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    90. 

  90. <a href="#define-members">Macros</a>  </div>
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    92. 

  92. <div class="title">useful.h File Reference</div>  </div>
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    97. 

  97. <table class="memberdecls">
    98. 

  98. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
    99. 

  99. Macros</h2></td></tr>
    100. 

  100. <tr class="memitem:a298322c952526928cf8dbc7aaba7b84d"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a298322c952526928cf8dbc7aaba7b84d">GPR_MIN</a>(a,  b)&#160;&#160;&#160;((a) &lt; (b) ? (a) : (b))</td></tr>
    101. 

  101. <tr class="separator:a298322c952526928cf8dbc7aaba7b84d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    102. 

  102. <tr class="memitem:af50c518bb1183da84adb7d8a86cd568a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#af50c518bb1183da84adb7d8a86cd568a">GPR_MAX</a>(a,  b)&#160;&#160;&#160;((a) &gt; (b) ? (a) : (b))</td></tr>
    103. 

  103. <tr class="separator:af50c518bb1183da84adb7d8a86cd568a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    104. 

  104. <tr class="memitem:ac974b8c13ee716193e0ee30d9513672c"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#ac974b8c13ee716193e0ee30d9513672c">GPR_CLAMP</a>(a,  min,  max)&#160;&#160;&#160;((a) &lt; (min) ? (min) : (a) &gt; (max) ? (max) : (a))</td></tr>
    105. 

  105. <tr class="separator:ac974b8c13ee716193e0ee30d9513672c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    106. 

  106. <tr class="memitem:a6f7a8aba8e044f6b20fc8a7560f28f85"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a6f7a8aba8e044f6b20fc8a7560f28f85">GPR_ROTL</a>(x,  n)&#160;&#160;&#160;(((x) &lt;&lt; (n)) | ((x) &gt;&gt; (sizeof(x) * 8 - (n))))</td></tr>
    107. 

  107. <tr class="separator:a6f7a8aba8e044f6b20fc8a7560f28f85"><td class="memSeparator" colspan="2">&#160;</td></tr>
    108. 

  108. <tr class="memitem:a5ff4b278972e799dc134963a0249f316"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a5ff4b278972e799dc134963a0249f316">GPR_ROTR</a>(x,  n)&#160;&#160;&#160;(((x) &gt;&gt; (n)) | ((x) &lt;&lt; (sizeof(x) * 8 - (n))))</td></tr>
    109. 

  109. <tr class="separator:a5ff4b278972e799dc134963a0249f316"><td class="memSeparator" colspan="2">&#160;</td></tr>
    110. 

  110. <tr class="memitem:a0e411d4f81a169c97c319d4e84df5747"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a0e411d4f81a169c97c319d4e84df5747">GPR_ARRAY_SIZE</a>(array)&#160;&#160;&#160;(sizeof(array) / sizeof(*(array)))</td></tr>
    111. 

  111. <tr class="separator:a0e411d4f81a169c97c319d4e84df5747"><td class="memSeparator" colspan="2">&#160;</td></tr>
    112. 

  112. <tr class="memitem:a9f884f8218a97ed9739e2dac467f0719"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a9f884f8218a97ed9739e2dac467f0719">GPR_SWAP</a>(type,  a,  b)</td></tr>
    113. 

  113. <tr class="separator:a9f884f8218a97ed9739e2dac467f0719"><td class="memSeparator" colspan="2">&#160;</td></tr>
    114. 

  114. <tr class="memitem:a28de4ed955bfc2bff309061b7820a37a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a28de4ed955bfc2bff309061b7820a37a">GPR_BITSET</a>(i,  n)&#160;&#160;&#160;((*(i)) |= (1u &lt;&lt; (n)))</td></tr>
    115. 

  115. <tr class="memdesc:a28de4ed955bfc2bff309061b7820a37a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the <em>n-th</em> bit of <em>i</em> (a mutable pointer).  <a href="#a28de4ed955bfc2bff309061b7820a37a">More...</a><br /></td></tr>
    116. 

  116. <tr class="separator:a28de4ed955bfc2bff309061b7820a37a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    117. 

  117. <tr class="memitem:af797bf1803f9809b3ccceaa619078c89"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#af797bf1803f9809b3ccceaa619078c89">GPR_BITCLEAR</a>(i,  n)&#160;&#160;&#160;((*(i)) &amp;= ~(1u &lt;&lt; (n)))</td></tr>
    118. 

