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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Bitfield (containers.Containers_codegen.Bitfield)</title><link rel="stylesheet" href="../../../odoc.css"/><meta charset="utf-8"/><meta name="generator" content="odoc 1.5.1"/><meta name="viewport" content="width=device-width,initial-scale=1.0"/><script src="../../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body><div class="content"><header><nav><a href="../index.html">Up</a> – <a href="../../index.html">containers</a> » <a href="../index.html">Containers_codegen</a> » Bitfield</nav><h1>Module <code>Containers_codegen.Bitfield</code></h1><h3 id="generate-efficient-bitfields-that-fit-in-an-integer"><a href="#generate-efficient-bitfields-that-fit-in-an-integer" class="anchor"></a>Generate efficient bitfields that fit in an integer</h3></header><dl><dt class="spec type" id="type-t"><a href="#type-t" class="anchor"></a><code><span class="keyword">type</span> t</code></dt></dl><dl><dt class="spec value" id="val-make"><a href="#val-make" class="anchor"></a><code><span class="keyword">val</span> make : <span>?⁠emit_failure_if_too_wide:bool</span> <span>-></span> <span>name:string</span> <span>-></span> unit <span>-></span> <a href="index.html#type-t">t</a></code></dt><dd><p>Make a new bitfield with the given name.</p><dl><dt>parameter name</dt><dd><p>the name of the generated type</p></dd></dl><dl><dt>parameter emit_failure_if_too_wide</dt><dd><p>if true, generated code includes a runtime assertion that <span class="xref-unresolved" title="unresolved reference to "Sys.int_size""><code>Sys</code>.int_size</span> is wide enough to support this type</p></dd></dl></dd></dl><dl><dt class="spec value" id="val-field_bit"><a href="#val-field_bit" class="anchor"></a><code><span class="keyword">val</span> field_bit : <a href="index.html#type-t">t</a> <span>-></span> string <span>-></span> unit</code></dt><dd><p><code>field_bit ty name</code> adds a field of size <code>1</code> to the bitfield <code>ty</code>, with name <code>name</code>. The generate code will provide get/set for a boolean.</p></dd></dl><dl><dt class="spec value" id="val-field_int"><a href="#val-field_int" class="anchor"></a><code><span class="keyword">val</span> field_int : <a href="index.html#type-t">t</a> <span>-></span> <span>width:int</span> <span>-></span> string <span>-></span> unit</code></dt><dd><p><code>field_int ty name ~width</code> adds a field of size <code>width</code> to the bitfield with name <code>name</code>. The accessors will be for integers of <code>width</code> bits, and the setter might assert that the provided integer fits.</p></dd></dl><dl><dt class="spec value" id="val-total_width"><a href="#val-total_width" class="anchor"></a><code><span class="keyword">val</span> total_width : <a href="index.html#type-t">t</a> <span>-></span> int</code></dt><dd><p>Total width in bits of the given bitfield.</p></dd></dl><dl><dt class="spec value" id="val-gen_mli"><a href="#val-gen_mli" class="anchor"></a><code><span class="keyword">val</span> gen_mli : <a href="index.html#type-t">t</a> <span>-></span> <a href="../index.html#type-code">code</a></code></dt><dd><p>Generate code for the type signature for the given bitfield</p></dd></dl><dl><dt class="spec value" id="val-gen_ml"><a href="#val-gen_ml" class="anchor"></a><code><span class="keyword">val</span> gen_ml : <a href="index.html#type-t">t</a> <span>-></span> <a href="../index.html#type-code">code</a></code></dt><dd><p>Generate code for the implementation for the given bitfield</p></dd></dl></div></body></html> |