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configured LDPC on CPU and GPU

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This commit is contained in:
NCTU OpinConnect Terng-Yin Hsu/WEI-YING,LIN
2020-05-13 22:27:36 +08:00
parent da62b92f6e
commit 02dc4ba8ce
230 changed files with 18984 additions and 21450 deletions
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openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_cnProc.h
+10 -4
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@@ -88,23 +88,29 @@ static inline void nrLDPC_cnProc_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_pr
// Set of results pointer to correct BN address
p_cnProcBufResBit = p_cnProcBufRes + (j*bitOffsetInGroup);
__m256i *pj0 = &p_cnProcBuf[lut_idxCnProcG3[j][0]];
__m256i *pj1 = &p_cnProcBuf[lut_idxCnProcG3[j][1]];
// Loop over CNs
for (i=0; i<M; i++)
{
// Abs and sign of 32 CNs (first BN)
ymm0 = p_cnProcBuf[lut_idxCnProcG3[j][0] + i];
// ymm0 = p_cnProcBuf[lut_idxCnProcG3[j][0] + i];
ymm0 = pj0[i];
sgn = _mm256_sign_epi8(*p_ones, ymm0);
min = _mm256_abs_epi8(ymm0);
// 32 CNs of second BN
ymm0 = p_cnProcBuf[lut_idxCnProcG3[j][1] + i];
// ymm0 = p_cnProcBuf[lut_idxCnProcG3[j][1] + i];
ymm0 = pj1[i];
min = _mm256_min_epu8(min, _mm256_abs_epi8(ymm0));
sgn = _mm256_sign_epi8(sgn, ymm0);
// Store result
min = _mm256_min_epu8(min, *p_maxLLR); // 128 in epi8 is -127
*p_cnProcBufResBit = _mm256_sign_epi8(min, sgn);
p_cnProcBufResBit++;
//*p_cnProcBufResBit = _mm256_sign_epi8(min, sgn);
//p_cnProcBufResBit++;
p_cnProcBufResBit[i]=_mm256_sign_epi8(min, sgn);
}
}
}
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder.c
+3 -3
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@@ -31,7 +31,7 @@
#include <stdint.h>
#include <immintrin.h>
#include "nrLDPC_defs.h"
#include "nrLDPCdecoder_defs.h"
#include "nrLDPC_types.h"
#include "nrLDPC_init.h"
#include "nrLDPC_mPass.h"
@@ -39,7 +39,7 @@
#include "nrLDPC_bnProc.h"
#define NR_LDPC_ENABLE_PARITY_CHECK
//#define NR_LDPC_PROFILER_DETAIL
#define NR_LDPC_PROFILER_DETAIL
#ifdef NR_LDPC_DEBUG_MODE
#include "nrLDPC_tools/nrLDPC_debug.h"
@@ -47,7 +47,7 @@
static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, uint32_t numLLR, t_nrLDPC_lut* p_lut, t_nrLDPC_dec_params* p_decParams, t_nrLDPC_time_stats* p_profiler);
int32_t nrLDPC_decoder(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, t_nrLDPC_time_stats* p_profiler)
int32_t nrLDPC_decod(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, t_nrLDPC_time_stats* p_profiler)
{
uint32_t numLLR;
uint32_t numIter = 0;
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder.h
-46
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@@ -1,46 +0,0 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*!\file nrLDPC_decoder.h
* \brief Defines the LDPC decoder core prototypes
* \author Sebastian Wagner (TCL Communications) Email: <mailto:sebastian.wagner@tcl.com>
* \date 27-03-2018
* \version 1.0
* \note
* \warning
*/
#ifndef __NR_LDPC_DECODER__H__
#define __NR_LDPC_DECODER__H__
#include "nrLDPC_types.h"
#include "nrLDPC_init_mem.h"
/**
\brief LDPC decoder
\param p_decParams LDPC decoder parameters
\param p_llr Input LLRs
\param p_llrOut Output vector
\param p_profiler LDPC profiler statistics
*/
int32_t nrLDPC_decoder(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_llrOut, t_nrLDPC_procBuf* p_procBuf, t_nrLDPC_time_stats* p_profiler);
#endif
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_defs.h
-201
