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    113. 

  113. <div class="title">Basic Math Functions for Neural Network Computation</div>  </div>
    114. 

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  115. <div class="contents">
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  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:ga379c39e614f1468e1fdb524f51fb6061"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#ga379c39e614f1468e1fdb524f51fb6061">arm_nn_accumulate_q7_to_q15</a> (q15_t *pDst, const q7_t *pSrc, uint32_t length)</td></tr>
    120. 

  120. <tr class="memdesc:ga379c39e614f1468e1fdb524f51fb6061"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts the elements from a q7 vector and accumulate to a q15 vector.  <a href="#ga379c39e614f1468e1fdb524f51fb6061">More...</a><br/></td></tr>
    121. 

  121. <tr class="separator:ga379c39e614f1468e1fdb524f51fb6061"><td class="memSeparator" colspan="2">&#160;</td></tr>
    122. 

  122. <tr class="memitem:gae65bde3218210820d789659179e14ce3"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#gae65bde3218210820d789659179e14ce3">arm_nn_add_q7</a> (const q7_t *input, q31_t *output, uint32_t block_size)</td></tr>
    123. 

  123. <tr class="memdesc:gae65bde3218210820d789659179e14ce3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Non-saturating addition of elements of a q7 vector.  <a href="#gae65bde3218210820d789659179e14ce3">More...</a><br/></td></tr>
    124. 

  124. <tr class="separator:gae65bde3218210820d789659179e14ce3"><td class="memSeparator" colspan="2">&#160;</td></tr>
    125. 

  125. <tr class="memitem:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="memItemLeft" align="right" valign="top">q7_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#gaf7e914e84c2fa6bcf9b0727b8c46c250">arm_nn_depthwise_conv_nt_t_padded_s8</a> (const q7_t *lhs, const q7_t *rhs, const int32_t input_offset, const uint16_t num_ch, const int32_t *out_shift, const int32_t *out_mult, const int32_t out_offset, const int32_t activation_min, const int32_t activation_max, const uint16_t row_x_col, const int32_t *const output_bias, q7_t *out)</td></tr>
    126. 

  126. <tr class="memdesc:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="mdescLeft">&#160;</td><td class="mdescRight">Depthwise convolution of transposed rhs matrix with 4 lhs matrices. To be used in padded cases where the padding is -lhs_offset(Range: int8). Dimensions are the same for lhs and rhs.  <a href="#gaf7e914e84c2fa6bcf9b0727b8c46c250">More...</a><br/></td></tr>
    127. 

  127. <tr class="separator:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="memSeparator" colspan="2">&#160;</td></tr>
    128. 

  128. <tr class="memitem:ga7f74841dd08196377cc29ce98deb2c12"><td class="memItemLeft" align="right" valign="top">q7_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#ga7f74841dd08196377cc29ce98deb2c12">arm_nn_depthwise_conv_nt_t_s8</a> (const q7_t *lhs, const q7_t *rhs, const int32_t input_offset, const uint16_t num_ch, const int32_t *out_shift, const int32_t *out_mult, const int32_t out_offset, const int32_t activation_min, const int32_t activation_max, const uint16_t row_x_col, const int32_t *const output_bias, q7_t *out)</td></tr>
    129. 

  129. <tr class="memdesc:ga7f74841dd08196377cc29ce98deb2c12"><td class="mdescLeft">&#160;</td><td class="mdescRight">Depthwise convolution of transposed rhs matrix with 4 lhs matrices. To be used in non-padded cases. Dimensions are the same for lhs and rhs.  <a href="#ga7f74841dd08196377cc29ce98deb2c12">More...</a><br/></td></tr>
    130. 

  130. <tr class="separator:ga7f74841dd08196377cc29ce98deb2c12"><td class="memSeparator" colspan="2">&#160;</td></tr>
    131. 

  131. <tr class="memitem:ga5224f2f155a59498c97f4d62ae726ea5"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#ga5224f2f155a59498c97f4d62ae726ea5">arm_nn_mat_mul_core_1x_s8</a> (int32_t row_elements, const int8_t *row_base, const int8_t *col_base, int32_t *const sum_col, int32_t *const output)</td></tr>
    132. 

  132. <tr class="memdesc:ga5224f2f155a59498c97f4d62ae726ea5"><td class="mdescLeft">&#160;</td><td class="mdescRight">General Matrix-multiplication without requantization for one row &amp; one column.  <a href="#ga5224f2f155a59498c97f4d62ae726ea5">More...</a><br/></td></tr>
    133. 

  133. <tr class="separator:ga5224f2f155a59498c97f4d62ae726ea5"><td class="memSeparator" colspan="2">&#160;</td></tr>
    134. 

  134. <tr class="memitem:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#gae893fd2b0fadf44bcd2870ca2c2c3634">arm_nn_mat_mul_core_4x_s8</a> (const int32_t row_elements, const int32_t offset, const int8_t *row_base, const int8_t *col_base, int32_t *const sum_col, int32_t *const output)</td></tr>
    135. 

  135. <tr class="memdesc:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="mdescLeft">&#160;</td><td class="mdescRight">General Matrix-multiplication without requantization for four rows and one column.  <a href="#gae893fd2b0fadf44bcd2870ca2c2c3634">More...</a><br/></td></tr>
    136. 

  136. <tr class="separator:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="memSeparator" colspan="2">&#160;</td></tr>
    137. 

  137. <tr class="memitem:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#ga360cdaa16c399e3bfbeaaa7296c326e1">arm_nn_mat_mult_nt_t_s8</a> (const q7_t *lhs, const q7_t *rhs, const q31_t *bias, q7_t *dst, const int32_t *dst_multipliers, const int32_t *dst_shifts, const int32_t lhs_rows, const int32_t rhs_rows, const int32_t rhs_cols, const int32_t lhs_offset, const int32_t dst_offset, const int32_t activation_min, const int32_t activation_max)</td></tr>
    138. 

  138. <tr class="memdesc:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="mdescLeft">&#160;</td><td class="mdescRight">General Matrix-multiplication function with per-channel requantization. This function assumes:  <a href="#ga360cdaa16c399e3bfbeaaa7296c326e1">More...</a><br/></td></tr>
    139. 

  139. <tr class="separator:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
    140. 

  140. <tr class="memitem:ga08f8340aa6533271b3aa6d211614fe22"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#ga08f8340aa6533271b3aa6d211614fe22">arm_nn_mult_q15</a> (q15_t *pSrcA, q15_t *pSrcB, q15_t *pDst, const uint16_t out_shift, uint32_t blockSize)</td></tr>
    141. 

  141. <tr class="memdesc:ga08f8340aa6533271b3aa6d211614fe22"><td class="mdescLeft">&#160;</td><td class="mdescRight">Q7 vector multiplication with variable output shifts.  <a href="#ga08f8340aa6533271b3aa6d211614fe22">More...</a><br/></td></tr>
    142. 

  142. <tr class="separator:ga08f8340aa6533271b3aa6d211614fe22"><td class="memSeparator" colspan="2">&#160;</td></tr>
    143. 

