#include "irnode.h"
-/**
- * The compute value operation.
- * This operation evaluates an IR node into a tarval if possible,
- * returning tarval_bad otherwise.
- */
-typedef tarval *(*computed_value_func)(ir_node *self);
-
-/**
- * The equivalent node operation.
- * This operation returns an equivalent node for the input node.
- * It does not create new nodes. It is therefore safe to free self
- * if the node returned is not self.
- * If a node returns a Tuple we can not just skip it. If the size of the
- * in array fits, we transform n into a tuple (e.g., possible for Div).
- */
-typedef ir_node *(*equivalent_node_func)(ir_node *self);
-
-/**
- * The transform node operation.
- * This operation tries several [inplace] [optimizing] transformations
- * and returns an equivalent node.
- * The difference to equivalent_node() is that these
- * transformations _do_ generate new nodes, and thus the old node must
- * not be freed even if the equivalent node isn't the old one.
- */
-typedef ir_node *(*transform_node_func)(ir_node *self);
-
-/**
- * The node attribute compare operation.
- * Compares the nodes attributes of two nodes of identical opcode
- * and returns 0 if the attributes are identical, 1 if they differ.
- */
-typedef int (*node_cmp_attr_func)(ir_node *a, ir_node *b);
-
-/**
- * The reassociation operation.
- * Called from a walker. Returns non-zero if
- * a reassociation rule was applied.
- * The pointer n is set to the newly created node, if some reassociation
- * was applied.
- */
-typedef int (*reassociate_func)(ir_node **n);
-
-/**
- * The copy attribute operation.
- * Copy the node attributes from a 'old' node to a 'new' one.
- */
-typedef void (*copy_attr_func)(const ir_node *old_node, ir_node *new_node);
-
-/**
- * The get_type operation.
- * Return the type of the node self.
- */
-typedef type *(*get_type_func)(ir_node *self);
-
-/**
- * The verify_node operation.
- * Return non-zero if the node verification is ok, else 0.
- * Depending on the node verification settings, may even assert.
- *
- * @see do_node_verification()
- */
-typedef int (*verify_node_func)(ir_node *self, ir_graph *irg);
-
-/**
- * The verify_node operation for Proj(X).
- * Return non-zero if the node verification is ok, else 0.
- * Depending on the node verification settings, may even assert.
- *
- * @see do_node_verification()
- */
-typedef int (*verify_proj_node_func)(ir_node *self, ir_node *proj);
-
/** The type of an ir_op. */
struct ir_op {
- opcode code; /**< the unique opcode of the op */
- ident *name; /**< the name of the op */
- size_t attr_size; /**< Space needed in memory for private attributes */
- op_pin_state op_pin_state_pinned; /**< How to deal with the node in cse, pre. */
- op_arity opar; /**< arity of operator. */
- int op_index; /**< the index of the first data operand, 0 for most cases, 1 for Div etc. */
- unsigned flags; /**< flags describing the behavior of the ir_op, a bitmaks of irop_flags */
-
- /* CallBacks */
- computed_value_func computed_value; /**< evaluates a node into a tarval if possible. */
- equivalent_node_func equivalent_node; /**< optimizes the node by returning an equivalent one. */
- transform_node_func transform_node; /**< optimizes the node by transforming it. */
- node_cmp_attr_func node_cmp_attr; /**< compares two node attributes. */
- reassociate_func reassociate; /**< reassociate a tree */
- copy_attr_func copy_attr; /**< copy node attributes */
- get_type_func get_type; /**< return the type of a node */
- verify_node_func verify_node; /**< verify the node */
- verify_proj_node_func verify_proj_node; /**< verify the Proj node */
+ opcode code; /**< The unique opcode of the op. */
+ ident *name; /**< The name of the op. */
+ size_t attr_size; /**< Space needed in memory for private attributes. */
+ op_pin_state op_pin_state_pinned; /**< How to deal with the node in CSE, PRE. */
+ op_arity opar; /**< The arity of operator. */
+ int op_index; /**< The index of the first data operand, 0 for most cases, 1 for Div etc. */
+ unsigned flags; /**< Flags describing the behavior of the ir_op, a bitmasks of irop_flags. */
+ void *tag; /**< Some custom pointer the op's creator can attach stuff to. */
+
+ ir_op_ops ops; /**< The operations of the this op. */
};
/**
/**
* Copies simply all attributes stored in the old node to the new node.
