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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT COMPILER COMPONENTS --
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4 -- --
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5 -- B I N D G E N --
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6 -- --
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7 -- B o d y --
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8 -- --
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9 -- Copyright (C) 1992-2017, Free Software Foundation, Inc. --
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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17 -- for more details. You should have received a copy of the GNU General --
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18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
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19 -- http://www.gnu.org/licenses for a complete copy of the license. --
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20 -- --
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21 -- GNAT was originally developed by the GNAT team at New York University. --
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22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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23 -- --
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24 ------------------------------------------------------------------------------
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25
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26 with ALI; use ALI;
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27 with Casing; use Casing;
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28 with Fname; use Fname;
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29 with Gnatvsn; use Gnatvsn;
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30 with Hostparm;
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31 with Namet; use Namet;
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32 with Opt; use Opt;
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33 with Osint; use Osint;
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34 with Osint.B; use Osint.B;
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35 with Output; use Output;
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36 with Rident; use Rident;
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37 with Stringt; use Stringt;
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38 with Table;
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39 with Targparm; use Targparm;
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40 with Types; use Types;
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41
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42 with System.OS_Lib;
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43 with System.WCh_Con; use System.WCh_Con;
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44
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45 with GNAT.Heap_Sort_A; use GNAT.Heap_Sort_A;
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46 with GNAT.HTable;
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47
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48 package body Bindgen is
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49 Statement_Buffer : String (1 .. 1000);
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50 -- Buffer used for constructing output statements
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51
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52 Stm_Last : Natural := 0;
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53 -- Stm_Last location in Statement_Buffer currently set
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54
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55 With_GNARL : Boolean := False;
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56 -- Flag which indicates whether the program uses the GNARL library
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57 -- (presence of the unit System.OS_Interface)
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58
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59 Num_Elab_Calls : Nat := 0;
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60 -- Number of generated calls to elaboration routines
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61
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62 Num_Primary_Stacks : Int := 0;
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63 -- Number of default-sized primary stacks the binder needs to allocate for
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64 -- task objects declared in the program.
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65
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66 Num_Sec_Stacks : Int := 0;
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67 -- Number of default-sized primary stacks the binder needs to allocate for
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68 -- task objects declared in the program.
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69
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70 System_Restrictions_Used : Boolean := False;
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71 -- Flag indicating whether the unit System.Restrictions is in the closure
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72 -- of the partition. This is set by Resolve_Binder_Options, and is used
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73 -- to determine whether or not to initialize the restrictions information
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74 -- in the body of the binder generated file (we do not want to do this
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75 -- unconditionally, since it drags in the System.Restrictions unit
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76 -- unconditionally, which is unpleasand, especially for ZFP etc.)
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77
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78 Dispatching_Domains_Used : Boolean := False;
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79 -- Flag indicating whether multiprocessor dispatching domains are used in
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80 -- the closure of the partition. This is set by Resolve_Binder_Options, and
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81 -- is used to call the routine to disallow the creation of new dispatching
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82 -- domains just before calling the main procedure from the environment
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83 -- task.
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84
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85 System_Secondary_Stack_Used : Boolean := False;
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86 -- Flag indicating whether the unit System.Secondary_Stack is in the
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87 -- closure of the partition. This is set by Resolve_Binder_Options, and
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88 -- is used to initialize the package in cases where the run-time brings
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89 -- in package but the secondary stack is not used.
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90
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91 System_Tasking_Restricted_Stages_Used : Boolean := False;
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92 -- Flag indicating whether the unit System.Tasking.Restricted.Stages is in
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93 -- the closure of the partition. This is set by Resolve_Binder_Options,
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94 -- and it used to call a routine to active all the tasks at the end of
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95 -- the elaboration when partition elaboration policy is sequential.
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96
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97 System_Interrupts_Used : Boolean := False;
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98 -- Flag indicating whether the unit System.Interrups is in the closure of
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99 -- the partition. This is set by Resolve_Binder_Options, and it used to
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100 -- attach interrupt handlers at the end of the elaboration when partition
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101 -- elaboration policy is sequential.
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102
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103 System_BB_CPU_Primitives_Multiprocessors_Used : Boolean := False;
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104 -- Flag indicating whether unit System.BB.CPU_Primitives.Multiprocessors
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105 -- is in the closure of the partition. This is set by procedure
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106 -- Resolve_Binder_Options, and it is used to call a procedure that starts
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107 -- slave processors.
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108
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109 System_Version_Control_Used : Boolean := False;
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110 -- Flag indicating whether unit System.Version_Control is in the closure.
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111 -- This unit is implicitly withed by the compiler when Version or
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112 -- Body_Version attributes are used. If the package is not in the closure,
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113 -- the version definitions can be removed.
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114
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115 Lib_Final_Built : Boolean := False;
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116 -- Flag indicating whether the finalize_library rountine has been built
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117
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118 Bind_Env_String_Built : Boolean := False;
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119 -- Flag indicating whether a bind environment string has been built
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120
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121 CodePeer_Wrapper_Name : constant String := "call_main_subprogram";
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122 -- For CodePeer, introduce a wrapper subprogram which calls the
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123 -- user-defined main subprogram.
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124
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125 ----------------------------------
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126 -- Interface_State Pragma Table --
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127 ----------------------------------
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128
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129 -- This table assembles the interface state pragma information from
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130 -- all the units in the partition. Note that Bcheck has already checked
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131 -- that the information is consistent across units. The entries
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132 -- in this table are n/u/r/s for not set/user/runtime/system.
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133
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134 package IS_Pragma_Settings is new Table.Table
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135 (Table_Component_Type => Character,
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136 Table_Index_Type => Int,
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137 Table_Low_Bound => 0,
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138 Table_Initial => 100,
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139 Table_Increment => 200,
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140 Table_Name => "IS_Pragma_Settings");
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141
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142 -- This table assembles the Priority_Specific_Dispatching pragma
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143 -- information from all the units in the partition. Note that Bcheck has
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144 -- already checked that the information is consistent across units.
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145 -- The entries in this table are the upper case first character of the
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146 -- policy name, e.g. 'F' for FIFO_Within_Priorities.
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147
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148 package PSD_Pragma_Settings is new Table.Table
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149 (Table_Component_Type => Character,
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150 Table_Index_Type => Int,
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151 Table_Low_Bound => 0,
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152 Table_Initial => 100,
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153 Table_Increment => 200,
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154 Table_Name => "PSD_Pragma_Settings");
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155
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156 ----------------------------
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157 -- Bind_Environment Table --
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158 ----------------------------
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159
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160 subtype Header_Num is Int range 0 .. 36;
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161
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162 function Hash (Nam : Name_Id) return Header_Num;
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163
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164 package Bind_Environment is new GNAT.HTable.Simple_HTable
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165 (Header_Num => Header_Num,
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166 Element => Name_Id,
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167 No_Element => No_Name,
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168 Key => Name_Id,
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169 Hash => Hash,
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170 Equal => "=");
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171
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172 ----------------------
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173 -- Run-Time Globals --
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174 ----------------------
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175
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176 -- This section documents the global variables that are set from the
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177 -- generated binder file.
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178
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179 -- Main_Priority : Integer;
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180 -- Time_Slice_Value : Integer;
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181 -- Heap_Size : Natural;
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182 -- WC_Encoding : Character;
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183 -- Locking_Policy : Character;
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184 -- Queuing_Policy : Character;
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185 -- Task_Dispatching_Policy : Character;
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186 -- Priority_Specific_Dispatching : System.Address;
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187 -- Num_Specific_Dispatching : Integer;
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188 -- Restrictions : System.Address;
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189 -- Interrupt_States : System.Address;
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190 -- Num_Interrupt_States : Integer;
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191 -- Unreserve_All_Interrupts : Integer;
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192 -- Exception_Tracebacks : Integer;
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193 -- Exception_Tracebacks_Symbolic : Integer;
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194 -- Detect_Blocking : Integer;
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195 -- Default_Stack_Size : Integer;
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196 -- Default_Secondary_Stack_Size : System.Parameters.Size_Type;
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197 -- Leap_Seconds_Support : Integer;
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198 -- Main_CPU : Integer;
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199 -- Default_Sized_SS_Pool : System.Address;
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200 -- Binder_Sec_Stacks_Count : Natural;
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201
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202 -- Main_Priority is the priority value set by pragma Priority in the main
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203 -- program. If no such pragma is present, the value is -1.
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204
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205 -- Time_Slice_Value is the time slice value set by pragma Time_Slice in the
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206 -- main program, or by the use of a -Tnnn parameter for the binder (if both
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207 -- are present, the binder value overrides). The value is in milliseconds.
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208 -- A value of zero indicates that time slicing should be suppressed. If no
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209 -- pragma is present, and no -T switch was used, the value is -1.
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210
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211 -- WC_Encoding shows the wide character encoding method used for the main
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212 -- program. This is one of the encoding letters defined in
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213 -- System.WCh_Con.WC_Encoding_Letters.
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214
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215 -- Locking_Policy is a space if no locking policy was specified for the
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216 -- partition. If a locking policy was specified, the value is the upper
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217 -- case first character of the locking policy name, for example, 'C' for
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218 -- Ceiling_Locking.
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219
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220 -- Queuing_Policy is a space if no queuing policy was specified for the
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221 -- partition. If a queuing policy was specified, the value is the upper
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222 -- case first character of the queuing policy name for example, 'F' for
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223 -- FIFO_Queuing.
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224
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225 -- Task_Dispatching_Policy is a space if no task dispatching policy was
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226 -- specified for the partition. If a task dispatching policy was specified,
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227 -- the value is the upper case first character of the policy name, e.g. 'F'
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228 -- for FIFO_Within_Priorities.
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229
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230 -- Priority_Specific_Dispatching is the address of a string used to store
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231 -- the task dispatching policy specified for the different priorities in
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232 -- the partition. The length of this string is determined by the last
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233 -- priority for which such a pragma applies (the string will be a null
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234 -- string if no specific dispatching policies were used). If pragma were
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235 -- present, the entries apply to the priorities in sequence from the first
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236 -- priority. The value stored is the upper case first character of the
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237 -- policy name, or 'F' (for FIFO_Within_Priorities) as the default value
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238 -- for those priority ranges not specified.
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239
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240 -- Num_Specific_Dispatching is length of the Priority_Specific_Dispatching
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241 -- string. It will be set to zero if no Priority_Specific_Dispatching
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242 -- pragmas are present.
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243
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244 -- Restrictions is the address of a null-terminated string specifying the
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245 -- restrictions information for the partition. The format is identical to
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246 -- that of the parameter string found on R lines in ali files (see Lib.Writ
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247 -- spec in lib-writ.ads for full details). The difference is that in this
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248 -- context the values are the cumulative ones for the entire partition.
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249
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250 -- Interrupt_States is the address of a string used to specify the
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251 -- cumulative results of Interrupt_State pragmas used in the partition.
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252 -- The length of this string is determined by the last interrupt for which
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253 -- such a pragma is given (the string will be a null string if no pragmas
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254 -- were used). If pragma were present the entries apply to the interrupts
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255 -- in sequence from the first interrupt, and are set to one of four
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256 -- possible settings: 'n' for not specified, 'u' for user, 'r' for run
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257 -- time, 's' for system, see description of Interrupt_State pragma for
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258 -- further details.
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259
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260 -- Num_Interrupt_States is the length of the Interrupt_States string. It
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261 -- will be set to zero if no Interrupt_State pragmas are present.
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262
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263 -- Unreserve_All_Interrupts is set to one if at least one unit in the
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264 -- partition had a pragma Unreserve_All_Interrupts, and zero otherwise.
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265
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266 -- Exception_Tracebacks is set to one if the -Ea or -E parameter was
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267 -- present in the bind and to zero otherwise. Note that on some targets
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268 -- exception tracebacks are provided by default, so a value of zero for
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269 -- this parameter does not necessarily mean no trace backs are available.
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270
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271 -- Exception_Tracebacks_Symbolic is set to one if the -Es parameter was
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272 -- present in the bind and to zero otherwise.
