AE_S32M.X — Store a 32-bit fractional values from the middle of an AE_DR register

Instruction Word

Slot
ae2_slot0
6
3
6
2
6
1
6
0
5
9
5
8
5
7
5
6
5
5
5
4
5
3
5
2
5
1
5
0
4
9
4
8
4
7
4
6
4
5
4
4
4
3
4
2
4
1
4
0
3
9
3
8
3
7
3
6
3
5
3
4
3
3
3
2
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
Format ae_format2 - 64 bit(s)0000 1110
AE_S32M.X 1000000000010001 0111
ae_fld_ls_v 3210
s 3210
t 3210

Slot
ae_slot0
6
3
6
2
6
1
6
0
5
9
5
8
5
7
5
6
5
5
5
4
5
3
5
2
5
1
5
0
4
9
4
8
4
7
4
6
4
5
4
4
4
3
4
2
4
1
4
0
3
9
3
8
3
7
3
6
3
5
3
4
3
3
3
2
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
Format ae_format - 64 bit(s) 1111
AE_S32M.X 10010010
ae_fld_ls_v 3210
s 3210
t 3210

Slot
Inst
6
3
6
2
6
1
6
0
5
9
5
8
5
7
5
6
5
5
5
4
5
3
5
2
5
1
5
0
4
9
4
8
4
7
4
6
4
5
4
4
4
3
4
2
4
1
4
0
3
9
3
8
3
7
3
6
3
5
3
4
3
3
3
2
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
Format x24 - 24 bit(s) 0
AE_S32M.X 11100110 0100
ae_fld_ls_v 3210
s 3210
t 3210

Slot
ae_slot0
6
3
6
2
6
1
6
0
5
9
5
8
5
7
5
6
5
5
5
4
5
3
5
2
5
1
5
0
4
9
4
8
4
7
4
6
4
5
4
4
4
3
4
2
4
1
4
0
3
9
3
8
3
7
3
6
3
5
3
4
3
3
3
2
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9876543210
Format ae_format1 - 64 bit(s)1 1110
AE_S32M.X 10010010
ae_fld_ls_v 3210
s 3210
t 3210

Assembler Syntax

AE_S32M.X aed0..15(ae_ls_v), a0..15(ars), a0..15(art)

C Syntax

#include <xtensa/tie/xt_hifi2.h>

extern void AE_S32M_X(ae_int64 d, ae_q32s * a, int off);

Description

AE_S32M.X is a 32-bit store to memory from the AE_DR register. It forms a virtual address by adding the contents of the address registers.

The store instruction writes a 32-bit value to this address, taken from the middle of the AE_DR register. p.

Note that this store operation is provided mainly to maintain compatibility with HiFi 2/EP.

Implementation Pipeline

In Out
ae_ls_v Mstage, ars Estage, art Estage

Protos that use AE_S32M.X

proto AE_S32M.X { in ae_int64 d, in ae_q32s * a, in int32 off }{}{
AE_S32M.X d, a, off;
}
proto AE_SQ32F.X { in ae_q56s d, in ae_q32s * a, in int32 off }{}{
AE_S32M.X d, a, off;
}
proto ae_q32s_storex { in ae_q32s d, in ae_q32s * a, in int32 off }{}{
AE_S32M.X d, a, off;
}