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  113. <div class="title">Basic math functions<div class="ingroups"><a class="el" href="group__groupNN.html">Neural Network Functions</a></div></div>  </div>
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    115. 

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    116. 

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    117. 

  117. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    118. 

  118. Functions</h2></td></tr>
    119. 

  119. <tr class="memitem:gabc9644ba533138059baa8b582734698c"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#gabc9644ba533138059baa8b582734698c">arm_elementwise_add_s8</a> (const int8_t *input_1_vect, const int8_t *input_2_vect, const int32_t input_1_offset, const int32_t input_1_mult, const int32_t input_1_shift, const int32_t input_2_offset, const int32_t input_2_mult, const int32_t input_2_shift, const int32_t left_shift, int8_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const uint32_t block_size)</td></tr>
    120. 

  120. <tr class="memdesc:gabc9644ba533138059baa8b582734698c"><td class="mdescLeft">&#160;</td><td class="mdescRight">s8 element wise add of two vectors  <a href="#gabc9644ba533138059baa8b582734698c">More...</a><br/></td></tr>
    121. 

  121. <tr class="separator:gabc9644ba533138059baa8b582734698c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    122. 

  122. <tr class="memitem:ga64125471aeb41aef308e5e729f52da1f"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#ga64125471aeb41aef308e5e729f52da1f">arm_elementwise_mul_s8</a> (const int8_t *input_1_vect, const int8_t *input_2_vect, const int32_t input_1_offset, const int32_t input_2_offset, int8_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const uint32_t block_size)</td></tr>
    123. 

  123. <tr class="memdesc:ga64125471aeb41aef308e5e729f52da1f"><td class="mdescLeft">&#160;</td><td class="mdescRight">s8 element wise multiplication of two vectors  <a href="#ga64125471aeb41aef308e5e729f52da1f">More...</a><br/></td></tr>
    124. 

  124. <tr class="separator:ga64125471aeb41aef308e5e729f52da1f"><td class="memSeparator" colspan="2">&#160;</td></tr>
    125. 

  125. </table>
    126. 

  126. <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
    127. 

  127. <p>Element wise add and multiplication functions. </p>
    128. 

  128. <h2 class="groupheader">Function Documentation</h2>
    129. 

  129. <a class="anchor" id="gabc9644ba533138059baa8b582734698c"></a>
    130. 

  130. <div class="memitem">
    131. 

  131. <div class="memproto">
    132. 

  132.       <table class="memname">
    133. 

  133.         <tr>
    134. 

  134.           <td class="memname">arm_status arm_elementwise_add_s8 </td>
    135. 

  135.           <td>(</td>
    136. 

  136.           <td class="paramtype">const int8_t *&#160;</td>
    137. 

  137.           <td class="paramname"><em>input_1_vect</em>, </td>
    138. 

  138.         </tr>
    139. 

  139.         <tr>
    140. 

  140.           <td class="paramkey"></td>
    141. 

  141.           <td></td>
    142. 

  142.           <td class="paramtype">const int8_t *&#160;</td>
    143. 

  143.           <td class="paramname"><em>input_2_vect</em>, </td>
    144. 

  144.         </tr>
    145. 

  145.         <tr>
    146. 

  146.           <td class="paramkey"></td>
    147. 

  147.           <td></td>
    148. 

  148.           <td class="paramtype">const int32_t&#160;</td>
    149. 

  149.           <td class="paramname"><em>input_1_offset</em>, </td>
    150. 

  150.         </tr>
    151. 

  151.         <tr>
    152. 

  152.           <td class="paramkey"></td>
    153. 

  153.           <td></td>
    154. 

  154.           <td class="paramtype">const int32_t&#160;</td>
    155. 

  155.           <td class="paramname"><em>input_1_mult</em>, </td>
    156. 

  156.         </tr>
    157. 

  157.         <tr>
    158. 

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

  159.           <td></td>
    160. 

  160.           <td class="paramtype">const int32_t&#160;</td>
    161. 

  161.           <td class="paramname"><em>input_1_shift</em>, </td>
    162. 

  162.         </tr>
    163. 

  163.         <tr>
    164. 

  164.           <td class="paramkey"></td>
    165. 

  165.           <td></td>
    166. 

  166.           <td class="paramtype">const int32_t&#160;</td>
    167. 

  167.           <td class="paramname"><em>input_2_offset</em>, </td>
    168. 

  168.         </tr>
    169. 

  169.         <tr>
    170. 

  170.           <td class="paramkey"></td>
    171. 

  171.           <td></td>
    172. 

  172.           <td class="paramtype">const int32_t&#160;</td>
    173. 

  173.           <td class="paramname"><em>input_2_mult</em>, </td>
    174. 

  174.         </tr>
    175. 

  175.         <tr>
    176. 

  176.           <td class="paramkey"></td>
    177. 

  177.           <td></td>
    178. 

  178.           <td class="paramtype">const int32_t&#160;</td>
    179. 

  179.           <td class="paramname"><em>input_2_shift</em>, </td>
    180. 

  180.         </tr>
    181. 

  181.         <tr>
    182. 