  118. <tr class="memdesc:af797bf1803f9809b3ccceaa619078c89"><td class="mdescLeft">&#160;</td><td class="mdescRight">Clear the <em>n-th</em> bit of <em>i</em> (a mutable pointer).  <a href="#af797bf1803f9809b3ccceaa619078c89">More...</a><br /></td></tr>
    119. 

  119. <tr class="separator:af797bf1803f9809b3ccceaa619078c89"><td class="memSeparator" colspan="2">&#160;</td></tr>
    120. 

  120. <tr class="memitem:a7c54bb2fffdaae24ba38ca5e5c53ab41"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a7c54bb2fffdaae24ba38ca5e5c53ab41">GPR_BITGET</a>(i,  n)&#160;&#160;&#160;(((i) &amp; (1u &lt;&lt; (n))) != 0)</td></tr>
    121. 

  121. <tr class="memdesc:a7c54bb2fffdaae24ba38ca5e5c53ab41"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the <em>n-th</em> bit of <em>i</em>.  <a href="#a7c54bb2fffdaae24ba38ca5e5c53ab41">More...</a><br /></td></tr>
    122. 

  122. <tr class="separator:a7c54bb2fffdaae24ba38ca5e5c53ab41"><td class="memSeparator" colspan="2">&#160;</td></tr>
    123. 

  123. <tr class="memitem:a601e1be692fe7922b52991a5d410b945"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a601e1be692fe7922b52991a5d410b945">GPR_INTERNAL_HEXDIGIT_BITCOUNT</a>(x)</td></tr>
    124. 

  124. <tr class="separator:a601e1be692fe7922b52991a5d410b945"><td class="memSeparator" colspan="2">&#160;</td></tr>
    125. 

  125. <tr class="memitem:a8f51444fe97eb3f83184b98035e3357f"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a8f51444fe97eb3f83184b98035e3357f">GPR_BITCOUNT</a>(i)</td></tr>
    126. 

  126. <tr class="memdesc:a8f51444fe97eb3f83184b98035e3357f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns number of bits set in bitset <em>i</em>.  <a href="#a8f51444fe97eb3f83184b98035e3357f">More...</a><br /></td></tr>
    127. 

  127. <tr class="separator:a8f51444fe97eb3f83184b98035e3357f"><td class="memSeparator" colspan="2">&#160;</td></tr>
    128. 

  128. <tr class="memitem:a0f5453aa5dc6d3314ad8a894177d257b"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="useful_8h.html#a0f5453aa5dc6d3314ad8a894177d257b">GPR_ICMP</a>(a,  b)&#160;&#160;&#160;((a) &lt; (b) ? -1 : ((a) &gt; (b) ? 1 : 0))</td></tr>
    129. 

  129. <tr class="separator:a0f5453aa5dc6d3314ad8a894177d257b"><td class="memSeparator" colspan="2">&#160;</td></tr>
    130. 

  130. </table>
    131. 

  131. <h2 class="groupheader">Macro Definition Documentation</h2>
    132. 

  132. <a class="anchor" id="a0e411d4f81a169c97c319d4e84df5747"></a>
    133. 

  133. <div class="memitem">
    134. 

  134. <div class="memproto">
    135. 

  135.       <table class="memname">
    136. 

  136.         <tr>
    137. 

  137.           <td class="memname">#define GPR_ARRAY_SIZE</td>
    138. 

  138.           <td>(</td>
    139. 

  139.           <td class="paramtype">&#160;</td>
    140. 

  140.           <td class="paramname">array</td><td>)</td>
    141. 

  141.           <td>&#160;&#160;&#160;(sizeof(array) / sizeof(*(array)))</td>
    142. 

  142.         </tr>
    143. 

  143.       </table>
    144. 

  144. </div><div class="memdoc">
    145. 

  145. 

  146. </div>
    147. 

  147. </div>
    148. 

  148. <a class="anchor" id="af797bf1803f9809b3ccceaa619078c89"></a>
    149. 

  149. <div class="memitem">
    150. 

  150. <div class="memproto">
    151. 

  151.       <table class="memname">
    152. 

  152.         <tr>
    153. 

  153.           <td class="memname">#define GPR_BITCLEAR</td>
    154. 

  154.           <td>(</td>
    155. 

  155.           <td class="paramtype">&#160;</td>
    156. 

