SConscript revision 9226
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 324762Snate@binkert.orgimport bisect 335522Snate@binkert.orgimport imp 34955SN/Aimport marshal 355522Snate@binkert.orgimport os 36955SN/Aimport re 375522Snate@binkert.orgimport sys 384202Sbinkertn@umich.eduimport zlib 395742Snate@binkert.org 40955SN/Afrom os.path import basename, dirname, exists, isdir, isfile, join as joinpath 414381Sbinkertn@umich.edu 424381Sbinkertn@umich.eduimport SCons 43955SN/A 44955SN/A# This file defines how to build a particular configuration of gem5 45955SN/A# based on variable settings in the 'env' build environment. 464202Sbinkertn@umich.edu 47955SN/AImport('*') 484382Sbinkertn@umich.edu 494382Sbinkertn@umich.edu# Children need to see the environment 504382Sbinkertn@umich.eduExport('env') 515517Snate@binkert.org 525517Snate@binkert.orgbuild_env = [(opt, env[opt]) for opt in export_vars] 534762Snate@binkert.org 544762Snate@binkert.orgfrom m5.util import code_formatter, compareVersions 554762Snate@binkert.org 564762Snate@binkert.org######################################################################## 574762Snate@binkert.org# Code for adding source files of various types 584762Snate@binkert.org# 594762Snate@binkert.org# When specifying a source file of some type, a set of guards can be 604762Snate@binkert.org# specified for that file. When get() is used to find the files, if 614762Snate@binkert.org# get specifies a set of filters, only files that match those filters 624762Snate@binkert.org# will be accepted (unspecified filters on files are assumed to be 635522Snate@binkert.org# false). Current filters are: 645604Snate@binkert.org# main -- specifies the gem5 main() function 655604Snate@binkert.org# skip_lib -- do not put this file into the gem5 library 665604Snate@binkert.org# <unittest> -- unit tests use filters based on the unit test name 674762Snate@binkert.org# 684762Snate@binkert.org# A parent can now be specified for a source file and default filter 694762Snate@binkert.org# values will be retrieved recursively from parents (children override 705522Snate@binkert.org# parents). 715522Snate@binkert.org# 725522Snate@binkert.orgclass SourceMeta(type): 735522Snate@binkert.org '''Meta class for source files that keeps track of all files of a 745604Snate@binkert.org particular type and has a get function for finding all functions 755604Snate@binkert.org of a certain type that match a set of guards''' 764762Snate@binkert.org def __init__(cls, name, bases, dict): 774762Snate@binkert.org super(SourceMeta, cls).__init__(name, bases, dict) 784762Snate@binkert.org cls.all = [] 794762Snate@binkert.org 805522Snate@binkert.org def get(cls, **guards): 814762Snate@binkert.org '''Find all files that match the specified guards. If a source 824762Snate@binkert.org file does not specify a flag, the default is False''' 835604Snate@binkert.org for src in cls.all: 845604Snate@binkert.org for flag,value in guards.iteritems(): 855604Snate@binkert.org # if the flag is found and has a different value, skip 865604Snate@binkert.org # this file 875604Snate@binkert.org if src.all_guards.get(flag, False) != value: 885604Snate@binkert.org break 894762Snate@binkert.org else: 904762Snate@binkert.org yield src 914762Snate@binkert.org 924762Snate@binkert.orgclass SourceFile(object): 935604Snate@binkert.org '''Base object that encapsulates the notion of a source file. 944762Snate@binkert.org This includes, the source node, target node, various manipulations 955522Snate@binkert.org of those. A source file also specifies a set of guards which 965522Snate@binkert.org describing which builds the source file applies to. A parent can 975522Snate@binkert.org also be specified to get default guards from''' 984762Snate@binkert.org __metaclass__ = SourceMeta 994382Sbinkertn@umich.edu def __init__(self, source, parent=None, **guards): 1004762Snate@binkert.org self.guards = guards 1014382Sbinkertn@umich.edu self.parent = parent 1025522Snate@binkert.org 1034381Sbinkertn@umich.edu tnode = source 1045522Snate@binkert.org if not isinstance(source, SCons.Node.FS.File): 1054762Snate@binkert.org tnode = File(source) 1064762Snate@binkert.org 1074762Snate@binkert.org self.tnode = tnode 1085522Snate@binkert.org self.snode = tnode.srcnode() 1095522Snate@binkert.org 1105522Snate@binkert.org for base in type(self).__mro__: 1115522Snate@binkert.org if issubclass(base, SourceFile): 1125522Snate@binkert.org base.all.append(self) 1135522Snate@binkert.org 1145522Snate@binkert.org @property 1155522Snate@binkert.org def filename(self): 1165522Snate@binkert.org return str(self.tnode) 1174762Snate@binkert.org 1184762Snate@binkert.org @property 1194762Snate@binkert.org def dirname(self): 1204762Snate@binkert.org return dirname(self.filename) 1214762Snate@binkert.org 1224762Snate@binkert.org @property 1234762Snate@binkert.org def basename(self): 1244762Snate@binkert.org return basename(self.filename) 1254762Snate@binkert.org 1264762Snate@binkert.org @property 1274762Snate@binkert.org def extname(self): 1284762Snate@binkert.org index = self.basename.rfind('.') 1294762Snate@binkert.org if index <= 0: 1304762Snate@binkert.org # dot files aren't extensions 1314762Snate@binkert.org return self.basename, None 1324762Snate@binkert.org 1334762Snate@binkert.org return self.basename[:index], self.basename[index+1:] 1344762Snate@binkert.org 1354762Snate@binkert.org @property 1364762Snate@binkert.org def all_guards(self): 1374762Snate@binkert.org '''find all guards for this object getting default values 1384762Snate@binkert.org recursively from its parents''' 1394762Snate@binkert.org guards = {} 1404762Snate@binkert.org if self.parent: 1414762Snate@binkert.org guards.update(self.parent.guards) 1424762Snate@binkert.org guards.update(self.guards) 1434762Snate@binkert.org return guards 1444762Snate@binkert.org 1454762Snate@binkert.org def __lt__(self, other): return self.filename < other.filename 1464762Snate@binkert.org def __le__(self, other): return self.filename <= other.filename 1474762Snate@binkert.org def __gt__(self, other): return self.filename > other.filename 1484762Snate@binkert.org def __ge__(self, other): return self.filename >= other.filename 1494762Snate@binkert.org def __eq__(self, other): return self.filename == other.filename 1504762Snate@binkert.org def __ne__(self, other): return self.filename != other.filename 1514762Snate@binkert.org 152955SN/Aclass Source(SourceFile): 1535584Snate@binkert.org '''Add a c/c++ source file to the build''' 1545584Snate@binkert.org def __init__(self, source, Werror=True, swig=False, **guards): 1555584Snate@binkert.org '''specify the source file, and any guards''' 1565584Snate@binkert.org super(Source, self).