* @file
* @brief Representation of opcode of intermediate operation.
* @author Christian Schaefer, Goetz Lindenmaier, Michael Beck
- * @version $Id$
- * @brief
- * Operators of firm nodes.
- *
- * This module specifies the opcodes possible for ir nodes. Their
- * definition is close to the operations specified in UKA Tech-Report
- * 1999-14
+ * @brief Operators of firm nodes.
*/
#ifndef FIRM_IR_IROP_H
#define FIRM_IR_IROP_H
#include "begin.h"
#include "opcodes.h"
+/**
+ * @ingroup ir_node
+ * @defgroup ir_op Node Opcodes
+ *
+ * This module specifies the opcodes possible for ir nodes. Their
+ * definition is close to the operations specified in UKA Tech-Report
+ * 1999-14
+ *
+ * @{
+ */
+
/** The allowed arities. */
typedef enum {
oparity_invalid = 0,
/** The irop flags */
typedef enum {
irop_flag_none = 0, /**< Nothing. */
- irop_flag_labeled = 1U << 0, /**< If set, output edge labels on in-edges in vcg graph. */
- irop_flag_commutative = 1U << 1, /**< This operation is commutative. */
- irop_flag_cfopcode = 1U << 2, /**< This operation is a control flow operation. */
- irop_flag_fragile = 1U << 3, /**< Set if the operation can change the control flow because
- of an exception. */
- irop_flag_forking = 1U << 4, /**< Forking control flow at this operation. */
- irop_flag_highlevel = 1U << 5, /**< This operation is a pure high-level one and can be
+ irop_flag_commutative = 1U << 0, /**< This operation is commutative. */
+ irop_flag_cfopcode = 1U << 1, /**< This operation is a control flow operation. */
+ irop_flag_fragile = 1U << 2, /**< Set if the operation can change the
+ control flow because of an exception.
+ */
+ irop_flag_forking = 1U << 3, /**< Forking control flow at this operation. */
+ irop_flag_highlevel = 1U << 4, /**< This operation is a pure high-level one and can be
skipped in low-level optimizations. */
- irop_flag_constlike = 1U << 6, /**< This operation has no arguments and is some
+ irop_flag_constlike = 1U << 5, /**< This operation has no arguments and is some
kind of a constant. */
- irop_flag_always_opt = 1U << 7, /**< This operation must always be optimized .*/
- irop_flag_keep = 1U << 8, /**< This operation can be kept in End's keep-alive list. */
- irop_flag_start_block = 1U << 9, /**< This operation is always placed in the Start block. */
- irop_flag_uses_memory = 1U << 10, /**< This operation has a memory input and may change the memory state. */
- irop_flag_dump_noblock = 1U << 11, /**< node should be dumped outside any blocks */
- irop_flag_dump_noinput = 1U << 12, /**< node is a placeholder for "no input" */
- irop_flag_machine = 1U << 13, /**< This operation is a machine operation. */
- irop_flag_machine_op = 1U << 14, /**< This operation is a machine operand. */
- irop_flag_cse_neutral = 1U << 15, /**< This operation is CSE neutral to its users. */
+ irop_flag_keep = 1U << 6, /**< This operation can be kept in End's keep-alive list. */
+ irop_flag_start_block = 1U << 7, /**< This operation is always placed in the Start block. */
+ irop_flag_uses_memory = 1U << 8, /**< This operation has a memory input and may change the memory state. */
+ irop_flag_dump_noblock = 1U << 9, /**< node should be dumped outside any blocks */
+ irop_flag_cse_neutral = 1U << 10, /**< This operation is CSE neutral to its users. */
/** This operation jumps to an unknown destination. The CFG is a
* conservative aproximation in this case. You cannot change the destination
* of an unknown_jump */
- irop_flag_unknown_jump = 1U << 16,
- irop_flag_user = 1U << 17, /**< This flag and all higher ones are free for machine user. */
+ irop_flag_unknown_jump = 1U << 11,
} irop_flags;
+ENUM_BITSET(irop_flags)
/** Returns the ident for the opcode name */
FIRM_API ident *get_op_ident(const ir_op *op);
/** Returns a human readable name of an op_pin_state. */
FIRM_API const char *get_op_pin_state_name(op_pin_state s);
-/** Gets pinned state of an opcode. */
+/** Returns pinned state of an opcode. */
FIRM_API op_pin_state get_op_pinned(const ir_op *op);
/** Sets pinned in the opcode. Setting it to floating has no effect
FIRM_API op_func get_generic_function_ptr(const ir_op *op);
/**
- * Store a generic function pointer into an IR operation.
