416143Snate@binkert.org extra_deps = [ py_source.tnode ] 7424762Snate@binkert.org 7434762Snate@binkert.org cc_file = File('enums/%s.cc' % name) 7447756SAli.Saidi@ARM.com env.Command(cc_file, Value(name), 7457816Ssteve.reinhardt@amd.com MakeAction(createEnumStrings, Transform("ENUM STR"))) 7464762Snate@binkert.org env.Depends(cc_file, depends + extra_deps) 74710454SCurtis.Dunham@arm.com env.Depends(SWIG, cc_file) 7484762Snate@binkert.org Source(cc_file) 7494762Snate@binkert.org 7504762Snate@binkert.org hh_file = File('enums/%s.hh' % name) 7517756SAli.Saidi@ARM.com env.Command(hh_file, Value(name), 7528596Ssteve.reinhardt@amd.com MakeAction(createEnumDecls, Transform("ENUMDECL"))) 7534762Snate@binkert.org env.Depends(hh_file, depends + extra_deps) 75410454SCurtis.Dunham@arm.com env.Depends(SWIG, hh_file) 7554762Snate@binkert.org 7567677Snate@binkert.org i_file = File('python/m5/internal/enum_%s.i' % name) 7577756SAli.Saidi@ARM.com env.Command(i_file, Value(name), 7588596Ssteve.reinhardt@amd.com MakeAction(createEnumSwigWrapper, Transform("ENUMSWIG"))) 7597675Snate@binkert.org env.Depends(i_file, depends + extra_deps) 76010454SCurtis.Dunham@arm.com env.Depends(SWIG, i_file) 7617677Snate@binkert.org SwigSource('m5.internal', i_file) 7625517Snate@binkert.org 7638596Ssteve.reinhardt@amd.com# Generate SimObject SWIG wrapper files 76410584Sandreas.hansson@arm.comfor name,simobj in sorted(sim_objects.iteritems()): 7659248SAndreas.Sandberg@arm.com py_source = PySource.modules[simobj.__module__] 7669248SAndreas.Sandberg@arm.com extra_deps = [ py_source.tnode ] 7678596Ssteve.reinhardt@amd.com i_file = File('python/m5/internal/param_%s.i' % name) 7688596Ssteve.reinhardt@amd.com env.Command(i_file, Value(name), 7698596Ssteve.reinhardt@amd.com MakeAction(createSimObjectSwigWrapper, Transform("SO SWIG"))) 7709248SAndreas.Sandberg@arm.com env.Depends(i_file, depends + extra_deps) 7718596Ssteve.reinhardt@amd.com SwigSource('m5.internal', i_file) 7724762Snate@binkert.org 7737674Snate@binkert.org# Generate the main swig init file 7747674Snate@binkert.orgdef makeEmbeddedSwigInit(target, source, env): 7757674Snate@binkert.org code = code_formatter() 7767674Snate@binkert.org module = source[0].get_contents() 7777674Snate@binkert.org code('''\ 7787674Snate@binkert.org#include "sim/init.hh" 7797674Snate@binkert.org 7807674Snate@binkert.orgextern "C" { 7817674Snate@binkert.org void init_${module}(); 7827674Snate@binkert.org} 7837674Snate@binkert.org 7847674Snate@binkert.orgEmbeddedSwig embed_swig_${module}(init_${module}); 7857674Snate@binkert.org''') 7867674Snate@binkert.org code.write(str(target[0])) 7877674Snate@binkert.org 7884762Snate@binkert.org# Build all swig modules 7896143Snate@binkert.orgfor swig in SwigSource.all: 7906143Snate@binkert.org env.Command([swig.cc_source.tnode, swig.py_source.tnode], swig.tnode, 7917756SAli.Saidi@ARM.com MakeAction('$SWIG $SWIGFLAGS -outdir ${TARGETS[1].dir} ' 7927816Ssteve.reinhardt@amd.com '-o ${TARGETS[0]} $SOURCES', Transform("SWIG"))) 7938235Snate@binkert.org cc_file = str(swig.tnode) 7948596Ssteve.reinhardt@amd.com init_file = '%s/%s_init.cc' % (dirname(cc_file), basename(cc_file)) 7957756SAli.Saidi@ARM.com env.Command(init_file, Value(swig.module), 7967816Ssteve.reinhardt@amd.com MakeAction(makeEmbeddedSwigInit, Transform("EMBED SW"))) 79710454SCurtis.Dunham@arm.com env.Depends(SWIG, init_file) 7988235Snate@binkert.org Source(init_file, **swig.guards) 7994382Sbinkertn@umich.edu 8009396Sandreas.hansson@arm.com# Build all protocol buffers if we have got protoc and protobuf available 8019396Sandreas.hansson@arm.comif env['HAVE_PROTOBUF']: 8029396Sandreas.hansson@arm.com for proto in ProtoBuf.all: 8039396Sandreas.hansson@arm.com # Use both the source and header as the target, and the .proto 8049396Sandreas.hansson@arm.com # file as the source. When executing the protoc compiler, also 8059396Sandreas.hansson@arm.com # specify the proto_path