__init__(source, **guards) 1575584Snate@binkert.org 1585584Snate@binkert.org self.Werror = Werror 1595584Snate@binkert.org self.swig = swig 1605584Snate@binkert.org 1615584Snate@binkert.orgclass PySource(SourceFile): 1625584Snate@binkert.org '''Add a python source file to the named package''' 1635584Snate@binkert.org invalid_sym_char = re.compile('[^A-z0-9_]') 1645584Snate@binkert.org modules = {} 1655584Snate@binkert.org tnodes = {} 1664382Sbinkertn@umich.edu symnames = {} 1674202Sbinkertn@umich.edu 1685522Snate@binkert.org def __init__(self, package, source, **guards): 1694382Sbinkertn@umich.edu '''specify the python package, the source file, and any guards''' 1704382Sbinkertn@umich.edu super(PySource, self).__init__(source, **guards) 1714382Sbinkertn@umich.edu 1725584Snate@binkert.org modname,ext = self.extname 1734382Sbinkertn@umich.edu assert ext == 'py' 1744382Sbinkertn@umich.edu 1754382Sbinkertn@umich.edu if package: 1765192Ssaidi@eecs.umich.edu path = package.split('.') 1775192Ssaidi@eecs.umich.edu else: 1785192Ssaidi@eecs.umich.edu path = [] 1795192Ssaidi@eecs.umich.edu 1805192Ssaidi@eecs.umich.edu modpath = path[:] 1815192Ssaidi@eecs.umich.edu if modname != '__init__': 1825192Ssaidi@eecs.umich.edu modpath += [ modname ] 1835192Ssaidi@eecs.umich.edu modpath = '.'.join(modpath) 1845192Ssaidi@eecs.umich.edu 1855192Ssaidi@eecs.umich.edu arcpath = path + [ self.basename ] 1865192Ssaidi@eecs.umich.edu abspath = self.snode.abspath 1875192Ssaidi@eecs.umich.edu if not exists(abspath): 1885192Ssaidi@eecs.umich.edu abspath = self.tnode.abspath 1895192Ssaidi@eecs.umich.edu 1905192Ssaidi@eecs.umich.edu self.package = package 1915192Ssaidi@eecs.umich.edu self.modname = modname 1925192Ssaidi@eecs.umich.edu self.modpath = modpath 1935192Ssaidi@eecs.umich.edu self.arcname = joinpath(*arcpath) 1945192Ssaidi@eecs.umich.edu self.abspath = abspath 1955192Ssaidi@eecs.umich.edu self.compiled = File(self.filename + 'c') 1965192Ssaidi@eecs.umich.edu self.cpp = File(self.filename + '.cc') 1975192Ssaidi@eecs.umich.edu self.symname = PySource.invalid_sym_char.sub('_', modpath) 1985192Ssaidi@eecs.umich.edu 1995192Ssaidi@eecs.umich.edu PySource.modules[modpath] = self 2005192Ssaidi@eecs.umich.edu PySource.tnodes[self.tnode] = self 2015192Ssaidi@eecs.umich.edu PySource.symnames[self.symname] = self 2025192Ssaidi@eecs.umich.edu 2035192Ssaidi@eecs.umich.educlass SimObject(PySource): 2045192Ssaidi@eecs.umich.edu '''Add a SimObject python file as a python source object and add 2055192Ssaidi@eecs.umich.edu it to a list of sim object modules''' 2065192Ssaidi@eecs.umich.edu 2075192Ssaidi@eecs.umich.edu fixed = False 2084382Sbinkertn@umich.edu modnames = [] 2094382Sbinkertn@umich.edu 2104382Sbinkertn@umich.edu def __init__(self, source, **guards): 2112667Sstever@eecs.umich.edu '''Specify the source file and any guards (automatically in 2122667Sstever@eecs.umich.edu the m5.objects package)''' 2132667Sstever@eecs.umich.edu super(SimObject, self).__init__('m5.objects', source, **guards) 2142667Sstever@eecs.umich.edu if self.fixed: 2152667Sstever@eecs.umich.edu raise AttributeError, "Too late to call SimObject now." 2162667Sstever@eecs.umich.edu 2175742Snate@binkert.org bisect.insort_right(SimObject.modnames, self.modname) 2185742Snate@binkert.org 2195742Snate@binkert.orgclass SwigSource(SourceFile): 2202037SN/A '''Add a swig file to build''' 2212037SN/A 2222037SN/A def __init__(self, package, source, **guards): 2235793Snate@binkert.org '''Specify the python package, the source file, and any guards''' 2245793Snate@binkert.org super(SwigSource, self).__init__(source, **guards) 2255793Snate@binkert.org 2265793Snate@binkert.org modname,ext = self.extname 2275793Snate@binkert.org assert ext == 'i' 2284382Sbinkertn@umich.edu 2294762Snate@binkert.org self.module = modname 2305344Sstever@gmail.com cc_file = joinpath(self.dirname, modname + '_wrap.cc') 2314382Sbinkertn@umich.edu py_file = joinpath(self.dirname, modname + '.py') 2325341Sstever@gmail.com 2335742Snate@binkert.org self.cc_source = Source(cc_file, swig=True, parent=self) 2345742Snate@binkert.org self.py_source = PySource(package, py_file, parent=self) 2355742Snate@binkert.org 2365742Snate@binkert.orgclass UnitTest(object): 2375742Snate@binkert.org '''Create a UnitTest''' 2384762Snate@binkert.org 2395742Snate@binkert.org all = [] 2405742Snate@binkert.org def __init__(self, target, *sources, **kwargs): 2415742Snate@binkert.org '''Specify the target name and any sources. Sources that are 2425742Snate@binkert.org not SourceFiles are evalued with Source(). All files are 2435742Snate@binkert.org guarded with a guard of the same name as the UnitTest 2445742Snate@binkert.org target.''' 2455742Snate@binkert.org 2465341Sstever@gmail.com srcs = [] 2475742Snate@binkert.org for src in sources: 2485341Sstever@gmail.com if not isinstance(src, SourceFile): 2494773Snate@binkert.org src = Source(src, skip_lib=True) 2501858SN/A src.guards[target] = True 2511858SN/A srcs.append(src) 2521085SN/A 2534382Sbinkertn@umich.edu self.sources = srcs 2544382Sbinkertn@umich.edu self.target = target 2554762Snate@binkert.org self.main = kwargs.get('main', False) 2564762Snate@binkert.org UnitTest.all.append(self) 2574762Snate@binkert.org 2585517Snate@binkert.org# Children should have access 2595517Snate@binkert.orgExport('Source') 2605517Snate@binkert.orgExport('PySource') 2615517Snate@binkert.orgExport('SimObject') 2625517Snate@binkert.orgExport('SwigSource') 2635517Snate@binkert.orgExport('UnitTest') 2645517Snate@binkert.org 2655517Snate@binkert.org######################################################################## 2665517Snate@binkert.org# 2675517Snate@binkert.org# Debug Flags 2685517Snate@binkert.org# 2695517Snate@binkert.orgdebug_flags = {} 2705517Snate@binkert.orgdef DebugFlag(name, desc=None): 2715517Snate@binkert.org if name in debug_flags: 2725517Snate@binkert.org raise AttributeError, "Flag %s already specified" % name 2735517Snate@binkert.org debug_flags[name] = (name, (), desc) 2745517Snate@binkert.org 2755798Snate@binkert.orgdef CompoundFlag(name, flags, desc=None): 2765517Snate@binkert.org if name in debug_flags: 2775517Snate@binkert.org raise AttributeError, "Flag %s already specified" % name 2785517Snate@binkert.org 2795517Snate@binkert.org compound = tuple(flags) 2805517Snate@binkert.org debug_flags[name] = (name, compound, desc) 2815517Snate@binkert.org 2825517Snate@binkert.orgExport('DebugFlag') 2835517Snate@binkert.orgExport('CompoundFlag') 2845517Snate@binkert.org 2855517Snate@binkert.org######################################################################## 2865517Snate@binkert.org# 2875517Snate@binkert.org# Set some compiler variables 2885517Snate@binkert.org# 2895517Snate@binkert.org 2905517Snate@binkert.org# Include file paths are rooted in this directory. SCons will 2915517Snate@binkert.org# automatically expand '.' to refer to both the source directory and 2925517Snate@binkert.org# the corresponding build directory to pick up generated include 2935517Snate@binkert.org# files. 