555 lines
11 KiB
C
555 lines
11 KiB
C
/* Test __atomic routines for existence and proper execution on 1 byte
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values with each valid memory model. */
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/* { dg-do run } */
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/* { dg-require-effective-target sync_char_short } */
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/* Test the execution of the __atomic_*OP builtin routines for a char. */
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extern void abort(void);
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char v, count, res;
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const char init = ~0;
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/* The fetch_op routines return the original value before the operation. */
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void
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test_fetch_add ()
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{
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v = 0;
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count = 1;
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if (__atomic_fetch_add (&v, count, __ATOMIC_RELAXED) != 0)
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abort ();
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if (__atomic_fetch_add (&v, 1, __ATOMIC_CONSUME) != 1)
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abort ();
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if (__atomic_fetch_add (&v, count, __ATOMIC_ACQUIRE) != 2)
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abort ();
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if (__atomic_fetch_add (&v, 1, __ATOMIC_RELEASE) != 3)
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abort ();
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if (__atomic_fetch_add (&v, count, __ATOMIC_ACQ_REL) != 4)
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abort ();
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if (__atomic_fetch_add (&v, 1, __ATOMIC_SEQ_CST) != 5)
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abort ();
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}
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void
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test_fetch_sub()
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{
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v = res = 20;
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count = 0;
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if (__atomic_fetch_sub (&v, count + 1, __ATOMIC_RELAXED) != res--)
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abort ();
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if (__atomic_fetch_sub (&v, 1, __ATOMIC_CONSUME) != res--)
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abort ();
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if (__atomic_fetch_sub (&v, count + 1, __ATOMIC_ACQUIRE) != res--)
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abort ();
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if (__atomic_fetch_sub (&v, 1, __ATOMIC_RELEASE) != res--)
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abort ();
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if (__atomic_fetch_sub (&v, count + 1, __ATOMIC_ACQ_REL) != res--)
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abort ();
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if (__atomic_fetch_sub (&v, 1, __ATOMIC_SEQ_CST) != res--)
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abort ();
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}
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void
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test_fetch_and ()
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{
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v = init;
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if (__atomic_fetch_and (&v, 0, __ATOMIC_RELAXED) != init)
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abort ();
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if (__atomic_fetch_and (&v, init, __ATOMIC_CONSUME) != 0)
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abort ();
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if (__atomic_fetch_and (&v, 0, __ATOMIC_ACQUIRE) != 0)
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abort ();
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v = ~v;
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if (__atomic_fetch_and (&v, init, __ATOMIC_RELEASE) != init)
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abort ();
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if (__atomic_fetch_and (&v, 0, __ATOMIC_ACQ_REL) != init)
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abort ();
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if (__atomic_fetch_and (&v, 0, __ATOMIC_SEQ_CST) != 0)
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abort ();
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}
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void
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test_fetch_nand ()
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{
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v = init;
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if (__atomic_fetch_nand (&v, 0, __ATOMIC_RELAXED) != init)
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abort ();
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if (__atomic_fetch_nand (&v, init, __ATOMIC_CONSUME) != init)
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abort ();
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if (__atomic_fetch_nand (&v, 0, __ATOMIC_ACQUIRE) != 0 )
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abort ();
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if (__atomic_fetch_nand (&v, init, __ATOMIC_RELEASE) != init)
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abort ();
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if (__atomic_fetch_nand (&v, init, __ATOMIC_ACQ_REL) != 0)
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abort ();
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if (__atomic_fetch_nand (&v, 0, __ATOMIC_SEQ_CST) != init)
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abort ();
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}
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void
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test_fetch_xor ()
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{
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v = init;
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count = 0;
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if (__atomic_fetch_xor (&v, count, __ATOMIC_RELAXED) != init)
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abort ();
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if (__atomic_fetch_xor (&v, ~count, __ATOMIC_CONSUME) != init)
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abort ();
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if (__atomic_fetch_xor (&v, 0, __ATOMIC_ACQUIRE) != 0)
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abort ();
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if (__atomic_fetch_xor (&v, ~count, __ATOMIC_RELEASE) != 0)
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abort ();
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if (__atomic_fetch_xor (&v, 0, __ATOMIC_ACQ_REL) != init)
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abort ();
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if (__atomic_fetch_xor (&v, ~count, __ATOMIC_SEQ_CST) != init)
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abort ();