  156.           <td class="paramname">i, </td>
    157. 

  157.         </tr>
    158. 

  158.         <tr>
    159. 

  159.           <td class="paramkey"></td>
    160. 

  160.           <td></td>
    161. 

  161.           <td class="paramtype">&#160;</td>
    162. 

  162.           <td class="paramname">n&#160;</td>
    163. 

  163.         </tr>
    164. 

  164.         <tr>
    165. 

  165.           <td></td>
    166. 

  166.           <td>)</td>
    167. 

  167.           <td></td><td>&#160;&#160;&#160;((*(i)) &amp;= ~(1u &lt;&lt; (n)))</td>
    168. 

  168.         </tr>
    169. 

  169.       </table>
    170. 

  170. </div><div class="memdoc">
    171. 

  171. 

  172. <p>Clear the <em>n-th</em> bit of <em>i</em> (a mutable pointer). </p>
    173. 

  173. 

  174. </div>
    175. 

  175. </div>
    176. 

  176. <a class="anchor" id="a8f51444fe97eb3f83184b98035e3357f"></a>
    177. 

  177. <div class="memitem">
    178. 

  178. <div class="memproto">
    179. 

  179.       <table class="memname">
    180. 

  180.         <tr>
    181. 

  181.           <td class="memname">#define GPR_BITCOUNT</td>
    182. 

  182.           <td>(</td>
    183. 

  183.           <td class="paramtype">&#160;</td>
    184. 

  184.           <td class="paramname">i</td><td>)</td>
    185. 

  185.           <td></td>
    186. 

  186.         </tr>
    187. 

  187.       </table>
    188. 

  188. </div><div class="memdoc">
    189. 

  189. <b>Value:</b><div class="fragment"><div class="line">(((<a class="code" href="useful_8h.html#a601e1be692fe7922b52991a5d410b945">GPR_INTERNAL_HEXDIGIT_BITCOUNT</a>(i) +         \</div><div class="line">     (<a class="code" href="useful_8h.html#a601e1be692fe7922b52991a5d410b945">GPR_INTERNAL_HEXDIGIT_BITCOUNT</a>(i) &gt;&gt; 4)) &amp; \</div><div class="line">    0x0f0f0f0f) %                                \</div><div class="line">   255)</div><div class="ttc" id="useful_8h_html_a601e1be692fe7922b52991a5d410b945"><div class="ttname"><a href="useful_8h.html#a601e1be692fe7922b52991a5d410b945">GPR_INTERNAL_HEXDIGIT_BITCOUNT</a></div><div class="ttdeci">#define GPR_INTERNAL_HEXDIGIT_BITCOUNT(x)</div><div class="ttdef"><b>Definition:</b> useful.h:64</div></div>
    190. 

  190. </div><!-- fragment -->
    191. 

  191. <p>Returns number of bits set in bitset <em>i</em>. </p>
    192. 

  192. 

  193. </div>
    194. 

  194. </div>
    195. 

  195. <a class="anchor" id="a7c54bb2fffdaae24ba38ca5e5c53ab41"></a>
    196. 

  196. <div class="memitem">
    197. 

  197. <div class="memproto">
    198. 

  198.       <table class="memname">
    199. 

  199.         <tr>
    200. 

  200.           <td class="memname">#define GPR_BITGET</td>
    201. 

  201.           <td>(</td>
    202. 

  202.           <td class="paramtype">&#160;</td>
    203. 

  203.           <td class="paramname">i, </td>
    204. 

  204.         </tr>
    205. 

  205.         <tr>
    206. 

  206.           <td class="paramkey"></td>
    207. 

  207.           <td></td>
    208. 

  208.           <td class="paramtype">&#160;</td>
    209. 

  209.           <td class="paramname">n&#160;</td>
    210. 

  210.         </tr>
    211. 

  211.         <tr>
    212. 

  212.           <td></td>
    213. 

  213.           <td>)</td>
    214. 

  214.           <td></td><td>&#160;&#160;&#160;(((i) &amp; (1u &lt;&lt; (n))) != 0)</td>
    215. 

  215.         </tr>
    216. 

  216.       </table>
    217. 

  217. </div><div class="memdoc">
    218. 

  218. 

  219. <p>Get the <em>n-th</em> bit of <em>i</em>. </p>
    220. 

  220. 

  221. </div>
    222. 

  222. </div>
    223. 