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@@ -1,201 +0,0 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*!\file nrLDPC_defs.h
* \brief Defines all constants and buffers for the LDPC decoder
* \author Sebastian Wagner (TCL Communications) Email: <mailto:sebastian.wagner@tcl.com>
* \date 27-03-2018
* \version 1.0
* \note
* \warning
*/
#ifndef __NR_LDPC_DEFS__H__
#define __NR_LDPC_DEFS__H__
// ==============================================================================
// DEFINES
/** Maximum lifting size */
#define NR_LDPC_ZMAX 384
/** Number of columns in BG1 */
#define NR_LDPC_NCOL_BG1 68
/** Number of rows in BG1 */
#define NR_LDPC_NROW_BG1 46
/** Number of edges/entries in BG1 */
#define NR_LDPC_NUM_EDGE_BG1 316
/** Number of check node (CN) groups in BG1
A CN group is defined by its number of connected bit nodes. */
#define NR_LDPC_NUM_CN_GROUPS_BG1 9
/** First column in BG1 that is connected to only a single CN */
#define NR_LDPC_START_COL_PARITY_BG1 26
/** Number of columns in BG1 for rate 1/3 = 22/(68-2) */
#define NR_LDPC_NCOL_BG1_R13 NR_LDPC_NCOL_BG1
/** Number of columns in BG1 for rate 2/3 = 22/(35-2) */
#define NR_LDPC_NCOL_BG1_R23 35
/** Number of columns in BG1 for rate 8/9 ~ 22/(27-2) */
#define NR_LDPC_NCOL_BG1_R89 27
/** Number of bit node (BN) groups in BG1 for rate 1/3
A BN group is defined by its number of connected CNs. */
#define NR_LDPC_NUM_BN_GROUPS_BG1_R13 30
/** Number of bit node (BN) groups in BG1 for rate 2/3 */
#define NR_LDPC_NUM_BN_GROUPS_BG1_R23 8
/** Number of bit node (BN) groups in BG1 for rate 8/9 */
#define NR_LDPC_NUM_BN_GROUPS_BG1_R89 5
/** Number of columns in BG2 */
#define NR_LDPC_NCOL_BG2 52
/** Number of rows in BG2 */
#define NR_LDPC_NROW_BG2 42
/** Number of edges/entries in BG2 */
#define NR_LDPC_NUM_EDGE_BG2 197
/** Number of check node (CN) groups in BG2
A CN group is defined by its number of connected bit nodes. */
#define NR_LDPC_NUM_CN_GROUPS_BG2 6
/** First column in BG2 that is connected to only a single CN */
#define NR_LDPC_START_COL_PARITY_BG2 14
/** Number of columns in BG2 for rate 1/5 = 10/(52-2) */
#define NR_LDPC_NCOL_BG2_R15 NR_LDPC_NCOL_BG2
/** Number of columns in BG2 for rate 1/3 = 10/(32-2) */
#define NR_LDPC_NCOL_BG2_R13 32
/** Number of columns in BG2 for rate 2/3 = 10/(17-2) */
#define NR_LDPC_NCOL_BG2_R23 17
/** Number of bit node (BN) groups in BG2 for rate 1/5
A BN group is defined by its number of connected CNs. */
#define NR_LDPC_NUM_BN_GROUPS_BG2_R15 23
/** Number of bit node (BN) groups in BG2 for rate 1/3 */
#define NR_LDPC_NUM_BN_GROUPS_BG2_R13 10
/** Number of bit node (BN) groups in BG2 for rate 2/3 */
#define NR_LDPC_NUM_BN_GROUPS_BG2_R23 6
/** Worst case size of the CN processing buffer */
#define NR_LDPC_SIZE_CN_PROC_BUF NR_LDPC_NUM_EDGE_BG1*NR_LDPC_ZMAX
/** Worst case size of the BN processing buffer */
#define NR_LDPC_SIZE_BN_PROC_BUF NR_LDPC_NUM_EDGE_BG1*NR_LDPC_ZMAX
/** Maximum number of possible input LLR = NR_LDPC_NCOL_BG1*NR_LDPC_ZMAX */
#define NR_LDPC_MAX_NUM_LLR 26112
// ==============================================================================
// GLOBAL CONSTANT VARIABLES
/** Start addresses for the cnProcBuf for each CN group in BG1*/
static const uint32_t lut_startAddrCnGroups_BG1[NR_LDPC_NUM_CN_GROUPS_BG1] = {0, 1152, 8832, 43392, 61824, 75264, 81408, 88320, 92160};
/** Start addresses for the cnProcBuf for each CN group in BG2*/
static const uint32_t lut_startAddrCnGroups_BG2[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 6912, 37632, 54912, 61824, 67968};
/** Number of BNs of CN group for BG1.
