-/**
- * @file benode_t.h
- * @date 17.05.2005
- * @author Sebastian Hack
+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
*
- * Backend node support.
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
*
- * Copyright (C) 2005 Universitaet Karlsruhe
- * Released under the GPL
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
*/
-#ifndef _BENODE_T_H
-#define _BENODE_T_H
-
-#include "firm_config.h"
+/**
+ * @file
+ * @brief Backend node support for generic backend nodes.
+ * @author Sebastian Hack
+ * @date 17.05.2005
+ * @version $Id$
+ *
+ * Backend node support for generic backend nodes.
+ * This file provides Perm, Copy, Spill and Reload nodes.
+ */
+#ifndef FIRM_BE_BENODE_T_H
+#define FIRM_BE_BENODE_T_H
-#include "irmode.h"
-#include "irnode.h"
-#include "entity_t.h"
+#include <limits.h>
-#include "be_t.h"
+#include "firm_types.h"
+#include "irnode_t.h"
#include "bearch.h"
#define BE_OUT_POS(p) (-((p) + 1))
extern ir_op *op_be_Spill;
extern ir_op *op_be_Reload;
extern ir_op *op_be_Perm;
+extern ir_op *op_be_MemPerm;
extern ir_op *op_be_Copy;
extern ir_op *op_be_Keep;
extern ir_op *op_be_CopyKeep;
extern ir_op *op_be_Return;
extern ir_op *op_be_IncSP;
extern ir_op *op_be_AddSP;
-extern ir_op *op_be_SetSP;
+extern ir_op *op_be_SubSP;
extern ir_op *op_be_RegParams;
-extern ir_op *op_be_StackParam;
extern ir_op *op_be_FrameAddr;
-extern ir_op *op_be_FrameLoad;
-extern ir_op *op_be_FrameStore;
extern ir_op *op_be_Barrier;
-
-typedef enum {
- beo_NoBeOp = 0,
- beo_Spill,
- beo_Reload,
- beo_Perm,
- beo_Copy,
- beo_Keep,
- beo_CopyKeep,
- beo_Call,
- beo_Return,
- beo_AddSP,
- beo_IncSP,
- beo_SetSP,
- beo_RegParams,
- beo_StackParam,
- beo_FrameLoad,
- beo_FrameStore,
- beo_FrameAddr,
- beo_Barrier,
- beo_Last
-} be_opcode_t;
-
-/** Expresses the direction of the stack pointer increment of IncSP nodes. */
-typedef enum {
- be_stack_dir_expand = 0,
- be_stack_dir_shrink = 1
-} be_stack_dir_t;
+extern ir_op *op_be_Unwind;
/** Not used yet. */
typedef enum {
* A "symbolic constant" for the size of the stack frame to use with IncSP nodes.
* It gets back-patched to the real size as soon it is known.
*/
-#define BE_STACK_FRAME_SIZE ((unsigned) -1)
+#define BE_STACK_FRAME_SIZE_EXPAND INT_MAX
+#define BE_STACK_FRAME_SIZE_SHRINK INT_MIN
/**
* Determines if irn is a be_node.
/**
* Make a new Spill node.
*/
-ir_node *be_new_Spill(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *node_to_spill, ir_node *ctx);
+ir_node *be_new_Spill(const arch_register_class_t *cls, const arch_register_class_t *cls_frame,
+ ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *to_spill);
/**
* Position numbers for the be_Reload inputs.
/**
* Make a new Reload node.
*/
-ir_node *be_new_Reload(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *spill_node, ir_mode *mode);
+ir_node *be_new_Reload(const arch_register_class_t *cls, const arch_register_class_t *cls_frame,
+ ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *mem, ir_mode *mode);
/**
* Position numbers for the be_Copy inputs.
* Make a new Perm node.
*/
ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
+
+/**
+ * Reduce a Perm.
+ * Basically, we provide a map to remap the Perm's arguments. If an entry in the
+ * map is -1, the argument gets deleted.
+ * This function takes care, that the register data and the input array reflects
+ * the changes described by the map.
+ * This is needed by the Perm optimization/movement in belower.c, see push_through_perm().
+ * @param perm The perm node.
+ * @param new_size The new number of arguments (must be smaller or equal to the current one).
+ * @param map A map assigning each operand a new index (or -1 to indicate deletion).
