1 /****************************************************************************
3 * GNAT COMPILER COMPONENTS *
9 * Copyright (C) 1992-2005 Free Software Foundation, Inc. *
11 * GNAT is free software; you can redistribute it and/or modify it under *
12 * terms of the GNU General Public License as published by the Free Soft- *
13 * ware Foundation; either version 2, or (at your option) any later ver- *
14 * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
17 * for more details. You should have received a copy of the GNU General *
18 * Public License distributed with GNAT; see file COPYING. If not, write *
19 * to the Free Software Foundation, 51 Franklin Street, Fifth Floor, *
20 * Boston, MA 02110-1301, USA. *
22 * As a special exception, if you link this file with other files to *
23 * produce an executable, this file does not by itself cause the resulting *
24 * executable to be covered by the GNU General Public License. This except- *
25 * ion does not however invalidate any other reasons why the executable *
26 * file might be covered by the GNU Public License. *
28 * GNAT was originally developed by the GNAT team at New York University. *
29 * Extensive contributions were provided by Ada Core Technologies Inc. *
31 ****************************************************************************/
33 /* This file contains definitions to access front-end functions and
34 variables used by gigi. */
38 #define Compiler_Abort comperr__compiler_abort
39 extern int Compiler_Abort (Fat_Pointer
, int) ATTRIBUTE_NORETURN
;
43 #define Fold_Lower(C) csets__fold_lower[C]
44 #define Fold_Upper(C) csets__fold_upper[C]
45 extern char Fold_Lower
[], Fold_Upper
[];
49 #define Debug_Flag_XX debug__debug_flag_xx
50 #define Debug_Flag_NN debug__debug_flag_nn
52 extern Boolean Debug_Flag_XX
;
53 extern Boolean Debug_Flag_NN
;
55 /* einfo: We will be setting Esize for types, Component_Bit_Offset for fields,
56 Alignment for types and objects, Component_Size for array types, and
57 Present_Expr for N_Variant nodes. */
59 #define Set_Alignment einfo__set_alignment
60 #define Set_Component_Bit_Offset einfo__set_component_bit_offset
61 #define Set_Component_Size einfo__set_component_size
62 #define Set_Esize einfo__set_esize
63 #define Set_Mechanism einfo__set_mechanism
64 #define Set_RM_Size einfo__set_rm_size
65 #define Set_Present_Expr sinfo__set_present_expr
67 extern void Set_Alignment (Entity_Id
, Uint
);
68 extern void Set_Component_Bit_Offset (Entity_Id
, Uint
);
69 extern void Set_Component_Size (Entity_Id
, Uint
);
70 extern void Set_Esize (Entity_Id
, Uint
);
71 extern void Set_Mechanism (Entity_Id
, Mechanism_Type
);
72 extern void Set_RM_Size (Entity_Id
, Uint
);
73 extern void Set_Present_Expr (Node_Id
, Uint
);
75 /* Test if the node N is the name of an entity (i.e. is an identifier,
76 expanded name, or an attribute reference that returns an entity). */
77 #define Is_Entity_Name einfo__is_entity_name
78 extern Boolean
Is_Entity_Name (Node_Id
);
80 #define Get_Attribute_Definition_Clause einfo__get_attribute_definition_clause
81 extern Node_Id
Get_Attribute_Definition_Clause (Entity_Id
, char);
85 #define Error_Msg_N errout__error_msg_n
86 #define Error_Msg_NE errout__error_msg_ne
87 #define Set_Identifier_Casing errout__set_identifier_casing
89 extern void Error_Msg_N (Fat_Pointer
, Node_Id
);
90 extern void Error_Msg_NE (Fat_Pointer
, Node_Id
, Entity_Id
);
91 extern void Set_Identifier_Casing (Char
*, Char
*);
95 #define Error_Msg_Node_2 err_vars__error_msg_node_2
96 #define Error_Msg_Uint_1 err_vars__error_msg_uint_1
97 #define Error_Msg_Uint_2 err_vars__error_msg_uint_2
99 extern Entity_Id Error_Msg_Node_2
;
100 extern Uint Error_Msg_Uint_1
;
101 extern Uint Error_Msg_Uint_2
;
105 #define Asm_Input_Constraint exp_code__asm_input_constraint
106 #define Asm_Input_Value exp_code__asm_input_value
107 #define Asm_Output_Constraint exp_code__asm_output_constraint
108 #define Asm_Output_Variable exp_code__asm_output_variable
109 #define Asm_Template exp_code__asm_template
110 #define Clobber_Get_Next exp_code__clobber_get_next
