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<div class="category"><a href="index.html" title="CUDA Math API">CUDA Math API</a></div>
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<div class="section-link"><a href="modules.html#modules">1. Modules</a></div>
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<li>
<div class="section-link"><a href="group__CUDA__MATH__INTRINSIC__HALF.html#group__CUDA__MATH__INTRINSIC__HALF">1.1. Half Precision Intrinsics</a></div>
<ul>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF__ARITHMETIC.html#group__CUDA__MATH____HALF__ARITHMETIC">1.1.1. Half Arithmetic Functions</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF2__ARITHMETIC.html#group__CUDA__MATH____HALF2__ARITHMETIC">1.1.2. Half2 Arithmetic Functions</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF__COMPARISON.html#group__CUDA__MATH____HALF__COMPARISON">1.1.3. Half Comparison Functions</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF2__COMPARISON.html#group__CUDA__MATH____HALF2__COMPARISON">1.1.4. Half2 Comparison Functions</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF__MISC.html#group__CUDA__MATH____HALF__MISC">1.1.5. Half Precision Conversion And Data Movement</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF__FUNCTIONS.html#group__CUDA__MATH____HALF__FUNCTIONS">1.1.6. Half Math Functions</a></div>
</li>
<li>
<div class="section-link"><a href="group__CUDA__MATH____HALF2__FUNCTIONS.html#group__CUDA__MATH____HALF2__FUNCTIONS">1.1.7. Half2 Math Functions</a></div>
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<div class="section-link"><a href="group__CUDA__MATH.html#group__CUDA__MATH">1.2. Mathematical Functions</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__SINGLE.html#group__CUDA__MATH__SINGLE">1.3. Single Precision Mathematical Functions</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__DOUBLE.html#group__CUDA__MATH__DOUBLE">1.4. Double Precision Mathematical Functions</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__INTRINSIC__SINGLE.html#group__CUDA__MATH__INTRINSIC__SINGLE">1.5. Single Precision Intrinsics</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__INTRINSIC__DOUBLE.html#group__CUDA__MATH__INTRINSIC__DOUBLE">1.6. Double Precision Intrinsics</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__INTRINSIC__INT.html#group__CUDA__MATH__INTRINSIC__INT">1.7. Integer Intrinsics</a></div>
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<div class="section-link"><a href="group__CUDA__MATH__INTRINSIC__SIMD.html#group__CUDA__MATH__INTRINSIC__SIMD">1.9. SIMD Intrinsics</a></div>
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<article id="contents">
<div class="topic reference apiRef apiPackage cppModule" id="group__CUDA__MATH____HALF__ARITHMETIC"><a name="group__CUDA__MATH____HALF__ARITHMETIC" shape="rect">
<!-- --></a><h2 class="topictitle2 cppModule">1.1.1. Half Arithmetic Functions</h2>
<h2 class="module_header">[<a class="xref xref apiRelation cppModuleModule" href="group__CUDA__MATH__INTRINSIC__HALF.html#group__CUDA__MATH__INTRINSIC__HALF" shape="rect">Half Precision Intrinsics</a>]
</h2>
<div class="section">
<p>To use these functions include the header file <tt class="ph tt code">cuda_fp16.h</tt> in your program.