2945517Snate@binkert.orgenv.Append(CPPPATH=Dir('.')) 2955517Snate@binkert.org 2965517Snate@binkert.orgfor extra_dir in extras_dir_list: 2975517Snate@binkert.org env.Append(CPPPATH=Dir(extra_dir)) 2985517Snate@binkert.org 2995798Snate@binkert.org# Workaround for bug in SCons version > 0.97d20071212 3005798Snate@binkert.org# Scons bug id: 2006 gem5 Bug id: 308 3015517Snate@binkert.orgfor root, dirs, files in os.walk(base_dir, topdown=True): 3025517Snate@binkert.org Dir(root[len(base_dir) + 1:]) 3035517Snate@binkert.org 3045517Snate@binkert.org######################################################################## 3055517Snate@binkert.org# 3065517Snate@binkert.org# Walk the tree and execute all SConscripts in subdirectories 3075517Snate@binkert.org# 3085517Snate@binkert.org 3095517Snate@binkert.orghere = Dir('.').srcnode().abspath 3105517Snate@binkert.orgfor root, dirs, files in os.walk(base_dir, topdown=True): 3115517Snate@binkert.org if root == here: 3125517Snate@binkert.org # we don't want to recurse back into this SConscript 3135517Snate@binkert.org continue 3145522Snate@binkert.org 3155517Snate@binkert.org if 'SConscript' in files: 3165517Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[len(base_dir) + 1:]) 3175517Snate@binkert.org SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 3185517Snate@binkert.org 3194762Snate@binkert.orgfor extra_dir in extras_dir_list: 3205517Snate@binkert.org prefix_len = len(dirname(extra_dir)) + 1 3215517Snate@binkert.org for root, dirs, files in os.walk(extra_dir, topdown=True): 3224762Snate@binkert.org # if build lives in the extras directory, don't walk down it 3235517Snate@binkert.org if 'build' in dirs: 3244762Snate@binkert.org dirs.remove('build') 3255517Snate@binkert.org 3265517Snate@binkert.org if 'SConscript' in files: 3275517Snate@binkert.org build_dir = joinpath(env['BUILDDIR'], root[prefix_len:]) 3285517Snate@binkert.org SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) 3295517Snate@binkert.org 3305517Snate@binkert.orgfor opt in export_vars: 3315517Snate@binkert.org env.ConfigFile(opt) 3325517Snate@binkert.org 3335517Snate@binkert.orgdef makeTheISA(source, target, env): 3345517Snate@binkert.org isas = [ src.get_contents() for src in source ] 3355517Snate@binkert.org target_isa = env['TARGET_ISA'] 3365517Snate@binkert.org def define(isa): 3375517Snate@binkert.org return isa.upper() + '_ISA' 3385517Snate@binkert.org 3395517Snate@binkert.org def namespace(isa): 3405517Snate@binkert.org return isa[0].upper() + isa[1:].lower() + 'ISA' 3415517Snate@binkert.org 3425517Snate@binkert.org 3435517Snate@binkert.org code = code_formatter() 3445517Snate@binkert.org code('''\ 3455517Snate@binkert.org#ifndef __CONFIG_THE_ISA_HH__ 3465517Snate@binkert.org#define __CONFIG_THE_ISA_HH__ 3475517Snate@binkert.org 3484762Snate@binkert.org''') 3494762Snate@binkert.org 3504762Snate@binkert.org for i,isa in enumerate(isas): 3514762Snate@binkert.org code('#define $0 $1', define(isa), i + 1) 3524762Snate@binkert.org 3534762Snate@binkert.org code(''' 3545517Snate@binkert.org 3554762Snate@binkert.org#define THE_ISA ${{define(target_isa)}} 3564762Snate@binkert.org#define TheISA ${{namespace(target_isa)}} 3574762Snate@binkert.org#define THE_ISA_STR "${{target_isa}}" 3584762Snate@binkert.org 3594382Sbinkertn@umich.edu#endif // __CONFIG_THE_ISA_HH__''') 3604382Sbinkertn@umich.edu 3615798Snate@binkert.org code.write(str(target[0])) 3625798Snate@binkert.org 3635798Snate@binkert.orgenv.Command('config/the_isa.hh', map(Value, all_isa_list), 3645798Snate@binkert.org MakeAction(makeTheISA, Transform("CFG ISA", 0))) 3655798Snate@binkert.org 3665798Snate@binkert.org######################################################################## 3675798Snate@binkert.org# 3685798Snate@binkert.org# Prevent any SimObjects from being added after this point, they 3695798Snate@binkert.org# should all have been added in the SConscripts above 3705798Snate@binkert.org# 3715798Snate@binkert.orgSimObject.fixed = True 3725798Snate@binkert.org 3735798Snate@binkert.orgclass DictImporter(object): 3745798Snate@binkert.org '''This importer takes a dictionary of arbitrary module names that 3755798Snate@binkert.org map to arbitrary filenames.''' 3765798Snate@binkert.org def __init__(self, modules): 3775798Snate@binkert.org self.modules = modules 3785798Snate@binkert.org self.installed = set() 3795798Snate@binkert.org 3805798Snate@binkert.org def __del__(self): 3815798Snate@binkert.org self.unload() 3825798Snate@binkert.org 3835798Snate@binkert.org def unload(self): 3845798Snate@binkert.org import sys 3855798Snate@binkert.org for module in self.installed: 3865798Snate@binkert.org del sys.modules[module] 3875798Snate@binkert.org self.installed = set() 3885798Snate@binkert.org 3895798Snate@binkert.org def find_module(self, fullname, path): 3905798Snate@binkert.org if fullname == 'm5.defines': 3915798Snate@binkert.org return self 3925517Snate@binkert.org 3935517Snate@binkert.org if fullname == 'm5.objects': 3945517Snate@binkert.org return self 3955517Snate@binkert.org 3965798Snate@binkert.org if fullname.startswith('m5.internal'): 3975798Snate@binkert.org return None 3985798Snate@binkert.org 3995517Snate@binkert.org source = self.modules.get(fullname, None) 4005517Snate@binkert.org if source is not None and fullname.startswith('m5.objects'): 4015798Snate@binkert.org return self 4025798Snate@binkert.org 4035798Snate@binkert.org return None 4045798Snate@binkert.org 4055798Snate@binkert.org def load_module(self, fullname): 4065517Snate@binkert.org mod = imp.new_module(fullname) 4075517Snate@binkert.org sys.modules[fullname] = mod 4085517Snate@binkert.org self.installed.add(fullname) 4095517Snate@binkert.org 4105517Snate@binkert.org mod.__loader__ = self 4115517Snate@binkert.org if fullname == 'm5.objects': 4125517Snate@binkert.org mod.