SConscript revision 4781:59a75bd0ddf4
111308Santhony.gutierrez@amd.com# -*- mode:python -*-
211308Santhony.gutierrez@amd.com
311308Santhony.gutierrez@amd.com# Copyright (c) 2006 The Regents of The University of Michigan
411308Santhony.gutierrez@amd.com# All rights reserved.
511308Santhony.gutierrez@amd.com#
611308Santhony.gutierrez@amd.com# Redistribution and use in source and binary forms, with or without
711308Santhony.gutierrez@amd.com# modification, are permitted provided that the following conditions are
811308Santhony.gutierrez@amd.com# met: redistributions of source code must retain the above copyright
911308Santhony.gutierrez@amd.com# notice, this list of conditions and the following disclaimer;
1011308Santhony.gutierrez@amd.com# redistributions in binary form must reproduce the above copyright
1111308Santhony.gutierrez@amd.com# notice, this list of conditions and the following disclaimer in the
1211308Santhony.gutierrez@amd.com# documentation and/or other materials provided with the distribution;
1311308Santhony.gutierrez@amd.com# neither the name of the copyright holders nor the names of its
1411308Santhony.gutierrez@amd.com# contributors may be used to endorse or promote products derived from
1511308Santhony.gutierrez@amd.com# this software without specific prior written permission.
1611308Santhony.gutierrez@amd.com#
1711308Santhony.gutierrez@amd.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1811308Santhony.gutierrez@amd.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1911308Santhony.gutierrez@amd.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
2011308Santhony.gutierrez@amd.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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2611308Santhony.gutierrez@amd.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
2711308Santhony.gutierrez@amd.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
2811308Santhony.gutierrez@amd.com#
2911308Santhony.gutierrez@amd.com# Authors: Steve Reinhardt
3011308Santhony.gutierrez@amd.com
3111308Santhony.gutierrez@amd.comimport sys
3211308Santhony.gutierrez@amd.com
3311308Santhony.gutierrez@amd.comImport('*')
3411308Santhony.gutierrez@amd.com
3511308Santhony.gutierrez@amd.com#################################################################
3611308Santhony.gutierrez@amd.com#
3711308Santhony.gutierrez@amd.com# ISA "switch header" generation.
3811308Santhony.gutierrez@amd.com#
3911308Santhony.gutierrez@amd.com# Auto-generate arch headers that include the right ISA-specific
4011308Santhony.gutierrez@amd.com# header based on the setting of THE_ISA preprocessor variable.
4111308Santhony.gutierrez@amd.com#
4211308Santhony.gutierrez@amd.com#################################################################
4311308Santhony.gutierrez@amd.com
4411308Santhony.gutierrez@amd.com# List of headers to generate
4511308Santhony.gutierrez@amd.comisa_switch_hdrs = Split('''
4611308Santhony.gutierrez@amd.com        arguments.hh
4711308Santhony.gutierrez@amd.com        faults.hh
4811308Santhony.gutierrez@amd.com        interrupts.hh
4911308Santhony.gutierrez@amd.com        isa_traits.hh
5011308Santhony.gutierrez@amd.com        kernel_stats.hh
5111308Santhony.gutierrez@amd.com        locked_mem.hh
5211308Santhony.gutierrez@amd.com        mmaped_ipr.hh
5311308Santhony.gutierrez@amd.com        process.hh
5411308Santhony.gutierrez@amd.com        predecoder.hh
5511308Santhony.gutierrez@amd.com        regfile.hh
5611308Santhony.gutierrez@amd.com        remote_gdb.hh
5711308Santhony.gutierrez@amd.com        stacktrace.hh
5811308Santhony.gutierrez@amd.com        syscallreturn.hh
5911308Santhony.gutierrez@amd.com        tlb.hh
6011308Santhony.gutierrez@amd.com        types.hh
6111308Santhony.gutierrez@amd.com        utility.hh
6211308Santhony.gutierrez@amd.com        vtophys.hh
6311308Santhony.gutierrez@amd.com        ''')
6411308Santhony.gutierrez@amd.com
6511308Santhony.gutierrez@amd.com# Set up this directory to support switching headers
6611308Santhony.gutierrez@amd.commake_switching_dir('arch', isa_switch_hdrs, env)
6711308Santhony.gutierrez@amd.com
6811308Santhony.gutierrez@amd.com#################################################################
6911308Santhony.gutierrez@amd.com#
7011308Santhony.gutierrez@amd.com# Include architecture-specific files.
