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gem5/SConscript
Ron Dreslinski 9e3d79694c Move to a model with a unified request object. 
Constructor takes a bool to signify that it is either a cpu_request or not a cpu_request.
When accedding variables of a cpu_request it asserts that it is a cpu_request.
It also asserts that a value being read has been written at some point in time prior (not gaurnteeing it is up to date, but it was at least written before read).

There is also a isCpuReq() function to determine if this is a cpu_request.  It should be called before accesing a cpu_request only variable.

SConscript:
    Add compilation support for request.cc
arch/alpha/tlb.cc:
arch/alpha/tlb.hh:
cpu/cpu_exec_context.hh:
cpu/exec_context.hh:
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
dev/io_device.cc:
mem/page_table.cc:
mem/page_table.hh:
mem/port.cc:
    Update for unified request object and accessor functions.
mem/request.hh:
    Remove CpuRequest, make it a unified object.  Make variables private with accessor functions.

    May want to move things from .cc file into header (usually a assert() and either returning a value, or writting two).

--HG--
extra : convert_revision : f1e45cc490dadc7a418634539b03c3e72684a6e3
2006-04-07 15:54:48 -04:00

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# -*- mode:python -*-
# Copyright (c) 2004-2005 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os
import sys
from os.path import isdir
# This file defines how to build a particular configuration of M5
# based on variable settings in the 'env' build environment.
# Import build environment variable from SConstruct.
Import('env')
###################################################
#
# Define needed sources.
#
###################################################
# Base sources used by all configurations.
base_sources = Split('''
base/circlebuf.cc
base/copyright.cc
base/cprintf.cc
base/embedfile.cc
base/fast_alloc.cc
base/fifo_buffer.cc
base/hostinfo.cc
base/hybrid_pred.cc
base/inifile.cc
base/intmath.cc
base/match.cc
base/misc.cc
base/output.cc
base/pollevent.cc
base/range.cc
base/random.cc
base/sat_counter.cc
base/socket.cc
base/statistics.cc
base/str.cc
base/time.cc
base/trace.cc
base/traceflags.cc
base/userinfo.cc
base/compression/lzss_compression.cc
base/loader/aout_object.cc
base/loader/ecoff_object.cc
base/loader/elf_object.cc
base/loader/object_file.cc
base/loader/symtab.cc
base/stats/events.cc
base/stats/statdb.cc
base/stats/visit.cc
base/stats/text.cc
cpu/base.cc
cpu/cpu_exec_context.cc
cpu/exetrace.cc
cpu/op_class.cc
cpu/pc_event.cc
cpu/static_inst.cc
cpu/sampler/sampler.cc
mem/request.cc
mem/connector.cc
mem/mem_object.cc
mem/physical.cc
mem/port.cc
mem/bus.cc
python/pyconfig.cc
python/embedded_py.cc
sim/builder.cc
sim/configfile.cc
sim/debug.cc
sim/eventq.cc
sim/faults.cc
sim/main.cc
sim/param.cc
sim/profile.cc
sim/root.cc
sim/serialize.cc
sim/sim_events.cc
sim/sim_exit.cc
sim/sim_object.cc
sim/startup.cc
sim/stat_context.cc
sim/stat_control.cc
sim/system.cc
sim/trace_context.cc
''')
# Old FullCPU sources
full_cpu_sources = Split('''
encumbered/cpu/full/bpred.cc
encumbered/cpu/full/commit.cc
encumbered/cpu/full/cpu.cc
encumbered/cpu/full/create_vector.cc
encumbered/cpu/full/cv_spec_state.cc
encumbered/cpu/full/dd_queue.cc
encumbered/cpu/full/dep_link.cc
encumbered/cpu/full/dispatch.cc
encumbered/cpu/full/dyn_inst.cc
encumbered/cpu/full/execute.cc
encumbered/cpu/full/fetch.cc