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273
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274 -- Detect_Blocking indicates whether pragma Detect_Blocking is active or
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275 -- not. A value of zero indicates that the pragma is not present, while a
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276 -- value of 1 signals its presence in the partition.
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277
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278 -- Default_Stack_Size is the default stack size used when creating an Ada
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279 -- task with no explicit Storage_Size clause.
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280
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281 -- Default_Secondary_Stack_Size is the default secondary stack size used
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282 -- when creating an Ada task with no explicit Secondary_Stack_Size clause.
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283
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284 -- Leap_Seconds_Support denotes whether leap seconds have been enabled or
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285 -- disabled. A value of zero indicates that leap seconds are turned "off",
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286 -- while a value of one signifies "on" status.
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287
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288 -- Main_CPU is the processor set by pragma CPU in the main program. If no
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289 -- such pragma is present, the value is -1.
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290
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291 -- Default_Sized_SS_Pool is set to the address of the default-sized
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292 -- secondary stacks array generated by the binder. This pool of stacks is
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293 -- generated when either the restriction No_Implicit_Heap_Allocations
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294 -- or No_Implicit_Task_Allocations is active.
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295
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296 -- Binder_Sec_Stacks_Count is the number of generated secondary stacks in
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297 -- the Default_Sized_SS_Pool.
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298
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299 procedure WBI (Info : String) renames Osint.B.Write_Binder_Info;
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300 -- Convenient shorthand used throughout
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301
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302 -----------------------
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303 -- Local Subprograms --
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304 -----------------------
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305
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306 procedure Gen_Adainit (Elab_Order : Unit_Id_Array);
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307 -- Generates the Adainit procedure
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308
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309 procedure Gen_Adafinal;
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310 -- Generate the Adafinal procedure
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311
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312 procedure Gen_Bind_Env_String;
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313 -- Generate the bind environment buffer
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314
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315 procedure Gen_CodePeer_Wrapper;
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316 -- For CodePeer, generate wrapper which calls user-defined main subprogram
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317
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318 procedure Gen_Elab_Calls (Elab_Order : Unit_Id_Array);
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319 -- Generate sequence of elaboration calls
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320
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321 procedure Gen_Elab_Externals (Elab_Order : Unit_Id_Array);
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322 -- Generate sequence of external declarations for elaboration
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323
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324 procedure Gen_Elab_Order (Elab_Order : Unit_Id_Array);
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325 -- Generate comments showing elaboration order chosen
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326
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327 procedure Gen_Finalize_Library (Elab_Order : Unit_Id_Array);
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328 -- Generate a sequence of finalization calls to elaborated packages
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329
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330 procedure Gen_Main;
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331 -- Generate procedure main
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332
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333 procedure Gen_Object_Files_Options (Elab_Order : Unit_Id_Array);
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334 -- Output comments containing a list of the full names of the object
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335 -- files to be linked and the list of linker options supplied by
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336 -- Linker_Options pragmas in the source.
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337
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338 procedure Gen_Output_File_Ada
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339 (Filename : String;
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340 Elab_Order : Unit_Id_Array);
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341 -- Generate Ada output file
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342
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343 procedure Gen_Restrictions;
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344 -- Generate initialization of restrictions variable
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345
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346 procedure Gen_Versions;
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347 -- Output series of definitions for unit versions
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348
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349 function Get_Ada_Main_Name return String;
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350 -- This function is used for the Ada main output to compute a usable name
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351 -- for the generated main program. The normal main program name is
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352 -- Ada_Main, but this won't work if the user has a unit with this name.
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353 -- This function tries Ada_Main first, and if there is such a clash, then
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354 -- it tries Ada_Name_01, Ada_Name_02 ... Ada_Name_99 in sequence.
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355
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356 function Get_Main_Unit_Name (S : String) return String;
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357 -- Return the main unit name corresponding to S by replacing '.' with '_'
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358
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359 function Get_Main_Name return String;
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360 -- This function is used in the main output case to compute the correct
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361 -- external main program. It is "main" by default, unless the flag
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362 -- Use_Ada_Main_Program_Name_On_Target is set, in which case it is the name
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363 -- of the Ada main name without the "_ada". This default can be overridden
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364 -- explicitly using the -Mname binder switch.
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365
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366 function Get_WC_Encoding return Character;
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367 -- Return wide character encoding method to set as WC_Encoding in output.
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368 -- If -W has been used, returns the specified encoding, otherwise returns
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369 -- the encoding method used for the main program source. If there is no
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370 -- main program source (-z switch used), returns brackets ('b').
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371
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372 function Has_Finalizer (Elab_Order : Unit_Id_Array) return Boolean;
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373 -- Determine whether the current unit has at least one library-level
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374 -- finalizer.
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375
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376 function Lt_Linker_Option (Op1 : Natural; Op2 : Natural) return Boolean;
|
|
|
377 -- Compare linker options, when sorting, first according to
|
|
|
378 -- Is_Internal_File (internal files come later) and then by
|
|
|
379 -- elaboration order position (latest to earliest).
|
|
|
380
|
|
|
381 procedure Move_Linker_Option (From : Natural; To : Natural);
|
|
|
382 -- Move routine for sorting linker options
|
|
|
383
|
|
|
384 procedure Resolve_Binder_Options (Elab_Order : Unit_Id_Array);
|
|
|
385 -- Set the value of With_GNARL
|
|
|
386
|
|
|
387 procedure Set_Char (C : Character);
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|
|
388 -- Set given character in Statement_Buffer at the Stm_Last + 1 position
|
|
|
389 -- and increment Stm_Last by one to reflect the stored character.
|
|
|
390
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|
|
391 procedure Set_Int (N : Int);
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|
|
392 -- Set given value in decimal in Statement_Buffer with no spaces starting
|
|
|
393 -- at the Stm_Last + 1 position, and updating Stm_Last past the value. A
|
|
|
394 -- minus sign is output for a negative value.
|
|
|
395
|
|
|
396 procedure Set_Boolean (B : Boolean);
|
|
|
397 -- Set given boolean value in Statement_Buffer at the Stm_Last + 1 position
|
|
|
398 -- and update Stm_Last past the value.
|
|
|
399
|
|
|
400 procedure Set_IS_Pragma_Table;
|
|
|
401 -- Initializes contents of IS_Pragma_Settings table from ALI table
|
|
|
402
|
|
|
403 procedure Set_Main_Program_Name;
|
|
|
404 -- Given the main program name in Name_Buffer (length in Name_Len) generate
|
|
|
405 -- the name of the routine to be used in the call. The name is generated
|
|
|
406 -- starting at Stm_Last + 1, and Stm_Last is updated past it.
|
|
|
407
|
|
|
408 procedure Set_Name_Buffer;
|
|
|
409 -- Set the value stored in positions 1 .. Name_Len of the Name_Buffer
|
|
|
410
|
|
|
411 procedure Set_PSD_Pragma_Table;
|
|
|
412 -- Initializes contents of PSD_Pragma_Settings table from ALI table
|
|
|
413
|
|
|
414 procedure Set_String (S : String);
|
|
|
415 -- Sets characters of given string in Statement_Buffer, starting at the
|
|
|
416 -- Stm_Last + 1 position, and updating last past the string value.
|
|
|
417
|
|
|
418 procedure Set_String_Replace (S : String);
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|
|
419 -- Replaces the last S'Length characters in the Statement_Buffer with the
|
|
|
420 -- characters of S. The caller must ensure that these characters do in fact
|
|
|
421 -- exist in the Statement_Buffer.
|
|
|
422
|
|
|
423 procedure Set_Unit_Name;
|
|
|
424 -- Given a unit name in the Name_Buffer, copy it into Statement_Buffer,
|
|
|
425 -- starting at the Stm_Last + 1 position and update Stm_Last past the
|
|
|
426 -- value. Each dot (.) will be qualified into double underscores (__).
|
|
|
427
|
|
|
428 procedure Set_Unit_Number (U : Unit_Id);
|
|
|
429 -- Sets unit number (first unit is 1, leading zeroes output to line up all
|
|
|
430 -- output unit numbers nicely as required by the value, and by the total
|
|
|
431 -- number of units.
|
|
|
432
|
|
|
433 procedure Write_Statement_Buffer;
|
|
|
434 -- Write out contents of statement buffer up to Stm_Last, and reset
|
|
|
435 -- Stm_Last to 0.
|
|
|
436
|
|
|
437 procedure Write_Statement_Buffer (S : String);
|
|
|
438 -- First writes its argument (using Set_String (S)), then writes out the
|
|
|
439 -- contents of statement buffer up to Stm_Last, and resets Stm_Last to 0.
|
|
|
440
|
|
|
441 procedure Write_Bind_Line (S : String);
|
|
|
442 -- Write S (an LF-terminated string) to the binder file (for use with
|
|
|
443 -- Set_Special_Output).
|
|
|
444
|
|
|
445 ------------------
|
|
|
446 -- Gen_Adafinal --
|
|
|
447 ------------------
|
|
|
448
|
|
|
449 procedure Gen_Adafinal is
|
|
|
450 begin
|
|
|
451 WBI (" procedure " & Ada_Final_Name.all & " is");
|
|
|
452
|
|
|
453 -- Call s_stalib_adafinal to await termination of tasks and so on. We
|
|
|
454 -- want to do this if there is a main program, either in Ada or in some
|
|
|
455 -- other language. (Note that Bind_Main_Program is True for Ada mains,
|
|
|
456 -- but False for mains in other languages.) We do not want to do this if
|
|
|
457 -- we're binding a library.
|
|
|
458
|
|
|
459 if not Bind_For_Library and not CodePeer_Mode then
|
|
|
460 WBI (" procedure s_stalib_adafinal;");
|
|
|
461 Set_String (" pragma Import (C, s_stalib_adafinal, ");
|
|
|
462 Set_String ("""system__standard_library__adafinal"");");
|
|
|
463 Write_Statement_Buffer;
|
|
|
464 end if;
|
|
|
465
|
|
|
466 WBI ("");
|
|
|
467 WBI (" procedure Runtime_Finalize;");
|
|
|
468 WBI (" pragma Import (C, Runtime_Finalize, " &
|
|
|
469 """__gnat_runtime_finalize"");");
|
|
|
470 WBI ("");
|
|
|
471 WBI (" begin");
|
|
|
472
|
|
|
473 if not CodePeer_Mode then
|
|
|
474 WBI (" if not Is_Elaborated then");
|
|
|
475 WBI (" return;");
|
|
|
476 WBI (" end if;");
|
|
|
477 WBI (" Is_Elaborated := False;");
|
|
|
478 end if;
|
|
|
479
|
|
|
480 WBI (" Runtime_Finalize;");
|
|
|
481
|
|
|
482 -- By default (real targets), finalization is done differently depending
|
|
|
483 -- on whether this is the main program or a library.
|
|
|
484
|
|
|
485 if not CodePeer_Mode then
|
|
|
486 if not Bind_For_Library then
|
|
|
487 WBI (" s_stalib_adafinal;");
|
|
|
488 elsif Lib_Final_Built then
|
|
|
489 WBI (" finalize_library;");
|
|
|
490 else
|
|
|
491 WBI (" null;");
|
|
|
492 end if;
|
|
|
493
|
|
|
494 -- Pragma Import C cannot be used on virtual targets, therefore call the
|
|
|
495 -- runtime finalization routine directly in CodePeer mode, where
|
|
|
496 -- imported functions are ignored.
|
|
|
497
|
|
|
498 else
|
|
|
499 WBI (" System.Standard_Library.Adafinal;");
|
|
|
500 end if;
|
|
|
501
|
|
|
502 WBI (" end " & Ada_Final_Name.all & ";");
|
|
|
503 WBI ("");
|
|
|
504 end Gen_Adafinal;
|
|
|
505
|
|
|
506 -----------------
|
|
|
507 -- Gen_Adainit --
|
|
|
508 -----------------
|
|
|
509
|
|
|
510 procedure Gen_Adainit (Elab_Order : Unit_Id_Array) is
|
|
|
511 Main_Priority : Int renames ALIs.Table (ALIs.First).Main_Priority;
|
|
|
512 Main_CPU : Int renames ALIs.Table (ALIs.First).Main_CPU;
|
|
|
513
|
|
|
514 begin
|
|
|
515 -- Declare the access-to-subprogram type used for initialization of
|
|
|
516 -- of __gnat_finalize_library_objects. This is declared at library
|
|
|
517 -- level for compatibility with the type used in System.Soft_Links.