  182.           <td class="paramkey"></td>
    183. 

  183.           <td></td>
    184. 

  184.           <td class="paramtype">const int32_t&#160;</td>
    185. 

  185.           <td class="paramname"><em>left_shift</em>, </td>
    186. 

  186.         </tr>
    187. 

  187.         <tr>
    188. 

  188.           <td class="paramkey"></td>
    189. 

  189.           <td></td>
    190. 

  190.           <td class="paramtype">int8_t *&#160;</td>
    191. 

  191.           <td class="paramname"><em>output</em>, </td>
    192. 

  192.         </tr>
    193. 

  193.         <tr>
    194. 

  194.           <td class="paramkey"></td>
    195. 

  195.           <td></td>
    196. 

  196.           <td class="paramtype">const int32_t&#160;</td>
    197. 

  197.           <td class="paramname"><em>out_offset</em>, </td>
    198. 

  198.         </tr>
    199. 

  199.         <tr>
    200. 

  200.           <td class="paramkey"></td>
    201. 

  201.           <td></td>
    202. 

  202.           <td class="paramtype">const int32_t&#160;</td>
    203. 

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

  204.         </tr>
    205. 

  205.         <tr>
    206. 

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

  207.           <td></td>
    208. 

  208.           <td class="paramtype">const int32_t&#160;</td>
    209. 

  209.           <td class="paramname"><em>out_shift</em>, </td>
    210. 

  210.         </tr>
    211. 

  211.         <tr>
    212. 

  212.           <td class="paramkey"></td>
    213. 

  213.           <td></td>
    214. 

  214.           <td class="paramtype">const int32_t&#160;</td>
    215. 

  215.           <td class="paramname"><em>out_activation_min</em>, </td>
    216. 

  216.         </tr>
    217. 

  217.         <tr>
    218. 

  218.           <td class="paramkey"></td>
    219. 

  219.           <td></td>
    220. 

  220.           <td class="paramtype">const int32_t&#160;</td>
    221. 

  221.           <td class="paramname"><em>out_activation_max</em>, </td>
    222. 

  222.         </tr>
    223. 

  223.         <tr>
    224. 

  224.           <td class="paramkey"></td>
    225. 

  225.           <td></td>
    226. 

  226.           <td class="paramtype">const uint32_t&#160;</td>
    227. 

  227.           <td class="paramname"><em>block_size</em>&#160;</td>
    228. 

  228.         </tr>
    229. 

  229.         <tr>
    230. 

  230.           <td></td>
    231. 

  231.           <td>)</td>
    232. 

  232.           <td></td><td></td>
    233. 

  233.         </tr>
    234. 

  234.       </table>
    235. 

  235. </div><div class="memdoc">
    236. 

  236. <dl class="params"><dt>Parameters</dt><dd>
    237. 

  237.   <table class="params">
    238. 

  238.     <tr><td class="paramdir">[in]</td><td class="paramname">input_1_vect</td><td>pointer to input vector 1 </td></tr>
    239. 

  239.     <tr><td class="paramdir">[in]</td><td class="paramname">input_2_vect</td><td>pointer to input vector 2 </td></tr>
    240. 

  240.     <tr><td class="paramdir">[in]</td><td class="paramname">input_1_offset</td><td>offset for input 1. Range: Range: -127 to 128 </td></tr>
    241. 

  241.     <tr><td class="paramdir">[in]</td><td class="paramname">input_1_mult</td><td>multiplier for input 1 </td></tr>
    242. 

  242.     <tr><td class="paramdir">[in]</td><td class="paramname">input_1_shift</td><td>shift for input 1 </td></tr>
    243. 

  243.     <tr><td class="paramdir">[in]</td><td class="paramname">input_2_offset</td><td>offset for input 2. Range: Range: -127 to 128 </td></tr>
    244. 

  244.     <tr><td class="paramdir">[in]</td><td class="paramname">input_2_mult</td><td>multiplier for input 2 </td></tr>
    245. 

  245.     <tr><td class="paramdir">[in]</td><td class="paramname">input_2_shift</td><td>shift for input 2 </td></tr>
    246. 

  246.     <tr><td class="paramdir">[in]</td><td class="paramname">left_shift</td><td>input left shift </td></tr>
    247. 

  247.     <tr><td class="paramdir">[in,out]</td><td class="paramname">output</td><td>pointer to output vector </td></tr>
    248. 

  248.     <tr><td class="paramdir">[in]</td><td class="paramname">out_offset</td><td>output offset </td></tr>
    249. 

  249.     <tr><td class="paramdir">[in]</td><td class="paramname">out_mult</td><td>output multiplier </td></tr>
    250. 

  250.     <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>output shift </td></tr>
    251. 

  251.     <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_min</td><td>minimum value to clamp output to </td></tr>
    252. 

  252.     <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_max</td><td>maximum value to clamp output to </td></tr>
    253. 

  253.     <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>number of samples </td></tr>
    254. 

  254.   </table>
    255. 

  255.   </dd>
    256. 

  256. </dl>
    257. 

  257. <dl class="section return"><dt>Returns</dt><dd>The function returns ARM_MATH_SUCCESS </dd></dl>
    258. 

