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diff --git a/libstdc++-v3/doc/html/manual/ext_concurrency.html b/libstdc++-v3/doc/html/manual/ext_concurrency.html index c9922a9b6bc..99718e04f5e 100644 --- a/libstdc++-v3/doc/html/manual/ext_concurrency.html +++ b/libstdc++-v3/doc/html/manual/ext_concurrency.html @@ -1,9 +1,9 @@ <?xml version="1.0" encoding="UTF-8" standalone="no"?> -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> -<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 28. Concurrency</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><meta name="keywords" content=" ISO C++ , library " /><meta name="keywords" content=" ISO C++ , library " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part III. Extensions" /><link rel="prev" href="ext_demangling.html" title="Chapter 27. Demangling" /><link rel="next" href="bk01pt03ch28s02.html" title="Implementation" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 28. Concurrency</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ext_demangling.html">Prev</a> </td><th width="60%" align="center">Part III. +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 28. Concurrency</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content=" ISO C++ , library "/><meta name="keywords" content=" ISO C++ , library "/><link rel="home" href="../spine.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III. Extensions"/><link rel="prev" href="ext_demangling.html" title="Chapter 27. Demangling"/><link rel="next" href="bk01pt03ch28s02.html" title="Implementation"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 28. Concurrency</th></tr><tr><td align="left"><a accesskey="p" href="ext_demangling.html">Prev</a> </td><th width="60%" align="center">Part III. Extensions -</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" title="Chapter 28. Concurrency"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency"></a>Chapter 28. Concurrency</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="ext_concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="sect2"><a href="ext_concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="sect2"><a href="ext_concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt03ch28s02.html">Implementation</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="sect2"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt03ch28s03.html">Use</a></span></dt></dl></div><div class="sect1" title="Design"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.design"></a>Design</h2></div></div></div><div class="sect2" title="Interface to Locks and Mutexes"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"></a>Interface to Locks and Mutexes</h3></div></div></div><p>The file <ext/concurrence.h> contains all the higher-level +</th><td align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 28. Concurrency"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency"/>Chapter 28. Concurrency</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="section"><a href="ext_concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s02.html">Implementation</a></span></dt><dd><dl><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="section"><a href="bk01pt03ch28s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="section"><a href="bk01pt03ch28s03.html">Use</a></span></dt></dl></div><div class="section" title="Design"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency.design"/>Design</h2></div></div></div><div class="section" title="Interface to Locks and Mutexes"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"/>Interface to Locks and Mutexes</h3></div></div></div><p>The file <ext/concurrence.h> contains all the higher-level constructs for playing with threads. In contrast to the atomics layer, the concurrence layer consists largely of types. All types are defined within <code class="code">namespace __gnu_cxx</code>. </p><p> @@ -16,7 +16,7 @@ that support multiple threads.) available locking policies: <code class="code">_S_single</code>, <code class="code">_S_mutex</code>, and <code class="code">_S_atomic</code>. -</p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p><code class="code">_S_single</code></p><p>Indicates single-threaded code that does not need locking. +</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p><code class="code">_S_single</code></p><p>Indicates single-threaded code that does not need locking. </p></li><li class="listitem"><p><code class="code">_S_mutex</code></p><p>Indicates multi-threaded code using thread-layer abstractions. </p></li><li class="listitem"><p><code class="code">_S_atomic</code></p><p>Indicates multi-threaded code using atomic operations. </p></li></ul></div><p>The compile-time constant <code class="code">__default_lock_policy</code> is set @@ -30,7 +30,7 @@ community. This version takes a <code class="code">__mutex</code> reference, and locks it during construction of <code class="code">__scoped_locke</code> and unlocks it during destruction. This is an efficient way of locking critical sections, while retaining exception-safety. -</p></div><div class="sect2" title="Interface to Atomic Functions"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.atomics"></a>Interface to Atomic Functions</h3></div></div></div><p> +</p></div><div class="section" title="Interface to Atomic Functions"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.atomics"/>Interface to Atomic Functions</h3></div></div></div><p> Two functions and one type form the base of atomic support. </p><p>The type <code class="code">_Atomic_word</code> is a signed integral type supporting atomic operations. @@ -44,7 +44,7 @@ void __atomic_add_dispatch(volatile _Atomic_word*, int); </pre><p>Both of these functions are declared in the header file <ext/atomicity.h>, and are in <code class="code">namespace __gnu_cxx</code>. -</p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p> +</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p> <code class="code"> __exchange_and_add_dispatch </code> @@ -63,7 +63,7 @@ __exchange_and_add_dispatch </code> </p><p> Calls through to either of: -</p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p><code class="code">__exchange_and_add</code> +</p><div class="itemizedlist"><ul class="itemizedlist"><li class="listitem"><p><code class="code">__exchange_and_add</code> </p><p>Multi-thread version. Inlined if compiler-generated builtin atomics can be used, otherwise resolved at link time to a non-builtin code sequence. @@ -88,4 +88,4 @@ _GLIBCXX_WRITE_MEM_BARRIER </p><p> Which expand to the appropriate write and read barrier required by the host hardware and operating system. -</p></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ext_demangling.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="extensions.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Chapter 27. Demangling </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> Implementation</td></tr></table></div></body></html> +</p></div></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td align="left"><a accesskey="p" href="ext_demangling.html">Prev</a> </td><td align="center"><a accesskey="u" href="extensions.html">Up</a></td><td align="right"> <a accesskey="n" href="bk01pt03ch28s02.html">Next</a></td></tr><tr><td align="left" valign="top">Chapter 27. Demangling </td><td align="center"><a accesskey="h" href="../spine.html">Home</a></td><td align="right" valign="top"> Implementation</td></tr></table></div></body></html> |
