76 lines
2.0 KiB
Python
76 lines
2.0 KiB
Python
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REG_STATUS_TO_COLOR = {
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"insert": "green",
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"change": "yellow",
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"remove": "red",
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"none": "black",
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"jump": "orange"
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}
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class TikzPainter:
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def __init__ (self, registers=None, max_stack_size=8):
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self.registers = registers if registers else REGISTERS
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self.text = []
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self.pos_x = 0
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self.max_stack_size = max_stack_size
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def addText (self, str, *args):
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self.text.append(str.format(*args))
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def getRegColor (self, reg_state):
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return REG_STATUS_TO_COLOR[reg_state]
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def drawState (self, emu, line_nr=None):
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x = (self.pos_x+1)*2.5-0.5
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self.pos_x += 1
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# Draw register cells
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pos = 0.5
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for reg_name in self.registers:
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pos -= 0.5
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if reg_name =="":
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continue
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reg_state = emu.regState(reg_name)
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reg_dect = "register_node, fill="+self.getRegColor(reg_state)+"!10"
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self.addText("\t\\node[{}]() at ({}, {}){{{}}};\n",
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reg_dect, x, pos, emu.getVal(reg_name))
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# Draw stack
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pos -= 1.5
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base_sp = max(emu.last_sp, emu.getVal('%rsp'))
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if emu.last_sp - 1 == emu.getVal('%rsp'):
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pos += 0.5
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for index in range(base_sp, max(-1, base_sp-self.max_stack_size),-1):
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reg_state = emu.regState("m"+str(index))
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reg_dect = "register_node, fill="+self.getRegColor(reg_state)+"!10"
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self.addText("\t\\node[{}]() at ({}, {}){{{}}};\n",
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reg_dect, x, pos, emu.stack[index])
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pos -= 0.5
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# Draw line signature
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if line_nr == None:
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return
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pos = 2
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signature = emu.getLineSignature(line_nr)
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for token in signature:
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self.addText("\t\\node[text_node]() at ({}, {}){{{}}};\n", x-1.25, pos, token)
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pos -= 0.5
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def drawNames (self, emu):
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x = 0
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pos = 0
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for reg_name in self.registers:
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self.addText("\t\\node[text_node]() at ({}, {}){{{}}};\n", x, pos, reg_name[1:])
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pos -= 0.5
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self.addText("\t\\node[text_node]() at ({}, {}){{TOS+1}};\n", x, pos-0.5)
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self.addText("\t\\node[text_node]() at ({}, {}){{TOS}};\n", x, pos-1.0)
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pos -= 1
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for index in range(1,self.max_stack_size):
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pos -= 0.5
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self.addText("\t\\node[text_node]() at ({}, {}){{TOS-{}}};\n", x, pos, index)
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def __str__ (self):
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return "".join(self.text)
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