<title>Kaleidoscope: Conclusion and other useful LLVM tidbits</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="author" content="Chris Lattner">
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+ <link rel="stylesheet" href="../_static/llvm.css" type="text/css">
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-<div class="doc_title">Kaleidoscope: Conclusion and other useful LLVM
- tidbits</div>
+<h1>Kaleidoscope: Conclusion and other useful LLVM tidbits</h1>
<ul>
<li><a href="index.html">Up to Tutorial Index</a></li>
</div>
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-<div class="doc_section"><a name="conclusion">Tutorial Conclusion</a></div>
+<h2><a name="conclusion">Tutorial Conclusion</a></h2>
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-<div class="doc_text">
+<div>
-<p>Welcome to the
the final chapter of the "<a href="index.html">Implementing a
+<p>Welcome to the final chapter of the "<a href="index.html">Implementing a
language with LLVM</a>" tutorial. In the course of this tutorial, we have grown
our little Kaleidoscope language from being a useless toy, to being a
semi-interesting (but probably still useless) toy. :)</p>
</div>
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-<div class="doc_section"><a name="llvmirproperties">Properties of the LLVM
-IR</a></div>
+<h2><a name="llvmirproperties">Properties of the LLVM IR</a></h2>
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-<div class="doc_text">
+<div>
<p>We have a couple common questions about code in the LLVM IR form - lets just
get these out of the way right now, shall we?</p>
-</div>
-
<!-- ======================================================================= -->
-<div class="doc_subsubsection"><a name="targetindep">Target
-Independence</a></div>
+<h4><a name="targetindep">Target Independence</a></h4>
<!-- ======================================================================= -->
-<div class="doc_text">
+<div>
<p>Kaleidoscope is an example of a "portable language": any program written in
Kaleidoscope will work the same way on any target that it runs on. Many other
</div>
<!-- ======================================================================= -->
-<div class="doc_subsubsection"><a name="safety">Safety Guarantees</a></div>
+<h4><a name="safety">Safety Guarantees</a></h4>
<!-- ======================================================================= -->
-<div class="doc_text">
+<div>
<p>Many of the languages above are also "safe" languages: it is impossible for
a program written in Java to corrupt its address space and crash the process
</div>
<!-- ======================================================================= -->
-<div class="doc_subsubsection"><a name="langspecific">Language-Specific
-Optimizations</a></div>
+<h4><a name="langspecific">Language-Specific Optimizations</a></h4>
<!-- ======================================================================= -->
-<div class="doc_text">
+<div>
<p>One thing about LLVM that turns off many people is that it does not solve all
the world's problems in one system (sorry 'world hunger', someone else will have
</div>
+</div>
+
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-<div class="doc_section"><a name="tipsandtricks">Tips and Tricks</a></div>
+<h2><a name="tipsandtricks">Tips and Tricks</a></h2>
<!-- *********************************************************************** -->
-<div class="doc_text">
+<div>
<p>There is a variety of useful tips and tricks that you come to know after
working on/with LLVM that aren't obvious at first glance. Instead of letting
everyone rediscover them, this section talks about some of these issues.</p>
-</div>
-
<!-- ======================================================================= -->
-<div class="doc_subsubsection"><a name="offsetofsizeof">Implementing portable
-offsetof/sizeof</a></div>
+<h4><a name="offsetofsizeof">Implementing portable offsetof/sizeof</a></h4>
<!-- ======================================================================= -->
-<div class="doc_text">
+<div>
<p>One interesting thing that comes up, if you are trying to keep the code
generated by your compiler "target independent", is that you often need to know
</div>
<!-- ======================================================================= -->
-<div class="doc_subsubsection"><a name="gcstack">Garbage Collected
-Stack Frames</a></div>
+<h4><a name="gcstack">Garbage Collected Stack Frames</a></h4>
<!-- ======================================================================= -->
-<div class="doc_text">
+<div>
<p>Some languages want to explicitly manage their stack frames, often so that
they are garbage collected or to allow easy implementation of closures. There
</div>
+</div>
+
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<hr>
<address>
projects / oota-llvm.git / blobdiff