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- Functions</h2></td></tr>
- <tr class="memitem:ga379c39e614f1468e1fdb524f51fb6061"><td class="memItemLeft" align="right" valign="top">void </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>
- <tr class="memdesc:ga379c39e614f1468e1fdb524f51fb6061"><td class="mdescLeft"> </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>
- <tr class="separator:ga379c39e614f1468e1fdb524f51fb6061"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:gae65bde3218210820d789659179e14ce3"><td class="memItemLeft" align="right" valign="top">void </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>
- <tr class="memdesc:gae65bde3218210820d789659179e14ce3"><td class="mdescLeft"> </td><td class="mdescRight">Non-saturating addition of elements of a q7 vector. <a href="#gae65bde3218210820d789659179e14ce3">More...</a><br/></td></tr>
- <tr class="separator:gae65bde3218210820d789659179e14ce3"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="memItemLeft" align="right" valign="top">q7_t * </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>
- <tr class="memdesc:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="mdescLeft"> </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>
- <tr class="separator:gaf7e914e84c2fa6bcf9b0727b8c46c250"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:ga7f74841dd08196377cc29ce98deb2c12"><td class="memItemLeft" align="right" valign="top">q7_t * </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>
- <tr class="memdesc:ga7f74841dd08196377cc29ce98deb2c12"><td class="mdescLeft"> </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>
- <tr class="separator:ga7f74841dd08196377cc29ce98deb2c12"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:ga5224f2f155a59498c97f4d62ae726ea5"><td class="memItemLeft" align="right" valign="top">arm_status </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>
- <tr class="memdesc:ga5224f2f155a59498c97f4d62ae726ea5"><td class="mdescLeft"> </td><td class="mdescRight">General Matrix-multiplication without requantization for one row & one column. <a href="#ga5224f2f155a59498c97f4d62ae726ea5">More...</a><br/></td></tr>
- <tr class="separator:ga5224f2f155a59498c97f4d62ae726ea5"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="memItemLeft" align="right" valign="top">arm_status </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>
- <tr class="memdesc:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="mdescLeft"> </td><td class="mdescRight">General Matrix-multiplication without requantization for four rows and one column. <a href="#gae893fd2b0fadf44bcd2870ca2c2c3634">More...</a><br/></td></tr>
- <tr class="separator:gae893fd2b0fadf44bcd2870ca2c2c3634"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="memItemLeft" align="right" valign="top">arm_status </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>
- <tr class="memdesc:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="mdescLeft"> </td><td class="mdescRight">General Matrix-multiplication function with per-channel requantization. This function assumes: <a href="#ga360cdaa16c399e3bfbeaaa7296c326e1">More...</a><br/></td></tr>
- <tr class="separator:ga360cdaa16c399e3bfbeaaa7296c326e1"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:ga08f8340aa6533271b3aa6d211614fe22"><td class="memItemLeft" align="right" valign="top">void </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>
- <tr class="memdesc:ga08f8340aa6533271b3aa6d211614fe22"><td class="mdescLeft"> </td><td class="mdescRight">Q7 vector multiplication with variable output shifts. <a href="#ga08f8340aa6533271b3aa6d211614fe22">More...</a><br/></td></tr>
- <tr class="separator:ga08f8340aa6533271b3aa6d211614fe22"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:gad46c9ab012cceda8ce6681c687a58c70"><td class="memItemLeft" align="right" valign="top">void </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>
- <tr class="memdesc:gad46c9ab012cceda8ce6681c687a58c70"><td class="mdescLeft"> </td><td class="mdescRight">Q7 vector multiplication with variable output shifts. <a href="#gad46c9ab012cceda8ce6681c687a58c70">More...</a><br/></td></tr>
- <tr class="separator:gad46c9ab012cceda8ce6681c687a58c70"><td class="memSeparator" colspan="2"> </td></tr>
- <tr class="memitem:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="memItemLeft" align="right" valign="top">arm_status </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>
- <tr class="memdesc:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="mdescLeft"> </td><td class="mdescRight">s8 Vector by Matrix (transposed) multiplication <a href="#gacbc28cf23c7549bcf89d1e8f1481c389">More...</a><br/></td></tr>
- <tr class="separator:gacbc28cf23c7549bcf89d1e8f1481c389"><td class="memSeparator" colspan="2"> </td></tr>
- </table>
- <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
- <p>Basic Math Functions for Neural Network Computation </p>
- <h2 class="groupheader">Function Documentation</h2>
- <a class="anchor" id="ga379c39e614f1468e1fdb524f51fb6061"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">void arm_nn_accumulate_q7_to_q15 </td>
- <td>(</td>
- <td class="paramtype">q15_t * </td>
- <td class="paramname"><em>dst</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>src</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">uint32_t </td>
- <td class="paramname"><em>block_size</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">*src</td><td>points to the q7 input vector </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">*dst</td><td>points to the q15 output vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>length of the input vector</td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section user"><dt>Description:</dt><dd></dd></dl>
- <p>The equation used for the conversion process is:</p>
- <pre>
- dst[n] += (q15_t) src[n] ; 0 <= n < block_size.
