SConscript revision 2761
12155SN/A# -*- mode:python -*-
22155SN/A
32155SN/A# Copyright (c) 2006 The Regents of The University of Michigan
42155SN/A# All rights reserved.
52155SN/A#
62155SN/A# Redistribution and use in source and binary forms, with or without
72155SN/A# modification, are permitted provided that the following conditions are
82155SN/A# met: redistributions of source code must retain the above copyright
92155SN/A# notice, this list of conditions and the following disclaimer;
102155SN/A# redistributions in binary form must reproduce the above copyright
112155SN/A# notice, this list of conditions and the following disclaimer in the
122155SN/A# documentation and/or other materials provided with the distribution;
132155SN/A# neither the name of the copyright holders nor the names of its
142155SN/A# contributors may be used to endorse or promote products derived from
152155SN/A# this software without specific prior written permission.
162155SN/A#
172155SN/A# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
182155SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
192155SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
202155SN/A# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
212155SN/A# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
222155SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
232155SN/A# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
242155SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
252155SN/A# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
262155SN/A# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
272155SN/A# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
282665Ssaidi@eecs.umich.edu#
292665Ssaidi@eecs.umich.edu# Authors: Steve Reinhardt
302155SN/A
312155SN/Aimport os
322155SN/Aimport os.path
332155SN/A
342155SN/A# Import build environment variable from SConstruct.
352155SN/AImport('env')
362155SN/A
372178SN/A#################################################################
382178SN/A#
392178SN/A# Generate StaticInst execute() method signatures.
402178SN/A#
412178SN/A# There must be one signature for each CPU model compiled in.
422178SN/A# Since the set of compiled-in models is flexible, we generate a
432178SN/A# header containing the appropriate set of signatures on the fly.
442178SN/A#
452178SN/A#################################################################
462178SN/A
472178SN/A# CPU model-specific data is contained in cpu_models.py
482178SN/A# Convert to SCons File node to get path handling
492155SN/Amodels_db = File('cpu_models.py')
502178SN/A# slurp in contents of file
512155SN/Aexecfile(models_db.srcnode().abspath)
522155SN/A
532178SN/A# Template for execute() signature.
542155SN/Aexec_sig_template = '''
552155SN/Avirtual Fault execute(%s *xc, Trace::InstRecord *traceData) const = 0;
562623SN/Avirtual Fault initiateAcc(%s *xc, Trace::InstRecord *traceData) const
572623SN/A{ panic("initiateAcc not defined!"); };
582623SN/Avirtual Fault completeAcc(Packet *pkt, %s *xc,
592623SN/A                          Trace::InstRecord *traceData) const
602623SN/A{ panic("completeAcc not defined!"); };
612155SN/A'''
622155SN/A
632292SN/Amem_ini_sig_template = '''
642292SN/Avirtual Fault initiateAcc(%s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); };
652292SN/A'''
662292SN/A
672292SN/Amem_comp_sig_template = '''
682292SN/Avirtual Fault completeAcc(uint8_t *data, %s *xc, Trace::InstRecord *traceData) const { panic("Not defined!"); return NoFault; };
692292SN/A'''
702292SN/A
712178SN/A# Generate header.  
722155SN/Adef gen_cpu_exec_signatures(target, source, env):
732155SN/A    f = open(str(target[0]), 'w')
742155SN/A    print >> f, '''
752155SN/A#ifndef __CPU_STATIC_INST_EXEC_SIGS_HH__
762155SN/A#define __CPU_STATIC_INST_EXEC_SIGS_HH__
772155SN/A'''
782155SN/A    for cpu in env['CPU_MODELS']:
792155SN/A        xc_type = CpuModel.dict[cpu].strings['CPU_exec_context']
802623SN/A        print >> f, exec_sig_template % (xc_type, xc_type, xc_type)
812155SN/A    print >> f, '''
822155SN/A#endif  // __CPU_STATIC_INST_EXEC_SIGS_HH__
832155SN/A'''
842155SN/A
852178SN/A# Generate string that gets printed when header is rebuilt
862178SN/Adef gen_sigs_string(target, source, env):
872178SN/A    return "Generating static_inst_exec_sigs.hh: " \
882178SN/A           + ', '.join(env['CPU_MODELS'])
892178SN/A
902178SN/A# Add command to generate header to environment.
912178SN/Aenv.Command('static_inst_exec_sigs.hh', models_db,
922178SN/A            Action(gen_cpu_exec_signatures, gen_sigs_string,
932178SN/A                   varlist = ['CPU_MODELS']))
942178SN/A
952733Sktlim@umich.edu# List of suppported CPUs by the Checker.  Errors out if USE_CHECKER=True
962733Sktlim@umich.edu# and one of these are not being used.
972733Sktlim@umich.eduCheckerSupportedCPUList = ['AlphaO3CPU', 'OzoneCPU']
982733Sktlim@umich.edu
992178SN/A#################################################################
1002178SN/A#
1012178SN/A# Include CPU-model-specific files based on set of models
1022178SN/A# specified in CPU_MODELS build option.
