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Fix assembly example

This commit is contained in:
Josef Pospíšil 2020-11-04 10:16:02 +01:00
parent 2891d2b260
commit e33e182eb0
1 changed files with 16 additions and 17 deletions
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33
examples/assembly.janet
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@ -1,23 +1,22 @@
# Example of dst bytecode assembly
# Fibonacci sequence, implemented with naive recursion.
(def fibasm (asm '{
arity 1
bytecode [
(ltim 1 0 0x2) # $1 = $0 < 2
(jmpif 1 :done) # if ($1) goto :done
(lds 1) # $1 = self
(addim 0 0 -0x1) # $0 = $0 - 1
(push 0) # push($0), push argument for next function call
(call 2 1) # $2 = call($1)
(addim 0 0 -0x1) # $0 = $0 - 1
(push 0) # push($0)
(call 0 1) # $0 = call($1)
(add 0 0 2) # $0 = $0 + $2 (integers)
:done
(ret 0) # return $0
]
}))
(def fibasm
(asm
'{:arity 1
:bytecode @[(ltim 1 0 0x2) # $1 = $0 < 2
(jmpif 1 :done) # if ($1) goto :done
(lds 1) # $1 = self
(addim 0 0 -0x1) # $0 = $0 - 1
(push 0) # push($0), push argument for next function call
(call 2 1) # $2 = call($1)
(addim 0 0 -0x1) # $0 = $0 - 1
(push 0) # push($0)
(call 0 1) # $0 = call($1)
(add 0 0 2) # $0 = $0 + $2 (integers)
:done
(ret 0) # return $0
]}))
# Test it