Clean code
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parent
19ab0b8eb7
commit
ef427a9944
4 changed files with 18 additions and 22 deletions
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@ -1,13 +1,15 @@
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#!/usr/bin/python
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from components.ram import Ram
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class Caretaker:
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def __init__(self):
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def __init__(self,ramSize):
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self.objects=dict() # Create empty objects pool
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# Add registers to pool
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for reg in ["MAR","MDR", "PC", "MBR", "SP","LV","CPP","TOS","OPC","H"]:
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self.objects[reg]=0
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self.objects["RAM"]=None
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self.objects["RAM"]=Ram(self,ramSize)
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def __getitem__(self,key):
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if key=="MBRU": # If we ask for unsigned
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@ -8,13 +8,14 @@ class Microprogram:
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if self.c["RAM"]==None: # Check if RAM is initialize
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raise RuntimeError("Microprogram initialization fail, RAM is not initialized")
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def run(self):
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def run(self,constantPoolLocation, stackLocation):
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"""
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Start microprogram
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"""
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self.c["LV"]=(1024)# Place stack to 1024
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self.c["SP"]=(1024-1) # Init SP to LV-1 (because otherwise first element of the stack will be enty because of BIPUSH impl
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self.c["LV"]=stackLocation# Place stack to 1024
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self.c["SP"]=stackLocation-1 # Init SP to LV-1 (because otherwise first element of the stack will be enty because of BIPUSH impl
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self.c["CPP"]=constantPoolLocation
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for i in range(1,30): # Launche first 30 insctructions
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self.fetch() # Fetch
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self.c["PC"]+=1 # INC PC after fetch
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@ -202,6 +203,7 @@ class Microprogram:
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self.c["H"]=self.c["MBRU"]|self.c["H"]
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self.c["PC"]=self.c["OPC"]+self.c["H"]
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##################
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def F(self): # This function is here just to follow ijvm implementation of "Structured Computer Organization"
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self.fetch();self.c["PC"]+=1 # Needed because memory access take 1 cycle in simulation
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self.c["PC"]=self.c["PC"]+1
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@ -11,13 +11,13 @@ class Ram:
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"""
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Load a Ram file into self.data
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"""
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data=dict()
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addr=0
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self.data=dict()
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f=open(filepath,"r")
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addr=0
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for line in f.readlines():
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line=line.rstrip() # remove \n
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if line in ijvm:
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data[addr]=int(ijvm[line])
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self.data[addr]=int(ijvm[line])
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else:
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try:
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value=int(line,0)
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@ -25,11 +25,10 @@ class Ram:
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raise ValueError("Invalide RAM entry: Address {} value {}".format(addr,line))
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if value>255:
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raise ValueError("Ram contain values that does not fit in a byte: value {} at address {}".format(value,addr))
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data[addr]=value
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self.data[addr]=value
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addr+=1
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f.close()
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self.data=data
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def write(self):
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"""
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Write data to memory based Mic-1 architecture
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@ -4,15 +4,8 @@ from components.microprogram import Microprogram
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from components.ram import Ram
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from components.caretaker import Caretaker
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c=Caretaker() # Init components
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RAM=Ram(c,5000) # Init ram
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RAM.loadRamFile("./ram.txt") # Load Ram from file
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c["RAM"]=RAM # Add ram to components
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c=Caretaker(5000) # Init components (stackLocation)
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c["RAM"].loadRamFile("./ram.txt") # Load Ram from file
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mic=Microprogram(c) # Create micro program
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mic.run() # Run the micro program
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mic.rd()
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print(bin(c["MDR"]))
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print(RAM.dump())
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mic.run(800, 1024) # Run the micro program with run(constantPoolLocation,stackLocation)
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