-
-
/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
** All rights reserved.
**
# include "tv.h"
# include "type.h"
-/* projection numbers of compare. */
-enum {
- False, /* false */
- Eq, /* equal */
- Lt, /* less */
- Le, /* less or equal */
- Gt, /* greater */
- Ge, /* greater or equal */
- Lg, /* less or greater */
- Leg, /* less, equal or greater = ordered */
- Uo, /* unordered */
- Ue, /* unordered or equal */
- Ul, /* unordered or less */
- Ule, /* unordered, less or equal */
- Ug, /* unordered or greater */
- Uge, /* unordered, greater or equal */
- Ne, /* unordered, less or greater = not equal */
- True, /* true */
- not_mask = Leg /* bits to flip to negate comparison */
-} pnc_number;
-
-inline char *
-get_pnc_string(int pnc);
-
-int
-get_negated_pnc(int pnc);
-
-
-/* projection numbers for result of Start node. */
-enum {
- pns_initial_exec, /* Projection on an executable, the initial control
- flow. */
- pns_global_store, /* Projection on the global store */
- pns_frame_base, /* Projection on the frame base */
- pns_globals, /* Projection on the pointer to the data segment
- containing _all_ global entities. */
- pns_args /* Projection on all arguments */
-} pns_number;
-
-/* ir node attributes */
-typedef struct {
- unsigned long block_visit; /* for the walker that walks over all blocks. */
- /* Attributes private to construction: */
- bool matured; /* if set, all in-nodes of the block are fixed */
- struct ir_node **graph_arr; /* array to store all parameters */
-} block_attr;
-
-typedef enum {
- type_tag, /* The SymConst is a type tag for the given type.
- Type_or_id is type */
- size, /* The SymConst is the size of the given type.
- Type_or_id is type */
- linkage_ptr_info /* The SymConst is a symbolic pointer to be filled in
- by the linker. Type_or_id is ident */
-} symconst_kind;
-
-typedef union {
- type *typ;
- ident *ptrinfo;
-} type_or_id;
-
-typedef struct {
- type_or_id tori;
- symconst_kind num;
-} symconst_attr;
-
-typedef enum {
- static_linkage, /* entity is used internal and not visible out of this
- file/class. */
- external_linkage, /* */
- no_linkage
-} linkage_type;
-
-typedef struct {
- entity *ent; /* entity to select */
- linkage_type *ltyp; /* linkage type of the entity */
-} sel_attr;
-
-typedef enum {
- stack_alloc, /* Alloc allocates the object on the stack. */
- heap_alloc /* lloc allocates the object on the heap. */
-} where_alloc;
-
-typedef struct {
- type *type; /* Type of the allocated object. */
- where_alloc where; /* stack, heap or other managed part of memory */
-} alloc_attr;
-
-/* Some irnodes just have one attribute, these are stored here,
- some have more. Their name is 'irnodename_attr' */
-typedef union {
- block_attr block; /* For Block: Fields needed to construct it */
- struct tarval *con; /* For Const: contains the value of the constant */
- symconst_attr i; /* For SymConst. */
- sel_attr s; /* For Sel. */
- type_method *call; /* For Call: pointer to the type of the method to call */
- long proj; /* For Proj: contains the result position to project */
- alloc_attr a; /* For Alloc. */
- type *f; /* For Free. */
- int phi0_pos; /* For Phi. Used to remember the value defined by
- this Phi node. Needed when the Phi is completed
- to call get_r_internal_value to find the
- predecessors. If this attribute is set, the Phi
- node takes the role of the obsolete Phi0 node,
- therefore the name. */
-} attr;
-
-
-/* common structure of an irnode */
-/* if the node has some attributes, they are stored in attr */
-
-struct ir_node {
- firm_kind kind; /* distinguishes this node from others */
- ir_op *op; /* Opcode of this node. */
- ir_mode *mode; /* Mode of this node. */
- unsigned long visit; /* visited counter for walks of the graph */
- struct ir_node **in; /* array with predecessors / operands */
- struct ir_node *link; /* for linking nodes somehow to a list, e.g.