to avoid having the generated files 8069396Sandreas.hansson@arm.com # include the path. 8079396Sandreas.hansson@arm.com env.Command([proto.cc_file, proto.hh_file], proto.tnode, 8089396Sandreas.hansson@arm.com MakeAction('$PROTOC --cpp_out ${TARGET.dir} ' 8099396Sandreas.hansson@arm.com '--proto_path ${SOURCE.dir} $SOURCE', 8109396Sandreas.hansson@arm.com Transform("PROTOC"))) 8119396Sandreas.hansson@arm.com 81210454SCurtis.Dunham@arm.com env.Depends(SWIG, [proto.cc_file, proto.hh_file]) 8139396Sandreas.hansson@arm.com # Add the C++ source file 8149396Sandreas.hansson@arm.com Source(proto.cc_file, **proto.guards) 8159396Sandreas.hansson@arm.comelif ProtoBuf.all: 8169396Sandreas.hansson@arm.com print 'Got protobuf to build, but lacks support!' 8179396Sandreas.hansson@arm.com Exit(1) 8189396Sandreas.hansson@arm.com 8198232Snate@binkert.org# 8208232Snate@binkert.org# Handle debug flags 8218232Snate@binkert.org# 8228232Snate@binkert.orgdef makeDebugFlagCC(target, source, env): 8238232Snate@binkert.org assert(len(target) == 1 and len(source) == 1) 8246229Snate@binkert.org 82510455SCurtis.Dunham@arm.com code = code_formatter() 8266229Snate@binkert.org 82710455SCurtis.Dunham@arm.com # delay definition of CompoundFlags until after all the definition 82810455SCurtis.Dunham@arm.com # of all constituent SimpleFlags 82910455SCurtis.Dunham@arm.com comp_code = code_formatter() 8305517Snate@binkert.org 8315517Snate@binkert.org # file header 8327673Snate@binkert.org code(''' 8335517Snate@binkert.org/* 83410455SCurtis.Dunham@arm.com * DO NOT EDIT THIS FILE! Automatically generated by SCons. 8355517Snate@binkert.org */ 8365517Snate@binkert.org 8378232Snate@binkert.org#include "base/debug.hh" 83810455SCurtis.Dunham@arm.com 83910455SCurtis.Dunham@arm.comnamespace Debug { 84010455SCurtis.Dunham@arm.com 8417673Snate@binkert.org''') 8427673Snate@binkert.org 84310455SCurtis.Dunham@arm.com for name, flag in sorted(source[0].read().iteritems()): 84410455SCurtis.Dunham@arm.com n, compound, desc = flag 84510455SCurtis.Dunham@arm.com assert n == name 8465517Snate@binkert.org 84710455SCurtis.Dunham@arm.com if not compound: 84810455SCurtis.Dunham@arm.com code('SimpleFlag $name("$name", "$desc");') 84910455SCurtis.Dunham@arm.com else: 85010455SCurtis.Dunham@arm.com comp_code('CompoundFlag $name("$name", "$desc",') 85110455SCurtis.Dunham@arm.com comp_code.indent() 85210455SCurtis.Dunham@arm.com last = len(compound) - 1 85310455SCurtis.Dunham@arm.com for i,flag in enumerate(compound): 85410455SCurtis.Dunham@arm.com if i != last: 85510455SCurtis.Dunham@arm.com comp_code('$flag,') 85610455SCurtis.Dunham@arm.com else: 85710455SCurtis.Dunham@arm.com comp_code('$flag);') 85810455SCurtis.Dunham@arm.com comp_code.dedent() 8595517Snate@binkert.org 86010455SCurtis.Dunham@arm.com code.append(comp_code) 8618232Snate@binkert.org code() 8628232Snate@binkert.org code('} // namespace Debug') 8635517Snate@binkert.org 8647673Snate@binkert.org code.write(str(target[0])) 8655517Snate@binkert.org 8668232Snate@binkert.orgdef makeDebugFlagHH(target, source, env): 8678232Snate@binkert.org assert(len(target) == 1 and len(source) == 1) 8685517Snate@binkert.org 8698232Snate@binkert.org val = eval(source[0].get_contents()) 8708232Snate@binkert.org name, compound, desc = val 8718232Snate@binkert.org 8727673Snate@binkert.org code = code_formatter() 8735517Snate@binkert.org 8745517Snate@binkert.org # file header boilerplate 8757673Snate@binkert.org code('''\ 8765517Snate@binkert.org/* 87710455SCurtis.Dunham@arm.com * DO NOT EDIT THIS FILE! Automatically generated by SCons. 