Execute SNUSP: Difference between revisions
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=={{header|Phix}}== |
=={{header|Phix}}== |
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{{trans|Go}} |
{{trans|Go}} |
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<!--<lang Phix>(phixonline)--> |
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<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span> |
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procedure step() |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">id</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">ipr</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">ipc</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span> |
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if and_bits(id,1) == 0 then |
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ipc += 1 - and_bits(id,2) |
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<span style="color: #008080;">procedure</span> <span style="color: #000000;">step</span><span style="color: #0000FF;">()</span> |
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else |
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<span style="color: #008080;">if</span> <span style="color: #7060A8;">and_bits</span><span style="color: #0000FF;">(</span><span style="color: #000000;">id</span><span style="color: #0000FF;">,</span><span style="color: #000000;">1</span><span style="color: #0000FF;">)</span> <span style="color: #0000FF;">==</span> <span style="color: #000000;">0</span> <span style="color: #008080;">then</span> |
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ipr += 1 - and_bits(id,2) |
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<span style="color: #000000;">ipc</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> <span style="color: #0000FF;">-</span> <span style="color: #7060A8;">and_bits</span><span style="color: #0000FF;">(</span><span style="color: #000000;">id</span><span style="color: #0000FF;">,</span><span style="color: #000000;">2</span><span style="color: #0000FF;">)</span> |
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end if |
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<span style="color: #008080;">else</span> |
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end procedure |
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<span style="color: #000000;">ipr</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> <span style="color: #0000FF;">-</span> <span style="color: #7060A8;">and_bits</span><span style="color: #0000FF;">(</span><span style="color: #000000;">id</span><span style="color: #0000FF;">,</span><span style="color: #000000;">2</span><span style="color: #0000FF;">)</span> |
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<span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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procedure snusp(integer dlen, string s) |
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<span style="color: #008080;">end</span> <span style="color: #008080;">procedure</span> |
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sequence ds = repeat(0,dlen) -- data store |
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integer dp = 1 -- data pointer |
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<span style="color: #008080;">procedure</span> <span style="color: #000000;">snusp</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">dlen</span><span style="color: #0000FF;">,</span> <span style="color: #004080;">string</span> <span style="color: #000000;">s</span><span style="color: #0000FF;">)</span> |
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<span style="color: #004080;">sequence</span> <span style="color: #000000;">ds</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">repeat</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0</span><span style="color: #0000FF;">,</span><span style="color: #000000;">dlen</span><span style="color: #0000FF;">)</span> <span style="color: #000080;font-style:italic;">-- data store</span> |
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-- remove leading '\n' from string if present |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">dp</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span> <span style="color: #000080;font-style:italic;">-- data pointer |
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s = trim_head(s,'\n') |
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-- remove leading '\n' from string if present</span> |
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-- make 2 dimensional instruction store and set instruction pointers |
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<span style="color: #000000;">s</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">trim_head</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">,</span><span style="color: #008000;">'\n'</span><span style="color: #0000FF;">)</span> |
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sequence cs = split(s,'\n') |
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ipr = 1 |
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<span style="color: #000080;font-style:italic;">-- make 2 dimensional instruction store and set instruction pointers</span> |
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ipc = 1 |
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<span style="color: #004080;">sequence</span> <span style="color: #000000;">cs</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">split</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">,</span><span style="color: #008000;">'\n'</span><span style="color: #0000FF;">)</span> |
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<span style="color: #000000;">ipr</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span> |
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-- look for starting instruction |
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<span style="color: #000000;">ipc</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span> |
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for i=1 to length(cs) do |
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ipc = find('$',cs[i]) |
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<span style="color: #000080;font-style:italic;">-- look for starting instruction</span> |
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if ipc then |
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<span style="color: #008080;">for</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span> <span style="color: #008080;">to</span> <span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">cs</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">do</span> |
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ipr = i |
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<span style="color: #000000;">ipc</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">find</span><span style="color: #0000FF;">(</span><span style="color: #008000;">'$'</span><span style="color: #0000FF;">,</span><span style="color: #000000;">cs</span><span style="color: #0000FF;">[</span><span style="color: #000000;">i</span><span style="color: #0000FF;">])</span> |
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exit |
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<span style="color: #008080;">if</span> <span style="color: #000000;">ipc</span> <span style="color: #008080;">then</span> |
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end if |
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<span style="color: #000000;">ipr</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">i</span> |
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end for |
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<span style="color: #008080;">exit</span> |
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<span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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id = 0 |
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<span style="color: #008080;">end</span> <span style="color: #008080;">for</span> |
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-- execute |
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<span style="color: #000000;">id</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