  143. <tr class="memitem:gad46c9ab012cceda8ce6681c687a58c70"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#gad46c9ab012cceda8ce6681c687a58c70">arm_nn_mult_q7</a> (q7_t *pSrcA, q7_t *pSrcB, q7_t *pDst, const uint16_t out_shift, uint32_t blockSize)</td></tr>
    144. 

  144. <tr class="memdesc:gad46c9ab012cceda8ce6681c687a58c70"><td class="mdescLeft">&#160;</td><td class="mdescRight">Q7 vector multiplication with variable output shifts.  <a href="#gad46c9ab012cceda8ce6681c687a58c70">More...</a><br/></td></tr>
    145. 

  145. <tr class="separator:gad46c9ab012cceda8ce6681c687a58c70"><td class="memSeparator" colspan="2">&#160;</td></tr>
    146. 

  146. <tr class="memitem:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__NNBasicMath.html#gacbc28cf23c7549bcf89d1e8f1481c389">arm_nn_vec_mat_mult_t_s8</a> (const q7_t *lhs, const q7_t *rhs, const q31_t *bias, q7_t *dst, const int32_t lhs_offset, const int32_t rhs_offset, const int32_t dst_offset, const int32_t dst_multiplier, const int32_t dst_shift, const int32_t rhs_cols, const int32_t rhs_rows, const int32_t activation_min, const int32_t activation_max)</td></tr>
    147. 

  147. <tr class="memdesc:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="mdescLeft">&#160;</td><td class="mdescRight">s8 Vector by Matrix (transposed) multiplication  <a href="#gacbc28cf23c7549bcf89d1e8f1481c389">More...</a><br/></td></tr>
    148. 

  148. <tr class="separator:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. </table>
    150. 

  150. <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
    151. 

  151. <p>Basic Math Functions for Neural Network Computation </p>
    152. 

  152. <h2 class="groupheader">Function Documentation</h2>
    153. 

  153. <a class="anchor" id="ga379c39e614f1468e1fdb524f51fb6061"></a>
    154. 

  154. <div class="memitem">
    155. 

  155. <div class="memproto">
    156. 

  156.       <table class="memname">
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  157.         <tr>
    158. 

  158.           <td class="memname">void arm_nn_accumulate_q7_to_q15 </td>
    159. 

  159.           <td>(</td>
    160. 

  160.           <td class="paramtype">q15_t *&#160;</td>
    161. 

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

  162.         </tr>
    163. 

  163.         <tr>
    164. 

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

  165.           <td></td>
    166. 

  166.           <td class="paramtype">const q7_t *&#160;</td>
    167. 

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

  168.         </tr>
    169. 

  169.         <tr>
    170. 

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

  171.           <td></td>
    172. 

  172.           <td class="paramtype">uint32_t&#160;</td>
    173. 

  173.           <td class="paramname"><em>block_size</em>&#160;</td>
    174. 

  174.         </tr>
    175. 

  175.         <tr>
    176. 

  176.           <td></td>
    177. 

  177.           <td>)</td>
    178. 

  178.           <td></td><td></td>
    179. 

  179.         </tr>
    180. 

  180.       </table>
    181. 

  181. </div><div class="memdoc">
    182. 

  182. <dl class="params"><dt>Parameters</dt><dd>
    183. 

  183.   <table class="params">
    184. 

  184.     <tr><td class="paramdir">[in]</td><td class="paramname">*src</td><td>points to the q7 input vector </td></tr>
    185. 

  185.     <tr><td class="paramdir">[out]</td><td class="paramname">*dst</td><td>points to the q15 output vector </td></tr>
    186. 

  186.     <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>length of the input vector</td></tr>
    187. 

  187.   </table>
    188. 

  188.   </dd>
    189. 

  189. </dl>
    190. 

  190. <dl class="section user"><dt>Description:</dt><dd></dd></dl>
    191. 

  191. <p>The equation used for the conversion process is:</p>
    192. 

  192. <pre>
    193. 

  193.  dst[n] += (q15_t) src[n] ;   0 &lt;= n &lt; block_size.
    194. 

  194. </pre> 
    195. 

  195. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a9d505dfe68f4486c2327df8a857a89ad">arm_nn_read_q15x2()</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>
    196. 

  196. 

  197. </div>
    198. 

  198. </div>
    199. 

  199. <a class="anchor" id="gae65bde3218210820d789659179e14ce3"></a>
    200. 

  200. <div class="memitem">
    201. 

  201. <div class="memproto">
    202. 

  202.       <table class="memname">
    203. 

  203.         <tr>
    204. 

  204.           <td class="memname">void arm_nn_add_q7 </td>
    205. 

  205.           <td>(</td>
    206. 

  206.           <td class="paramtype">const q7_t *&#160;</td>
    207. 

  207.           <td class="paramname"><em>input</em>, </td>
    208. 

  208.         </tr>
    209. 

  209.         <tr>
    210. 

  210.           <td class="paramkey"></td>
    211. 

  211.           <td></td>
    212. 

  212.           <td class="paramtype">q31_t *&#160;</td>
    213. 

  213.           <td class="paramname"><em>output</em>, </td>
    214. 

  214.         </tr>
    215. 

  215.         <tr>
    216. 

  216.           <td class="paramkey"></td>
    217. 

  217.           <td></td>
    218. 

  218.           <td class="paramtype">uint32_t&#160;</td>
    219. 

  219.           <td class="paramname"><em>block_size</em>&#160;</td>
    220. 

  220.         </tr>
    221. 

  221.         <tr>
    222. 

  222.           <td></td>
    223. 

  223.           <td>)</td>
    224. 

  224.           <td></td><td></td>
    225. 

  225.         </tr>
    226. 

  226.       </table>
    227. 

  227. </div><div class="memdoc">
    228. 

  228. <dl class="params"><dt>Parameters</dt><dd>
    229. 

  229.   <table class="params">
    230. 

  230.     <tr><td class="paramdir">[in]</td><td class="paramname">*input</td><td>Pointer to the q7 input vector </td></tr>
    231. 

  231.     <tr><td class="paramdir">[out]</td><td class="paramname">*output</td><td>Pointer to the q31 output variable. </td></tr>
    232. 

  232.     <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>length of the input vector </td></tr>
    233. 

  233.   </table>
    234. 

  234.   </dd>
    235. 

  235. </dl>
    236. 

  236. <dl class="section user"><dt>Description:</dt><dd></dd></dl>
    237. 

  237. <p>2^24 samples can be added without saturating the result.</p>
    238. 

  238. <p>The equation used for the conversion process is:</p>
    239. 

  239. <pre>
    240. 

  240.  sum = input[0] + input[1] + .. + input[block_size -1]
    241. 

  241. </pre> 
    242. 

  242. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>
    243. 

  243. 

  244. </div>
    245. 

  245. </div>
    246. 

  246. <a class="anchor" id="gaf7e914e84c2fa6bcf9b0727b8c46c250"></a>
    247. 

  247. <div class="memitem">
    248. 

  248. <div class="memproto">
    249. 

  249.       <table class="memname">
    250. 

  250.         <tr>
    251. 

  251.           <td class="memname">q7_t* arm_nn_depthwise_conv_nt_t_padded_s8 </td>
    252. 

  252.           <td>(</td>
    253. 

  253.           <td class="paramtype">const q7_t *&#160;</td>
    254. 

