isl_ast_private.h

   1 #ifndef ISL_AST_PRIVATE_H
   2 #define ISL_AST_PRIVATE_H
   3
   4 #include <isl/aff.h>
   5 #include <isl/ast.h>
   6 #include <isl/set.h>
   7 #include <isl/map.h>
   8 #include <isl/vec.h>
   9 #include <isl/list.h>
  10
  11 /* An expression is either an integer, an identifier or an operation
  12  * with zero or more arguments.
  13  */
  14 struct isl_ast_expr {
  15         int ref;
  16
  17         isl_ctx *ctx;
  18
  19         enum isl_ast_expr_type type;
  20
  21         union {
  22                 isl_int i;
  23                 isl_id *id;
  24                 struct {
  25                         enum isl_ast_op_type op;
  26                         unsigned n_arg;
  27                         isl_ast_expr **args;
  28                 } op;
  29         } u;
  30 };
  31
  32 #undef EL
  33 #define EL isl_ast_expr
  34
  35 #include <isl_list_templ.h>
  36
  37 __isl_give isl_ast_expr *isl_ast_expr_alloc_int(isl_ctx *ctx, isl_int i);
  38 __isl_give isl_ast_expr *isl_ast_expr_alloc_int_si(isl_ctx *ctx, int i);
  39 __isl_give isl_ast_expr *isl_ast_expr_alloc_op(isl_ctx *ctx,
  40         enum isl_ast_op_type op, int n_arg);
  41 __isl_give isl_ast_expr *isl_ast_expr_alloc_binary(enum isl_ast_op_type type,
  42         __isl_take isl_ast_expr *expr1, __isl_take isl_ast_expr *expr2);
  43
  44 #undef EL
  45 #define EL isl_ast_node
  46
  47 #include <isl_list_templ.h>
  48
  49 /* A node is either a block, an if, a for or a user node.
  50  * "else_node" is NULL if the if node does not have an else branch.
  51  * "cond" and "inc" are NULL for degenerate for nodes.
  52  */
  53 struct isl_ast_node {
  54         int ref;
  55
  56         isl_ctx *ctx;
  57         enum isl_ast_node_type type;
  58
  59         union {
  60                 struct {
  61                         isl_ast_node_list *children;
  62                 } b;
  63                 struct {
  64                         isl_ast_expr *guard;
  65                         isl_ast_node *then;
  66                         isl_ast_node *else_node;
  67                 } i;
  68                 struct {
  69                         unsigned degenerate : 1;
  70                         isl_ast_expr *iterator;
  71                         isl_ast_expr *init;
  72                         isl_ast_expr *cond;
  73                         isl_ast_expr *inc;
  74                         isl_ast_node *body;
  75                 } f;
  76                 struct {
  77                         isl_ast_expr *expr;
  78                 } e;
  79         } u;
  80
  81         isl_id *annotation;
  82 };
  83
  84 __isl_give isl_ast_node *isl_ast_node_alloc_for(__isl_take isl_id *id);
  85 __isl_give isl_ast_node *isl_ast_node_for_mark_degenerate(
  86         __isl_take isl_ast_node *node);
  87 __isl_give isl_ast_node *isl_ast_node_alloc_if(__isl_take isl_ast_expr *guard);
  88 __isl_give isl_ast_node *isl_ast_node_alloc_block(
  89         __isl_take isl_ast_node_list *list);
  90 __isl_give isl_ast_node *isl_ast_node_from_ast_node_list(
  91         __isl_take isl_ast_node_list *list);
  92 __isl_give isl_ast_node *isl_ast_node_for_set_body(
  93         __isl_take isl_ast_node *node, __isl_take isl_ast_node *body);
  94 __isl_give isl_ast_node *isl_ast_node_if_set_then(
  95         __isl_take isl_ast_node *node, __isl_take isl_ast_node *child);
  96
  97 struct isl_ast_print_options {
  98         __isl_give isl_printer *(*print_for)(__isl_take isl_printer *p,
  99                 __isl_keep isl_ast_node *node, void *user);
 100         void *print_for_user;
 101         __isl_give isl_printer *(*print_user)(__isl_take isl_printer *p,
 102                 __isl_keep isl_ast_node *node, void *user);
 103         void *print_user_user;
 104 };
 105
 106 __isl_give isl_printer *isl_ast_node_list_print(
 107         __isl_keep isl_ast_node_list *list, __isl_take isl_printer *p,
 108         __isl_keep isl_ast_print_options *options);
 109
 110 #endif