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lundump: prettier instruction annotations

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CPunch 2023-12-25 17:54:46 -06:00
parent df8e9f7e83
commit 6c98c3c5a0
1 changed files with 8 additions and 9 deletions
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17
lundump.py
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@ -127,22 +127,21 @@ class Instruction:
def getAnnotation(self, chunk): def getAnnotation(self, chunk):
if self.opcode == Opcodes.MOVE: if self.opcode == Opcodes.MOVE:
return "move R[%d] into R[%d]" % (self.B, self.A) return "R[%d] := R[%d]" % (self.A, self.B)
elif self.opcode == Opcodes.LOADK: elif self.opcode == Opcodes.LOADK:
return "load %s into R[%d]" % (chunk.getConstant(self.B).toCode(), self.A) return "R[%d] := K[%d] (%s)" % (self.A, self.B, chunk.getConstant(self.B).toCode())
elif self.opcode == Opcodes.GETGLOBAL: elif self.opcode == Opcodes.GETGLOBAL:
return 'move _G[%s] into R[%d]' % (chunk.getConstant(self.B).toCode(), self.A) return 'R[%d] := _G[%s]' % (self.A, chunk.getConstant(self.B).toCode())
elif self.opcode == Opcodes.ADD: elif self.opcode == Opcodes.ADD:
return 'add %s to %s, place into R[%d]' % (self.__formatRK(self.C), self.__formatRK(self.B), self.A) return 'R[%d] := %s + %s' % (self.A, self.__formatRK(self.B), self.__formatRK(self.C))
elif self.opcode == Opcodes.SUB: elif self.opcode == Opcodes.SUB:
return 'sub %s from %s, place into R[%d]' % (self.__formatRK(self.C), self.__formatRK(self.B), self.A) return 'R[%d] := %s - %s' % (self.A, self.__formatRK(self.B), self.__formatRK(self.C))
elif self.opcode == Opcodes.MUL: elif self.opcode == Opcodes.MUL:
return 'mul %s to %s, place into R[%d]' % (self.__formatRK(self.C), self.__formatRK(self.B), self.A) return 'R[%d] := %s * %s' % (self.A, self.__formatRK(self.B), self.__formatRK(self.C))
elif self.opcode == Opcodes.DIV: elif self.opcode == Opcodes.DIV:
return 'div %s from %s, place into R[%d]' % (self.__formatRK(self.C), self.__formatRK(self.B), self.A) return 'R[%d] := %s / %s' % (self.A, self.__formatRK(self.B), self.__formatRK(self.C))
elif self.opcode == Opcodes.CONCAT: elif self.opcode == Opcodes.CONCAT:
count = self.C - self.B + 1 return "R[%d] := R[%d] .. R[%d]" % (self.A, self.B, self.C)
return "concat %d values from R[%d] to R[%d], store into R[%d]" % (count, self.B, self.C, self.A)
else: else:
return "" return ""