diff options
Diffstat (limited to 'gcc/tree-vectorizer.h')
| -rw-r--r-- | gcc/tree-vectorizer.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/tree-vectorizer.h b/gcc/tree-vectorizer.h index 72eed98..9b41995 100644 --- a/gcc/tree-vectorizer.h +++ b/gcc/tree-vectorizer.h @@ -1419,6 +1419,21 @@ public: read back using the functions below. */ virtual void finish_cost (); + /* The costs in THIS and OTHER both describe ways of vectorizing + a main loop. Return true if the costs described by THIS are + cheaper than the costs described by OTHER. Return false if any + of the following are true: + + - THIS and OTHER are of equal cost + - OTHER is better than THIS + - we can't be sure about the relative costs of THIS and OTHER. */ + virtual bool better_main_loop_than_p (const vector_costs *other) const; + + /* Likewise, but the costs in THIS and OTHER both describe ways of + vectorizing an epilogue loop of MAIN_LOOP. */ + virtual bool better_epilogue_loop_than_p (const vector_costs *other, + loop_vec_info main_loop) const; + unsigned int prologue_cost () const; unsigned int body_cost () const; unsigned int epilogue_cost () const; @@ -1429,6 +1444,8 @@ protected: unsigned int); unsigned int adjust_cost_for_freq (stmt_vec_info, vect_cost_model_location, unsigned int); + int compare_inside_loop_cost (const vector_costs *) const; + int compare_outside_loop_cost (const vector_costs *) const; /* The region of code that we're considering vectorizing. */ vec_info *m_vinfo; |