|
|
|
518 -- The import of the soft link which performs library-level object
|
|
|
519 -- finalization does not work for CodePeer, so regular Ada is used in
|
|
|
520 -- that case. For restricted run-time libraries (ZFP and Ravenscar)
|
|
|
521 -- tasks are non-terminating, so we do not want finalization.
|
|
|
522
|
|
|
523 if not Suppress_Standard_Library_On_Target
|
|
|
524 and then not CodePeer_Mode
|
|
|
525 and then not Configurable_Run_Time_On_Target
|
|
|
526 then
|
|
|
527 WBI (" type No_Param_Proc is access procedure;");
|
|
|
528 WBI ("");
|
|
|
529 end if;
|
|
|
530
|
|
|
531 WBI (" procedure " & Ada_Init_Name.all & " is");
|
|
|
532
|
|
|
533 -- In CodePeer mode, simplify adainit procedure by only calling
|
|
|
534 -- elaboration procedures.
|
|
|
535
|
|
|
536 if CodePeer_Mode then
|
|
|
537 WBI (" begin");
|
|
|
538
|
|
|
539 -- If the standard library is suppressed, then the only global variables
|
|
|
540 -- that might be needed (by the Ravenscar profile) are the priority and
|
|
|
541 -- the processor for the environment task.
|
|
|
542
|
|
|
543 elsif Suppress_Standard_Library_On_Target then
|
|
|
544 if Main_Priority /= No_Main_Priority then
|
|
|
545 WBI (" Main_Priority : Integer;");
|
|
|
546 WBI (" pragma Import (C, Main_Priority," &
|
|
|
547 " ""__gl_main_priority"");");
|
|
|
548 WBI ("");
|
|
|
549 end if;
|
|
|
550
|
|
|
551 if Main_CPU /= No_Main_CPU then
|
|
|
552 WBI (" Main_CPU : Integer;");
|
|
|
553 WBI (" pragma Import (C, Main_CPU," &
|
|
|
554 " ""__gl_main_cpu"");");
|
|
|
555 WBI ("");
|
|
|
556 end if;
|
|
|
557
|
|
|
558 if System_Interrupts_Used
|
|
|
559 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
560 then
|
|
|
561 WBI (" procedure Install_Restricted_Handlers_Sequential;");
|
|
|
562 WBI (" pragma Import (C," &
|
|
|
563 "Install_Restricted_Handlers_Sequential," &
|
|
|
564 " ""__gnat_attach_all_handlers"");");
|
|
|
565 WBI ("");
|
|
|
566 end if;
|
|
|
567
|
|
|
568 if System_Tasking_Restricted_Stages_Used
|
|
|
569 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
570 then
|
|
|
571 WBI (" Partition_Elaboration_Policy : Character;");
|
|
|
572 WBI (" pragma Import (C, Partition_Elaboration_Policy," &
|
|
|
573 " ""__gnat_partition_elaboration_policy"");");
|
|
|
574 WBI ("");
|
|
|
575 WBI (" procedure Activate_All_Tasks_Sequential;");
|
|
|
576 WBI (" pragma Import (C, Activate_All_Tasks_Sequential," &
|
|
|
577 " ""__gnat_activate_all_tasks"");");
|
|
|
578 WBI ("");
|
|
|
579 end if;
|
|
|
580
|
|
|
581 if System_BB_CPU_Primitives_Multiprocessors_Used then
|
|
|
582 WBI (" procedure Start_Slave_CPUs;");
|
|
|
583 WBI (" pragma Import (C, Start_Slave_CPUs," &
|
|
|
584 " ""__gnat_start_slave_cpus"");");
|
|
|
585 WBI ("");
|
|
|
586 end if;
|
|
|
587
|
|
|
588 -- A restricted run-time may attempt to initialize the main task's
|
|
|
589 -- secondary stack even if the stack is not used. Consequently,
|
|
|
590 -- the binder needs to initialize Binder_Sec_Stacks_Count anytime
|
|
|
591 -- System.Secondary_Stack is in the enclosure of the partition.
|
|
|
592
|
|
|
593 if System_Secondary_Stack_Used then
|
|
|
594 WBI (" Binder_Sec_Stacks_Count : Natural;");
|
|
|
595 WBI (" pragma Import (Ada, Binder_Sec_Stacks_Count, " &
|
|
|
596 """__gnat_binder_ss_count"");");
|
|
|
597 WBI ("");
|
|
|
598 end if;
|
|
|
599
|
|
|
600 if Sec_Stack_Used then
|
|
|
601 WBI (" Default_Secondary_Stack_Size : " &
|
|
|
602 "System.Parameters.Size_Type;");
|
|
|
603 WBI (" pragma Import (C, Default_Secondary_Stack_Size, " &
|
|
|
604 """__gnat_default_ss_size"");");
|
|
|
605
|
|
|
606 WBI (" Default_Sized_SS_Pool : System.Address;");
|
|
|
607 WBI (" pragma Import (Ada, Default_Sized_SS_Pool, " &
|
|
|
608 """__gnat_default_ss_pool"");");
|
|
|
609
|
|
|
610 WBI ("");
|
|
|
611 end if;
|
|
|
612
|
|
|
613 WBI (" begin");
|
|
|
614
|
|
|
615 if Main_Priority /= No_Main_Priority then
|
|
|
616 Set_String (" Main_Priority := ");
|
|
|
617 Set_Int (Main_Priority);
|
|
|
618 Set_Char (';');
|
|
|
619 Write_Statement_Buffer;
|
|
|
620 end if;
|
|
|
621
|
|
|
622 if Main_CPU /= No_Main_CPU then
|
|
|
623 Set_String (" Main_CPU := ");
|
|
|
624 Set_Int (Main_CPU);
|
|
|
625 Set_Char (';');
|
|
|
626 Write_Statement_Buffer;
|
|
|
627 end if;
|
|
|
628
|
|
|
629 if System_Tasking_Restricted_Stages_Used
|
|
|
630 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
631 then
|
|
|
632 Set_String (" Partition_Elaboration_Policy := '");
|
|
|
633 Set_Char (Partition_Elaboration_Policy_Specified);
|
|
|
634 Set_String ("';");
|
|
|
635 Write_Statement_Buffer;
|
|
|
636 end if;
|
|
|
637
|
|
|
638 if Main_Priority = No_Main_Priority
|
|
|
639 and then Main_CPU = No_Main_CPU
|
|
|
640 and then not System_Tasking_Restricted_Stages_Used
|
|
|
641 then
|
|
|
642 WBI (" null;");
|
|
|
643 end if;
|
|
|
644
|
|
|
645 -- Generate default-sized secondary stack pool and set secondary
|
|
|
646 -- stack globals.
|
|
|
647
|
|
|
648 if Sec_Stack_Used then
|
|
|
649
|
|
|
650 -- Elaborate the body of the binder to initialize the default-
|
|
|
651 -- sized secondary stack pool.
|
|
|
652
|
|
|
653 WBI ("");
|
|
|
654 WBI (" " & Get_Ada_Main_Name & "'Elab_Body;");
|
|
|
655
|
|
|
656 -- Generate the default-sized secondary stack pool and set the
|
|
|
657 -- related secondary stack globals.
|
|
|
658
|
|
|
659 Set_String (" Default_Secondary_Stack_Size := ");
|
|
|
660
|
|
|
661 if Opt.Default_Sec_Stack_Size /= Opt.No_Stack_Size then
|
|
|
662 Set_Int (Opt.Default_Sec_Stack_Size);
|
|
|
663 else
|
|
|
664 Set_String ("System.Parameters.Runtime_Default_Sec_Stack_Size");
|
|
|
665 end if;
|
|
|
666
|
|
|
667 Set_Char (';');
|
|
|
668 Write_Statement_Buffer;
|
|
|
669
|
|
|
670 Set_String (" Binder_Sec_Stacks_Count := ");
|
|
|
671 Set_Int (Num_Sec_Stacks);
|
|
|
672 Set_Char (';');
|
|
|
673 Write_Statement_Buffer;
|
|
|
674
|
|
|
675 WBI (" Default_Sized_SS_Pool := " &
|
|
|
676 "Sec_Default_Sized_Stacks'Address;");
|
|
|
677 WBI ("");
|
|
|
678
|
|
|
679 -- When a restricted run-time initializes the main task's secondary
|
|
|
680 -- stack but the program does not use it, no secondary stack is
|
|
|
681 -- generated. Binder_Sec_Stacks_Count is set to zero so the run-time
|
|
|
682 -- is aware that the lack of pre-allocated secondary stack is
|
|
|
683 -- expected.
|
|
|
684
|
|
|
685 elsif System_Secondary_Stack_Used then
|
|
|
686 WBI (" Binder_Sec_Stacks_Count := 0;");
|
|
|
687 end if;
|
|
|
688
|
|
|
689 -- Normal case (standard library not suppressed). Set all global values
|
|
|
690 -- used by the run time.
|
|
|
691
|
|
|
692 else
|
|
|
693 WBI (" Main_Priority : Integer;");
|
|
|
694 WBI (" pragma Import (C, Main_Priority, " &
|
|
|
695 """__gl_main_priority"");");
|
|
|
696 WBI (" Time_Slice_Value : Integer;");
|
|
|
697 WBI (" pragma Import (C, Time_Slice_Value, " &
|
|
|
698 """__gl_time_slice_val"");");
|
|
|
699 WBI (" WC_Encoding : Character;");
|
|
|
700 WBI (" pragma Import (C, WC_Encoding, ""__gl_wc_encoding"");");
|
|
|
701 WBI (" Locking_Policy : Character;");
|
|
|
702 WBI (" pragma Import (C, Locking_Policy, " &
|
|
|
703 """__gl_locking_policy"");");
|
|
|
704 WBI (" Queuing_Policy : Character;");
|
|
|
705 WBI (" pragma Import (C, Queuing_Policy, " &
|
|
|
706 """__gl_queuing_policy"");");
|
|
|
707 WBI (" Task_Dispatching_Policy : Character;");
|
|
|
708 WBI (" pragma Import (C, Task_Dispatching_Policy, " &
|
|
|
709 """__gl_task_dispatching_policy"");");
|
|
|
710 WBI (" Priority_Specific_Dispatching : System.Address;");
|
|
|
711 WBI (" pragma Import (C, Priority_Specific_Dispatching, " &
|
|
|
712 """__gl_priority_specific_dispatching"");");
|
|
|
713 WBI (" Num_Specific_Dispatching : Integer;");
|
|
|
714 WBI (" pragma Import (C, Num_Specific_Dispatching, " &
|
|
|
715 """__gl_num_specific_dispatching"");");
|
|
|
716 WBI (" Main_CPU : Integer;");
|
|
|
717 WBI (" pragma Import (C, Main_CPU, " &
|
|
|
718 """__gl_main_cpu"");");
|
|
|
719
|
|
|
720 WBI (" Interrupt_States : System.Address;");
|
|
|
721 WBI (" pragma Import (C, Interrupt_States, " &
|
|
|
722 """__gl_interrupt_states"");");
|
|
|
723 WBI (" Num_Interrupt_States : Integer;");
|
|
|
724 WBI (" pragma Import (C, Num_Interrupt_States, " &
|
|
|
725 """__gl_num_interrupt_states"");");
|
|
|
726 WBI (" Unreserve_All_Interrupts : Integer;");
|
|
|
727 WBI (" pragma Import (C, Unreserve_All_Interrupts, " &
|
|
|
728 """__gl_unreserve_all_interrupts"");");
|
|
|
729
|
|
|
730 if Exception_Tracebacks or Exception_Tracebacks_Symbolic then
|
|
|
731 WBI (" Exception_Tracebacks : Integer;");
|
|
|
732 WBI (" pragma Import (C, Exception_Tracebacks, " &
|
|
|
733 """__gl_exception_tracebacks"");");
|
|
|
734
|
|
|
735 if Exception_Tracebacks_Symbolic then
|
|
|
736 WBI (" Exception_Tracebacks_Symbolic : Integer;");
|
|
|
737 WBI (" pragma Import (C, Exception_Tracebacks_Symbolic, " &
|
|
|
738 """__gl_exception_tracebacks_symbolic"");");
|
|
|
739 end if;
|
|
|
740 end if;
|
|
|
741
|
|
|
742 WBI (" Detect_Blocking : Integer;");
|
|
|
743 WBI (" pragma Import (C, Detect_Blocking, " &
|
|
|
744 """__gl_detect_blocking"");");
|
|
|
745 WBI (" Default_Stack_Size : Integer;");
|
|
|
746 WBI (" pragma Import (C, Default_Stack_Size, " &
|
|
|
747 """__gl_default_stack_size"");");
|
|
|
748 WBI (" Default_Secondary_Stack_Size : " &
|
|
|
749 "System.Parameters.Size_Type;");
|
|
|
750 WBI (" pragma Import (C, Default_Secondary_Stack_Size, " &
|
|
|
751 """__gnat_default_ss_size"");");
|
|
|
752 WBI (" Leap_Seconds_Support : Integer;");
|
|
|
753 WBI (" pragma Import (C, Leap_Seconds_Support, " &
|
|
|
754 """__gl_leap_seconds_support"");");
|
|
|
755 WBI (" Bind_Env_Addr : System.Address;");
|
|
|
756 WBI (" pragma Import (C, Bind_Env_Addr, " &
|
|
|
757 """__gl_bind_env_addr"");");
|
|
|
758
|
|
|
759 -- Import entry point for elaboration time signal handler
|
|
|
760 -- installation, and indication of if it's been called previously.