  258. 

  259. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ab6dbc2fd53fae3ccdd1d0d70c8d3b491">arm_nn_divide_by_power_of_two()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#a51721c10f116c9f5b8d9908367989d44">arm_nn_sat_doubling_high_mult()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>, and <a class="el" href="arm__elementwise__add__s8_8c.html#a1606ef9b62cb80afbf1d780c4958cf0c">SAT_INPUT</a>.</p>
    260. 

  260. 

  261. </div>
    262. 

  262. </div>
    263. 

  263. <a class="anchor" id="ga64125471aeb41aef308e5e729f52da1f"></a>
    264. 

  264. <div class="memitem">
    265. 

  265. <div class="memproto">
    266. 

  266.       <table class="memname">
    267. 

  267.         <tr>
    268. 

  268.           <td class="memname">arm_status arm_elementwise_mul_s8 </td>
    269. 

  269.           <td>(</td>
    270. 

  270.           <td class="paramtype">const int8_t *&#160;</td>
    271. 

  271.           <td class="paramname"><em>input_1_vect</em>, </td>
    272. 

  272.         </tr>
    273. 

  273.         <tr>
    274. 

  274.           <td class="paramkey"></td>
    275. 

  275.           <td></td>
    276. 

  276.           <td class="paramtype">const int8_t *&#160;</td>
    277. 

  277.           <td class="paramname"><em>input_2_vect</em>, </td>
    278. 

  278.         </tr>
    279. 

  279.         <tr>
    280. 

  280.           <td class="paramkey"></td>
    281. 

  281.           <td></td>
    282. 

  282.           <td class="paramtype">const int32_t&#160;</td>
    283. 

  283.           <td class="paramname"><em>input_1_offset</em>, </td>
    284. 

  284.         </tr>
    285. 

  285.         <tr>
    286. 

  286.           <td class="paramkey"></td>
    287. 

  287.           <td></td>
    288. 

  288.           <td class="paramtype">const int32_t&#160;</td>
    289. 

  289.           <td class="paramname"><em>input_2_offset</em>, </td>
    290. 

  290.         </tr>
    291. 

  291.         <tr>
    292. 

  292.           <td class="paramkey"></td>
    293. 

  293.           <td></td>
    294. 

  294.           <td class="paramtype">int8_t *&#160;</td>
    295. 

  295.           <td class="paramname"><em>output</em>, </td>
    296. 

  296.         </tr>
    297. 

  297.         <tr>
    298. 

  298.           <td class="paramkey"></td>
    299. 

  299.           <td></td>
    300. 

  300.           <td class="paramtype">const int32_t&#160;</td>
    301. 

  301.           <td class="paramname"><em>out_offset</em>, </td>
    302. 

  302.         </tr>
    303. 

  303.         <tr>
    304. 

  304.           <td class="paramkey"></td>
    305. 

  305.           <td></td>
    306. 

  306.           <td class="paramtype">const int32_t&#160;</td>
    307. 

  307.           <td class="paramname"><em>out_mult</em>, </td>
    308. 

  308.         </tr>
    309. 

  309.         <tr>
    310. 

  310.           <td class="paramkey"></td>
    311. 

  311.           <td></td>
    312. 

  312.           <td class="paramtype">const int32_t&#160;</td>
    313. 

  313.           <td class="paramname"><em>out_shift</em>, </td>
    314. 

  314.         </tr>
    315. 

  315.         <tr>
    316. 

  316.           <td class="paramkey"></td>
    317. 

  317.           <td></td>
    318. 

  318.           <td class="paramtype">const int32_t&#160;</td>
    319. 

  319.           <td class="paramname"><em>out_activation_min</em>, </td>
    320. 

  320.         </tr>
    321. 

  321.         <tr>
    322. 

  322.           <td class="paramkey"></td>
    323. 

  323.           <td></td>
    324. 

  324.           <td class="paramtype">const int32_t&#160;</td>
    325. 

  325.           <td class="paramname"><em>out_activation_max</em>, </td>
    326. 

  326.         </tr>
    327. 

  327.         <tr>
    328. 

  328.           <td class="paramkey"></td>
    329. 

  329.           <td></td>
    330. 

  330.           <td class="paramtype">const uint32_t&#160;</td>
    331. 

  331.           <td class="paramname"><em>block_size</em>&#160;</td>
    332. 

  332.         </tr>
    333. 

  333.         <tr>
    334. 

  334.           <td></td>
    335. 

  335.           <td>)</td>
    336. 

  336.           <td></td><td></td>
    337. 

  337.         </tr>
    338. 

  338.       </table>
    339. 

  339. </div><div class="memdoc">
    340. 

  340. <p>s8 element wise multiplication</p>
    341. 

  341. <dl class="section note"><dt>Note</dt><dd>Refer header file for details. </dd></dl>
    342. 

  342. 

  343. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a6a13b7a567485da5fc7f0d311318886d">arm_nn_requantize()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>.</p>
    344. 

  344. 

  345. </div>
    346. 

  346. </div>
    347. 

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    348. 

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