__path__ = fullname.split('.') 4135517Snate@binkert.org return mod 4145798Snate@binkert.org 4155798Snate@binkert.org if fullname == 'm5.defines': 4165798Snate@binkert.org mod.__dict__['buildEnv'] = m5.util.SmartDict(build_env) 4175798Snate@binkert.org return mod 4185798Snate@binkert.org 4195798Snate@binkert.org source = self.modules[fullname] 4205517Snate@binkert.org if source.modname == '__init__': 4215517Snate@binkert.org mod.__path__ = source.modpath 4225517Snate@binkert.org mod.__file__ = source.abspath 4235517Snate@binkert.org 4245517Snate@binkert.org exec file(source.abspath, 'r') in mod.__dict__ 4255517Snate@binkert.org 4265517Snate@binkert.org return mod 4275517Snate@binkert.org 4285517Snate@binkert.orgimport m5.SimObject 4294762Snate@binkert.orgimport m5.params 4304382Sbinkertn@umich.edufrom m5.util import code_formatter 4314762Snate@binkert.org 4325517Snate@binkert.orgm5.SimObject.clear() 4334382Sbinkertn@umich.edum5.params.clear() 4344382Sbinkertn@umich.edu 4354762Snate@binkert.org# install the python importer so we can grab stuff from the source 4364762Snate@binkert.org# tree itself. We can't have SimObjects added after this point or 4374762Snate@binkert.org# else we won't know about them for the rest of the stuff. 4384762Snate@binkert.orgimporter = DictImporter(PySource.modules) 4394762Snate@binkert.orgsys.meta_path[0:0] = [ importer ] 4405517Snate@binkert.org 4415517Snate@binkert.org# import all sim objects so we can populate the all_objects list 4425517Snate@binkert.org# make sure that we're working with a list, then let's sort it 4435517Snate@binkert.orgfor modname in SimObject.modnames: 4445517Snate@binkert.org exec('from m5.objects import %s' % modname) 4455517Snate@binkert.org 4465517Snate@binkert.org# we need to unload all of the currently imported modules so that they 4475517Snate@binkert.org# will be re-imported the next time the sconscript is run 4485517Snate@binkert.orgimporter.unload() 4495517Snate@binkert.orgsys.meta_path.remove(importer) 4505517Snate@binkert.org 4515517Snate@binkert.orgsim_objects = m5.SimObject.allClasses 4525517Snate@binkert.orgall_enums = m5.params.allEnums 4535517Snate@binkert.org 4545517Snate@binkert.org# Find param types that need to be explicitly wrapped with swig. 4555517Snate@binkert.org# These will be recognized because the ParamDesc will have a 4565517Snate@binkert.org# swig_decl() method. Most param types are based on types that don't 4575517Snate@binkert.org# need this, either because they're based on native types (like Int) 4585517Snate@binkert.org# or because they're SimObjects (which get swigged independently). 4595517Snate@binkert.org# For now the only things handled here are VectorParam types. 4605517Snate@binkert.orgparams_to_swig = {} 4615517Snate@binkert.orgfor name,obj in sorted(sim_objects.iteritems()): 4625517Snate@binkert.org for param in obj._params.local.values(): 4635517Snate@binkert.org # load the ptype attribute now because it depends on the 4645517Snate@binkert.org # current version of SimObject.allClasses, but when scons 4655517Snate@binkert.org # actually uses the value, all versions of 4665517Snate@binkert.org # SimObject.allClasses will have been loaded 4675517Snate@binkert.org param.ptype 4685517Snate@binkert.org 4695517Snate@binkert.org if not hasattr(param, 'swig_decl'): 4705517Snate@binkert.org continue 4715517Snate@binkert.org pname = param.ptype_str 4725517Snate@binkert.org if pname not in params_to_swig: 4735517Snate@binkert.org params_to_swig[pname] = param 4745517Snate@binkert.org 4755517Snate@binkert.org######################################################################## 4765517Snate@binkert.org# 4775517Snate@binkert.org# calculate extra dependencies 4784762Snate@binkert.org# 4794762Snate@binkert.orgmodule_depends = ["m5", "m5.SimObject", "m5.params"] 4805517Snate@binkert.orgdepends = [ PySource.modules[dep].snode for dep in module_depends ] 4815517Snate@binkert.org 4824762Snate@binkert.org######################################################################## 4834762Snate@binkert.org# 4844762Snate@binkert.org# Commands for the basic automatically generated python files 4855517Snate@binkert.org# 4864762Snate@binkert.org 4874762Snate@binkert.org# Generate Python file containing a dict specifying the current 4884762Snate@binkert.org# buildEnv flags. 4895463Snate@binkert.orgdef makeDefinesPyFile(target, source, env): 4905517Snate@binkert.org build_env = source[0].get_contents() 4914762Snate@binkert.org 4924762Snate@binkert.org code = code_formatter() 4934762Snate@binkert.org code(""" 4944762Snate@binkert.orgimport m5.internal 4954762Snate@binkert.orgimport m5.util 4964762Snate@binkert.org 4975463Snate@binkert.orgbuildEnv = m5.util.SmartDict($build_env) 4985517Snate@binkert.org 4994762Snate@binkert.orgcompileDate = m5.internal.core.compileDate 5004762Snate@binkert.org_globals = globals() 5014762Snate@binkert.orgfor key,val in m5.internal.core.__dict__.iteritems(): 5025517Snate@binkert.org if key.startswith('flag_'): 5035517Snate@binkert.org flag = key[5:] 5044762Snate@binkert.org _globals[flag] = val 5054762Snate@binkert.orgdel _globals 5065517Snate@binkert.org""") 5074762Snate@binkert.org code.write(target[0].abspath) 5084762Snate@binkert.org 5094762Snate@binkert.orgdefines_info = Value(build_env) 5104762Snate@binkert.org# Generate a file with all of the compile options in it 5115517Snate@binkert.orgenv.Command('python/m5/defines.py', defines_info, 5124762Snate@binkert.org MakeAction(makeDefinesPyFile, Transform("DEFINES", 0))) 5134762Snate@binkert.orgPySource('m5', 'python/m5/defines.py') 5144762Snate@binkert.org 5154762Snate@binkert.org# Generate python file containing info about the M5 source code 5165517Snate@binkert.orgdef makeInfoPyFile(target, source, env): 5175517Snate@binkert.org code = code_formatter() 5185517Snate@binkert.org for src in source: 5195517Snate@binkert.org data = ''.join(file(src.srcnode().abspath, 'r').xreadlines()) 5205517Snate@binkert.org code('$src = ${{repr(data)}}') 5215517Snate@binkert.org code.write(str(target[0])) 5225517Snate@binkert.org 5235517Snate@binkert.org# Generate a file that wraps the basic top level files 5245517Snate@binkert.orgenv.Command('python/m5/info.py', 5255517Snate@binkert.org [ '#/COPYING', '#/LICENSE', '#/README', ], 5265517Snate@binkert.org MakeAction(makeInfoPyFile, Transform("INFO"))) 5275517Snate@binkert.orgPySource('m5', 'python/m5/info.py') 5285517Snate@binkert.org 5295517Snate@binkert.org######################################################################## 