111 #define Clobber_Setup exp_code__clobber_setup
112 #define Is_Asm_Volatile exp_code__is_asm_volatile
113 #define Next_Asm_Input exp_code__next_asm_input
114 #define Next_Asm_Output exp_code__next_asm_output
115 #define Setup_Asm_Inputs exp_code__setup_asm_inputs
116 #define Setup_Asm_Outputs exp_code__setup_asm_outputs
118 extern Node_Id
Asm_Input_Constraint (void);
119 extern Node_Id
Asm_Input_Value (void);
120 extern Node_Id
Asm_Output_Constraint (void);
121 extern Node_Id
Asm_Output_Variable (void);
122 extern Node_Id
Asm_Template (Node_Id
);
123 extern char *Clobber_Get_Next (void);
124 extern void Clobber_Setup (Node_Id
);
125 extern Boolean
Is_Asm_Volatile (Node_Id
);
126 extern void Next_Asm_Input (void);
127 extern void Next_Asm_Output (void);
128 extern void Setup_Asm_Inputs (Node_Id
);
129 extern void Setup_Asm_Outputs (Node_Id
);
133 #define Get_Encoded_Name exp_dbug__get_encoded_name
134 #define Get_External_Name_With_Suffix exp_dbug__get_external_name_with_suffix
136 extern void Get_Encoded_Name (Entity_Id
);
137 extern void Get_External_Name_With_Suffix (Entity_Id
, Fat_Pointer
);
141 #define Cunit lib__cunit
142 #define Ident_String lib__ident_string
143 #define In_Extended_Main_Code_Unit lib__in_extended_main_code_unit
144 #define In_Same_Source_Unit lib__in_same_source_unit
146 extern Node_Id
Cunit (Unit_Number_Type
);
147 extern Node_Id
Ident_String (Unit_Number_Type
);
148 extern Boolean
In_Extended_Main_Code_Unit (Entity_Id
);
149 extern Boolean
In_Same_Source_Unit (Node_Id
, Node_Id
);
153 #define Global_Discard_Names opt__global_discard_names
154 #define Exception_Locations_Suppressed opt__exception_locations_suppressed
155 #define Exception_Mechanism opt__exception_mechanism
156 #define Back_Annotate_Rep_Info opt__back_annotate_rep_info
158 typedef enum {Setjmp_Longjmp
, Front_End_ZCX
, GCC_ZCX
} Exception_Mechanism_Type
;
160 extern Boolean Global_Discard_Names
;
161 extern Boolean Exception_Locations_Suppressed
;
162 extern Exception_Mechanism_Type Exception_Mechanism
;
163 extern Boolean Back_Annotate_Rep_Info
;
167 #define No_Exception_Handlers_Set restrict__no_exception_handlers_set
168 #define Check_No_Implicit_Heap_Alloc restrict__check_no_implicit_heap_alloc
169 #define Check_Elaboration_Code_Allowed restrict__check_elaboration_code_allowed
170 #define Check_No_Implicit_Heap_Alloc restrict__check_no_implicit_heap_alloc
172 extern Boolean
No_Exception_Handlers_Set (void);
173 extern void Check_No_Implicit_Heap_Alloc (Node_Id
);
174 extern void Check_Elaboration_Code_Allowed (Node_Id
);
175 extern void Check_No_Implicit_Heap_Alloc (Node_Id
);
179 #define Eliminate_Error_Msg sem_elim__eliminate_error_msg
181 extern void Eliminate_Error_Msg (Node_Id
, Entity_Id
);
185 #define Compile_Time_Known_Value sem_eval__compile_time_known_value
186 #define Expr_Value sem_eval__expr_value
187 #define Expr_Value_S sem_eval__expr_value_s
188 #define Is_OK_Static_Expression sem_eval__is_ok_static_expression
189 #define Is_OK_Static_Subtype sem_eval__is_ok_static_subtype
191 extern Uint
Expr_Value (Node_Id
);
192 extern Node_Id
Expr_Value_S (Node_Id
);
193 extern Boolean
Compile_Time_Known_Value (Node_Id
);
194 extern Boolean
Is_OK_Static_Expression (Node_Id
);
195 extern Boolean
Is_OK_Static_Subtype (Entity_Id
);
199 #define Defining_Entity sem_util__defining_entity
200 #define First_Actual sem_util__first_actual
201 #define Next_Actual sem_util__next_actual
202 #define Requires_Transient_Scope sem_util__requires_transient_scope
204 extern Entity_Id
Defining_Entity (Node_Id
);
205 extern Node_Id
First_Actual (Node_Id
);
206 extern Node_Id
Next_Actual (Node_Id
);
207 extern Boolean
Requires_Transient_Scope (Entity_Id
);
209 /* sinfo: These functions aren't in sinfo.h since we don't make the
210 setting functions, just the retrieval functions. */
212 #define Set_Has_No_Elaboration_Code sinfo__set_has_no_elaboration_code
213 extern void Set_Has_No_Elaboration_Code (Node_Id
, Boolean
);
217 #define Stack_Check_Probes_On_Target targparm__stack_check_probes_on_target
219 extern Boolean Stack_Check_Probes_On_Target
;