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Annotation of xinu/sys/piint.s, revision 1.1.1.1

1.1       root        1: |  as68 routine for interrupt programming
                      2: .text
                      3: .globl _piint
                      4: 
                      5: _piint: movel a0,sp@-          | save C scratch regs
                      6:        movel a1,sp@-
                      7:        movel d0,sp@-
                      8:        movel d1,sp@-           | (or use movem for better performance)
                      9:        jsr _lpoin              | C will save other regs on entry to routine
                     10:        movel sp@+,d1
                     11:        movel sp@+,d0
                     12:        movel sp@+,a1
                     13:        movel sp@+,a0
                     14:        rte                     | return from interrupt

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