8785517Snate@binkert.org */ 8795517Snate@binkert.org 8808232Snate@binkert.org#ifndef __DEBUG_${name}_HH__ 8818232Snate@binkert.org#define __DEBUG_${name}_HH__ 8825517Snate@binkert.org 8838232Snate@binkert.orgnamespace Debug { 8848232Snate@binkert.org''') 8855517Snate@binkert.org 8868232Snate@binkert.org if compound: 8878232Snate@binkert.org code('class CompoundFlag;') 8888232Snate@binkert.org code('class SimpleFlag;') 8895517Snate@binkert.org 8908232Snate@binkert.org if compound: 8918232Snate@binkert.org code('extern CompoundFlag $name;') 8928232Snate@binkert.org for flag in compound: 8938232Snate@binkert.org code('extern SimpleFlag $flag;') 8948232Snate@binkert.org else: 8958232Snate@binkert.org code('extern SimpleFlag $name;') 8965517Snate@binkert.org 8978232Snate@binkert.org code(''' 8988232Snate@binkert.org} 8995517Snate@binkert.org 9008232Snate@binkert.org#endif // __DEBUG_${name}_HH__ 9017673Snate@binkert.org''') 9025517Snate@binkert.org 9037673Snate@binkert.org code.write(str(target[0])) 9045517Snate@binkert.org 9058232Snate@binkert.orgfor name,flag in sorted(debug_flags.iteritems()): 9068232Snate@binkert.org n, compound, desc = flag 9078232Snate@binkert.org assert n == name 9085192Ssaidi@eecs.umich.edu 90910454SCurtis.Dunham@arm.com hh_file = 'debug/%s.hh' % name 91010454SCurtis.Dunham@arm.com env.Command(hh_file, Value(flag), 9118232Snate@binkert.org MakeAction(makeDebugFlagHH, Transform("TRACING", 0))) 91210455SCurtis.Dunham@arm.com env.Depends(SWIG, hh_file) 91310455SCurtis.Dunham@arm.com 91410455SCurtis.Dunham@arm.comenv.Command('debug/flags.cc', Value(debug_flags), 91510455SCurtis.Dunham@arm.com MakeAction(makeDebugFlagCC, Transform("TRACING", 0))) 91610455SCurtis.Dunham@arm.comenv.Depends(SWIG, 'debug/flags.cc') 91710455SCurtis.Dunham@arm.comSource('debug/flags.cc') 9185192Ssaidi@eecs.umich.edu 9197674Snate@binkert.org# Embed python files. All .py files that have been indicated by a 9205522Snate@binkert.org# PySource() call in a SConscript need to be embedded into the M5 9215522Snate@binkert.org# library. To do that, we compile the file to byte code, marshal the 9227674Snate@binkert.org# byte code, compress it, and then generate a c++ file that 9237674Snate@binkert.org# inserts the result into an array. 9247674Snate@binkert.orgdef embedPyFile(target, source, env): 9257674Snate@binkert.org def c_str(string): 9267674Snate@binkert.org if string is None: 9277674Snate@binkert.org return "0" 9287674Snate@binkert.org return '"%s"' % string 9297674Snate@binkert.org 9305522Snate@binkert.org '''Action function to compile a .py into a code object, marshal 9315522Snate@binkert.org it, compress it, and stick it into an asm file so the code appears 9325522Snate@binkert.org as just bytes with a label in the data section''' 9335517Snate@binkert.org 9345522Snate@binkert.org src = file(str(source[0]), 'r').read() 9355517Snate@binkert.org 9366143Snate@binkert.org pysource = PySource.tnodes[source[0]] 9376727Ssteve.reinhardt@amd.com compiled = compile(src, pysource.abspath, 'exec') 9385522Snate@binkert.org marshalled = marshal.dumps(compiled) 9395522Snate@binkert.org compressed = zlib.compress(marshalled) 9405522Snate@binkert.org data = compressed 9417674Snate@binkert.org sym = pysource.symname 9425517Snate@binkert.org 9437673Snate@binkert.org code = code_formatter() 9447673Snate@binkert.org code('''\ 9457674Snate@binkert.org#include "sim/init.hh" 9467673Snate@binkert.org 9477674Snate@binkert.orgnamespace { 9487674Snate@binkert.org 9498946Sandreas.hansson@arm.comconst uint8_t data_${sym}[] = { 9507674Snate@binkert.org''') 9517674Snate@binkert.org code.indent() 9527674Snate@binkert.org step = 16 9535522Snate@binkert.org for i in xrange(0, len(data), step): 9545522Snate@binkert.org x = array.array('B', data[i:i+step]) 9557674Snate@binkert.org code(''.join('%d,' % d for d in x)) 9567674Snate@binkert.org code.dedent() 9577674Snate@binkert.org 9587674Snate@binkert.org code('''}; 9597673Snate@binkert.org 9607674Snate@binkert.orgEmbeddedPython embedded_${sym}( 9617674Snate@binkert.org ${{c_str(pysource.arcname)}}, 9627674Snate@binkert.org ${{c_str(pysource.abspath)}}, 9637674Snate@binkert.org ${{c_str(pysource.modpath)}}, 9647674Snate@binkert.org data_${sym}, 9657674Snate@binkert.org ${{len(data)}}, 