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1 import struct
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2 import types
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3 from ..basetarget import Register, Instruction, Target
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4 from ppci import CompilerError
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5 from .registers import r10, r11, r12, r13, r14, r15
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6 from .instructions import Reti, Mov, Add
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7 from ...assembler import BaseAssembler
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8
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9
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10 # Create the target class (singleton):
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11
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12 class Msp430Assembler(BaseAssembler):
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13 def __init__(self, target):
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14 super().__init__(target)
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15 self.make_parser()
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16
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17
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18 class Msp430Target(Target):
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19 def __init__(self):
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20 super().__init__('msp430')
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21
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22 # Registers:
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23 self.add_keyword('r10')
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24 self.add_keyword('r11')
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25 self.add_keyword('r12')
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26 self.add_keyword('r13')
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27 self.add_keyword('r14')
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28 self.add_keyword('r15')
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29 self.add_rule('reg', ['r10'], lambda rhs: r10)
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30 self.add_rule('reg', ['r11'], lambda rhs: r11)
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31 self.add_rule('reg', ['r12'], lambda rhs: r12)
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32 self.add_rule('reg', ['r13'], lambda rhs: r13)
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33 self.add_rule('reg', ['r14'], lambda rhs: r14)
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34 self.add_rule('reg', ['r15'], lambda rhs: r15)
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35
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36 # Instructions rules:
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37 self.add_keyword('mov')
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38 self.add_instruction(['mov', 'reg', ',', 'reg'],
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39 lambda rhs: Mov(rhs[1], rhs[3]))
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40 self.add_instruction(['mov', 'imm16', ',', 'reg'],
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41 lambda rhs: Mov(rhs[1], rhs[3]))
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42
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43 self.add_keyword('add')
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44 self.add_instruction(['add', 'reg', ',', 'reg'],
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45 lambda rhs: Add(rhs[1], rhs[3]))
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46
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47 self.add_keyword('reti')
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48 self.add_instruction(['reti'], lambda rhs: Reti())
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49
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50 self.assembler = Msp430Assembler(self)
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51
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52 self.registers.append(r10)
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53 self.registers.append(r11)
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54 self.registers.append(r12)
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55 self.registers.append(r13)
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56 self.registers.append(r14)
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57 self.registers.append(r15)
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61 # Target description for the MSP430 processor
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