+ */
+void be_Perm_reduce(ir_node *perm, int new_size, int *map);
+
+/**
+ * Create a new MemPerm node.
+ */
+ir_node *be_new_MemPerm(const arch_env_t *arch_env, ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
-ir_node *be_new_FrameLoad(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
- ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, entity *ent);
-ir_node *be_new_FrameStore(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
- ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_node *data, entity *ent);
-ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, entity *ent);
+void be_Keep_add_node(ir_node *keep, const arch_register_class_t *cls, ir_node *node);
+
+/**
+ * Position numbers for the be_FrameAddr inputs
+ */
+enum {
+ be_pos_FrameAddr_ptr = 0
+};
+
+/** Create a new FrameAddr node. */
+ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_entity *ent);
+
+/** Return the frame input of a FrameAddr node. */
+ir_node *be_get_FrameAddr_frame(const ir_node *node);
+
+ir_entity *be_get_FrameAddr_entity(const ir_node *node);
/**
* Position numbers for the be_AddSP inputs
be_pos_AddSP_last = 2
};
+enum {
+ pn_be_AddSP_sp = 0,
+ pn_be_AddSP_res = 1,
+ pn_be_AddSP_M = 2,
+ pn_be_AddSP_last = 3
+};
+
/**
* Make a new AddSP node.
* An AddSP node expresses an increase of the stack pointer in the direction the stack
*/
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz);
-ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand, ir_node *mem);
+/**
+ * Position numbers for the be_SubSP inputs
+ */
+enum {
+ be_pos_SubSP_old_sp = 0,
+ be_pos_SubSP_size = 1,
+ be_pos_SubSP_last = 2
+};
+
+enum {
+ pn_be_SubSP_sp = 0,
+ pn_be_SubSP_M = 1,
+ pn_be_SubSP_last = 2
+};
+
+/**
+ * Make a new SubSP node.
+ * A SubSP node expresses a decrease of the stack pointer in the direction the stack
+ * grows. In contrast to IncSP, the amount of bytes the stack pointer is grown, is not
+ * given by a constant but an ordinary Firm node.
+ * @param sp The stack pointer register.
+ * @param irg The graph.
+ * @param bl The block.
+ * @param old_sp The node representing the old stack pointer value.
+ * @param sz The node expressing the size by which the stack pointer shall be grown.
+ * @return A new DecSP node.
+ */
+ir_node *be_new_SubSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz);
/**
* Make a stack pointer increase/decrease node.
* @param irg The graph to insert the node to.
* @param bl The block to insert the node into.
* @param old_sp The node defining the former stack pointer.
- * @param amount The mount of bytes the stack pointer shall be increased/decreased.
+ * @param amount The mount of bytes the stack shall be expanded/shrinked (see set_IncSP_offset)
* @param dir The direction in which the stack pointer shall be modified:
* Along the stack's growing direction or against.
* @return A new stack pointer increment/decrement node.
* @note This node sets a register constraint to the @p sp register on its output.
*/
-ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *mem, unsigned amount, be_stack_dir_t dir);
+ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl,
+ ir_node *old_sp, int offset, int align);
/** Returns the previous node that computes the stack pointer. */
ir_node *be_get_IncSP_pred(ir_node *incsp);
/** Sets the previous node that computes the stack pointer. */
void be_set_IncSP_pred(ir_node *incsp, ir_node *pred);
-/** Returns the memory input of the IncSP. */
-ir_node *be_get_IncSP_mem(ir_node *irn);
-
-/** Sets a new offset to a IncSP node. */
-void be_set_IncSP_offset(ir_node *irn, unsigned offset);
+/**
+ * Sets a new offset to a IncSP node.
+ * A positive offset means expanding the stack, a negative offset shrinking
+ * an offset is == BE_STACK_FRAME_SIZE will be replaced by the real size of the
+ * stackframe in the fix_stack_offsets phase.