9667674Snate@binkert.org ${{len(marshalled)}}); 9677674Snate@binkert.org 9687811Ssteve.reinhardt@amd.com} // anonymous namespace 9697674Snate@binkert.org''') 9707673Snate@binkert.org code.write(str(target[0])) 9715522Snate@binkert.org 9726143Snate@binkert.orgfor source in PySource.all: 97310453SAndrew.Bardsley@arm.com env.Command(source.cpp, source.tnode, 9747816Ssteve.reinhardt@amd.com MakeAction(embedPyFile, Transform("EMBED PY"))) 97510454SCurtis.Dunham@arm.com env.Depends(SWIG, source.cpp) 97610453SAndrew.Bardsley@arm.com Source(source.cpp, skip_no_python=True) 9774382Sbinkertn@umich.edu 9784382Sbinkertn@umich.edu######################################################################## 9794382Sbinkertn@umich.edu# 9804382Sbinkertn@umich.edu# Define binaries. Each different build type (debug, opt, etc.) gets 9814382Sbinkertn@umich.edu# a slightly different build environment. 9824382Sbinkertn@umich.edu# 9834382Sbinkertn@umich.edu 9844382Sbinkertn@umich.edu# List of constructed environments to pass back to SConstruct 98510196SCurtis.Dunham@arm.comdate_source = Source('base/date.cc', skip_lib=True) 9864382Sbinkertn@umich.edu 98710196SCurtis.Dunham@arm.com# Capture this directory for the closure makeEnv, otherwise when it is 98810196SCurtis.Dunham@arm.com# called, it won't know what directory it should use. 98910196SCurtis.Dunham@arm.comvariant_dir = Dir('.').path 99010196SCurtis.Dunham@arm.comdef variant(*path): 99110196SCurtis.Dunham@arm.com return os.path.join(variant_dir, *path) 99210196SCurtis.Dunham@arm.comdef variantd(*path): 99310196SCurtis.Dunham@arm.com return variant(*path)+'/' 994955SN/A 9952655Sstever@eecs.umich.edu# Function to create a new build environment as clone of current 9962655Sstever@eecs.umich.edu# environment 'env' with modified object suffix and optional stripped 9972655Sstever@eecs.umich.edu# binary. Additional keyword arguments are appended to corresponding 9982655Sstever@eecs.umich.edu# build environment vars. 99910196SCurtis.Dunham@arm.comdef makeEnv(env, label, objsfx, strip = False, **kwargs): 10005601Snate@binkert.org # SCons doesn't know to append a library suffix when there is a '.' in the 10015601Snate@binkert.org # name. Use '_' instead. 100210196SCurtis.Dunham@arm.com libname = variant('gem5_' + label) 100310196SCurtis.Dunham@arm.com exename = variant('gem5.' + label) 100410196SCurtis.Dunham@arm.com secondary_exename = variant('m5.' + label) 10055522Snate@binkert.org 10065863Snate@binkert.org new_env = env.Clone(OBJSUFFIX=objsfx, SHOBJSUFFIX=objsfx + 's') 10075601Snate@binkert.org new_env.Label = label 10085601Snate@binkert.org new_env.Append(**kwargs) 10095601Snate@binkert.org 10105863Snate@binkert.org swig_env = new_env.Clone() 10119556Sandreas.hansson@arm.com 10129556Sandreas.hansson@arm.com # Both gcc and clang have issues with unused labels and values in 10139556Sandreas.hansson@arm.com # the SWIG generated code 10149556Sandreas.hansson@arm.com swig_env.Append(CCFLAGS=['-Wno-unused-label', '-Wno-unused-value']) 10159556Sandreas.hansson@arm.com 10169556Sandreas.hansson@arm.com # Add additional warnings here that should not be applied to 10179556Sandreas.hansson@arm.com # the SWIG generated code 10189556Sandreas.hansson@arm.com new_env.Append(CXXFLAGS='-Wmissing-declarations') 10199556Sandreas.hansson@arm.com 10205559Snate@binkert.org if env['GCC']: 10219556Sandreas.hansson@arm.com # Depending on the SWIG version, we also need to supress 10229618Ssteve.reinhardt@amd.com # warnings about uninitialized variables and missing field 10239618Ssteve.reinhardt@amd.com # initializers. 10249618Ssteve.reinhardt@amd.com swig_env.Append(CCFLAGS=['-Wno-uninitialized', 102510238Sandreas.hansson@arm.com '-Wno-missing-field-initializers', 102610238Sandreas.hansson@arm.com '-Wno-unused-but-set-variable']) 10279554Sandreas.hansson@arm.com 10289556Sandreas.hansson@arm.com # If gcc supports it, also warn for deletion of derived 10299556Sandreas.hansson@arm.com # classes with non-virtual desctructors. For gcc >= 4.7 we 10309556Sandreas.hansson@arm.com # also have to disable warnings about the SWIG code having 10319556Sandreas.hansson@arm.com # potentially uninitialized variables. 