5305517Snate@binkert.org# 5315517Snate@binkert.org# Create all of the SimObject param headers and enum headers 5325517Snate@binkert.org# 5335517Snate@binkert.org 5345517Snate@binkert.orgdef createSimObjectParamStruct(target, source, env): 5355517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5365517Snate@binkert.org 5375517Snate@binkert.org name = str(source[0].get_contents()) 5385517Snate@binkert.org obj = sim_objects[name] 5395517Snate@binkert.org 5405517Snate@binkert.org code = code_formatter() 5415517Snate@binkert.org obj.cxx_param_decl(code) 5425517Snate@binkert.org code.write(target[0].abspath) 5435517Snate@binkert.org 5445517Snate@binkert.orgdef createParamSwigWrapper(target, source, env): 5455517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5465517Snate@binkert.org 5475517Snate@binkert.org name = str(source[0].get_contents()) 5485517Snate@binkert.org param = params_to_swig[name] 5495517Snate@binkert.org 5505517Snate@binkert.org code = code_formatter() 5515517Snate@binkert.org param.swig_decl(code) 5525517Snate@binkert.org code.write(target[0].abspath) 5535517Snate@binkert.org 5545517Snate@binkert.orgdef createEnumStrings(target, source, env): 5555517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5565517Snate@binkert.org 5575517Snate@binkert.org name = str(source[0].get_contents()) 5585517Snate@binkert.org obj = all_enums[name] 5595517Snate@binkert.org 5605517Snate@binkert.org code = code_formatter() 5615517Snate@binkert.org obj.cxx_def(code) 5625517Snate@binkert.org code.write(target[0].abspath) 5635517Snate@binkert.org 5645517Snate@binkert.orgdef createEnumDecls(target, source, env): 5655517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5665517Snate@binkert.org 5675517Snate@binkert.org name = str(source[0].get_contents()) 5685517Snate@binkert.org obj = all_enums[name] 5695517Snate@binkert.org 5705517Snate@binkert.org code = code_formatter() 5715517Snate@binkert.org obj.cxx_decl(code) 5725517Snate@binkert.org code.write(target[0].abspath) 5735517Snate@binkert.org 5745517Snate@binkert.orgdef createEnumSwigWrapper(target, source, env): 5755517Snate@binkert.org assert len(target) == 1 and len(source) == 1 5765517Snate@binkert.org 5775517Snate@binkert.org name = str(source[0].get_contents()) 5785517Snate@binkert.org obj = all_enums[name] 5795517Snate@binkert.org 5805517Snate@binkert.org code = code_formatter() 5815517Snate@binkert.org obj.swig_decl(code) 5825610Snate@binkert.org code.write(target[0].abspath) 5835623Snate@binkert.org 5845623Snate@binkert.orgdef createSimObjectSwigWrapper(target, source, env): 5855623Snate@binkert.org name = source[0].get_contents() 5865610Snate@binkert.org obj = sim_objects[name] 5875517Snate@binkert.org 5885623Snate@binkert.org code = code_formatter() 5895623Snate@binkert.org obj.swig_decl(code) 5905623Snate@binkert.org code.write(target[0].abspath) 5915623Snate@binkert.org 5925623Snate@binkert.org# Generate all of the SimObject param C++ struct header files 5935623Snate@binkert.orgparams_hh_files = [] 5945623Snate@binkert.orgfor name,simobj in sorted(sim_objects.iteritems()): 5955517Snate@binkert.org py_source = PySource.modules[simobj.__module__] 5965610Snate@binkert.org extra_deps = [ py_source.tnode ] 5975610Snate@binkert.org 5985610Snate@binkert.org hh_file = File('params/%s.hh' % name) 5995610Snate@binkert.org params_hh_files.append(hh_file) 6005517Snate@binkert.org env.Command(hh_file, Value(name), 6015517Snate@binkert.org MakeAction(createSimObjectParamStruct, Transform("SO PARAM"))) 6025610Snate@binkert.org env.Depends(hh_file, depends + extra_deps) 6035610Snate@binkert.org 6045517Snate@binkert.org# Generate any needed param SWIG wrapper files 6055517Snate@binkert.orgparams_i_files = [] 6065517Snate@binkert.orgfor name,param in params_to_swig.iteritems(): 6075517Snate@binkert.org i_file = File('python/m5/internal/%s.i' % (param.swig_module_name())) 6085517Snate@binkert.org params_i_files.append(i_file) 6095517Snate@binkert.org env.Command(i_file, Value(name), 6105517Snate@binkert.org MakeAction(createParamSwigWrapper, Transform("SW PARAM"))) 6115517Snate@binkert.org env.Depends(i_file, depends) 6125517Snate@binkert.org SwigSource('m5.internal', i_file) 6135517Snate@binkert.org 6144762Snate@binkert.org# Generate all enum header files 6155517Snate@binkert.orgfor name,enum in sorted(all_enums.iteritems()): 6165517Snate@binkert.org py_source = PySource.modules[enum.__module__] 6175463Snate@binkert.org extra_deps = [ py_source.tnode ] 6184762Snate@binkert.org 6194762Snate@binkert.org cc_file = File('enums/%s.cc' % name) 6204762Snate@binkert.org env.Command(cc_file, Value(name), 6214382Sbinkertn@umich.edu MakeAction(createEnumStrings, Transform("ENUM STR"))) 6225554Snate@binkert.org env.Depends(cc_file, depends + extra_deps) 6234762Snate@binkert.org Source(cc_file) 6244382Sbinkertn@umich.edu 6254762Snate@binkert.org hh_file = File('enums/%s.hh' % name) 6264382Sbinkertn@umich.edu env.Command(hh_file, Value(name), 6274762Snate@binkert.org MakeAction(createEnumDecls, Transform("ENUMDECL"))) 6284762Snate@binkert.org env.Depends(hh_file, depends + extra_deps) 6294762Snate@binkert.org 6304762Snate@binkert.org i_file = File('python/m5/internal/enum_%s.i' % name) 6314382Sbinkertn@umich.edu env.Command(i_file, Value(name), 6324382Sbinkertn@umich.edu MakeAction(createEnumSwigWrapper, Transform("ENUMSWIG"))) 6334382Sbinkertn@umich.edu env.Depends(i_file, depends + extra_deps) 6344382Sbinkertn@umich.edu SwigSource('m5.internal', i_file) 6354382Sbinkertn@umich.edu 6364382Sbinkertn@umich.edu# Generate SimObject SWIG wrapper files 6374762Snate@binkert.orgfor name in sim_objects.iterkeys(): 6384382Sbinkertn@umich.edu i_file = File('python/m5/internal/param_%s.i' % name) 6395554Snate@binkert.org env.Command(i_file, Value(name), 6404382Sbinkertn@umich.edu MakeAction(createSimObjectSwigWrapper, Transform("SO SWIG"))) 6414382Sbinkertn@umich.edu env.Depends(i_file, depends) 6424762Snate@binkert.org SwigSource('m5.internal', i_file) 6435517Snate@binkert.org 6445517Snate@binkert.org# Generate the main swig init file 6455517Snate@binkert.orgdef makeEmbeddedSwigInit(target, source, env): 6465517Snate@binkert.org code = code_formatter() 6475517Snate@binkert.org module = source[0].get_contents() 6485517Snate@binkert.org code('''\ 6495522Snate@binkert.org#include "sim/init.hh" 6505517Snate@binkert.org 6515517Snate@binkert.orgextern "C" { 6525517Snate@binkert.org void init_${module}(); 6535517Snate@binkert.org} 