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<title>Mu - 400.mu</title>
<meta name="Generator" content="Vim/8.1">
<meta name="plugin-version" content="vim8.1_v1">
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.LineNr { }
.muRegEdx { color: #878700; }
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<a href='https://github.com/akkartik/mu/blob/main/400.mu'>https://github.com/akkartik/mu/blob/main/400.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># screen</span>
<span id="L2" class="LineNr"> 2 </span><span class="PreProc">sig</span> <a href='101screen.subx.html#L8'>pixel-on-real-screen</a> x: int, y: int, color: int
<span id="L3" class="LineNr"> 3 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L17'>draw-grapheme-on-real-screen</a> g: grapheme, x: int, y: int, color: int, background-color: int
<span id="L4" class="LineNr"> 4 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L29'>draw-grapheme-on-screen-array</a> screen-data: (addr array byte), g: grapheme, x: int, y: int, color: int, background-color: int, screen-width: int, screen-height: int
<span id="L5" class="LineNr"> 5 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L157'>cursor-position-on-real-screen</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int, _/<span class="muRegEcx">ecx</span>: int
<span id="L6" class="LineNr"> 6 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L170'>set-cursor-position-on-real-screen</a> x: int, y: int
<span id="L7" class="LineNr"> 7 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L195'>draw-cursor-on-real-screen</a> g: grapheme
<span id="L8" class="LineNr"> 8 </span><span class="PreProc">sig</span> <a href='316colors.subx.html#L7'>color-rgb</a> color: int<span class="PreProc"> -> </span>_/<span class="muRegEcx">ecx</span>: int, _/<span class="muRegEdx">edx</span>: int, _/<span class="muRegEbx">ebx</span>: int
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr"> 10 </span><span class="muComment"># keyboard</span>
<span id="L11" class="LineNr"> 11 </span><span class="PreProc">sig</span> <a href='102keyboard.subx.html#L21'>read-key</a> kbd: (addr keyboard)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: byte
<span id="L12" class="LineNr"> 12 </span>
<span id="L13" class="LineNr"> 13 </span><span class="muComment"># disk</span>
<span id="L14" class="LineNr"> 14 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L974'>load-sectors</a> disk: (addr disk), lba: int, n: int, out: (addr stream byte)
<span id="L15" class="LineNr"> 15 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L1037'>store-sectors</a> disk: (addr disk), lba: int, n: int, out: (addr stream byte)
<span id="L16" class="LineNr"> 16 </span>
<span id="L17" class="LineNr"> 17 </span><span class="muComment"># mouse</span>
<span id="L18" class="LineNr"> 18 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L1443'>read-mouse-event</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int, _/<span class="muRegEcx">ecx</span>: int
<span id="L19" class="LineNr"> 19 </span>
<span id="L20" class="LineNr"> 20 </span><span class="muComment"># tests</span>
<span id="L21" class="LineNr"> 21 </span><span class="PreProc">sig</span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L22" class="LineNr"> 22 </span><span class="PreProc">sig</span> <a href='104test.subx.html#L17'>num-test-failures</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L23" class="LineNr"> 23 </span><span class="PreProc">sig</span> <a href='104test.subx.html#L29'>running-tests?</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L24" class="LineNr"> 24 </span>
<span id="L25" class="LineNr"> 25 </span><span class="PreProc">sig</span> <a href='105string-equal.subx.html#L8'>string-equal?</a> s: (addr array byte), benchmark: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L26" class="LineNr"> 26 </span><span class="PreProc">sig</span> <a href='105string-equal.subx.html#L50'>string-starts-with?</a> s: (addr array byte), benchmark: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L27" class="LineNr"> 27 </span><span class="PreProc">sig</span> <a href='105string-equal.subx.html#L213'>check-strings-equal</a> s: (addr array byte), expected: (addr array byte), msg: (addr array byte)
<span id="L28" class="LineNr"> 28 </span>
<span id="L29" class="LineNr"> 29 </span><span class="muComment"># debugging</span>
<span id="L30" class="LineNr"> 30 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L5'>check-stack</a>
