/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
#include "irmemory.h"
#include "callgraph.h"
#include "field_temperature.h"
+#include "irphases_t.h"
#include "pset.h"
#include "set.h"
#include "list.h"
+#include "obst.h"
+
+struct ir_phase;
/** The type of an ir_op. */
struct ir_op {
unsigned code; /**< The unique opcode of the op. */
ident *name; /**< The name of the op. */
size_t attr_size; /**< Space needed in memory for private attributes. */
- op_pin_state op_pin_state_pinned; /**< How to deal with the node in CSE, PRE. */
+ op_pin_state pin_state; /**< How to deal with the node in CSE, PRE. */
op_arity opar; /**< The arity of operator. */
int op_index; /**< The index of the first data operand, 0 for most cases, 1 for Div etc. */
unsigned flags; /**< Flags describing the behavior of the ir_op, a bitmasks of irop_flags. */
void *tag; /**< Some custom pointer the op's creator can attach stuff to. */
+ void *attr; /**< custom pointer where op's creator can attach attribute stuff to. */
ir_op_ops ops; /**< The operations of the this op. */
};
int, float, reference ...
(see irmode.h) */
mode_arithmetic arithmetic; /**< different arithmetic operations possible with a mode */
- int size; /**< size of the mode in Bits. */
+ unsigned size; /**< size of the mode in Bits. */
unsigned sign:1; /**< signedness of this mode */
unsigned int modulo_shift; /**< number of bits a values of this mode will be shifted */
unsigned vector_elem; /**< if this is not equal 1, this is a vector mode with
tarval *null; /**< the value 0 */
tarval *one; /**< the value 1 */
tarval *minus_one; /**< the value -1 */
+ tarval *all_one; /**< the value ~0 */
ir_mode *eq_signed; /**< For pointer modes, the equivalent signed integer one. */
ir_mode *eq_unsigned; /**< For pointer modes, the equivalent unsigned integer one. */
void *link; /**< To store some intermediate information */
unsigned is_matured:1; /**< If set, all in-nodes of the block are fixed. */
unsigned is_dead:1; /**< If set, the block is dead (and could be replace by a Bad. */
unsigned is_mb_head:1; /**< Set if this block is a macroblock head. */
+ unsigned has_label:1; /**< Set if this block has a label assigned. */
ir_node **graph_arr; /**< An array to store all parameters. */
/* Attributes holding analyses information */
ir_dom_info dom; /**< Datastructure that holds information about dominators.
ir_node ** in_cg; /**< array with predecessors in
* interprocedural_view, if they differ
* from intraprocedural predecessors */
- int *backedge; /**< Field n set to true if pred n is backedge.
- @@@ @todo Ev. replace by bit field! */
- int *cg_backedge; /**< Field n set to true if pred n is interprocedural backedge.
- @@@ @todo Ev. replace by bit field! */
+ unsigned *backedge; /**< Raw Bitfield n set to true if pred n is backedge.*/
+ unsigned *cg_backedge; /**< Raw Bitfield n set to true if pred n is interprocedural backedge. */
ir_extblk *extblk; /**< The extended basic block this block belongs to. */
ir_region *region; /**< The immediate structural region this block belongs to. */
unsigned mb_depth; /**< The macroblock depth: A distance from the macroblock header */
+ ir_label_t label; /**< The block label if assigned. */
+ ir_node *phis; /**< The list of Phi nodes in this block. */
struct list_head succ_head; /**< A list head for all successor edges of a block. */
} block_attr;
typedef struct {
except_attr exc; /**< the exception attribute. MUST be the first one. */
ir_type *type; /**< Type of the allocated object. */
- where_alloc where; /**< stack, heap or other managed part of memory */
+ ir_where_alloc where; /**< stack, heap or other managed part of memory */
} alloc_attr;
/** Free attributes. */
typedef struct {
ir_type *type; /**< Type of the allocated object. */
- where_alloc where; /**< stack, heap or other managed part of memory */
+ ir_where_alloc where; /**< stack, heap or other managed part of memory */
} free_attr;
/** InstOf attributes. */
/** Filter attributes. */
typedef struct {
long proj; /**< contains the result position to project (Proj) */
- ir_node ** in_cg; /**< array with interprocedural predecessors (Phi) */
- int *backedge; /**< Field n set to true if pred n is backedge.
