diff options
Diffstat (limited to 'gcc/tree-ssa-sccvn.h')
| -rw-r--r-- | gcc/tree-ssa-sccvn.h | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/gcc/tree-ssa-sccvn.h b/gcc/tree-ssa-sccvn.h index 314cf8f8c9b..923be193163 100644 --- a/gcc/tree-ssa-sccvn.h +++ b/gcc/tree-ssa-sccvn.h @@ -104,7 +104,30 @@ typedef struct vn_constant_s hashval_t hashcode; tree constant; } *vn_constant_t; - + +/* Hash the constant CONSTANT with distinguishing type incompatible + constants in the types_compatible_p sense. */ + +static inline hashval_t +vn_hash_constant_with_type (tree constant) +{ + tree type = TREE_TYPE (constant); + return (iterative_hash_expr (constant, 0) + + INTEGRAL_TYPE_P (type) + + (INTEGRAL_TYPE_P (type) + ? TYPE_PRECISION (type) + TYPE_UNSIGNED (type) : 0)); +} + +/* Compare the constants C1 and C2 with distinguishing type incompatible + constants in the types_compatible_p sense. */ + +static inline bool +vn_constant_eq_with_type (tree c1, tree c2) +{ + return (expressions_equal_p (c1, c2) + && types_compatible_p (TREE_TYPE (c1), TREE_TYPE (c2))); +} + typedef struct vn_ssa_aux { /* Value number. This may be an SSA name or a constant. */ @@ -138,16 +161,20 @@ typedef struct vn_ssa_aux /* Return the value numbering info for an SSA_NAME. */ extern vn_ssa_aux_t VN_INFO (tree); extern vn_ssa_aux_t VN_INFO_GET (tree); +tree vn_get_expr_for (tree); bool run_scc_vn (bool); void free_scc_vn (void); tree vn_nary_op_lookup (tree, vn_nary_op_t *); +tree vn_nary_op_lookup_stmt (gimple, vn_nary_op_t *); tree vn_nary_op_lookup_pieces (unsigned int, enum tree_code, tree, tree, tree, tree, tree, vn_nary_op_t *); vn_nary_op_t vn_nary_op_insert (tree, tree); +vn_nary_op_t vn_nary_op_insert_stmt (gimple, tree); vn_nary_op_t vn_nary_op_insert_pieces (unsigned int, enum tree_code, tree, tree, tree, tree, tree, tree, unsigned int); +void copy_reference_ops_from_call (gimple, VEC(vn_reference_op_s, heap) **); tree vn_reference_lookup_pieces (VEC (tree, gc) *, VEC (vn_reference_op_s, heap) *, vn_reference_t *); @@ -166,6 +193,6 @@ unsigned int get_next_value_id (void); unsigned int get_constant_value_id (tree); unsigned int get_or_alloc_constant_value_id (tree); bool value_id_constant_p (unsigned int); -VEC (tree, gc) *shared_vuses_from_stmt (tree); -VEC (tree, gc) *copy_vuses_from_stmt (tree); +VEC (tree, gc) *shared_vuses_from_stmt (gimple); +VEC (tree, gc) *copy_vuses_from_stmt (gimple); #endif /* TREE_SSA_SCCVN_H */ |