/**
* Add a artificial dependency to the node.
* The dependency is only inserted if it is not there already.
+* This is only allowed in phase_backend!
+*
* @param node The node.
* @param dep The dependency target.
+*
* @return The index in the array (get_irn_dep() with that index returns @p dep).
*/
int add_irn_dep(ir_node *node, ir_node *dep);
/**
* Copy all dependencies from a node to another.
+ * This is only allowed in phase_backend!
+ *
* @param tgt The node which should be enriched.
* @param src The node whose dependencies shall be copied.
*/
void set_irn_mode(ir_node *node, ir_mode *mode);
/** Gets the mode struct of a node. */
ir_mode *get_irn_mode(const ir_node *node);
-/** Gets the mode-enum modecode. */
-modecode get_irn_modecode(const ir_node *node);
+/** Gets the mode-enum ir_modecode. */
+ir_modecode get_irn_modecode(const ir_node *node);
/** Gets the ident for a string representation of the mode .*/
ident *get_irn_modeident(const ir_node *node);
/** Gets the string representation of the mode .*/
ir_node *get_Block_phis(const ir_node *block);
/** Sets the head of the Phi list for this block. */
void set_Block_phis(ir_node *block, ir_node *phi);
+/** Add a Phi node to the list of Block Phi's. */
+void add_Block_phi(ir_node *block, ir_node *phi);
+/** Get the Block mark (single bit). */
+unsigned get_Block_mark(const ir_node *block);
+/** Set the Block mark (single bit). */
+void set_Block_mark(ir_node *block, unsigned mark);
/** Return the number of Keep alive node. */
int get_End_n_keepalives(const ir_node *end);
void add_End_keepalive(ir_node *end, ir_node *ka);
/** Set the Keep alive node at position pos. */
void set_End_keepalive(ir_node *end, int pos, ir_node *ka);
-/** Set new keep-alives. */
+
+/**
+ * Set new keep-alives.
+ * Beware: This might be an expensive operation if dynamic edges are enabled,
+ * so avoid it in the backend.
+ */
void set_End_keepalives(ir_node *end, int n, ir_node *in[]);
-/** Set new keep-alives from old keep-alives, skipping irn. */
+
+/** Remove irn from the keep-alive set. */
void remove_End_keepalive(ir_node *end, ir_node *irn);
/** Some parts of the End node are allocated separately -- their memory
/** Gets the arity of a call. Identical to get_Call_n_params(). */
int get_Call_arity(const ir_node *node);
+/**
+ * Returns non-zero if a Call is surely a self-recursive Call.
+ * Beware: if this functions returns 0, the call might be self-recursive!
+ */
+int is_self_recursive_Call(const ir_node *call);
+
/** Set, get and remove the callee information for a Call node.
*
* The callee information lists all method entities that can be called
second arithmetic value as listed in tech report 1999-44.
unops are: Minus, Abs, Not, Conv, Cast
binops are: Add, Sub, Mul, Quot, DivMod, Div, Mod, And, Or, Eor, Shl,
- Shr, Shrs, Rot, Cmp */
+ Shr, Shrs, Rotl, Cmp */
int is_unop(const ir_node *node);
ir_node *get_unop_op(const ir_node *node);
void set_unop_op(ir_node *node, ir_node *op);
ir_node *get_Shrs_right(const ir_node *node);
void set_Shrs_right(ir_node *node, ir_node *right);
-ir_node *get_Rot_left(const ir_node *node);
-void set_Rot_left(ir_node *node, ir_node *left);
-ir_node *get_Rot_right(const ir_node *node);
-void set_Rot_right(ir_node *node, ir_node *right);
+ir_node *get_Rotl_left(const ir_node *node);
+void set_Rotl_left(ir_node *node, ir_node *left);
+ir_node *get_Rotl_right(const ir_node *node);
+void set_Rotl_right(ir_node *node, ir_node *right);
ir_node *get_Conv_op(const ir_node *node);
void set_Conv_op(ir_node *node, ir_node *op);
int is_Cast_downcast(ir_node *node);
-/** Returns true if n is Phi or Filter in interprocedural_view.
- Returns false if irg in phase building and the Phi has zero
+/** Returns true if n is a Phi or a Filter node in INTER-procedural view.
+ Returns false if irg is in phase phase_building and the Phi has zero
predecessors: it's a Phi0. */
int is_Phi(const ir_node *n);
-/** Returns true if irg in phase building and the Phi has zero
+/** Returns true if irg in phase phase_building and the Phi has zero
predecessors. It's a Phi0 then. */
int is_Phi0(const ir_node *n);
-/* These routines also work for Filter nodes in interprocedural view. */
+/* These routines also work for Filter nodes in INTER-procedural view. */
ir_node **get_Phi_preds_arr(ir_node *node);
int get_Phi_n_preds(const ir_node *node);
ir_node *get_Phi_pred(const ir_node *node, int pos);
* Projection numbers for Store: use for Proj nodes!