- @todo Ev. replace by bitfield! */
+ ir_node **in_cg; /**< array with interprocedural predecessors (Phi) */
+ unsigned *backedge; /**< Raw Bitfield n set to true if pred n is backedge. */
} filter_attr;
/** CallBegin attributes. */
typedef struct {
except_attr exc; /**< The exception attribute. MUST be the first one. */
ir_mode *load_mode; /**< The mode of this Load operation. */
- ir_volatility volatility; /**< The volatility of a Load/Store operation. */
+ unsigned volatility:1; /**< The volatility of this Load operation. */
+ unsigned aligned:1; /**< The align attribute of this Load operation. */
} load_attr;
/** Store attributes. */
typedef struct {
except_attr exc; /**< the exception attribute. MUST be the first one. */
- ir_volatility volatility; /**< the volatility of a Store operation */
+ unsigned volatility:1; /**< The volatility of this Store operation. */
+ unsigned aligned:1; /**< The align attribute of this Store operation. */
} store_attr;
typedef struct {
- int pos; /**< For Phi0. 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. */
-} phi0_attr;
+ ir_node *next; /**< Points to the next Phi in the Phi list of a block. */
+ union {
+ unsigned *backedge; /**< Raw Bitfield: bit n is set to true if pred n is backedge. */
+ int pos; /**< For Phi0. 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. */
+ } u;
+} phi_attr;
+
/**< Confirm attribute. */
typedef struct {
typedef struct {
except_attr exc; /**< The exception attribute. MUST be the first one. */
ir_mode *res_mode; /**< Result mode for the division. */
+ char no_remainder; /**< Set, if known that a division can be done without a remainder. */
} divmod_attr;
/** Inline Assembler support attribute. */
cast_attr cast; /**< For Cast. */
load_attr load; /**< For Load. */
store_attr store; /**< For Store. */
- phi0_attr phi0; /**< for Phi0 nodes. */
- int *phi_backedge; /**< For Phi after construction.
- Field n set to true if pred n is backedge.
- @todo Ev. replace by bitfield! */
+ phi_attr phi; /**< For Phi. */
long proj; /**< For Proj: contains the result position to project */
confirm_attr confirm; /**< For Confirm: compare operation and region. */
filter_attr filter; /**< For Filter */
struct dbg_info *dbi; /**< A pointer to information for debug support. */
/* ------- For debugging ------- */
#ifdef DEBUG_libfirm
- int out_valid;
+ unsigned out_valid : 1;
+ unsigned flags : 31;
long node_nr; /**< A unique node number for each node to make output
readable. */
#endif
Must be last field of struct ir_node. */
};
+#include "iredgeset.h"
+
/**
* Edge info to put into an irg.
*/
typedef struct _irg_edge_info_t {
+#if 0
set *edges; /**< a set containing all edges of a graph. */
- unsigned activated : 1; /**< set if edges are activated for the graph. */
+#else
+ ir_edgeset_t edges;
+ struct obstack edges_obst;
+ unsigned allocated : 1;
+#endif
+ unsigned activated : 1; /**< set if edges are activated for the graph. */
} irg_edge_info_t;
typedef irg_edge_info_t irg_edges_info_t[EDGE_KIND_LAST];
class it belongs to. */
ir_type *frame_type; /**< A class type representing the stack frame.
Can include "inner" methods. */
- ir_node *anchor; /**< The anchor node. */
- ir_node **proj_args; /**< Projs of the methods arguments. */
+ ir_node *anchor; /**< Pointer to the anchor node of this graph. */
struct obstack *obst; /**< The obstack where all of the ir_nodes live. */
ir_node *current_block; /**< Current block for newly gen_*()-erated ir_nodes. */
struct obstack *extbb_obst; /**< The obstack for extended basic block info. */
the node. */
ir_graph **callers; /**< For callgraph analysis: list of caller graphs. */
- unsigned char *caller_isbe; /**< For callgraph analysis: set if backedge. */
+ unsigned *caller_isbe; /**< For callgraph analysis: raw bitset if backedge info calculated. */
cg_callee_entry **callees; /**< For callgraph analysis: list of callee calls */
- unsigned char *callee_isbe; /**< For callgraph analysis: set if backedge. */
+ unsigned *callee_isbe; /**< For callgraph analysis: raw bitset if backedge info calculated. */
int callgraph_loop_depth; /**< For callgraph analysis */
int callgraph_recursion_depth; /**< For callgraph analysis */
double method_execution_frequency; /**< For callgraph analysis */
irg_edges_info_t edge_info; /**< edge info for automatic outs */
ir_node **idx_irn_map; /**< Array mapping node indexes to nodes. */
+ int index; /**< a unique number for each graph */
+ ir_phase *phases[PHASE_LAST]; /**< Phase information. */
#ifdef DEBUG_libfirm
- int n_outs; /**< Size wasted for outs */
- long graph_nr; /**< a unique graph number for each graph to make output
- readable. */
+ int n_outs; /**< Size wasted for outs */
+ long graph_nr; /**< a unique graph number for each
+ graph to make output readable. */
#endif
#ifndef NDEBUG
- unsigned using_visited : 1; /**< set to 1 if we are currently using the visited flag */
+ unsigned using_irn_visited : 1; /**< set to 1 if we are currently using the visited flag */
unsigned using_block_visited : 1; /**< set to 1 if we are currently using the block_visited flag */
unsigned using_irn_link : 1; /**< set to 1 if we are currently using the irn_link fields */
#endif
ir_address_taken_computed_state globals_adr_taken_state; /**< Address taken state of the globals. */
ir_exc_region_t last_region_nr; /**< The last exception region number that was assigned. */
+ ir_label_t last_label_nr; /**< The highest label number for generating unique labels. */
+ int max_irg_idx; /**< highest unused irg index */
#ifdef DEBUG_libfirm
long max_node_nr; /**< to generate unique numbers for nodes. */
#endif
};
-
#endif
projects / libfirm / blobdiff