6545517Snate@binkert.org 6555522Snate@binkert.orgEmbeddedSwig embed_swig_${module}(init_${module}); 6565522Snate@binkert.org''') 6574382Sbinkertn@umich.edu code.write(str(target[0])) 6585192Ssaidi@eecs.umich.edu 6595517Snate@binkert.org# Build all swig modules 6605517Snate@binkert.orgfor swig in SwigSource.all: 6615517Snate@binkert.org env.Command([swig.cc_source.tnode, swig.py_source.tnode], swig.tnode, 6625517Snate@binkert.org MakeAction('$SWIG $SWIGFLAGS -outdir ${TARGETS[1].dir} ' 6635517Snate@binkert.org '-o ${TARGETS[0]} $SOURCES', Transform("SWIG"))) 6645517Snate@binkert.org cc_file = str(swig.tnode) 6655517Snate@binkert.org init_file = '%s/%s_init.cc' % (dirname(cc_file), basename(cc_file)) 6665517Snate@binkert.org env.Command(init_file, Value(swig.module), 6675517Snate@binkert.org MakeAction(makeEmbeddedSwigInit, Transform("EMBED SW"))) 6685517Snate@binkert.org Source(init_file, **swig.guards) 6695517Snate@binkert.org 6705517Snate@binkert.org# 6715517Snate@binkert.org# Handle debug flags 6725517Snate@binkert.org# 6735517Snate@binkert.orgdef makeDebugFlagCC(target, source, env): 6745517Snate@binkert.org assert(len(target) == 1 and len(source) == 1) 6755517Snate@binkert.org 6765517Snate@binkert.org val = eval(source[0].get_contents()) 6775517Snate@binkert.org name, compound, desc = val 6785517Snate@binkert.org compound = list(sorted(compound)) 6795517Snate@binkert.org 6805517Snate@binkert.org code = code_formatter() 6815517Snate@binkert.org 6825517Snate@binkert.org # file header 6835517Snate@binkert.org code(''' 6845517Snate@binkert.org/* 6855517Snate@binkert.org * DO NOT EDIT THIS FILE! Automatically generated 6865517Snate@binkert.org */ 6875517Snate@binkert.org 6885517Snate@binkert.org#include "base/debug.hh" 6895517Snate@binkert.org''') 6905517Snate@binkert.org 6915517Snate@binkert.org for flag in compound: 6925517Snate@binkert.org code('#include "debug/$flag.hh"') 6935517Snate@binkert.org code() 6945517Snate@binkert.org code('namespace Debug {') 6955517Snate@binkert.org code() 6965517Snate@binkert.org 6975517Snate@binkert.org if not compound: 6985517Snate@binkert.org code('SimpleFlag $name("$name", "$desc");') 6995517Snate@binkert.org else: 7005517Snate@binkert.org code('CompoundFlag $name("$name", "$desc",') 7015517Snate@binkert.org code.indent() 7025517Snate@binkert.org last = len(compound) - 1 7035517Snate@binkert.org for i,flag in enumerate(compound): 7045517Snate@binkert.org if i != last: 7055517Snate@binkert.org code('$flag,') 7065517Snate@binkert.org else: 7075517Snate@binkert.org code('$flag);') 7085517Snate@binkert.org code.dedent() 7095517Snate@binkert.org 7105517Snate@binkert.org code() 7115517Snate@binkert.org code('} // namespace Debug') 7125517Snate@binkert.org 7135517Snate@binkert.org code.write(str(target[0])) 7145517Snate@binkert.org 7155517Snate@binkert.orgdef makeDebugFlagHH(target, source, env): 7165517Snate@binkert.org assert(len(target) == 1 and len(source) == 1) 7175517Snate@binkert.org 7185517Snate@binkert.org val = eval(source[0].get_contents()) 7195517Snate@binkert.org name, compound, desc = val 7205517Snate@binkert.org 7215517Snate@binkert.org code = code_formatter() 7225517Snate@binkert.org 7235517Snate@binkert.org # file header boilerplate 7245517Snate@binkert.org code('''\ 7255517Snate@binkert.org/* 7265517Snate@binkert.org * DO NOT EDIT THIS FILE! 7275517Snate@binkert.org * 7285517Snate@binkert.org * Automatically generated by SCons 7295517Snate@binkert.org */ 7305517Snate@binkert.org 7315517Snate@binkert.org#ifndef __DEBUG_${name}_HH__ 7325517Snate@binkert.org#define __DEBUG_${name}_HH__ 7335517Snate@binkert.org 7345517Snate@binkert.orgnamespace Debug { 7355517Snate@binkert.org''') 7365517Snate@binkert.org 7375517Snate@binkert.org if compound: 7385517Snate@binkert.org code('class CompoundFlag;') 7395517Snate@binkert.org code('class SimpleFlag;') 7405517Snate@binkert.org 7415517Snate@binkert.org if compound: 7425517Snate@binkert.org code('extern CompoundFlag $name;') 7435517Snate@binkert.org for flag in compound: 7445517Snate@binkert.org code('extern SimpleFlag $flag;') 7455517Snate@binkert.org else: 7465517Snate@binkert.org code('extern SimpleFlag $name;') 7475517Snate@binkert.org 7485517Snate@binkert.org code(''' 7495517Snate@binkert.org} 7505517Snate@binkert.org 7515517Snate@binkert.org#endif // __DEBUG_${name}_HH__ 7525517Snate@binkert.org''') 7535517Snate@binkert.org 7545517Snate@binkert.org code.write(str(target[0])) 7555517Snate@binkert.org 7565517Snate@binkert.orgfor name,flag in sorted(debug_flags.iteritems()): 7575517Snate@binkert.org n, compound, desc = flag 7585517Snate@binkert.org assert n == name 7595517Snate@binkert.org 7605517Snate@binkert.org env.Command('debug/%s.hh' % name, Value(flag), 7615517Snate@binkert.org MakeAction(makeDebugFlagHH, Transform("TRACING", 0))) 7625517Snate@binkert.org env.Command('debug/%s.cc' % name, Value(flag), 7635517Snate@binkert.org MakeAction(makeDebugFlagCC, Transform("TRACING", 0))) 7645517Snate@binkert.org Source('debug/%s.cc' % name) 7655517Snate@binkert.org 7665517Snate@binkert.org# Embed python files. All .py files that have been indicated by a 7675517Snate@binkert.org# PySource() call in a SConscript need to be embedded into the M5 7685517Snate@binkert.org# library. To do that, we compile the file to byte code, marshal the 7695517Snate@binkert.org# byte code, compress it, and then generate a c++ file that 7705517Snate@binkert.org# inserts the result into an array. 7715517Snate@binkert.orgdef embedPyFile(target, source, env): 7725517Snate@binkert.org def c_str(string): 7735517Snate@binkert.org if string is None: 7745517Snate@binkert.org return "0" 7755517Snate@binkert.org return '"%s"' % string 7765517Snate@binkert.org 7775517Snate@binkert.org '''Action function to compile a .py into a code object, marshal 7785517Snate@binkert.org it, compress it, and stick it into an asm file so the code appears 7795517Snate@binkert.org as just bytes with a label in the data section''' 7805517Snate@binkert.org 7815517Snate@binkert.org src = file(str(source[0]), 'r').read() 7825517Snate@binkert.org 7835517Snate@binkert.org pysource = PySource.tnodes[source[0]] 7845517Snate@binkert.org compiled = compile(src, pysource.abspath, 'exec') 7855517Snate@binkert.org marshalled = marshal.dumps(compiled) 7865517Snate@binkert.org compressed = zlib.compress(marshalled) 7875517Snate@binkert.org data = compressed 7885517Snate@binkert.org sym = pysource.symname 7895517Snate@binkert.org 7905517Snate@binkert.org code = code_formatter() 