*/
typedef enum {
- pn_Store_M = pn_Generic_M_regular, /**< Memory result. */
- pn_Store_X_regular = pn_Generic_X_regular, /**< Execution result if no exception occurred. */
- pn_Store_X_except = pn_Generic_X_except, /**< Execution result if exception occurred. */
- pn_Store_max = pn_Generic_other /**< number of projections from a Store */
+ pn_Store_M = pn_Generic_M_regular, /**< Memory result. */
+ pn_Store_X_regular = pn_Generic_X_regular, /**< Execution result if no exception occurred. */
+ pn_Store_X_except = pn_Generic_X_except, /**< Execution result if exception occurred. */
+ pn_Store_max = pn_Generic_other /**< number of projections from a Store */
} pn_Store; /* Projection numbers for Store. */
ir_node *get_Store_mem(const ir_node *node);
/** The allocation place. */
typedef enum {
- stack_alloc, /**< Alloc allocates the object on the stack. */
- heap_alloc /**< Alloc allocates the object on the heap. */
+ stack_alloc, /**< Alloc allocates the object on the stack. */
+ heap_alloc /**< Alloc allocates the object on the heap. */
} ir_where_alloc;
ir_where_alloc get_Alloc_where(const ir_node *node);
long get_Proj_proj(const ir_node *node);
void set_Proj_proj(ir_node *node, long proj);
+/**
+ * Returns non-zero if a node is a routine parameter.
+ *
+ * @param node the Proj node to test
+ */
+int is_arg_Proj(const ir_node *node);
+
ir_node **get_Tuple_preds_arr(ir_node *node);
int get_Tuple_n_preds(const ir_node *node);
ir_node *get_Tuple_pred(const ir_node *node, int pos);
} pn_InstOf;
#define pn_InstOf_M pn_InstOf_M_regular
-/** InstOf access */
+/** InstOf access. */
ir_type *get_InstOf_type(ir_node *node);
void set_InstOf_type(ir_node *node, ir_type *type);
ir_node *get_InstOf_store(const ir_node *node);
int is_Shr(const ir_node *node);
/** Returns true if node is a Shrs node. */
int is_Shrs(const ir_node *node);
-/** Returns true if node is a Rot node. */
-int is_Rot(const ir_node *node);
+/** Returns true if node is a Rotl node. */
+int is_Rotl(const ir_node *node);
/** Returns true if node is a Psi node. */
int is_Psi(const ir_node *node);
+/** Returns true if node is an Id node. */
+int is_Id(const ir_node *node);
/** Returns true if node is a Tuple node. */
int is_Tuple(const ir_node *node);
/** Returns true if node is a Bound node. */
int is_Return(const ir_node *node);
/** Returns true if node is a Call node. */
int is_Call(const ir_node *node);
+/** Returns true if node is a CallBegin node. */
+int is_CallBegin(const ir_node *node);
/** Returns true if node is a Sel node. */
int is_Sel(const ir_node *node);
/** Returns true if node is a Mul node. */
int is_SymConst_addr_ent(const ir_node *node);
/** Returns true if node is a Cond node. */
int is_Cond(const ir_node *node);
-/** Returns true of node is a CopyB node */
+/** Returns true of node is a CopyB node. */
int is_CopyB(const ir_node *node);
/** Returns true if node is a Cmp node. */
int is_Cmp(const ir_node *node);
-/** Returns true if node is an Alloc node */
+/** Returns true if node is an Alloc node. */
int is_Alloc(const ir_node *node);
-/** Returns true if a node is a Jmp node */
+/** Returns true if node is a Free node. */
+int is_Free(const ir_node *node);
+/** Returns true if a node is a Jmp node. */
int is_Jmp(const ir_node *node);
-/** Returns true if a node is a Raise node */
+/** Returns true if a node is a IJmp node. */
+int is_IJmp(const ir_node *node);
+/** Returns true if a node is a Raise node. */
int is_Raise(const ir_node *node);
-/** Returns true if a node is an ASM node */
+/** Returns true if a node is an ASM node. */
int is_ASM(const ir_node *node);
-/** Returns true if node is a Proj node or a Filter node in
- * intraprocedural view */
+/** Returns true if node is a Proj node or a Filter node in INTRA-procedural view. */
int is_Proj(const ir_node *node);
+/** Returns true if node is a Filter node. */
+int is_Filter(const ir_node *node);
+
/** Returns true if the operation manipulates control flow:
Start, End, Jmp, Cond, Return, Raise, Bad, CallBegin, EndReg, EndExcept */
int is_cfop(const ir_node *node);
*/
dbg_info *get_irn_dbg_info(const ir_node *n);
-/*-----------------------------------------------------------------*/
-/** Debug aides **/
-/*-----------------------------------------------------------------*/
-
-
-/** Debug print the node.
+/**
+ * Calculate a hash value of a node. Only inputs, mode and opcode are used.
*
- * Writes the node, all its attributes and the predecessors to stdout if DEBUG_libfirm
- * is set. Else does nothing. */
-void dump_irn(const ir_node *n);
+ * @param node the node to hash
+ */
+unsigned firm_default_hash(const ir_node *node);
/*@}*/ /* end of ir_node group definition */
projects / libfirm / blobdiff