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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [tm/] [memopt-12.c] - Blame information for rev 706

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Line No. Rev Author Line
1 689 jeremybenn
/* { dg-do compile } */
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/* { dg-options "-fgnu-tm -O -fdump-tree-tmmark" } */
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extern int test(void) __attribute__((transaction_safe));
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extern void *malloc (__SIZE_TYPE__) __attribute__((malloc,transaction_safe));
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struct large { int foo[500]; };
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int f()
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{
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  int *p1, *p2, *p3;
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  p1 = malloc (sizeof (*p1)*5000);
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  __transaction_atomic {
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    *p1 = 0;
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    p2 = malloc (sizeof (*p2)*6000);
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    *p2 = 1;
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    /* p3 = PHI (p1, p2) */
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    if (test())
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      p3 = p1;
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    else
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      p3 = p2;
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    /* Since both p1 and p2 are thread-private, we can inherit the
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       logging already done.  No ITM_W* instrumentation necessary.  */
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    *p3 = 555;
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  }
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  return p3[something()];
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}
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/* { dg-final { scan-tree-dump-times "ITM_WU" 0 "tmmark" } } */
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/* { dg-final { cleanup-tree-dump "tmmark" } } */

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