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}
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void
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test_fetch_or ()
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{
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v = 0;
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count = 1;
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if (__atomic_fetch_or (&v, count, __ATOMIC_RELAXED) != 0)
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abort ();
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count *= 2;
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if (__atomic_fetch_or (&v, 2, __ATOMIC_CONSUME) != 1)
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abort ();
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count *= 2;
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if (__atomic_fetch_or (&v, count, __ATOMIC_ACQUIRE) != 3)
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abort ();
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count *= 2;
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if (__atomic_fetch_or (&v, 8, __ATOMIC_RELEASE) != 7)
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abort ();
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count *= 2;
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if (__atomic_fetch_or (&v, count, __ATOMIC_ACQ_REL) != 15)
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abort ();
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count *= 2;
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if (__atomic_fetch_or (&v, count, __ATOMIC_SEQ_CST) != 31)
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abort ();
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}
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/* The OP_fetch routines return the new value after the operation. */
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void
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test_add_fetch ()
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{
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v = 0;
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count = 1;
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if (__atomic_add_fetch (&v, count, __ATOMIC_RELAXED) != 1)
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abort ();
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if (__atomic_add_fetch (&v, 1, __ATOMIC_CONSUME) != 2)
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abort ();
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if (__atomic_add_fetch (&v, count, __ATOMIC_ACQUIRE) != 3)
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abort ();
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if (__atomic_add_fetch (&v, 1, __ATOMIC_RELEASE) != 4)
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abort ();
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if (__atomic_add_fetch (&v, count, __ATOMIC_ACQ_REL) != 5)
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abort ();
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if (__atomic_add_fetch (&v, count, __ATOMIC_SEQ_CST) != 6)
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abort ();
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}
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void
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test_sub_fetch ()
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{
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v = res = 20;
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count = 0;
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if (__atomic_sub_fetch (&v, count + 1, __ATOMIC_RELAXED) != --res)
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abort ();
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if (__atomic_sub_fetch (&v, 1, __ATOMIC_CONSUME) != --res)
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abort ();
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if (__atomic_sub_fetch (&v, count + 1, __ATOMIC_ACQUIRE) != --res)
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abort ();
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if (__atomic_sub_fetch (&v, 1, __ATOMIC_RELEASE) != --res)
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abort ();
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if (__atomic_sub_fetch (&v, count + 1, __ATOMIC_ACQ_REL) != --res)
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abort ();
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if (__atomic_sub_fetch (&v, count + 1, __ATOMIC_SEQ_CST) != --res)
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abort ();
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}
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void
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test_and_fetch ()
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{
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v = init;
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if (__atomic_and_fetch (&v, 0, __ATOMIC_RELAXED) != 0)
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abort ();
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v = init;
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if (__atomic_and_fetch (&v, init, __ATOMIC_CONSUME) != init)
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abort ();
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if (__atomic_and_fetch (&v, 0, __ATOMIC_ACQUIRE) != 0)
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abort ();
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v = ~v;
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if (__atomic_and_fetch (&v, init, __ATOMIC_RELEASE) != init)
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abort ();
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if (__atomic_and_fetch (&v, 0, __ATOMIC_ACQ_REL) != 0)
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abort ();
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v = ~v;
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if (__atomic_and_fetch (&v, 0, __ATOMIC_SEQ_CST) != 0)
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abort ();
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}
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void
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test_nand_fetch ()
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{
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v = init;
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if (__atomic_nand_fetch (&v, 0, __ATOMIC_RELAXED) != init)
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abort ();
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if (__atomic_nand_fetch (&v, init, __ATOMIC_CONSUME) != 0)
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abort ();
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if (__atomic_nand_fetch (&v, 0, __ATOMIC_ACQUIRE) != init)
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abort ();
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if (__atomic_nand_fetch (&v, init, __ATOMIC_RELEASE) != 0)
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abort ();
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if (__atomic_nand_fetch (&v, init, __ATOMIC_ACQ_REL) != init)
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abort ();
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if (__atomic_nand_fetch (&v, 0, __ATOMIC_SEQ_CST) != init)
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abort ();
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}
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void
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test_xor_fetch ()