* Assumes both have the same opcode and sufficient size.
+ *
+ * @param old_node the old node from which the attributes are read
+ * @param new_node the new node to which the attributes are written
*/
void default_copy_attr(const ir_node *old_node, ir_node *new_node);
-/** Returns the attribute size of nodes of this opcode.
- @note Use not encouraged, internal feature. */
+/**
+ * Returns the attribute size of nodes of this opcode.
+ * @note Use not encouraged, internal feature.
+ */
static INLINE int get_op_attr_size (const ir_op *op) {
return op->attr_size;
}
-/** Returns non-zero if op is one of Start, End, Jmp, Cond, Return, Raise or Bad. */
+/**
+ * Returns non-zero if op is a control flow opcode,
+ * like Start, End, Jmp, Cond, Return, Raise or Bad.
+ */
static INLINE int is_cfopcode(const ir_op *op) {
return op->flags & irop_flag_cfopcode;
}
-/** Returns true if the operation manipulates interprocedural control flow:
- CallBegin, EndReg, EndExcept */
+/**
+ * Returns non-zero if the operation manipulates interprocedural control flow:
+ * CallBegin, EndReg, EndExcept
+ */
static INLINE int is_ip_cfopcode(const ir_op *op) {
return op->flags & irop_flag_ip_cfopcode;
}
-/* Returns non-zero if operation is commutative */
+/** Returns non-zero if operation is commutative */
static INLINE int is_op_commutative(const ir_op *op) {
return op->flags & irop_flag_commutative;
}
-/* Returns non-zero if operation is fragile */
+/** Returns non-zero if operation is fragile */
static INLINE int is_op_fragile(const ir_op *op) {
return op->flags & irop_flag_fragile;
}
-/* Returns non-zero if operation is forking control flow */
+/** Returns non-zero if operation is forking control flow */
static INLINE int is_op_forking(const ir_op *op) {
return op->flags & irop_flag_forking;
}
-/* Returns non-zero if operation is a high-level op */
+/** Returns non-zero if operation is a high-level op */
static INLINE int is_op_highlevel(const ir_op *op) {
return op->flags & irop_flag_highlevel;
}
-/* Returns non-zero if operation is a const-like op */
+/** Returns non-zero if operation is a const-like op */
static INLINE int is_op_constlike(const ir_op *op) {
return op->flags & irop_flag_constlike;
}
+/** Returns non-zero if operation is a keep-like op */
+static INLINE int is_op_keep(const ir_op *op) {
+ return op->flags & irop_flag_keep;
+}
+
+/** Returns non-zero if operation is a machine operation */
+static INLINE int is_op_machine(const ir_op *op) {
+ return op->flags & irop_flag_machine;
+}
+
+/** Returns non-zero if operation is a machine operand */
+static INLINE int is_op_machine_operand(const ir_op *op) {
+ return op->flags & irop_flag_machine_op;
+}
+
+/** Returns non-zero if operation is a machine user op number n */
+static INLINE int is_op_machine_user(const ir_op *op, unsigned n) {
+ return op->flags & (irop_flag_user << n);
+}
+
static INLINE opcode _get_op_code(const ir_op *op) {
return op->code;
}
return op->op_pin_state_pinned;
}
+static INLINE void _set_generic_function_ptr(ir_op *op, op_func func) {
+ op->ops.generic = func;
+}
+
+static INLINE op_func _get_generic_function_ptr(const ir_op *op) {
+ return op->ops.generic;
+}
+
+static INLINE const ir_op_ops *_get_op_ops(const ir_op *op) {
+ return &op->ops;
+}
+
+static INLINE void _set_op_tag(ir_op *op, void *tag) {
+ op->tag = tag;
+}
+
+static INLINE void *_get_op_tag(ir_op *op) {
+ return op->tag;
+}
#define get_op_code(op) _get_op_code(op)
#define get_op_ident(op) _get_op_ident(op)
#define get_op_pinned(op) _get_op_pinned(op)
-
+#define get_op_ops(op) _get_op_ops(op)
+#define set_op_tag(op, tag) _set_op_tag((op), (tag))
+#define get_op_tag(op) _get_op_tag(op)
#endif /* _IROP_T_H_ */