E.g. 10 means that there is a CN group where every CN is connected to 10 BNs */
static const uint8_t lut_numBnInCnGroups_BG1_R13[NR_LDPC_NUM_CN_GROUPS_BG1] = {3, 4, 5, 6, 7, 8, 9, 10, 19};
/** Number of rows/CNs in every CN group for rate = 1/3 BG1, e.g. 5 rows of CNs connected to 4 BNs */
static const uint8_t lut_numCnInCnGroups_BG1_R13[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 5, 18, 8, 5, 2, 2, 1, 4};
/** Number of rows/CNs in every CN group for rate = 2/3 BG1, e.g. 3 rows of CNs connected to 7 BNs */
static const uint8_t lut_numCnInCnGroups_BG1_R23[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 0, 0, 0, 3, 2, 2, 1, 4};
/** Number of rows/CNs in every CN group for rate = 8/9 BG1, e.g. 4 rows of CNs connected to 19 BNs */
static const uint8_t lut_numCnInCnGroups_BG1_R89[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 0, 0, 0, 0, 0, 0, 0, 4};
/** Number of connected BNs for every column in BG1 rate = 1/3, e.g. in first column all BNs are connected to 30 CNs */
static const uint8_t lut_numEdgesPerBn_BG1_R13[NR_LDPC_START_COL_PARITY_BG1] = {30, 28, 7, 11, 9, 4, 8, 12, 8, 7, 12, 10, 12, 11, 10, 7, 10, 10, 13, 7, 8, 11, 12, 5, 6, 6};
/** Number of connected BNs for every column in BG1 rate = 2/3, e.g. in first column all BNs are connected to 12 CNs */
static const uint8_t lut_numEdgesPerBn_BG1_R23[NR_LDPC_START_COL_PARITY_BG1] = {12, 11, 4, 5, 5, 3, 4, 5, 5, 3, 6, 6, 6, 6, 5, 3, 6, 5, 6, 4, 5, 6, 6, 3, 3, 2};
/** Number of connected BNs for every column in BG1 rate = 8/9, e.g. in first column all BNs are connected to 5 CNs */
static const uint8_t lut_numEdgesPerBn_BG1_R89[NR_LDPC_START_COL_PARITY_BG1] = {5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2};
/** Number of BNs of CN group for BG2.
