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README

@@ -1 +1,3 @@
-simple assembbler python
+This is a simple assembler written in Python by akigandhi
+
+Just forked it and made a few minor changes

assembler.py

@@ -0,0 +1,118 @@
+import re
+def main():
+	f = open('tp.txt','r')
+	a = open('mnemtab.txt','r')
+	r = open('symtab.txt','w')
+	l = open('littab.txt','w')
+	o = open('out.txt','w')
+	start = f.read().split()
+	counter = int(start[1])-1
+	foo = 0
+	for index,i in enumerate( start):
+			o.write('\n'+str(counter)+' + ')
+			counter+=1
+			b = i.split()
+			for c in b:
+				if c == 'START':
+
+					break
+				elif c == 'STOP':
+
+					o.write('00 0 000')
+					f.close()
+					a.close()
+#					r.close()
+					l.close()
+#					o.close()
+					handle(o,r,counter,index+1)
+
+					nhandle(o,r)
+					print('DONE!')
+					foo+=1
+					break
+
+				if c == 'AREG':
+					o.write('1 ')
+					continue
+
+				elif c == 'BREG':
+					o.write('2 ')
+					continue
+				elif c == 'CREG':
+					o.write('3 ')
+					continue
+				elif c == 'DREG':
+					o.write('4 ')
+					continue			   
+				co = 0
+				for line in a:
+
+					word = line.split()
+					for lt,eword in enumerate(word):
+						if c == eword:
+							o.write(str(word[lt+1])+' ')
+							co+=1
+							break
+					if co == 1:   
+						break
+
+				if co == 0:
+
+					o.write(c+' ')  
+
+			if foo > 0:
+				break	  
+
+
+
+
+
+def handle(p,s,conter,ind): 
+	g = open('tp.txt','r')
+#	s = open('symtab.txt','w')
+#	p = open('out.txt','w')
+	for inde,lis in enumerate(g):
+		if inde > ind:
+			p.write('\n'+str(conter)+' + ')
+
+
+			sp = lis.split()
+			for cou,ew in enumerate(sp):
+				if ((sp[cou+1]!=''and sp[cou+1] == 'DS')or (sp[cou+1]!=''and sp[cou+1] == 'DC')):
+					s.write(ew+' '+str(conter))
+				elif ew == 'DC':
+					p.write('00 0 00'+sp[cou+1])
+					break
+			conter+=1
+	g.close()
+#	s.close()
+#	p.close()
+
+def nhandle(my,by):
+	my.close()
+	by.close()
+	my = open('out.txt','r+')
+	by = open('symtab.txt','r+')
+	for ata in my:
+		aba = ata.split()
+		for eaw in aba:
+			for bata in by:
+				ara = bata.split()
+				for ist,ewo in enumerate(ara):
+					if eaw == ewo:
+						my.write(re.sub(eaw,str(ara[ist+1]),ata))
+						break
+				break
+			break
+
+
+
+
+
+
+
+
+
+
+if __name__ == "__main__":main()
+