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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 */