- used while construction to link Phi0 nodes and
- during optimization to link to nodes that
- shall replace a node. */
- attr attr; /* attribute of this node. Depends on opcode. */
- /* Must be last attribute of struct ir_node. */
-} ;
-
-
/* The typedefiniton of ir_node is also in irgraph.h to resolve
recursion between irnode.h and irgraph.h */
#ifndef _IR_NODE_TYPEDEF_
typedef struct ir_node ir_node;
#endif
-#if 0 /* I didn't manage to place this here as it causes cyclic inclusion
- of header files/a cyclic dependency between ir_graph and ir_node. */
/* irnode constructor */
/* Create a new irnode in irg, with an op, mode, arity and */
/* some incoming irnodes. */
/* If arity is negative, a node with a dynamic array is created. */
-/* inline ir_node *new_ir_node (int *irg, ir_node *block, ir_op *op,
- ir_mode *mode, int arity, ir_node **in);
-*/
-#endif
-
inline ir_node *
new_ir_node (ir_graph *irg,
int arity,
ir_node **in);
-
-/* Print IR-Nodes with attributes */
-/* @@@@ brauchen wir dienoch? dann fliegt ev. das xprint raus?*/
-int ir_node_print (XP_PAR1, const xprintf_info *, XP_PARN);
-
-
-/** manipulate the fields of ir_node **/
+/** Manipulate the fields of ir_node. With these access routines
+ you can work on the graph without considering the different types
+ of nodes, it's just a big graph. **/
/* returns the number of predecessors without the block predecessor: */
int get_irn_arity (ir_node *node);
/* to iterate through the predecessors without touching the array. No
order of predecessors guaranteed.
To iterate over the operands iterate from 0 to i < get_irn_arity(),
- to iterate includind the Block predecessor iterate from i = -1 to
+ to iterate including the Block predecessor iterate from i = -1 to
i < get_irn_arity. */
+/* Access predecessor n */
inline ir_node *get_irn_n (ir_node *node, int n);
inline void set_irn_n (ir_node *node, int n, ir_node *in);
+/* Get the mode struct. */
inline ir_mode *get_irn_mode (ir_node *node);
+/* Get the mode-enum modecode */
inline modecode get_irn_modecode (ir_node *node);
+/* Get the ident for a string representation of the mode */
+inline ident *get_irn_modeident (ir_node *node);
+/* Access the opcode struct of the node */
inline ir_op *get_irn_op (ir_node *node);
-/* should be private to the library: */
inline void set_irn_op (ir_node *node, ir_op *op);
+/* Get the opcode-enum of the node */
inline opcode get_irn_opcode (ir_node *node);
+/* Get the ident for a string representation of the opcode */
+inline const char *get_irn_opname (ir_node *node);
+inline ident *get_irn_opident (ir_node *node);
+inline void set_irn_visited (ir_node *node, unsigned long visited);
+inline unsigned long get_irn_visited (ir_node *node);
inline void set_irn_link (ir_node *node, ir_node *link);
inline ir_node *get_irn_link (ir_node *node);
+#ifdef DEBUG_libfirm
+/* Outputs a unique number for this node */
+inline long get_irn_node_nr(ir_node *node);
+#endif
-
-/** access attributes directly **/
-inline tarval *get_irn_const_attr (ir_node *node);
-inline long get_irn_proj_attr (ir_node *node);
-inline alloc_attr get_irn_alloc_attr (ir_node *node);
-inline type *get_irn_free_attr (ir_node *node);
-inline symconst_attr get_irn_symconst_attr (ir_node *node);
-type_method *get_irn_call_attr (ir_node *node);
-sel_attr get_irn_sel_attr (ir_node *node);
-int get_irn_phi_attr (ir_node *node);
-block_attr get_irn_return_attr (ir_node *node);
-
-/** manipulate fields of individual nodes **/
+/** Manipulate fields of individual nodes. **/
/* this works for all except Block */
-inline ir_node *get_nodes_Block (ir_node *node);
-inline void set_nodes_Block (ir_node *node, ir_node *block);
+inline ir_node *get_nodes_Block (ir_node *node);
