Choose a value based on control flow. More...

Functions
ir_node *	new_rd_Phi_loop (dbg_info db, ir_node block, int arity, ir_node *in[])
	Constructor for memory Phi with keep-alive edge. More...

ir_node *	new_r_Phi_loop (ir_node block, int arity, ir_node in[])
	Constructor for memory Phi with keep-alive edge. More...

ir_node *	new_d_Phi_loop (dbg_info db, int arity, ir_node in[])
	Constructor for memory Phi with keep-alive edge. More...

ir_node *	new_Phi_loop (int arity, ir_node *in[])
	Constructor for memory Phi with keep-alive edge. More...

ir_node *	get_Phi_next (const ir_node *phi)
	Returns the next element of a block phi list. More...

void	set_Phi_next (ir_node phi, ir_node next)
	Sets the next link of a block Phi list. More...

ir_node *	new_rd_Phi (dbg_info dbgi, ir_node block, int arity, ir_node const in, ir_mode *mode)
	Construct a Phi node. More...

ir_node *	new_r_Phi (ir_node block, int arity, ir_node const in, ir_mode mode)
	Construct a Phi node. More...

ir_node *	new_d_Phi (dbg_info dbgi, int arity, ir_node const in, ir_mode mode)
	Construct a Phi node. More...

ir_node *	new_Phi (int arity, ir_node const in, ir_mode *mode)
	Construct a Phi node. More...

int	is_Phi (const ir_node *node)
	Test if node is a Phi. More...

int	get_Phi_n_preds (ir_node const *node)
	Get the number of Phi preds. More...

ir_node *	get_Phi_pred (ir_node const *node, int pos)
	Get the Phi pred with index `pos`. More...

void	set_Phi_pred (ir_node node, int pos, ir_node pred)
	Set the Phi pred with index `pos`. More...

ir_node **	get_Phi_pred_arr (ir_node *node)
	Get an array of all Phi preds. More...

int	get_Phi_loop (const ir_node *node)
	Returns loop attribute of a Phi node. More...

void	set_Phi_loop (ir_node *node, int loop)
	Sets loop attribute of a Phi node. More...

ir_op *	get_op_Phi (void)
	Returns opcode for Phi nodes. More...

Variables
ir_op *	op_Phi
	Phi opcode. More...

Detailed Description

Choose a value based on control flow.

A phi node has 1 input for each predecessor of its block. If a block is entered from its nth predecessor all phi nodes produce their nth input as result.

Function Documentation

ir_op* get_op_Phi ( void )

Returns opcode for Phi nodes.

Definition at line 2039 of file gen_irnode.c.

References op_Phi.

int get_Phi_loop ( const ir_node * node )

Returns loop attribute of a Phi node.

Definition at line 3355 of file gen_irnode.c.

int get_Phi_n_preds ( ir_node const * node )

Get the number of Phi preds.

Definition at line 2019 of file gen_irnode.c.

ir_node* get_Phi_next ( const ir_node * phi )

Returns the next element of a block phi list.

ir_node* get_Phi_pred	(	ir_node const *	node,
		int	pos
	)

Get the Phi pred with index pos.

Definition at line 2024 of file gen_irnode.c.

ir_node** get_Phi_pred_arr ( ir_node * node )

Get an array of all Phi preds.

Definition at line 2034 of file gen_irnode.c.

References op_Phi.

int is_Phi ( const ir_node * node )

Test if node is a Phi.

Returns: 1 if the node is a Phi node, 0 otherwise

Definition at line 3350 of file gen_irnode.c.

ir_node* new_d_Phi	(	dbg_info *	dbgi,
		int	arity,
		ir_node const	in,
		ir_mode *	mode
	)

Construct a Phi node.

Parameters

dbgi	A pointer to debug information.
arity	size of additional inputs array
in	additional inputs
mode	mode of the operations result

Definition at line 2007 of file gen_irnode.c.

References current_ir_graph, get_cur_block(), IR_GRAPH_CONSTRAINT_CONSTRUCTION, irg_is_constrained(), and new_rd_Phi().

Referenced by new_Phi().

ir_node* new_d_Phi_loop	(	dbg_info *	db,
		int	arity,
		ir_node *	in[]
	)

Constructor for memory Phi with keep-alive edge.

ir_node* new_Phi	(	int	arity,
		ir_node const	in,
		ir_mode *	mode
	)

Construct a Phi node.

Parameters

arity	size of additional inputs array
in	additional inputs
mode	mode of the operations result

Definition at line 2014 of file gen_irnode.c.

References new_d_Phi().

ir_node* new_Phi_loop	(	int	arity,
		ir_node *	in[]
	)

Constructor for memory Phi with keep-alive edge.

ir_node* new_r_Phi	(	ir_node *	block,
		int	arity,
		ir_node const	in,
		ir_mode *	mode
	)

Construct a Phi node.

Parameters

block	The IR block the node belongs to.
arity	size of additional inputs array
in	additional inputs
mode	mode of the operations result

Definition at line 2002 of file gen_irnode.c.

References new_rd_Phi().

ir_node* new_r_Phi_loop	(	ir_node *	block,
		int	arity,
		ir_node *	in[]
	)

Constructor for memory Phi with keep-alive edge.

ir_node* new_rd_Phi	(	dbg_info *	dbgi,
		ir_node *	block,
		int	arity,
		ir_node const	in,
		ir_mode *	mode
	)

Construct a Phi node.

Parameters

dbgi	A pointer to debug information.
block	The IR block the node belongs to.
arity	size of additional inputs array
in	additional inputs
mode	mode of the operations result

Definition at line 1986 of file gen_irnode.c.

References get_irn_irg(), new_ir_node(), op_Phi, optimize_node(), and verify_new_node().

Referenced by new_d_Phi(), and new_r_Phi().

ir_node* new_rd_Phi_loop	(	dbg_info *	db,
		ir_node *	block,
		int	arity,
		ir_node *	in[]
	)

Constructor for memory Phi with keep-alive edge.

void set_Phi_loop	(	ir_node *	node,
		int	loop
	)

Sets loop attribute of a Phi node.

Definition at line 3360 of file gen_irnode.c.

void set_Phi_next	(	ir_node *	phi,
		ir_node *	next
	)

Sets the next link of a block Phi list.

void set_Phi_pred	(	ir_node *	node,
		int	pos,
		ir_node *	pred
	)

Set the Phi pred with index pos.

Definition at line 2029 of file gen_irnode.c.

Variable Documentation

ir_op* op_Phi

Phi opcode.

Definition at line 2990 of file nodes.h.

Referenced by get_op_Phi(), get_Phi_pred_arr(), new_rd_Phi(), and set_typeconst_type().

Functions

Variables

Detailed Description

Function Documentation

Variable Documentation