<span id="L31" class="LineNr"> 31 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L26'>show-stack-state</a>
<span id="L32" class="LineNr"> 32 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L56'>debug-print</a> x: (addr array byte), fg: int, bg: int
<span id="L33" class="LineNr"> 33 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L84'>debug-print?</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L34" class="LineNr"> 34 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L96'>turn-on-debug-print</a>
<span id="L35" class="LineNr"> 35 </span><span class="PreProc">sig</span> <a href='315stack-debug.subx.html#L108'>turn-off-debug-print</a>
<span id="L36" class="LineNr"> 36 </span><span class="PreProc">sig</span> <a href='317abort.subx.html#L5'>abort</a> e: (addr array byte)
<span id="L37" class="LineNr"> 37 </span><span class="PreProc">sig</span> <a href='317abort.subx.html#L21'>dump-call-stack</a>
<span id="L38" class="LineNr"> 38 </span>
<span id="L39" class="LineNr"> 39 </span><span class="PreProc">sig</span> <a href='318counter.subx.html#L5'>count-event</a>
<span id="L40" class="LineNr"> 40 </span><span class="PreProc">sig</span> <a href='318counter.subx.html#L17'>count-of-events</a><span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L41" class="LineNr"> 41 </span>
<span id="L42" class="LineNr"> 42 </span><span class="muComment"># streams</span>
<span id="L43" class="LineNr"> 43 </span><span class="PreProc">sig</span> <a href='106stream.subx.html#L20'>clear-stream</a> f: (addr stream _)
<span id="L44" class="LineNr"> 44 </span><span class="PreProc">sig</span> <a href='106stream.subx.html#L59'>rewind-stream</a> f: (addr stream _)
<span id="L45" class="LineNr"> 45 </span><span class="PreProc">sig</span> <a href='109stream-equal.subx.html#L9'>stream-data-equal?</a> f: (addr stream byte), s: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L46" class="LineNr"> 46 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L211'>streams-data-equal?</a> a: (addr stream byte), b: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L47" class="LineNr"> 47 </span><span class="PreProc">sig</span> <a href='109stream-equal.subx.html#L194'>check-stream-equal</a> f: (addr stream byte), s: (addr array byte), msg: (addr array byte)
<span id="L48" class="LineNr"> 48 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L300'>check-streams-data-equal</a> s: (addr stream _), expected: (addr stream _), msg: (addr array byte)
<span id="L49" class="LineNr"> 49 </span><span class="PreProc">sig</span> <a href='109stream-equal.subx.html#L230'>next-stream-line-equal?</a> f: (addr stream byte), s: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L50" class="LineNr"> 50 </span><span class="PreProc">sig</span> <a href='109stream-equal.subx.html#L565'>check-next-stream-line-equal</a> f: (addr stream byte), s: (addr array byte), msg: (addr array byte)
<span id="L51" class="LineNr"> 51 </span><span class="PreProc">sig</span> <a href='108write.subx.html#L11'>write</a> f: (addr stream byte), s: (addr array byte)
<span id="L52" class="LineNr"> 52 </span><span class="PreProc">sig</span> <a href='108write.subx.html#L138'>try-write</a> f: (addr stream byte), s: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L53" class="LineNr"> 53 </span><span class="muComment"># probably a bad idea; I definitely want to discourage its use for streams of non-bytes</span>
<span id="L54" class="LineNr"> 54 </span><span class="PreProc">sig</span> <a href='108write.subx.html#L194'>stream-size</a> f: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L55" class="LineNr"> 55 </span><span class="PreProc">sig</span> <a href='108write.subx.html#L176'>space-remaining-in-stream</a> f: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L56" class="LineNr"> 56 </span><span class="PreProc">sig</span> <a href='113write-stream.subx.html#L8'>write-stream</a> f: (addr stream byte), s: (addr stream byte)
<span id="L57" class="LineNr"> 57 </span><span class="PreProc">sig</span> <a href='112read-byte.subx.html#L13'>read-byte</a> s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: byte
<span id="L58" class="LineNr"> 58 </span><span class="PreProc">sig</span> <a href='115write-byte.subx.html#L12'>append-byte</a> f: (addr stream byte), n: int <span class="muComment"># really just a byte, but I want to pass in literal numbers</span>
<span id="L59" class="LineNr"> 59 </span><span class="muComment">#sig to-hex-char in/eax: int -> out/eax: int</span>
