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<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Stackframegen (ocaml.Stackframegen)</title><meta charset="utf-8"/><link rel="stylesheet" href="../../_odoc-theme/odoc.css"/><meta name="generator" content="odoc 2.4.4"/><meta name="viewport" content="width=device-width,initial-scale=1.0"/><script src="../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body class="odoc"><nav class="odoc-nav"><a href="../index.html">Up</a> – <a href="../index.html">ocaml</a> » Stackframegen</nav><header class="odoc-preamble"><h1>Module <code><span>Stackframegen</span></code></h1></header><div class="odoc-content"><div class="odoc-spec"><div class="spec type anchored" id="type-analysis_result"><a href="#type-analysis_result" class="anchor"></a><code><span><span class="keyword">type</span> analysis_result</span><span> = </span><span>{</span></code><ol><li id="type-analysis_result.contains_nontail_calls" class="def record field anchored"><a href="#type-analysis_result.contains_nontail_calls" class="anchor"></a><code><span>contains_nontail_calls : bool;</span></code><div class="def-doc"><span class="comment-delim">(*</span><p>Whether the function contains non-tail calls to OCaml functions. Calls to C functions don't count.</p><span class="comment-delim">*)</span></div></li><li id="type-analysis_result.frame_required" class="def record field anchored"><a href="#type-analysis_result.frame_required" class="anchor"></a><code><span>frame_required : bool;</span></code><div class="def-doc"><span class="comment-delim">(*</span><p>Whether the function must allocate a stack frame on entry, for one of the following reasons:</p><ul><li>some local variables are stack-allocated</li><li>the function needs to save its return address on the stack, e.g.: -- it contains a non-tail call to an OCaml function -- it calls a C function -- it contains an allocation or a poll point -- it performs an array bound check (on some ports)</li></ul><span class="comment-delim">*)</span></div></li><li id="type-analysis_result.extra_stack_used" class="def record field anchored"><a href="#type-analysis_result.extra_stack_used" class="anchor"></a><code><span>extra_stack_used : int;</span></code><div class="def-doc"><span class="comment-delim">(*</span><p>Amount of stack space used, in bytes, in addition to the initial stack frame. This counts trap handlers and "outgoing" stack slots used for parameter passing.</p><span class="comment-delim">*)</span></div></li></ol><code><span>}</span></code></div></div><div class="odoc-spec"><div class="spec class anchored" id="class-stackframe_generic"><a href="#class-stackframe_generic" class="anchor"></a><code><span><span class="keyword">class</span> <span class="keyword">virtual</span> </span><span><a href="class-stackframe_generic/index.html">stackframe_generic</a></span><span> : <span class="keyword">object</span> ... <span class="keyword">end</span></span></code></div></div></div></body></html>
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