7915517Snate@binkert.org code('''\ 7925517Snate@binkert.org#include "sim/init.hh" 7935517Snate@binkert.org 7945517Snate@binkert.orgnamespace { 7955517Snate@binkert.org 7965517Snate@binkert.orgconst uint8_t data_${sym}[] = { 7975517Snate@binkert.org''') 7985517Snate@binkert.org code.indent() 7995517Snate@binkert.org step = 16 8005517Snate@binkert.org for i in xrange(0, len(data), step): 8015517Snate@binkert.org x = array.array('B', data[i:i+step]) 8025517Snate@binkert.org code(''.join('%d,' % d for d in x)) 8035517Snate@binkert.org code.dedent() 8045517Snate@binkert.org 8055517Snate@binkert.org code('''}; 8065517Snate@binkert.org 8075517Snate@binkert.orgEmbeddedPython embedded_${sym}( 8085517Snate@binkert.org ${{c_str(pysource.arcname)}}, 8095517Snate@binkert.org ${{c_str(pysource.abspath)}}, 8105517Snate@binkert.org ${{c_str(pysource.modpath)}}, 8115517Snate@binkert.org data_${sym}, 8125517Snate@binkert.org ${{len(data)}}, 8135517Snate@binkert.org ${{len(marshalled)}}); 8145517Snate@binkert.org 8155517Snate@binkert.org} // anonymous namespace 8165517Snate@binkert.org''') 8175517Snate@binkert.org code.write(str(target[0])) 8185517Snate@binkert.org 8195517Snate@binkert.orgfor source in PySource.all: 8205517Snate@binkert.org env.Command(source.cpp, source.tnode, 8215517Snate@binkert.org MakeAction(embedPyFile, Transform("EMBED PY"))) 8225517Snate@binkert.org Source(source.cpp) 8235517Snate@binkert.org 8245517Snate@binkert.org######################################################################## 8255517Snate@binkert.org# 8265517Snate@binkert.org# Define binaries. Each different build type (debug, opt, etc.) gets 8275517Snate@binkert.org# a slightly different build environment. 8285517Snate@binkert.org# 8295517Snate@binkert.org 8305517Snate@binkert.org# List of constructed environments to pass back to SConstruct 8315517Snate@binkert.orgenvList = [] 8325517Snate@binkert.org 8335517Snate@binkert.orgdate_source = Source('base/date.cc', skip_lib=True) 8345517Snate@binkert.org 8355517Snate@binkert.org# Function to create a new build environment as clone of current 8365517Snate@binkert.org# environment 'env' with modified object suffix and optional stripped 8375517Snate@binkert.org# binary. Additional keyword arguments are appended to corresponding 8385517Snate@binkert.org# build environment vars. 8395517Snate@binkert.orgdef makeEnv(label, objsfx, strip = False, **kwargs): 8405517Snate@binkert.org # SCons doesn't know to append a library suffix when there is a '.' in the 8415517Snate@binkert.org # name. Use '_' instead. 8425517Snate@binkert.org libname = 'gem5_' + label 8435517Snate@binkert.org exename = 'gem5.' + label 8445517Snate@binkert.org secondary_exename = 'm5.' + label 8455517Snate@binkert.org 8465517Snate@binkert.org new_env = env.Clone(OBJSUFFIX=objsfx, SHOBJSUFFIX=objsfx + 's') 8475517Snate@binkert.org new_env.Label = label 8485517Snate@binkert.org new_env.Append(**kwargs) 8495517Snate@binkert.org 8505192Ssaidi@eecs.umich.edu swig_env = new_env.Clone() 8515517Snate@binkert.org swig_env.Append(CCFLAGS='-Werror') 8525192Ssaidi@eecs.umich.edu if env['GCC']: 8535192Ssaidi@eecs.umich.edu swig_env.Append(CCFLAGS=['-Wno-uninitialized', '-Wno-sign-compare', 8545517Snate@binkert.org '-Wno-parentheses', '-Wno-unused-label', 8555517Snate@binkert.org '-Wno-unused-value']) 8565192Ssaidi@eecs.umich.edu if compareVersions(env['GCC_VERSION'], '4.6') >= 0: 8575192Ssaidi@eecs.umich.edu swig_env.Append(CCFLAGS='-Wno-unused-but-set-variable') 8585522Snate@binkert.org if env['CLANG']: 8595522Snate@binkert.org swig_env.Append(CCFLAGS=['-Wno-unused-label', '-Wno-unused-value']) 8605522Snate@binkert.org 8615522Snate@binkert.org werror_env = new_env.Clone() 8625522Snate@binkert.org werror_env.Append(CCFLAGS='-Werror') 8635522Snate@binkert.org 8645522Snate@binkert.org def make_obj(source, static, extra_deps = None): 8655522Snate@binkert.org '''This function adds the specified source to the correct 8665522Snate@binkert.org build environment, and returns the corresponding SCons Object 8675517Snate@binkert.org nodes''' 8685522Snate@binkert.org 8695522Snate@binkert.org if source.swig: 8705522Snate@binkert.org env = swig_env 8715522Snate@binkert.org elif source.Werror: 8725517Snate@binkert.org env = werror_env 8735522Snate@binkert.org else: 8745522Snate@binkert.org env = new_env 8755517Snate@binkert.org 8765522Snate@binkert.org if static: 8775604Snate@binkert.org obj = env.StaticObject(source.tnode) 8785522Snate@binkert.org else: 8795522Snate@binkert.org obj = env.SharedObject(source.tnode) 8805522Snate@binkert.org 8815517Snate@binkert.org if extra_deps: 8825522Snate@binkert.org env.Depends(obj, extra_deps) 8835522Snate@binkert.org 8845522Snate@binkert.org return obj 8855522Snate@binkert.org 8865522Snate@binkert.org static_objs = \ 8875522Snate@binkert.org [ make_obj(s, True) for s in Source.get(main=False, skip_lib=False) ] 8885522Snate@binkert.org shared_objs = \ 8895522Snate@binkert.org [ make_obj(s, False) for s in Source.get(main=False, skip_lib=False) ] 8905522Snate@binkert.org 8915522Snate@binkert.org static_date = make_obj(date_source, static=True, extra_deps=static_objs) 8925522Snate@binkert.org static_objs.append(static_date) 8935522Snate@binkert.org 8945522Snate@binkert.org shared_date = make_obj(date_source, static=False, extra_deps=shared_objs) 8955522Snate@binkert.org shared_objs.append(shared_date) 8965522Snate@binkert.org 8975522Snate@binkert.org # First make a library of everything but main() so other programs can 8985522Snate@binkert.org # link against m5. 8995522Snate@binkert.org static_lib = new_env.StaticLibrary(libname, static_objs) 9005522Snate@binkert.org shared_lib = new_env.SharedLibrary(libname, shared_objs) 9014382Sbinkertn@umich.edu 9025522Snate@binkert.org # Now link a stub with main() and the static library. 9035522Snate@binkert.org main_objs = [ make_obj(s, True) for s in Source.get(main=True) ] 9044382Sbinkertn@umich.edu 9055522Snate@binkert.org for test in UnitTest.all: 9065522Snate@binkert.org flags = { test.target : True } 9075522Snate@binkert.org test_sources = Source.get(**flags) 9085522Snate@binkert.org test_objs = [ make_obj(s, static=True) for s in test_sources ] 9095522Snate@binkert.org if test.main: 9105522Snate@binkert.org test_objs += main_objs 9115522Snate@binkert.org testname = "unittest/%s.