* @brief Extended basis block support.
* @author Michael Beck
* @date 5.2005
- * @version $Id$
*/
#ifndef FIRM_ANA_IREXTBB_H
#define FIRM_ANA_IREXTBB_H
#include "firm_types.h"
#include "execfreq.h"
-
-/** Flags for extended basic block state. */
-typedef enum {
- ir_extblk_info_none = 0, /**< No extended basic block information is constructed. Default. */
- ir_extblk_info_valid = 1, /**< Extended basic block information is valid. */
- ir_extblk_info_invalid = 2 /**< Extended basic block information is constructed but invalid. */
-} irg_extblk_info_state;
+#include "begin.h"
/* type of callback function for ir_graph walk */
#ifndef _EXTBB_WALK_FUNC_TYPEDEF_
* Checks whether a pointer points to a extended basic block.
* Intern version for libFirm.
*/
-int is_ir_extbb(const void *thing);
+FIRM_API int is_ir_extbb(const void *thing);
/**
* Compute the extended basic blocks for a graph.
*/
-void compute_extbb(ir_graph *irg);
+FIRM_API void compute_extbb(ir_graph *irg);
/**
* Compute the extended basic blocks for a graph based on execution frequencies.
*/
-void compute_extbb_execfreqs(ir_graph *irg, ir_exec_freq *execfreqs);
+FIRM_API void compute_extbb_execfreqs(ir_graph *irg, ir_exec_freq *execfreqs);
/**
* free all extended block info.
*/
-void free_extbb(ir_graph *irg);
+FIRM_API void free_extbb(ir_graph *irg);
/**
- * Return the extended block of a node.
+ * Returns the extended block of a node.
*
* @param node the node
*/
-ir_extblk *get_nodes_extbb(ir_node *node);
+FIRM_API ir_extblk *get_nodes_extbb(const ir_node *node);
/**
- * Gets the visited counter of an extended block.
+ * Returns the visited counter of an extended block.
*
* @param blk the extended basic block
*/
-ir_visited_t get_extbb_visited(const ir_extblk *blk);
+FIRM_API ir_visited_t get_extbb_visited(const ir_extblk *blk);
/**
* Sets the visited counter of an extended block.
*
- * @param blk the extended basic block
+ * @param blk the extended basic block
+ * @param visited new value for the visited counter
*/
-void set_extbb_visited(ir_extblk *blk, ir_visited_t visited);
+FIRM_API void set_extbb_visited(ir_extblk *blk, ir_visited_t visited);
/**
* Mark an extended block as visited in a graph.
*
* @param blk the extended basic block
*/
-void mark_extbb_visited(ir_extblk *blk);
+FIRM_API void mark_extbb_visited(ir_extblk *blk);
/**
* Returns non-zero if an extended was visited.
*
* @param blk the extended basic block
*/
-int extbb_visited(const ir_extblk *blk);
+FIRM_API int extbb_visited(const ir_extblk *blk);
/**
* Returns non-zero if an extended block was NOT visited.
*
* @param blk the extended basic block
*/
-int extbb_not_visited(const ir_extblk *blk);
+FIRM_API int extbb_not_visited(const ir_extblk *blk);
/**
* Returns the link field of an extended block.
*
* @param blk the extended basic block
*/
-void *get_extbb_link(const ir_extblk *blk);
+FIRM_API void *get_extbb_link(const ir_extblk *blk);
/**
* Sets the link field of an extended block.
* @param blk the extended basic block
* @param link the new link value
*/
-void set_extbb_link(ir_extblk *blk, void *link);
+FIRM_API void set_extbb_link(ir_extblk *blk, void *link);
/**
- * Return the number of basic blocks of an extended block.
+ * Returns the number of basic blocks of an extended block.
*
* @param blk the extended basic block
*/
-int get_extbb_n_blocks(const ir_extblk *blk);
+FIRM_API int get_extbb_n_blocks(const ir_extblk *blk);
/**
- * Return the i'th basic block of an extended block.
+ * Returns the i'th basic block of an extended block.
*
* @param blk the extended basic block
* @param pos the position
*/
-ir_node *get_extbb_block(ir_extblk *blk, int pos);
+FIRM_API ir_node *get_extbb_block(const ir_extblk *blk, int pos);
/**
- * Return the leader basic block of an extended block.
+ * Returns the leader basic block of an extended block.
*
* @param blk the extended basic block
*/
-ir_node *get_extbb_leader(ir_extblk *blk);
+FIRM_API ir_node *get_extbb_leader(const ir_extblk *blk);
/**
- * Return the node number of an extended block.
+ * Returns the node number of an extended block.
* Its the block number of the leader block
*
* @param blk the extended basic block
*/
-long get_extbb_node_nr(ir_extblk *blk);
+FIRM_API long get_extbb_node_nr(const ir_extblk *blk);
/**
* Walks only over Extended Basic Block nodes in the graph.
*
* @param blk - the start extended block node
- * @param pre - walker function, executed before the predecessor of a node are visited
- * @param post - walker function, executed after the predecessor of a node are visited
+ * @param pre - walker function, executed before the predecessor of a node are
+ * visited
+ * @param post - walker function, executed after the predecessor of a node are
+ * visited
* @param env - environment, passed to pre and post
*
- * This function Walks only over Block nodes in the graph. Has it's own visited
+ * This function Walks only over Block nodes in the graph. Has its own visited
* flag, so that it can be interleaved with the other walker.
* If a none block is passed, starts at the block this node belongs to.
* If end is passed also visits kept alive blocks. Does not use the link field.
*/
-void irg_extblock_walk(ir_extblk *blk, extbb_walk_func *pre, extbb_walk_func *post, void *env);
+FIRM_API void irg_extblock_walk(ir_extblk *blk, extbb_walk_func *pre,
+ extbb_walk_func *post, void *env);
/**
* Walks only over reachable Extended Basic Block nodes in the graph.
* and the block containing Start visited first (in post order).
*
* @param irg - the irg graph
- * @param pre - walker function, executed before the predecessor of a block are visited
- * @param post - walker function, executed after the predecessor of a block are visited
+ * @param pre - walker function, executed before the predecessor of a block
+ * are visited
+ * @param post - walker function, executed after the predecessor of a block
+ * are visited
* @param env - environment, passed to pre and post
*/
-void irg_extblock_walk_graph(ir_graph *irg, extbb_walk_func *pre, extbb_walk_func *post, void *env);
+FIRM_API void irg_extblock_walk_graph(ir_graph *irg, extbb_walk_func *pre,
+ extbb_walk_func *post, void *env);
+
+#include "end.h"
#endif
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