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Annotation of xinu/sys/ovfloff.c, revision 1.1

1.1     ! root        1: /* ovfloff.c -- ovfloff */
        !             2: 
        !             3: #include <kernel.h>
        !             4: 
        !             5: /*------------------------------------------------------------------------
        !             6:  * ovfloff -- turn off checking for integer overflow
        !             7:  *------------------------------------------------------------------------
        !             8:  */
        !             9: 
        !            10: SYSCALL ovfloff()
        !            11: {
        !            12:        asm ("movpsl    r0");           /* return old psl value, clear saved*/
        !            13:        asm ("bicl2     $0x20, 4(fp)"); /* psl int overflow enable bit (on  */
        !            14: }                                      /* stack frame). New psl popped by  */
        !            15:                                        /* ret)                             */

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