- </pre>
- <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>
- </div>
- </div>
- <a class="anchor" id="gae65bde3218210820d789659179e14ce3"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">void arm_nn_add_q7 </td>
- <td>(</td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>input</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q31_t * </td>
- <td class="paramname"><em>output</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">uint32_t </td>
- <td class="paramname"><em>block_size</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">*input</td><td>Pointer to the q7 input vector </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">*output</td><td>Pointer to the q31 output variable. </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>length of the input vector </td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section user"><dt>Description:</dt><dd></dd></dl>
- <p>2^24 samples can be added without saturating the result.</p>
- <p>The equation used for the conversion process is:</p>
- <pre>
- sum = input[0] + input[1] + .. + input[block_size -1]
- </pre>
- <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>
- </div>
- </div>
- <a class="anchor" id="gaf7e914e84c2fa6bcf9b0727b8c46c250"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">q7_t* arm_nn_depthwise_conv_nt_t_padded_s8 </td>
- <td>(</td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>lhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>rhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>lhs_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>num_ch</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>out_shift</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>out_mult</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>out_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_min</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_max</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>row_x_col</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t *const </td>
- <td class="paramname"><em>output_bias</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>out</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side matrix </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>LHS matrix offset(input offset). Range: -127 to 128 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">num_ch</td><td>Number of channels in LHS/RHS </td></tr>
- <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>
- <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>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">row_x_col</td><td>(row_dimension * col_dimension) of LHS/RHS matrix </td></tr>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">out</td><td>Output pointer</td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns one of the two<ul>
- <li>Updated output pointer if an implementaiton is available</li>
- <li>NULL if no implementation is available.</li>
- </ul>
- </dd></dl>
- <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>
- <li>Output shift</li>
- <li>Output multiplier</li>
- <li>Output bias</li>
- <li>rhs </li>
- </ul>
- </dd></dl>
- <p>Referenced by <a class="el" href="group__NNConv.html#ga3acc8b0cd5bd5d975fdf5a615261f0b1">arm_depthwise_conv_s8_opt()</a>.</p>
- </div>
- </div>
- <a class="anchor" id="ga7f74841dd08196377cc29ce98deb2c12"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">q7_t* arm_nn_depthwise_conv_nt_t_s8 </td>
- <td>(</td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>lhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>rhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>lhs_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>num_ch</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>out_shift</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>out_mult</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>out_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_min</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_max</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>row_x_col</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t *const </td>
- <td class="paramname"><em>output_bias</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>out</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side matrix </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>LHS matrix offset(input offset). Range: -127 to 128 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">num_ch</td><td>Number of channels in LHS/RHS </td></tr>
- <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>
- <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>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">row_x_col</td><td>(row_dimension * col_dimension) of LHS/RHS matrix </td></tr>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">out</td><td>Output pointer</td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns one of the two<ul>
- <li>Updated output pointer if an implementaiton is available</li>
- <li>NULL if no implementation is available.</li>
- </ul>
- </dd></dl>
- <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>
- <li>Output shift</li>
- <li>Output multiplier</li>
- <li>Output bias</li>
- <li>rhs </li>
- </ul>
- </dd></dl>
- <p>Referenced by <a class="el" href="group__NNConv.html#ga3acc8b0cd5bd5d975fdf5a615261f0b1">arm_depthwise_conv_s8_opt()</a>.</p>
- </div>
- </div>
- <a class="anchor" id="ga5224f2f155a59498c97f4d62ae726ea5"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">arm_status arm_nn_mat_mul_core_1x_s8 </td>
- <td>(</td>
- <td class="paramtype">int32_t </td>