  254.           <td class="paramname"><em>lhs</em>, </td>
    255. 

  255.         </tr>
    256. 

  256.         <tr>
    257. 

  257.           <td class="paramkey"></td>
    258. 

  258.           <td></td>
    259. 

  259.           <td class="paramtype">const q7_t *&#160;</td>
    260. 

  260.           <td class="paramname"><em>rhs</em>, </td>
    261. 

  261.         </tr>
    262. 

  262.         <tr>
    263. 

  263.           <td class="paramkey"></td>
    264. 

  264.           <td></td>
    265. 

  265.           <td class="paramtype">const int32_t&#160;</td>
    266. 

  266.           <td class="paramname"><em>lhs_offset</em>, </td>
    267. 

  267.         </tr>
    268. 

  268.         <tr>
    269. 

  269.           <td class="paramkey"></td>
    270. 

  270.           <td></td>
    271. 

  271.           <td class="paramtype">const uint16_t&#160;</td>
    272. 

  272.           <td class="paramname"><em>num_ch</em>, </td>
    273. 

  273.         </tr>
    274. 

  274.         <tr>
    275. 

  275.           <td class="paramkey"></td>
    276. 

  276.           <td></td>
    277. 

  277.           <td class="paramtype">const int32_t *&#160;</td>
    278. 

  278.           <td class="paramname"><em>out_shift</em>, </td>
    279. 

  279.         </tr>
    280. 

  280.         <tr>
    281. 

  281.           <td class="paramkey"></td>
    282. 

  282.           <td></td>
    283. 

  283.           <td class="paramtype">const int32_t *&#160;</td>
    284. 

  284.           <td class="paramname"><em>out_mult</em>, </td>
    285. 

  285.         </tr>
    286. 

  286.         <tr>
    287. 

  287.           <td class="paramkey"></td>
    288. 

  288.           <td></td>
    289. 

  289.           <td class="paramtype">const int32_t&#160;</td>
    290. 

  290.           <td class="paramname"><em>out_offset</em>, </td>
    291. 

  291.         </tr>
    292. 

  292.         <tr>
    293. 

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

  294.           <td></td>
    295. 

  295.           <td class="paramtype">const int32_t&#160;</td>
    296. 

  296.           <td class="paramname"><em>activation_min</em>, </td>
    297. 

  297.         </tr>
    298. 

  298.         <tr>
    299. 

  299.           <td class="paramkey"></td>
    300. 

  300.           <td></td>
    301. 

  301.           <td class="paramtype">const int32_t&#160;</td>
    302. 

  302.           <td class="paramname"><em>activation_max</em>, </td>
    303. 

  303.         </tr>
    304. 

  304.         <tr>
    305. 

  305.           <td class="paramkey"></td>
    306. 

  306.           <td></td>
    307. 

  307.           <td class="paramtype">const uint16_t&#160;</td>
    308. 

  308.           <td class="paramname"><em>row_x_col</em>, </td>
    309. 

  309.         </tr>
    310. 

  310.         <tr>
    311. 

  311.           <td class="paramkey"></td>
    312. 

  312.           <td></td>
    313. 

  313.           <td class="paramtype">const int32_t *const&#160;</td>
    314. 

  314.           <td class="paramname"><em>output_bias</em>, </td>
    315. 

  315.         </tr>
    316. 

  316.         <tr>
    317. 

  317.           <td class="paramkey"></td>
    318. 

  318.           <td></td>
    319. 

  319.           <td class="paramtype">q7_t *&#160;</td>
    320. 

  320.           <td class="paramname"><em>out</em>&#160;</td>
    321. 

  321.         </tr>
    322. 

  322.         <tr>
    323. 

  323.           <td></td>
    324. 

  324.           <td>)</td>
    325. 

  325.           <td></td><td></td>
    326. 

  326.         </tr>
    327. 

  327.       </table>
    328. 

  328. </div><div class="memdoc">
    329. 

  329. <dl class="params"><dt>Parameters</dt><dd>
    330. 

  330.   <table class="params">
    331. 

  331.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side matrix </td></tr>
    332. 

  332.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
    333. 

  333.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>LHS matrix offset(input offset). Range: -127 to 128 </td></tr>
    334. 

  334.     <tr><td class="paramdir">[in]</td><td class="paramname">num_ch</td><td>Number of channels in LHS/RHS </td></tr>
    335. 

  335.     <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>Per channel output shift. Length of vector is equal to number of channels </td></tr>
    336. 

  336.     <tr><td class="paramdir">[in]</td><td class="paramname">out_mult</td><td>Per channel output multiplier. Length of vector is equal to number of channels </td></tr>
    337. 

  337.     <tr><td class="paramdir">[in]</td><td class="paramname">out_offset</td><td>Offset to be added to the output values. Range: -127 to 128 </td></tr>
    338. 

  338.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
    339. 

  339.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8 </td></tr>
    340. 

  340.     <tr><td class="paramdir">[in]</td><td class="paramname">row_x_col</td><td>(row_dimension * col_dimension) of LHS/RHS matrix </td></tr>
    341. 

  341.     <tr><td class="paramdir">[in]</td><td class="paramname">output_bias</td><td>Per channel output bias. Length of vector is equal to number of channels </td></tr>
    342. 

  342.     <tr><td class="paramdir">[in]</td><td class="paramname">out</td><td>Output pointer</td></tr>
    343. 

  343.   </table>
    344. 

  344.   </dd>
    345. 

  345. </dl>
    346. 

  346. <dl class="section return"><dt>Returns</dt><dd>The function returns one of the two<ul>
    347. 

  347. <li>Updated output pointer if an implementaiton is available</li>
    348. 

  348. <li>NULL if no implementation is available.</li>
    349. 

  349. </ul>
    350. 

  350. </dd></dl>
    351. 

  351. <dl class="section note"><dt>Note</dt><dd>If number of channels is not a multiple of 4, upto 3 elements outside the boundary will be read out for the following.<ul>
    352. 

  352. <li>Output shift</li>
    353. 

  353. <li>Output multiplier</li>
    354. 

  354. <li>Output bias</li>
    355. 

  355. <li>rhs </li>
    356. 

  356. </ul>
    357. 

  357. </dd></dl>
    358. 

  358. 

  359. <p>Referenced by <a class="el" href="group__NNConv.html#ga3acc8b0cd5bd5d975fdf5a615261f0b1">arm_depthwise_conv_s8_opt()</a>.</p>
    360. 

  360. 

  361. </div>
    362. 

  362. </div>
    363. 

  363. <a class="anchor" id="ga7f74841dd08196377cc29ce98deb2c12"></a>
    364. 

  364. <div class="memitem">
    365. 

  365. <div class="memproto">
    366. 

  366.       <table class="memname">
    367. 

  367.         <tr>
    368. 

  368.           <td class="memname">q7_t* arm_nn_depthwise_conv_nt_t_s8 </td>
    369. 

  369.           <td>(</td>
    370. 

  370.           <td class="paramtype">const q7_t *&#160;</td>
    371. 

  371.           <td class="paramname"><em>lhs</em>, </td>
    372. 

  372.         </tr>
    373. 

  373.         <tr>
    374. 