+inline void set_nodes_Block (ir_node *node, ir_node *block);
-int get_Block_n_cfgpreds (ir_node *node);
+/* Projection numbers for result of Start node: use for Proj nodes! */
+typedef enum {
+ pns_initial_exec, /* Projection on an executable, the initial control
+ flow. */
+ pns_global_store, /* Projection on the global store */
+ pns_frame_base, /* Projection on the frame base */
+ pns_globals, /* Projection on the pointer to the data segment
+ containing _all_ global entities. */
+ pns_args /* Projection on all arguments */
+} pns_number;
+
+inline ir_node **get_Block_cfgpred_arr (ir_node *node);
+int get_Block_n_cfgpreds (ir_node *node);
/* inline void set_Block_n_cfgpreds (ir_node *node, int n_preds); */
-inline ir_node *get_Block_cfgpred (ir_node *node, int pos);
-inline void set_Block_cfgpred (ir_node *node, int pos, ir_node *pred);
-inline bool get_Block_matured (ir_node *node);
-inline void set_Block_matured (ir_node *node, bool matured);
-inline bool get_Block_closed (ir_node *node);
-inline void set_Block_closed (ir_node *node, bool closed);
-inline unsigned long get_Block_block_visit (ir_node *node);
-inline void set_Block_block_visit (ir_node *node, unsigned long visit);
-inline ir_node *get_Block_graph_arr (ir_node *node, int pos);
-inline void set_Block_graph_arr (ir_node *node, int pos, ir_node *value);
-
-inline ir_node *get_Cond_selector (ir_node *node);
-inline void set_Cond_selector (ir_node *node, ir_node *selector);
-
-inline ir_node *get_Return_mem (ir_node *node);
-inline void set_Return_mem (ir_node *node, ir_node *mem);
-inline int get_Return_n_res (ir_node *node);
+inline ir_node *get_Block_cfgpred (ir_node *node, int pos);
+inline void set_Block_cfgpred (ir_node *node, int pos, ir_node *pred);
+inline bool get_Block_matured (ir_node *node);
+inline void set_Block_matured (ir_node *node, bool matured);
+inline unsigned long get_Block_block_visited (ir_node *node);
+inline void set_Block_block_visited (ir_node *node, unsigned long visit);
+inline ir_node *get_Block_graph_arr (ir_node *node, int pos);
+inline void set_Block_graph_arr (ir_node *node, int pos, ir_node *value);
+
+inline ir_node *get_Cond_selector (ir_node *node);
+inline void set_Cond_selector (ir_node *node, ir_node *selector);
+
+inline ir_node *get_Return_mem (ir_node *node);
+inline void set_Return_mem (ir_node *node, ir_node *mem);
+inline ir_node **get_Return_res_arr (ir_node *node);
+inline int get_Return_n_res (ir_node *node);
/*inline void set_Return_n_res (ir_node *node, int results); */
-inline ir_node *get_Return_res (ir_node *node, int pos);
-inline void set_Return_res (ir_node *node, int pos, ir_node *res);
+inline ir_node *get_Return_res (ir_node *node, int pos);
+inline void set_Return_res (ir_node *node, int pos, ir_node *res);
inline ir_node *get_Raise_mem (ir_node *node);
inline void set_Raise_mem (ir_node *node, ir_node *mem);
-inline ir_node *get_Raise_exoptr (ir_node *node); /* PoinTeR to EXception Object */
-inline void set_Raise_exoptr (ir_node *node, ir_node *exoptr);
+inline ir_node *get_Raise_exo_ptr (ir_node *node); /* PoinTeR to EXception Object */
+inline void set_Raise_exo_ptr (ir_node *node, ir_node *exoptr);
inline tarval *get_Const_tarval (ir_node *node);
inline void set_Const_tarval (ir_node *node, tarval *con);
+/* This enum names the three different kinds of symbolic Constants
+ represented by SymConst. The content of the attribute type_or_id
+ depends on this tag. Use the proper access routine after testing
+ this flag. */
+typedef enum {
+ type_tag, /* The SymConst is a type tag for the given type.
+ Type_or_id_p is type *. */
+ size, /* The SymConst is the size of the given type.
