Cmp node

Compares its two operands and checks whether a specified relation (like less or equal) is fulfilled. More...

Enumerations
enum	n_Cmp { n_Cmp_left, n_Cmp_right, n_Cmp_max = n_Cmp_right }
	Input numbers for Cmp node. More...

Functions
ir_node *	new_rd_Cmp (dbg_info *dbgi, ir_node *block, ir_node *irn_left, ir_node *irn_right, ir_relation relation)
	Construct a Cmp node. More...
ir_node *	new_r_Cmp (ir_node *block, ir_node *irn_left, ir_node *irn_right, ir_relation relation)
	Construct a Cmp node. More...
ir_node *	new_d_Cmp (dbg_info *dbgi, ir_node *irn_left, ir_node *irn_right, ir_relation relation)
	Construct a Cmp node. More...
ir_node *	new_Cmp (ir_node *irn_left, ir_node *irn_right, ir_relation relation)
	Construct a Cmp node. More...
int	is_Cmp (const ir_node *node)
	Test if node is a Cmp. More...
ir_node *	get_Cmp_left (const ir_node *node)
	Returns left input of a Cmp node. More...
void	set_Cmp_left (ir_node *node, ir_node *left)
	Sets left input of a Cmp node. More...
ir_node *	get_Cmp_right (const ir_node *node)
	Returns right input of a Cmp node. More...
void	set_Cmp_right (ir_node *node, ir_node *right)
	Sets right input of a Cmp node. More...
ir_relation	get_Cmp_relation (const ir_node *node)
	Returns relation attribute of a Cmp node. More...
void	set_Cmp_relation (ir_node *node, ir_relation relation)
	Sets relation attribute of a Cmp node. More...
ir_op *	get_op_Cmp (void)
	Returns opcode for Cmp nodes. More...

Variables
ir_op *	op_Cmp
	Cmp opcode. More...

Detailed Description

Compares its two operands and checks whether a specified relation (like less or equal) is fulfilled.

Enumeration Type Documentation

enum n_Cmp

Input numbers for Cmp node.

Enumerator
n_Cmp_left	first operand
n_Cmp_right	second operand
n_Cmp_max

Definition at line 1047 of file nodes.h.

Function Documentation

ir_node* get_Cmp_left

(

const ir_node *

node

)

Returns left input of a Cmp node.

Definition at line 726 of file gen_irnode.c.

ir_relation get_Cmp_relation

(

const ir_node *

node

)

Returns relation attribute of a Cmp node.

Definition at line 3065 of file gen_irnode.c.

ir_node* get_Cmp_right

(

const ir_node *

node

)

Returns right input of a Cmp node.

Definition at line 736 of file gen_irnode.c.

ir_op* get_op_Cmp

(

void

)

Returns opcode for Cmp nodes.

Definition at line 746 of file gen_irnode.c.

References op_Cmp.

int is_Cmp

(

const ir_node *

node

)

Test if node is a Cmp.

Returns

1 if the node is a Cmp node, 0 otherwise

Definition at line 3060 of file gen_irnode.c.

ir_node* new_Cmp	(	ir_node *	irn_left,
		ir_node *	irn_right,
		ir_relation	relation
	)

Construct a Cmp node.

Parameters

irn_left	left
irn_right	right
relation	Comparison relation

Definition at line 721 of file gen_irnode.c.

References new_d_Cmp().

ir_node* new_d_Cmp	(	dbg_info *	dbgi,
		ir_node *	irn_left,
		ir_node *	irn_right,
		ir_relation	relation
	)

Construct a Cmp node.

Parameters

dbgi	A pointer to debug information.
irn_left	left
irn_right	right
relation	Comparison relation

Definition at line 714 of file gen_irnode.c.

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

Referenced by new_Cmp().

ir_node* new_r_Cmp	(	ir_node *	block,
		ir_node *	irn_left,
		ir_node *	irn_right,
		ir_relation	relation
	)

Construct a Cmp node.

Parameters

block	The IR block the node belongs to.
irn_left	left
irn_right	right
relation	Comparison relation

Definition at line 709 of file gen_irnode.c.

References new_rd_Cmp().

ir_node* new_rd_Cmp	(	dbg_info *	dbgi,
		ir_node *	block,
		ir_node *	irn_left,
		ir_node *	irn_right,
		ir_relation	relation
	)

Construct a Cmp node.

Parameters

dbgi	A pointer to debug information.
block	The IR block the node belongs to.
irn_left	left
irn_right	right
relation	Comparison relation

Definition at line 692 of file gen_irnode.c.

References get_irn_irg(), mode_b, new_ir_node(), op_Cmp, optimize_node(), and verify_new_node().

Referenced by new_d_Cmp(), and new_r_Cmp().

void set_Cmp_left	(	ir_node *	node,
		ir_node *	left
	)

Sets left input of a Cmp node.

Definition at line 731 of file gen_irnode.c.

void set_Cmp_relation	(	ir_node *	node,
		ir_relation	relation
	)

Sets relation attribute of a Cmp node.

Definition at line 3070 of file gen_irnode.c.

void set_Cmp_right	(	ir_node *	node,
		ir_node *	right
	)

Sets right input of a Cmp node.

Definition at line 741 of file gen_irnode.c.

Variable Documentation

ir_op* op_Cmp

Cmp opcode.

Definition at line 1113 of file nodes.h.

Referenced by get_op_Cmp(), and new_rd_Cmp().