diff options
Diffstat (limited to 'gcc/target.def')
| -rw-r--r-- | gcc/target.def | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/target.def b/gcc/target.def index 523ae7e..000dd11 100644 --- a/gcc/target.def +++ b/gcc/target.def @@ -6979,6 +6979,16 @@ HOOK_VECTOR_END (shrink_wrap) #undef HOOK_PREFIX #define HOOK_PREFIX "TARGET_" +DEFHOOK +(avoid_store_forwarding_p, + "Given a list of stores and a load instruction that reads from the location\n\ +of the stores, this hook decides if it's profitable to emit additional code\n\ +to avoid a potential store forwarding stall. The additional instructions\n\ +needed, the sequence cost and additional relevant information is given in\n\ +the arguments so that the target can make an informed decision.", + bool, (vec<store_fwd_info>, rtx, int, bool), + default_avoid_store_forwarding_p) + /* Determine the type of unwind info to emit for debugging. */ DEFHOOK (debug_unwind_info, |