119 lines
4.3 KiB
HTML
119 lines
4.3 KiB
HTML
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<head>
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<title>GNU libgomp: Implementing SECTIONS construct</title>
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<link href="index.html#Top" rel="start" title="Top">
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<link href="Library-Index.html#Library-Index" rel="index" title="Library Index">
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<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
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<link href="The-libgomp-ABI.html#The-libgomp-ABI" rel="up" title="The libgomp ABI">
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<link href="Implementing-SINGLE-construct.html#Implementing-SINGLE-construct" rel="next" title="Implementing SINGLE construct">
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<a name="Implementing-SECTIONS-construct"></a>
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<div class="header">
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<p>
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Next: <a href="Implementing-SINGLE-construct.html#Implementing-SINGLE-construct" accesskey="n" rel="next">Implementing SINGLE construct</a>, Previous: <a href="Implementing-ORDERED-construct.html#Implementing-ORDERED-construct" accesskey="p" rel="prev">Implementing ORDERED construct</a>, Up: <a href="The-libgomp-ABI.html#The-libgomp-ABI" accesskey="u" rel="up">The libgomp ABI</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Library-Index.html#Library-Index" title="Index" rel="index">Index</a>]</p>
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</div>
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<hr>
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<a name="Implementing-SECTIONS-construct-1"></a>
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<h3 class="section">9.13 Implementing SECTIONS construct</h3>
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<p>A block as
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</p>
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<div class="smallexample">
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<pre class="smallexample"> #pragma omp sections
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{
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#pragma omp section
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stmt1;
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#pragma omp section
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stmt2;
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#pragma omp section
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stmt3;
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}
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</pre></div>
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<p>becomes
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</p>
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<div class="smallexample">
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<pre class="smallexample"> for (i = GOMP_sections_start (3); i != 0; i = GOMP_sections_next ())
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switch (i)
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{
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case 1:
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stmt1;
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break;
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case 2:
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stmt2;
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break;
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case 3:
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stmt3;
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break;
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}
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GOMP_barrier ();
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</pre></div>
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</body>
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</html>
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