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275
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1
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2 """
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3 Tornado webserver interface to arm-elf-as.
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4 """
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263
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5
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6 import subprocess
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7 import tornado.web
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275
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8 import tornado.ioloop
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9 import io
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263
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10
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275
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11 def mangle(inp, outstream):
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12 print('assembling...', file=outstream)
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263
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13 p_as = subprocess.Popen(['arm-elf-as', '-mthumb'], stdin=subprocess.PIPE)
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14 p_as.communicate(input=inp.encode('ascii'))
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15
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16 p_objdump = subprocess.Popen(['arm-elf-objdump', '-d'], stdout=subprocess.PIPE)
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17 output = p_objdump.communicate()[0].decode('ascii')
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275
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18 print(output, file=outstream)
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263
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19
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20 p_objdump = subprocess.Popen(['arm-elf-objdump', '-s'], stdout=subprocess.PIPE)
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21 output = p_objdump.communicate()[0].decode('ascii')
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275
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22 print(output, file=outstream)
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23 print('Done!', file=outstream)
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24
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25 page = """
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26 <html>
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27 <head>
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28 </head>
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29 <body>
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30 <h1>
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31
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32 </h1>
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33 <form action="" method="post">
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34 <textarea name="source" rows="25" cols="80">
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35 %src%
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36 </textarea>
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37 <br>
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38 <input type="submit" value="Assemble!">
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39 </form>
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40 <div>
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41 %result%
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42 </div>
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43 </body>
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44 </html>
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45 """
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263
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46
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47 class MainHandler(tornado.web.RequestHandler):
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48 def get(self):
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275
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49 src="sub sp,sp,#8"
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50 self.write(page.replace('%result%', '').replace('%src%', src))
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51 def post(self):
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52 #print(self.request.body)
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53 src = self.get_argument('source')
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54 out = io.StringIO()
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55 mangle(src, out)
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56 txt = out.getvalue()
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57 txt = txt.replace('\n', '<br>')
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58 self.write(page.replace('%result%', txt).replace('%src%', src))
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59
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60
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61 application = tornado.web.Application([(r"/", MainHandler)])
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263
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62
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63 if __name__ == '__main__':
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275
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64 application.listen(8888)
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65 tornado.ioloop.IOLoop.instance().start()
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263
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66
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