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AVX512 modifications for LDPC encoding: interleaving, ZC384 BG1, output formatting for encoder, segmentation (memcpy)

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Raymond Knopp
2025-05-13 14:08:33 +00:00
committed by Romain Beurdouche
parent c07bfe6db5
commit 8964fdb6a2
8 changed files with 523 additions and 157 deletions
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openair1/PHY/CODING/nrLDPC_encoder/ldpc_encoder.c
+7 -1
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@@ -114,7 +114,13 @@ int LDPCencoder(unsigned char **inputArray, unsigned char **outputArray, encoder
fprintf(fd,"#include \"PHY/sse_intrin.h\"\n");
fprintf(fd2,"#include \"PHY/sse_intrin.h\"\n");
if (gen_code == 1 && (Zc&31)==0) {
if (gen_code == 1 && (Zc&63)==0) {
shift=6;
mask=63;
strcpy(data_type,"__m512i");
strcpy(xor_command,"_mm512_xor_si512");
}
else if (gen_code == 1 && (Zc&31)==0) {
shift=5; // AVX2 - 256-bit SIMD
mask=31;
strcpy(data_type,"simde__m256i");