</p>
</div>
<h3 class="fake_sectiontitle member_header">Functions</h3>
<dl class="members">
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half2 </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1gd4eebe93064215ca566c8606697d4c5f" shape="rect">__h2div</a> ( const __half2<span> </span><span class="keyword keyword apiItemName">a</span>, const __half2<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half2</tt> vector division in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1ga07e44376f11eaa3865163c63372475d" shape="rect">__hadd</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> addition in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g84a949d2a10e1543ec8256f5b3fd65aa" shape="rect">__hadd_sat</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> addition in round-to-nearest-even mode, with saturation to [0.0, 1.0]. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g1e8990a950a37220731255d4d0c390c4" shape="rect">__hdiv</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> division in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1gaec96bd410157b5813c940ee320175f2" shape="rect">__hfma</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span>, const __half<span> </span><span class="keyword keyword apiItemName">c</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> fused multiply-add in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g096f8ab8715837bf96457d1aedc513dc" shape="rect">__hfma_sat</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span>, const __half<span> </span><span class="keyword keyword apiItemName">c</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> fused multiply-add in round-to-nearest-even mode, with saturation to [0.0, 1.0]. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1gf2f3e02bb1d1c9992c3fe709ec826e24" shape="rect">__hmul</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) </span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> multiplication in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g5dcde50fe0cdb1f3cc9f4b409fa370a3" shape="rect">__hmul_sat</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> multiplication in round-to-nearest-even mode, with saturation to [0.0, 1.0]. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g50cef1b840dce4b95fd739d436d0d031" shape="rect">__hneg</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Negates input <tt class="ph tt code">half</tt> number and returns the result. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1g966908fa24410fddec6e50d00546e57b" shape="rect">__hsub</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> subtraction in round-to-nearest-even mode. </span></dd>
<dt><span class="member_type"><span class="keyword keyword apiItemName">__device__</span>
__half </span><span class="member_name"><a href="#group__CUDA__MATH____HALF__ARITHMETIC_1gcfb630a04db4e817e3be53411d7b7375" shape="rect">__hsub_sat</a> ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="shortdesc"><span></span><span class="desc">Performs <tt class="ph tt code">half</tt> subtraction in round-to-nearest-even mode, with saturation to [0.0, 1.0]. </span></dd>
</dl>
<div class="description">
<h3 class="sectiontitle">Functions</h3>
<dl class="description">
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1gd4eebe93064215ca566c8606697d4c5f" id="group__CUDA__MATH____HALF__ARITHMETIC_1gd4eebe93064215ca566c8606697d4c5f" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half2 __h2div ( const __half2<span> </span><span class="keyword keyword apiItemName">a</span>, const __half2<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half2</tt> vector division in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half2. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half2. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half2
<ul>
<li>The
<p class="p">elementwise division of <tt class="ph tt code">a</tt> with <tt class="ph tt code">b</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Divides <tt class="ph tt code">half2</tt> input vector <tt class="ph tt code">a</tt> by input vector <tt class="ph tt code">b</tt> in round-to-nearest mode. DEEPLEARN-SRM_REQ-103
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1ga07e44376f11eaa3865163c63372475d" id="group__CUDA__MATH____HALF__ARITHMETIC_1ga07e44376f11eaa3865163c63372475d" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hadd ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> addition in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">sum of <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> addition of inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, in round-to-nearest-even mode. DEEPLEARN-SRM_REQ-94
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g84a949d2a10e1543ec8256f5b3fd65aa" id="group__CUDA__MATH____HALF__ARITHMETIC_1g84a949d2a10e1543ec8256f5b3fd65aa" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hadd_sat ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> addition in round-to-nearest-even mode, with saturation to [0.0, 1.0].
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">sum of <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, with respect to saturation.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> add of inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, in round-to-nearest-even mode, and clamps the result to range [0.0, 1.0]. NaN results are flushed to +0.0. TBR
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g1e8990a950a37220731255d4d0c390c4" id="group__CUDA__MATH____HALF__ARITHMETIC_1g1e8990a950a37220731255d4d0c390c4" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hdiv ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> division in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of dividing <tt class="ph tt code">a</tt> by <tt class="ph tt code">b</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Divides <tt class="ph tt code">half</tt> input <tt class="ph tt code">a</tt> by input <tt class="ph tt code">b</tt> in round-to-nearest mode. DEEPLEARN-SRM_REQ-98
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1gaec96bd410157b5813c940ee320175f2" id="group__CUDA__MATH____HALF__ARITHMETIC_1gaec96bd410157b5813c940ee320175f2" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hfma ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span>, const __half<span> </span><span class="keyword keyword apiItemName">c</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> fused multiply-add in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">c</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of fused multiply-add operation on <tt class="ph tt code">a</tt>, <tt class="ph tt code">b</tt>, and <tt class="ph tt code">c</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> multiply on inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, then performs a <tt class="ph tt code">half</tt> add of the result with <tt class="ph tt code">c</tt>, rounding the result once in round-to-nearest-even mode. DEEPLEARN-SRM_REQ-96
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g096f8ab8715837bf96457d1aedc513dc" id="group__CUDA__MATH____HALF__ARITHMETIC_1g096f8ab8715837bf96457d1aedc513dc" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hfma_sat ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span>, const __half<span> </span><span class="keyword keyword apiItemName">c</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> fused multiply-add in round-to-nearest-even mode, with saturation to [0.0, 1.0].