encumbered/cpu/full/floss_reasons.cc
encumbered/cpu/full/fu_pool.cc
encumbered/cpu/full/inst_fifo.cc
encumbered/cpu/full/instpipe.cc
encumbered/cpu/full/issue.cc
encumbered/cpu/full/ls_queue.cc
encumbered/cpu/full/machine_queue.cc
encumbered/cpu/full/pipetrace.cc
encumbered/cpu/full/readyq.cc
encumbered/cpu/full/reg_info.cc
encumbered/cpu/full/rob_station.cc
encumbered/cpu/full/spec_memory.cc
encumbered/cpu/full/spec_state.cc
encumbered/cpu/full/storebuffer.cc
encumbered/cpu/full/writeback.cc
encumbered/cpu/full/iq/iq_station.cc
encumbered/cpu/full/iq/iqueue.cc
encumbered/cpu/full/iq/segmented/chain_info.cc
encumbered/cpu/full/iq/segmented/chain_wire.cc
encumbered/cpu/full/iq/segmented/iq_seg.cc
encumbered/cpu/full/iq/segmented/iq_segmented.cc
encumbered/cpu/full/iq/segmented/seg_chain.cc
encumbered/cpu/full/iq/seznec/iq_seznec.cc
encumbered/cpu/full/iq/standard/iq_standard.cc
''')
trace_reader_sources = Split('''
cpu/trace/reader/mem_trace_reader.cc
cpu/trace/reader/ibm_reader.cc
cpu/trace/reader/itx_reader.cc
cpu/trace/reader/m5_reader.cc
cpu/trace/opt_cpu.cc
cpu/trace/trace_cpu.cc
''')
# MySql sources
mysql_sources = Split('''
base/mysql.cc
base/stats/mysql.cc
''')
# Full-system sources
full_system_sources = Split('''
base/crc.cc
base/inet.cc
base/remote_gdb.cc
cpu/intr_control.cc
cpu/profile.cc
dev/alpha_console.cc
dev/disk_image.cc
dev/io_device.cc
dev/platform.cc
dev/simconsole.cc
dev/simple_disk.cc
dev/uart.cc
dev/uart8250.cc
kern/kernel_binning.cc
kern/kernel_stats.cc
kern/system_events.cc
kern/linux/events.cc
kern/linux/linux_syscalls.cc
kern/linux/printk.cc
mem/vport.cc
sim/pseudo_inst.cc
''')
# dev/baddev.cc
# dev/etherbus.cc
# dev/etherdump.cc
# dev/etherint.cc
# dev/etherlink.cc
# dev/etherpkt.cc
# dev/ethertap.cc
# dev/ide_ctrl.cc
# dev/ide_disk.cc
# dev/ns_gige.cc
# dev/pciconfigall.cc
# dev/pcidev.cc
# dev/pcifake.cc
# dev/pktfifo.cc
# dev/sinic.cc
# dev/tsunami.cc
# dev/tsunami_cchip.cc
# dev/isa_fake.cc
# dev/tsunami_io.cc
# dev/tsunami_pchip.cc
if env['TARGET_ISA'] == 'alpha':
full_system_sources += Split('''
kern/tru64/dump_mbuf.cc
kern/tru64/printf.cc
kern/tru64/tru64_events.cc
kern/tru64/tru64_syscalls.cc
''')
# turbolaser encumbered sources
turbolaser_sources = Split('''
encumbered/dev/dma.cc
encumbered/dev/etherdev.cc
encumbered/dev/scsi.cc
encumbered/dev/scsi_ctrl.cc
encumbered/dev/scsi_disk.cc
encumbered/dev/scsi_none.cc
encumbered/dev/tlaser_clock.cc
encumbered/dev/tlaser_ipi.cc
encumbered/dev/tlaser_mbox.cc
encumbered/dev/tlaser_mc146818.cc
encumbered/dev/tlaser_node.cc
encumbered/dev/tlaser_pcia.cc
encumbered/dev/tlaser_pcidev.cc
encumbered/dev/tlaser_serial.cc
encumbered/dev/turbolaser.cc
encumbered/dev/uart8530.cc
''')
# Syscall emulation (non-full-system) sources
syscall_emulation_sources = Split('''
kern/linux/linux.cc
mem/translating_port.cc
mem/page_table.cc
sim/process.cc
sim/syscall_emul.cc
''')
if env['TARGET_ISA'] == 'alpha':
syscall_emulation_sources += Split('''
kern/tru64/tru64.cc
''')
alpha_eio_sources = Split('''
encumbered/eio/exolex.cc
encumbered/eio/libexo.cc
encumbered/eio/eio.cc
''')
if env['TARGET_ISA'] == 'ALPHA_ISA':
syscall_emulation_sources += alpha_eio_sources
memtest_sources = Split('''
cpu/memtest/memtest.cc
''')
# Add a flag defining what THE_ISA should be for all compilation
env.Append(CPPDEFINES=[('THE_ISA','%s_ISA' % env['TARGET_ISA'].upper())])
arch_sources = SConscript('arch/SConscript',
exports = 'env', duplicate = False)
cpu_sources = SConscript('cpu/SConscript',
