X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firnode.h;h=e9991797cacb108f96ce32c52f3bb9f3619c267c;hb=097a68ff443e267f0de3d5455a580f8394f710b2;hp=b5c1bf60daf015acd60d301cb452643b21a7f18f;hpb=f727a093b858da14853a0ec5aa9866ae80066e87;p=libfirm diff --git a/ir/ir/irnode.h b/ir/ir/irnode.h index b5c1bf60d..e9991797c 100644 --- a/ir/ir/irnode.h +++ b/ir/ir/irnode.h @@ -105,9 +105,19 @@ void set_irn_in (ir_node *node, int arity, ir_node *in[]); /** * Get the n-th predecessor of a node. * This function removes Id predecessors. + * This function automatically handles intra- and interprocedural views. */ ir_node *get_irn_n (const ir_node *node, int n); + +/** + * Get the n-th predecessor of a node in intraprocedural view. + * Can be used always if it's know that node is not a split one. + */ ir_node *get_irn_intra_n (const ir_node *node, int n); + +/** + * Get the n-th predecessor of a node in interprocedural view. + */ ir_node *get_irn_inter_n (const ir_node *node, int n); /** Replace the n-th predecessor of a node with a new one. */ @@ -132,6 +142,8 @@ opcode get_irn_opcode (const ir_node *node); const char *get_irn_opname (const ir_node *node); /** Get the ident for a string representation of the opcode. */ ident *get_irn_opident (const ir_node *node); +/** If arg is an argument of the node, returns it's position, -1 otherwise */ +int get_irn_pred_pos (ir_node *node, ir_node *arg); /** Gets the visited counter of a node. */ unsigned long get_irn_visited (const ir_node *node); /** Sets the visited counter of a node. */ @@ -328,6 +340,9 @@ 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 */ +void set_End_keepalives(ir_node *end, int n, ir_node *in[]); + /** Some parts of the End node are allocated separately -- their memory is not recovered by dead_node_elimination if a End node is dead. free_End() frees these data structures. */ @@ -387,20 +402,6 @@ int get_Return_n_ress (ir_node *node); ir_node *get_Return_res (ir_node *node, int pos); void set_Return_res (ir_node *node, int pos, ir_node *res); -ir_node *get_Raise_mem (ir_node *node); -void set_Raise_mem (ir_node *node, ir_node *mem); -ir_node *get_Raise_exo_ptr (ir_node *node); /* PoinTeR to EXception Object */ -void set_Raise_exo_ptr (ir_node *node, ir_node *exoptr); - -/** - * Projection numbers for Raise. - */ -typedef enum { - pn_Raise_X, /**< Execution result. */ - pn_Raise_M, /**< Memory result. */ - pn_Raise_max /**< number of projections from a Raise */ -} pn_Raise; /* Projection numbers for Raise. */ - typedef enum { CNST_NULL = 0, /**< The node is a const(0). */ CNST_ONE = +1, /**< The node is a const(1). */ @@ -498,27 +499,6 @@ void set_Sel_index (ir_node *node, int pos, ir_node *index); entity *get_Sel_entity (ir_node *node); /* entity to select */ void set_Sel_entity (ir_node *node, entity *ent); -/** - * Projection numbers for result of InstOf node: use for Proj nodes! - */ -typedef enum { - pn_InstOf_M_regular = 0, /**< The memory result. */ - pn_InstOf_X_except = 1, /**< The control flow result branching to the exception handler */ - pn_InstOf_res = 2, /**< The checked object pointer. */ - pn_InstOf_M_except = 3, /**< The memory result in case the runtime function terminated with - an exception */ - pn_InstOf_max = 4 /**< number of projections from an InstOf */ -} pn_InstOf; -#define pn_InstOf_M pn_InstOf_M_regular - -/** 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 (ir_node *node); -void set_InstOf_store (ir_node *node, ir_node *obj); -ir_node *get_InstOf_obj (ir_node *node); -void set_InstOf_obj (ir_node *node, ir_node *obj); - /** * Projection numbers for result of Call node: use for Proj nodes! */ @@ -943,6 +923,10 @@ void set_Confirm_bound (ir_node *node, ir_node *bound); pn_Cmp get_Confirm_cmp (ir_node *node); void set_Confirm_cmp (ir_node *node, pn_Cmp cmp); +/* + * Mux Support: Note that Psi nodes with one condition can be handled + * like Mux nodes, and the access functions work as expected. + */ ir_node *get_Mux_sel (ir_node *node); void set_Mux_sel (ir_node *node, ir_node *sel); ir_node *get_Mux_false (ir_node *node); @@ -950,15 +934,23 @@ void set_Mux_false (ir_node *node, ir_node *ir_false); ir_node *get_Mux_true (ir_node *node); void set_Mux_true (ir_node *node, ir_node *ir_true); +ir_node *get_Psi_cond (ir_node *node, int pos); +void set_Psi_cond (ir_node *node, int pos, ir_node *cond); +ir_node *get_Psi_val (ir_node *node, int pos); +void set_Psi_val (ir_node *node, int pos, ir_node *val); +ir_node *get_Psi_default(ir_node *node); +void set_Psi_default(ir_node *node, ir_node *val); +int get_Psi_n_conds(ir_node *node); + /** * Projection numbers for