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{
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v = init;
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count = 0;
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if (__atomic_xor_fetch (&v, count, __ATOMIC_RELAXED) != init)
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abort ();
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if (__atomic_xor_fetch (&v, ~count, __ATOMIC_CONSUME) != 0)
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abort ();
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if (__atomic_xor_fetch (&v, 0, __ATOMIC_ACQUIRE) != 0)
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abort ();
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if (__atomic_xor_fetch (&v, ~count, __ATOMIC_RELEASE) != init)
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abort ();
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if (__atomic_xor_fetch (&v, 0, __ATOMIC_ACQ_REL) != init)
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abort ();
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if (__atomic_xor_fetch (&v, ~count, __ATOMIC_SEQ_CST) != 0)
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abort ();
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}
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void
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test_or_fetch ()
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{
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v = 0;
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count = 1;
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if (__atomic_or_fetch (&v, count, __ATOMIC_RELAXED) != 1)
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abort ();
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count *= 2;
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if (__atomic_or_fetch (&v, 2, __ATOMIC_CONSUME) != 3)
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abort ();
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count *= 2;
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if (__atomic_or_fetch (&v, count, __ATOMIC_ACQUIRE) != 7)
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abort ();
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count *= 2;
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if (__atomic_or_fetch (&v, 8, __ATOMIC_RELEASE) != 15)
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abort ();
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count *= 2;
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if (__atomic_or_fetch (&v, count, __ATOMIC_ACQ_REL) != 31)
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abort ();
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count *= 2;
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if (__atomic_or_fetch (&v, count, __ATOMIC_SEQ_CST) != 63)
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abort ();
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}
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/* Test the OP routines with a result which isn't used. Use both variations
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within each function. */
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void
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test_add ()
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{
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v = 0;
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count = 1;
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__atomic_add_fetch (&v, count, __ATOMIC_RELAXED);
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if (v != 1)
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abort ();
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__atomic_fetch_add (&v, count, __ATOMIC_CONSUME);
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if (v != 2)
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abort ();
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__atomic_add_fetch (&v, 1 , __ATOMIC_ACQUIRE);
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if (v != 3)
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abort ();
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__atomic_fetch_add (&v, 1, __ATOMIC_RELEASE);
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if (v != 4)
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abort ();
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__atomic_add_fetch (&v, count, __ATOMIC_ACQ_REL);
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if (v != 5)
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abort ();
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__atomic_fetch_add (&v, count, __ATOMIC_SEQ_CST);
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if (v != 6)
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abort ();
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}
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void
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test_sub()
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{
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v = res = 20;
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count = 0;
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__atomic_sub_fetch (&v, count + 1, __ATOMIC_RELAXED);
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if (v != --res)
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abort ();
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__atomic_fetch_sub (&v, count + 1, __ATOMIC_CONSUME);
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if (v != --res)
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abort ();
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__atomic_sub_fetch (&v, 1, __ATOMIC_ACQUIRE);
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if (v != --res)
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abort ();
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__atomic_fetch_sub (&v, 1, __ATOMIC_RELEASE);
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if (v != --res)
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abort ();
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__atomic_sub_fetch (&v, count + 1, __ATOMIC_ACQ_REL);
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if (v != --res)
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abort ();
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__atomic_fetch_sub (&v, count + 1, __ATOMIC_SEQ_CST);
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if (v != --res)
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abort ();
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}
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void
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test_and ()
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{
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v = init;
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__atomic_and_fetch (&v, 0, __ATOMIC_RELAXED);
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if (v != 0)
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abort ();
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v = init;
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__atomic_fetch_and (&v, init, __ATOMIC_CONSUME);
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if (v != init)
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abort ();
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__atomic_and_fetch (&v, 0, __ATOMIC_ACQUIRE);
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if (v != 0)
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abort ();
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v = ~v;
