SETB_EXPSTATE — Set Bit of 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
SETB_EXPSTATE 000011100001000 0000
bitindex 43210

Assembler Syntax

SETB_EXPSTATE bitindex (0..31)

C Syntax

#include <xtensa/tie/xt_ioports.h>

extern void SETB_EXPSTATE(immediate bitindex);

Description

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

SETB_EXPSTATE sets a single bit of the 32-bit exported state EXPSTATE while not changing the value of any other bit of that state. The bit to be set is specified by the 5-bit immediate operand bitindex.

Operation

EXPSTATE ← EXPSTATE | (32'b1 << bitindex)

Exceptions

  • EveryInst Group
  • Implementation Pipeline

    In Out
    EXPSTATE Estage EXPSTATE Estage

    Protos that use SETB_EXPSTATE

    proto SETB_EXPSTATE { in immediate bitindex }{}{
    SETB_EXPSTATE bitindex + 0;
    }