https://www.memcp.org/index.php?action=history&feed=atom&title=JIT_in_Scheme 2026-08-28T06:56:10Z Revision history for this page on the wiki MediaWiki 1.39.1 https://www.memcp.org/index.php?title=JIT_in_Scheme&diff=282&oldid=prev 2026-08-27T06:15:13Z

<p>Created page with &quot;= JIT Compilation = Our scheme dialect allows to JIT-compile SCM code into real machine code. ← Back to <a href="/wiki/Full_SCM_API_documentation" title="Full SCM API documentation">Full SCM API documentation</a> == jit == compiles a lambda to optimized native code when this build enables JIT &#039;&#039;&#039;Allowed number of parameters:&#039;&#039;&#039; 1–1 &lt;span id=&quot;parameters&quot;&gt;&lt;/span&gt; === Parameters === * &#039;&#039;&#039;fn&#039;&#039;&#039; (&lt;code&gt;any&lt;/code&gt;): the function to compile &lt;span id=&quot;returns&quot;&gt;&lt;/span&gt; === Returns === &lt;code&gt;any&lt;/code&gt; &lt;span id=&quot;jit-1&quot;&gt;&lt;/span&gt; == jit? == tel...&quot;</p> <p><b>New page</b></p><div>= JIT Compilation =<br /> <br /> Our scheme dialect allows to JIT-compile SCM code into real machine code.<br /> <br /> <br /> ← Back to [[Full SCM API documentation]]<br /> <br /> == jit ==<br /> <br /> compiles a lambda to optimized native code when this build enables JIT<br /> <br /> &#039;&#039;&#039;Allowed number of parameters:&#039;&#039;&#039; 1–1<br /> <br /> &lt;span id=&quot;parameters&quot;&gt;&lt;/span&gt;<br /> === Parameters ===<br /> <br /> * &#039;&#039;&#039;fn&#039;&#039;&#039; (&lt;code&gt;any&lt;/code&gt;): the function to compile<br /> <br /> &lt;span id=&quot;returns&quot;&gt;&lt;/span&gt;<br /> === Returns ===<br /> <br /> &lt;code&gt;any&lt;/code&gt;<br /> <br /> &lt;span id=&quot;jit-1&quot;&gt;&lt;/span&gt;<br /> == jit? ==<br /> <br /> tells whether a value is a JIT-compiled function descriptor<br /> <br /> &#039;&#039;&#039;Allowed number of parameters:&#039;&#039;&#039; 1–1<br /> <br /> &lt;span id=&quot;parameters-1&quot;&gt;&lt;/span&gt;<br /> === Parameters ===<br /> <br /> * &#039;&#039;&#039;value&#039;&#039;&#039; (&lt;code&gt;any&lt;/code&gt;): value to inspect<br /> <br /> &lt;span id=&quot;returns-1&quot;&gt;&lt;/span&gt;<br /> === Returns ===<br /> <br /> &lt;code&gt;bool&lt;/code&gt;<br /> <br /> == jit-warn-if-fallback ==<br /> <br /> prints a diagnostic warning when an enabled JIT build kept a procedure interpreted and returns the procedure unchanged<br /> <br /> &#039;&#039;&#039;Allowed number of parameters:&#039;&#039;&#039; 1–2<br /> <br /> &lt;span id=&quot;parameters-2&quot;&gt;&lt;/span&gt;<br /> === Parameters ===<br /> <br /> * &#039;&#039;&#039;procedure&#039;&#039;&#039; (&lt;code&gt;any&lt;/code&gt;): procedure expected to be a native compilation candidate<br /> * &#039;&#039;&#039;label&#039;&#039;&#039; (&lt;code&gt;string&lt;/code&gt;): optional diagnostic label &#039;&#039;(optional)&#039;&#039;<br /> <br /> &lt;span id=&quot;returns-2&quot;&gt;&lt;/span&gt;<br /> === Returns ===<br /> <br /> &lt;code&gt;any&lt;/code&gt;<br /> <br /> &lt;span id=&quot;jit-enabled&quot;&gt;&lt;/span&gt;<br /> == jit-enabled? ==<br /> <br /> tells whether this binary was built with the patched Go JIT runtime<br /> <br /> &#039;&#039;&#039;Allowed number of parameters:&#039;&#039;&#039; 0–0<br /> <br /> &lt;span id=&quot;parameters-3&quot;&gt;&lt;/span&gt;<br /> === Parameters ===<br /> <br /> &#039;&#039;This function has no parameters.&#039;&#039;<br /> <br /> &lt;span id=&quot;returns-3&quot;&gt;&lt;/span&gt;<br /> === Returns ===<br /> <br /> &lt;code&gt;bool&lt;/code&gt;</div>

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