|
|
|
761
|
|
|
762 WBI ("");
|
|
|
763 WBI (" procedure Runtime_Initialize " &
|
|
|
764 "(Install_Handler : Integer);");
|
|
|
765 WBI (" pragma Import (C, Runtime_Initialize, " &
|
|
|
766 """__gnat_runtime_initialize"");");
|
|
|
767
|
|
|
768 -- Import handlers attach procedure for sequential elaboration policy
|
|
|
769
|
|
|
770 if System_Interrupts_Used
|
|
|
771 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
772 then
|
|
|
773 WBI (" procedure Install_Restricted_Handlers_Sequential;");
|
|
|
774 WBI (" pragma Import (C," &
|
|
|
775 "Install_Restricted_Handlers_Sequential," &
|
|
|
776 " ""__gnat_attach_all_handlers"");");
|
|
|
777 WBI ("");
|
|
|
778 end if;
|
|
|
779
|
|
|
780 -- Import task activation procedure for sequential elaboration
|
|
|
781 -- policy.
|
|
|
782
|
|
|
783 if System_Tasking_Restricted_Stages_Used
|
|
|
784 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
785 then
|
|
|
786 WBI (" Partition_Elaboration_Policy : Character;");
|
|
|
787 WBI (" pragma Import (C, Partition_Elaboration_Policy," &
|
|
|
788 " ""__gnat_partition_elaboration_policy"");");
|
|
|
789 WBI ("");
|
|
|
790 WBI (" procedure Activate_All_Tasks_Sequential;");
|
|
|
791 WBI (" pragma Import (C, Activate_All_Tasks_Sequential," &
|
|
|
792 " ""__gnat_activate_all_tasks"");");
|
|
|
793 end if;
|
|
|
794
|
|
|
795 -- Import procedure to start slave cpus for bareboard runtime
|
|
|
796
|
|
|
797 if System_BB_CPU_Primitives_Multiprocessors_Used then
|
|
|
798 WBI (" procedure Start_Slave_CPUs;");
|
|
|
799 WBI (" pragma Import (C, Start_Slave_CPUs," &
|
|
|
800 " ""__gnat_start_slave_cpus"");");
|
|
|
801 end if;
|
|
|
802
|
|
|
803 -- For restricted run-time libraries (ZFP and Ravenscar)
|
|
|
804 -- tasks are non-terminating, so we do not want finalization.
|
|
|
805
|
|
|
806 if not Configurable_Run_Time_On_Target then
|
|
|
807 WBI ("");
|
|
|
808 WBI (" Finalize_Library_Objects : No_Param_Proc;");
|
|
|
809 WBI (" pragma Import (C, Finalize_Library_Objects, " &
|
|
|
810 """__gnat_finalize_library_objects"");");
|
|
|
811 end if;
|
|
|
812
|
|
|
813 -- Initialize stack limit variable of the environment task if the
|
|
|
814 -- stack check method is stack limit and stack check is enabled.
|
|
|
815
|
|
|
816 if Stack_Check_Limits_On_Target
|
|
|
817 and then (Stack_Check_Default_On_Target or Stack_Check_Switch_Set)
|
|
|
818 then
|
|
|
819 WBI ("");
|
|
|
820 WBI (" procedure Initialize_Stack_Limit;");
|
|
|
821 WBI (" pragma Import (C, Initialize_Stack_Limit, " &
|
|
|
822 """__gnat_initialize_stack_limit"");");
|
|
|
823 end if;
|
|
|
824
|
|
|
825 -- When dispatching domains are used then we need to signal it
|
|
|
826 -- before calling the main procedure.
|
|
|
827
|
|
|
828 if Dispatching_Domains_Used then
|
|
|
829 WBI (" procedure Freeze_Dispatching_Domains;");
|
|
|
830 WBI (" pragma Import");
|
|
|
831 WBI (" (Ada, Freeze_Dispatching_Domains, "
|
|
|
832 & """__gnat_freeze_dispatching_domains"");");
|
|
|
833 end if;
|
|
|
834
|
|
|
835 -- Secondary stack global variables
|
|
|
836
|
|
|
837 WBI (" Binder_Sec_Stacks_Count : Natural;");
|
|
|
838 WBI (" pragma Import (Ada, Binder_Sec_Stacks_Count, " &
|
|
|
839 """__gnat_binder_ss_count"");");
|
|
|
840
|
|
|
841 WBI (" Default_Sized_SS_Pool : System.Address;");
|
|
|
842 WBI (" pragma Import (Ada, Default_Sized_SS_Pool, " &
|
|
|
843 """__gnat_default_ss_pool"");");
|
|
|
844
|
|
|
845 WBI ("");
|
|
|
846
|
|
|
847 -- Start of processing for Adainit
|
|
|
848
|
|
|
849 WBI (" begin");
|
|
|
850 WBI (" if Is_Elaborated then");
|
|
|
851 WBI (" return;");
|
|
|
852 WBI (" end if;");
|
|
|
853 WBI (" Is_Elaborated := True;");
|
|
|
854
|
|
|
855 -- Call System.Elaboration_Allocators.Mark_Start_Of_Elaboration if
|
|
|
856 -- restriction No_Standard_Allocators_After_Elaboration is active.
|
|
|
857
|
|
|
858 if Cumulative_Restrictions.Set
|
|
|
859 (No_Standard_Allocators_After_Elaboration)
|
|
|
860 then
|
|
|
861 WBI (" System.Elaboration_Allocators."
|
|
|
862 & "Mark_Start_Of_Elaboration;");
|
|
|
863 end if;
|
|
|
864
|
|
|
865 -- Generate assignments to initialize globals
|
|
|
866
|
|
|
867 Set_String (" Main_Priority := ");
|
|
|
868 Set_Int (Main_Priority);
|
|
|
869 Set_Char (';');
|
|
|
870 Write_Statement_Buffer;
|
|
|
871
|
|
|
872 Set_String (" Time_Slice_Value := ");
|
|
|
873
|
|
|
874 if Task_Dispatching_Policy_Specified = 'F'
|
|
|
875 and then ALIs.Table (ALIs.First).Time_Slice_Value = -1
|
|
|
876 then
|
|
|
877 Set_Int (0);
|
|
|
878 else
|
|
|
879 Set_Int (ALIs.Table (ALIs.First).Time_Slice_Value);
|
|
|
880 end if;
|
|
|
881
|
|
|
882 Set_Char (';');
|
|
|
883 Write_Statement_Buffer;
|
|
|
884
|
|
|
885 Set_String (" WC_Encoding := '");
|
|
|
886 Set_Char (Get_WC_Encoding);
|
|
|
887
|
|
|
888 Set_String ("';");
|
|
|
889 Write_Statement_Buffer;
|
|
|
890
|
|
|
891 Set_String (" Locking_Policy := '");
|
|
|
892 Set_Char (Locking_Policy_Specified);
|
|
|
893 Set_String ("';");
|
|
|
894 Write_Statement_Buffer;
|
|
|
895
|
|
|
896 Set_String (" Queuing_Policy := '");
|
|
|
897 Set_Char (Queuing_Policy_Specified);
|
|
|
898 Set_String ("';");
|
|
|
899 Write_Statement_Buffer;
|
|
|
900
|
|
|
901 Set_String (" Task_Dispatching_Policy := '");
|
|
|
902 Set_Char (Task_Dispatching_Policy_Specified);
|
|
|
903 Set_String ("';");
|
|
|
904 Write_Statement_Buffer;
|
|
|
905
|
|
|
906 if System_Tasking_Restricted_Stages_Used
|
|
|
907 and then Partition_Elaboration_Policy_Specified = 'S'
|
|
|
908 then
|
|
|
909 Set_String (" Partition_Elaboration_Policy := '");
|
|
|
910 Set_Char (Partition_Elaboration_Policy_Specified);
|
|
|
911 Set_String ("';");
|
|
|
912 Write_Statement_Buffer;
|
|
|
913 end if;
|
|
|
914
|
|
|
915 Gen_Restrictions;
|
|
|
916
|
|
|
917 WBI (" Priority_Specific_Dispatching :=");
|
|
|
918 WBI (" Local_Priority_Specific_Dispatching'Address;");
|
|
|
919
|
|
|
920 Set_String (" Num_Specific_Dispatching := ");
|
|
|
921 Set_Int (PSD_Pragma_Settings.Last + 1);
|
|
|
922 Set_Char (';');
|
|
|
923 Write_Statement_Buffer;
|
|
|
924
|
|
|
925 Set_String (" Main_CPU := ");
|
|
|
926 Set_Int (Main_CPU);
|
|
|
927 Set_Char (';');
|
|
|
928 Write_Statement_Buffer;
|
|
|
929
|
|
|
930 WBI (" Interrupt_States := Local_Interrupt_States'Address;");
|
|
|
931
|
|
|
932 Set_String (" Num_Interrupt_States := ");
|
|
|
933 Set_Int (IS_Pragma_Settings.Last + 1);
|
|
|
934 Set_Char (';');
|
|
|
935 Write_Statement_Buffer;
|
|
|
936
|
|
|
937 Set_String (" Unreserve_All_Interrupts := ");
|
|
|
938
|
|
|
939 if Unreserve_All_Interrupts_Specified then
|
|
|
940 Set_String ("1");
|
|
|
941 else
|
|
|
942 Set_String ("0");
|
|
|
943 end if;
|
|
|
944
|
|
|
945 Set_Char (';');
|
|
|
946 Write_Statement_Buffer;
|
|
|
947
|
|
|
948 if Exception_Tracebacks or Exception_Tracebacks_Symbolic then
|
|
|
949 WBI (" Exception_Tracebacks := 1;");
|
|
|
950
|
|
|
951 if Exception_Tracebacks_Symbolic then
|
|
|
952 WBI (" Exception_Tracebacks_Symbolic := 1;");
|
|
|
953 end if;
|
|
|
954 end if;
|
|
|
955
|
|
|
956 Set_String (" Detect_Blocking := ");
|
|
|
957
|
|
|
958 if Detect_Blocking then
|
|
|
959 Set_Int (1);
|
|
|
960 else
|
|
|
961 Set_Int (0);
|
|
|
962 end if;
|
|
|
963
|
|
|
964 Set_String (";");
|
|
|
965 Write_Statement_Buffer;
|
|
|
966
|
|
|
967 Set_String (" Default_Stack_Size := ");
|
|
|
968 Set_Int (Default_Stack_Size);
|
|
|
969 Set_String (";");
|
|
|
970 Write_Statement_Buffer;
|
|
|
971
|
|
|
972 Set_String (" Leap_Seconds_Support := ");
|
|
|
973
|
|
|
974 if Leap_Seconds_Support then
|
|
|
975 Set_Int (1);
|
|
|
976 else
|
|
|
977 Set_Int (0);
|
|
|
978 end if;
|
|
|
979
|
|
|
980 Set_String (";");
|
|
|
981 Write_Statement_Buffer;
|
|
|
982
|
|
|
983 if Bind_Env_String_Built then
|
|
|
984 WBI (" Bind_Env_Addr := Bind_Env'Address;");
|
|
|
985 end if;
|
|
|
986
|
|
|
987 WBI ("");
|
|
|
988
|
|
|
989 -- Generate default-sized secondary stack pool and set secondary
|
|
|
990 -- stack globals.
