RCA 70/46 - Page 40

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Program Interrupt

11.

9

Extract

Key,

Decimal

Code,

and

Privilege

Mode

bits

from

ISR

of

Initiated

State

12.

I

Store

Identity

of

Terminated

State

in IS R

of

Initiated

State

13.

I

Store

Weight

of

Interrupt

in

GR

No.

15

of

Initiated

State

(See

Note

4.)

14.

Supervisor

Call

Interrupt?

Yes

I

15.

Store

Call

in

ISR

of

State

in

No

which

the

Supervisor

call

was

executed

16.

Static

ize

and

Execute

instruction

specified

by

P

Counter

of

Initiated

State

Interrupt

Analys

is

Program

Figure

3.

Functional Logic

of

Automatic Interrupt (Cont'd)

31

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