act_prs_expr Class Reference

A production rule expression, corresponding to the guard for the production rule. More...

#include <lang.h>

Public Attributes
unsigned int	type:4
	an act_prs_expr_type value
union {
struct {
struct act_prs_expr *   l
	left pointer in expression tree More...
struct act_prs_expr *   r
	right pointer in expression tree More...
struct act_prs_expr *   pchg
	internal precharge, only for an AND More...
int   pchg_type
	precharge type: 1 for +, 0 for - More...
}   e
	a standard PRS expression More...
struct {
ActId *   id
	name of the variable More...
act_size_spec_t *   sz
	size specifier, if any More...
}   v
	a leaf variable More...
struct {
char *   label
	name of the label More...
}   l
	a label More...
struct {
char *   id
	loop iteration variable More...
Expr *   lo
	low value of loop range More...
Expr *   hi
	high value of loop range More...
struct act_prs_expr *   e
	body of the loop More...
}   loop
	used for AND/OR loops More...
}	u

Detailed Description

A production rule expression, corresponding to the guard for the production rule.

Member Data Documentation

[1/2]

struct { ... } act_prs_expr::e

a standard PRS expression

e [2/2]

struct act_prs_expr* act_prs_expr::e

body of the loop

hi

Expr* act_prs_expr::hi

high value of loop range

id [1/2]

ActId* act_prs_expr::id

name of the variable

id [2/2]

char* act_prs_expr::id

loop iteration variable

l [1/2]

struct act_prs_expr* act_prs_expr::l

left pointer in expression tree

[2/2]

struct { ... } act_prs_expr::l

a label

label

char* act_prs_expr::label

name of the label

lo

Expr* act_prs_expr::lo

low value of loop range

struct { ... } act_prs_expr::loop

used for AND/OR loops

pchg

struct act_prs_expr* act_prs_expr::pchg

internal precharge, only for an AND

pchg_type

int act_prs_expr::pchg_type

precharge type: 1 for +, 0 for -

r

struct act_prs_expr* act_prs_expr::r

right pointer in expression tree

sz

act_size_spec_t* act_prs_expr::sz

size specifier, if any

type

unsigned int act_prs_expr::type

an act_prs_expr_type value

union { ... } act_prs_expr::u

struct { ... } act_prs_expr::v

a leaf variable

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

• act/lang.h