  374.           <td class="paramkey"></td>
    375. 

  375.           <td></td>
    376. 

  376.           <td class="paramtype">const q7_t *&#160;</td>
    377. 

  377.           <td class="paramname"><em>rhs</em>, </td>
    378. 

  378.         </tr>
    379. 

  379.         <tr>
    380. 

  380.           <td class="paramkey"></td>
    381. 

  381.           <td></td>
    382. 

  382.           <td class="paramtype">const int32_t&#160;</td>
    383. 

  383.           <td class="paramname"><em>lhs_offset</em>, </td>
    384. 

  384.         </tr>
    385. 

  385.         <tr>
    386. 

  386.           <td class="paramkey"></td>
    387. 

  387.           <td></td>
    388. 

  388.           <td class="paramtype">const uint16_t&#160;</td>
    389. 

  389.           <td class="paramname"><em>num_ch</em>, </td>
    390. 

  390.         </tr>
    391. 

  391.         <tr>
    392. 

  392.           <td class="paramkey"></td>
    393. 

  393.           <td></td>
    394. 

  394.           <td class="paramtype">const int32_t *&#160;</td>
    395. 

  395.           <td class="paramname"><em>out_shift</em>, </td>
    396. 

  396.         </tr>
    397. 

  397.         <tr>
    398. 

  398.           <td class="paramkey"></td>
    399. 

  399.           <td></td>
    400. 

  400.           <td class="paramtype">const int32_t *&#160;</td>
    401. 

  401.           <td class="paramname"><em>out_mult</em>, </td>
    402. 

  402.         </tr>
    403. 

  403.         <tr>
    404. 

  404.           <td class="paramkey"></td>
    405. 

  405.           <td></td>
    406. 

  406.           <td class="paramtype">const int32_t&#160;</td>
    407. 

  407.           <td class="paramname"><em>out_offset</em>, </td>
    408. 

  408.         </tr>
    409. 

  409.         <tr>
    410. 

  410.           <td class="paramkey"></td>
    411. 

  411.           <td></td>
    412. 

  412.           <td class="paramtype">const int32_t&#160;</td>
    413. 

  413.           <td class="paramname"><em>activation_min</em>, </td>
    414. 

  414.         </tr>
    415. 

  415.         <tr>
    416. 

  416.           <td class="paramkey"></td>
    417. 

  417.           <td></td>
    418. 

  418.           <td class="paramtype">const int32_t&#160;</td>
    419. 

  419.           <td class="paramname"><em>activation_max</em>, </td>
    420. 

  420.         </tr>
    421. 

  421.         <tr>
    422. 

  422.           <td class="paramkey"></td>
    423. 

  423.           <td></td>
    424. 

  424.           <td class="paramtype">const uint16_t&#160;</td>
    425. 

  425.           <td class="paramname"><em>row_x_col</em>, </td>
    426. 

  426.         </tr>
    427. 

  427.         <tr>
    428. 

  428.           <td class="paramkey"></td>
    429. 

  429.           <td></td>
    430. 

  430.           <td class="paramtype">const int32_t *const&#160;</td>
    431. 

  431.           <td class="paramname"><em>output_bias</em>, </td>
    432. 

  432.         </tr>
    433. 

  433.         <tr>
    434. 

  434.           <td class="paramkey"></td>
    435. 

  435.           <td></td>
    436. 

  436.           <td class="paramtype">q7_t *&#160;</td>
    437. 

  437.           <td class="paramname"><em>out</em>&#160;</td>
    438. 

  438.         </tr>
    439. 

  439.         <tr>
    440. 

  440.           <td></td>
    441. 

  441.           <td>)</td>
    442. 

  442.           <td></td><td></td>
    443. 

  443.         </tr>
    444. 

  444.       </table>
    445. 

  445. </div><div class="memdoc">
    446. 

  446. <dl class="params"><dt>Parameters</dt><dd>
    447. 

  447.   <table class="params">
    448. 

  448.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side matrix </td></tr>
    449. 

  449.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
    450. 

  450.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>LHS matrix offset(input offset). Range: -127 to 128 </td></tr>
    451. 

  451.     <tr><td class="paramdir">[in]</td><td class="paramname">num_ch</td><td>Number of channels in LHS/RHS </td></tr>
    452. 

  452.     <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>Per channel output shift. Length of vector is equal to number of channels. </td></tr>
    453. 

  453.     <tr><td class="paramdir">[in]</td><td class="paramname">out_mult</td><td>Per channel output multiplier. Length of vector is equal to number of channels. </td></tr>
    454. 

  454.     <tr><td class="paramdir">[in]</td><td class="paramname">out_offset</td><td>Offset to be added to the output values. Range: -127 to 128 </td></tr>
    455. 

  455.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
    456. 

  456.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8 </td></tr>
    457. 

  457.     <tr><td class="paramdir">[in]</td><td class="paramname">row_x_col</td><td>(row_dimension * col_dimension) of LHS/RHS matrix </td></tr>
    458. 

  458.     <tr><td class="paramdir">[in]</td><td class="paramname">output_bias</td><td>Per channel output bias. Length of vector is equal to number of channels. </td></tr>
    459. 

  459.     <tr><td class="paramdir">[in]</td><td class="paramname">out</td><td>Output pointer</td></tr>
    460. 

  460.   </table>
    461. 

  461.   </dd>
    462. 

  462. </dl>
    463. 

  463. <dl class="section return"><dt>Returns</dt><dd>The function returns one of the two<ul>
    464. 

  464. <li>Updated output pointer if an implementaiton is available</li>
    465. 

  465. <li>NULL if no implementation is available.</li>
    466. 

  466. </ul>
    467. 

  467. </dd></dl>
    468. 

  468. <dl class="section note"><dt>Note</dt><dd>If number of channels is not a multiple of 4, upto 3 elements outside the boundary will be read out for the following.<ul>
    469. 

  469. <li>Output shift</li>
    470. 

  470. <li>Output multiplier</li>
    471. 

  471. <li>Output bias</li>
    472. 

  472. <li>rhs </li>
    473. 

  473. </ul>
    474. 

  474. </dd></dl>
    475. 

  475. 

  476. <p>Referenced by <a class="el" href="group__NNConv.html#ga3acc8b0cd5bd5d975fdf5a615261f0b1">arm_depthwise_conv_s8_opt()</a>.</p>
    477. 

  477. 

  478. </div>
    479. 

  479. </div>
    480. 

  480. <a class="anchor" id="ga5224f2f155a59498c97f4d62ae726ea5"></a>
    481. 

  481. <div class="memitem">
    482. 

  482. <div class="memproto">
    483. 

  483.       <table class="memname">
    484. 

  484.         <tr>
    485. 

  485.           <td class="memname">arm_status arm_nn_mat_mul_core_1x_s8 </td>
    486. 

  486.           <td>(</td>
    487. 

  487.           <td class="paramtype">int32_t&#160;</td>
    488. 

  488.           <td class="paramname"><em>row_elements</em>, </td>
    489. 

  489.         </tr>
    490. 

  490.         <tr>
    491. 

  491.           <td class="paramkey"></td>
    492. 

  492.           <td></td>
    493. 

