SConscript revision 5944
12139SN/A# -*- mode:python -*- 22139SN/A 32139SN/A# Copyright (c) 2006 The Regents of The University of Michigan 42139SN/A# All rights reserved. 52139SN/A# 62139SN/A# Redistribution and use in source and binary forms, with or without 72139SN/A# modification, are permitted provided that the following conditions are 82139SN/A# met: redistributions of source code must retain the above copyright 92139SN/A# notice, this list of conditions and the following disclaimer; 102139SN/A# redistributions in binary form must reproduce the above copyright 112139SN/A# notice, this list of conditions and the following disclaimer in the 122139SN/A# documentation and/or other materials provided with the distribution; 132139SN/A# neither the name of the copyright holders nor the names of its 142139SN/A# contributors may be used to endorse or promote products derived from 152139SN/A# this software without specific prior written permission. 162139SN/A# 172139SN/A# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 182139SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 192139SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 202139SN/A# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 212139SN/A# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 222139SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 232139SN/A# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 242139SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 252139SN/A# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 262139SN/A# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 272139SN/A# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 282665Ssaidi@eecs.umich.edu# 292665Ssaidi@eecs.umich.edu# Authors: Steve Reinhardt 302139SN/A 314202Sbinkertn@umich.eduimport sys 322139SN/A 334202Sbinkertn@umich.eduImport('*') 342152SN/A 352152SN/A################################################################# 362139SN/A# 372139SN/A# ISA "switch header" generation. 382139SN/A# 392139SN/A# Auto-generate arch headers that include the right ISA-specific 402139SN/A# header based on the setting of THE_ISA preprocessor variable. 412152SN/A# 422152SN/A################################################################# 432139SN/A 442139SN/A# List of headers to generate 452139SN/Aisa_switch_hdrs = Split(''' 464781Snate@binkert.org arguments.hh 474781Snate@binkert.org faults.hh 484781Snate@binkert.org interrupts.hh 496313Sgblack@eecs.umich.edu isa_traits.hh 504781Snate@binkert.org kernel_stats.hh 514781Snate@binkert.org locked_mem.hh 523170Sstever@eecs.umich.edu microcode_rom.hh 535664Sgblack@eecs.umich.edu mmaped_ipr.hh 543806Ssaidi@eecs.umich.edu process.hh 556179Sksewell@umich.edu predecoder.hh 564781Snate@binkert.org regfile.hh 574781Snate@binkert.org remote_gdb.hh 586329Sgblack@eecs.umich.edu stacktrace.hh 594781Snate@binkert.org syscallreturn.hh 604781Snate@binkert.org tlb.hh 614781Snate@binkert.org types.hh 624781Snate@binkert.org utility.hh 634781Snate@binkert.org vtophys.hh 644781Snate@binkert.org ''') 652139SN/A 662139SN/A# Set up this directory to support switching headers 673546Sgblack@eecs.umich.edumake_switching_dir('arch', isa_switch_hdrs, env) 684202Sbinkertn@umich.edu 692152SN/A################################################################# 702152SN/A# 712152SN/A# Include architecture-specific files. 722152SN/A# 732152SN/A################################################################# 742152SN/A 752152SN/A# 762152SN/A# Build a SCons scanner for ISA files 772152SN/A# 782152SN/Aimport SCons.Scanner 792152SN/A 802152SN/Aisa_scanner = SCons.Scanner.Classic("ISAScan", 812504SN/A [".isa", ".ISA"], 822504SN/A "SRCDIR", 832504SN/A r'^\s*##include\s+"([\w/.-]*)"') 842504SN/A 852152SN/Aenv.Append(SCANNERS = isa_scanner) 862504SN/A 872152SN/A# 882152SN/A# Now create a Builder object that uses isa_parser.py to generate C++ 892152SN/A# output from the ISA description (*.isa) files. 902152SN/A# 912152SN/A 922152SN/A# Convert to File node to fix path 936993Snate@binkert.orgisa_parser = File('isa_parser.py') 946993Snate@binkert.orgcpu_models_file = File('../cpu/cpu_models.py') 956993Snate@binkert.org 966993Snate@binkert.org# This sucks in the defintions of the CpuModel objects. 976993Snate@binkert.orgexecfile(cpu_models_file.srcnode().abspath) 986993Snate@binkert.org 996993Snate@binkert.org# Several files are generated from the ISA description. 1006993Snate@binkert.org# We always get the basic decoder and header file. 1016993Snate@binkert.orgisa_desc_gen_files = [ 'decoder.cc', 'decoder.hh', 'max_inst_regs.hh' ] 1026993Snate@binkert.org# We also get an execute file for each selected CPU model. 1036993Snate@binkert.orgisa_desc_gen_files += [CpuModel.dict[cpu].filename 1046993Snate@binkert.org for cpu in env['CPU_MODELS']] 1056993Snate@binkert.org 1066993Snate@binkert.org# Also include the CheckerCPU as one of the models if it is being 1076993Snate@binkert.org# enabled via command line. 1086993Snate@binkert.orgif env['USE_CHECKER']: 1096993Snate@binkert.org isa_desc_gen_files += [CpuModel.dict['CheckerCPU'].filename] 1106998Snate@binkert.org 1116998Snate@binkert.org# The emitter patches up the sources & targets to include the 1126998Snate@binkert.org# autogenerated files as targets and isa parser itself as a source. 1136993Snate@binkert.orgdef isa_desc_emitter(target, source, env): 1146993Snate@binkert.org return (isa_desc_gen_files, [isa_parser, cpu_models_file] + source) 1156993Snate@binkert.org 1166993Snate@binkert.org# Pieces are in place, so create the builder. 1176993Snate@binkert.orgpython = sys.executable # use same Python binary used to run scons 1186993Snate@binkert.org 1196993Snate@binkert.org# Also include the CheckerCPU as one of the models if it is being 1206993Snate@binkert.org# enabled via command line. 1216993Snate@binkert.orgif env['USE_CHECKER']: 1222152SN/A isa_desc_builder = Builder(action=python + ' $SOURCES $TARGET.dir $CPU_MODELS CheckerCPU', 1232766Sktlim@umich.edu emitter = isa_desc_emitter) 1242766Sktlim@umich.eduelse: 1256993Snate@binkert.org isa_desc_builder = Builder(action=python + ' $SOURCES $TARGET.dir $CPU_MODELS', 1262152SN/A emitter = isa_desc_emitter) 1272152SN/A 1285944Sgblack@eecs.umich.eduenv.Append(BUILDERS = { 'ISADesc' : isa_desc_builder }) 1295944Sgblack@eecs.umich.edu 1305944Sgblack@eecs.umich.eduTraceFlag('IntRegs') 1315944Sgblack@eecs.umich.eduTraceFlag('FloatRegs') 1325944Sgblack@eecs.umich.eduTraceFlag('MiscRegs') 133CompoundFlag('Registers', [ 'IntRegs', 'FloatRegs', 'MiscRegs' ]) 134