+ Type_or_id_p is type *. */
+ linkage_ptr_info /* The SymConst is a symbolic pointer to be filled in
+ by the linker. Type_or_id_p is ident *. */
+} symconst_kind;
+typedef union type_or_id * type_or_id_p;
inline symconst_kind get_SymConst_kind (ir_node *node);
inline void set_SymConst_kind (ir_node *node, symconst_kind num);
+/* Only to access SymConst of kind type_tag or size. Else assertion: */
inline type *get_SymConst_type (ir_node *node);
inline void set_SymConst_type (ir_node *node, type *type);
+/* Only to access SymConst of kind linkage_ptr_info. Else assertion: */
inline ident *get_SymConst_ptrinfo (ir_node *node);
inline void set_SymConst_ptrinfo (ir_node *node, ident *ptrinfo);
+/* Sets both: type and ptrinfo. Needed to treat the node independent of
+ its semantics. Does a memcpy for the memory tori points to. */
+inline type_or_id_p get_SymConst_type_or_id (ir_node *node);
+inline void set_SymConst_type_or_id (ir_node *node, type_or_id_p tori);
inline ir_node *get_Sel_mem (ir_node *node);
inline void set_Sel_mem (ir_node *node, ir_node *mem);
inline ir_node *get_Sel_ptr (ir_node *node); /* ptr to the object to select from */
inline void set_Sel_ptr (ir_node *node, ir_node *ptr);
+inline ir_node **get_Sel_index_arr (ir_node *node);
inline int get_Sel_n_index (ir_node *node);
/*inline void set_Sel_n_index (ir_node *node, int n_index); */
inline ir_node *get_Sel_index (ir_node *node, int pos);
inline void set_Sel_index (ir_node *node, int pos, ir_node *index);
inline entity *get_Sel_entity (ir_node *node); /* entity to select */
inline void set_Sel_entity (ir_node *node, entity *ent);
-inline linkage_type *get_Sel_linkage_type (ir_node *node);
-inline void set_Sel_linkage_type (ir_node *node, linkage_type *lt);
+typedef enum {
+ static_linkage, /* entity is used internal and not visible out of this
+ file/class. */
+ external_linkage, /* */
+ no_linkage
+} linkage_type;
+inline linkage_type get_Sel_linkage_type (ir_node *node);
+inline void set_Sel_linkage_type (ir_node *node, linkage_type lt);
inline ir_node *get_Call_mem (ir_node *node);
inline void set_Call_mem (ir_node *node, ir_node *mem);
inline ir_node *get_Call_ptr (ir_node *node);
inline void set_Call_ptr (ir_node *node, ir_node *ptr);
+inline ir_node **get_Call_param_arr (ir_node *node);
+inline int get_Call_n_params (ir_node *node);
inline int get_Call_arity (ir_node *node);
/* inline void set_Call_arity (ir_node *node, ir_node *arity); */
inline ir_node *get_Call_param (ir_node *node, int pos);
inline void set_Call_param (ir_node *node, int pos, ir_node *param);
-inline type_method *get_Call_type (ir_node *node);
-inline void set_Call_type (ir_node *node, type_method *type);
+inline type *get_Call_type (ir_node *node);
+inline void set_Call_type (ir_node *node, type *type);
/* For unary and binary arithmetic operations the access to the
operands can be factored out. Left is the first, right the
inline ir_node *get_Not_op (ir_node *node);
inline void set_Not_op (ir_node *node, ir_node *op);
+/* Projection numbers of compare: use for Proj nodes! */
+typedef enum {
+ False, /* false */
+ Eq, /* equal */
+ Lt, /* less */
+ Le, /* less or equal */
+ Gt, /* greater */
+ Ge, /* greater or equal */
+ Lg, /* less or greater */
+ Leg, /* less, equal or greater = ordered */
+ Uo, /* unordered */
+ Ue, /* unordered or equal */
+ Ul, /* unordered or less */
+ Ule, /* unordered, less or equal */
+ Ug, /* unordered or greater */
+ Uge, /* unordered, greater or equal */
+ Ne, /* unordered, less or greater = not equal */
+ True, /* true */
+ not_mask = Leg /* bits to flip to negate comparison */
+} pnc_number;
+inline char *get_pnc_string(int pnc);
+inline int get_negated_pnc(int pnc);
inline ir_node *get_Cmp_left (ir_node *node);
inline void set_Cmp_left (ir_node *node, ir_node *left);