<span id="L60" class="LineNr"> 60 </span><span class="PreProc">sig</span> <a href='117write-int-hex.subx.html#L21'>append-byte-hex</a> f: (addr stream byte), n: int <span class="muComment"># really just a byte, but I want to pass in literal numbers</span>
<span id="L61" class="LineNr"> 61 </span><span class="PreProc">sig</span> <a href='117write-int-hex.subx.html#L92'>write-int32-hex</a> f: (addr stream byte), n: int
<span id="L62" class="LineNr"> 62 </span><span class="PreProc">sig</span> <a href='117write-int-hex.subx.html#L123'>write-int32-hex-bits</a> f: (addr stream byte), n: int, bits: int
<span id="L63" class="LineNr"> 63 </span><span class="PreProc">sig</span> <a href='118parse-hex-int.subx.html#L9'>hex-int?</a> in: (addr slice)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L64" class="LineNr"> 64 </span><span class="PreProc">sig</span> <a href='118parse-hex-int.subx.html#L354'>parse-hex-int</a> in: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L65" class="LineNr"> 65 </span><span class="PreProc">sig</span> <a href='118parse-hex-int.subx.html#L387'>parse-hex-int-from-slice</a> in: (addr slice)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L66" class="LineNr"> 66 </span><span class="muComment">#sig parse-hex-int-helper start: (addr byte), end: (addr byte) -> _/eax: int</span>
<span id="L67" class="LineNr"> 67 </span><span class="PreProc">sig</span> <a href='118parse-hex-int.subx.html#L701'>hex-digit?</a> c: byte<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L68" class="LineNr"> 68 </span><span class="muComment">#sig from-hex-char in/eax: byte -> out/eax: nibble</span>
<span id="L69" class="LineNr"> 69 </span><span class="PreProc">sig</span> <a href='311decimal-int.subx.html#L23'>parse-decimal-int</a> in: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L70" class="LineNr"> 70 </span><span class="PreProc">sig</span> <a href='311decimal-int.subx.html#L4'>parse-decimal-int-from-slice</a> in: (addr slice)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L71" class="LineNr"> 71 </span><span class="PreProc">sig</span> <a href='311decimal-int.subx.html#L48'>parse-decimal-int-from-stream</a> in: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L72" class="LineNr"> 72 </span><span class="muComment">#sig parse-decimal-int-helper start: (addr byte), end: (addr byte) -> _/eax: int</span>
<span id="L73" class="LineNr"> 73 </span><span class="PreProc">sig</span> <a href='311decimal-int.subx.html#L312'>decimal-size</a> n: int<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L74" class="LineNr"> 74 </span><span class="muComment">#sig allocate ad: (addr allocation-descriptor), n: int, out: (addr handle _)</span>
<span id="L75" class="LineNr"> 75 </span><span class="muComment">#sig allocate-raw ad: (addr allocation-descriptor), n: int, out: (addr handle _)</span>
<span id="L76" class="LineNr"> 76 </span><span class="PreProc">sig</span> <a href='120allocate.subx.html#L223'>lookup</a> h: (handle _T)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: (addr _T)
<span id="L77" class="LineNr"> 77 </span><span class="PreProc">sig</span> <a href='120allocate.subx.html#L448'>handle-equal?</a> a: (handle _T), b: (handle _T)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L78" class="LineNr"> 78 </span><span class="PreProc">sig</span> <a href='120allocate.subx.html#L479'>copy-handle</a> src: (handle _T), dest: (addr handle _T)
<span id="L79" class="LineNr"> 79 </span><span class="muComment">#sig allocate-region ad: (addr allocation-descriptor), n: int, out: (addr handle allocation-descriptor)</span>
<span id="L80" class="LineNr"> 80 </span><span class="muComment">#sig allocate-array ad: (addr allocation-descriptor), n: int, out: (addr handle _)</span>
<span id="L81" class="LineNr"> 81 </span><span class="PreProc">sig</span> <a href='120allocate.subx.html#L690'>copy-array</a> ad: (addr allocation-descriptor), src: (addr array _T), out: (addr handle array _T)
<span id="L82" class="LineNr"> 82 </span><span class="muComment">#sig zero-out start: (addr byte), size: int</span>
<span id="L83" class="LineNr"> 83 </span><span class="PreProc">sig</span> <a href='123slice.subx.html#L9'>slice-empty?</a> s: (addr slice)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L84" class="LineNr"> 84 </span><span class="PreProc">sig</span> <a href='123slice.subx.html#L120'>slice-equal?</a> s: (addr slice), p: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L85" class="LineNr"> 85 </span><span class="PreProc">sig</span> <a href='123slice.subx.html#L487'>slice-starts-with?</a> s: (addr slice), head: (addr array byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L86" class="LineNr"> 86 </span><span class="PreProc">sig</span> <a href='123slice.subx.html#L793'>write-slice</a> out: (addr stream byte), s: (addr slice)
