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mod: refactor PHY multiplications

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HHI
2025-04-25 14:47:59 +02:00
committed by Laurent THOMAS
parent 4da30019be
commit f470ea5946
29 changed files with 1070 additions and 2407 deletions
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openair1/PHY/LTE_ESTIMATION/lte_sync_timefreq.c
+14 -66
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@@ -55,9 +55,7 @@ void lte_sync_timefreq(PHY_VARS_UE *ue,int band,unsigned int DL_freq)
int32_t *rxp;
int16_t *sp;
simde__m128i *sp2 = NULL;
simde__m128i s;
int re,re256;
simde__m128i mmtmp00, mmtmp01, mmtmp02, mmtmp10, mmtmp11, mmtmp12;
int maxcorr[3],minamp,pos=0,pssind;
int16_t *pss6144_0 = NULL, *pss6144_1 = NULL, *pss6144_2 = NULL;
@@ -129,26 +127,11 @@ void lte_sync_timefreq(PHY_VARS_UE *ue,int band,unsigned int DL_freq)
re256=32;
for (re = 0; re<256/4; re++) { // loop over 256 points of upsampled PSS
// printf("f %d, re %d\n",f,re);
s = sp2[re];
mmtmp00 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp01 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp02 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
s = simde_mm_shufflelo_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_shufflehi_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_sign_epi16(s, *(simde__m128i *)&conjugate[0]);
mmtmp10 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp11 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp12 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
autocorr0[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp00, mmtmp10), simde_mm_unpackhi_epi32(mmtmp00, mmtmp10));
autocorr1[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp01, mmtmp11), simde_mm_unpackhi_epi32(mmtmp01, mmtmp11));
autocorr2[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp02, mmtmp12), simde_mm_unpackhi_epi32(mmtmp02, mmtmp12));
simde__m128i s = sp2[re];
autocorr0[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_0)[re], s, 15);
autocorr1[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_1)[re], s, 15);
autocorr2[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_2)[re], s, 15);
re256 = (re256+1)&0x3f;
}
} else { // Split around DC, this is the negative frequencies
@@ -188,29 +171,11 @@ void lte_sync_timefreq(PHY_VARS_UE *ue,int band,unsigned int DL_freq)
re256 = 32;
for (re = 0; re<(-f+3)/4; re++) { // loop over 256 points of upsampled PSS
s = sp2[re];
/* printf("re %d, %p\n",re,&sp2[re]);
print_shorts("s",&s);
print_shorts("pss",&((simde__m128i*)pss6144_0)[re]);*/
mmtmp00 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp01 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp02 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
s = simde_mm_shufflelo_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_shufflehi_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_sign_epi16(s, *(simde__m128i *)&conjugate[0]);
mmtmp10 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp11 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp12 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
autocorr0[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp00, mmtmp10), simde_mm_unpackhi_epi32(mmtmp00, mmtmp10));
autocorr1[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp01, mmtmp11), simde_mm_unpackhi_epi32(mmtmp01, mmtmp11));
autocorr2[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp02, mmtmp12), simde_mm_unpackhi_epi32(mmtmp02, mmtmp12));
simde__m128i s = sp2[re];
autocorr0[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_0)[re], s, 15);
autocorr1[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_1)[re], s, 15);
autocorr2[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_2)[re], s, 15);
re256 = (re256+1)&0x3f;
}
@@ -246,27 +211,10 @@ void lte_sync_timefreq(PHY_VARS_UE *ue,int band,unsigned int DL_freq)
}
for (re = 0; re<(256+f)/4; re++) { // loop over 256 points of upsampled PSS
s = sp2[re];
/* printf("re %d %p\n",re,&sp2[re]);
print_shorts("s",&s);
print_shorts("pss",&((simde__m128i*)pss6144_0)[re]);*/
mmtmp00 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp01 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp02 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
s = simde_mm_shufflelo_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_shufflehi_epi16(s, SIMDE_MM_SHUFFLE(2, 3, 0, 1));
s = simde_mm_sign_epi16(s, *(simde__m128i *)&conjugate[0]);
mmtmp10 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_0)[re], s), 15);
mmtmp11 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_1)[re], s), 15);
mmtmp12 = simde_mm_srai_epi32(simde_mm_madd_epi16(((simde__m128i *)pss6144_2)[re], s), 15);
autocorr0[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp00, mmtmp10), simde_mm_unpackhi_epi32(mmtmp00, mmtmp10));
autocorr1[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp01, mmtmp11), simde_mm_unpackhi_epi32(mmtmp01, mmtmp11));
autocorr2[re256] =
simde_mm_packs_epi32(simde_mm_unpacklo_epi32(mmtmp02, mmtmp12), simde_mm_unpackhi_epi32(mmtmp02, mmtmp12));
simde__m128i s = sp2[re];
autocorr0[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_0)[re], s, 15);
autocorr1[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_1)[re], s, 15);
autocorr2[re256] = oai_mm_cpx_mult_conjb(((simde__m128i *)pss6144_2)[re], s, 15);
re256 = (re256+1)&0x3f;
}