SConscript revision 2788
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
712766Sktlim@umich.edu# Generate a temporary CPU list, including the CheckerCPU if
722766Sktlim@umich.edu# it's enabled.  This isn't used for anything else other than StaticInst
732766Sktlim@umich.edu# headers.
742766Sktlim@umich.edutemp_cpu_list = env['CPU_MODELS']
752766Sktlim@umich.eduif env['USE_CHECKER']:
762766Sktlim@umich.edu    temp_cpu_list.append('CheckerCPU')
772766Sktlim@umich.edu
782178SN/A# Generate header.  
792155SN/Adef gen_cpu_exec_signatures(target, source, env):
802155SN/A    f = open(str(target[0]), 'w')
812155SN/A    print >> f, '''
822155SN/A#ifndef __CPU_STATIC_INST_EXEC_SIGS_HH__
832155SN/A#define __CPU_STATIC_INST_EXEC_SIGS_HH__
842155SN/A'''
852766Sktlim@umich.edu    for cpu in temp_cpu_list:
862155SN/A        xc_type = CpuModel.dict[cpu].strings['CPU_exec_context']
872623SN/A        print >> f, exec_sig_template % (xc_type, xc_type, xc_type)
882155SN/A    print >> f, '''
892155SN/A#endif  // __CPU_STATIC_INST_EXEC_SIGS_HH__
902155SN/A'''
912155SN/A
922178SN/A# Generate string that gets printed when header is rebuilt
932178SN/Adef gen_sigs_string(target, source, env):
942178SN/A    return "Generating static_inst_exec_sigs.hh: " \
952766Sktlim@umich.edu           + ', '.join(temp_cpu_list)
962178SN/A
972178SN/A# Add command to generate header to environment.
982178SN/Aenv.Command('static_inst_exec_sigs.hh', models_db,
992178SN/A            Action(gen_cpu_exec_signatures, gen_sigs_string,
1002766Sktlim@umich.edu                   varlist = temp_cpu_list))
1012766Sktlim@umich.edu
1022766Sktlim@umich.eduenv.Depends('static_inst_exec_sigs.hh', Value(env['USE_CHECKER']))
1032788Sktlim@umich.eduenv.Depends('static_inst_exec_sigs.hh', Value(env['CPU_MODELS']))
1042178SN/A
1052733Sktlim@umich.edu# List of suppported CPUs by the Checker.  Errors out if USE_CHECKER=True
1062733Sktlim@umich.edu# and one of these are not being used.
1072733Sktlim@umich.eduCheckerSupportedCPUList = ['AlphaO3CPU', 'OzoneCPU']
1082733Sktlim@umich.edu
1092178SN/A#################################################################
1102178SN/A#
1112178SN/A# Include CPU-model-specific files based on set of models
1122178SN/A# specified in CPU_MODELS build option.
1132178SN/A#
1142178SN/A#################################################################
1152155SN/A
1162155SN/Asources = []
1172155SN/A
1182623SN/Aneed_simple_base = False
1192623SN/Aif 'AtomicSimpleCPU' in env['CPU_MODELS']:
1202623SN/A    need_simple_base = True
1212623SN/A    sources += Split('simple/atomic.cc')
1222623SN/A
1232623SN/Aif 'TimingSimpleCPU' in env['CPU_MODELS']:
1242623SN/A    need_simple_base = True
1252623SN/A    sources += Split('simple/timing.cc')
1262623SN/A
1272623SN/Aif need_simple_base:
1282623SN/A    sources += Split('simple/base.cc')
1292155SN/A
1302155SN/Aif 'FastCPU' in env['CPU_MODELS']:
1312155SN/A    sources += Split('fast/cpu.cc')
1322155SN/A
1332733Sktlim@umich.eduif 'AlphaO3CPU' in env['CPU_MODELS']:
1342155SN/A    sources += Split('''
1352155SN/A        o3/2bit_local_pred.cc
1362155SN/A        o3/alpha_dyn_inst.cc
1372155SN/A        o3/alpha_cpu.cc
1382155SN/A        o3/alpha_cpu_builder.cc
1392765Sktlim@umich.edu        o3/base_dyn_inst.cc
1402155SN/A        o3/bpred_unit.cc
1412155SN/A        o3/btb.cc
1422155SN/A        o3/commit.cc
1432155SN/A        o3/decode.cc
1442155SN/A        o3/fetch.cc
1452155SN/A        o3/free_list.cc
1462292SN/A        o3/fu_pool.cc
1472155SN/A        o3/cpu.cc
1482155SN/A        o3/iew.cc
1492155SN/A        o3/inst_queue.cc
1502292SN/A        o3/lsq_unit.cc
1512292SN/A        o3/lsq.cc
1522155SN/A        o3/mem_dep_unit.cc
1532155SN/A        o3/ras.cc
1542155SN/A        o3/rename.cc
1552155SN/A        o3/rename_map.cc
1562155SN/A        o3/rob.cc
1572292SN/A        o3/scoreboard.cc
1582155SN/A        o3/store_set.cc
1592155SN/A        o3/tournament_pred.cc
1602155SN/A        ''')
1612766Sktlim@umich.edu    if env['USE_CHECKER']:
1622765Sktlim@umich.edu        sources += Split('o3/checker_builder.cc')
1632155SN/A
1642292SN/Aif 'OzoneSimpleCPU' in env['CPU_MODELS']:
1652292SN/A    sources += Split('''
1662292SN/A        ozone/cpu.cc
1672292SN/A        ozone/cpu_builder.cc
1682292SN/A        ozone/dyn_inst.cc
1692292SN/A        ozone/front_end.cc
1702292SN/A        ozone/inorder_back_end.cc
1712292SN/A        ozone/inst_queue.cc
1722292SN/A        ozone/rename_table.cc
1732292SN/A        ''')
1742292SN/A
1752292SN/Aif 'OzoneCPU' in env['CPU_MODELS']:
1762292SN/A    sources += Split('''
1772765Sktlim@umich.edu        ozone/base_dyn_inst.cc
1782765Sktlim@umich.edu        ozone/bpred_unit.cc
1792292SN/A        ozone/lsq_unit.cc
1802297SN/A        ozone/lw_back_end.cc
1812297SN/A        ozone/lw_lsq.cc
1822292SN/A        ''')
1832766Sktlim@umich.edu    if env['USE_CHECKER']:
1842765Sktlim@umich.edu        sources += Split('ozone/checker_builder.cc')
1852292SN/A
1862766Sktlim@umich.eduif env['USE_CHECKER']:
1872733Sktlim@umich.edu    checker_supports = False
1882733Sktlim@umich.edu    for i in CheckerSupportedCPUList:
1892733Sktlim@umich.edu        if i in env['CPU_MODELS']:
1902733Sktlim@umich.edu            checker_supports = True
1912733Sktlim@umich.edu    if not checker_supports:
1922733Sktlim@umich.edu        print "Checker only supports CPU models %s, please " \
1932733Sktlim@umich.edu              "set USE_CHECKER=False or use one of those CPU models" \
1942733Sktlim@umich.edu              % CheckerSupportedCPUList
1952733Sktlim@umich.edu        Exit(1)
1962733Sktlim@umich.edu
1972315SN/A
1982761Sstever@eecs.umich.edu# FullCPU sources are included from src/SConscript since they're not
1992155SN/A# below this point in the file hierarchy.
2002155SN/A
2012155SN/A# Convert file names to SCons File objects.  This takes care of the
2022155SN/A# path relative to the top of the directory tree.
2032155SN/Asources = [File(s) for s in sources]
2042155SN/A
2052155SN/AReturn('sources')
2062155SN/A
207