E.g. 3 means that there is a CN group where every CN is connected to 3 BNs */
static const uint8_t lut_numBnInCnGroups_BG2_R15[NR_LDPC_NUM_CN_GROUPS_BG2] = {3, 4, 5, 6, 8, 10};
/** Number of rows/CNs in every CN group for rate = 1/5 BG2, e.g. 6 rows of CNs connected to 3 BNs */
static const uint8_t lut_numCnInCnGroups_BG2_R15[NR_LDPC_NUM_CN_GROUPS_BG2] = {6, 20, 9, 3, 2, 2};
/** Number of rows/CNs in every CN group for rate = 1/3 BG2, e.g. 8 rows of CNs connected to 4 BNs */
static const uint8_t lut_numCnInCnGroups_BG2_R13[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 8, 7, 3, 2, 2};
/** Number of rows/CNs in every CN group for rate = 2/3 BG2, e.g. 1 row of CNs connected to 4 BNs */
static const uint8_t lut_numCnInCnGroups_BG2_R23[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 1, 0, 2, 2, 2};
/** Number of connected BNs for every column in BG2 rate = 1/5, e.g. in first column all BNs are connected to 22 CNs */
static const uint8_t lut_numEdgesPerBn_BG2_R15[NR_LDPC_START_COL_PARITY_BG2] = {22, 23, 10, 5, 5, 14, 7, 13, 6, 8, 9, 16, 9, 12};
/** Number of connected BNs for every column in BG2 rate = 1/3, e.g. in first column all BNs are connected to 14 CNs */
static const uint8_t lut_numEdgesPerBn_BG2_R13[NR_LDPC_START_COL_PARITY_BG2] = {14, 16, 2, 4, 4, 6, 6, 8, 6, 6, 6, 13, 5, 7};
/** Number of connected BNs for every column in BG2 rate = 2/3, e.g. in first column all BNs are connected to 6 CNs */
static const uint8_t lut_numEdgesPerBn_BG2_R23[NR_LDPC_START_COL_PARITY_BG2] = { 6, 5, 2, 3, 3, 4, 3, 4, 3, 4, 3, 5, 2, 2};
// Number of groups for bit node processing
/** Number of connected CNs for every column/BN in BG1 for rate = 1/3, Worst case is BG1 with up to 30 CNs connected to one BN
E.g. 42 parity BNs connected to single CN */
// BG1: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
static const uint8_t lut_numBnInBnGroups_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {42, 0, 0, 1, 1, 2, 4, 3, 1, 4, 3, 4, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1};
/** Number of connected CNs for every column/BN in BG1 for rate = 2/3 */
static const uint8_t lut_numBnInBnGroups_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 9, 1, 5, 3, 7, 8, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/** Number of connected CNs for every column/BN in BG1 for rate = 8/9 */
static const uint8_t lut_numBnInBnGroups_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 1, 3,21, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/** Number of connected CNs for every column/BN in BG2 for rate = 1/5, Worst case is BG1 with up to 30 CNs connected to one BN
E.g. 38 parity BNs connected to single CN */
// BG2: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
static const uint8_t lut_numBnInBnGroups_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {38, 0, 0, 0, 2, 1, 1, 1, 2, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0};
/** Number of connected CNs for every column/BN in BG2 for rate = 1/3 */
static const uint8_t lut_numBnInBnGroups_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {18, 1, 0, 2, 1, 5, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/** Number of connected CNs for every column/BN in BG2 for rate = 2/3 */
static const uint8_t lut_numBnInBnGroups_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 3, 3, 5, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
// Start addresses for the bnProcBuf for each BN group
// BG1
/** Start address for every BN group within the BN processing buffer for BG1 rate = 1/3 */
static const uint32_t lut_startAddrBnGroups_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {0, 16128, 17664, 19584, 24192, 34944, 44160, 47616, 62976, 75648, 94080, 99072, 109824};
/** Start address for every BN group within the BN processing buffer for BG1 rate = 2/3 */
static const uint32_t lut_startAddrBnGroups_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R23] = {0, 3456, 4224, 9984, 14592, 28032, 46464, 50688};
/** Start address for every BN group within the BN processing buffer for BG1 rate = 8/9 */
static const uint32_t lut_startAddrBnGroups_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R89] = {0, 384, 2688, 26880, 28416};
/** Start address for every BN group within the LLR processing buffer for BG1 rate = 1/3 */
static const uint16_t lut_startAddrBnGroupsLlr_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {0, 16128, 16512, 16896, 17664, 19200, 20352, 20736, 22272, 23424, 24960, 25344, 25728};
