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Annotation of cci/usr/src/lib/libc/tahoe/gen/alloca.s, revision 1.1

1.1     ! root        1: /*     alloca.s        4.1     83/06/27        */
        !             2: /* like alloc, but automatic automatic free in return */
        !             3: 
        !             4: #include "DEFS.h"
        !             5: 
        !             6: ENTRY(alloca)
        !             7:        moval   (sp),r0         # current sp
        !             8:        subl2   4(fp),r0        # allocation size
        !             9:        andl2   $0xfffffffc,r0  # allignment
        !            10:        movl    -8(fp),r1       # old pc
        !            11:        movl    (fp),fp         # old fp
        !            12:        addl2   $4*4,r0         # reuse space of mscp
        !            13:        movl    r0,sp           # new sp
        !            14:        jmp     (r1)            # funny return

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