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/*

 *  $Id: asmfault.S,v 1.2 2001-09-27 11:59:59 chris Exp $

 */

/*

 * asmfault.s

 * Last change : 31. 1.95

 */

        .text

        .globl  _faultHndlEntry

        .text

_faultHndlEntry :

          /* Raise priority. */

        ldconst 0x1F0000, r4

        ldconst 0xFFFFFFFF, r5

        modpc   r4, r4, r5

          /* Where to keep state of the faulted code. */

        ldconst _faultBuffer, r3

          /* Save global registers. */

        stq     g0, 64+0(r3)

        stq     g4, 64+16(r3)

        stq     g8, 64+32(r3)

        stt     g12, 64+48(r3)

          /* Faulted code's fp (g15) is our pfp. */

        st      pfp, 64+60(r3)

          /* Make sure locals are in stack. */

        flushreg

          /* g3 = & previosFrame[0] */

        andnot  0xF, pfp, g3

          /* Save local registers of faulted procedure. */

        ldq     0(g3), r4

        stq     r4, 0(r3)

        ldq     16(g3), r4

        stq     r4, 16(r3)

        ldq     32(g3), r4

        stq     r4, 32(r3)

        ldq     48(g3), r4

        stq     r4, 48(r3)

          /* To handling. */

        mov     fp, g0

        mov     r3, g1

        callx   _faultTblHandler

          /* This point will never be reached ... */

/* End of file */