SConscript revision 4202
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# 292665Ssaidi@eecs.umich.edu# Authors: Steve Reinhardt 30955SN/A 31955SN/Aimport os 32955SN/Aimport sys 334202Sbinkertn@umich.edu 344202Sbinkertn@umich.edufrom os.path import join as joinpath 35955SN/A 36955SN/A# This file defines how to build a particular configuration of M5 37955SN/A# based on variable settings in the 'env' build environment. 38955SN/A 394202Sbinkertn@umich.eduImport('*') 40955SN/A 414202Sbinkertn@umich.edusources = [] 424202Sbinkertn@umich.edudef Source(*args): 434202Sbinkertn@umich.edu for arg in args: 444202Sbinkertn@umich.edu if isinstance(arg, (list, tuple)): 454202Sbinkertn@umich.edu # Recurse to load a list 464202Sbinkertn@umich.edu Source(*arg) 474202Sbinkertn@umich.edu elif isinstance(arg, str): 484202Sbinkertn@umich.edu sources.extend([ File(f) for f in Split(arg) ]) 494202Sbinkertn@umich.edu else: 504202Sbinkertn@umich.edu sources.append(File(arg)) 51955SN/A 524202Sbinkertn@umich.eduExport('env') 534202Sbinkertn@umich.eduExport('Source') 54955SN/A 552667Sstever@eecs.umich.edu# Include file paths are rooted in this directory. SCons will 562667Sstever@eecs.umich.edu# automatically expand '.' to refer to both the source directory and 572667Sstever@eecs.umich.edu# the corresponding build directory to pick up generated include 582667Sstever@eecs.umich.edu# files. 592667Sstever@eecs.umich.eduenv.Append(CPPPATH=Dir('.')) 602667Sstever@eecs.umich.edu 612037SN/A# Add a flag defining what THE_ISA should be for all compilation 622037SN/Aenv.Append(CPPDEFINES=[('THE_ISA','%s_ISA' % env['TARGET_ISA'].upper())]) 632037SN/A 644202Sbinkertn@umich.edu# Walk the tree and execute all SConscripts 654202Sbinkertn@umich.eduscripts = [] 664202Sbinkertn@umich.edusrcdir = env['SRCDIR'] 674202Sbinkertn@umich.edufor root, dirs, files in os.walk(srcdir, topdown=True): 684202Sbinkertn@umich.edu if root == srcdir: 694202Sbinkertn@umich.edu # we don't want to recurse back into this SConscript 704202Sbinkertn@umich.edu continue 714202Sbinkertn@umich.edu 724202Sbinkertn@umich.edu if 'SConscript' in files: 734202Sbinkertn@umich.edu # strip off the srcdir part since scons will try to find the 744202Sbinkertn@umich.edu # script in the build directory 754202Sbinkertn@umich.edu base = root[len(srcdir) + 1:] 764202Sbinkertn@umich.edu SConscript(joinpath(base, 'SConscript')) 771858SN/A 781858SN/Afor opt in env.ExportOptions: 791858SN/A env.ConfigFile(opt) 801085SN/A 81955SN/A# This function adds the specified sources to the given build 82955SN/A# environment, and returns a list of all the corresponding SCons 83955SN/A# Object nodes (including an extra one for date.cc). We explicitly 84955SN/A# add the Object nodes so we can set up special dependencies for 851108SN/A# date.cc. 86955SN/Adef make_objs(sources, env): 87955SN/A objs = [env.Object(s) for s in sources] 88955SN/A # make date.cc depend on all other objects so it always gets 89955SN/A # recompiled whenever anything else does 90955SN/A date_obj = env.Object('base/date.cc') 91955SN/A env.Depends(date_obj, objs) 92955SN/A objs.append(date_obj) 93955SN/A return objs 94955SN/A 95955SN/A################################################### 96955SN/A# 97955SN/A# Define binaries. Each different build type (debug, opt, etc.) gets 98955SN/A# a slightly different build environment. 