  223. <a class="anchor" id="a28de4ed955bfc2bff309061b7820a37a"></a>
    224. 

  224. <div class="memitem">
    225. 

  225. <div class="memproto">
    226. 

  226.       <table class="memname">
    227. 

  227.         <tr>
    228. 

  228.           <td class="memname">#define GPR_BITSET</td>
    229. 

  229.           <td>(</td>
    230. 

  230.           <td class="paramtype">&#160;</td>
    231. 

  231.           <td class="paramname">i, </td>
    232. 

  232.         </tr>
    233. 

  233.         <tr>
    234. 

  234.           <td class="paramkey"></td>
    235. 

  235.           <td></td>
    236. 

  236.           <td class="paramtype">&#160;</td>
    237. 

  237.           <td class="paramname">n&#160;</td>
    238. 

  238.         </tr>
    239. 

  239.         <tr>
    240. 

  240.           <td></td>
    241. 

  241.           <td>)</td>
    242. 

  242.           <td></td><td>&#160;&#160;&#160;((*(i)) |= (1u &lt;&lt; (n)))</td>
    243. 

  243.         </tr>
    244. 

  244.       </table>
    245. 

  245. </div><div class="memdoc">
    246. 

  246. 

  247. <p>Set the <em>n-th</em> bit of <em>i</em> (a mutable pointer). </p>
    248. 

  248. 

  249. </div>
    250. 

  250. </div>
    251. 

  251. <a class="anchor" id="ac974b8c13ee716193e0ee30d9513672c"></a>
    252. 

  252. <div class="memitem">
    253. 

  253. <div class="memproto">
    254. 

  254.       <table class="memname">
    255. 

  255.         <tr>
    256. 

  256.           <td class="memname">#define GPR_CLAMP</td>
    257. 

  257.           <td>(</td>
    258. 

  258.           <td class="paramtype">&#160;</td>
    259. 

  259.           <td class="paramname">a, </td>
    260. 

  260.         </tr>
    261. 

  261.         <tr>
    262. 

  262.           <td class="paramkey"></td>
    263. 

  263.           <td></td>
    264. 

  264.           <td class="paramtype">&#160;</td>
    265. 

  265.           <td class="paramname">min, </td>
    266. 

  266.         </tr>
    267. 

  267.         <tr>
    268. 

  268.           <td class="paramkey"></td>
    269. 

  269.           <td></td>
    270. 

  270.           <td class="paramtype">&#160;</td>
    271. 

  271.           <td class="paramname">max&#160;</td>
    272. 

  272.         </tr>
    273. 

  273.         <tr>
    274. 

  274.           <td></td>
    275. 

  275.           <td>)</td>
    276. 

  276.           <td></td><td>&#160;&#160;&#160;((a) &lt; (min) ? (min) : (a) &gt; (max) ? (max) : (a))</td>
    277. 

  277.         </tr>
    278. 

  278.       </table>
    279. 

  279. </div><div class="memdoc">
    280. 

  280. 

  281. </div>
    282. 

  282. </div>
    283. 

  283. <a class="anchor" id="a0f5453aa5dc6d3314ad8a894177d257b"></a>
    284. 

  284. <div class="memitem">
    285. 

  285. <div class="memproto">
    286. 

  286.       <table class="memname">
    287. 

  287.         <tr>
    288. 

  288.           <td class="memname">#define GPR_ICMP</td>
    289. 

  289.           <td>(</td>
    290. 

  290.           <td class="paramtype">&#160;</td>
    291. 

  291.           <td class="paramname">a, </td>
    292. 

  292.         </tr>
    293. 

  293.         <tr>
    294. 

  294.           <td class="paramkey"></td>
    295. 

  295.           <td></td>
    296. 

  296.           <td class="paramtype">&#160;</td>
    297. 

  297.           <td class="paramname">b&#160;</td>
    298. 

  298.         </tr>
    299. 

  299.         <tr>
    300. 

  300.           <td></td>
    301. 

  301.           <td>)</td>
    302. 

  302.           <td></td><td>&#160;&#160;&#160;((a) &lt; (b) ? -1 : ((a) &gt; (b) ? 1 : 0))</td>
    303. 

  303.         </tr>
    304. 

  304.       </table>
    305. 

  305. </div><div class="memdoc">
    306. 

  306. 

  307. </div>
    308. 

  308. </div>
    309. 

