SConscript revision 1840
16657Snate@binkert.org# -*- mode:python -*-
26657Snate@binkert.org
310972Sdavid.hashe@amd.com# Copyright (c) 2004-2005 The Regents of The University of Michigan
46657Snate@binkert.org# All rights reserved.
56657Snate@binkert.org#
66657Snate@binkert.org# Redistribution and use in source and binary forms, with or without
76657Snate@binkert.org# modification, are permitted provided that the following conditions are
86657Snate@binkert.org# met: redistributions of source code must retain the above copyright
96657Snate@binkert.org# notice, this list of conditions and the following disclaimer;
106657Snate@binkert.org# redistributions in binary form must reproduce the above copyright
116657Snate@binkert.org# notice, this list of conditions and the following disclaimer in the
126657Snate@binkert.org# documentation and/or other materials provided with the distribution;
136657Snate@binkert.org# neither the name of the copyright holders nor the names of its
146657Snate@binkert.org# contributors may be used to endorse or promote products derived from
156657Snate@binkert.org# this software without specific prior written permission.
166657Snate@binkert.org#
176657Snate@binkert.org# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
186657Snate@binkert.org# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
196657Snate@binkert.org# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
206657Snate@binkert.org# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
216657Snate@binkert.org# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
226657Snate@binkert.org# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
236657Snate@binkert.org# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
246657Snate@binkert.org# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
256657Snate@binkert.org# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
266657Snate@binkert.org# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
276657Snate@binkert.org# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
286657Snate@binkert.org
296657Snate@binkert.orgimport os
306657Snate@binkert.orgimport sys
316657Snate@binkert.orgfrom os.path import isdir
326657Snate@binkert.org
336657Snate@binkert.org# This file defines how to build a particular configuration of M5
346657Snate@binkert.org# based on variable settings in the 'env' build environment.
356657Snate@binkert.org
366657Snate@binkert.org# Import build environment variable from SConstruct.
376657Snate@binkert.orgImport('env')
386657Snate@binkert.org
396657Snate@binkert.org###################################################
406657Snate@binkert.org#
416657Snate@binkert.org# Define needed sources.
426657Snate@binkert.org#
436657Snate@binkert.org###################################################
447780Snilay@cs.wisc.edu
457780Snilay@cs.wisc.edu# Base sources used by all configurations.
467780Snilay@cs.wisc.edubase_sources = Split('''
477780Snilay@cs.wisc.edu	arch/alpha/decoder.cc
487780Snilay@cs.wisc.edu        arch/alpha/alpha_o3_exec.cc
497780Snilay@cs.wisc.edu	arch/alpha/fast_cpu_exec.cc
507780Snilay@cs.wisc.edu	arch/alpha/simple_cpu_exec.cc
