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From-SVN: r66079
This commit is contained in:
H.J. Lu 2003-04-25 15:55:18 -07:00
parent d3a0b002e1
commit 01475329b3
1 changed files with 21 additions and 0 deletions
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21
gcc/testsuite/gcc.dg/ia64-sync-4.c Normal file
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/* { dg-do compile { target ia64-*-* } } */
/* { dg-options "-O2 -finline-functions" } */
/* Test inlining __sync_bool_compare_and_swap_di. */
#include <stdbool.h>
#include <ia64intrin.h>
static bool
compare_and_swap(long *addr, long old, long new_val)
{
return __sync_bool_compare_and_swap_di(addr, old, new_val);
}
void
foo (long *address)
{
long he_address = *address & ~1;
while (!compare_and_swap(address, he_address, he_address | 1))
he_address = *address & ~1;
}