*DECK OSWAPIN 
          IDENT  OSWAPIN
          ENTRY  OSWAPIN
          EXT    OTIME
          SST 
*#
*1DC  OSWAPIN 
* 
*     1. PROC NAME           AUTHOR              DATE 
*        OSWAPIN             A. M. PRATT         76/04/20 
* 
*     2. FUNCTIONAL DESCRIPTION.
*        THIS ROUTINE MAKES AN -SFCALL- TO THE OPERATING SYSTEM 
*        REQUESTING THE SWAP-IN OF A CERTAIN APPLICATION. 
* 
*     3. METHOD USED. 
*          SET UP 
*          DO -SFCALL-
* 
*     4. ENTRY PARAMETERS.
*          A1 = ADDRESS OF -SFCALL- PARAMETER WORDS 
* 
*     5. EXIT PARAMETERS.  NONE 
* 
*     6. COMDECKS CALLED. 
*          INPARU  MACDEF  STATTAB
* 
*     7. ROUTINES CALLED. 
*          OTIME             GET SYSTEM RTIME 
*          SFCALL            SYS-CTL-PT CALL
*          XTRACE            TRACES CALLS 
* 
*     8. DAYFILE MESSAGES.  NONE
* 
*#
  
*CALL MACDEF
*CALL INPARU
  
 STAT1    IFEQ   STAT,1 
*CALL STATTAB 
 STAT1    ENDIF 
  
OSWAPIN   BSSZ   1
 DEBUG1   IFEQ   DEBUG,1
          SX6    A1 
          SA6    TEMP 
  
 STAT2    IFEQ   STAT,1 
          SA1    STIMEP      PARAMETER BLOCK FOR CALLING OTIME
          RJ     OTIME       GET RTIME VALUE BEFORE CALL
 STAT2    ENDIF 
  
          SX1    XOSWAP 
          RJ     XTRACE 
          SA1    TEMP 
          SA1    X1 
 DEBUG1   ELSE
  
 STAT3    IFEQ   STAT,1 
          SX6    A1          SAVE ADDRESS OF PARAMETER BLOCK IN TEMP
          SA6    TEMP 
          SA1    STIMEP      PARAMETER BLOCK FOR CALLING OTIME
          RJ     OTIME       GET RTIME VALUE BEFORE CALL
          SA1    TEMP        RESTORE ADDRESS OF PARAMETER BLOCK IN A1 
          SA1    X1 
 STAT3    ENDIF 
  
 DEBUG1   ENDIF 
          SA1    X1                GET ADDRESS OF CALL PARAMETER
          SA4    SWAPIN 
          MX3    -6 
          BX1    X3*X1
          BX6    X4+X1
          SA6    A1 
          SFCALL A1 
  
 STAT4    IFEQ   STAT,1 
          SA1    ETIMEP      PARAMETER BLOCK FOR CALLING OTIME
          RJ     OTIME       GET RTIME VALUE AFTER CALL 
          SA1    STIME       STARTING RTIME VALUE 
          MX0    24D         MASK FOR RTIME MILLESECOND VALUE 
          BX1    -X0*X1      CLEAR SECONDS FIELD
          SA2    ETIME       ENDING RTIME VALUE 
          BX2    -X0*X2      CLEAR SECONDS FIELD
          IX6    X2-X1       ELAPSED TIME FOR SWAPIN
          SA1    ST$LSI      LARGEST TIME SPENT IN OSWAPIN
          IX5    X1-X6       DETERMINE IF LATEST TIME INTERVAL IS LARGER
          PL     X5,OSW01    IF PREVIOUS TIME INTERVAL WAS LARGER 
          SA6    ST$LSI      SAVE NEW LARGEST TIME INTERVAL 
 OSW01    SA3    ST$TSI      PREVIOUS CUMULATIVE VALUE
          IX6    X3+X6       NEW CUMULATIVE VALUE 
          SA6    ST$TSI 
          MX6    -1          (X6)=-1
          SA1    ST$NSI      INCREMENT TOTAL NUMBER OF CALLS TO OSWAPIN 
          IX6    X1-X6       (X6)=(X1)+1
          SA6    ST$NSI 
 STAT4    ENDIF 
  
          EQ     OSWAPIN
  
          EXT    XTRACE 
 SWAPIN   VFD    60/SF.SWPI 
 XOSWAP   DATA   L*SWAPI* 
 TEMP     BSS    1
  
 STAT5    IFEQ   STAT,1 
          EXT    OTIME
 STIMEP   VFD    60D/STIME
 ETIMEP   VFD    60D/ETIME
 STIME    BSS    1           START TIME FOR COMPARING SWAPIN TIME DELAY 
 ETIME    BSS    1           END TIME FOR COMPARING SWAPIN TIME DELAY 
 STAT5    ENDIF 
  
          END