517780Snilay@cs.wisc.edu	arch/alpha/full_cpu_exec.cc
527780Snilay@cs.wisc.edu	arch/alpha/faults.cc
537780Snilay@cs.wisc.edu	arch/alpha/isa_traits.cc
547780Snilay@cs.wisc.edu
557780Snilay@cs.wisc.edu	base/circlebuf.cc
567780Snilay@cs.wisc.edu	base/copyright.cc
5710972Sdavid.hashe@amd.com	base/cprintf.cc
5810972Sdavid.hashe@amd.com        base/embedfile.cc
597780Snilay@cs.wisc.edu	base/fast_alloc.cc
607780Snilay@cs.wisc.edu	base/fifo_buffer.cc
617780Snilay@cs.wisc.edu	base/hostinfo.cc
627780Snilay@cs.wisc.edu	base/hybrid_pred.cc
637780Snilay@cs.wisc.edu	base/inifile.cc
647780Snilay@cs.wisc.edu	base/intmath.cc
657780Snilay@cs.wisc.edu	base/match.cc
667780Snilay@cs.wisc.edu	base/misc.cc
6710972Sdavid.hashe@amd.com	base/output.cc
6810972Sdavid.hashe@amd.com	base/pollevent.cc
697780Snilay@cs.wisc.edu	base/range.cc
7010972Sdavid.hashe@amd.com	base/random.cc
7110972Sdavid.hashe@amd.com	base/sat_counter.cc
727780Snilay@cs.wisc.edu	base/socket.cc
737780Snilay@cs.wisc.edu	base/statistics.cc
746657Snate@binkert.org	base/str.cc
756657Snate@binkert.org	base/time.cc
766657Snate@binkert.org	base/trace.cc
7712662Sjohnathan.alsop@amd.com	base/traceflags.cc
7812662Sjohnathan.alsop@amd.com	base/userinfo.cc
7912662Sjohnathan.alsop@amd.com	base/compression/lzss_compression.cc
8012662Sjohnathan.alsop@amd.com	base/loader/aout_object.cc
8112662Sjohnathan.alsop@amd.com	base/loader/ecoff_object.cc
8212662Sjohnathan.alsop@amd.com	base/loader/elf_object.cc
8312662Sjohnathan.alsop@amd.com	base/loader/object_file.cc
8412662Sjohnathan.alsop@amd.com	base/loader/symtab.cc
8512662Sjohnathan.alsop@amd.com	base/stats/events.cc
8612662Sjohnathan.alsop@amd.com	base/stats/statdb.cc
8712662Sjohnathan.alsop@amd.com	base/stats/visit.cc
8812662Sjohnathan.alsop@amd.com	base/stats/text.cc
8912662Sjohnathan.alsop@amd.com
9012662Sjohnathan.alsop@amd.com	cpu/base.cc
9112662Sjohnathan.alsop@amd.com        cpu/base_dyn_inst.cc
9212662Sjohnathan.alsop@amd.com	cpu/exec_context.cc
9312662Sjohnathan.alsop@amd.com	cpu/exetrace.cc
9412662Sjohnathan.alsop@amd.com	cpu/pc_event.cc
956657Snate@binkert.org	cpu/static_inst.cc
966657Snate@binkert.org        cpu/o3/2bit_local_pred.cc
976657Snate@binkert.org        cpu/o3/alpha_dyn_inst.cc
986657Snate@binkert.org        cpu/o3/alpha_cpu.cc
996657Snate@binkert.org        cpu/o3/alpha_cpu_builder.cc
1006657Snate@binkert.org        cpu/o3/bpred_unit.cc
10110984SBrad.Beckmann@amd.com        cpu/o3/btb.cc
10210984SBrad.Beckmann@amd.com        cpu/o3/commit.cc
10310984SBrad.Beckmann@amd.com        cpu/o3/decode.cc
10410984SBrad.Beckmann@amd.com        cpu/o3/fetch.cc
10510984SBrad.Beckmann@amd.com        cpu/o3/free_list.cc
10610984SBrad.Beckmann@amd.com        cpu/o3/cpu.cc
1076657Snate@binkert.org        cpu/o3/iew.cc
10810984SBrad.Beckmann@amd.com        cpu/o3/inst_queue.cc
1096657Snate@binkert.org        cpu/o3/ldstq.cc
1106657Snate@binkert.org        cpu/o3/mem_dep_unit.cc
1116657Snate@binkert.org        cpu/o3/ras.cc
11210984SBrad.Beckmann@amd.com        cpu/o3/rename.cc
1136657Snate@binkert.org        cpu/o3/rename_map.cc
11411062Snilay@cs.wisc.edu        cpu/o3/rob.cc
1156657Snate@binkert.org        cpu/o3/sat_counter.cc