result of CopyB node: use for Proj nodes! */ typedef enum { - pn_CopyB_M_regular = pn_Call_M_regular, /**< The memory result. */ - pn_CopyB_X_except = pn_Call_X_except, /**< The control flow result branching to the exception handler */ - pn_CopyB_M_except = pn_Call_M_except, /**< The memory result in case the runtime function terminated with + pn_CopyB_M_regular = 0, /**< The memory result. */ + pn_CopyB_X_except = 1, /**< The control flow result branching to the exception handler */ + pn_CopyB_M_except = 2, /**< The memory result in case the runtime function terminated with an exception */ - pn_CopyB_max = pn_Call_max /**< number of projections from a CopyB */ + pn_CopyB_max = 3 /**< number of projections from a CopyB */ } pn_CopyB; /* Projection numbers for CopyB. */ #define pn_CopyB_M pn_CopyB_M_regular @@ -971,6 +963,41 @@ void set_CopyB_src (ir_node *node, ir_node *src); ir_type *get_CopyB_type(ir_node *node); void set_CopyB_type(ir_node *node, ir_type *data_type); +/** + * Projection numbers for result of InstOf node: use for Proj nodes! + */ +typedef enum { + pn_InstOf_M_regular = 0, /**< The memory result. */ + pn_InstOf_X_except = 1, /**< The control flow result branching to the exception handler */ + pn_InstOf_res = 2, /**< The checked object pointer. */ + pn_InstOf_M_except = 3, /**< The memory result in case the runtime function terminated with + an exception */ + pn_InstOf_max = 4 /**< number of projections from an InstOf */ +} pn_InstOf; +#define pn_InstOf_M pn_InstOf_M_regular + +/** 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 (ir_node *node); +void set_InstOf_store (ir_node *node, ir_node *obj); +ir_node *get_InstOf_obj (ir_node *node); +void set_InstOf_obj (ir_node *node, ir_node *obj); + +/** + * Projection numbers for Raise. + */ +typedef enum { + pn_Raise_X = 0, /**< The control flow to the exception handler. */ + pn_Raise_M = 1, /**< The Memory result. */ + pn_Raise_max /**< number of projections from a Raise */ +} pn_Raise; /* Projection numbers for Raise. */ + +ir_node *get_Raise_mem (ir_node *node); +void set_Raise_mem (ir_node *node, ir_node *mem); +ir_node *get_Raise_exo_ptr (ir_node *node); /* PoinTeR to EXception Object */ +void set_Raise_exo_ptr (ir_node *node, ir_node *exoptr); + /** * Projection numbers for result of Bound node: use for Proj nodes! */ @@ -1029,8 +1056,16 @@ int is_Bad (const ir_node *node); int is_no_Block (const ir_node *node); /** returns true if the node is a Block */ int is_Block (const ir_node *node); -/** returns true if node is a Unknown node. */ +/** returns true if node is an Unknown node. */ int is_Unknown (const ir_node *node); +/** returns true if node is a Return 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 Sel node. */ +int is_Sel (const ir_node *node); +/** returns true if node is a Mux node or a Psi with only one condition. */ +int is_Mux (const ir_node *node); /** returns true if node is a Proj node or a Filter node in * intraprocedural view */ int is_Proj (const ir_node *node); @@ -1054,7 +1089,7 @@ int is_irn_forking(const ir_node *node); /** Return the type associated with the value produced by n * if the node remarks this type as it is the case for - * Cast, Const, SymConst and some Proj nodes. */ + * Cast, Const, SymConst and some Proj nodes or unknown_type. */ ir_type *get_irn_type(ir_node *n); /** Return the type attribute of a node n (SymConst, Call, Alloc, Free, @@ -1067,6 +1102,27 @@ entity *get_irn_entity_attr(ir_node *n); /** Returns non-zero for constant-like nodes. */ int is_irn_constlike(const ir_node *node); +/** + * Returns non-zero for nodes that are allowed to have keep-alives and + * are neither Block nor PhiM. + */ +int is_irn_keep(const ir_node *node); + +/** + * Returns non-zero for nodes that are machine operations. + */ +int is_irn_machine_op(const ir_node *node); + +/** + * Returns non-zero for nodes that are machine operands. + */ +int is_irn_machine_operand(const ir_node *node); + +/** + * Returns non-zero for nodes that have the n'th user machine flag set. + */ +int is_irn_machine_user(const ir_node *node, unsigned n); + /** * A type to express conditional jump predictions. */ @@ -1121,6 +1177,12 @@ unsigned register_additional_node_data(unsigned size); */ void *get_irn_generic_attr(ir_node *node); +/** + * Returns the unique node index for the node in its graph. + * This index is used to access phase information for this node. + */ +unsigned get_irn_idx(const ir_node *node); + /*-----------------------------------------------------------------*/ /** Debug aides **/ /*-----------------------------------------------------------------*/