+ * Stores a generic function pointer into an IR operation.
*/
FIRM_API void set_generic_function_ptr(ir_op *op, op_func func);
/**
- * Return the irop flags of an IR opcode.
+ * Returns the irop flags of an IR opcode.
*/
FIRM_API irop_flags get_op_flags(const ir_op *op);
/**
* The get_type_attr operation. Used to traverse all types that can be
* accessed from an ir_graph.
- * Return the type attribute of the node self.
+ * Returns the type attribute of the node self.
*/
typedef ir_type *(*get_type_attr_func)(const ir_node *self);
/**
* The get_entity_attr operation. Used to traverse all entities that can be
* accessed from an ir_graph.
- * Return the entity attribute of the node self.
+ * Returns the entity attribute of the node self.
*/
typedef ir_entity *(*get_entity_attr_func)(const ir_node *self);
/**
* The verify_node operation.
- * Return non-zero if the node verification is ok, else 0.
+ * Returns 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);
+typedef int (*verify_node_func)(const ir_node *node);
/**
* The verify_node operation for Proj(X).
- * Return non-zero if the node verification is ok, else 0.
+ * Returns 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);
+typedef int (*verify_proj_node_func)(const ir_node *proj);
/**
* Reasons to call the dump_node operation:
* Writes several informations requested by reason to
* an output file
*/
-typedef void (*dump_node_func)(FILE *out, ir_node *self, dump_reason_t reason);
+typedef void (*dump_node_func)(FILE *out, const ir_node *self, dump_reason_t reason);
/**
* io_op Operations.
equivalent_node_func equivalent_node; /**< Optimizes the node by returning an equivalent one. */
equivalent_node_func equivalent_node_Proj; /**< Optimizes the Proj node by returning an equivalent one. */
transform_node_func transform_node; /**< Optimizes the node by transforming it. */
- equivalent_node_func transform_node_Proj; /**< Optimizes the Proj node by transforming it. */
+ transform_node_func transform_node_Proj; /**< Optimizes the Proj 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_attr_func get_type_attr; /**< Return the type attribute of a node. */
- get_entity_attr_func get_entity_attr; /**< Return the entity attribute of a node. */
+ get_type_attr_func get_type_attr; /**< Returns the type attribute of a node. */
+ get_entity_attr_func get_entity_attr; /**< Returns the entity attribute of a node. */
verify_node_func verify_node; /**< Verify the node. */
verify_proj_node_func verify_proj_node; /**< Verify the Proj node. */
dump_node_func dump_node; /**< Dump a node. */
* @param opar the parity of this IR operation
* @param op_index if the parity is oparity_unary, oparity_binary or oparity_trinary the index
* of the left operand
- * @param ops operations for this opcode, iff NULL default operations are used
* @param attr_size attribute size for this IR operation
*
* @return The generated IR operation.
* The behavior of new opcode depends on the operations \c ops and the \c flags.
*/
FIRM_API ir_op *new_ir_op(unsigned code, const char *name, op_pin_state p,
- unsigned flags, op_arity opar, int op_index,
- size_t attr_size, const ir_op_ops *ops);
+ irop_flags flags, op_arity opar, int op_index,
+ size_t attr_size);
+
+/** Returns one more than the highest opcode code in use. */
+FIRM_API unsigned ir_get_n_opcodes(void);
+
+/**
+ * Returns the opcode with code @p code.
+ *
+ * @p code has to be smaller than get_irp_n_opcode(), returns NULL if
+ * no opcode with the code exists.
+ */
+FIRM_API ir_op *ir_get_opcode(unsigned code);
+
+/** Sets the generic function pointer of all opcodes to NULL */
+FIRM_API void ir_clear_opcodes_generic_func(void);
+
+/**
+ * Sets memory input of operation using memory
+ */
+FIRM_API void ir_op_set_memory_index(ir_op *op, int memory_index);
+
+/**
+ * Sets proj-number for X_regular and X_except projs of fragile nodes.
+ * Note: should only be used immediately after new_ir_op
+ */
+FIRM_API void ir_op_set_fragile_indices(ir_op *op, int pn_x_regular,
+ int pn_x_except);
/** Returns the ir_op_ops of an ir_op. */
FIRM_API const ir_op_ops *get_op_ops(const ir_op *op);
+/** @} */
+
#include "end.h"
#endif