1166657Snate@binkert.org        cpu/o3/store_set.cc
1176657Snate@binkert.org        cpu/o3/tournament_pred.cc
1186657Snate@binkert.org	cpu/fast/cpu.cc
1196657Snate@binkert.org        cpu/sampler/sampler.cc
1206657Snate@binkert.org        cpu/simple/cpu.cc
1216657Snate@binkert.org        cpu/trace/reader/mem_trace_reader.cc
1226657Snate@binkert.org        cpu/trace/reader/ibm_reader.cc
1236657Snate@binkert.org        cpu/trace/reader/itx_reader.cc
1246657Snate@binkert.org        cpu/trace/reader/m5_reader.cc
1256657Snate@binkert.org        cpu/trace/opt_cpu.cc
1266657Snate@binkert.org        cpu/trace/trace_cpu.cc
1276657Snate@binkert.org
1286657Snate@binkert.org	encumbered/cpu/full/bpred.cc
1296657Snate@binkert.org	encumbered/cpu/full/commit.cc
1306657Snate@binkert.org	encumbered/cpu/full/cpu.cc
1316657Snate@binkert.org	encumbered/cpu/full/create_vector.cc
1326657Snate@binkert.org	encumbered/cpu/full/cv_spec_state.cc
1337839Snilay@cs.wisc.edu	encumbered/cpu/full/dd_queue.cc
1347839Snilay@cs.wisc.edu	encumbered/cpu/full/dep_link.cc
1357839Snilay@cs.wisc.edu	encumbered/cpu/full/dispatch.cc
13610009Snilay@cs.wisc.edu	encumbered/cpu/full/dyn_inst.cc
1377839Snilay@cs.wisc.edu	encumbered/cpu/full/execute.cc
1387839Snilay@cs.wisc.edu	encumbered/cpu/full/fetch.cc
1397839Snilay@cs.wisc.edu	encumbered/cpu/full/floss_reasons.cc
14010009Snilay@cs.wisc.edu	encumbered/cpu/full/fu_pool.cc
1417839Snilay@cs.wisc.edu	encumbered/cpu/full/inst_fifo.cc
1427839Snilay@cs.wisc.edu	encumbered/cpu/full/instpipe.cc
1437839Snilay@cs.wisc.edu	encumbered/cpu/full/issue.cc
14410009Snilay@cs.wisc.edu	encumbered/cpu/full/ls_queue.cc
1457839Snilay@cs.wisc.edu	encumbered/cpu/full/machine_queue.cc
1467839Snilay@cs.wisc.edu        encumbered/cpu/full/pc_sample_profile.cc
1477839Snilay@cs.wisc.edu        encumbered/cpu/full/pipetrace.cc
14810009Snilay@cs.wisc.edu        encumbered/cpu/full/readyq.cc
1497839Snilay@cs.wisc.edu        encumbered/cpu/full/reg_info.cc
1506657Snate@binkert.org        encumbered/cpu/full/rob_station.cc
1517839Snilay@cs.wisc.edu        encumbered/cpu/full/spec_memory.cc
1526657Snate@binkert.org        encumbered/cpu/full/spec_state.cc
1536657Snate@binkert.org        encumbered/cpu/full/storebuffer.cc
1546657Snate@binkert.org        encumbered/cpu/full/writeback.cc
1556657Snate@binkert.org        encumbered/cpu/full/iq/iq_station.cc
1566657Snate@binkert.org        encumbered/cpu/full/iq/iqueue.cc
15710981SBrad.Beckmann@amd.com        encumbered/cpu/full/iq/segmented/chain_info.cc
15810981SBrad.Beckmann@amd.com        encumbered/cpu/full/iq/segmented/chain_wire.cc
1599499Snilay@cs.wisc.edu        encumbered/cpu/full/iq/segmented/iq_seg.cc
1606657Snate@binkert.org        encumbered/cpu/full/iq/segmented/iq_segmented.cc
1616657Snate@binkert.org        encumbered/cpu/full/iq/segmented/seg_chain.cc
1626657Snate@binkert.org        encumbered/cpu/full/iq/seznec/iq_seznec.cc
1636657Snate@binkert.org        encumbered/cpu/full/iq/standard/iq_standard.cc
1646657Snate@binkert.org	encumbered/mem/functional/main.cc
1656657Snate@binkert.org
1666657Snate@binkert.org	mem/base_hier.cc