|
|
|
991
|
|
|
992 if Sec_Stack_Used then
|
|
|
993
|
|
|
994 -- Elaborate the body of the binder to initialize the default-
|
|
|
995 -- sized secondary stack pool.
|
|
|
996
|
|
|
997 WBI (" " & Get_Ada_Main_Name & "'Elab_Body;");
|
|
|
998
|
|
|
999 -- Generate the default-sized secondary stack pool and set the
|
|
|
1000 -- related secondary stack globals.
|
|
|
1001
|
|
|
1002 Set_String (" Default_Secondary_Stack_Size := ");
|
|
|
1003
|
|
|
1004 if Opt.Default_Sec_Stack_Size /= Opt.No_Stack_Size then
|
|
|
1005 Set_Int (Opt.Default_Sec_Stack_Size);
|
|
|
1006 else
|
|
|
1007 Set_String ("System.Parameters.Runtime_Default_Sec_Stack_Size");
|
|
|
1008 end if;
|
|
|
1009
|
|
|
1010 Set_Char (';');
|
|
|
1011 Write_Statement_Buffer;
|
|
|
1012
|
|
|
1013 Set_String (" Binder_Sec_Stacks_Count := ");
|
|
|
1014 Set_Int (Num_Sec_Stacks);
|
|
|
1015 Set_Char (';');
|
|
|
1016 Write_Statement_Buffer;
|
|
|
1017
|
|
|
1018 Set_String (" Default_Sized_SS_Pool := ");
|
|
|
1019
|
|
|
1020 if Num_Sec_Stacks > 0 then
|
|
|
1021 Set_String ("Sec_Default_Sized_Stacks'Address;");
|
|
|
1022 else
|
|
|
1023 Set_String ("System.Null_Address;");
|
|
|
1024 end if;
|
|
|
1025
|
|
|
1026 Write_Statement_Buffer;
|
|
|
1027 WBI ("");
|
|
|
1028 end if;
|
|
|
1029
|
|
|
1030 -- Generate call to Runtime_Initialize
|
|
|
1031
|
|
|
1032 WBI (" Runtime_Initialize (1);");
|
|
|
1033 end if;
|
|
|
1034
|
|
|
1035 -- Generate call to set Initialize_Scalar values if active
|
|
|
1036
|
|
|
1037 if Initialize_Scalars_Used then
|
|
|
1038 WBI ("");
|
|
|
1039 Set_String (" System.Scalar_Values.Initialize ('");
|
|
|
1040 Set_Char (Initialize_Scalars_Mode1);
|
|
|
1041 Set_String ("', '");
|
|
|
1042 Set_Char (Initialize_Scalars_Mode2);
|
|
|
1043 Set_String ("');");
|
|
|
1044 Write_Statement_Buffer;
|
|
|
1045 end if;
|
|
|
1046
|
|
|
1047 -- Initialize stack limit variable of the environment task if the stack
|
|
|
1048 -- check method is stack limit and stack check is enabled.
|
|
|
1049
|
|
|
1050 if Stack_Check_Limits_On_Target
|
|
|
1051 and then (Stack_Check_Default_On_Target or Stack_Check_Switch_Set)
|
|
|
1052 then
|
|
|
1053 WBI ("");
|
|
|
1054 WBI (" Initialize_Stack_Limit;");
|
|
|
1055 end if;
|
|
|
1056
|
|
|
1057 -- On CodePeer, the finalization of library objects is not relevant
|
|
|
1058
|
|
|
1059 if CodePeer_Mode then
|
|
|
1060 null;
|
|
|
1061
|
|
|
1062 -- If this is the main program case, attach finalize_library to the soft
|
|
|
1063 -- link. Do it only when not using a restricted run time, in which case
|
|
|
1064 -- tasks are non-terminating, so we do not want library-level
|
|
|
1065 -- finalization.
|
|
|
1066
|
|
|
1067 elsif not Bind_For_Library
|
|
|
1068 and then not Configurable_Run_Time_On_Target
|
|
|
1069 and then not Suppress_Standard_Library_On_Target
|
|
|
1070 then
|
|
|
1071 WBI ("");
|
|
|
1072
|
|
|
1073 if Lib_Final_Built then
|
|
|
1074 Set_String (" Finalize_Library_Objects := ");
|
|
|
1075 Set_String ("finalize_library'access;");
|
|
|
1076 else
|
|
|
1077 Set_String (" Finalize_Library_Objects := null;");
|
|
|
1078 end if;
|
|
|
1079
|
|
|
1080 Write_Statement_Buffer;
|
|
|
1081 end if;
|
|
|
1082
|
|
|
1083 -- Generate elaboration calls
|
|
|
1084
|
|
|
1085 if not CodePeer_Mode then
|
|
|
1086 WBI ("");
|
|
|
1087 end if;
|
|
|
1088
|
|
|
1089 Gen_Elab_Calls (Elab_Order);
|
|
|
1090
|
|
|
1091 if not CodePeer_Mode then
|
|
|
1092
|
|
|
1093 -- Call System.Elaboration_Allocators.Mark_Start_Of_Elaboration if
|
|
|
1094 -- restriction No_Standard_Allocators_After_Elaboration is active.
|
|
|
1095
|
|
|
1096 if Cumulative_Restrictions.Set
|
|
|
1097 (No_Standard_Allocators_After_Elaboration)
|
|
|
1098 then
|
|
|
1099 WBI
|
|
|
1100 (" System.Elaboration_Allocators.Mark_End_Of_Elaboration;");
|
|
|
1101 end if;
|
|
|
1102
|
|
|
1103 -- From this point, no new dispatching domain can be created
|
|
|
1104
|
|
|
1105 if Dispatching_Domains_Used then
|
|
|
1106 WBI (" Freeze_Dispatching_Domains;");
|
|
|
1107 end if;
|
|
|
1108
|
|
|
1109 -- Sequential partition elaboration policy
|
|
|
1110
|
|
|
1111 if Partition_Elaboration_Policy_Specified = 'S' then
|
|
|
1112 if System_Interrupts_Used then
|
|
|
1113 WBI (" Install_Restricted_Handlers_Sequential;");
|
|
|
1114 end if;
|
|
|
1115
|
|
|
1116 if System_Tasking_Restricted_Stages_Used then
|
|
|
1117 WBI (" Activate_All_Tasks_Sequential;");
|
|
|
1118 end if;
|
|
|
1119 end if;
|
|
|
1120
|
|
|
1121 if System_BB_CPU_Primitives_Multiprocessors_Used then
|
|
|
1122 WBI (" Start_Slave_CPUs;");
|
|
|
1123 end if;
|
|
|
1124 end if;
|
|
|
1125
|
|
|
1126 WBI (" end " & Ada_Init_Name.all & ";");
|
|
|
1127 WBI ("");
|
|
|
1128 end Gen_Adainit;
|
|
|
1129
|
|
|
1130 -------------------------
|
|
|
1131 -- Gen_Bind_Env_String --
|
|
|
1132 -------------------------
|
|
|
1133
|
|
|
1134 procedure Gen_Bind_Env_String is
|
|
|
1135 procedure Write_Name_With_Len (Nam : Name_Id);
|
|
|
1136 -- Write Nam as a string literal, prefixed with one
|
|
|
1137 -- character encoding Nam's length.
|
|
|
1138
|
|
|
1139 -------------------------
|
|
|
1140 -- Write_Name_With_Len --
|
|
|
1141 -------------------------
|
|
|
1142
|
|
|
1143 procedure Write_Name_With_Len (Nam : Name_Id) is
|
|
|
1144 begin
|
|
|
1145 Get_Name_String (Nam);
|
|
|
1146
|
|
|
1147 Start_String;
|
|
|
1148 Store_String_Char (Character'Val (Name_Len));
|
|
|
1149 Store_String_Chars (Name_Buffer (1 .. Name_Len));
|
|
|
1150
|
|
|
1151 Write_String_Table_Entry (End_String);
|
|
|
1152 end Write_Name_With_Len;
|
|
|
1153
|
|
|
1154 -- Local variables
|
|
|
1155
|
|
|
1156 Amp : Character;
|
|
|
1157 KN : Name_Id := No_Name;
|
|
|
1158 VN : Name_Id := No_Name;
|
|
|
1159
|
|
|
1160 -- Start of processing for Gen_Bind_Env_String
|
|
|
1161
|
|
|
1162 begin
|
|
|
1163 Bind_Environment.Get_First (KN, VN);
|
|
|
1164
|
|
|
1165 if VN = No_Name then
|
|
|
1166 return;
|
|
|
1167 end if;
|
|
|
1168
|
|
|
1169 Set_Special_Output (Write_Bind_Line'Access);
|
|
|
1170
|
|
|
1171 WBI (" Bind_Env : aliased constant String :=");
|
|
|
1172 Amp := ' ';
|
|
|
1173 while VN /= No_Name loop
|
|
|
1174 Write_Str (" " & Amp & ' ');
|
|
|
1175 Write_Name_With_Len (KN);
|
|
|
1176 Write_Str (" & ");
|
|
|
1177 Write_Name_With_Len (VN);
|
|
|
1178 Write_Eol;
|
|
|
1179
|
|
|
1180 Bind_Environment.Get_Next (KN, VN);
|
|
|
1181 Amp := '&';
|
|
|
1182 end loop;
|
|
|
1183 WBI (" & ASCII.NUL;");
|
|
|
1184
|
|
|
1185 Set_Special_Output (null);
|
|
|
1186
|
|
|
1187 Bind_Env_String_Built := True;
|
|
|
1188 end Gen_Bind_Env_String;
|
|
|
1189
|
|
|
1190 --------------------------
|
|
|
1191 -- Gen_CodePeer_Wrapper --
|
|
|
1192 --------------------------
|
|
|
1193
|
|
|
1194 procedure Gen_CodePeer_Wrapper is
|
|
|
1195 Callee_Name : constant String := "Ada_Main_Program";
|
|
|
1196
|
|
|
1197 begin
|
|
|
1198 if ALIs.Table (ALIs.First).Main_Program = Proc then
|
|
|
1199 WBI (" procedure " & CodePeer_Wrapper_Name & " is ");
|
|
|
1200 WBI (" begin");
|
|
|
1201 WBI (" " & Callee_Name & ";");
|
|
|
1202
|
|
|
1203 else
|
|
|
1204 WBI (" function " & CodePeer_Wrapper_Name & " return Integer is");
|
|
|
1205 WBI (" begin");
|
|
|
1206 WBI (" return " & Callee_Name & ";");
|
|
|
1207 end if;
|
|
|
1208
|
|
|
1209 WBI (" end " & CodePeer_Wrapper_Name & ";");
|
|
|
1210 WBI ("");
|
|
|
1211 end Gen_CodePeer_Wrapper;
|
|
|
1212
|
|
|
1213 --------------------
|
|
|
1214 -- Gen_Elab_Calls --
|
|
|
1215 --------------------
|
|
|
1216
|
|
|
1217 procedure Gen_Elab_Calls (Elab_Order : Unit_Id_Array) is
|
|
|
1218 Check_Elab_Flag : Boolean;
|
|
|
1219
|
|
|
1220 begin
|
|
|
1221 -- Loop through elaboration order entries
|
|
|
1222
|
|
|
1223 for E in Elab_Order'Range loop
|
|
|
1224 declare
|
|
|
1225 Unum : constant Unit_Id := Elab_Order (E);
|
|
|
1226 U : Unit_Record renames Units.Table (Unum);
|
|
|
1227
|
|
|
1228 Unum_Spec : Unit_Id;
|
|
|
1229 -- This is the unit number of the spec that corresponds to
|
|
|
1230 -- this entry. It is the same as Unum except when the body
|
|
|
1231 -- and spec are different and we are currently processing
|
|
|
1232 -- the body, in which case it is the spec (Unum + 1).
