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# Copyright (c) 2007 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.
from micro_asm import MicroAssembler, CombinationalMacroop, RomMacroop, Rom
class Bah(object):
def __init__(self):
self.mnemonic = "bah"
class Bah_Tweaked(object):
def __init__(self):
self.mnemonic = "bah_tweaked"
class Hoop(object):
def __init__(self, first_param, second_param):
self.mnemonic = "hoop_%s_%s" % (first_param, second_param)
def __str__(self):
return "%s" % self.mnemonic
class Dah(object):
def __init__(self):
self.mnemonic = "dah"
microops = {"bah": Bah, "hoop": Hoop, "dah": Dah}
class TestMacroop(CombinationalMacroop):
def tweak(self):
microops["bah"] = Bah_Tweaked
def untweak(self):
microops["bah"] = Bah
def print_debug(self, message):
print(message)
def __init__(self, name):
super().__init__(name)
self.directives = {
"tweak": self.tweak,
"untweak": self.untweak,
"print": self.print_debug,
}
assembler = MicroAssembler(TestMacroop, microops, Rom("main ROM"), RomMacroop)
testAssembly = """
# Single line comment
def rom {
goo: bah
extern la: hoop 4*8, "a"
}; /* multiline comment on one line */
/* multi line comment across lines
to make sure they work */
def macroop squishy {
.tweak
bah
.untweak
.print "In the midst"
bah
dah # single line comment after something
.tweak
};
#Extending the rom...
def rom
{
#Here's more stuff for the rom
bah
};
def macroop squashy {
bah
};
def macroop jumper (bar);
"""
assembler.assemble(testAssembly)