1676657Snate@binkert.org	mem/base_mem.cc
1686657Snate@binkert.org	mem/hier_params.cc
1696657Snate@binkert.org	mem/mem_cmd.cc
1707793SBrad.Beckmann@amd.com	mem/mem_debug.cc
1717793SBrad.Beckmann@amd.com	mem/mem_req.cc
1726657Snate@binkert.org	mem/memory_interface.cc
1736657Snate@binkert.org	mem/bus/base_interface.cc
1747793SBrad.Beckmann@amd.com	mem/bus/bus.cc
1756657Snate@binkert.org	mem/bus/bus_bridge.cc
1766657Snate@binkert.org	mem/bus/bus_bridge_master.cc
1777839Snilay@cs.wisc.edu	mem/bus/bus_bridge_slave.cc
1787839Snilay@cs.wisc.edu	mem/bus/bus_interface.cc
1797839Snilay@cs.wisc.edu	mem/bus/dma_bus_interface.cc
1807839Snilay@cs.wisc.edu	mem/bus/dma_interface.cc
1817839Snilay@cs.wisc.edu	mem/bus/master_interface.cc
1827839Snilay@cs.wisc.edu	mem/bus/slave_interface.cc
1837839Snilay@cs.wisc.edu	mem/cache/base_cache.cc
1847839Snilay@cs.wisc.edu	mem/cache/cache.cc
18510981SBrad.Beckmann@amd.com	mem/cache/cache_builder.cc
18610981SBrad.Beckmann@amd.com	mem/cache/coherence/coherence_protocol.cc
1877839Snilay@cs.wisc.edu	mem/cache/coherence/uni_coherence.cc
1886657Snate@binkert.org	mem/cache/miss/blocking_buffer.cc
1896657Snate@binkert.org	mem/cache/miss/miss_queue.cc
1906657Snate@binkert.org	mem/cache/miss/mshr.cc
1919271Snilay@cs.wisc.edu	mem/cache/miss/mshr_queue.cc
1926657Snate@binkert.org        mem/cache/prefetch/base_prefetcher.cc
1937839Snilay@cs.wisc.edu        mem/cache/prefetch/prefetcher.cc
1947839Snilay@cs.wisc.edu        mem/cache/prefetch/tagged_prefetcher.cc
1957839Snilay@cs.wisc.edu	mem/cache/tags/base_tags.cc
1967839Snilay@cs.wisc.edu	mem/cache/tags/cache_tags.cc
1978192SLisa.Hsu@amd.com	mem/cache/tags/fa_lru.cc
1988192SLisa.Hsu@amd.com	mem/cache/tags/iic.cc
1998192SLisa.Hsu@amd.com	mem/cache/tags/lru.cc
2008192SLisa.Hsu@amd.com	mem/cache/tags/repl/gen.cc
2018192SLisa.Hsu@amd.com	mem/cache/tags/repl/repl.cc
2028192SLisa.Hsu@amd.com	mem/functional/functional.cc
2037839Snilay@cs.wisc.edu	mem/timing/base_memory.cc
2046657Snate@binkert.org	mem/timing/memory_builder.cc
20510984SBrad.Beckmann@amd.com	mem/timing/simple_mem_bank.cc
2066657Snate@binkert.org        mem/trace/itx_writer.cc
2076657Snate@binkert.org	mem/trace/mem_trace_writer.cc
2086657Snate@binkert.org	mem/trace/m5_writer.cc
209
210        python/pyconfig.cc
211        python/embedded_py.cc
212
213	sim/builder.cc
214	sim/configfile.cc
215	sim/debug.cc
216	sim/eventq.cc
217	sim/main.cc
218	sim/param.cc
219	sim/profile.cc
220	sim/root.cc
221	sim/serialize.cc
222	sim/sim_events.cc
223	sim/sim_exit.cc
224	sim/sim_object.cc
225	sim/startup.cc
226	sim/stat_context.cc
227	sim/stat_control.cc
228	sim/trace_context.cc
229        ''')
230
231# MySql sources
232mysql_sources = Split('''
233	base/mysql.cc
234	base/stats/mysql.cc
235        ''')
236
237# Full-system sources
238full_system_sources = Split('''
239	arch/alpha/alpha_memory.cc
240	arch/alpha/arguments.cc
241	arch/alpha/ev5.cc
242	arch/alpha/osfpal.cc
243	arch/alpha/pseudo_inst.cc
244	arch/alpha/vtophys.cc
245
246	base/crc.cc
247	base/inet.cc
248	base/remote_gdb.cc
249
250	cpu/intr_control.cc
251
252	dev/alpha_console.cc
253	dev/baddev.cc
254        dev/simconsole.cc
255	dev/disk_image.cc