|
|
|
1233
|
|
|
1234 begin
|
|
|
1235 if U.Utype = Is_Body then
|
|
|
1236 Unum_Spec := Unum + 1;
|
|
|
1237 else
|
|
|
1238 Unum_Spec := Unum;
|
|
|
1239 end if;
|
|
|
1240
|
|
|
1241 -- Nothing to do if predefined unit in no run time mode
|
|
|
1242
|
|
|
1243 if No_Run_Time_Mode and then Is_Predefined_File_Name (U.Sfile) then
|
|
|
1244 null;
|
|
|
1245
|
|
|
1246 -- Likewise if this is an interface to a stand alone library
|
|
|
1247
|
|
|
1248 elsif U.SAL_Interface then
|
|
|
1249 null;
|
|
|
1250
|
|
|
1251 -- Case of no elaboration code
|
|
|
1252
|
|
|
1253 elsif U.No_Elab
|
|
|
1254
|
|
|
1255 -- In CodePeer mode, we special case subprogram bodies which
|
|
|
1256 -- are handled in the 'else' part below, and lead to a call
|
|
|
1257 -- to <subp>'Elab_Subp_Body.
|
|
|
1258
|
|
|
1259 and then (not CodePeer_Mode
|
|
|
1260
|
|
|
1261 -- Test for spec
|
|
|
1262
|
|
|
1263 or else U.Utype = Is_Spec
|
|
|
1264 or else U.Utype = Is_Spec_Only
|
|
|
1265 or else U.Unit_Kind /= 's')
|
|
|
1266 then
|
|
|
1267 -- In the case of a body with a separate spec, where the
|
|
|
1268 -- separate spec has an elaboration entity defined, this is
|
|
|
1269 -- where we increment the elaboration entity if one exists.
|
|
|
1270
|
|
|
1271 -- Likewise for lone specs with an elaboration entity defined
|
|
|
1272 -- despite No_Elaboration_Code, e.g. when requested to preserve
|
|
|
1273 -- control flow.
|
|
|
1274
|
|
|
1275 if (U.Utype = Is_Body or else U.Utype = Is_Spec_Only)
|
|
|
1276 and then Units.Table (Unum_Spec).Set_Elab_Entity
|
|
|
1277 and then not CodePeer_Mode
|
|
|
1278 then
|
|
|
1279 Set_String (" E");
|
|
|
1280 Set_Unit_Number (Unum_Spec);
|
|
|
1281 Set_String (" := E");
|
|
|
1282 Set_Unit_Number (Unum_Spec);
|
|
|
1283 Set_String (" + 1;");
|
|
|
1284 Write_Statement_Buffer;
|
|
|
1285 end if;
|
|
|
1286
|
|
|
1287 -- Here if elaboration code is present. If binding a library
|
|
|
1288 -- or if there is a non-Ada main subprogram then we generate:
|
|
|
1289
|
|
|
1290 -- if uname_E = 0 then
|
|
|
1291 -- uname'elab_[spec|body];
|
|
|
1292 -- end if;
|
|
|
1293 -- uname_E := uname_E + 1;
|
|
|
1294
|
|
|
1295 -- Otherwise, elaboration routines are called unconditionally:
|
|
|
1296
|
|
|
1297 -- uname'elab_[spec|body];
|
|
|
1298 -- uname_E := uname_E + 1;
|
|
|
1299
|
|
|
1300 -- The uname_E increment is skipped if this is a separate spec,
|
|
|
1301 -- since it will be done when we process the body.
|
|
|
1302
|
|
|
1303 -- In CodePeer mode, we do not generate any reference to xxx_E
|
|
|
1304 -- variables, only calls to 'Elab* subprograms.
|
|
|
1305
|
|
|
1306 else
|
|
|
1307 -- Check incompatibilities with No_Multiple_Elaboration
|
|
|
1308
|
|
|
1309 if not CodePeer_Mode
|
|
|
1310 and then Cumulative_Restrictions.Set (No_Multiple_Elaboration)
|
|
|
1311 then
|
|
|
1312 -- Force_Checking_Of_Elaboration_Flags (-F) not allowed
|
|
|
1313
|
|
|
1314 if Force_Checking_Of_Elaboration_Flags then
|
|
|
1315 Osint.Fail
|
|
|
1316 ("-F (force elaboration checks) switch not allowed "
|
|
|
1317 & "with restriction No_Multiple_Elaboration active");
|
|
|
1318
|
|
|
1319 -- Interfacing of libraries not allowed
|
|
|
1320
|
|
|
1321 elsif Interface_Library_Unit then
|
|
|
1322 Osint.Fail
|
|
|
1323 ("binding of interfaced libraries not allowed "
|
|
|
1324 & "with restriction No_Multiple_Elaboration active");
|
|
|
1325
|
|
|
1326 -- Non-Ada main program not allowed
|
|
|
1327
|
|
|
1328 elsif not Bind_Main_Program then
|
|
|
1329 Osint.Fail
|
|
|
1330 ("non-Ada main program not allowed "
|
|
|
1331 & "with restriction No_Multiple_Elaboration active");
|
|
|
1332 end if;
|
|
|
1333 end if;
|
|
|
1334
|
|
|
1335 -- OK, see if we need to test elaboration flag
|
|
|
1336
|
|
|
1337 Check_Elab_Flag :=
|
|
|
1338 Units.Table (Unum_Spec).Set_Elab_Entity
|
|
|
1339 and then not CodePeer_Mode
|
|
|
1340 and then (Force_Checking_Of_Elaboration_Flags
|
|
|
1341 or Interface_Library_Unit
|
|
|
1342 or not Bind_Main_Program);
|
|
|
1343
|
|
|
1344 if Check_Elab_Flag then
|
|
|
1345 Set_String (" if E");
|
|
|
1346 Set_Unit_Number (Unum_Spec);
|
|
|
1347 Set_String (" = 0 then");
|
|
|
1348 Write_Statement_Buffer;
|
|
|
1349 Set_String (" ");
|
|
|
1350 end if;
|
|
|
1351
|
|
|
1352 Set_String (" ");
|
|
|
1353 Get_Decoded_Name_String_With_Brackets (U.Uname);
|
|
|
1354
|
|
|
1355 if Name_Buffer (Name_Len) = 's' then
|
|
|
1356 Name_Buffer (Name_Len - 1 .. Name_Len + 8) :=
|
|
|
1357 "'elab_spec";
|
|
|
1358 Name_Len := Name_Len + 8;
|
|
|
1359
|
|
|
1360 -- Special case in CodePeer mode for subprogram bodies
|
|
|
1361 -- which correspond to CodePeer 'Elab_Subp_Body special
|
|
|
1362 -- init procedure.
|
|
|
1363
|
|
|
1364 elsif U.Unit_Kind = 's' and CodePeer_Mode then
|
|
|
1365 Name_Buffer (Name_Len - 1 .. Name_Len + 13) :=
|
|
|
1366 "'elab_subp_body";
|
|
|
1367 Name_Len := Name_Len + 13;
|
|
|
1368
|
|
|
1369 else
|
|
|
1370 Name_Buffer (Name_Len - 1 .. Name_Len + 8) :=
|
|
|
1371 "'elab_body";
|
|
|
1372 Name_Len := Name_Len + 8;
|
|
|
1373 end if;
|
|
|
1374
|
|
|
1375 Set_Casing (U.Icasing);
|
|
|
1376 Set_Name_Buffer;
|
|
|
1377 Set_Char (';');
|
|
|
1378 Write_Statement_Buffer;
|
|
|
1379
|
|
|
1380 if Check_Elab_Flag then
|
|
|
1381 WBI (" end if;");
|
|
|
1382 end if;
|
|
|
1383
|
|
|
1384 if U.Utype /= Is_Spec
|
|
|
1385 and then not CodePeer_Mode
|
|
|
1386 and then Units.Table (Unum_Spec).Set_Elab_Entity
|
|
|
1387 then
|
|
|
1388 Set_String (" E");
|
|
|
1389 Set_Unit_Number (Unum_Spec);
|
|
|
1390 Set_String (" := E");
|
|
|
1391 Set_Unit_Number (Unum_Spec);
|
|
|
1392 Set_String (" + 1;");
|
|
|
1393 Write_Statement_Buffer;
|
|
|
1394 end if;
|
|
|
1395 end if;
|
|
|
1396 end;
|
|
|
1397 end loop;
|
|
|
1398 end Gen_Elab_Calls;
|
|
|
1399
|
|
|
1400 ------------------------
|
|
|
1401 -- Gen_Elab_Externals --
|
|
|
1402 ------------------------
|
|
|
1403
|
|
|
1404 procedure Gen_Elab_Externals (Elab_Order : Unit_Id_Array) is
|
|
|
1405 begin
|
|
|
1406 if CodePeer_Mode then
|
|
|
1407 return;
|
|
|
1408 end if;
|
|
|
1409
|
|
|
1410 for E in Elab_Order'Range loop
|
|
|
1411 declare
|
|
|
1412 Unum : constant Unit_Id := Elab_Order (E);
|
|
|
1413 U : Unit_Record renames Units.Table (Unum);
|
|
|
1414
|
|
|
1415 begin
|
|
|
1416 -- Check for Elab_Entity to be set for this unit
|
|
|
1417
|
|
|
1418 if U.Set_Elab_Entity
|
|
|
1419
|
|
|
1420 -- Don't generate reference for stand alone library
|
|
|
1421
|
|
|
1422 and then not U.SAL_Interface
|
|
|
1423
|
|
|
1424 -- Don't generate reference for predefined file in No_Run_Time
|
|
|
1425 -- mode, since we don't include the object files in this case
|
|
|
1426
|
|
|
1427 and then not
|
|
|
1428 (No_Run_Time_Mode
|
|
|
1429 and then Is_Predefined_File_Name (U.Sfile))
|
|
|
1430 then
|
|
|
1431 Get_Name_String (U.Sfile);
|
|
|
1432 Set_String (" ");
|
|
|
1433 Set_String ("E");
|
|
|
1434 Set_Unit_Number (Unum);
|
|
|
1435 Set_String (" : Short_Integer; pragma Import (Ada, E");
|
|
|
1436 Set_Unit_Number (Unum);
|
|
|
1437 Set_String (", """);
|
|
|
1438 Get_Name_String (U.Uname);
|
|
|
1439 Set_Unit_Name;
|
|
|
1440 Set_String ("_E"");");
|
|
|
1441 Write_Statement_Buffer;
|
|
|
1442 end if;
|
|
|
1443 end;
|
|
|
1444 end loop;
|
|
|
1445
|
|
|
1446 WBI ("");
|
|
|
1447 end Gen_Elab_Externals;
|
|
|
1448
|
|
|
1449 --------------------
|
|
|
1450 -- Gen_Elab_Order --
|
|
|
1451 --------------------
|
|
|
1452
|
|
|
1453 procedure Gen_Elab_Order (Elab_Order : Unit_Id_Array) is
|
|
|
1454 begin
|
|
|
1455 WBI ("");
|
|
|
1456 WBI (" -- BEGIN ELABORATION ORDER");
|
|
|
1457
|
|
|
1458 for J in Elab_Order'Range loop
|
|
|
1459 Set_String (" -- ");
|
|
|
1460 Get_Name_String (Units.Table (Elab_Order (J)).Uname);
|
|
|
1461 Set_Name_Buffer;
|
|
|
1462 Write_Statement_Buffer;
|
|
|
1463 end loop;
|
|
|
1464
|
|
|
1465 WBI (" -- END ELABORATION ORDER");
|
|
|
1466 end Gen_Elab_Order;
|
|
|
1467
|
|
|
1468 --------------------------
|
|
|
1469 -- Gen_Finalize_Library --
|
|
|
1470 --------------------------
|
|
|
1471
|
|
|
1472 procedure Gen_Finalize_Library (Elab_Order : Unit_Id_Array) is
|
|
|
1473 procedure Gen_Header;
|
|
|
1474 -- Generate the header of the finalization routine
|
|
|
1475
|
|
|
1476 ----------------
|
|
|
1477 -- Gen_Header --
|
|
|
1478 ----------------
|
|
|
1479
|
|
|
1480 procedure Gen_Header is
|
|
|
1481 begin
|
|
|
1482 WBI (" procedure finalize_library is");
|
|
|
1483 WBI (" begin");
|
|
|
1484 end Gen_Header;
|
|
|
1485
|
|
|
1486 -- Local variables
|
|
|
1487
|
|
|
1488 Count : Int := 1;
|
|
|
1489 U : Unit_Record;
|
|
|
1490 Uspec : Unit_Record;
|
|
|
1491 Unum : Unit_Id;
|
|
|
1492
|
|
|
1493 -- Start of processing for Gen_Finalize_Library
|
|
|
1494
|
|
|
1495 begin
|
|
|
1496 if CodePeer_Mode then
|
|
|
1497 return;
|
|
|
1498 end if;
|
|
|
1499
|
|
|
1500 for E in reverse Elab_Order'Range loop
|
|
|
1501 Unum := Elab_Order (E);
|
|
|
1502 U := Units.Table (Unum);
|
|
|
1503
|
|
|
1504 -- Dealing with package bodies is a little complicated. In such
|
|
|
1505 -- cases we must retrieve the package spec since it contains the
|
|
|
1506 -- spec of the body finalizer.