10329555Sandreas.hansson@arm.com if compareVersions(env['GCC_VERSION'], '4.7') >= 0: 10339555Sandreas.hansson@arm.com new_env.Append(CXXFLAGS='-Wdelete-non-virtual-dtor') 10349556Sandreas.hansson@arm.com swig_env.Append(CCFLAGS='-Wno-maybe-uninitialized') 103510457Sandreas.hansson@arm.com 103610457Sandreas.hansson@arm.com # Only gcc >= 4.9 supports UBSan, so check both the version 103710457Sandreas.hansson@arm.com # and the command-line option before adding the compiler and 103810457Sandreas.hansson@arm.com # linker flags. 103910457Sandreas.hansson@arm.com if GetOption('with_ubsan') and \ 104010457Sandreas.hansson@arm.com compareVersions(env['GCC_VERSION'], '4.9') >= 0: 104110457Sandreas.hansson@arm.com new_env.Append(CCFLAGS='-fsanitize=undefined') 104210457Sandreas.hansson@arm.com new_env.Append(LINKFLAGS='-fsanitize=undefined') 104310457Sandreas.hansson@arm.com 10448737Skoansin.tan@gmail.com if env['CLANG']: 10459556Sandreas.hansson@arm.com # Always enable the warning for deletion of derived classes 10469556Sandreas.hansson@arm.com # with non-virtual destructors 10479556Sandreas.hansson@arm.com new_env.Append(CXXFLAGS=['-Wdelete-non-virtual-dtor']) 10489554Sandreas.hansson@arm.com 104910278SAndreas.Sandberg@ARM.com swig_env.Append(CCFLAGS=[ 105010278SAndreas.Sandberg@ARM.com # Some versions of SWIG can return uninitialized values 105110278SAndreas.Sandberg@ARM.com '-Wno-sometimes-uninitialized', 105210278SAndreas.Sandberg@ARM.com # Register storage is requested in a lot of places in 105310278SAndreas.Sandberg@ARM.com # SWIG-generated code. 105410278SAndreas.Sandberg@ARM.com '-Wno-deprecated-register', 105510278SAndreas.Sandberg@ARM.com ]) 105610278SAndreas.Sandberg@ARM.com 105710457Sandreas.hansson@arm.com # All supported clang versions have support for UBSan, so if 105810457Sandreas.hansson@arm.com # asked to use it, append the compiler and linker flags. 105910457Sandreas.hansson@arm.com if GetOption('with_ubsan'): 106010457Sandreas.hansson@arm.com new_env.Append(CCFLAGS='-fsanitize=undefined') 106110457Sandreas.hansson@arm.com new_env.Append(LINKFLAGS='-fsanitize=undefined') 106210457Sandreas.hansson@arm.com 10638945Ssteve.reinhardt@amd.com werror_env = new_env.Clone() 10648945Ssteve.reinhardt@amd.com werror_env.Append(CCFLAGS='-Werror') 10658945Ssteve.reinhardt@amd.com 10666143Snate@binkert.org def make_obj(source, static, extra_deps = None): 10676143Snate@binkert.org '''This function adds the specified source to the correct 10686143Snate@binkert.org build environment, and returns the corresponding SCons Object 10696143Snate@binkert.org nodes''' 10706143Snate@binkert.org 10716143Snate@binkert.org if source.swig: 10726143Snate@binkert.org env = swig_env 10738945Ssteve.reinhardt@amd.com elif source.Werror: 10748945Ssteve.reinhardt@amd.com env = werror_env 10756143Snate@binkert.org else: 10766143Snate@binkert.org env = new_env 10776143Snate@binkert.org 10786143Snate@binkert.org if static: 10796143Snate@binkert.org obj = env.StaticObject(source.tnode) 10806143Snate@binkert.org else: 10816143Snate@binkert.org obj = env.SharedObject(source.tnode) 10826143Snate@binkert.org 10836143Snate@binkert.org if extra_deps: 10846143Snate@binkert.org env.Depends(obj, extra_deps) 10856143Snate@binkert.org 10866143Snate@binkert.org return obj 10876143Snate@binkert.org 108810453SAndrew.Bardsley@arm.com lib_guards = {'main': False, 'skip_lib': False} 108910453SAndrew.Bardsley@arm.com 109010453SAndrew.Bardsley@arm.com # Without Python, leave out all SWIG and Python content from the 109110453SAndrew.Bardsley@arm.com # library builds. The option doesn't affect gem5 built as a program 109210453SAndrew.Bardsley@arm.com if GetOption('without_python'): 