exports = 'env', duplicate = False)
# This is outside of cpu/SConscript since the source directory isn't
# underneath 'cpu'.
if 'FullCPU' in env['CPU_MODELS']:
cpu_sources += full_cpu_sources
# Set up complete list of sources based on configuration.
sources = base_sources + arch_sources + cpu_sources
if env['FULL_SYSTEM']:
sources += full_system_sources
if env['ALPHA_TLASER']:
sources += turbolaser_sources
else:
sources += syscall_emulation_sources
if env['USE_MYSQL']:
sources += mysql_sources
for opt in env.ExportOptions:
env.ConfigFile(opt)
###################################################
#
# Special build rules.
#
###################################################
# base/traceflags.{cc,hh} are generated from base/traceflags.py.
# $TARGET.base will expand to "<build-dir>/base/traceflags".
env.Command(Split('base/traceflags.hh base/traceflags.cc'),
'base/traceflags.py',
'python $SOURCE $TARGET.base')
# libelf build is described in its own SConscript file.
# SConscript-local is the per-config build, which just copies some
# header files into a place where they can be found.
SConscript('libelf/SConscript-local', exports = 'env', duplicate=0)
SConscript('python/SConscript', exports = ['env'], duplicate=0)
# This function adds the specified sources to the given build
# environment, and returns a list of all the corresponding SCons
# Object nodes (including an extra one for date.cc). We explicitly
# add the Object nodes so we can set up special dependencies for
# date.cc.
def make_objs(sources, env):
objs = [env.Object(s) for s in sources]
# make date.cc depend on all other objects so it always gets
# recompiled whenever anything else does
date_obj = env.Object('base/date.cc')
env.Depends(date_obj, objs)
objs.append(date_obj)
return objs
###################################################
#
# Define binaries. Each different build type (debug, opt, etc.) gets
# a slightly different build environment.
#
###################################################
# Include file paths are rooted in this directory. SCons will
# automatically expand '.' to refer to both the source directory and
# the corresponding build directory to pick up generated include
# files.
env.Append(CPPPATH='.')
env.Append(CPPPATH='./libelf')
# Debug binary
debugEnv = env.Copy(OBJSUFFIX='.do')
debugEnv.Label = 'debug'
debugEnv.Append(CCFLAGS=Split('-g -gstabs+ -O0'))
debugEnv.Append(CPPDEFINES='DEBUG')
tlist = debugEnv.Program(target = 'm5.debug',
source = make_objs(sources, debugEnv))
debugEnv.M5Binary = tlist[0]
# Optimized binary
optEnv = env.Copy()
optEnv.Label = 'opt'
optEnv.Append(CCFLAGS=Split('-g -O5'))
tlist = optEnv.Program(target = 'm5.opt',
source = make_objs(sources, optEnv))
optEnv.M5Binary = tlist[0]
# "Fast" binary
fastEnv = env.Copy(OBJSUFFIX='.fo')
fastEnv.Label = 'fast'
fastEnv.Append(CCFLAGS=Split('-O5'))
fastEnv.Append(CPPDEFINES='NDEBUG')
fastEnv.Program(target = 'm5.fast.unstripped',
source = make_objs(sources, fastEnv))
tlist = fastEnv.Command(target = 'm5.fast',
source = 'm5.fast.unstripped',
action = 'strip $SOURCE -o $TARGET')
fastEnv.M5Binary = tlist[0]
# Profiled binary
profEnv = env.Copy(OBJSUFFIX='.po')
profEnv.Label = 'prof'
profEnv.Append(CCFLAGS=Split('-O5 -g -pg'), LINKFLAGS='-pg')
tlist = profEnv.Program(target = 'm5.prof',
source = make_objs(sources, profEnv))
profEnv.M5Binary = tlist[0]
envList = [debugEnv, optEnv, fastEnv, profEnv]
Return('envList')
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