begriffs open source - cmsis/blob - dev/v6.0.0-dev53/Core_A/html/group__CMSIS__FPSCR.html

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 130   <div class="summary">
 131 <a href="#groups">Content</a> &#124;
 132 <a href="#nested-classes">Data Structures</a> &#124;
 133 <a href="#func-members">Functions</a>  </div>
 134   <div class="headertitle"><div class="title">Floating-point Status and Control Register (FPSCR)<div class="ingroups"><a class="el" href="group__CMSIS__core__register.html">Core Register Access</a></div></div></div>
 135 </div><!--header-->
 136 <div class="contents">
 137
 138 <p>Provides floating-point system status information and control.
 139 <a href="#details">More...</a></p>
 140 <table class="memberdecls">
 141 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="groups" name="groups"></a>
 142 Content</h2></td></tr>
 143 <tr class="memitem:group__CMSIS__FPSCR__BITS"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__FPSCR__BITS.html">FPSCR Bits</a></td></tr>
 144 <tr class="memdesc:group__CMSIS__FPSCR__BITS"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit position and mask macros. <br /></td></tr>
 145 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 146 </table><table class="memberdecls">
 147 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
 148 Data Structures</h2></td></tr>
 149 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFPSCR__Type.html">FPSCR_Type</a></td></tr>
 150 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit field declaration for FPSCR layout.  <a href="structFPSCR__Type.html#details">More...</a><br /></td></tr>
 151 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 152 </table><table class="memberdecls">
 153 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
 154 Functions</h2></td></tr>
 155 <tr class="memitem:ga6a275172e274ea7ce6c22030d07c6c64"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armclang__a_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__FPSCR.html#ga6a275172e274ea7ce6c22030d07c6c64">__get_FPSCR</a> (void)</td></tr>
 156 <tr class="memdesc:ga6a275172e274ea7ce6c22030d07c6c64"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get FPSCR.  <br /></td></tr>
 157 <tr class="separator:ga6a275172e274ea7ce6c22030d07c6c64"><td class="memSeparator" colspan="2">&#160;</td></tr>
 158 <tr class="memitem:ga17c6ff443c52c74125fefef7de5fee1d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armclang__a_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__FPSCR.html#ga17c6ff443c52c74125fefef7de5fee1d">__set_FPSCR</a> (uint32_t fpscr)</td></tr>
 159 <tr class="memdesc:ga17c6ff443c52c74125fefef7de5fee1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set FPSCR.  <br /></td></tr>
 160 <tr class="separator:ga17c6ff443c52c74125fefef7de5fee1d"><td class="memSeparator" colspan="2">&#160;</td></tr>
 161 </table>
 162 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 163 <p>Provides floating-point system status information and control. </p>
 164 <table class="markdownTable">
 165 <tr class="markdownTableHead">
 166 <th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
 167 <tr class="markdownTableRowOdd">
 168 <td class="markdownTableBodyLeft">[31]   </td><td class="markdownTableBodyLeft">N   </td><td class="markdownTableBodyLeft">Negative condition flag.    </td></tr>
 169 <tr class="markdownTableRowEven">
 170 <td class="markdownTableBodyLeft">[30]   </td><td class="markdownTableBodyLeft">Z   </td><td class="markdownTableBodyLeft">Zero condition flag.    </td></tr>
 171 <tr class="markdownTableRowOdd">
 172 <td class="markdownTableBodyLeft">[29]   </td><td class="markdownTableBodyLeft">C   </td><td class="markdownTableBodyLeft">Carry condition flag.    </td></tr>
 173 <tr class="markdownTableRowEven">
 174 <td class="markdownTableBodyLeft">[28]   </td><td class="markdownTableBodyLeft">V   </td><td class="markdownTableBodyLeft">Overflow condition flag.    </td></tr>
 175 <tr class="markdownTableRowOdd">
 176 <td class="markdownTableBodyLeft">[27]   </td><td class="markdownTableBodyLeft">QC   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 177 <tr class="markdownTableRowEven">
 178 <td class="markdownTableBodyLeft">[26]   </td><td class="markdownTableBodyLeft">AHP   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 179 <tr class="markdownTableRowOdd">
 180 <td class="markdownTableBodyLeft">[25]   </td><td class="markdownTableBodyLeft">DN   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 181 <tr class="markdownTableRowEven">
 182 <td class="markdownTableBodyLeft">[24]   </td><td class="markdownTableBodyLeft">FZ   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 183 <tr class="markdownTableRowOdd">
 184 <td class="markdownTableBodyLeft">[23:22]   </td><td class="markdownTableBodyLeft">RMode   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 185 <tr class="markdownTableRowEven">
 186 <td class="markdownTableBodyLeft">[21:20]   </td><td class="markdownTableBodyLeft">Stride   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 187 <tr class="markdownTableRowOdd">
 188 <td class="markdownTableBodyLeft">[19]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 189 <tr class="markdownTableRowEven">