+ */
+void be_set_IncSP_offset(ir_node *irn, int offset);
/** Gets the offset from a IncSP node. */
-unsigned be_get_IncSP_offset(const ir_node *irn);
-
-/** Sets a new direction to a IncSP node. */
-void be_set_IncSP_direction(ir_node *irn, be_stack_dir_t dir);
-
-/** Gets the direction from a IncSP node. */
-be_stack_dir_t be_get_IncSP_direction(const ir_node *irn);
+int be_get_IncSP_offset(const ir_node *irn);
+int be_get_IncSP_align(const ir_node *irn);
/** Gets the call entity or NULL if this is no static call. */
-entity *be_Call_get_entity(const ir_node *call);
+ir_entity *be_Call_get_entity(const ir_node *call);
/** Sets the call entity. */
-void be_Call_set_entity(ir_node *call, entity *ent);
+void be_Call_set_entity(ir_node *call, ir_entity *ent);
/** Gets the call type. */
ir_type *be_Call_get_type(ir_node *call);
/** Sets the call type. */
void be_Call_set_type(ir_node *call, ir_type *call_tp);
+void be_Call_set_pop(ir_node *call, unsigned pop);
+
+unsigned be_Call_get_pop(const ir_node *call);
+
/**
* Position numbers for the be_Call inputs.
*/
*/
typedef enum {
pn_be_Call_M_regular = pn_Call_M_regular, /**< The memory result of a be_Call. */
- pn_be_Call_first_res = pn_Call_max /**< The first result proj number of a be_Call. */
+ pn_be_Call_sp = pn_Call_max,
+ pn_be_Call_first_res /**< The first result proj number of a be_Call. */
} pn_be_Call;
/**
- * Construct a new be_Call
+ * Construct a new be_Call.
+ *
+ * @param dbg debug info
+ * @param irg the graph where the call is placed
+ * @param bl the block where the call is placed
+ * @param mem the memory input of the call
+ * @param sp the stack pointer input of the call
+ * @param ptr the address of the called function, if immediate call set to sp
+ * @param n_outs the number of outcoming values from this call
+ * @param n the number of (register) inputs of this call
+ * @param in the (register) inputs of this call
+ * @param call_tp the call type of this call
*/
ir_node *be_new_Call(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr,
int n_outs, int n, ir_node *in[], ir_type *call_tp);
/**
* Construct a new be_Return.
+ *
+ * @param dbg debug info
* @param irg the graph where the new node will be placed
* @param bl the block where the new node will be placed
* @param n_res number of "real" results
* @param n number of inputs
+ * @param pop pop number of bytes on return
* @param in input array
*/
-ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *bl, int n_res, int n, ir_node *in[]);
+ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *bl, int n_res, unsigned pop, int n, ir_node *in[]);
/** Returns the number of real returns values */
-int be_Return_get_n_rets(ir_node *ret);
+int be_Return_get_n_rets(const ir_node *ret);
+
+/**
+ * Return the number of bytes that should be popped from stack when executing the Return.
+ *
+ * @param ret the be_Return node
+ */
+unsigned be_Return_get_pop(const ir_node *ret);
+
+/**
+ * Return non-zero, if number of popped bytes must be always emitted.
+ *
+ * @param ret the be_Return node
+ */
+int be_Return_get_emit_pop(const ir_node *ret);
/**
- * Construct a new Stack Parameter node.
+ * Set the emit_pop flag.
+ *
+ * @param ret the be_Return node
*/
-ir_node *be_new_StackParam(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *frame_pointer, entity *ent);
+void be_Return_set_emit_pop(ir_node *ret, int emit_pop);
+
+/** appends a node to the return node, returns the position of the node */
+int be_Return_append_node(ir_node *ret, ir_node *node);
+
ir_node *be_new_RegParams(ir_graph *irg, ir_node *bl, int n_out);
ir_node *be_new_Barrier(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
/**
- * Make a spill node and insert it into the schedule.
+ * Appends a node to a barrier, returns the result proj of the node
+ */
+ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node);
+
+/**
+ * Make a spill node.
*
- * @param arch_env The architecture environment.
* @param irn The node to be spilled.
* @param spill_ctx The context in which the spill is introduced (This is mostly == irn up to the case of Phis).
* @return The new spill node.
*/
-ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn, ir_node *spill_ctx);
+ir_node *be_spill(ir_node *block, ir_node *irn);
/**
* Make a reload and insert it into the schedule.
*
- * @param arch_env The architecture environment.
* @param cls The register class of the reloaded value.
* @param insert The node in the schedule in front of which the reload is inserted.
* @param mode The mode of the original (spilled) value.
* @param spill The spill node corresponding to this reload.
* @return A freshly made reload.