  309. <a class="anchor" id="a601e1be692fe7922b52991a5d410b945"></a>
    310. 

  310. <div class="memitem">
    311. 

  311. <div class="memproto">
    312. 

  312.       <table class="memname">
    313. 

  313.         <tr>
    314. 

  314.           <td class="memname">#define GPR_INTERNAL_HEXDIGIT_BITCOUNT</td>
    315. 

  315.           <td>(</td>
    316. 

  316.           <td class="paramtype">&#160;</td>
    317. 

  317.           <td class="paramname">x</td><td>)</td>
    318. 

  318.           <td></td>
    319. 

  319.         </tr>
    320. 

  320.       </table>
    321. 

  321. </div><div class="memdoc">
    322. 

  322. <b>Value:</b><div class="fragment"><div class="line">((x) - (((x) &gt;&gt; 1) &amp; 0x77777777) - (((x) &gt;&gt; 2) &amp; 0x33333333) - \</div><div class="line">   (((x) &gt;&gt; 3) &amp; 0x11111111))</div></div><!-- fragment -->
    323. 

  323. </div>
    324. 

  324. </div>
    325. 

  325. <a class="anchor" id="af50c518bb1183da84adb7d8a86cd568a"></a>
    326. 

  326. <div class="memitem">
    327. 

  327. <div class="memproto">
    328. 

  328.       <table class="memname">
    329. 

  329.         <tr>
    330. 

  330.           <td class="memname">#define GPR_MAX</td>
    331. 

  331.           <td>(</td>
    332. 

  332.           <td class="paramtype">&#160;</td>
    333. 

  333.           <td class="paramname">a, </td>
    334. 

  334.         </tr>
    335. 

  335.         <tr>
    336. 

  336.           <td class="paramkey"></td>
    337. 

  337.           <td></td>
    338. 

  338.           <td class="paramtype">&#160;</td>
    339. 

  339.           <td class="paramname">b&#160;</td>
    340. 

  340.         </tr>
    341. 

  341.         <tr>
    342. 

  342.           <td></td>
    343. 

  343.           <td>)</td>
    344. 

  344.           <td></td><td>&#160;&#160;&#160;((a) &gt; (b) ? (a) : (b))</td>
    345. 

  345.         </tr>
    346. 

  346.       </table>
    347. 

  347. </div><div class="memdoc">
    348. 

  348. 

  349. </div>
    350. 

  350. </div>
    351. 

  351. <a class="anchor" id="a298322c952526928cf8dbc7aaba7b84d"></a>
    352. 

  352. <div class="memitem">
    353. 

  353. <div class="memproto">
    354. 

  354.       <table class="memname">
    355. 

  355.         <tr>
    356. 

  356.           <td class="memname">#define GPR_MIN</td>
    357. 

  357.           <td>(</td>
    358. 

  358.           <td class="paramtype">&#160;</td>
    359. 

  359.           <td class="paramname">a, </td>
    360. 

  360.         </tr>
    361. 

  361.         <tr>
    362. 

  362.           <td class="paramkey"></td>
    363. 

  363.           <td></td>
    364. 

  364.           <td class="paramtype">&#160;</td>
    365. 

  365.           <td class="paramname">b&#160;</td>
    366. 

  366.         </tr>
    367. 

  367.         <tr>
    368. 

  368.           <td></td>
    369. 

  369.           <td>)</td>
    370. 

  370.           <td></td><td>&#160;&#160;&#160;((a) &lt; (b) ? (a) : (b))</td>
    371. 

  371.         </tr>
    372. 

  372.       </table>
    373. 

  373. </div><div class="memdoc">
    374. 

  374. 

  375. </div>
    376. 

  376. </div>
    377. 

  377. <a class="anchor" id="a6f7a8aba8e044f6b20fc8a7560f28f85"></a>
    378. 

  378. <div class="memitem">
    379. 

  379. <div class="memproto">
    380. 

  380.       <table class="memname">
    381. 

  381.         <tr>
    382. 

  382.           <td class="memname">#define GPR_ROTL</td>
    383. 

  383.           <td>(</td>
    384. 

  384.           <td class="paramtype">&#160;</td>
    385. 

  385.           <td class="paramname">x, </td>
    386. 

  386.         </tr>
    387. 

  387.         <tr>
    388. 

  388.           <td class="paramkey"></td>
    389. 

  389.           <td></td>
    390. 