 190 <td class="markdownTableBodyLeft">[18:16]   </td><td class="markdownTableBodyLeft">Len   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
 191 <tr class="markdownTableRowOdd">
 192 <td class="markdownTableBodyLeft">[15]   </td><td class="markdownTableBodyLeft">IDE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 193 <tr class="markdownTableRowEven">
 194 <td class="markdownTableBodyLeft">[14:13]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 195 <tr class="markdownTableRowOdd">
 196 <td class="markdownTableBodyLeft">[12]   </td><td class="markdownTableBodyLeft">IXE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 197 <tr class="markdownTableRowEven">
 198 <td class="markdownTableBodyLeft">[11]   </td><td class="markdownTableBodyLeft">UFE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 199 <tr class="markdownTableRowOdd">
 200 <td class="markdownTableBodyLeft">[10]   </td><td class="markdownTableBodyLeft">OFE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 201 <tr class="markdownTableRowEven">
 202 <td class="markdownTableBodyLeft">[9]   </td><td class="markdownTableBodyLeft">DZE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 203 <tr class="markdownTableRowOdd">
 204 <td class="markdownTableBodyLeft">[8]   </td><td class="markdownTableBodyLeft">IOE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 205 <tr class="markdownTableRowEven">
 206 <td class="markdownTableBodyLeft">[7]   </td><td class="markdownTableBodyLeft">IDC   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
 207 <tr class="markdownTableRowOdd">
 208 <td class="markdownTableBodyLeft">[6:5]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 209 <tr class="markdownTableRowEven">
 210 <td class="markdownTableBodyLeft">[4]   </td><td class="markdownTableBodyLeft">IXC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
 211 <tr class="markdownTableRowOdd">
 212 <td class="markdownTableBodyLeft">[3]   </td><td class="markdownTableBodyLeft">UFC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
 213 <tr class="markdownTableRowEven">
 214 <td class="markdownTableBodyLeft">[2]   </td><td class="markdownTableBodyLeft">OFC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
 215 <tr class="markdownTableRowOdd">
 216 <td class="markdownTableBodyLeft">[1]   </td><td class="markdownTableBodyLeft">DZC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
 217 <tr class="markdownTableRowEven">
 218 <td class="markdownTableBodyLeft">[0]   </td><td class="markdownTableBodyLeft">IOC   </td><td class="markdownTableBodyLeft">FIQ pending bit.   </td></tr>
 219 </table>
 220 <p>Consider <a class="el" href="group__CMSIS__FPSCR.html#ga6a275172e274ea7ce6c22030d07c6c64">__get_FPSCR</a> and <a class="el" href="group__CMSIS__FPSCR.html#ga17c6ff443c52c74125fefef7de5fee1d">__set_FPSCR</a> to access this register. </p>
 221 <h2 class="groupheader">Function Documentation</h2>
 222 <a id="ga6a275172e274ea7ce6c22030d07c6c64" name="ga6a275172e274ea7ce6c22030d07c6c64"></a>
 223 <h2 class="memtitle"><span class="permalink"><a href="#ga6a275172e274ea7ce6c22030d07c6c64">&#9670;&#160;</a></span>__get_FPSCR()</h2>
 224
 225 <div class="memitem">
 226 <div class="memproto">
 227       <table class="memname">
 228         <tr>
 229           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t __get_FPSCR </td>
 230           <td>(</td>
 231           <td class="paramtype">void&#160;</td>
 232           <td class="paramname"></td><td>)</td>
 233           <td></td>
 234         </tr>
 235       </table>
 236 </div><div class="memdoc">
 237
 238 <p>Get FPSCR. </p>
 239 <p>Returns the current value of the Floating Point Status/Control register. </p><dl class="section return"><dt>Returns</dt><dd>Floating Point Status/Control register value</dd></dl>
 240 <p>This function returns the current value of the <a class="el" href="group__CMSIS__FPSCR.html">Floating-point Status and Control Register (FPSCR)</a>. </p>
 241
 242 </div>
 243 </div>
 244 <a id="ga17c6ff443c52c74125fefef7de5fee1d" name="ga17c6ff443c52c74125fefef7de5fee1d"></a>
 245 <h2 class="memtitle"><span class="permalink"><a href="#ga17c6ff443c52c74125fefef7de5fee1d">&#9670;&#160;</a></span>__set_FPSCR()</h2>
 246
 247 <div class="memitem">
 248 <div class="memproto">
 249       <table class="memname">
 250         <tr>
 251           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_FPSCR </td>
 252           <td>(</td>
 253           <td class="paramtype">uint32_t&#160;</td>
 254           <td class="paramname"><em>fpscr</em></td><td>)</td>
 255           <td></td>
 256         </tr>
 257       </table>
 258 </div><div class="memdoc">
 259
 260 <p>Set FPSCR. </p>
 261 <p>Assigns the given value to the Floating Point Status/Control register. </p><dl class="params"><dt>Parameters</dt><dd>
 262   <table class="params">
 263     <tr><td class="paramdir">[in]</td><td class="paramname">fpscr</td><td>Floating Point Status/Control value to set</td></tr>
 264   </table>
 265   </dd>
 266 </dl>
 267 <p>Assigns the given value to the <a class="el" href="group__CMSIS__FPSCR.html">Floating-point Status and Control Register (FPSCR)</a>. </p>
 268
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