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">c</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of fused multiply-add operation on <tt class="ph tt code">a</tt>, <tt class="ph tt code">b</tt>, and <tt class="ph tt code">c</tt>, with respect to saturation.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> multiply on inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, then performs a <tt class="ph tt code">half</tt> add of the result with <tt class="ph tt code">c</tt>, rounding the result once in round-to-nearest-even mode, and clamps the result to range [0.0, 1.0]. NaN results are flushed
to +0.0. TBR
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1gf2f3e02bb1d1c9992c3fe709ec826e24" id="group__CUDA__MATH____HALF__ARITHMETIC_1gf2f3e02bb1d1c9992c3fe709ec826e24" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hmul ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) </span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> multiplication in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of multiplying <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> multiplication of inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, in round-to-nearest mode. DEEPLEARN-SRM_REQ-99
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g5dcde50fe0cdb1f3cc9f4b409fa370a3" id="group__CUDA__MATH____HALF__ARITHMETIC_1g5dcde50fe0cdb1f3cc9f4b409fa370a3" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hmul_sat ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> multiplication in round-to-nearest-even mode, with saturation to [0.0, 1.0].
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of multiplying <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, with respect to saturation.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Performs <tt class="ph tt code">half</tt> multiplication of inputs <tt class="ph tt code">a</tt> and <tt class="ph tt code">b</tt>, in round-to-nearest mode, and clamps the result to range [0.0, 1.0]. NaN results are flushed to +0.0. TBR
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g50cef1b840dce4b95fd739d436d0d031" id="group__CUDA__MATH____HALF__ARITHMETIC_1g50cef1b840dce4b95fd739d436d0d031" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hneg ( const __half<span> </span><span class="keyword keyword apiItemName">a</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Negates input <tt class="ph tt code">half</tt> number and returns the result.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>minus
<p class="p">a </p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Negates input <tt class="ph tt code">half</tt> number and returns the result. DEEPLEARN-SRM_REQ-100
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1g966908fa24410fddec6e50d00546e57b" id="group__CUDA__MATH____HALF__ARITHMETIC_1g966908fa24410fddec6e50d00546e57b" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hsub ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> subtraction in round-to-nearest-even mode.
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of subtracting <tt class="ph tt code">b</tt> from <tt class="ph tt code">a</tt>.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Subtracts <tt class="ph tt code">half</tt> input <tt class="ph tt code">b</tt> from input <tt class="ph tt code">a</tt> in round-to-nearest mode. DEEPLEARN-SRM_REQ-97
</p>
<p class="p"></p>
</div>
</dd>
<dt class="description"><a name="group__CUDA__MATH____HALF__ARITHMETIC_1gcfb630a04db4e817e3be53411d7b7375" id="group__CUDA__MATH____HALF__ARITHMETIC_1gcfb630a04db4e817e3be53411d7b7375" shape="rect">
<!-- --></a><span><span class="keyword keyword apiItemName">__device__</span>
__half __hsub_sat ( const __half<span> </span><span class="keyword keyword apiItemName">a</span>, const __half<span> </span><span class="keyword keyword apiItemName">b</span> ) throw ( )</span></dt>
<dd class="description">
<div class="section">Performs <tt class="ph tt code">half</tt> subtraction in round-to-nearest-even mode, with saturation to [0.0, 1.0].
</div>
<div class="section">
<h6 class="parameter_header">
Parameters
</h6>
<dl class="table-display-params">
<dt><tt class="code"><span class="keyword keyword apiItemName">a</span></tt></dt>
<dd>- half. Is only being read. </dd>
<dt><tt class="code"><span class="keyword keyword apiItemName">b</span></tt></dt>
<dd>- half. Is only being read.</dd>
</dl>
</div>
<div class="section">
<h6 class="return_header">Returns</h6>
<p class="return">half
<ul>
<li>The
<p class="p">result of subtraction of <tt class="ph tt code">b</tt> from <tt class="ph tt code">a</tt>, with respect to saturation.
</p>
</li>
</ul>
</p>
</div>
<div class="section">
<h6 class="description_header">Description</h6>
<p>Subtracts <tt class="ph tt code">half</tt> input <tt class="ph tt code">b</tt> from input <tt class="ph tt code">a</tt> in round-to-nearest mode, and clamps the result to range [0.0, 1.0]. NaN results are flushed to +0.0. TBR
</p>
<p class="p"></p>
</div>
</dd>
</dl>
</div>
</div>
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distrib
>
Mageia
>
7
>
x86_64
>
media
>
nonfree-updates
>
by-pkgid
>
b86a85131cc739c1c53d0b55840a4328
>
files
>
1469
