167 lines
5.8 KiB
C
167 lines
5.8 KiB
C
/* { dg-do run } */
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/* { dg-require-effective-target sync_long_long_runtime } */
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/* { dg-options "-std=gnu99" } */
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/* { dg-additional-options "-march=pentium" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
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/* { dg-message "note: '__sync_fetch_and_nand' changed semantics in GCC 4.4" "fetch_and_nand" { target *-*-* } 0 } */
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/* { dg-message "note: '__sync_nand_and_fetch' changed semantics in GCC 4.4" "nand_and_fetch" { target *-*-* } 0 } */
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/* Test basic functionality of the intrinsics. The operations should
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not be optimized away if no one checks the return values. */
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/* Based on ia64-sync-[12].c, but 1) long on ARM is 32 bit so use long long
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(an explicit 64bit type maybe a better bet) and 2) Use values that cross
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the 32bit boundary and cause carries since the actual maths are done as
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pairs of 32 bit instructions. */
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/* Note: This file is #included by some of the ARM tests. */
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__extension__ typedef __SIZE_TYPE__ size_t;
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extern void abort (void);
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extern void *memcpy (void *, const void *, size_t);
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extern int memcmp (const void *, const void *, size_t);
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/* Temporary space where the work actually gets done. */
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static long long AL[24];
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/* Values copied into AL before we start. */
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static long long init_di[24] = { 0x100000002ll, 0x200000003ll, 0, 1,
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0x100000002ll, 0x100000002ll,
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0x100000002ll, 0x100000002ll,
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0, 0x1000e0de0000ll,
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42 , 0xc001c0de0000ll,
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-1ll, 0, 0xff00ff0000ll, -1ll,
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0, 0x1000e0de0000ll,
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42 , 0xc001c0de0000ll,
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-1ll, 0, 0xff00ff0000ll, -1ll};
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/* This is what should be in AL at the end. */
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static long long test_di[24] = { 0x1234567890ll, 0x1234567890ll, 1, 0,
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0x100000002ll, 0x100000002ll,
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0x100000002ll, 0x100000002ll,
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1, 0xc001c0de0000ll,
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20, 0x1000e0de0000ll,
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0x300000007ll , 0x500000009ll,
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0xf100ff0001ll, ~0xa00000007ll,
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1, 0xc001c0de0000ll,
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20, 0x1000e0de0000ll,
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0x300000007ll , 0x500000009ll,
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0xf100ff0001ll, ~0xa00000007ll };
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/* First check they work in terms of what they do to memory. */
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static void
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do_noret_di (void)
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{
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__sync_val_compare_and_swap (AL+0, 0x100000002ll, 0x1234567890ll);
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__sync_bool_compare_and_swap (AL+1, 0x200000003ll, 0x1234567890ll);
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__sync_lock_test_and_set (AL+2, 1);
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__sync_lock_release (AL+3);
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/* The following tests should not change the value since the
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original does NOT match. */
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__sync_val_compare_and_swap (AL+4, 0x000000002ll, 0x1234567890ll);
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__sync_val_compare_and_swap (AL+5, 0x100000000ll, 0x1234567890ll);
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__sync_bool_compare_and_swap (AL+6, 0x000000002ll, 0x1234567890ll);
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__sync_bool_compare_and_swap (AL+7, 0x100000000ll, 0x1234567890ll);
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__sync_fetch_and_add (AL+8, 1);
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__sync_fetch_and_add (AL+9, 0xb000e0000000ll); /* + to both halves & carry. */
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__sync_fetch_and_sub (AL+10, 22);
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__sync_fetch_and_sub (AL+11, 0xb000e0000000ll);
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__sync_fetch_and_and (AL+12, 0x300000007ll);
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__sync_fetch_and_or (AL+13, 0x500000009ll);
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__sync_fetch_and_xor (AL+14, 0xe00000001ll);
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__sync_fetch_and_nand (AL+15, 0xa00000007ll);