*/
-ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill);
+ir_node *be_reload(const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill);
enum {
be_pos_CopyKeep_op = 0
};
ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, int n, ir_node *in_keep[], ir_mode *mode);
ir_node *be_new_CopyKeep_single(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, ir_node *keep, ir_mode *mode);
+ir_node *be_get_CopyKeep_op(const ir_node *cpy);
+void be_set_CopyKeep_op(ir_node *cpy, ir_node *op);
+
+/**
+ * Position numbers for the be_Unwind inputs.
+ */
+enum {
+ be_pos_Unwind_mem = 0, /**< memory input of a be_Unwind node */
+ be_pos_Unwind_sp = 1, /**< stack pointer input of a be_Unwind node */
+};
+/**
+ * Construct a new be_Unwind.
+ *
+ * @param dbg debug info
+ * @param irg the graph where the new node will be placed
+ * @param bl the block where the new node will be placed
+ * @param mem the memory input
+ * @param sp the stack pointer input
+ */
+ir_node *be_new_Unwind(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp);
+
+ir_node *be_get_Unwind_mem(const ir_node *irn);
+ir_node *be_get_Unwind_sp(const ir_node *irn);
/**
* Get the backend opcode of a backend node.
* @param irn The node.
* @return The backend opcode.
*/
-be_opcode_t be_get_irn_opcode(const ir_node *irn);
-
-int be_is_Spill(const ir_node *irn);
-int be_is_Reload(const ir_node *irn);
-int be_is_Copy(const ir_node *irn);
-int be_is_Perm(const ir_node *irn);
-int be_is_Keep(const ir_node *irn);
-int be_is_CopyKeep(const ir_node *irn);
-int be_is_Call(const ir_node *irn);
-int be_is_Return(const ir_node *irn);
-int be_is_IncSP(const ir_node *irn);
-int be_is_SetSP(const ir_node *irn);
-int be_is_AddSP(const ir_node *irn);
-int be_is_RegParams(const ir_node *irn);
-int be_is_StackParam(const ir_node *irn);
-int be_is_FrameAddr(const ir_node *irn);
-int be_is_FrameLoad(const ir_node *irn);
-int be_is_FrameStore(const ir_node *irn);
-int be_is_Barrier(const ir_node *irn);
-
-/**
- * Get the entity on the stack frame the given node uses.
- * @param irn The node.
- * @return The entity on the stack frame used by the node or NULL,
- * if the node does not access the stack frame or is no back-end node.
+#define be_get_irn_opcode(irn) get_irn_opcode(irn)
+
+/**
+ * Returns the frame entity of a be node.
+ * Try to avoid this function and better call arch_get_frame_entity!
*
+ * @return the frame entity used by the be node
*/
-entity *be_get_frame_entity(const ir_node *irn);
-
-void be_set_Spill_entity(ir_node *irn, entity *ent);
-entity *be_get_spill_entity(const ir_node *irn);
-
-ir_node *be_get_Spill_context(const ir_node *irn);
+ir_entity *be_get_frame_entity(const ir_node *irn);
/**
- * Set the entities of a Reload to the ones of the Spill it is pointing to.
- * @param irg The graph.
+ * Returns the frame offset of this node.
*/
-void be_copy_entities_to_reloads(ir_graph *irg);
+int be_get_frame_offset(const ir_node *irn);
+
+ir_node* be_get_Reload_mem(const ir_node *irn);
+ir_node *be_get_Reload_frame(const ir_node *irn);
+ir_node* be_get_Spill_val(const ir_node *irn);
+ir_node *be_get_Spill_frame(const ir_node *irn);
+
+void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity* ent);
+ir_entity *be_get_MemPerm_in_entity(const ir_node *irn, int n);
+
+void be_set_MemPerm_out_entity(const ir_node *irn, int n, ir_entity* ent);
+ir_entity *be_get_MemPerm_out_entity(const ir_node *irn, int n);
+
+int be_get_MemPerm_entity_arity(const ir_node *irn);
/**
* Impose a register constraint on a backend node.
* @param irn The node.
- * @param pos The position of the argument/result. Results range from -1..-m and arguments form 0..n
+ * @param pos The position of the argument.
* @param reg The register which is admissible for that node, argument/result and position.
*/
-void be_set_constr_single_reg(ir_node *irn, int pos, const arch_register_t *reg);
+void be_set_constr_single_reg_in(ir_node *irn, int pos,
+ const arch_register_t *reg, arch_register_req_type_t additional_flags);
+void be_set_constr_single_reg_out(ir_node *irn, int pos,
+ const arch_register_t *reg, arch_register_req_type_t additional_flags);
/**
* Impose register constraints on a backend node.
void be_set_constr_limited(ir_node *irn, int pos, const arch_register_req_t *req);
/**
- * Set the flags of a node.