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__atomic_fetch_and (&v, init, __ATOMIC_RELEASE);
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if (v != init)
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abort ();
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__atomic_and_fetch (&v, 0, __ATOMIC_ACQ_REL);
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if (v != 0)
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abort ();
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v = ~v;
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__atomic_fetch_and (&v, 0, __ATOMIC_SEQ_CST);
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if (v != 0)
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abort ();
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}
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void
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test_nand ()
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{
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v = init;
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__atomic_fetch_nand (&v, 0, __ATOMIC_RELAXED);
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if (v != init)
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abort ();
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__atomic_fetch_nand (&v, init, __ATOMIC_CONSUME);
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if (v != 0)
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abort ();
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__atomic_nand_fetch (&v, 0, __ATOMIC_ACQUIRE);
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if (v != init)
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abort ();
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__atomic_nand_fetch (&v, init, __ATOMIC_RELEASE);
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if (v != 0)
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abort ();
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__atomic_fetch_nand (&v, init, __ATOMIC_ACQ_REL);
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if (v != init)
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abort ();
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__atomic_nand_fetch (&v, 0, __ATOMIC_SEQ_CST);
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if (v != init)
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abort ();
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}
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void
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test_xor ()
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{
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v = init;
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count = 0;
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__atomic_xor_fetch (&v, count, __ATOMIC_RELAXED);
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if (v != init)
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abort ();
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__atomic_fetch_xor (&v, ~count, __ATOMIC_CONSUME);
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if (v != 0)
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abort ();
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__atomic_xor_fetch (&v, 0, __ATOMIC_ACQUIRE);
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if (v != 0)
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abort ();
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__atomic_fetch_xor (&v, ~count, __ATOMIC_RELEASE);
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if (v != init)
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abort ();
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__atomic_fetch_xor (&v, 0, __ATOMIC_ACQ_REL);
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if (v != init)
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abort ();
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__atomic_xor_fetch (&v, ~count, __ATOMIC_SEQ_CST);
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if (v != 0)
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abort ();
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}
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void
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test_or ()
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{
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v = 0;
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count = 1;
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__atomic_or_fetch (&v, count, __ATOMIC_RELAXED);
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if (v != 1)
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abort ();
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count *= 2;
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__atomic_fetch_or (&v, count, __ATOMIC_CONSUME);
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if (v != 3)
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abort ();
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count *= 2;
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__atomic_or_fetch (&v, 4, __ATOMIC_ACQUIRE);
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if (v != 7)
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abort ();
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count *= 2;
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__atomic_fetch_or (&v, 8, __ATOMIC_RELEASE);
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if (v != 15)
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abort ();
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count *= 2;
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__atomic_or_fetch (&v, count, __ATOMIC_ACQ_REL);
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if (v != 31)
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abort ();
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count *= 2;
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__atomic_fetch_or (&v, count, __ATOMIC_SEQ_CST);
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if (v != 63)
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abort ();
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}
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main ()
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{
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test_fetch_add ();
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test_fetch_sub ();
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test_fetch_and ();
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test_fetch_nand ();
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test_fetch_xor ();
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test_fetch_or ();
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test_add_fetch ();
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test_sub_fetch ();
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test_and_fetch ();
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test_nand_fetch ();
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test_xor_fetch ();
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test_or_fetch ();
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test_add ();
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test_sub ();
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test_and ();
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test_nand ();
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test_xor ();
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test_or ();
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return 0;
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}
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