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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [s390/] [pr24624.c] - Rev 327
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/* This used to ICE due to a backend problem on s390. */ /* { dg-do compile } */ /* { dg-options "-O1 -mpacked-stack" } */ typedef unsigned int __u32; typedef struct { volatile int counter; } __attribute__ ((aligned (4))) atomic_t; static __inline__ __attribute__ ((always_inline)) void atomic_inc (volatile atomic_t * v) { ( { typeof (v->counter) old_val, new_val; __asm__ __volatile__ ( " l %0,0(%3)\n" "0: lr %1,%0\n" " ar %1,%4\n" " cs %0,%1,0(%3)\n" " jl 0b": "=&d" (old_val), "=&d" (new_val), "=m" (((atomic_t *) (v))->counter): "a" (v), "d" (1), "m" (((atomic_t *) (v))->counter): "cc", "memory"); }); } extern unsigned long volatile __attribute__ ((section (".data"))) jiffies; struct inet_peer { unsigned long dtime; atomic_t refcnt; }; static volatile int peer_total; int inet_peer_threshold = 65536 + 128; int inet_peer_minttl = 120 * 100; int inet_peer_maxttl = 10 * 60 * 100; static int cleanup_once (unsigned long ttl) { struct inet_peer *p; if (p != ((void *) 0)) { if ((( { 1;} ) && ((long) (jiffies) - (long) (p->dtime + ttl) < 0))) { return -1; } atomic_inc (&p->refcnt); } } struct inet_peer * inet_getpeer (__u32 daddr, int create) { int i; int ttl; if (peer_total >= inet_peer_threshold) ttl = inet_peer_minttl; else ttl = inet_peer_maxttl - (inet_peer_maxttl - inet_peer_minttl) / 100 * peer_total / inet_peer_threshold * 100; for (i = 0; i < 30 && !cleanup_once (ttl); i++); }
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