RUR.EXPSTATE — Read State EXPSTATE

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
RUR.EXPSTATE 11100011 111001100000
r 3210

Assembler Syntax

RUR.EXPSTATE ar

C Syntax

#include <xtensa/tie/xt_ioports.h>

extern unsigned RUR_EXPSTATE(void);

Description

(please consult the Xtensa ® Instruction Set Architecture Reference Manual for any cross references and additional information)

RUR.EXPSTATE reads the 32-bit value of the exported state EXPSTATE and writes it to address register ar.

Operation

AR[r] ← EXPSTATE

Exceptions

  • EveryInstR Group
  • Implementation Pipeline

    In Out
    EXPSTATE Estage arr Estage

    Protos that use RUR.EXPSTATE

    proto RUR.EXPSTATE { out uint32 v }{}{
    RUR.EXPSTATE v;
    }