109310453SAndrew.Bardsley@arm.com lib_guards['skip_no_python'] = False 109410453SAndrew.Bardsley@arm.com 109510453SAndrew.Bardsley@arm.com static_objs = [ make_obj(s, True) for s in Source.get(**lib_guards) ] 109610453SAndrew.Bardsley@arm.com shared_objs = [ make_obj(s, False) for s in Source.get(**lib_guards) ] 10976143Snate@binkert.org 10986143Snate@binkert.org static_date = make_obj(date_source, static=True, extra_deps=static_objs) 10996143Snate@binkert.org static_objs.append(static_date) 110010453SAndrew.Bardsley@arm.com 11016143Snate@binkert.org shared_date = make_obj(date_source, static=False, extra_deps=shared_objs) 11026240Snate@binkert.org shared_objs.append(shared_date) 11035554Snate@binkert.org 11045522Snate@binkert.org # First make a library of everything but main() so other programs can 11055522Snate@binkert.org # link against m5. 11065797Snate@binkert.org static_lib = new_env.StaticLibrary(libname, static_objs) 11075797Snate@binkert.org shared_lib = new_env.SharedLibrary(libname, shared_objs) 11085522Snate@binkert.org 11095601Snate@binkert.org # Now link a stub with main() and the static library. 11108233Snate@binkert.org main_objs = [ make_obj(s, True) for s in Source.get(main=True) ] 11118233Snate@binkert.org 11128235Snate@binkert.org for test in UnitTest.all: 11138235Snate@binkert.org flags = { test.target : True } 11148235Snate@binkert.org test_sources = Source.get(**flags) 11158235Snate@binkert.org test_objs = [ make_obj(s, static=True) for s in test_sources ] 11169003SAli.Saidi@ARM.com if test.main: 11179003SAli.Saidi@ARM.com test_objs += main_objs 111810196SCurtis.Dunham@arm.com path = variant('unittest/%s.%s' % (test.target, label)) 111910196SCurtis.Dunham@arm.com new_env.Program(path, test_objs + static_objs) 11208235Snate@binkert.org 11216143Snate@binkert.org progname = exename 11222655Sstever@eecs.umich.edu if strip: 11236143Snate@binkert.org progname += '.unstripped' 11246143Snate@binkert.org 11258233Snate@binkert.org targets = new_env.Program(progname, main_objs + static_objs) 11266143Snate@binkert.org 11276143Snate@binkert.org if strip: 11284007Ssaidi@eecs.umich.edu if sys.platform == 'sunos5': 11294596Sbinkertn@umich.edu cmd = 'cp $SOURCE $TARGET; strip $TARGET' 11304007Ssaidi@eecs.umich.edu else: 11314596Sbinkertn@umich.edu cmd = 'strip $SOURCE -o $TARGET' 11327756SAli.Saidi@ARM.com targets = new_env.Command(exename, progname, 11337816Ssteve.reinhardt@amd.com MakeAction(cmd, Transform("STRIP"))) 11348334Snate@binkert.org 11358334Snate@binkert.org new_env.Command(secondary_exename, exename, 11368334Snate@binkert.org MakeAction('ln $SOURCE $TARGET', Transform("HARDLINK"))) 11378334Snate@binkert.org 11385601Snate@binkert.org new_env.M5Binary = targets[0] 113910196SCurtis.Dunham@arm.com return new_env 11402655Sstever@eecs.umich.edu 11419225Sandreas.hansson@arm.com# Start out with the compiler flags common to all compilers, 11429225Sandreas.hansson@arm.com# i.e. they all use -g for opt and -g -pg for prof 11439226Sandreas.hansson@arm.comccflags = {'debug' : [], 'opt' : ['-g'], 'fast' : [], 'prof' : ['-g', '-pg'], 11449226Sandreas.hansson@arm.com 'perf' : ['-g']} 11459225Sandreas.hansson@arm.com 11469226Sandreas.hansson@arm.com# Start out with the linker flags common to all linkers, i.e. -pg for 11479226Sandreas.hansson@arm.com# prof, and -lprofiler for perf. The -lprofile flag is surrounded by 11489226Sandreas.hansson@arm.com# no-as-needed and as-needed as the binutils linker is too clever and 11499226Sandreas.hansson@arm.com# simply doesn't link to the library otherwise. 11509226Sandreas.hansson@arm.comldflags = {'debug' : [], 'opt' : [], 'fast' : [], 'prof' : ['-pg'], 11519226Sandreas.hansson@arm.com 'perf' : ['-Wl,--no-as-needed', '-lprofiler', '-Wl,--as-needed']} 11529225Sandreas.hansson@arm.com 11539227Sandreas.hansson@arm.com# For Link Time Optimization, the optimisation flags used to compile 11549227Sandreas.hansson@arm.com# individual files are decoupled from those used at link time 11559227Sandreas.hansson@arm.com# (i.e. you can compile with -O3 and perform LTO with -O0), so we need 11569227Sandreas.hansson@arm.com# to also update the linker flags based on the target. 