head     56.3;
access   paws bayes jws quist brad dew jwh;
symbols  ;
locks    ; strict;
comment  @# @;


56.3
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desc
@Base file for PWS 3.2 release.

@


56.3
log
@
pws2rcs automatic delta on Wed Jan 27 13:14:25 MST 1993
@
text
@			  nosyms

******************************************************************************
*                          driver assembly routines                          *
******************************************************************************

*
* PASCAL interface text
*
		mname   drvasm

 src    module drvasm;
 src
 src      import
 src        sysglobals;
 src
 src      export
 src        function test_and_toggle(var semaphore: boolean): boolean;
 src        procedure eor(correction_byte: char; bufptr: charptr);
 src        function shifted_left(value: integer; n: shortint): integer;
 src        function shifted_right(value: integer; n: shortint): integer;
 src        function mod_power_of_2(value: integer; n: shortint): integer;
 src
 src    end; {drvasm}


*
* def's
*
		def     drvasm_drvasm
		def     drvasm_test_and_toggle
		def     drvasm_eor
		def     drvasm_shifted_left
		def     drvasm_shifted_right
		def     drvasm_mod_power_of_2


*
* module intialization routine
*
drvasm_drvasm   rts


*
* test and toggle  -  semaphore manipulation function
*
drvasm_test_and_toggle equ *
		movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the var parameter address
		bchg    #0,(a1)         test and toggle the semaphore
		sne     d0              remember the previous state
		neg.b   d0              form a legal PASCAL boolean
		move.b  d0,(sp)         set the return variable
		jmp     (a0)            return

		page
*
* exclusive or  -  error correction procedure
*
drvasm_eor      movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the bufptr
		move.b  (sp)+,d0        pop the correction character
		eor.b   d0,(a1)         do it to it
		jmp     (a0)            return


*
* shift left n places
*
drvasm_shifted_left equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asl.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* shift right n places
*
drvasm_shifted_right equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asr.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* take a mod power of 2
*
drvasm_mod_power_of_2 equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop n
		moveq   #-1,d0          start with all ones
		asl.l   d1,d0           shift in n zeros
		not.l   d0              invert the sense
		and.l   (sp)+,d0        pop and mask the operand
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return

		end


@


56.2
log
@
pws2rcs automatic delta on Wed Jan 27 11:57:27 MST 1993
@
text
@d1 106
@


56.1
log
@Automatic bump of revision number for PWS version 3.25
@
text
@a0 106
			  nosyms

******************************************************************************
*                          driver assembly routines                          *
******************************************************************************

*
* PASCAL interface text
*
		mname   drvasm

 src    module drvasm;
 src
 src      import
 src        sysglobals;
 src
 src      export
 src        function test_and_toggle(var semaphore: boolean): boolean;
 src        procedure eor(correction_byte: char; bufptr: charptr);
 src        function shifted_left(value: integer; n: shortint): integer;
 src        function shifted_right(value: integer; n: shortint): integer;
 src        function mod_power_of_2(value: integer; n: shortint): integer;
 src
 src    end; {drvasm}


*
* def's
*
		def     drvasm_drvasm
		def     drvasm_test_and_toggle
		def     drvasm_eor
		def     drvasm_shifted_left
		def     drvasm_shifted_right
		def     drvasm_mod_power_of_2


*
* module intialization routine
*
drvasm_drvasm   rts


*
* test and toggle  -  semaphore manipulation function
*
drvasm_test_and_toggle equ *
		movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the var parameter address
		bchg    #0,(a1)         test and toggle the semaphore
		sne     d0              remember the previous state
		neg.b   d0              form a legal PASCAL boolean
		move.b  d0,(sp)         set the return variable
		jmp     (a0)            return

		page
*
* exclusive or  -  error correction procedure
*
drvasm_eor      movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the bufptr
		move.b  (sp)+,d0        pop the correction character
		eor.b   d0,(a1)         do it to it
		jmp     (a0)            return


*
* shift left n places
*
drvasm_shifted_left equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asl.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* shift right n places
*
drvasm_shifted_right equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asr.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* take a mod power of 2
*
drvasm_mod_power_of_2 equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop n
		moveq   #-1,d0          start with all ones
		asl.l   d1,d0           shift in n zeros
		not.l   d0              invert the sense
		and.l   (sp)+,d0        pop and mask the operand
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return

		end


@


55.1
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54.3
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pws2rcs automatic delta on Wed Aug 21 12:27:56 MDT 1991
@
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54.2
log
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pws2rcs automatic delta on Wed Aug 21 09:35:48 MDT 1991
@
text
@d1 106
@


54.1
log
@Automatic bump of revision number for PWS version 3.24
@
text
@a0 106
			  nosyms

******************************************************************************
*                          driver assembly routines                          *
******************************************************************************

*
* PASCAL interface text
*
		mname   drvasm

 src    module drvasm;
 src
 src      import
 src        sysglobals;
 src
 src      export
 src        function test_and_toggle(var semaphore: boolean): boolean;
 src        procedure eor(correction_byte: char; bufptr: charptr);
 src        function shifted_left(value: integer; n: shortint): integer;
 src        function shifted_right(value: integer; n: shortint): integer;
 src        function mod_power_of_2(value: integer; n: shortint): integer;
 src
 src    end; {drvasm}


*
* def's
*
		def     drvasm_drvasm
		def     drvasm_test_and_toggle
		def     drvasm_eor
		def     drvasm_shifted_left
		def     drvasm_shifted_right
		def     drvasm_mod_power_of_2


*
* module intialization routine
*
drvasm_drvasm   rts


*
* test and toggle  -  semaphore manipulation function
*
drvasm_test_and_toggle equ *
		movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the var parameter address
		bchg    #0,(a1)         test and toggle the semaphore
		sne     d0              remember the previous state
		neg.b   d0              form a legal PASCAL boolean
		move.b  d0,(sp)         set the return variable
		jmp     (a0)            return

		page
*
* exclusive or  -  error correction procedure
*
drvasm_eor      movea.l (sp)+,a0        pop the return address
		movea.l (sp)+,a1        pop the bufptr
		move.b  (sp)+,d0        pop the correction character
		eor.b   d0,(a1)         do it to it
		jmp     (a0)            return


*
* shift left n places
*
drvasm_shifted_left equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asl.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* shift right n places
*
drvasm_shifted_right equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop the shift count
		move.l  (sp)+,d0        pop the operand
		asr.l   d1,d0           do it to it
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return


*
* take a mod power of 2
*
drvasm_mod_power_of_2 equ *
		movea.l (sp)+,a0        pop the return address
		move    (sp)+,d1        pop n
		moveq   #-1,d0          start with all ones
		asl.l   d1,d0           shift in n zeros
		not.l   d0              invert the sense
		and.l   (sp)+,d0        pop and mask the operand
		move.l  d0,(sp)         set the return value
		jmp     (a0)            return

		end


@


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