Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-prof/stringop-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-options "-O2 -fdump-tree-optimized -fdump-ipa-profile" } */ 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"} } */