%s" % (test.target, label) 9125522Snate@binkert.org new_env.Program(testname, test_objs + static_objs) 9135522Snate@binkert.org 9145522Snate@binkert.org progname = exename 9154382Sbinkertn@umich.edu if strip: 9165522Snate@binkert.org progname += '.unstripped' 9175522Snate@binkert.org 9185522Snate@binkert.org targets = new_env.Program(progname, main_objs + static_objs) 9195522Snate@binkert.org 9205522Snate@binkert.org if strip: 9215522Snate@binkert.org if sys.platform == 'sunos5': 9225522Snate@binkert.org cmd = 'cp $SOURCE $TARGET; strip $TARGET' 9235522Snate@binkert.org else: 9245522Snate@binkert.org cmd = 'strip $SOURCE -o $TARGET' 9255522Snate@binkert.org targets = new_env.Command(exename, progname, 9265522Snate@binkert.org MakeAction(cmd, Transform("STRIP"))) 9275522Snate@binkert.org 9285522Snate@binkert.org new_env.Command(secondary_exename, exename, 9295522Snate@binkert.org MakeAction('ln $SOURCE $TARGET', Transform("HARDLINK"))) 9305522Snate@binkert.org 9315522Snate@binkert.org new_env.M5Binary = targets[0] 9325522Snate@binkert.org envList.append(new_env) 9335522Snate@binkert.org 9345522Snate@binkert.org# Start out with the compiler flags common to all compilers, 9355522Snate@binkert.org# i.e. they all use -g for opt and -g -pg for prof 9365522Snate@binkert.orgccflags = {'debug' : [], 'opt' : ['-g'], 'fast' : [], 'prof' : ['-g', '-pg'], 9375522Snate@binkert.org 'perf' : ['-g']} 9385522Snate@binkert.org 9395522Snate@binkert.org# Start out with the linker flags common to all linkers, i.e. -pg for 9405522Snate@binkert.org# prof, and -lprofiler for perf. The -lprofile flag is surrounded by 9415522Snate@binkert.org# no-as-needed and as-needed as the binutils linker is too clever and 9425522Snate@binkert.org# simply doesn't link to the library otherwise. 9435522Snate@binkert.orgldflags = {'debug' : [], 'opt' : [], 'fast' : [], 'prof' : ['-pg'], 9445522Snate@binkert.org 'perf' : ['-Wl,--no-as-needed', '-lprofiler', '-Wl,--as-needed']} 9455522Snate@binkert.org 9465522Snate@binkert.orgif env['GCC']: 9474382Sbinkertn@umich.edu if sys.platform == 'sunos5': 9484382Sbinkertn@umich.edu ccflags['debug'] += ['-gstabs+'] 9494382Sbinkertn@umich.edu else: 9504382Sbinkertn@umich.edu ccflags['debug'] += ['-ggdb3'] 9514382Sbinkertn@umich.edu ldflags['debug'] += ['-O0'] 9524382Sbinkertn@umich.edu # opt, fast, prof and perf all share the same cc flags 9534382Sbinkertn@umich.edu for target in ['opt', 'fast', 'prof', 'perf']: 9544382Sbinkertn@umich.edu ccflags[target] += ['-O3'] 9554382Sbinkertn@umich.eduelif env['SUNCC']: 9564382Sbinkertn@umich.edu ccflags['debug'] += ['-g0'] 957955SN/A ccflags['opt'] += ['-O'] 958955SN/A for target in ['fast', 'prof', 'perf']: 959955SN/A ccflags[target] += ['-fast'] 960955SN/Aelif env['ICC']: 9611108SN/A ccflags['debug'] += ['-g', '-O0'] 9625601Snate@binkert.org ccflags['opt'] += ['-O'] 9635601Snate@binkert.org for target in ['fast', 'prof', 'perf']: 9645601Snate@binkert.org ccflags[target] += ['-fast'] 9655601Snate@binkert.orgelif env['CLANG']: 9665601Snate@binkert.org ccflags['debug'] += ['-g', '-O0'] 9675601Snate@binkert.org # opt, fast, prof and perf all share the same cc flags 9685601Snate@binkert.org for target in ['opt', 'fast', 'prof', 'perf']: 9695456Ssaidi@eecs.umich.edu ccflags[target] += ['-O3'] 970955SN/Aelse: 971955SN/A print 'Unknown compiler, please fix compiler options' 9725601Snate@binkert.org Exit(1) 9735456Ssaidi@eecs.umich.edu 974955SN/A 9755798Snate@binkert.org# To speed things up, we only instantiate the build environments we 976955SN/A# need. We try to identify the needed environment for each target; if 977955SN/A# we can't, we fall back on instantiating all the environments just to 9782655Sstever@eecs.umich.edu# be safe. 9792655Sstever@eecs.umich.edutarget_types = ['debug', 'opt', 'fast', 'prof', 'perf'] 9802655Sstever@eecs.umich.eduobj2target = {'do': 'debug', 'o': 'opt', 'fo': 'fast', 'po': 'prof', 9812655Sstever@eecs.umich.edu 'gpo' : 'perf'} 9822655Sstever@eecs.umich.edu 9835601Snate@binkert.orgdef identifyTarget(t): 9845601Snate@binkert.org ext = t.split('.')[-1] 9855601Snate@binkert.org if ext in target_types: 9865601Snate@binkert.org return ext 9875522Snate@binkert.org if obj2target.has_key(ext): 9885601Snate@binkert.org return obj2target[ext] 9895601Snate@binkert.org match = re.search(r'/tests/([^/]+)/', t) 9905601Snate@binkert.org if match and match.group(1) in target_types: 9915601Snate@binkert.org return match.group(1) 9925601Snate@binkert.org return 'all' 9935559Snate@binkert.org 9945559Snate@binkert.orgneeded_envs = [identifyTarget(target) for target in BUILD_TARGETS] 9955559Snate@binkert.orgif 'all' in needed_envs: 9965559Snate@binkert.org needed_envs += target_types 9975601Snate@binkert.org 9985601Snate@binkert.org# Debug binary 9995601Snate@binkert.orgif 'debug' in needed_envs: 10005601Snate@binkert.org makeEnv('debug', '.do', 10015601Snate@binkert.org CCFLAGS = Split(ccflags['debug']), 10025554Snate@binkert.org CPPDEFINES = ['DEBUG', 'TRACING_ON=1'], 10035522Snate@binkert.org LINKFLAGS = Split(ldflags['debug'])) 10045522Snate@binkert.org 10055797Snate@binkert.org# Optimized binary 10065797Snate@binkert.orgif 'opt' in needed_envs: 10075522Snate@binkert.org makeEnv('opt', '.o', 10085584Snate@binkert.org CCFLAGS = Split(ccflags['opt']), 10095601Snate@binkert.org CPPDEFINES = ['TRACING_ON=1'], 10105601Snate@binkert.org LINKFLAGS = Split(ldflags['opt'])) 10115584Snate@binkert.org 10125601Snate@binkert.org# "Fast" binary 10135601Snate@binkert.orgif 'fast' in needed_envs: 10142655Sstever@eecs.umich.edu makeEnv('fast', '.fo', strip = True, 10155601Snate@binkert.org CCFLAGS = Split(ccflags['fast']), 10165601Snate@binkert.org CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 10174007Ssaidi@eecs.umich.edu LINKFLAGS = Split(ldflags['fast'])) 10184596Sbinkertn@umich.edu 10194007Ssaidi@eecs.umich.edu# Profiled binary using gprof 10204596Sbinkertn@umich.eduif 'prof' in needed_envs: 10215601Snate@binkert.org makeEnv('prof', '.po', 10225522Snate@binkert.org CCFLAGS = Split(ccflags['prof']), 10235601Snate@binkert.org CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 10245522Snate@binkert.org LINKFLAGS = Split(ldflags['prof'])) 10255601Snate@binkert.org 10265601Snate@binkert.org# Profiled binary using google-pprof 10272655Sstever@eecs.umich.eduif 'perf' in needed_envs: 1028955SN/A makeEnv('perf', '.gpo', 10293918Ssaidi@eecs.umich.edu CCFLAGS = Split(ccflags['perf']), 10303918Ssaidi@eecs.umich.edu CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 10313918Ssaidi@eecs.umich.edu LINKFLAGS = Split(ldflags['perf'])) 10323918Ssaidi@eecs.umich.edu 10333918Ssaidi@eecs.umich.eduReturn('envList') 10343918Ssaidi@eecs.umich.edu