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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [atomic-noinline.c] - Rev 753
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/* Test generic __atomic routines for proper function calling. memory model. */ /* { dg-options "-w -fno-inline-atomics" } */ /* { dg-do run } */ /* { dg-additional-sources "atomic-noinline-aux.c" } */ /* Test that -fno-inline-atomics works as expected. atomic-generic-aux provide the expected routines which simply set the value of the first parameter to */ #include <stdlib.h> #include <stdbool.h> extern void abort(); short as,bs,cs; char ac,bc,cc; main () { ac = __atomic_exchange_n (&bc, cc, __ATOMIC_RELAXED); if (bc != 1) abort (); as = __atomic_load_n (&bs, __ATOMIC_SEQ_CST); if (bs != 1) abort (); __atomic_store_n (&ac, bc, __ATOMIC_RELAXED); if (ac != 1) abort (); __atomic_compare_exchange_n (&as, &bs, cs, 0, __ATOMIC_SEQ_CST, __ATOMIC_ACQUIRE); if (as != 1) abort (); ac = __atomic_fetch_add (&cc, 15, __ATOMIC_SEQ_CST); if (cc != 1) abort (); /* This should be translated to __atomic_fetch_add for the library */ as = __atomic_add_fetch (&cs, 10, __ATOMIC_RELAXED); if (cs != 1) abort (); /* The fake external function should return 10. */ if (__atomic_is_lock_free (4, 0) != 10) abort (); /* PR 51040 was caused by arithmetic code not patching up nand_fetch properly when used an an external function. Look for proper return value here. */ ac = 0x3C; bc = __atomic_nand_fetch (&ac, 0x0f, __ATOMIC_RELAXED); if (bc != ac) abort (); return 0; }
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