utility.py 文件源码

def And(self,x1,x2):
        if(isinstance(x1,Data)):
            y1addr=self.getAbsoluteAdd(x1)
            y1=x1.name
        if(isinstance(x2,Data)):
            y2addr=self.getAbsoluteAdd(x2)
            y2=x2.name
        #x2 is not a imm
        if(x2=='eax'):
            tmp=y1
            y1=y2
            y2=tmp
            tmp=y1addr
            y1addr=y2addr
            y2addr=tmp  

        if(y1 in self.currentMap and y2 in self.currentMap):
            self.gen.asm.append("\tmov eax, "+y1addr+'\n')
            self.gen.asm.append("\tand eax, "+y2addr+'\n')
        elif(isinstance(y2,str)):
            if(y2 in self.currentMap):
                self.gen.asm.append('\tand eax, '+y2addr+'\n')
            else:
                self.gen.asm.append('\tand eax, '+y2+'\n')
        else:
            if(y2 in self.currentMap):
                self.gen.asm.append("\tmov eax, "+y1addr+'\n')
            self.gen.asm.append("\tand eax, "+str(y2)+'\n')
        return 'eax'