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Annotation of 42BSD/lib/libc/vax/gen/alloca.s, revision 1.1.1.1

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:        subl2   4(ap),sp        /* crude allocation */
                      8:        movl    16(fp),r1       /* pc */
                      9:        movq    8(fp),ap        /* new (old) ap and fp */
                     10:        bicl2   $3,sp           /* 4-byte align */
                     11:        addl2   $7*4,sp         /* reuse space of mscp */
                     12:        movl    sp,r0           /* return value */
                     13:        jmp     (r1)            /* funny return */

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