  493.           <td class="paramtype">const int8_t *&#160;</td>
    494. 

  494.           <td class="paramname"><em>row_base</em>, </td>
    495. 

  495.         </tr>
    496. 

  496.         <tr>
    497. 

  497.           <td class="paramkey"></td>
    498. 

  498.           <td></td>
    499. 

  499.           <td class="paramtype">const int8_t *&#160;</td>
    500. 

  500.           <td class="paramname"><em>col_base</em>, </td>
    501. 

  501.         </tr>
    502. 

  502.         <tr>
    503. 

  503.           <td class="paramkey"></td>
    504. 

  504.           <td></td>
    505. 

  505.           <td class="paramtype">int32_t *const&#160;</td>
    506. 

  506.           <td class="paramname"><em>sum_col</em>, </td>
    507. 

  507.         </tr>
    508. 

  508.         <tr>
    509. 

  509.           <td class="paramkey"></td>
    510. 

  510.           <td></td>
    511. 

  511.           <td class="paramtype">int32_t *const&#160;</td>
    512. 

  512.           <td class="paramname"><em>output</em>&#160;</td>
    513. 

  513.         </tr>
    514. 

  514.         <tr>
    515. 

  515.           <td></td>
    516. 

  516.           <td>)</td>
    517. 

  517.           <td></td><td></td>
    518. 

  518.         </tr>
    519. 

  519.       </table>
    520. 

  520. </div><div class="memdoc">
    521. 

  521. <dl class="params"><dt>Parameters</dt><dd>
    522. 

  522.   <table class="params">
    523. 

  523.     <tr><td class="paramdir">[in]</td><td class="paramname">row_elements</td><td>number of row elements </td></tr>
    524. 

  524.     <tr><td class="paramdir">[in]</td><td class="paramname">row_base</td><td>pointer to row operand </td></tr>
    525. 

  525.     <tr><td class="paramdir">[in]</td><td class="paramname">col_base</td><td>pointer to col operand </td></tr>
    526. 

  526.     <tr><td class="paramdir">[out]</td><td class="paramname">sum_col</td><td>pointer to store sum of column elements </td></tr>
    527. 

  527.     <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>pointer to store result of multiply-accumulate </td></tr>
    528. 

  528.   </table>
    529. 

  529.   </dd>
    530. 

  530. </dl>
    531. 

  531. <dl class="section return"><dt>Returns</dt><dd>The function returns the multiply-accumulated result of the row by column.</dd></dl>
    532. 

  532. <p>Pseudo-code *output = 0 sum_col = 0 for (i = 0; i &lt; row_elements; i++) *output += row_base[i] * col_base[i] sum_col += col_base[i] </p>
    533. 

  533. 

  534. <p>Referenced by <a class="el" href="group__NNConv.html#ga2d9c129189832572cf0bc97ff9e73e54">arm_convolve_1_x_n_s8()</a>, and <a class="el" href="group__NNConv.html#gadfcad0bae34328dc806dc88cde173faa">arm_convolve_1x1_s8_fast()</a>.</p>
    535. 

  535. 

  536. </div>
    537. 

  537. </div>
    538. 

  538. <a class="anchor" id="gae893fd2b0fadf44bcd2870ca2c2c3634"></a>
    539. 

  539. <div class="memitem">
    540. 

  540. <div class="memproto">
    541. 

  541.       <table class="memname">
    542. 

  542.         <tr>
    543. 

  543.           <td class="memname">arm_status arm_nn_mat_mul_core_4x_s8 </td>
    544. 

  544.           <td>(</td>
    545. 

  545.           <td class="paramtype">const int32_t&#160;</td>
    546. 

  546.           <td class="paramname"><em>row_elements</em>, </td>
    547. 

  547.         </tr>
    548. 

  548.         <tr>
    549. 

  549.           <td class="paramkey"></td>
    550. 

  550.           <td></td>
    551. 

  551.           <td class="paramtype">const int32_t&#160;</td>
    552. 

  552.           <td class="paramname"><em>offset</em>, </td>
    553. 

  553.         </tr>
    554. 

  554.         <tr>
    555. 

  555.           <td class="paramkey"></td>
    556. 

  556.           <td></td>
    557. 

  557.           <td class="paramtype">const int8_t *&#160;</td>
    558. 

  558.           <td class="paramname"><em>row_base</em>, </td>
    559. 

  559.         </tr>
    560. 

  560.         <tr>
    561. 

  561.           <td class="paramkey"></td>
    562. 

  562.           <td></td>
    563. 

  563.           <td class="paramtype">const int8_t *&#160;</td>
    564. 

  564.           <td class="paramname"><em>col_base</em>, </td>
    565. 

  565.         </tr>
    566. 

  566.         <tr>
    567. 

  567.           <td class="paramkey"></td>
    568. 

  568.           <td></td>
    569. 

  569.           <td class="paramtype">int32_t *const&#160;</td>
    570. 

  570.           <td class="paramname"><em>sum_col</em>, </td>
    571. 

  571.         </tr>
    572. 

  572.         <tr>
    573. 

  573.           <td class="paramkey"></td>
    574. 

  574.           <td></td>
    575. 

  575.           <td class="paramtype">int32_t *const&#160;</td>
    576. 

  576.           <td class="paramname"><em>output</em>&#160;</td>
    577. 

  577.         </tr>
    578. 

  578.         <tr>
    579. 

  579.           <td></td>
    580. 

  580.           <td>)</td>
    581. 

  581.           <td></td><td></td>
    582. 

  582.         </tr>
    583. 

  583.       </table>
    584. 

  584. </div><div class="memdoc">
    585. 

  585. <dl class="params"><dt>Parameters</dt><dd>
    586. 

  586.   <table class="params">
    587. 

  587.     <tr><td class="paramdir">[in]</td><td class="paramname">row_elements</td><td>number of row elements </td></tr>
    588. 

  588.     <tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>offset between rows. Can be the same as row_elements. For e.g, in a 1x1 conv scenario with stride as 1. </td></tr>
    589. 

  589.     <tr><td class="paramdir">[in]</td><td class="paramname">row_base</td><td>pointer to row operand </td></tr>
    590. 

  590.     <tr><td class="paramdir">[in]</td><td class="paramname">col_base</td><td>pointer to col operand </td></tr>
    591. 

  591.     <tr><td class="paramdir">[out]</td><td class="paramname">sum_col</td><td>pointer to store sum of column elements </td></tr>
    592. 

  592.     <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>pointer to store result(4 int32's) of multiply-accumulate </td></tr>
    593. 

  593.   </table>
    594. 

  594.   </dd>
    595. 

  595. </dl>
    596. 

  596. <dl class="section return"><dt>Returns</dt><dd>The function returns the multiply-accumulated result of the row by column</dd></dl>
    597. 

  597. <p>Pseudo-code output[0] = 0 .. output[3] = 0 sum_col = 0 for (i = 0; i &lt; row_elements; i++) output[0] += row_base[i] * col_base[i] .. output[3] += row_base[i + (row_elements * 3)] * col_base[i] sum_col += col_base[i] </p>
    598. 

  598. 