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/* These should be the same as the fetch_and_* cases except for
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return value. */
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__sync_add_and_fetch (AL+16, 1);
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/* add to both halves & carry. */
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__sync_add_and_fetch (AL+17, 0xb000e0000000ll);
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__sync_sub_and_fetch (AL+18, 22);
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__sync_sub_and_fetch (AL+19, 0xb000e0000000ll);
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__sync_and_and_fetch (AL+20, 0x300000007ll);
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__sync_or_and_fetch (AL+21, 0x500000009ll);
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__sync_xor_and_fetch (AL+22, 0xe00000001ll);
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__sync_nand_and_fetch (AL+23, 0xa00000007ll);
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}
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/* Now check return values. */
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static void
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do_ret_di (void)
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{
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if (__sync_val_compare_and_swap (AL+0, 0x100000002ll, 0x1234567890ll) !=
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0x100000002ll) abort ();
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if (__sync_bool_compare_and_swap (AL+1, 0x200000003ll, 0x1234567890ll) !=
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1) abort ();
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if (__sync_lock_test_and_set (AL+2, 1) != 0) abort ();
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__sync_lock_release (AL+3); /* no return value, but keep to match results. */
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/* The following tests should not change the value since the
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original does NOT match. */
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if (__sync_val_compare_and_swap (AL+4, 0x000000002ll, 0x1234567890ll) !=
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0x100000002ll) abort ();
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if (__sync_val_compare_and_swap (AL+5, 0x100000000ll, 0x1234567890ll) !=
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0x100000002ll) abort ();
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if (__sync_bool_compare_and_swap (AL+6, 0x000000002ll, 0x1234567890ll) !=
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0) abort ();
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if (__sync_bool_compare_and_swap (AL+7, 0x100000000ll, 0x1234567890ll) !=
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0) abort ();
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if (__sync_fetch_and_add (AL+8, 1) != 0) abort ();
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if (__sync_fetch_and_add (AL+9, 0xb000e0000000ll) != 0x1000e0de0000ll) abort ();
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if (__sync_fetch_and_sub (AL+10, 22) != 42) abort ();
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if (__sync_fetch_and_sub (AL+11, 0xb000e0000000ll) != 0xc001c0de0000ll)
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abort ();
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if (__sync_fetch_and_and (AL+12, 0x300000007ll) != -1ll) abort ();
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if (__sync_fetch_and_or (AL+13, 0x500000009ll) != 0) abort ();
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if (__sync_fetch_and_xor (AL+14, 0xe00000001ll) != 0xff00ff0000ll) abort ();
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if (__sync_fetch_and_nand (AL+15, 0xa00000007ll) != -1ll) abort ();
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/* These should be the same as the fetch_and_* cases except for
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return value. */
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if (__sync_add_and_fetch (AL+16, 1) != 1) abort ();
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if (__sync_add_and_fetch (AL+17, 0xb000e0000000ll) != 0xc001c0de0000ll)
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abort ();
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if (__sync_sub_and_fetch (AL+18, 22) != 20) abort ();
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if (__sync_sub_and_fetch (AL+19, 0xb000e0000000ll) != 0x1000e0de0000ll)
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abort ();
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if (__sync_and_and_fetch (AL+20, 0x300000007ll) != 0x300000007ll) abort ();
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if (__sync_or_and_fetch (AL+21, 0x500000009ll) != 0x500000009ll) abort ();
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if (__sync_xor_and_fetch (AL+22, 0xe00000001ll) != 0xf100ff0001ll) abort ();
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if (__sync_nand_and_fetch (AL+23, 0xa00000007ll) != ~0xa00000007ll) abort ();
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}
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int main ()
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{
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memcpy (AL, init_di, sizeof (init_di));
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do_noret_di ();
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if (memcmp (AL, test_di, sizeof (test_di)))
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abort ();
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memcpy (AL, init_di, sizeof (init_di));
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do_ret_di ();
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if (memcmp (AL, test_di, sizeof (test_di)))
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abort ();
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return 0;
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}
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