inline ir_node *get_Cmp_right (ir_node *node);
inline ir_node *get_Conv_op (ir_node *node);
inline void set_Conv_op (ir_node *node, ir_node *op);
-inline int get_Phi_n_preds (ir_node *node);
+inline ir_node **get_Phi_preds_arr (ir_node *node);
+inline int get_Phi_n_preds (ir_node *node);
/* inline void set_Phi_n_preds (ir_node *node, int n_preds); */
-inline ir_node *get_Phi_pred (ir_node *node, int pos);
-inline void set_Phi_pred (ir_node *node, int pos, ir_node *pred);
+inline ir_node *get_Phi_pred (ir_node *node, int pos);
+inline void set_Phi_pred (ir_node *node, int pos, ir_node *pred);
inline ir_node *get_Load_mem (ir_node *node);
inline void set_Load_mem (ir_node *node, ir_node *mem);
inline void set_Alloc_size (ir_node *node, ir_node *size);
inline type *get_Alloc_type (ir_node *node);
inline void set_Alloc_type (ir_node *node, type *type);
+typedef enum {
+ stack_alloc, /* Alloc allocates the object on the stack. */
+ heap_alloc /* Alloc allocates the object on the heap. */
+} where_alloc;
inline where_alloc get_Alloc_where (ir_node *node);
inline void set_Alloc_where (ir_node *node, where_alloc where);
inline ir_node *get_Free_ptr (ir_node *node);
inline void set_Free_ptr (ir_node *node, ir_node *ptr);
inline ir_node *get_Free_size (ir_node *node);
-inline void set_Alloc_size (ir_node *node, ir_node *size);
+inline void set_Free_size (ir_node *node, ir_node *size);
inline type *get_Free_type (ir_node *node);
inline void set_Free_type (ir_node *node, type *type);
-inline int get_Sync_n_preds (ir_node *node);
+inline ir_node **get_Sync_preds_arr (ir_node *node);
+inline int get_Sync_n_preds (ir_node *node);
/* inline void set_Sync_n_preds (ir_node *node, int n_preds); */
-inline ir_node *get_Sync_pred (ir_node *node, int pos);
-inline void set_Sync_pred (ir_node *node, int pos, ir_node *pred);
+inline ir_node *get_Sync_pred (ir_node *node, int pos);
+inline void set_Sync_pred (ir_node *node, int pos, ir_node *pred);
-inline ir_node *get_Proj_pred (ir_node *node);
-inline void set_Proj_pred (ir_node *node, ir_node *pred);
-inline long get_Proj_proj (ir_node *node);
-inline void set_Proj_proj (ir_node *node, long proj);
+inline ir_node *get_Proj_pred (ir_node *node);
+inline void set_Proj_pred (ir_node *node, ir_node *pred);
+inline long get_Proj_proj (ir_node *node);
+inline void set_Proj_proj (ir_node *node, long proj);
-inline int get_Tuple_n_preds (ir_node *node);
+inline ir_node **get_Tuple_preds_arr (ir_node *node);
+inline int get_Tuple_n_preds (ir_node *node);
/* inline void set_Tuple_n_preds (ir_node *node, int n_preds); */
-inline ir_node *get_Tuple_pred (ir_node *node, int pos);
-inline void set_Tuple_pred (ir_node *node, int pos, ir_node *pred);
+inline ir_node *get_Tuple_pred (ir_node *node, int pos);
+inline void set_Tuple_pred (ir_node *node, int pos, ir_node *pred);
-inline ir_node *get_Id_pred (ir_node *node);
-inline void set_Id_pred (ir_node *node, ir_node *pred);
+inline ir_node *get_Id_pred (ir_node *node);
+inline void set_Id_pred (ir_node *node, ir_node *pred);
Start, End, Jmp, Cond, Return, Raise */
int is_cfop(ir_node *node);
/* Returns true if the operation can change the control flow because
- of a exception. */
+ of an exception. */
int is_fragile_op(ir_node *node);
+
+
+/* Makros for debugging the libfirm */
+#ifdef DEBUG_libfirm
+#include "ident.h"
+
+#define DDMSG printf("%s(l.%i)\n", __FUNCTION__, __LINE__)
+#define DDMSG1(X) printf("%s(l.%i) %s\n", __FUNCTION__, __LINE__, \
+ id_to_str(get_irn_opident(X)))
+#define DDMSG2(X) printf("%s(l.%i) %s: %ld\n", __FUNCTION__, __LINE__, \
+ id_to_str(get_irn_opident(X)), get_irn_node_nr(X))
+#define DDMSG3(X) printf("%s(l.%i) %s: %p\n", __FUNCTION__, __LINE__, \
+ print_firm_kind(X), (X))
+
+#endif
+
# endif /* _IRNODE_H_ */
projects / libfirm / blobdiff