dt_node Class Reference

Inheritance diagram for dt_node:

Collaboration diagram for dt_node:

Public Types
enum	dt_type {   DT_NODE , DT_OPERAND , DT_TRUE , DT_MATCH ,   DT_SIMPLIFY }

Public Member Functions
	dt_node (enum dt_type type_, dt_node *parent_)
dt_node *	append_node (dt_node *)
dt_node *	append_op (operand *, dt_node *parent, unsigned pos)
dt_node *	append_true_op (operand *, dt_node *parent, unsigned pos)
dt_node *	append_match_op (operand *, dt_operand *, dt_node *parent, unsigned pos)
dt_node *	append_simplify (simplify *, unsigned, dt_operand **)
virtual void	gen (FILE *, int, bool, int)
void	gen_kids (FILE *, int, bool, int)
void	gen_kids_1 (FILE *, int, bool, int, const vec< dt_operand * > &, const vec< dt_operand * > &, const vec< dt_operand * > &, const vec< dt_operand * > &, const vec< dt_operand * > &, const vec< dt_node * > &)
void	analyze (sinfo_map_t &)

Data Fields
enum dt_type	type
unsigned	level
dt_node *	parent
vec< dt_node * >	kids
unsigned	num_leafs
unsigned	total_size
unsigned	max_level

Detailed Description

Decision tree base class, used for DT_NODE.   

Member Enumeration Documentation

dt_type

enum dt_node::dt_type

Enumerator
DT_NODE
DT_OPERAND
DT_TRUE
DT_MATCH
DT_SIMPLIFY

Constructor & Destructor Documentation

dt_node()

dt_node::dt_node ( enum dt_type type_, dt_node * parent_ )

inline

Member Function Documentation

analyze()

void dt_node::analyze

(

sinfo_map_t &

map

)

Analyze the node and its children.   

References as_a(), i, dt_simplify::info, map, MAX, NULL, sinfo::s, and si.

append_match_op()

dt_node * dt_node::append_match_op	(	operand *	op,
		dt_operand *	match_dop,
		dt_node *	parent,
		unsigned	pos )

Append a DT_MATCH decision tree node.   

References as_a().

Referenced by decision_tree::insert_operand().

append_node()

dt_node * dt_node::append_node

(

dt_node *

n

)

Append N to the decision tree if it there is not already an existing
identical child.   

References decision_tree::find_node(), and level.

append_op()

dt_node * dt_node::append_op	(	operand *	op,
		dt_node *	parent,
		unsigned	pos )

Append OP to the decision tree.   

References safe_as_a().

Referenced by decision_tree::insert_operand().

append_simplify()

dt_node * dt_node::append_simplify	(	simplify *	s,
		unsigned	pattern_no,
		dt_operand **	indexes )

Append S to the decision tree.   

References dyn_cast(), i, operand::location, simplify::match, print_operand(), dt_simplify::s, verbose, and warning_at().

Referenced by decision_tree::insert().

append_true_op()

dt_node * dt_node::append_true_op	(	operand *	op,
		dt_node *	parent,
		unsigned	pos )

Append a DT_TRUE decision tree node.   

References safe_as_a().

Referenced by decision_tree::insert_operand().

gen()

virtual void dt_node::gen ( FILE * , int , bool , int  )

inlinevirtual

Reimplemented in dt_operand, and dt_simplify.

gen_kids()

void dt_node::gen_kids	(	FILE *	f,
		int	indent,
		bool	gimple,
		int	depth )

Generate matching code for the children of the decision tree node.   

References as_a(), DT_MATCH, DT_OPERAND, DT_SIMPLIFY, DT_TRUE, dyn_cast(), id_base::FN, fns_cmp(), gcc_unreachable, i, expr::is_generic, id_base::kind, dt_operand::op, operand::OP_PREDICATE, expr::operation, expr::ops, id_base::PREDICATE, user_id::substitutes, and operand::type.

Referenced by decision_tree::gen(), and write_predicate().

gen_kids_1()

void dt_node::gen_kids_1	(	FILE *	f,
		int	indent,
		bool	gimple,
		int	depth,
		const vec< dt_operand * > &	gimple_exprs,
		const vec< dt_operand * > &	generic_exprs,
		const vec< dt_operand * > &	fns,
		const vec< dt_operand * > &	generic_fns,
		const vec< dt_operand * > &	preds,
		const vec< dt_node * > &	others )

Generate matching code for the children of the decision tree node.   

References as_a(), dyn_cast(), id_base::FN, fprintf_indent(), gcc_assert, i, id_base::id, id_base::kind, expr::match_phi, id_base::nargs, NULL, expr::operation, and expr::ops.

Field Documentation

kids

vec<dt_node *> dt_node::kids

Referenced by decision_tree::insert_operand(), and decision_tree::print_node().

level

unsigned dt_node::level

Referenced by append_node(), and decision_tree::print_node().

max_level

unsigned dt_node::max_level

num_leafs

unsigned dt_node::num_leafs

parent

dt_node* dt_node::parent

Referenced by decision_tree::print_node().

total_size

unsigned dt_node::total_size

type

enum dt_type dt_node::type

Referenced by decision_tree::cmp_node(), decision_tree::find_node(), decision_tree::insert_operand(), and decision_tree::print_node().

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The documentation for this class was generated from the following file:

• genmatch.cc