+ * Set the register class of a node.
* @param irn The node itself.
- * @param pos The position (0..n) for arguments, (-1..-m) for results.
- * @param flags The flags to set for that node and position.
+ * @param pos The position (0..n) for arguments
+ * @param flags The register class to set for that node and position.
*/
-void be_node_set_flags(ir_node *irn, int pos, arch_irn_flags_t flags);
+void be_node_set_reg_class_in(ir_node *irn, int pos, const arch_register_class_t *cls);
+void be_node_set_reg_class_out(ir_node *irn, int pos, const arch_register_class_t *cls);
/**
- * Set the register class of a node.
+ * Set the register requirement type of a node.
* @param irn The node itself.
* @param pos The position (0..n) for arguments, (-1..-m) for results.
- * @param flags The register class to set for that node and position.
+ * @param flags The register requirement type to set for that node and position.
*/
-void be_node_set_reg_class(ir_node *irn, int pos, const arch_register_class_t *cls);
+void be_node_set_req_type(ir_node *irn, int pos, arch_register_req_type_t type);
/**
- * Make a new phi handler.
- * @param env The architecture environment.
- * @return A new phi handler.
+ * Initialize the Phi handler.
*/
-arch_irn_handler_t *be_phi_handler_new(const arch_env_t *arch_env);
+void be_phi_handler_new(void);
/**
- * Free a phi handler.
- * @param handler The handler to free.
+ * Destroy the Phi handler.
*/
-void be_phi_handler_free(arch_irn_handler_t *handler);
+void be_phi_handler_free(void);
/**
- * Reset the register data in the phi handler.
+ * Reset the register data in the Phi handler.
* This should be called on each new graph and deletes the register information of the current graph.
*/
-void be_phi_handler_reset(arch_irn_handler_t *handler);
+void be_phi_handler_reset(void);
+
+/**
+ * Set the register requirements for a phi node.
+ */
+void be_set_phi_reg_req(ir_node *phi, const arch_register_req_t *req,
+ arch_register_req_type_t additional_types);
/**
- * irn handler for common be nodes.
+ * irn handler for common be nodes and Phi's.
*/
-extern const arch_irn_handler_t be_node_irn_handler;
+const void *be_node_get_irn_ops(const ir_node *irn);
+
+static inline int be_is_Spill (const ir_node *irn) { return get_irn_opcode(irn) == beo_Spill ; }
+static inline int be_is_Reload (const ir_node *irn) { return get_irn_opcode(irn) == beo_Reload ; }
+static inline int be_is_Copy (const ir_node *irn) { return get_irn_opcode(irn) == beo_Copy ; }
+static inline int be_is_CopyKeep (const ir_node *irn) { return get_irn_opcode(irn) == beo_CopyKeep ; }
+static inline int be_is_Perm (const ir_node *irn) { return get_irn_opcode(irn) == beo_Perm ; }
+static inline int be_is_MemPerm (const ir_node *irn) { return get_irn_opcode(irn) == beo_MemPerm ; }
+static inline int be_is_Keep (const ir_node *irn) { return get_irn_opcode(irn) == beo_Keep ; }
+static inline int be_is_Call (const ir_node *irn) { return get_irn_opcode(irn) == beo_Call ; }
+static inline int be_is_Return (const ir_node *irn) { return get_irn_opcode(irn) == beo_Return ; }
+static inline int be_is_IncSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_IncSP ; }
+static inline int be_is_AddSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_AddSP ; }
+static inline int be_is_SubSP (const ir_node *irn) { return get_irn_opcode(irn) == beo_SubSP ; }
+static inline int be_is_RegParams(const ir_node *irn) { return get_irn_opcode(irn) == beo_RegParams; }
+static inline int be_is_FrameAddr(const ir_node *irn) { return get_irn_opcode(irn) == beo_FrameAddr; }
+static inline int be_is_Barrier (const ir_node *irn) { return get_irn_opcode(irn) == beo_Barrier ; }
+static inline int be_is_Unwind (const ir_node *irn) { return get_irn_opcode(irn) == beo_Unwind ; }
-#endif /* _BENODE_T_H */
+#endif /* FIRM_BE_BENODE_T_H */