AE_VLES16C — 16-bit conditional bit stream store for variable-length encode

Instruction Word

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_VLES16C 011101111110 00000100
s 3210

Assembler Syntax

AE_VLES16C a0..15(ars)

C Syntax

#include <xtensa/tie/xt_hifi2.h>

extern void AE_VLES16C(unsigned short * a /*inout*/);

Description

AE_VLES16C is a 16-bit conditional bit stream store for variable-length encode. 16 bits are stored to the bit stream pointed to by (a+2) if doing so is needed to maintain the invariant that fewer than 16 bits are buffered in AE_BITHEAD and a is advanced by 2.

Implementation Pipeline

In Out
AE_BITPTR Mstage, AE_BITHEAD Mstage, AE_NEXTOFFSET Mstage, AE_BITSUSED Mstage, ars Estage AE_BITPTR Mstage, AE_BITHEAD Mstage, ars Mstage

Protos that use AE_VLES16C

proto AE_VLES16C { inout uint16 * a }{}{
AE_VLES16C a;
}