- <td class="paramname"><em>row_elements</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int8_t * </td>
- <td class="paramname"><em>row_base</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int8_t * </td>
- <td class="paramname"><em>col_base</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">int32_t *const </td>
- <td class="paramname"><em>sum_col</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">int32_t *const </td>
- <td class="paramname"><em>output</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">row_elements</td><td>number of row elements </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">row_base</td><td>pointer to row operand </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">col_base</td><td>pointer to col operand </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">sum_col</td><td>pointer to store sum of column elements </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>pointer to store result of multiply-accumulate </td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns the multiply-accumulated result of the row by column.</dd></dl>
- <p>Pseudo-code *output = 0 sum_col = 0 for (i = 0; i < row_elements; i++) *output += row_base[i] * col_base[i] sum_col += col_base[i] </p>
- <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>
- </div>
- </div>
- <a class="anchor" id="gae893fd2b0fadf44bcd2870ca2c2c3634"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">arm_status arm_nn_mat_mul_core_4x_s8 </td>
- <td>(</td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>row_elements</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int8_t * </td>
- <td class="paramname"><em>row_base</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int8_t * </td>
- <td class="paramname"><em>col_base</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">int32_t *const </td>
- <td class="paramname"><em>sum_col</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">int32_t *const </td>
- <td class="paramname"><em>output</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">row_elements</td><td>number of row elements </td></tr>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">row_base</td><td>pointer to row operand </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">col_base</td><td>pointer to col operand </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">sum_col</td><td>pointer to store sum of column elements </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>pointer to store result(4 int32's) of multiply-accumulate </td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns the multiply-accumulated result of the row by column</dd></dl>
- <p>Pseudo-code output[0] = 0 .. output[3] = 0 sum_col = 0 for (i = 0; i < 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>
- <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>
- </div>
- </div>
- <a class="anchor" id="ga360cdaa16c399e3bfbeaaa7296c326e1"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">arm_status arm_nn_mat_mult_nt_t_s8 </td>
- <td>(</td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>lhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>rhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q31_t * </td>
- <td class="paramname"><em>bias</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>dst</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>dst_multipliers</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t * </td>
- <td class="paramname"><em>dst_shifts</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>lhs_rows</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>rhs_rows</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>rhs_cols</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>lhs_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>dst_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_min</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_max</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <ul>
- <li>LHS input matrix NOT transposed (nt)</li>
- <li>RHS input matrix transposed (t)</li>
- </ul>
- <dl class="section note"><dt>Note</dt><dd>This operation also performs the broadcast bias addition before the requantization</dd></dl>
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Pointer to the LHS input matrix </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Pointer to the RHS input matrix </td></tr>
- <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>
- <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>
- <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>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs_rows</td><td>Number of LHS input rows </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs_rows</td><td>Number of RHS input rows </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs_cols</td><td>Number of LHS/RHS input columns </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs_offset</td><td>Offset to be applied to the LHS input value </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">dst_offset</td><td>Offset to be applied the output result </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp down the output. Range : int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp up the output. Range : int8</td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns <code>ARM_MATH_SUCCESS</code> </dd></dl>
- <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>
- <p>Referenced by <a class="el" href="group__NNConv.html#gadfcad0bae34328dc806dc88cde173faa">arm_convolve_1x1_s8_fast()</a>.</p>
- </div>
- </div>
