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OpenXG
OpenXG-RAN
Commits
e92c8278
Commit
e92c8278
authored
Oct 03, 2023
by
Quency Lin
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fix: SISO 128 SIMDe due to rebase to 2023.w39
parent
cdcb4035
Changes
1
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1 changed file
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10 additions
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19 deletions
+10
-19
openair1/PHY/NR_TRANSPORT/nr_ulsch_llr_computation.c
openair1/PHY/NR_TRANSPORT/nr_ulsch_llr_computation.c
+10
-19
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openair1/PHY/NR_TRANSPORT/nr_ulsch_llr_computation.c
View file @
e92c8278
...
...
@@ -38,7 +38,7 @@
#ifdef __aarch64__
#define USE_128BIT
#endif
#define USE_128BIT
//----------------------------------------------------------------------------------------------
// QPSK
...
...
@@ -71,10 +71,8 @@ void nr_ulsch_16qam_llr(int32_t *rxdataF_comp,
simde__m128i
*
ch_mag
;
simde__m128i
*
ulsch_llr_128
=
(
simde__m128i
*
)
ulsch_llr
;
int
i
;
int
nb_rb
=
nb_re
/
NR_NB_SC_PER_RB
;
int
off
=
((
nb_rb
&
1
)
==
1
)
?
4
:
0
;
ch_mag
=
(
simde__m128i
*
)
&
ul_ch_mag
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
ch_mag
=
(
simde__m128i
*
)
ul_ch_mag
;
nb_re
>>=
2
;
// length in quad words (4 REs)
nb_re
+=
((
nb_re
&
3
)
==
0
?
0
:
1
);
...
...
@@ -129,14 +127,10 @@ void nr_ulsch_64qam_llr(int32_t *rxdataF_comp,
uint8_t
symbol
)
{
#ifdef USE_128BIT
int
nb_rb
=
nb_re
/
NR_NB_SC_PER_RB
;
int
off
=
((
nb_rb
&
1
)
==
1
)
?
4
:
0
;
simde__m128i
*
rxF
=
(
simde__m128i
*
)
rxdataF_comp
;
simde__m128i
*
ch_mag
,
*
ch_magb
;
simde__m128i
*
ch_mag
=
(
simde__m128i
*
)
ul_ch_mag
;
simde__m128i
*
ch_magb
=
(
simde__m128i
*
)
ul_ch_magb
;
int
i
;
ch_mag
=
(
simde__m128i
*
)
&
ul_ch_mag
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))];
ch_magb
=
(
simde__m128i
*
)
&
ul_ch_magb
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))];
nb_re
=
nb_re
>>
2
;
// length in 128-bit words (4 REs)
nb_re
+=
((
nb_re
&
3
)
==
0
?
0
:
1
);
...
...
@@ -223,15 +217,12 @@ void nr_ulsch_256qam_llr(int32_t *rxdataF_comp,
uint8_t
symbol
)
{
#ifdef USE_128BIT
int
off
=
((
nb_rb
&
1
)
==
1
)
?
4
:
0
;
simde__m128i
*
rxF
=
(
simde__m128i
*
)
rxdataF_comp
;
simde__m128i
*
ch_mag
,
*
ch_magb
,
*
ch_magc
;
simde__m128i
*
llr128
=
(
simde__m128i
*
)
ulsch_llr
;
ch_mag
=
(
simde__m128i
*
)
&
ul_ch_mag
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
ch_magb
=
(
simde__m128i
*
)
&
ul_ch_magb
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
ch_magc
=
(
simde__m128i
*
)
&
ul_ch_magc
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
simde__m128i
*
ch_mag
=
(
simde__m128i
*
)
ul_ch_mag
;
simde__m128i
*
ch_magb
=
(
simde__m128i
*
)
ul_ch_magb
;
simde__m128i
*
ch_magc
=
(
simde__m128i
*
)
ul_ch_magc
;
int
len_mod4
=
nb_re
&
3
;
int
nb_re128
=
nb_re
>>
2
;
// length in 128-bit words (4 REs)
...
...
@@ -264,9 +255,9 @@ void nr_ulsch_256qam_llr(int32_t *rxdataF_comp,
simde__m64
*
llr64
=
(
simde__m64
*
)
llr128
;
simde__m64
xmm0
,
xmm1
,
xmm2
;
simde__m64
*
rxF
=
(
simde__m64
*
)
rxdataF_comp
;
simde__m64
*
ch_mag
=
(
simde__m64
*
)
&
ul_ch_mag
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
simde__m64
*
ch_magb
=
(
simde__m64
*
)
&
ul_ch_magb
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
simde__m64
*
ch_magc
=
(
simde__m64
*
)
&
ul_ch_magc
[(
symbol
*
(
off
+
(
nb_rb
*
12
)))]
;
simde__m64
*
ch_mag
=
(
simde__m64
*
)
ul_ch_mag
;
simde__m64
*
ch_magb
=
(
simde__m64
*
)
ul_ch_magb
;
simde__m64
*
ch_magc
=
(
simde__m64
*
)
ul_ch_magc
;
xmm0
=
simde_mm_abs_pi16
(
rxF
[
last_2_re
]);
// registers of even index in xmm0-> |y_R|, registers of odd index in xmm0-> |y_I|
xmm0
=
simde_mm_subs_pi16
(
ch_mag
[
last_2_re
],
xmm0
);
// registers of even index in xmm0-> |y_R|-|h|^2, registers of odd index in xmm0-> |y_I|-|h|^2
...
...
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