99955SN/A# 100955SN/A################################################### 101955SN/A 1022655Sstever@eecs.umich.edu# List of constructed environments to pass back to SConstruct 1032655Sstever@eecs.umich.eduenvList = [] 1042655Sstever@eecs.umich.edu 1052655Sstever@eecs.umich.edu# Function to create a new build environment as clone of current 1062655Sstever@eecs.umich.edu# environment 'env' with modified object suffix and optional stripped 1072655Sstever@eecs.umich.edu# binary. Additional keyword arguments are appended to corresponding 1082655Sstever@eecs.umich.edu# build environment vars. 1092655Sstever@eecs.umich.edudef makeEnv(label, objsfx, strip = False, **kwargs): 1102655Sstever@eecs.umich.edu newEnv = env.Copy(OBJSUFFIX=objsfx) 1112655Sstever@eecs.umich.edu newEnv.Label = label 1122655Sstever@eecs.umich.edu newEnv.Append(**kwargs) 1132655Sstever@eecs.umich.edu exe = 'm5.' + label # final executable 1142655Sstever@eecs.umich.edu bin = exe + '.bin' # executable w/o appended Python zip archive 1152655Sstever@eecs.umich.edu newEnv.Program(bin, make_objs(sources, newEnv)) 1162655Sstever@eecs.umich.edu if strip: 1172655Sstever@eecs.umich.edu stripped_bin = bin + '.stripped' 1184007Ssaidi@eecs.umich.edu if sys.platform == 'sunos5': 1194007Ssaidi@eecs.umich.edu newEnv.Command(stripped_bin, bin, 'cp $SOURCE $TARGET; strip $TARGET') 1204007Ssaidi@eecs.umich.edu else: 1214007Ssaidi@eecs.umich.edu newEnv.Command(stripped_bin, bin, 'strip $SOURCE -o $TARGET') 1222655Sstever@eecs.umich.edu bin = stripped_bin 1232655Sstever@eecs.umich.edu targets = newEnv.Concat(exe, [bin, 'python/m5py.zip']) 1242655Sstever@eecs.umich.edu newEnv.M5Binary = targets[0] 1252655Sstever@eecs.umich.edu envList.append(newEnv) 1262655Sstever@eecs.umich.edu 127955SN/A# Debug binary 1283918Ssaidi@eecs.umich.educcflags = {} 1293918Ssaidi@eecs.umich.eduif env['GCC']: 1303918Ssaidi@eecs.umich.edu if sys.platform == 'sunos5': 1313918Ssaidi@eecs.umich.edu ccflags['debug'] = '-gstabs+' 1323918Ssaidi@eecs.umich.edu else: 1333918Ssaidi@eecs.umich.edu ccflags['debug'] = '-ggdb3' 1343918Ssaidi@eecs.umich.edu ccflags['opt'] = '-g -O3' 1353918Ssaidi@eecs.umich.edu ccflags['fast'] = '-O3' 1363918Ssaidi@eecs.umich.edu ccflags['prof'] = '-O3 -g -pg' 1373918Ssaidi@eecs.umich.eduelif env['SUNCC']: 1383918Ssaidi@eecs.umich.edu ccflags['debug'] = '-g0' 1393918Ssaidi@eecs.umich.edu ccflags['opt'] = '-g -O' 1403918Ssaidi@eecs.umich.edu ccflags['fast'] = '-fast' 1413918Ssaidi@eecs.umich.edu ccflags['prof'] = '-fast -g -pg' 1423940Ssaidi@eecs.umich.eduelif env['ICC']: 1433940Ssaidi@eecs.umich.edu ccflags['debug'] = '-g -O0' 1443940Ssaidi@eecs.umich.edu ccflags['opt'] = '-g -O' 1453942Ssaidi@eecs.umich.edu ccflags['fast'] = '-fast' 1463940Ssaidi@eecs.umich.edu ccflags['prof'] = '-fast -g -pg' 1473515Ssaidi@eecs.umich.eduelse: 1483918Ssaidi@eecs.umich.edu print 'Unknown compiler, please fix compiler options' 1493918Ssaidi@eecs.umich.edu Exit(1) 1503515Ssaidi@eecs.umich.edu 1512655Sstever@eecs.umich.edumakeEnv('debug', '.do', 1523918Ssaidi@eecs.umich.edu CCFLAGS = Split(ccflags['debug']), 1533619Sbinkertn@umich.edu CPPDEFINES = ['DEBUG', 'TRACING_ON=1']) 154955SN/A 155955SN/A# Optimized binary 1562655Sstever@eecs.umich.edumakeEnv('opt', '.o', 1573918Ssaidi@eecs.umich.edu CCFLAGS = Split(ccflags['opt']), 1583619Sbinkertn@umich.edu CPPDEFINES = ['TRACING_ON=1']) 159955SN/A 160955SN/A# "Fast" binary 1612655Sstever@eecs.umich.edumakeEnv('fast', '.fo', strip = True, 1623918Ssaidi@eecs.umich.edu CCFLAGS = Split(ccflags['fast']), 1633619Sbinkertn@umich.edu CPPDEFINES = ['NDEBUG', 'TRACING_ON=0']) 164955SN/A 165955SN/A# Profiled binary 1662655Sstever@eecs.umich.edumakeEnv('prof', '.po', 1673918Ssaidi@eecs.umich.edu CCFLAGS = Split(ccflags['prof']), 1683683Sstever@eecs.umich.edu CPPDEFINES = ['NDEBUG', 'TRACING_ON=0'], 1692655Sstever@eecs.umich.edu LINKFLAGS = '-pg') 1701869SN/A 1711869SN/AReturn('envList') 172