  390.           <td class="paramtype">&#160;</td>
    391. 

  391.           <td class="paramname">n&#160;</td>
    392. 

  392.         </tr>
    393. 

  393.         <tr>
    394. 

  394.           <td></td>
    395. 

  395.           <td>)</td>
    396. 

  396.           <td></td><td>&#160;&#160;&#160;(((x) &lt;&lt; (n)) | ((x) &gt;&gt; (sizeof(x) * 8 - (n))))</td>
    397. 

  397.         </tr>
    398. 

  398.       </table>
    399. 

  399. </div><div class="memdoc">
    400. 

  400. 

  401. </div>
    402. 

  402. </div>
    403. 

  403. <a class="anchor" id="a5ff4b278972e799dc134963a0249f316"></a>
    404. 

  404. <div class="memitem">
    405. 

  405. <div class="memproto">
    406. 

  406.       <table class="memname">
    407. 

  407.         <tr>
    408. 

  408.           <td class="memname">#define GPR_ROTR</td>
    409. 

  409.           <td>(</td>
    410. 

  410.           <td class="paramtype">&#160;</td>
    411. 

  411.           <td class="paramname">x, </td>
    412. 

  412.         </tr>
    413. 

  413.         <tr>
    414. 

  414.           <td class="paramkey"></td>
    415. 

  415.           <td></td>
    416. 

  416.           <td class="paramtype">&#160;</td>
    417. 

  417.           <td class="paramname">n&#160;</td>
    418. 

  418.         </tr>
    419. 

  419.         <tr>
    420. 

  420.           <td></td>
    421. 

  421.           <td>)</td>
    422. 

  422.           <td></td><td>&#160;&#160;&#160;(((x) &gt;&gt; (n)) | ((x) &lt;&lt; (sizeof(x) * 8 - (n))))</td>
    423. 

  423.         </tr>
    424. 

  424.       </table>
    425. 

  425. </div><div class="memdoc">
    426. 

  426. 

  427. </div>
    428. 

  428. </div>
    429. 

  429. <a class="anchor" id="a9f884f8218a97ed9739e2dac467f0719"></a>
    430. 

  430. <div class="memitem">
    431. 

  431. <div class="memproto">
    432. 

  432.       <table class="memname">
    433. 

  433.         <tr>
    434. 

  434.           <td class="memname">#define GPR_SWAP</td>
    435. 

  435.           <td>(</td>
    436. 

  436.           <td class="paramtype">&#160;</td>
    437. 

  437.           <td class="paramname">type, </td>
    438. 

  438.         </tr>
    439. 

  439.         <tr>
    440. 

  440.           <td class="paramkey"></td>
    441. 

  441.           <td></td>
    442. 

  442.           <td class="paramtype">&#160;</td>
    443. 

  443.           <td class="paramname">a, </td>
    444. 

  444.         </tr>
    445. 

  445.         <tr>
    446. 

  446.           <td class="paramkey"></td>
    447. 

  447.           <td></td>
    448. 

  448.           <td class="paramtype">&#160;</td>
    449. 

  449.           <td class="paramname">b&#160;</td>
    450. 

  450.         </tr>
    451. 

  451.         <tr>
    452. 

  452.           <td></td>
    453. 

  453.           <td>)</td>
    454. 

  454.           <td></td><td></td>
    455. 

  455.         </tr>
    456. 

  456.       </table>
    457. 

  457. </div><div class="memdoc">
    458. 

  458. <b>Value:</b><div class="fragment"><div class="line"><span class="keywordflow">do</span> {                       \</div><div class="line">    type x = a;              \</div><div class="line">    a = b;                   \</div><div class="line">    b = x;                   \</div><div class="line">  } <span class="keywordflow">while</span> (0)</div></div><!-- fragment -->
    459. 

  459. </div>
    460. 

  460. </div>
    461. 

  461. </div><!-- contents -->
    462. 

  462. <!-- start footer part -->
    463. 

  463. <hr class="footer"/><address class="footer"><small>
    464. 

  464. Generated on Thu Aug 18 2016 21:34:58 for GRPC Core by &#160;<a href="http://www.doxygen.org/index.html">
    465. 

  465. <img class="footer" src="doxygen.png" alt="doxygen"/>
    466. 

  466. </a> 1.8.11
    467. 

  467. </small></address>
    468. 

  468. </body>
    469. 

  469. </html>
    470.