dc23a1fb9c
These will enable or disable the java and lua51 m5 op wrappers depending on whether the required tools are available on the host system. Change-Id: I2b11a13a39b2dfd5d45a9ed57702d2e225ef7d2e Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/27214 Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu> Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
68 lines
2.8 KiB
Python
68 lines
2.8 KiB
Python
# Copyright 2020 Google, Inc.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import os
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main = Environment()
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# Includes which are shared with gem5 itself.
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common_include = Dir('..').Dir('..').Dir('include')
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src_dir = Dir('src')
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build_dir = Dir('build')
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def abspath(d):
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return os.path.abspath(str(d))
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# Universal settings.
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main.Append(CCFLAGS=[ '-O2' ])
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main.Append(CPPPATH=[ common_include ])
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# Propogate the environment's PATH setting.
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main['ENV']['PATH'] = os.environ['PATH']
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# Cross compiler prefix.
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main['CROSS_COMPILE'] = os.environ.get('CROSS_COMPILE', 'aarch64-linux-gnu-')
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main['CC'] = '${CROSS_COMPILE}gcc'
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main['AS'] = '${CROSS_COMPILE}as'
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main['LD'] = '${CROSS_COMPILE}ld'
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main['AR'] = '${CROSS_COMPILE}ar'
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# Detect some dependencies of some forms of the m5 utility/library.
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main['HAVE_JAVA'] = all(key in main for key in ('JAVAC', 'JAR'))
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main['HAVE_PKG_CONFIG'] = main.Detect('pkg-config') is not None
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main['HAVE_LUA51'] = (main['HAVE_PKG_CONFIG'] and
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os.system('pkg-config --exists lua51') == 0)
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# Put the sconsign file in the build dir so everything can be deleted at once.
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main.SConsignFile(os.path.join(abspath(build_dir), 'sconsign'))
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# Use soft links instead of hard links when setting up a build directory.
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main.SetOption('duplicate', 'soft-copy')
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env = main.Clone()
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main.SConscript(src_dir.File('SConscript'),
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variant_dir=build_dir, exports='env')
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