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while ipr>=1 and ipr<=length(cs) |
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and ipc>=1 and ipc<=length(cs[ipr]) do |
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<span style="color: #000080;font-style:italic;">-- execute</span> |
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integer op = cs[ipr][ipc] |
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<span style="color: #008080;">while</span> <span style="color: #000000;">ipr</span><span style="color: #0000FF;">>=</span><span style="color: #000000;">1</span> <span style="color: #008080;">and</span> <span style="color: #000000;">ipr</span><span style="color: #0000FF;"><=</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">cs</span><span style="color: #0000FF;">)</span> |
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switch op do |
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<span style="color: #008080;">and</span> <span style="color: #000000;">ipc</span><span style="color: #0000FF;">>=</span><span style="color: #000000;">1</span> <span style="color: #008080;">and</span> <span style="color: #000000;">ipc</span><span style="color: #0000FF;"><=</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">cs</span><span style="color: #0000FF;">[</span><span style="color: #000000;">ipr</span><span style="color: #0000FF;">])</span> <span style="color: #008080;">do</span> |
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case '>' : dp += 1 |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">op</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">cs</span><span style="color: #0000FF;">[</span><span style="color: #000000;">ipr</span><span style="color: #0000FF;">][</span><span style="color: #000000;">ipc</span><span style="color: #0000FF;">]</span> |
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case '<' : dp -= 1 |
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<span style="color: #008080;">switch</span> <span style="color: #000000;">op</span> <span style="color: #008080;">do</span> |
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case '+' : ds[dp] += 1 |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'>'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">dp</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> |
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case '-' : ds[dp] -= 1 |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'<'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">dp</span> <span style="color: #0000FF;">-=</span> <span style="color: #000000;">1</span> |
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case '.' : puts(1,ds[dp]) |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'+'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">ds</span><span style="color: #0000FF;">[</span><span style="color: #000000;">dp</span><span style="color: #0000FF;">]</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> |
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case ',' : ds[dp] = getc(0) |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'-'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">ds</span><span style="color: #0000FF;">[</span><span style="color: #000000;">dp</span><span style="color: #0000FF;">]</span> <span style="color: #0000FF;">-=</span> <span style="color: #000000;">1</span> |
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case '/' : id = not_bits(id) |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'.'</span> <span style="color: #0000FF;">:</span> <span style="color: #7060A8;">puts</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #000000;">ds</span><span style="color: #0000FF;">[</span><span style="color: #000000;">dp</span><span style="color: #0000FF;">])</span> |
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case '\\': id = xor_bits(id,1) |
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<span style="color: #008080;">case</span> <span style="color: #008000;">','</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">ds</span><span style="color: #0000FF;">[</span><span style="color: #000000;">dp</span><span style="color: #0000FF;">]</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">getc</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0</span><span style="color: #0000FF;">)</span> |
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case '!' : step() |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'/'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">id</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">not_bits</span><span style="color: #0000FF;">(</span><span style="color: #000000;">id</span><span style="color: #0000FF;">)</span> |
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case '?' : if ds[dp]=0 then step() end if |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'\\'</span><span style="color: #0000FF;">:</span> <span style="color: #000000;">id</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">xor_bits</span><span style="color: #0000FF;">(</span><span style="color: #000000;">id</span><span style="color: #0000FF;">,</span><span style="color: #000000;">1</span><span style="color: #0000FF;">)</span> |
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end switch |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'!'</span> <span style="color: #0000FF;">:</span> <span style="color: #000000;">step</span><span style="color: #0000FF;">()</span> |
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step() |
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<span style="color: #008080;">case</span> <span style="color: #008000;">'?'</span> <span style="color: #0000FF;">:</span> <span style="color: #008080;">if</span> <span style="color: #000000;">ds</span><span style="color: #0000FF;">[</span><span style="color: #000000;">dp</span><span style="color: #0000FF;">]=</span><span style="color: #000000;">0</span> <span style="color: #008080;">then</span> <span style="color: #000000;">step</span><span style="color: #0000FF;">()</span> <span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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end while |
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<span style="color: #008080;">end</span> <span style="color: #008080;">switch</span> |
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end procedure |
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<span style="color: #000000;">step</span><span style="color: #0000FF;">()</span> |
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<span style="color: #008080;">end</span> <span style="color: #008080;">while</span> |
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constant hw = """ |
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<span style="color: #008080;">end</span> <span style="color: #008080;">procedure</span> |
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/++++!/===========?\>++.>+.+++++++..+++\ |
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\+++\ | /+>+++++++>/ /++++++++++<<.++>./ |
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<span style="color: #008080;">constant</span> <span style="color: #000000;">hw</span> <span style="color: #0000FF;">=</span> <span style="color: #008000;">""" |
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$+++/ | \+++++++++>\ \+++++.>.+++.-----\ |
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/++++!/===========?\>++.>+.+++++++..+++\ |
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\==-<<<<+>+++/ /=.>.+>.--------.-/""" |
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\+++\ | /+>+++++++>/ /++++++++++<<.++>./ |
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$+++/ | \+++++++++>\ \+++++.>.+++.-----\ |
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snusp(5, hw)</lang> |
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\==-<<<<+>+++/ /=.>.+>.--------.-/"""</span> |
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<span style="color: #000000;">snusp</span><span style="color: #0000FF;">(</span><span style="color: #000000;">5</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">hw</span><span style="color: #0000FF;">)</span> |
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<!--</lang>--> |
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{{out}} |
{{out}} |
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<pre> |
<pre> |