|
|
|
1507
|
|
|
1508 if U.Utype = Is_Body then
|
|
|
1509 Unum := Unum + 1;
|
|
|
1510 Uspec := Units.Table (Unum);
|
|
|
1511 else
|
|
|
1512 Uspec := U;
|
|
|
1513 end if;
|
|
|
1514
|
|
|
1515 Get_Name_String (Uspec.Uname);
|
|
|
1516
|
|
|
1517 -- We are only interested in non-generic packages
|
|
|
1518
|
|
|
1519 if U.Unit_Kind /= 'p' or else U.Is_Generic then
|
|
|
1520 null;
|
|
|
1521
|
|
|
1522 -- That aren't an interface to a stand alone library
|
|
|
1523
|
|
|
1524 elsif U.SAL_Interface then
|
|
|
1525 null;
|
|
|
1526
|
|
|
1527 -- Case of no finalization
|
|
|
1528
|
|
|
1529 elsif not U.Has_Finalizer then
|
|
|
1530
|
|
|
1531 -- The only case in which we have to do something is if this
|
|
|
1532 -- is a body, with a separate spec, where the separate spec
|
|
|
1533 -- has a finalizer. In that case, this is where we decrement
|
|
|
1534 -- the elaboration entity.
|
|
|
1535
|
|
|
1536 if U.Utype = Is_Body and then Uspec.Has_Finalizer then
|
|
|
1537 if not Lib_Final_Built then
|
|
|
1538 Gen_Header;
|
|
|
1539 Lib_Final_Built := True;
|
|
|
1540 end if;
|
|
|
1541
|
|
|
1542 Set_String (" E");
|
|
|
1543 Set_Unit_Number (Unum);
|
|
|
1544 Set_String (" := E");
|
|
|
1545 Set_Unit_Number (Unum);
|
|
|
1546 Set_String (" - 1;");
|
|
|
1547 Write_Statement_Buffer;
|
|
|
1548 end if;
|
|
|
1549
|
|
|
1550 else
|
|
|
1551 if not Lib_Final_Built then
|
|
|
1552 Gen_Header;
|
|
|
1553 Lib_Final_Built := True;
|
|
|
1554 end if;
|
|
|
1555
|
|
|
1556 -- Generate:
|
|
|
1557 -- declare
|
|
|
1558 -- procedure F<Count>;
|
|
|
1559
|
|
|
1560 Set_String (" declare");
|
|
|
1561 Write_Statement_Buffer;
|
|
|
1562
|
|
|
1563 Set_String (" procedure F");
|
|
|
1564 Set_Int (Count);
|
|
|
1565 Set_Char (';');
|
|
|
1566 Write_Statement_Buffer;
|
|
|
1567
|
|
|
1568 -- Generate:
|
|
|
1569 -- pragma Import (Ada, F<Count>,
|
|
|
1570 -- "xx__yy__finalize_[body|spec]");
|
|
|
1571
|
|
|
1572 Set_String (" pragma Import (Ada, F");
|
|
|
1573 Set_Int (Count);
|
|
|
1574 Set_String (", """);
|
|
|
1575
|
|
|
1576 -- Perform name construction
|
|
|
1577
|
|
|
1578 Set_Unit_Name;
|
|
|
1579 Set_String ("__finalize_");
|
|
|
1580
|
|
|
1581 -- Package spec processing
|
|
|
1582
|
|
|
1583 if U.Utype = Is_Spec
|
|
|
1584 or else U.Utype = Is_Spec_Only
|
|
|
1585 then
|
|
|
1586 Set_String ("spec");
|
|
|
1587
|
|
|
1588 -- Package body processing
|
|
|
1589
|
|
|
1590 else
|
|
|
1591 Set_String ("body");
|
|
|
1592 end if;
|
|
|
1593
|
|
|
1594 Set_String (""");");
|
|
|
1595 Write_Statement_Buffer;
|
|
|
1596
|
|
|
1597 -- If binding a library or if there is a non-Ada main subprogram
|
|
|
1598 -- then we generate:
|
|
|
1599
|
|
|
1600 -- begin
|
|
|
1601 -- uname_E := uname_E - 1;
|
|
|
1602 -- if uname_E = 0 then
|
|
|
1603 -- F<Count>;
|
|
|
1604 -- end if;
|
|
|
1605 -- end;
|
|
|
1606
|
|
|
1607 -- Otherwise, finalization routines are called unconditionally:
|
|
|
1608
|
|
|
1609 -- begin
|
|
|
1610 -- uname_E := uname_E - 1;
|
|
|
1611 -- F<Count>;
|
|
|
1612 -- end;
|
|
|
1613
|
|
|
1614 -- The uname_E decrement is skipped if this is a separate spec,
|
|
|
1615 -- since it will be done when we process the body.
|
|
|
1616
|
|
|
1617 WBI (" begin");
|
|
|
1618
|
|
|
1619 if U.Utype /= Is_Spec then
|
|
|
1620 Set_String (" E");
|
|
|
1621 Set_Unit_Number (Unum);
|
|
|
1622 Set_String (" := E");
|
|
|
1623 Set_Unit_Number (Unum);
|
|
|
1624 Set_String (" - 1;");
|
|
|
1625 Write_Statement_Buffer;
|
|
|
1626 end if;
|
|
|
1627
|
|
|
1628 if Interface_Library_Unit or not Bind_Main_Program then
|
|
|
1629 Set_String (" if E");
|
|
|
1630 Set_Unit_Number (Unum);
|
|
|
1631 Set_String (" = 0 then");
|
|
|
1632 Write_Statement_Buffer;
|
|
|
1633 Set_String (" ");
|
|
|
1634 end if;
|
|
|
1635
|
|
|
1636 Set_String (" F");
|
|
|
1637 Set_Int (Count);
|
|
|
1638 Set_Char (';');
|
|
|
1639 Write_Statement_Buffer;
|
|
|
1640
|
|
|
1641 if Interface_Library_Unit or not Bind_Main_Program then
|
|
|
1642 WBI (" end if;");
|
|
|
1643 end if;
|
|
|
1644
|
|
|
1645 WBI (" end;");
|
|
|
1646
|
|
|
1647 Count := Count + 1;
|
|
|
1648 end if;
|
|
|
1649 end loop;
|
|
|
1650
|
|
|
1651 if Lib_Final_Built then
|
|
|
1652
|
|
|
1653 -- It is possible that the finalization of a library-level object
|
|
|
1654 -- raised an exception. In that case import the actual exception
|
|
|
1655 -- and the routine necessary to raise it.
|
|
|
1656
|
|
|
1657 WBI (" declare");
|
|
|
1658 WBI (" procedure Reraise_Library_Exception_If_Any;");
|
|
|
1659
|
|
|
1660 Set_String (" pragma Import (Ada, ");
|
|
|
1661 Set_String ("Reraise_Library_Exception_If_Any, ");
|
|
|
1662 Set_String ("""__gnat_reraise_library_exception_if_any"");");
|
|
|
1663 Write_Statement_Buffer;
|
|
|
1664
|
|
|
1665 WBI (" begin");
|
|
|
1666 WBI (" Reraise_Library_Exception_If_Any;");
|
|
|
1667 WBI (" end;");
|
|
|
1668 WBI (" end finalize_library;");
|
|
|
1669 WBI ("");
|
|
|
1670 end if;
|
|
|
1671 end Gen_Finalize_Library;
|
|
|
1672
|
|
|
1673 --------------
|
|
|
1674 -- Gen_Main --
|
|
|
1675 --------------
|
|
|
1676
|
|
|
1677 procedure Gen_Main is
|
|
|
1678 begin
|
|
|
1679 if not No_Main_Subprogram then
|
|
|
1680
|
|
|
1681 -- To call the main program, we declare it using a pragma Import
|
|
|
1682 -- Ada with the right link name.
|
|
|
1683
|
|
|
1684 -- It might seem more obvious to "with" the main program, and call
|
|
|
1685 -- it in the normal Ada manner. We do not do this for three
|
|
|
1686 -- reasons:
|
|
|
1687
|
|
|
1688 -- 1. It is more efficient not to recompile the main program
|
|
|
1689 -- 2. We are not entitled to assume the source is accessible
|
|
|
1690 -- 3. We don't know what options to use to compile it
|
|
|
1691
|
|
|
1692 -- It is really reason 3 that is most critical (indeed we used
|
|
|
1693 -- to generate the "with", but several regression tests failed).