1032178SN/A#
1042178SN/A#################################################################
1052155SN/A
1062155SN/Asources = []
1072155SN/A
1082623SN/Aneed_simple_base = False
1092623SN/Aif 'AtomicSimpleCPU' in env['CPU_MODELS']:
1102623SN/A    need_simple_base = True
1112623SN/A    sources += Split('simple/atomic.cc')
1122623SN/A
1132623SN/Aif 'TimingSimpleCPU' in env['CPU_MODELS']:
1142623SN/A    need_simple_base = True
1152623SN/A    sources += Split('simple/timing.cc')
1162623SN/A
1172623SN/Aif need_simple_base:
1182623SN/A    sources += Split('simple/base.cc')
1192155SN/A
1202155SN/Aif 'FastCPU' in env['CPU_MODELS']:
1212155SN/A    sources += Split('fast/cpu.cc')
1222155SN/A
1232733Sktlim@umich.eduif 'AlphaO3CPU' in env['CPU_MODELS']:
1242155SN/A    sources += Split('''
1252669Sktlim@umich.edu        base_dyn_inst.cc
1262155SN/A        o3/2bit_local_pred.cc
1272155SN/A        o3/alpha_dyn_inst.cc
1282155SN/A        o3/alpha_cpu.cc
1292155SN/A        o3/alpha_cpu_builder.cc
1302155SN/A        o3/bpred_unit.cc
1312155SN/A        o3/btb.cc
1322155SN/A        o3/commit.cc
1332155SN/A        o3/decode.cc
1342155SN/A        o3/fetch.cc
1352155SN/A        o3/free_list.cc
1362292SN/A        o3/fu_pool.cc
1372155SN/A        o3/cpu.cc
1382155SN/A        o3/iew.cc
1392155SN/A        o3/inst_queue.cc
1402292SN/A        o3/lsq_unit.cc
1412292SN/A        o3/lsq.cc
1422155SN/A        o3/mem_dep_unit.cc
1432155SN/A        o3/ras.cc
1442155SN/A        o3/rename.cc
1452155SN/A        o3/rename_map.cc
1462155SN/A        o3/rob.cc
1472292SN/A        o3/scoreboard.cc
1482155SN/A        o3/store_set.cc
1492155SN/A        o3/tournament_pred.cc
1502155SN/A        ''')
1512733Sktlim@umich.edu    if 'CheckerCPU' in env['CPU_MODELS']:
1522733Sktlim@umich.edu        sources += Split('checker/o3_builder.cc')
1532155SN/A
1542292SN/Aif 'OzoneSimpleCPU' in env['CPU_MODELS']:
1552292SN/A    sources += Split('''
1562292SN/A        ozone/cpu.cc
1572292SN/A        ozone/cpu_builder.cc
1582292SN/A        ozone/dyn_inst.cc
1592292SN/A        ozone/front_end.cc
1602292SN/A        ozone/inorder_back_end.cc
1612292SN/A        ozone/inst_queue.cc
1622292SN/A        ozone/rename_table.cc
1632292SN/A        ''')
1642733Sktlim@umich.edu    if 'CheckerCPU' in env['CPU_MODELS']:
1652733Sktlim@umich.edu        sources += Split('checker/ozone_builder.cc')
1662292SN/A
1672292SN/Aif 'OzoneCPU' in env['CPU_MODELS']:
1682292SN/A    sources += Split('''
1692292SN/A        ozone/lsq_unit.cc
1702297SN/A        ozone/lw_back_end.cc
1712297SN/A        ozone/lw_lsq.cc
1722292SN/A        ''')
1732292SN/A
1742315SN/Aif 'CheckerCPU' in env['CPU_MODELS']:
1752733Sktlim@umich.edu    sources += Split('checker/cpu.cc')
1762733Sktlim@umich.edu    checker_supports = False
1772733Sktlim@umich.edu    for i in CheckerSupportedCPUList:
1782733Sktlim@umich.edu        if i in env['CPU_MODELS']:
1792733Sktlim@umich.edu            checker_supports = True
1802733Sktlim@umich.edu    if not checker_supports:
1812733Sktlim@umich.edu        print "Checker only supports CPU models %s, please " \
1822733Sktlim@umich.edu              "set USE_CHECKER=False or use one of those CPU models" \
1832733Sktlim@umich.edu              % CheckerSupportedCPUList
1842733Sktlim@umich.edu        Exit(1)
1852733Sktlim@umich.edu
1862315SN/A
1872761Sstever@eecs.umich.edu# FullCPU sources are included from src/SConscript since they're not
1882155SN/A# below this point in the file hierarchy.
1892155SN/A
1902155SN/A# Convert file names to SCons File objects.  This takes care of the
1912155SN/A# path relative to the top of the directory tree.
1922155SN/Asources = [File(s) for s in sources]
1932155SN/A
1942155SN/AReturn('sources')
1952155SN/A
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