7111308Santhony.gutierrez@amd.com#
7211308Santhony.gutierrez@amd.com#################################################################
7311308Santhony.gutierrez@amd.com
7411308Santhony.gutierrez@amd.com#
7511308Santhony.gutierrez@amd.com# Build a SCons scanner for ISA files
7611308Santhony.gutierrez@amd.com#
7711308Santhony.gutierrez@amd.comimport SCons.Scanner
7811308Santhony.gutierrez@amd.com
7911308Santhony.gutierrez@amd.comisa_scanner = SCons.Scanner.Classic("ISAScan",
8011308Santhony.gutierrez@amd.com                                    [".isa", ".ISA"],
8111308Santhony.gutierrez@amd.com                                    "SRCDIR",
8211639Salexandru.dutu@amd.com                                    r'^\s*##include\s+"([\w/.-]*)"')
8311308Santhony.gutierrez@amd.com
8411308Santhony.gutierrez@amd.comenv.Append(SCANNERS = isa_scanner)
8511308Santhony.gutierrez@amd.com
8611308Santhony.gutierrez@amd.com#
8711534Sjohn.kalamatianos@amd.com# Now create a Builder object that uses isa_parser.py to generate C++
8811308Santhony.gutierrez@amd.com# output from the ISA description (*.isa) files.
8911308Santhony.gutierrez@amd.com#
9011308Santhony.gutierrez@amd.com
9111308Santhony.gutierrez@amd.com# Convert to File node to fix path
9211308Santhony.gutierrez@amd.comisa_parser = File('isa_parser.py')
9311308Santhony.gutierrez@amd.comcpu_models_file = File('../cpu/cpu_models.py')
9411308Santhony.gutierrez@amd.com
9511308Santhony.gutierrez@amd.com# This sucks in the defintions of the CpuModel objects.
9611308Santhony.gutierrez@amd.comexecfile(cpu_models_file.srcnode().abspath)
9711308Santhony.gutierrez@amd.com
9811308Santhony.gutierrez@amd.com# Several files are generated from the ISA description.
9911308Santhony.gutierrez@amd.com# We always get the basic decoder and header file.
10011308Santhony.gutierrez@amd.comisa_desc_gen_files = [ 'decoder.cc', 'decoder.hh' ]
10111308Santhony.gutierrez@amd.com# We also get an execute file for each selected CPU model.
10211308Santhony.gutierrez@amd.comisa_desc_gen_files += [CpuModel.dict[cpu].filename
10311308Santhony.gutierrez@amd.com                       for cpu in env['CPU_MODELS']]
10411308Santhony.gutierrez@amd.com
10511308Santhony.gutierrez@amd.com# Also include the CheckerCPU as one of the models if it is being
10611308Santhony.gutierrez@amd.com# enabled via command line.
10711308Santhony.gutierrez@amd.comif env['USE_CHECKER']:
10811308Santhony.gutierrez@amd.com    isa_desc_gen_files += [CpuModel.dict['CheckerCPU'].filename]
10911308Santhony.gutierrez@amd.com
11011308Santhony.gutierrez@amd.com# The emitter patches up the sources & targets to include the
11111308Santhony.gutierrez@amd.com# autogenerated files as targets and isa parser itself as a source.
11211308Santhony.gutierrez@amd.comdef isa_desc_emitter(target, source, env):
11311308Santhony.gutierrez@amd.com    return (isa_desc_gen_files, [isa_parser, cpu_models_file] + source)
11411308Santhony.gutierrez@amd.com
11511308Santhony.gutierrez@amd.com# Pieces are in place, so create the builder.
11611308Santhony.gutierrez@amd.compython = sys.executable  # use same Python binary used to run scons
11711308Santhony.gutierrez@amd.com
11811308Santhony.gutierrez@amd.com# Also include the CheckerCPU as one of the models if it is being
11911308Santhony.gutierrez@amd.com# enabled via command line.
12011308Santhony.gutierrez@amd.comif env['USE_CHECKER']:
12111308Santhony.gutierrez@amd.com    isa_desc_builder = Builder(action=python + ' $SOURCES $TARGET.dir $CPU_MODELS CheckerCPU',
12211308Santhony.gutierrez@amd.com                               emitter = isa_desc_emitter)
12311308Santhony.gutierrez@amd.comelse:
12411308Santhony.gutierrez@amd.com    isa_desc_builder = Builder(action=python + ' $SOURCES $TARGET.dir $CPU_MODELS',
12511308Santhony.gutierrez@amd.com                               emitter = isa_desc_emitter)
12611308Santhony.gutierrez@amd.com
12711308Santhony.gutierrez@amd.comenv.Append(BUILDERS = { 'ISADesc' : isa_desc_builder })
12811308Santhony.gutierrez@amd.com