256	dev/etherbus.cc
257	dev/etherdump.cc
258	dev/etherint.cc
259	dev/etherlink.cc
260	dev/etherpkt.cc
261	dev/ethertap.cc
262	dev/ide_ctrl.cc
263	dev/ide_disk.cc
264	dev/io_device.cc
265	dev/ns_gige.cc
266	dev/pciconfigall.cc
267	dev/pcidev.cc
268	dev/pcifake.cc
269	dev/pktfifo.cc
270	dev/platform.cc
271	dev/sinic.cc
272	dev/simple_disk.cc
273	dev/tsunami.cc
274	dev/tsunami_cchip.cc
275	dev/tsunami_fake.cc
276	dev/tsunami_io.cc
277	dev/tsunami_pchip.cc
278	dev/uart.cc
279	dev/uart8250.cc
280
281	kern/kernel_binning.cc
282	kern/kernel_stats.cc
283	kern/system_events.cc
284	kern/freebsd/freebsd_system.cc
285	kern/freebsd/freebsd_events.cc
286	kern/linux/linux_events.cc
287	kern/linux/linux_syscalls.cc
288	kern/linux/linux_system.cc
289	kern/linux/printk.cc
290	kern/tru64/dump_mbuf.cc
291	kern/tru64/printf.cc
292	kern/tru64/tru64_events.cc
293	kern/tru64/tru64_syscalls.cc
294	kern/tru64/tru64_system.cc
295
296	mem/functional/memory_control.cc
297	mem/functional/physical.cc
298
299	sim/system.cc
300        ''')
301
302# turbolaser encumbered sources
303turbolaser_sources = Split('''
304	encumbered/dev/dma.cc
305	encumbered/dev/etherdev.cc
306	encumbered/dev/scsi.cc
307	encumbered/dev/scsi_ctrl.cc
308	encumbered/dev/scsi_disk.cc
309	encumbered/dev/scsi_none.cc
310	encumbered/dev/tlaser_clock.cc
311	encumbered/dev/tlaser_ipi.cc
312	encumbered/dev/tlaser_mbox.cc
313	encumbered/dev/tlaser_mc146818.cc
314	encumbered/dev/tlaser_node.cc
315	encumbered/dev/tlaser_pcia.cc
316	encumbered/dev/tlaser_pcidev.cc
317	encumbered/dev/tlaser_serial.cc
318	encumbered/dev/turbolaser.cc
319	encumbered/dev/uart8530.cc
320        ''')
321
322# Syscall emulation (non-full-system) sources
323syscall_emulation_sources = Split('''
324	arch/alpha/alpha_common_syscall_emul.cc
325	arch/alpha/alpha_linux_process.cc
326	arch/alpha/alpha_tru64_process.cc
327	cpu/memtest/memtest.cc
328	encumbered/eio/eio.cc
329	encumbered/eio/exolex.cc
330	encumbered/eio/libexo.cc
331	sim/process.cc
332	sim/syscall_emul.cc
333        ''')
334
335targetarch_files = Split('''
336        alpha_common_syscall_emul.hh
337        alpha_linux_process.hh
338        alpha_memory.hh
339        alpha_tru64_process.hh
340        aout_machdep.h
341        arguments.hh
342        byte_swap.hh
343        ecoff_machdep.h
344        ev5.hh
345        faults.hh
346        isa_fullsys_traits.hh
347        isa_traits.hh
348        osfpal.hh
349        pseudo_inst.hh
350        vptr.hh
351        vtophys.hh
352        ''')
353
354for f in targetarch_files:
355    env.Command('targetarch/' + f, 'arch/alpha/' + f,
356                '''echo '#include "arch/alpha/%s"' > $TARGET''' % f)
357
358
359# Set up complete list of sources based on configuration.
360sources = base_sources
361
362if env['FULL_SYSTEM']:
363    sources += full_system_sources
364    if env['ALPHA_TLASER']:
365        sources += turbolaser_sources
366else:
367    sources += syscall_emulation_sources
368
369extra_libraries = []
370env.Append(LIBS=['z'])
371if isdir('/usr/lib64/mysql') or isdir('/usr/lib/mysql') or \
372   isdir('/usr/local/lib/mysql'):
373    print 'Compiling with MySQL support!'
