1987-01-07 17:13:41 +00:00
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#include "sys.h"
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1987-05-14 17:45:41 +00:00
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EINVAL = 026
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.define _signal
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.extern _errno
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1987-01-07 17:13:41 +00:00
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1987-05-14 17:45:41 +00:00
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NSIGNALS = 024
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1987-01-07 17:13:41 +00:00
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tvect:
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1987-05-14 17:45:41 +00:00
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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jsr r0,1f
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1987-01-07 17:13:41 +00:00
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1:
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mov r1,-(sp)
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mov r2,-(sp)
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mov r3,-(sp)
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mov r4,-(sp)
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sub $tvect+4,r0
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asr r0
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mov r0,-(sp)
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asr (sp)
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jsr pc,*dvect(r0)
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tst (sp)+
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mov (sp)+,r4
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mov (sp)+,r3
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mov (sp)+,r2
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mov (sp)+,r1
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mov (sp)+,r0
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rtt
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_signal:
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mov r5,-(sp)
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mov sp,r5
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mov 4(r5),r1
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cmp r1,$NSIGNALS
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bhis 2f
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mov 6(r5),r0
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mov r1,0f+2
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asl r1
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mov dvect(r1),-(sp)
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mov r0,dvect(r1)
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mov r0,0f+4
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beq 1f
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bit $1,r0
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bne 1f
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asl r1
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add $tvect,r1
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mov r1,0f+4
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1:
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1987-05-14 17:45:41 +00:00
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sys indir; .data2 0f
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bcs 3f
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1987-01-07 17:13:41 +00:00
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bit $1,r0
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beq 1f
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mov r0,(sp)
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1:
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mov (sp)+,r0
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mov (sp)+,r5
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rts pc
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2:
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1987-05-14 17:45:41 +00:00
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mov $EINVAL,r0
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1987-01-07 17:13:41 +00:00
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3:
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mov r0,_errno
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mov $-1,r0
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mov (sp)+,r5
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rts pc
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1987-05-14 17:45:41 +00:00
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.sect .data
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1987-01-07 17:13:41 +00:00
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0:
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1987-05-14 17:45:41 +00:00
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sys signal
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.data2 0, 0
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.sect .bss
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dvect: .space [NSIGNALS*2]
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