  599. <p>Referenced by <a class="el" href="group__NNConv.html#ga2d9c129189832572cf0bc97ff9e73e54">arm_convolve_1_x_n_s8()</a>, <a class="el" href="group__NNConv.html#gadfcad0bae34328dc806dc88cde173faa">arm_convolve_1x1_s8_fast()</a>, and <a class="el" href="group__NNConv.html#ga6a0b2161ece62078228ead2d85bbcf28">arm_convolve_s8()</a>.</p>
    600. 

  600. 

  601. </div>
    602. 

  602. </div>
    603. 

  603. <a class="anchor" id="ga360cdaa16c399e3bfbeaaa7296c326e1"></a>
    604. 

  604. <div class="memitem">
    605. 

  605. <div class="memproto">
    606. 

  606.       <table class="memname">
    607. 

  607.         <tr>
    608. 

  608.           <td class="memname">arm_status arm_nn_mat_mult_nt_t_s8 </td>
    609. 

  609.           <td>(</td>
    610. 

  610.           <td class="paramtype">const q7_t *&#160;</td>
    611. 

  611.           <td class="paramname"><em>lhs</em>, </td>
    612. 

  612.         </tr>
    613. 

  613.         <tr>
    614. 

  614.           <td class="paramkey"></td>
    615. 

  615.           <td></td>
    616. 

  616.           <td class="paramtype">const q7_t *&#160;</td>
    617. 

  617.           <td class="paramname"><em>rhs</em>, </td>
    618. 

  618.         </tr>
    619. 

  619.         <tr>
    620. 

  620.           <td class="paramkey"></td>
    621. 

  621.           <td></td>
    622. 

  622.           <td class="paramtype">const q31_t *&#160;</td>
    623. 

  623.           <td class="paramname"><em>bias</em>, </td>
    624. 

  624.         </tr>
    625. 

  625.         <tr>
    626. 

  626.           <td class="paramkey"></td>
    627. 

  627.           <td></td>
    628. 

  628.           <td class="paramtype">q7_t *&#160;</td>
    629. 

  629.           <td class="paramname"><em>dst</em>, </td>
    630. 

  630.         </tr>
    631. 

  631.         <tr>
    632. 

  632.           <td class="paramkey"></td>
    633. 

  633.           <td></td>
    634. 

  634.           <td class="paramtype">const int32_t *&#160;</td>
    635. 

  635.           <td class="paramname"><em>dst_multipliers</em>, </td>
    636. 

  636.         </tr>
    637. 

  637.         <tr>
    638. 

  638.           <td class="paramkey"></td>
    639. 

  639.           <td></td>
    640. 

  640.           <td class="paramtype">const int32_t *&#160;</td>
    641. 

  641.           <td class="paramname"><em>dst_shifts</em>, </td>
    642. 

  642.         </tr>
    643. 

  643.         <tr>
    644. 

  644.           <td class="paramkey"></td>
    645. 

  645.           <td></td>
    646. 

  646.           <td class="paramtype">const int32_t&#160;</td>
    647. 

  647.           <td class="paramname"><em>lhs_rows</em>, </td>
    648. 

  648.         </tr>
    649. 

  649.         <tr>
    650. 

  650.           <td class="paramkey"></td>
    651. 

  651.           <td></td>
    652. 

  652.           <td class="paramtype">const int32_t&#160;</td>
    653. 

  653.           <td class="paramname"><em>rhs_rows</em>, </td>
    654. 

  654.         </tr>
    655. 

  655.         <tr>
    656. 

  656.           <td class="paramkey"></td>
    657. 

  657.           <td></td>
    658. 

  658.           <td class="paramtype">const int32_t&#160;</td>
    659. 

  659.           <td class="paramname"><em>rhs_cols</em>, </td>
    660. 

  660.         </tr>
    661. 

  661.         <tr>
    662. 

  662.           <td class="paramkey"></td>
    663. 

  663.           <td></td>
    664. 

  664.           <td class="paramtype">const int32_t&#160;</td>
    665. 

  665.           <td class="paramname"><em>lhs_offset</em>, </td>
    666. 

  666.         </tr>
    667. 

  667.         <tr>
    668. 

  668.           <td class="paramkey"></td>
    669. 

  669.           <td></td>
    670. 

  670.           <td class="paramtype">const int32_t&#160;</td>
    671. 

  671.           <td class="paramname"><em>dst_offset</em>, </td>
    672. 

  672.         </tr>
    673. 

  673.         <tr>
    674. 

  674.           <td class="paramkey"></td>
    675. 

  675.           <td></td>
    676. 

  676.           <td class="paramtype">const int32_t&#160;</td>
    677. 

  677.           <td class="paramname"><em>activation_min</em>, </td>
    678. 

  678.         </tr>
    679. 

  679.         <tr>
    680. 

  680.           <td class="paramkey"></td>
    681. 

  681.           <td></td>
    682. 

  682.           <td class="paramtype">const int32_t&#160;</td>
    683. 

  683.           <td class="paramname"><em>activation_max</em>&#160;</td>
    684. 

  684.         </tr>
    685. 

  685.         <tr>
    686. 

  686.           <td></td>
    687. 

  687.           <td>)</td>
    688. 

  688.           <td></td><td></td>
    689. 

  689.         </tr>
    690. 

  690.       </table>
    691. 

  691. </div><div class="memdoc">
    692. 

  692. <ul>
    693. 

  693. <li>LHS input matrix NOT transposed (nt)</li>
    694. 

  694. <li>RHS input matrix transposed (t)</li>
    695. 

  695. </ul>
    696. 

  696. <dl class="section note"><dt>Note</dt><dd>This operation also performs the broadcast bias addition before the requantization</dd></dl>
    697. 

  697. <dl class="params"><dt>Parameters</dt><dd>
    698. 

  698.   <table class="params">
    699. 

  699.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Pointer to the LHS input matrix </td></tr>
    700. 

  700.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Pointer to the RHS input matrix </td></tr>
    701. 

  701.     <tr><td class="paramdir">[in]</td><td class="paramname">bias</td><td>Pointer to the bias vector. The length of this vector is equal to the number of output columns (or RHS input rows) </td></tr>
    702. 

  702.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the output matrix with "m" rows and "n" columns </td></tr>
    703. 

  703.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_multipliers</td><td>Pointer to the multipliers vector needed for the per-channel requantization. The length of this vector is equal to the number of output columns (or RHS input rows) </td></tr>
    704. 

  704.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_shifts</td><td>Pointer to the shifts vector needed for the per-channel requantization. The length of this vector is equal to the number of output columns (or RHS input rows) </td></tr>
    705. 

  705.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs_rows</td><td>Number of LHS input rows </td></tr>
    706. 

  706.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs_rows</td><td>Number of RHS input rows </td></tr>
    707. 

  707.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs_cols</td><td>Number of LHS/RHS input columns </td></tr>
    708. 

  708.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>Offset to be applied to the LHS input value </td></tr>
    709. 

  709.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_offset</td><td>Offset to be applied the output result </td></tr>
    710. 

  710.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp down the output. Range : int8 </td></tr>
    711. 

  711.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp up the output. Range : int8</td></tr>
    712. 

  712.   </table>
    713. 

  713.   </dd>
    714. 

  714. </dl>
    715. 