11578946Sandreas.hansson@arm.comif env['GCC']: 11583918Ssaidi@eecs.umich.edu if sys.platform == 'sunos5': 11599225Sandreas.hansson@arm.com ccflags['debug'] += ['-gstabs+'] 11603918Ssaidi@eecs.umich.edu else: 11619225Sandreas.hansson@arm.com ccflags['debug'] += ['-ggdb3'] 11629225Sandreas.hansson@arm.com ldflags['debug'] += ['-O0'] 11639227Sandreas.hansson@arm.com # opt, fast, prof and perf all share the same cc flags, also add 11649227Sandreas.hansson@arm.com # the optimization to the ldflags as LTO defers the optimization 11659227Sandreas.hansson@arm.com # to link time 11669226Sandreas.hansson@arm.com for target in ['opt', 'fast', 'prof', 'perf']: 11679225Sandreas.hansson@arm.com ccflags[target] += ['-O3'] 11689227Sandreas.hansson@arm.com ldflags[target] += ['-O3'] 11699227Sandreas.hansson@arm.com 11709227Sandreas.hansson@arm.com ccflags['fast'] += env['LTO_CCFLAGS'] 11719227Sandreas.hansson@arm.com ldflags['fast'] += env['LTO_LDFLAGS'] 11728946Sandreas.hansson@arm.comelif env['CLANG']: 11739225Sandreas.hansson@arm.com ccflags['debug'] += ['-g', '-O0'] 11749226Sandreas.hansson@arm.com # opt, fast, prof and perf all share the same cc flags 11759226Sandreas.hansson@arm.com for target in ['opt', 'fast', 'prof', 'perf']: 11769226Sandreas.hansson@arm.com ccflags[target] += ['-O3'] 11773515Ssaidi@eecs.umich.eduelse: 11783918Ssaidi@eecs.umich.edu print 'Unknown compiler, please fix compiler options' 11794762Snate@binkert.org Exit(1) 11803515Ssaidi@eecs.umich.edu 11818881Smarc.orr@gmail.com 11828881Smarc.orr@gmail.com# To speed things up, we only instantiate the build environments we 11838881Smarc.orr@gmail.com# need. We try to identify the needed environment for each target; if 11848881Smarc.orr@gmail.com# we can't, we fall back on instantiating all the environments just to 11858881Smarc.orr@gmail.com# be safe. 11869226Sandreas.hansson@arm.comtarget_types = ['debug', 'opt', 'fast', 'prof', 'perf'] 11879226Sandreas.hansson@arm.comobj2target = {'do': 'debug', 'o': 'opt', 'fo': 'fast', 'po': 'prof', 11889226Sandreas.hansson@arm.com 'gpo' : 'perf'} 11898881Smarc.orr@gmail.com 11908881Smarc.orr@gmail.comdef identifyTarget(t): 11918881Smarc.orr@gmail.com ext = t.split('.')[-1] 11928881Smarc.orr@gmail.com if ext in target_types: 11938881Smarc.orr@gmail.com return ext 11948881Smarc.orr@gmail.com if obj2target.has_key(ext): 11958881Smarc.orr@gmail.com return obj2target[ext] 11968881Smarc.orr@gmail.com match = re.search(r'/tests/([^/]+)/', t) 11978881Smarc.orr@gmail.com if match and match.group(1) in target_types: 11988881Smarc.orr@gmail.com return match.group(1) 11998881Smarc.orr@gmail.com return 'all' 12008881Smarc.orr@gmail.com 12018881Smarc.orr@gmail.comneeded_envs = [identifyTarget(target) for target in BUILD_TARGETS] 12028881Smarc.orr@gmail.comif 'all' in needed_envs: 12038881Smarc.orr@gmail.com needed_envs += target_types 12048881Smarc.orr@gmail.com 120510196SCurtis.Dunham@arm.comgem5_root = Dir('.').up().up().abspath 120610196SCurtis.Dunham@arm.comdef makeEnvirons(target, source, env): 120710196SCurtis.Dunham@arm.com # cause any later Source() calls to be fatal, as a diagnostic. 