20 - relative addressing for jumps
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parent
368e76cdf6
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4
mu.arc
4
mu.arc
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@ -69,13 +69,13 @@
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(= (memory* oarg.0.1)
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(type* (otypes arg.0)))
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jmp
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(do (= pc (- arg.0.1 1)) ; because continue still increments (bug)
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(do (= pc (+ pc arg.0.1)) ; relies on continue still incrementing (bug)
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;? (prn "jumping to " pc)
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(continue))
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jifz
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(when (is 0 (memory* arg.0.1))
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;? (prn "jumping to " arg.1.1)
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(= pc (- arg.1.1 1)) ; because continue still increments (bug)
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(= pc (+ pc arg.1.1)) ; relies on continue still incrementing (bug)
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(continue))
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reply
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(do (= result arg)
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10
mu.arc.t
10
mu.arc.t
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@ -166,7 +166,7 @@
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(add-fns
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'((main
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((integer 1) <- loadi 8)
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(jmp (location 3))
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(jmp (offset 1))
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((integer 2) <- loadi 3)
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(reply))))
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(run function*!main)
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@ -178,7 +178,7 @@
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(add-fns
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'((main
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((integer 1) <- loadi 8)
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(jmp (location 3))
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(jmp (offset 1))
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((integer 2) <- loadi 3)
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(reply)
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((integer 3) <- loadi 34))))
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@ -191,7 +191,7 @@
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(add-fns
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'((main
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((integer 1) <- loadi 0)
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(jifz (integer 1) (location 3))
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(jifz (integer 1) (offset 1))
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((integer 2) <- loadi 3)
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(reply)
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((integer 3) <- loadi 34))))
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@ -204,7 +204,7 @@
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(add-fns
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'((main
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((integer 1) <- loadi 1)
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(jifz (integer 1) (location 3))
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(jifz (integer 1) (offset 1))
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((integer 2) <- loadi 3)
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(reply)
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((integer 3) <- loadi 34))))
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@ -219,7 +219,7 @@
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((integer 4) <- otype 0)
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((integer 5) <- loadi 0) ; type index corresponding to 'integer'
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((integer 6) <- sub (integer 4) (integer 5))
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(jifz (integer 6) (location 5))
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(jifz (integer 6) (offset 1))
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(reply)
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((integer 7) <- arg)
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((integer 8) <- arg)
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