  715. <dl class="section return"><dt>Returns</dt><dd>The function returns <code>ARM_MATH_SUCCESS</code> </dd></dl>
    716. 

  716. 

  717. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a31fa46f17212fbcb65d2cdae06fc08f5">arm_nn_read_q7x4()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>, <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>
    718. 

  718. 

  719. <p>Referenced by <a class="el" href="group__NNConv.html#gadfcad0bae34328dc806dc88cde173faa">arm_convolve_1x1_s8_fast()</a>.</p>
    720. 

  720. 

  721. </div>
    722. 

  722. </div>
    723. 

  723. <a class="anchor" id="ga08f8340aa6533271b3aa6d211614fe22"></a>
    724. 

  724. <div class="memitem">
    725. 

  725. <div class="memproto">
    726. 

  726.       <table class="memname">
    727. 

  727.         <tr>
    728. 

  728.           <td class="memname">void arm_nn_mult_q15 </td>
    729. 

  729.           <td>(</td>
    730. 

  730.           <td class="paramtype">q15_t *&#160;</td>
    731. 

  731.           <td class="paramname"><em>pSrcA</em>, </td>
    732. 

  732.         </tr>
    733. 

  733.         <tr>
    734. 

  734.           <td class="paramkey"></td>
    735. 

  735.           <td></td>
    736. 

  736.           <td class="paramtype">q15_t *&#160;</td>
    737. 

  737.           <td class="paramname"><em>pSrcB</em>, </td>
    738. 

  738.         </tr>
    739. 

  739.         <tr>
    740. 

  740.           <td class="paramkey"></td>
    741. 

  741.           <td></td>
    742. 

  742.           <td class="paramtype">q15_t *&#160;</td>
    743. 

  743.           <td class="paramname"><em>pDst</em>, </td>
    744. 

  744.         </tr>
    745. 

  745.         <tr>
    746. 

  746.           <td class="paramkey"></td>
    747. 

  747.           <td></td>
    748. 

  748.           <td class="paramtype">const uint16_t&#160;</td>
    749. 

  749.           <td class="paramname"><em>out_shift</em>, </td>
    750. 

  750.         </tr>
    751. 

  751.         <tr>
    752. 

  752.           <td class="paramkey"></td>
    753. 

  753.           <td></td>
    754. 

  754.           <td class="paramtype">uint32_t&#160;</td>
    755. 

  755.           <td class="paramname"><em>blockSize</em>&#160;</td>
    756. 

  756.         </tr>
    757. 

  757.         <tr>
    758. 

  758.           <td></td>
    759. 

  759.           <td>)</td>
    760. 

  760.           <td></td><td></td>
    761. 

  761.         </tr>
    762. 

  762.       </table>
    763. 

  763. </div><div class="memdoc">
    764. 

  764. <p>q7 vector multiplication with variable output shifts</p>
    765. 

  765. <dl class="params"><dt>Parameters</dt><dd>
    766. 

  766.   <table class="params">
    767. 

  767.     <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcA</td><td>pointer to the first input vector </td></tr>
    768. 

  768.     <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcB</td><td>pointer to the second input vector </td></tr>
    769. 

  769.     <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>pointer to the output vector </td></tr>
    770. 

  770.     <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>amount of right-shift for output </td></tr>
    771. 

  771.     <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>number of samples in each vector</td></tr>
    772. 

  772.   </table>
    773. 

  773.   </dd>
    774. 

  774. </dl>
    775. 

  775. <p><b>Scaling and Overflow Behavior:</b> </p>
    776. 

  776. <dl class="section user"><dt></dt><dd>The function uses saturating arithmetic. Results outside of the allowable Q15 range [0x8000 0x7FFF] will be saturated. </dd></dl>
    777. 

  777. 

  778. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#afdda94a339b76615d3161e9fc63f4d21">arm_nn_read_q15x2_ia()</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#a4cbd428a2b4a4f6b2a6e4219520c7ce0">NN_ROUND</a>.</p>
    779. 

  779. 

  780. </div>
    781. 

  781. </div>
    782. 

  782. <a class="anchor" id="gad46c9ab012cceda8ce6681c687a58c70"></a>
    783. 

  783. <div class="memitem">
    784. 

  784. <div class="memproto">
    785. 

  785.       <table class="memname">
    786. 

  786.         <tr>
    787. 

  787.           <td class="memname">void arm_nn_mult_q7 </td>
    788. 

  788.           <td>(</td>
    789. 

  789.           <td class="paramtype">q7_t *&#160;</td>
    790. 

  790.           <td class="paramname"><em>pSrcA</em>, </td>
    791. 

  791.         </tr>
    792. 

  792.         <tr>
    793. 

  793.           <td class="paramkey"></td>
    794. 

  794.           <td></td>
    795. 

  795.           <td class="paramtype">q7_t *&#160;</td>
    796. 

  796.           <td class="paramname"><em>pSrcB</em>, </td>
    797. 

  797.         </tr>
    798. 

  798.         <tr>
    799. 

  799.           <td class="paramkey"></td>
    800. 

  800.           <td></td>
    801. 

  801.           <td class="paramtype">q7_t *&#160;</td>
    802. 

  802.           <td class="paramname"><em>pDst</em>, </td>
    803. 

  803.         </tr>
    804. 

  804.         <tr>
    805. 

  805.           <td class="paramkey"></td>
    806. 

  806.           <td></td>
    807. 

  807.           <td class="paramtype">const uint16_t&#160;</td>
    808. 

  808.           <td class="paramname"><em>out_shift</em>, </td>
    809. 

  809.         </tr>
    810. 

  810.         <tr>
    811. 

  811.           <td class="paramkey"></td>
    812. 

  812.           <td></td>
    813. 

  813.           <td class="paramtype">uint32_t&#160;</td>
    814. 

  814.           <td class="paramname"><em>blockSize</em>&#160;</td>
    815. 

  815.         </tr>
    816. 

  816.         <tr>
    817. 

  817.           <td></td>
    818. 

  818.           <td>)</td>
    819. 

  819.           <td></td><td></td>
    820. 

  820.         </tr>
    821. 

  821.       </table>
    822. 

  822. </div><div class="memdoc">
    823. 

  823. <p>q7 vector multiplication with variable output shifts</p>
    824. 

  824. <dl class="params"><dt>Parameters</dt><dd>
    825. 

  825.   <table class="params">
    826. 

  826.     <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcA</td><td>pointer to the first input vector </td></tr>
    827. 

  827.     <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcB</td><td>pointer to the second input vector </td></tr>
    828. 

  828.     <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>pointer to the output vector </td></tr>
    829. 

  829.     <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>amount of right-shift for output </td></tr>
    830. 

  830.     <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>number of samples in each vector</td></tr>
    831. 

  831.   </table>
    832. 

  832.   </dd>
    833. 

  833. </dl>
    834. 

  834. <p><b>Scaling and Overflow Behavior:</b> </p>
    835. 

  835. <dl class="section user"><dt></dt><dd>The function uses saturating arithmetic. Results outside of the allowable Q7 range [0x80 0x7F] will be saturated. </dd></dl>
    836. 

  836. 

  837. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a4cbd428a2b4a4f6b2a6e4219520c7ce0">NN_ROUND</a>.</p>
    838. 

