gcc/testsuite/gcc.dg/ipa/ipacost-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fipa-cp -fipa-cp-clone -fdump-ipa-cp -fno-early-inlining -fno-ipa-sra -fdump-tree-optimized -fno-ipa-icf"  } */
   3 /* { dg-add-options bind_pic_locally } */
   4
   5 int array[100];
   6
   7 int t(int);
   8
   9 static int
  10 i_can_be_propagated_fully (int *a)
  11 {
  12   int i;
  13   for (i=0;i<50;i++)
  14   {
  15     t(a[i]);
  16     t(a[i+1]);
  17     t(a[i+2]);
  18     t(a[i+3]);
  19   }
  20 }
  21 static int
  22 i_can_be_propagated_fully2 (int *a)
  23 {
  24   i_can_be_propagated_fully (a);
  25   i_can_be_propagated_fully (a);
  26   i_can_be_propagated_fully (a);
  27 }
  28 static int
  29 i_can_not_be_propagated_fully (int *a)
  30 {
  31   int i;
  32   for (i=0;i<50;i++)
  33   {
  34     t(a[i]);
  35     t(a[i+1]);
  36     t(a[i+2]);
  37     t(a[i+3]);
  38   }
  39 }
  40 int
  41 i_can_not_be_propagated_fully2 (int *a)
  42 {
  43   int i;
  44   i_can_not_be_propagated_fully (a);
  45   for (i=0;i<50;i++)
  46   {
  47     t(a[i] + 1);
  48     t(a[i+1] + 1);
  49     t(a[i+2] + 1);
  50     t(a[i+3] + 1);
  51   }
  52   i_can_not_be_propagated_fully (a);
  53   for (i=0;i<50;i++)
  54   {
  55     t(a[i] + 2);
  56     t(a[i+1] + 2);
  57     t(a[i+2] + 2);
  58     t(a[i+3] + 2);
  59   }
  60   i_can_not_be_propagated_fully (a);
  61 }
  62 int
  63 main()
  64 {
  65   int i;
  66   i_can_be_propagated_fully2 (array);
  67   i_can_be_propagated_fully2 (array);
  68
  69   for (i = 0; i < 7; i++)
  70     i_can_not_be_propagated_fully2 (array);
  71   i_can_not_be_propagated_fully2 (array);
  72 }
  73
  74 /* { dg-final { scan-ipa-dump-times "Creating a specialized node of i_can_be_propagated_fully2" 1 "cp"  } } */
  75 /* { dg-final { scan-ipa-dump-times "Creating a specialized node of i_can_be_propagated_fully\[./\]" 1 "cp"  } } */
  76 /* { dg-final { scan-ipa-dump-not "Creating a specialized node of i_can_not_be_propagated_fully2" "cp"  } } */
  77 /* { dg-final { scan-ipa-dump-not "Creating a specialized node of i_can_not_be_propagated_fully/" "cp"  } } */
  78 /* { dg-final { scan-tree-dump-not "i_can_be_propagated_fully \\(" "optimized"  } } */
  79 /* { dg-final { scan-tree-dump-not "i_can_be_propagated_fully2 \\(" "optimized"  } } */