Справочник Пользователя для Mitsubishi Electronics QCPU

7-69

SUM(P),DSUM(P)

1

2

3

4

6

6

7

8

7

.5 Data pr

ocessing

 instructions

7

.5.2 16-b

it and 

32-bit data 

checks (SU

M

(P),DSU

M

(P))

16-bit and 32-bit data checks (SUM(P),DSUM(P))

SUM(P),DSUM(P)

Function

From the 16-bit data in the device designated by 

, stores the total number of bits where 1 

is set, in the device designated by 

.

From the 32-bit data in the device designated by 

, stores the total number of bits where 1 

is set, in the device designated by 

.

:  Head number of the devices where the total number of bits of "1" is counted (BIN 16/32 bits)

:  Head number of the devices where the total number of the bits will be stored (BIN 16/32 bits)

Setting 

Data

Internal Devices 

R, ZR

J

\

U

\G

Zn

Constants

K, H

Other

Bit

Word

Bit

Word

––

––

––

Command

Command

P

S

D

S

D

SUM, DSUM

SUMP, DSUMP

indicates an instruction symbol of SUM/DSUM.

S

D

S

D

S

D

b15

b8

1 1 0 0 1 0 1 1 0 0 1 1 0 0 0 1

b0

b7

b15

b8

0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0

b0

b7

Total number of bits where 1 is set

Stores the total number of bits where 1 is set in BIN.
(There are 8 bits where 1 is set in the example.)

S

D

S

D

S

D

1 0 0 1 1 1 0 0 1 0 1 0 0 1 1 1

b15

b8

0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0

b0

b7

Total number of bits where 1 is set

Stores the total number of bits where 1 is set in BIN.
(There are 16 bits where 1 is set in the example.)

0 0 0 1 0 0 0 0 1 1 1 1 0 1 1 0

b31

b16b15

b0

S

+1