120810196SCurtis.Dunham@arm.com Source.done() 1209955SN/A 121010196SCurtis.Dunham@arm.com envList = [] 1211955SN/A 121210196SCurtis.Dunham@arm.com # Debug binary 121310196SCurtis.Dunham@arm.com if 'debug' in needed_envs: 121410196SCurtis.Dunham@arm.com envList.append( 121510196SCurtis.Dunham@arm.com makeEnv(env, 'debug', '.do', 121610196SCurtis.Dunham@arm.com CCFLAGS = Split(ccflags['debug']), 121710196SCurtis.Dunham@arm.com CPPDEFINES = ['DEBUG', 'TRACING_ON=1'], 121810196SCurtis.Dunham@arm.com LINKFLAGS = Split(ldflags['debug']))) 1219955SN/A 122010196SCurtis.Dunham@arm.com # Optimized binary 122110196SCurtis.Dunham@arm.com if 'opt' in needed_envs: 122210196SCurtis.Dunham@arm.com envList.append( 122310196SCurtis.Dunham@arm.com makeEnv(env, 'opt', '.o', 122410196SCurtis.Dunham@arm.com CCFLAGS = Split(ccflags['opt']), 122510196SCurtis.Dunham@arm.com CPPDEFINES = ['TRACING_ON=1'], 122610196SCurtis.Dunham@arm.com LINKFLAGS = Split(ldflags['opt']))) 12271869SN/A 122810196SCurtis.Dunham@arm.com # "Fast" binary 122910196SCurtis.Dunham@arm.com if 'fast' in needed_envs: 123010196SCurtis.Dunham@arm.com envList.append( 123110196SCurtis.Dunham@arm.com makeEnv(env, 'fast', '.fo', strip = True, 123210196SCurtis.Dunham@arm.com CCFLAGS = Split(ccflags['fast']), 123310196SCurtis.Dunham@arm.com CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 123410196SCurtis.Dunham@arm.com LINKFLAGS = Split(ldflags['fast']))) 12359226Sandreas.hansson@arm.com 123610196SCurtis.Dunham@arm.com # Profiled binary using gprof 123710196SCurtis.Dunham@arm.com if 'prof' in needed_envs: 123810196SCurtis.Dunham@arm.com envList.append( 123910196SCurtis.Dunham@arm.com makeEnv(env, 'prof', '.po', 124010196SCurtis.Dunham@arm.com CCFLAGS = Split(ccflags['prof']), 124110196SCurtis.Dunham@arm.com CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 124210196SCurtis.Dunham@arm.com LINKFLAGS = Split(ldflags['prof']))) 124310196SCurtis.Dunham@arm.com 124410196SCurtis.Dunham@arm.com # Profiled binary using google-pprof 124510196SCurtis.Dunham@arm.com if 'perf' in needed_envs: 124610196SCurtis.Dunham@arm.com envList.append( 124710196SCurtis.Dunham@arm.com makeEnv(env, 'perf', '.gpo', 124810196SCurtis.Dunham@arm.com CCFLAGS = Split(ccflags['perf']), 124910196SCurtis.Dunham@arm.com CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 125010196SCurtis.Dunham@arm.com LINKFLAGS = Split(ldflags['perf']))) 125110196SCurtis.Dunham@arm.com 125210196SCurtis.Dunham@arm.com # Set up the regression tests for each build. 125310196SCurtis.Dunham@arm.com for e in envList: 125410196SCurtis.Dunham@arm.com SConscript(os.path.join(gem5_root, 'tests', 'SConscript'), 125510196SCurtis.Dunham@arm.com variant_dir = variantd('tests', e.Label), 125610196SCurtis.Dunham@arm.com exports = { 'env' : e }, duplicate = False) 125710196SCurtis.Dunham@arm.com 125810196SCurtis.Dunham@arm.com# The MakeEnvirons Builder defers the full dependency collection until 125910196SCurtis.Dunham@arm.com# after processing the ISA definition (due to dynamically generated 126010196SCurtis.Dunham@arm.com# source files). Add this dependency to all targets so they will wait 126110196SCurtis.Dunham@arm.com# until the environments are completely set up. Otherwise, a second 126210196SCurtis.Dunham@arm.com# process (e.g. -j2 or higher) will try to compile the requested target, 126310196SCurtis.Dunham@arm.com# not know how, and fail. 126410196SCurtis.Dunham@arm.comenv.Append(BUILDERS = {'MakeEnvirons' : 126510196SCurtis.Dunham@arm.com Builder(action=MakeAction(makeEnvirons, 126610196SCurtis.Dunham@arm.com Transform("ENVIRONS", 1)))}) 126710196SCurtis.Dunham@arm.com 126810196SCurtis.Dunham@arm.comisa_target = env['PHONY_BASE'] + '-deps' 126910196SCurtis.Dunham@arm.comenvirons = env['PHONY_BASE'] + '-environs' 127010196SCurtis.Dunham@arm.comenv.Depends('#all-deps', isa_target) 127110196SCurtis.Dunham@arm.comenv.Depends('#all-environs', environs) 127210196SCurtis.Dunham@arm.comenv.ScanISA(isa_target, File('arch/%s/generated/inc.d' % env['TARGET_ISA'])) 127310196SCurtis.Dunham@arm.comenvSetup = env.MakeEnvirons(environs, isa_target) 127410196SCurtis.Dunham@arm.com 127510196SCurtis.Dunham@arm.com# make sure no -deps targets occur before all ISAs are complete 127610196SCurtis.Dunham@arm.comenv.Depends(isa_target, '#all-isas') 127710196SCurtis.Dunham@arm.com# likewise for -environs targets and all the -deps targets 127810196SCurtis.Dunham@arm.comenv.Depends(environs, '#all-deps') 1279