| /* { dg-options "-O2 -fdump-tree-optimized -fdump-ipa-profile-optimized" } */ |
| int a[1000]; |
| int b[1000]; |
| int size=1; |
| int max=10000; |
| int |
| main() |
| { |
| int i; |
| for (i=0;i<max; i++) |
| { |
| __builtin_memcpy (a, b, size * sizeof (a[0])); |
| asm(""); |
| } |
| return 0; |
| } |
| /* autofdo doesn't support value profiling for now: */ |
| /* { dg-final-use-not-autofdo { scan-ipa-dump "Transformation done: single value 4 stringop" "profile"} } */ |
| /* Really this ought to simplify into assignment, but we are not there yet. */ |
| /* a[0] = b[0] is what we fold the resulting memcpy into. */ |
| /* { dg-final-use-not-autofdo { scan-tree-dump " = MEM.*&b" "optimized"} } */ |
| /* { dg-final-use-not-autofdo { scan-tree-dump "MEM.*&a\\\] = " "optimized"} } */ |
