A simple Assembler Linker Loader Simulator for subset of C language. Converts in 8085 assembly language. Supports global variables and multiple file definitions.

Tkinter Library

None

In a txt file specify on separate line all the files you want to link.

python3 gui.py

Pass the txt file which contains all the files in separate lines you want to assemble link and load.

python3 sim.py

If you are coming from gui.py click on open passed file to simulate the compiled code, or to open another file click on open another file.

In main.py, add files in list x

Repo contains SampleCodes dir in which there are sampleCode1.txt, sampleCode2.txt, sampleCode3 and testcode.txt.

Initialization :

Local:

var a = 5

Global:

glob a = 5

From another file (External variable):

extern a

Arthimetic

add:

a = b + c

sub:

a = b - c

bit and

a = b & c

bit or

a = b | c

where a is a variable declared

b,c can be integers or variables

Loop:

loop count

//Instructions

//Instructions

//Instructions

//Instructions

endloop

where count is a variable (not integer!!)

Conditional:

if x>y

//Instructions

//Instructions

//Instructions

//Instructions

endif

if x=y

//Instructions

//Instructions

//Instructions

//Instructions

endloop

x and y should be variables!!!!