/** Start address for every BN group within the LLR processing buffer for BG1 rate = 2/3 */
static const uint16_t lut_startAddrBnGroupsLlr_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R23] = {0, 3456, 3840, 5760, 6912, 9600, 12672, 13056};
/** Start address for every BN group within the LLR processing buffer for BG1 rate = 8/9 */
static const uint16_t lut_startAddrBnGroupsLlr_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R89] = {0, 384, 1536, 9600, 9984};
// BG2
/** Start address for every BN group within the BN processing buffer for BG2 rate = 1/5 */
static const uint32_t lut_startAddrBnGroups_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG2_R15] = {0, 14592, 18432, 20736, 23424, 26496, 33408, 37248, 41856, 46848, 52224, 58368, 66816};
/** Start address for every BN group within the BN processing buffer for BG2 rate = 1/3 */
static const uint32_t lut_startAddrBnGroups_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG2_R13] = {0, 6912, 7680, 10752, 12672, 24192, 26880, 29952, 34944, 40320};
/** Start address for every BN group within the BN processing buffer for BG2 rate = 2/3 */
static const uint32_t lut_startAddrBnGroups_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG2_R23] = {0, 1152, 3456, 9216, 13824, 17664};
/** Start address for every BN group within the LLR processing buffer for BG2 rate = 1/5 */
static const uint16_t lut_startAddrBnGroupsLlr_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG2_R15] = {0, 14592, 15360, 15744, 16128, 16512, 17280, 17664, 18048, 18432, 18816, 19200, 19584};
/** Start address for every BN group within the LLR processing buffer for BG2 rate = 1/3 */
static const uint16_t lut_startAddrBnGroupsLlr_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG2_R13] = {0, 6912, 7296, 8064, 8448, 10368, 10752, 11136, 11520, 11904};
/** Start address for every BN group within the LLR processing buffer for BG2 rate = 2/3 */
static const uint16_t lut_startAddrBnGroupsLlr_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG2_R23] = {0, 1152, 2304, 4224, 5376, 6144};
/** Vector of 32 '1' in int8 for application with AVX2 */
static const int8_t ones256_epi8[32] __attribute__ ((aligned(32))) = {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1};
/** Vector of 32 '0' in int8 for application with AVX2 */
static const int8_t zeros256_epi8[32] __attribute__ ((aligned(32))) = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
/** Vector of 32 '127' in int8 for application with AVX2 */
static const int8_t maxLLR256_epi8[32] __attribute__ ((aligned(32))) = {127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127};
#endif
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_init.h
+1 -1
View File
@@ -32,7 +32,7 @@
#define __NR_LDPC_INIT__H__
#include "nrLDPC_lut.h"
#include "nrLDPC_defs.h"
#include "nrLDPCdecoder_defs.h"
/**
\brief Initializes the decoder and sets correct LUTs
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_init_mem.h
-1
View File
@@ -32,7 +32,6 @@
#define __NR_LDPC_INIT_MEM__H__
#include <stdlib.h>
#include "nrLDPC_defs.h"
#include "nrLDPC_types.h"
#ifndef malloc32_clear
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_mPass.h
+3 -18
View File
@@ -32,7 +32,7 @@
#define __NR_LDPC_MPASS__H__
#include <string.h>
#include "nrLDPC_defs.h"
#include "nrLDPCdecoder_defs.h"
/**
\brief Circular memcpy
@@ -521,7 +521,6 @@ static inline void nrLDPC_cn2bnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<3; j++)
{
p_cnProcBufRes = &cnProcBufRes[lut_startAddrCnGroups[0] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[0]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG3[j][i] + lut_bnPosBnProcBuf_CNG3[j][i]*Z;
@@ -673,7 +672,6 @@ static inline void nrLDPC_cn2bnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<3; j++)
{
p_cnProcBufRes = &cnProcBufRes[lut_startAddrCnGroups[0] + j*bitOffsetInGroup];
nrLDPC_inv_circ_memcpy(&bnProcBuf[lut_startAddrBnProcBuf_CNG3[j][0]],p_cnProcBufRes,Z,lut_circShift_CNG3[j][0]);
}
@@ -867,7 +865,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<2; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[0] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[0]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG3[j][i] + lut_bnPosBnProcBuf_CNG3[j][i]*Z;
