AE_SLASQ56 — 56-bit arithmetic bidirectional shift left by shift amount 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_SLASQ56 1000000000011001 10110110
ae_fld_shift_d 3210
ae_fld_shift_d0 3210

Slot
ae_slot2_0
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_SLASQ5611101010 0110
ae_fld_shift_d 3210
ae_fld_shift_d0 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_SLASQ56 00100100 1100 0100
ae_fld_shift_d 3210
ae_fld_shift_d0 3210

Assembler Syntax

AE_SLASQ56 aed0..15(ae_shift_d), aed0..15(ae_shift_d0)

C Syntax

#include <xtensa/tie/xt_hifi2.h>

extern ae_q56s AE_SLASQ56(ae_q56s d0);

Description

AE_SLASQ56 is a 56-bit bidirectional arithmetic left shift of bits [55:0] of AE_DR register d0 by shift amount register AE_SAR, with result sign extended to 64-bits and placed in d.

Implementation Pipeline

In Out
AE_SAR Estage, ae_shift_d0 Mstage ae_shift_d Mstage

Protos that use AE_SLASQ56

proto AE_SLASQ56 { out ae_q56s d, in ae_q56s d0 }{}{
AE_SLASQ56 d, d0;
}
proto AE_SLLSQ56 { out ae_q56s d, in ae_q56s d0 }{}{
AE_SLASQ56 d, d0;
}