  838. 

  839. </div>
    840. 

  840. </div>
    841. 

  841. <a class="anchor" id="gacbc28cf23c7549bcf89d1e8f1481c389"></a>
    842. 

  842. <div class="memitem">
    843. 

  843. <div class="memproto">
    844. 

  844.       <table class="memname">
    845. 

  845.         <tr>
    846. 

  846.           <td class="memname">arm_status arm_nn_vec_mat_mult_t_s8 </td>
    847. 

  847.           <td>(</td>
    848. 

  848.           <td class="paramtype">const q7_t *&#160;</td>
    849. 

  849.           <td class="paramname"><em>lhs</em>, </td>
    850. 

  850.         </tr>
    851. 

  851.         <tr>
    852. 

  852.           <td class="paramkey"></td>
    853. 

  853.           <td></td>
    854. 

  854.           <td class="paramtype">const q7_t *&#160;</td>
    855. 

  855.           <td class="paramname"><em>rhs</em>, </td>
    856. 

  856.         </tr>
    857. 

  857.         <tr>
    858. 

  858.           <td class="paramkey"></td>
    859. 

  859.           <td></td>
    860. 

  860.           <td class="paramtype">const q31_t *&#160;</td>
    861. 

  861.           <td class="paramname"><em>bias</em>, </td>
    862. 

  862.         </tr>
    863. 

  863.         <tr>
    864. 

  864.           <td class="paramkey"></td>
    865. 

  865.           <td></td>
    866. 

  866.           <td class="paramtype">q7_t *&#160;</td>
    867. 

  867.           <td class="paramname"><em>dst</em>, </td>
    868. 

  868.         </tr>
    869. 

  869.         <tr>
    870. 

  870.           <td class="paramkey"></td>
    871. 

  871.           <td></td>
    872. 

  872.           <td class="paramtype">const int32_t&#160;</td>
    873. 

  873.           <td class="paramname"><em>lhs_offset</em>, </td>
    874. 

  874.         </tr>
    875. 

  875.         <tr>
    876. 

  876.           <td class="paramkey"></td>
    877. 

  877.           <td></td>
    878. 

  878.           <td class="paramtype">const int32_t&#160;</td>
    879. 

  879.           <td class="paramname"><em>rhs_offset</em>, </td>
    880. 

  880.         </tr>
    881. 

  881.         <tr>
    882. 

  882.           <td class="paramkey"></td>
    883. 

  883.           <td></td>
    884. 

  884.           <td class="paramtype">const int32_t&#160;</td>
    885. 

  885.           <td class="paramname"><em>dst_offset</em>, </td>
    886. 

  886.         </tr>
    887. 

  887.         <tr>
    888. 

  888.           <td class="paramkey"></td>
    889. 

  889.           <td></td>
    890. 

  890.           <td class="paramtype">const int32_t&#160;</td>
    891. 

  891.           <td class="paramname"><em>dst_multiplier</em>, </td>
    892. 

  892.         </tr>
    893. 

  893.         <tr>
    894. 

  894.           <td class="paramkey"></td>
    895. 

  895.           <td></td>
    896. 

  896.           <td class="paramtype">const int32_t&#160;</td>
    897. 

  897.           <td class="paramname"><em>dst_shift</em>, </td>
    898. 

  898.         </tr>
    899. 

  899.         <tr>
    900. 

  900.           <td class="paramkey"></td>
    901. 

  901.           <td></td>
    902. 

  902.           <td class="paramtype">const int32_t&#160;</td>
    903. 

  903.           <td class="paramname"><em>rhs_cols</em>, </td>
    904. 

  904.         </tr>
    905. 

  905.         <tr>
    906. 

  906.           <td class="paramkey"></td>
    907. 

  907.           <td></td>
    908. 

  908.           <td class="paramtype">const int32_t&#160;</td>
    909. 

  909.           <td class="paramname"><em>rhs_rows</em>, </td>
    910. 

  910.         </tr>
    911. 

  911.         <tr>
    912. 

  912.           <td class="paramkey"></td>
    913. 

  913.           <td></td>
    914. 

  914.           <td class="paramtype">const int32_t&#160;</td>
    915. 

  915.           <td class="paramname"><em>activation_min</em>, </td>
    916. 

  916.         </tr>
    917. 

  917.         <tr>
    918. 

  918.           <td class="paramkey"></td>
    919. 

  919.           <td></td>
    920. 

  920.           <td class="paramtype">const int32_t&#160;</td>
    921. 

  921.           <td class="paramname"><em>activation_max</em>&#160;</td>
    922. 

  922.         </tr>
    923. 

  923.         <tr>
    924. 

  924.           <td></td>
    925. 

  925.           <td>)</td>
    926. 

  926.           <td></td><td></td>
    927. 

  927.         </tr>
    928. 

  928.       </table>
    929. 

  929. </div><div class="memdoc">
    930. 

  930. <dl class="params"><dt>Parameters</dt><dd>
    931. 

  931.   <table class="params">
    932. 

  932.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side vector </td></tr>
    933. 

  933.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
    934. 

  934.     <tr><td class="paramdir">[in]</td><td class="paramname">bias</td><td>Input bias </td></tr>
    935. 

  935.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Output vector </td></tr>
    936. 

  936.     <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>Offset to be added to the input values of the left-hand side vector. Range: -127 to 128 </td></tr>
    937. 

  937.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs_offset</td><td>Offset to be added to the input values of the right-hand side matrix. Range: -127 to 128 </td></tr>
    938. 

  938.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_offset</td><td>Offset to be added to the output values. Range: -127 to 128 </td></tr>
    939. 

  939.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_multiplier</td><td>Output multiplier </td></tr>
    940. 

  940.     <tr><td class="paramdir">[in]</td><td class="paramname">dst_shift</td><td>Output shift </td></tr>
    941. 

  941.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs_cols</td><td>Number of columns in the right-hand side input matrix </td></tr>
    942. 

  942.     <tr><td class="paramdir">[in]</td><td class="paramname">rhs_rows</td><td>Number of rows in the right-hand side input matrix </td></tr>
    943. 

  943.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
    944. 

  944.     <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8</td></tr>
    945. 

  945.   </table>
    946. 

  946.   </dd>
    947. 

  947. </dl>
    948. 

  948. <dl class="section return"><dt>Returns</dt><dd>The function returns <code>ARM_MATH_SUCCESS</code> </dd></dl>
    949. 

  949. 

  950. <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a31fa46f17212fbcb65d2cdae06fc08f5">arm_nn_read_q7x4()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>, <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>
    951. 

  951. 

  952. <p>Referenced by <a class="el" href="group__FC.html#ga2e580c510d9dc26a2e8e422f805b9bc0">arm_fully_connected_s8()</a>.</p>
    953. 

  953. 

  954. </div>
    955. 

  955. </div>
    956. 

  956. </div><!-- contents -->
    957. 

  957. </div><!-- doc-content -->
    958. 

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  960.   <ul>
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  961.     <li class="footer">Generated on Thu Apr 9 2020 15:49:35 for CMSIS-NN Version 1.3.0 by Arm Ltd. All rights reserved.
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    971.