<span id="L87" class="LineNr"> 87 </span><span class="muComment"># bad name alert</span>
<span id="L88" class="LineNr"> 88 </span><span class="PreProc">sig</span> <a href='123slice.subx.html#L898'>slice-to-string</a> ad: (addr allocation-descriptor), in: (addr slice), out: (addr handle array byte)
<span id="L89" class="LineNr"> 89 </span><span class="PreProc">sig</span> <a href='126write-int-decimal.subx.html#L8'>write-int32-decimal</a> out: (addr stream byte), n: int
<span id="L90" class="LineNr"> 90 </span><span class="PreProc">sig</span> <a href='126write-int-decimal.subx.html#L296'>decimal-digit?</a> c: grapheme<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L91" class="LineNr"> 91 </span><span class="PreProc">sig</span> <a href='126write-int-decimal.subx.html#L395'>to-decimal-digit</a> in: grapheme<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int
<span id="L92" class="LineNr"> 92 </span><span class="muComment"># bad name alert</span>
<span id="L93" class="LineNr"> 93 </span><span class="muComment"># next-word really tokenizes</span>
<span id="L94" class="LineNr"> 94 </span><span class="muComment"># next-raw-word really reads whitespace-separated words</span>
<span id="L95" class="LineNr"> 95 </span><span class="PreProc">sig</span> <a href='127next-word.subx.html#L11'>next-word</a> line: (addr stream byte), out: (addr slice) <span class="muComment"># skips '#' comments</span>
<span id="L96" class="LineNr"> 96 </span><span class="PreProc">sig</span> <a href='127next-word.subx.html#L306'>next-raw-word</a> line: (addr stream byte), out: (addr slice) <span class="muComment"># does not skip '#' comments</span>
<span id="L97" class="LineNr"> 97 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L6'>stream-empty?</a> s: (addr stream _)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L98" class="LineNr"> 98 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L30'>stream-full?</a> s: (addr stream _)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L99" class="LineNr"> 99 </span><span class="PreProc">sig</span> <a href='310copy-bytes.subx.html#L60'>stream-to-array</a> in: (addr stream _), out: (addr handle array _)
<span id="L100" class="LineNr">100 </span><span class="PreProc">sig</span> <a href='310copy-bytes.subx.html#L120'>unquote-stream-to-array</a> in: (addr stream _), out: (addr handle array _)
<span id="L101" class="LineNr">101 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L154'>stream-first</a> s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: byte
<span id="L102" class="LineNr">102 </span><span class="PreProc">sig</span> <a href='309stream.subx.html#L181'>stream-final</a> s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: byte
<span id="L103" class="LineNr">103 </span>
<span id="L104" class="LineNr">104 </span><span class="muComment">#sig copy-bytes src: (addr byte), dest: (addr byte), n: int</span>
<span id="L105" class="LineNr">105 </span><span class="PreProc">sig</span> <a href='312copy.subx.html#L3'>copy-array-object</a> src: (addr array _), dest-ah: (addr handle array _)
<span id="L106" class="LineNr">106 </span><span class="PreProc">sig</span> <a href='301array-equal.subx.html#L5'>array-equal?</a> a: (addr array int), b: (addr array int)<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: boolean
<span id="L107" class="LineNr">107 </span><span class="PreProc">sig</span> <a href='301array-equal.subx.html#L368'>parse-array-of-ints</a> s: (addr array byte), out: (addr handle array int)
<span id="L108" class="LineNr">108 </span><span class="PreProc">sig</span> <a href='311decimal-int.subx.html#L623'>parse-array-of-decimal-ints</a> s: (addr array byte), out: (addr handle array int)
<span id="L109" class="LineNr">109 </span><span class="PreProc">sig</span> <a href='301array-equal.subx.html#L382'>check-array-equal</a> a: (addr array int), expected: (addr string), msg: (addr string)
<span id="L110" class="LineNr">110 </span>
<span id="L111" class="LineNr">111 </span><span class="PreProc">sig</span> <a href='314divide.subx.html#L3'>integer-divide</a> a: int, b: int<span class="PreProc"> -> </span>_/<span class="muRegEax">eax</span>: int, _/<span class="muRegEdx">edx</span>: int
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