374    env.Append(LIBPATH=['/usr/lib64/mysql', '/usr/local/lib/mysql/',
375                        '/usr/lib/mysql'])
376    env.Append(CPPPATH=['/usr/local/include/mysql', '/usr/include/mysql'])
377    sources += mysql_sources
378    env.Append(CPPDEFINES = 'USE_MYSQL')
379    env.Append(CPPDEFINES = 'STATS_BINNING')
380    env.Append(LIBS=['mysqlclient'])
381
382###################################################
383#
384# Special build rules.
385#
386###################################################
387
388# base/traceflags.{cc,hh} are generated from base/traceflags.py.
389# $TARGET.base will expand to "<build-dir>/base/traceflags".
390env.Command(Split('base/traceflags.hh base/traceflags.cc'),
391            'base/traceflags.py',
392            'python $SOURCE $TARGET.base')
393
394# several files are generated from arch/$TARGET_ISA/isa_desc.
395env.Command(Split('''arch/alpha/decoder.cc
396		     arch/alpha/decoder.hh
397                     arch/alpha/alpha_o3_exec.cc
398		     arch/alpha/fast_cpu_exec.cc
399                     arch/alpha/simple_cpu_exec.cc
400                     arch/alpha/full_cpu_exec.cc'''),
401            Split('''arch/alpha/isa_desc
402		     arch/isa_parser.py'''),
403            '$SRCDIR/arch/isa_parser.py $SOURCE $TARGET.dir arch/alpha')
404
405
406# libelf build is described in its own SConscript file.
407# SConscript-local is the per-config build, which just copies some
408# header files into a place where they can be found.
409SConscript('libelf/SConscript-local', exports = 'env', duplicate=0)
410SConscript('python/SConscript', exports = ['env'], duplicate=0)
411
412# This function adds the specified sources to the given build
413# environment, and returns a list of all the corresponding SCons
414# Object nodes (including an extra one for date.cc).  We explicitly
415# add the Object nodes so we can set up special dependencies for
416# date.cc.
417def make_objs(sources, env):
418    objs = [env.Object(s) for s in sources]
419    # make date.cc depend on all other objects so it always gets
420    # recompiled whenever anything else does
421    date_obj = env.Object('base/date.cc')
422    env.Depends(date_obj, objs)
423    objs.append(date_obj)
424    objs.extend(extra_libraries)
425    return objs
426
427###################################################
428#
429# Define binaries.  Each different build type (debug, opt, etc.) gets
430# a slightly different build environment.
431#
432###################################################
433
434# Include file paths are rooted in this directory.  SCons will
435# automatically expand '.' to refer to both the source directory and
436# the corresponding build directory to pick up generated include
437# files.
438env.Append(CPPPATH='.')
439
440# Debug binary
441debug = env.Copy(OBJSUFFIX='.do')
442debug.Append(CCFLAGS=Split('-g -gstabs+ -O0'))
443debug.Append(CPPDEFINES='DEBUG')
444debug.Program(target = 'm5.debug', source = make_objs(sources, debug))
445
446# Optimized binary
447opt = env.Copy()
448opt.Append(CCFLAGS=Split('-g -O5'))
449opt.Program(target = 'm5.opt', source = make_objs(sources, opt))
450
451# "Fast" binary
452fast = env.Copy(OBJSUFFIX='.fo')
453fast.Append(CCFLAGS=Split('-O5'))
454fast.Append(CPPDEFINES='NDEBUG')
455fast.Program(target = 'm5.fast.unstripped', source = make_objs(sources, fast))
456fast.Command(target = 'm5.fast', source = 'm5.fast.unstripped',
457             action = 'strip $SOURCE -o $TARGET')
458
459# Profiled binary
460prof = env.Copy(OBJSUFFIX='.po')
461prof.Append(CCFLAGS=Split('-O5 -g -pg'), LINKFLAGS='-pg')
462prof.Program(target = 'm5.prof', source = make_objs(sources, prof))
463