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  20. <title>OpenACC (GNU Compiler Collection (GCC) Internals)</title>
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  61. <a name="OpenACC"></a>
  62. <div class="header">
  63. <p>
  64. Previous: <a href="OpenMP.html#OpenMP" accesskey="p" rel="prev">OpenMP</a>, Up: <a href="Statements.html#Statements" accesskey="u" rel="up">Statements</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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  66. <hr>
  67. <a name="OpenACC-1"></a>
  68. <h4 class="subsection">11.7.8 OpenACC</h4>
  69. <a name="index-OACC_005fCACHE"></a>
  70. <a name="index-OACC_005fDATA"></a>
  71. <a name="index-OACC_005fDECLARE"></a>
  72. <a name="index-OACC_005fENTER_005fDATA"></a>
  73. <a name="index-OACC_005fEXIT_005fDATA"></a>
  74. <a name="index-OACC_005fHOST_005fDATA"></a>
  75. <a name="index-OACC_005fKERNELS"></a>
  76. <a name="index-OACC_005fLOOP"></a>
  77. <a name="index-OACC_005fPARALLEL"></a>
  78. <a name="index-OACC_005fSERIAL"></a>
  79. <a name="index-OACC_005fUPDATE"></a>
  80. <p>All the statements starting with <code>OACC_</code> represent directives and
  81. clauses used by the OpenACC API <a href="https://www.openacc.org">https://www.openacc.org</a><!-- /@w -->.
  82. </p>
  83. <dl compact="compact">
  84. <dt><code>OACC_CACHE</code></dt>
  85. <dd>
  86. <p>Represents <code>#pragma acc cache (var &hellip;)</code>.
  87. </p>
  88. </dd>
  89. <dt><code>OACC_DATA</code></dt>
  90. <dd>
  91. <p>Represents <code>#pragma acc data [clause1 &hellip; clauseN]</code>.
  92. </p>
  93. </dd>
  94. <dt><code>OACC_DECLARE</code></dt>
  95. <dd>
  96. <p>Represents <code>#pragma acc declare [clause1 &hellip; clauseN]</code>.
  97. </p>
  98. </dd>
  99. <dt><code>OACC_ENTER_DATA</code></dt>
  100. <dd>
  101. <p>Represents <code>#pragma acc enter data [clause1 &hellip; clauseN]</code>.
  102. </p>
  103. </dd>
  104. <dt><code>OACC_EXIT_DATA</code></dt>
  105. <dd>
  106. <p>Represents <code>#pragma acc exit data [clause1 &hellip; clauseN]</code>.
  107. </p>
  108. </dd>
  109. <dt><code>OACC_HOST_DATA</code></dt>
  110. <dd>
  111. <p>Represents <code>#pragma acc host_data [clause1 &hellip; clauseN]</code>.
  112. </p>
  113. </dd>
  114. <dt><code>OACC_KERNELS</code></dt>
  115. <dd>
  116. <p>Represents <code>#pragma acc kernels [clause1 &hellip; clauseN]</code>.
  117. </p>
  118. </dd>
  119. <dt><code>OACC_LOOP</code></dt>
  120. <dd>
  121. <p>Represents <code>#pragma acc loop [clause1 &hellip; clauseN]</code>.
  122. </p>
  123. <p>See the description of the <code>OMP_FOR</code> code.
  124. </p>
  125. </dd>
  126. <dt><code>OACC_PARALLEL</code></dt>
  127. <dd>
  128. <p>Represents <code>#pragma acc parallel [clause1 &hellip; clauseN]</code>.
  129. </p>
  130. </dd>
  131. <dt><code>OACC_SERIAL</code></dt>
  132. <dd>
  133. <p>Represents <code>#pragma acc serial [clause1 &hellip; clauseN]</code>.
  134. </p>
  135. </dd>
  136. <dt><code>OACC_UPDATE</code></dt>
  137. <dd>
  138. <p>Represents <code>#pragma acc update [clause1 &hellip; clauseN]</code>.
  139. </p>
  140. </dd>
  141. </dl>
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