@@ -884,7 +881,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<3; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[1] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[1]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG4[j][i] + lut_bnPosBnProcBuf_CNG4[j][i]*Z;
@@ -901,7 +897,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<4; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[2] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[2]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG5[j][i] + lut_bnPosBnProcBuf_CNG5[j][i]*Z;
@@ -918,7 +913,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<5; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[3] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[3]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG6[j][i] + lut_bnPosBnProcBuf_CNG6[j][i]*Z;
@@ -931,7 +925,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
// CN group with 8 BNs
bitOffsetInGroup = lut_numCnInCnGroups_BG2_R15[4]*NR_LDPC_ZMAX;
for (j=0; j<8; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[4] + j*bitOffsetInGroup];
@@ -952,7 +945,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<10; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[5] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[5]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG10[j][i] + lut_bnPosBnProcBuf_CNG10[j][i]*Z;
@@ -962,6 +954,7 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
}
}
/**
\brief Copies the values in the BN processing results buffer to their corresponding place in the CN processing buffer for BG1.
\param p_lut Pointer to decoder LUTs
@@ -1019,10 +1012,9 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
bitOffsetInGroup = lut_numCnInCnGroups_BG1_R13[0]*NR_LDPC_ZMAX;
for (j=0; j<2; j++)
for (j=0;j<2; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[0] + j*bitOffsetInGroup];
nrLDPC_circ_memcpy(p_cnProcBuf, &bnProcBufRes[lut_startAddrBnProcBuf_CNG3[j][0]], Z, lut_circShift_CNG3[j][0]);
}
@@ -1034,7 +1026,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<3; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[1] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[1]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG4[j][i] + lut_bnPosBnProcBuf_CNG4[j][i]*Z;
@@ -1051,7 +1042,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<4; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[2] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[2]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG5[j][i] + lut_bnPosBnProcBuf_CNG5[j][i]*Z;
@@ -1068,7 +1058,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<5; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[3] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[3]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG6[j][i] + lut_bnPosBnProcBuf_CNG6[j][i]*Z;
@@ -1102,7 +1091,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<7; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[5] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[5]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG8[j][i] + lut_bnPosBnProcBuf_CNG8[j][i]*Z;
@@ -1119,7 +1107,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<8; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[6] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[6]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG9[j][i] + lut_bnPosBnProcBuf_CNG9[j][i]*Z;
@@ -1136,7 +1123,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<9; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[7] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[7]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG10[j][i] + lut_bnPosBnProcBuf_CNG10[j][i]*Z;
@@ -1153,7 +1139,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
for (j=0; j<19; j++)
{
p_cnProcBuf = &cnProcBuf[lut_startAddrCnGroups[8] + j*bitOffsetInGroup];
for (i=0; i<lut_numCnInCnGroups[8]; i++)
{
idxBn = lut_startAddrBnProcBuf_CNG19[j][i] + lut_bnPosBnProcBuf_CNG19[j][i]*Z;
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_types.h
+3 -2
View File
@@ -32,8 +32,7 @@
#define __NR_LDPC_TYPES__H__
#include "PHY/TOOLS/time_meas.h"
#include "nrLDPC_defs.h"
#include "nrLDPCdecoder_defs.h"
// ==============================================================================
// TYPES
@@ -103,4 +102,6 @@ typedef struct nrLDPC_procBuf {
int8_t* llrProcBuf; /**< LLR processing buffer */
} t_nrLDPC_procBuf;
#endif