/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
/** 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 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. */
- unsigned tag; /**< Some custom TAG value the op's creator set to. */
- void *attr; /**< custom pointer where op's creator can attach attribute stuff to. */
-
- ir_op_ops ops; /**< The operations of the this 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 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. */
+ int fragile_mem_index; /**< index of memory input for fragile nodes */
+ int pn_x_regular; /**< for fragile ops the position of the
+ X_regular output */
+ int pn_x_except; /**< for fragile ops the position of the
+ X_except output */
+ unsigned flags; /**< Flags describing the behavior of the ir_op,
+ a bitmasks of irop_flags. */
+ unsigned tag; /**< Some custom TAG value the op's creator set */
+ void *attr; /**< custom pointer where op's creator can attach
+ attribute stuff to. */
+ ir_op_ops ops; /**< The operations of the this op. */
};
/**
ir_visited_t block_visited; /**< For the walker that walks over all blocks. */
/* Attributes private to construction: */
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 marked:1; /**< Can be set/unset to temporary mark a block. */
ir_node **graph_arr; /**< An array to store all parameters. */
/* Attributes holding analyses information */
/** Exception attributes. */
typedef struct except_attr {
- op_pin_state pin_state; /**< the pin state for operations that might generate a exception:
- If it's know that no exception will be generated, could be set to
- op_pin_state_floats. */
+ unsigned pin_state : 2; /**< the pin state for operations with
+ variable pinned state. Contains a
+ op_pin_state */
+ unsigned throws_exception : 1; /**< if true a fragile op throws and
+ must produce X_except and X_regular
+ values */
} except_attr;
/** Call attributes. */
typedef struct load_attr {
except_attr exc; /**< The exception attribute. MUST be the first one. */
unsigned volatility:1; /**< The volatility of this Load operation. */
- unsigned aligned:1; /**< The align attribute of this Load operation. */
+ unsigned unaligned:1; /**< The align attribute of this Load operation. */
ir_mode *mode; /**< The mode of this Load operation. */
} load_attr;
typedef struct store_attr {
except_attr exc; /**< the exception attribute. MUST be the first one. */
unsigned volatility:1; /**< The volatility of this Store operation. */
- unsigned aligned:1; /**< The align attribute of this Store operation. */
+ unsigned unaligned:1; /**< The align attribute of this Store operation. */
} store_attr;
typedef struct phi_attr {
} u;
} phi_attr;
+/**< Cmp attribute. */
+typedef struct cmp_attr {
+ ir_relation relation; /**< comparison condition. */
+} cmp_attr;
/**< Confirm attribute. */
typedef struct confirm_attr {
- pn_Cmp cmp; /**< The compare operation. */
+ ir_relation relation; /**< relation between value and bound */
} confirm_attr;
/** CopyB attribute. */
char strict; /**< If set, this is a strict Conv that cannot be removed. */
} conv_attr;
-/** Div/Mod/DivMod/Quot attribute. */
-typedef struct divmod_attr {
+/** Div attribute. */
+typedef struct div_attr {
except_attr exc; /**< The exception attribute. MUST be the first one. */
ir_mode *resmode; /**< Result mode for the division. */
char no_remainder; /**< Set, if known that a division can be done without a remainder. */
-} divmod_attr;
+} div_attr;
+
+/** Mod attribute. */
+typedef struct mod_attr {
+ except_attr exc; /**< The exception attribute. MUST be the first one. */
+ ir_mode *resmode; /**< Result mode for the division. */
+} mod_attr;
/** Inline Assembler support attribute. */
typedef struct asm_attr {
bad_attr bad; /**< for Bads: irg reference */
anchor_attr anchor; /**< for Anchor: irg reference */
block_attr block; /**< For Block: Fields needed to construct it */
+ cmp_attr cmp; /**< For Cmp. */
cond_attr cond; /**< For Cond. */
const_attr con; /**< For Const: contains the value of the constant and a type */
symconst_attr symc; /**< For SymConst. */
copyb_attr copyb; /**< For CopyB operation */
bound_attr bound; /**< For Bound operation */
conv_attr conv; /**< For Conv operation */
- divmod_attr divmod; /**< For Div/Mod/DivMod operation */
+ div_attr div; /**< For Div operation */
+ mod_attr mod; /**< For Mod operation */
asm_attr assem; /**< For ASM operation. */
} ir_attr;
anchor_start, /**< start node of this ir_graph */
anchor_initial_exec, /**< methods initial control flow */
anchor_frame, /**< methods frame */
- anchor_tls, /**< pointer to the thread local storage containing all
- thread local data. */
anchor_initial_mem, /**< initial memory of this graph */
anchor_args, /**< methods arguments */
- anchor_bad, /**< bad node of this ir_graph, the one and
- only in this graph */
anchor_no_mem, /**< NoMem node of this ir_graph, the one and only in this graph */
anchor_last
};
typedef struct cg_callee_entry {
ir_graph *irg; /**< The called irg. */
ir_node **call_list; /**< The list of all calls to the irg. */
- int max_depth; /**< Maximum depth of all Call nodes to irg. */
+ size_t max_depth; /**< Maximum depth of all Call nodes to irg. */
} cg_callee_entry;
/**
cg_callee_entry **callees; /**< For callgraph analysis: list of callee calls */
unsigned *callee_isbe; /**< For callgraph analysis: raw bitset if backedge info calculated. */
ir_loop *l; /**< For callgraph analysis. */
- int callgraph_loop_depth; /**< For callgraph analysis */
- int callgraph_recursion_depth; /**< For callgraph analysis */
+ size_t callgraph_loop_depth; /**< For callgraph analysis */
+ size_t 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 */
+ size_t index; /**< a unique number for each graph */
ir_phase *phases[PHASE_LAST+1]; /**< Phase information. */
void *be_data; /**< backend can put in private data here */
irp_callgraph_state callgraph_state; /**< The state of the callgraph. */
ir_loop *outermost_cg_loop; /**< For callgraph analysis: entry point
to looptree over callgraph. */
- int max_callgraph_loop_depth; /**< needed in callgraph. */
- int max_callgraph_recursion_depth; /**< needed in callgraph. */
+ size_t max_callgraph_loop_depth; /**< needed in callgraph. */
+ size_t max_callgraph_recursion_depth; /**< needed in callgraph. */
double max_method_execution_frequency; /**< needed in callgraph. */
irp_temperature_state temperature_state; /**< accumulated temperatures computed? */
exec_freq_state execfreq_state; /**< The state of execution frequency information */
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 */
+ size_t max_irg_idx; /**< highest unused irg index */
long max_node_nr; /**< to generate unique numbers for nodes. */
unsigned dump_nr; /**< number of program info dumps */
#ifndef NDEBUG