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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr28982b.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* Like pr28982a.c, but with the spill slots outside the range of
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   a single sp-based load on ARM.  This test tests for cases where
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   the addresses in the base and index reloads require further reloads.  */
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#if defined(STACK_SIZE) && STACK_SIZE <= 0x80100
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int main (void) { return 0; }
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#else
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#define NITER 4
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#define NVARS 20
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#define MULTI(X) \
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  X( 0), X( 1), X( 2), X( 3), X( 4), X( 5), X( 6), X( 7), X( 8), X( 9), \
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  X(10), X(11), X(12), X(13), X(14), X(15), X(16), X(17), X(18), X(19)
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#define DECLAREI(INDEX) inc##INDEX = incs[INDEX]
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#define DECLAREF(INDEX) *ptr##INDEX = ptrs[INDEX], result##INDEX = 0
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#define LOOP(INDEX) result##INDEX += *ptr##INDEX, ptr##INDEX += inc##INDEX
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#define COPYOUT(INDEX) results[INDEX] = result##INDEX
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float *ptrs[NVARS];
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float results[NVARS];
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int incs[NVARS];
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struct big { int i[0x10000]; };
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void __attribute__((noinline))
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bar (struct big b)
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{
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  incs[0] += b.i[0];
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}
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void __attribute__((noinline))
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foo (int n)
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{
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  struct big b = {};
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  int MULTI (DECLAREI);
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  float MULTI (DECLAREF);
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  while (n--)
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    MULTI (LOOP);
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  MULTI (COPYOUT);
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  bar (b);
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}
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float input[NITER * NVARS];
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int
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main (void)
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{
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  int i;
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  for (i = 0; i < NVARS; i++)
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    ptrs[i] = input + i, incs[i] = i;
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  for (i = 0; i < NITER * NVARS; i++)
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    input[i] = i;
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  foo (NITER);
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  for (i = 0; i < NVARS; i++)
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    if (results[i] != i * NITER * (NITER + 1) / 2)
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      return 1;
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  return 0;
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}
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#endif

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