diff options
Diffstat (limited to 'gcc/tree-vectorizer.h')
| -rw-r--r-- | gcc/tree-vectorizer.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/gcc/tree-vectorizer.h b/gcc/tree-vectorizer.h index 2cfb72a..31570d8 100644 --- a/gcc/tree-vectorizer.h +++ b/gcc/tree-vectorizer.h @@ -231,6 +231,8 @@ typedef struct _loop_vec_info : public vec_info { tree num_iters; /* Number of iterations of the original loop. */ tree num_iters_unchanged; + /* Condition under which this loop is analyzed and versioned. */ + tree num_iters_assumptions; /* Threshold of number of iterations below which vectorzation will not be performed. It is calculated from MIN_PROFITABLE_ITERS and @@ -343,6 +345,7 @@ typedef struct _loop_vec_info : public vec_info { prologue peeling retain total unchanged scalar loop iterations for cost model. */ #define LOOP_VINFO_NITERS_UNCHANGED(L) (L)->num_iters_unchanged +#define LOOP_VINFO_NITERS_ASSUMPTIONS(L) (L)->num_iters_assumptions #define LOOP_VINFO_COST_MODEL_THRESHOLD(L) (L)->th #define LOOP_VINFO_VECTORIZABLE_P(L) (L)->vectorizable #define LOOP_VINFO_VECT_FACTOR(L) (L)->vectorization_factor @@ -371,10 +374,16 @@ typedef struct _loop_vec_info : public vec_info { #define LOOP_VINFO_SCALAR_ITERATION_COST(L) (L)->scalar_cost_vec #define LOOP_VINFO_SINGLE_SCALAR_ITERATION_COST(L) (L)->single_scalar_iteration_cost -#define LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT(L) \ +#define LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT(L) \ ((L)->may_misalign_stmts.length () > 0) -#define LOOP_REQUIRES_VERSIONING_FOR_ALIAS(L) \ +#define LOOP_REQUIRES_VERSIONING_FOR_ALIAS(L) \ ((L)->may_alias_ddrs.length () > 0) +#define LOOP_REQUIRES_VERSIONING_FOR_NITERS(L) \ + (LOOP_VINFO_NITERS_ASSUMPTIONS (L)) +#define LOOP_REQUIRES_VERSIONING(L) \ + (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT (L) \ + || LOOP_REQUIRES_VERSIONING_FOR_ALIAS (L) \ + || LOOP_REQUIRES_VERSIONING_FOR_NITERS (L)) #define LOOP_VINFO_NITERS_KNOWN_P(L) \ (tree_fits_shwi_p ((L)->num_iters) && tree_to_shwi ((L)->num_iters) > 0) @@ -1177,5 +1186,6 @@ void vect_pattern_recog (vec_info *); unsigned vectorize_loops (void); void vect_destroy_datarefs (vec_info *); bool vect_stmt_in_region_p (vec_info *, gimple *); +void vect_free_loop_info_assumptions (struct loop *); #endif /* GCC_TREE_VECTORIZER_H */ |