- <a class="anchor" id="ga08f8340aa6533271b3aa6d211614fe22"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">void arm_nn_mult_q15 </td>
- <td>(</td>
- <td class="paramtype">q15_t * </td>
- <td class="paramname"><em>pSrcA</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q15_t * </td>
- <td class="paramname"><em>pSrcB</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q15_t * </td>
- <td class="paramname"><em>pDst</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>out_shift</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">uint32_t </td>
- <td class="paramname"><em>blockSize</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <p>q7 vector multiplication with variable output shifts</p>
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcA</td><td>pointer to the first input vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcB</td><td>pointer to the second input vector </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>pointer to the output vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>amount of right-shift for output </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>number of samples in each vector</td></tr>
- </table>
- </dd>
- </dl>
- <p><b>Scaling and Overflow Behavior:</b> </p>
- <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>
- <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>
- </div>
- </div>
- <a class="anchor" id="gad46c9ab012cceda8ce6681c687a58c70"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">void arm_nn_mult_q7 </td>
- <td>(</td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>pSrcA</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>pSrcB</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>pDst</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const uint16_t </td>
- <td class="paramname"><em>out_shift</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">uint32_t </td>
- <td class="paramname"><em>blockSize</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <p>q7 vector multiplication with variable output shifts</p>
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcA</td><td>pointer to the first input vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">*pSrcB</td><td>pointer to the second input vector </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>pointer to the output vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>amount of right-shift for output </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>number of samples in each vector</td></tr>
- </table>
- </dd>
- </dl>
- <p><b>Scaling and Overflow Behavior:</b> </p>
- <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>
- <p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a4cbd428a2b4a4f6b2a6e4219520c7ce0">NN_ROUND</a>.</p>
- </div>
- </div>
- <a class="anchor" id="gacbc28cf23c7549bcf89d1e8f1481c389"></a>
- <div class="memitem">
- <div class="memproto">
- <table class="memname">
- <tr>
- <td class="memname">arm_status arm_nn_vec_mat_mult_t_s8 </td>
- <td>(</td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>lhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q7_t * </td>
- <td class="paramname"><em>rhs</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const q31_t * </td>
- <td class="paramname"><em>bias</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">q7_t * </td>
- <td class="paramname"><em>dst</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>lhs_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>rhs_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>dst_offset</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>dst_multiplier</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>dst_shift</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>rhs_cols</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>rhs_rows</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_min</em>, </td>
- </tr>
- <tr>
- <td class="paramkey"></td>
- <td></td>
- <td class="paramtype">const int32_t </td>
- <td class="paramname"><em>activation_max</em> </td>
- </tr>
- <tr>
- <td></td>
- <td>)</td>
- <td></td><td></td>
- </tr>
- </table>
- </div><div class="memdoc">
- <dl class="params"><dt>Parameters</dt><dd>
- <table class="params">
- <tr><td class="paramdir">[in]</td><td class="paramname">lhs</td><td>Input left-hand side vector </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>Input right-hand side matrix (transposed) </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">bias</td><td>Input bias </td></tr>
- <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Output vector </td></tr>
- <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>
- <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>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">dst_multiplier</td><td>Output multiplier </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">dst_shift</td><td>Output shift </td></tr>
- <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>
- <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>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_min</td><td>Minimum value to clamp the output to. Range: int8 </td></tr>
- <tr><td class="paramdir">[in]</td><td class="paramname">activation_max</td><td>Maximum value to clamp the output to. Range: int8</td></tr>
- </table>
- </dd>
- </dl>
- <dl class="section return"><dt>Returns</dt><dd>The function returns <code>ARM_MATH_SUCCESS</code> </dd></dl>
- <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>
- <p>Referenced by <a class="el" href="group__FC.html#ga2e580c510d9dc26a2e8e422f805b9bc0">arm_fully_connected_s8()</a>.</p>
- </div>
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