|
|
|
1694
|
|
|
1695 if ALIs.Table (ALIs.First).Main_Program = Func then
|
|
|
1696 WBI (" function Ada_Main_Program return Integer;");
|
|
|
1697 else
|
|
|
1698 WBI (" procedure Ada_Main_Program;");
|
|
|
1699 end if;
|
|
|
1700
|
|
|
1701 Set_String (" pragma Import (Ada, Ada_Main_Program, """);
|
|
|
1702 Get_Name_String (Units.Table (First_Unit_Entry).Uname);
|
|
|
1703 Set_Main_Program_Name;
|
|
|
1704 Set_String (""");");
|
|
|
1705
|
|
|
1706 Write_Statement_Buffer;
|
|
|
1707 WBI ("");
|
|
|
1708
|
|
|
1709 -- For CodePeer, declare a wrapper for the user-defined main program
|
|
|
1710
|
|
|
1711 if CodePeer_Mode then
|
|
|
1712 Gen_CodePeer_Wrapper;
|
|
|
1713 end if;
|
|
|
1714 end if;
|
|
|
1715
|
|
|
1716 if Exit_Status_Supported_On_Target then
|
|
|
1717 Set_String (" function ");
|
|
|
1718 else
|
|
|
1719 Set_String (" procedure ");
|
|
|
1720 end if;
|
|
|
1721
|
|
|
1722 Set_String (Get_Main_Name);
|
|
|
1723
|
|
|
1724 if Command_Line_Args_On_Target then
|
|
|
1725 Write_Statement_Buffer;
|
|
|
1726 WBI (" (argc : Integer;");
|
|
|
1727 WBI (" argv : System.Address;");
|
|
|
1728 WBI (" envp : System.Address)");
|
|
|
1729
|
|
|
1730 if Exit_Status_Supported_On_Target then
|
|
|
1731 WBI (" return Integer");
|
|
|
1732 end if;
|
|
|
1733
|
|
|
1734 WBI (" is");
|
|
|
1735
|
|
|
1736 else
|
|
|
1737 if Exit_Status_Supported_On_Target then
|
|
|
1738 Set_String (" return Integer is");
|
|
|
1739 else
|
|
|
1740 Set_String (" is");
|
|
|
1741 end if;
|
|
|
1742
|
|
|
1743 Write_Statement_Buffer;
|
|
|
1744 end if;
|
|
|
1745
|
|
|
1746 if Opt.Default_Exit_Status /= 0
|
|
|
1747 and then Bind_Main_Program
|
|
|
1748 and then not Configurable_Run_Time_Mode
|
|
|
1749 then
|
|
|
1750 WBI (" procedure Set_Exit_Status (Status : Integer);");
|
|
|
1751 WBI (" pragma Import (C, Set_Exit_Status, " &
|
|
|
1752 """__gnat_set_exit_status"");");
|
|
|
1753 WBI ("");
|
|
|
1754 end if;
|
|
|
1755
|
|
|
1756 -- Initialize and Finalize
|
|
|
1757
|
|
|
1758 if not CodePeer_Mode
|
|
|
1759 and then not Cumulative_Restrictions.Set (No_Finalization)
|
|
|
1760 then
|
|
|
1761 WBI (" procedure Initialize (Addr : System.Address);");
|
|
|
1762 WBI (" pragma Import (C, Initialize, ""__gnat_initialize"");");
|
|
|
1763 WBI ("");
|
|
|
1764 WBI (" procedure Finalize;");
|
|
|
1765 WBI (" pragma Import (C, Finalize, ""__gnat_finalize"");");
|
|
|
1766 end if;
|
|
|
1767
|
|
|
1768 -- If we want to analyze the stack, we must import corresponding symbols
|
|
|
1769
|
|
|
1770 if Dynamic_Stack_Measurement then
|
|
|
1771 WBI ("");
|
|
|
1772 WBI (" procedure Output_Results;");
|
|
|
1773 WBI (" pragma Import (C, Output_Results, " &
|
|
|
1774 """__gnat_stack_usage_output_results"");");
|
|
|
1775
|
|
|
1776 WBI ("");
|
|
|
1777 WBI (" " &
|
|
|
1778 "procedure Initialize_Stack_Analysis (Buffer_Size : Natural);");
|
|
|
1779 WBI (" pragma Import (C, Initialize_Stack_Analysis, " &
|
|
|
1780 """__gnat_stack_usage_initialize"");");
|
|
|
1781 end if;
|
|
|
1782
|
|
|
1783 -- Deal with declarations for main program case
|
|
|
1784
|
|
|
1785 if not No_Main_Subprogram then
|
|
|
1786 if ALIs.Table (ALIs.First).Main_Program = Func then
|
|
|
1787 WBI (" Result : Integer;");
|
|
|
1788 WBI ("");
|
|
|
1789 end if;
|
|
|
1790
|
|
|
1791 if Bind_Main_Program
|
|
|
1792 and not Suppress_Standard_Library_On_Target
|
|
|
1793 and not CodePeer_Mode
|
|
|
1794 then
|
|
|
1795 WBI (" SEH : aliased array (1 .. 2) of Integer;");
|
|
|
1796 WBI ("");
|
|
|
1797 end if;
|
|
|
1798 end if;
|
|
|
1799
|
|
|
1800 -- Generate a reference to Ada_Main_Program_Name. This symbol is not
|
|
|
1801 -- referenced elsewhere in the generated program, but is needed by
|
|
|
1802 -- the debugger (that's why it is generated in the first place). The
|
|
|
1803 -- reference stops Ada_Main_Program_Name from being optimized away by
|
|
|
1804 -- smart linkers, such as the AiX linker.
|
|
|
1805
|
|
|
1806 -- Because this variable is unused, we make this variable "aliased"
|
|
|
1807 -- with a pragma Volatile in order to tell the compiler to preserve
|
|
|
1808 -- this variable at any level of optimization.
|
|
|
1809
|
|
|
1810 if Bind_Main_Program and not CodePeer_Mode then
|
|
|
1811 WBI (" Ensure_Reference : aliased System.Address := " &
|
|
|
1812 "Ada_Main_Program_Name'Address;");
|
|
|
1813 WBI (" pragma Volatile (Ensure_Reference);");
|
|
|
1814 WBI ("");
|
|
|
1815 end if;
|
|
|
1816
|
|
|
1817 WBI (" begin");
|
|
|
1818
|
|
|
1819 -- Acquire command line arguments if present on target
|
|
|
1820
|
|
|
1821 if CodePeer_Mode then
|
|
|
1822 null;
|
|
|
1823
|
|
|
1824 elsif Command_Line_Args_On_Target then
|
|
|
1825 WBI (" gnat_argc := argc;");
|
|
|
1826 WBI (" gnat_argv := argv;");
|
|
|
1827 WBI (" gnat_envp := envp;");
|
|
|
1828 WBI ("");
|
|
|
1829
|
|
|
1830 -- If configurable run time and no command line args, then nothing needs
|
|
|
1831 -- to be done since the gnat_argc/argv/envp variables are suppressed in
|
|
|
1832 -- this case.
|
|
|
1833
|
|
|
1834 elsif Configurable_Run_Time_On_Target then
|
|
|
1835 null;
|
|
|
1836
|
|
|
1837 -- Otherwise set dummy values (to be filled in by some other unit?)
|
|
|
1838
|
|
|
1839 else
|
|
|
1840 WBI (" gnat_argc := 0;");
|
|
|
1841 WBI (" gnat_argv := System.Null_Address;");
|
|
|
1842 WBI (" gnat_envp := System.Null_Address;");
|
|
|
1843 end if;
|
|
|
1844
|
|
|
1845 if Opt.Default_Exit_Status /= 0
|
|
|
1846 and then Bind_Main_Program
|
|
|
1847 and then not Configurable_Run_Time_Mode
|
|
|
1848 then
|
|
|
1849 Set_String (" Set_Exit_Status (");
|
|
|
1850 Set_Int (Opt.Default_Exit_Status);
|
|
|
1851 Set_String (");");
|
|
|
1852 Write_Statement_Buffer;
|
|
|
1853 end if;
|
|
|
1854
|
|
|
1855 if Dynamic_Stack_Measurement then
|
|
|
1856 Set_String (" Initialize_Stack_Analysis (");
|
|
|
1857 Set_Int (Dynamic_Stack_Measurement_Array_Size);
|
|
|
1858 Set_String (");");
|
|
|
1859 Write_Statement_Buffer;
|
|
|
1860 end if;
|
|
|
1861
|
|
|
1862 if not Cumulative_Restrictions.Set (No_Finalization)
|
|
|
1863 and then not CodePeer_Mode
|
|
|
1864 then
|
|
|
1865 if not No_Main_Subprogram
|
|
|
1866 and then Bind_Main_Program
|
|
|
1867 and then not Suppress_Standard_Library_On_Target
|
|
|
1868 then
|
|
|
1869 WBI (" Initialize (SEH'Address);");
|
|
|
1870 else
|
|
|
1871 WBI (" Initialize (System.Null_Address);");
|
|
|
1872 end if;
|
|
|
1873 end if;
|
|
|
1874
|
|
|
1875 WBI (" " & Ada_Init_Name.all & ";");
|
|
|
1876
|
|
|
1877 if not No_Main_Subprogram then
|
|
|
1878 if CodePeer_Mode then
|
|
|
1879 if ALIs.Table (ALIs.First).Main_Program = Proc then
|
|
|
1880 WBI (" " & CodePeer_Wrapper_Name & ";");
|
|
|
1881 else
|
|
|
1882 WBI (" Result := " & CodePeer_Wrapper_Name & ";");
|
|
|
1883 end if;
|
|
|
1884
|
|
|
1885 elsif ALIs.Table (ALIs.First).Main_Program = Proc then
|
|
|
1886 WBI (" Ada_Main_Program;");
|
|
|
1887
|
|
|
1888 else
|
|
|
1889 WBI (" Result := Ada_Main_Program;");
|
|
|
1890 end if;
|
|
|
1891 end if;
|
|
|
1892
|
|
|
1893 -- Adafinal call is skipped if no finalization
|
|
|
1894
|
|
|
1895 if not Cumulative_Restrictions.Set (No_Finalization) then
|
|
|
1896 WBI (" adafinal;");
|
|
|
1897 end if;
|
|
|
1898
|
|
|
1899 -- Prints the result of static stack analysis
|
|
|
1900
|
|
|
1901 if Dynamic_Stack_Measurement then
|
|
|
1902 WBI (" Output_Results;");
|
|
|
1903 end if;
|
|
|
1904
|
|
|
1905 -- Finalize is only called if we have a run time
|
|
|
1906
|
|
|
1907 if not Cumulative_Restrictions.Set (No_Finalization)
|
|
|
1908 and then not CodePeer_Mode
|
|
|
1909 then
|
|
|
1910 WBI (" Finalize;");
|
|
|
1911 end if;
|
|
|
1912
|
|
|
1913 -- Return result
|
|
|
1914
|
|
|
1915 if Exit_Status_Supported_On_Target then
|
|
|
1916 if No_Main_Subprogram
|
|
|
1917 or else ALIs.Table (ALIs.First).Main_Program = Proc
|
|
|
1918 then
|
|
|
1919 WBI (" return (gnat_exit_status);");
|
|
|
1920 else
|
|
|
1921 WBI (" return (Result);");
|
|
|
1922 end if;
|
|
|
1923 end if;
|
|
|
1924
|
|
|
1925 WBI (" end;");
|
|
|
1926 WBI ("");
|
|
|
1927 end Gen_Main;
|
|
|
1928
|
|
|
1929 ------------------------------
|
|
|
1930 -- Gen_Object_Files_Options --
|
|
|
1931 ------------------------------
|
|
|
1932
|
|
|
1933 procedure Gen_Object_Files_Options (Elab_Order : Unit_Id_Array) is
|
|
|
1934 Lgnat : Natural;
|
|
|
1935 -- This keeps track of the position in the sorted set of entries in the
|
|
|
1936 -- Linker_Options table of where the first entry from an internal file
|
|
|
1937 -- appears.
|
|
|
1938
|
|
|
1939 Linker_Option_List_Started : Boolean := False;
|
|
|
1940 -- Set to True when "LINKER OPTION LIST" is displayed
|
|
|
1941
|
|
|
1942 procedure Write_Linker_Option;
|
|
|
1943 -- Write binder info linker option
|
|
|
1944
|
|
|
1945 -------------------------
|
|
|
1946 -- Write_Linker_Option --
|
|
|
1947 -------------------------
|
|
|
1948
|
|
|
1949 procedure Write_Linker_Option is
|
|
|
1950 Start : Natural;
|
|
|
1951 Stop : Natural;
|
|
|
1952
|
|
|
1953 begin
|
|
|
1954 -- Loop through string, breaking at null's
|
|
|
1955
|
|
|
1956 Start := 1;
|
|
|
1957 while Start < Name_Len loop
|
|
|
1958
|
|
|
1959 -- Find null ending this section
|
|
|
1960
|
|
|
1961 Stop := Start + 1;
|
|
|
1962 while Name_Buffer (Stop) /= ASCII.NUL
|
|
|
1963 and then Stop <= Name_Len loop
|
|
|
1964 Stop := Stop + 1;
|
|
|
1965 end loop;
|
|
|
1966
|
|
|
1967 -- Process section if non-null
|
|
|
1968
|
|
|
1969 if Stop > Start then
|
|
|
1970 if Output_Linker_Option_List then
|
|
|
1971 if not Zero_Formatting then
|
|
|
1972 if not Linker_Option_List_Started then
|
|
|
1973 Linker_Option_List_Started := True;
|
|
|
1974 Write_Eol;
|
|
|
1975 Write_Str (" LINKER OPTION LIST");
|
|
|
1976 Write_Eol;
|
|
|
1977 Write_Eol;
|
|
|
1978 end if;
|
|
|
1979
|
|
|
1980 Write_Str (" ");
|
|
|
1981 end if;
|
|
|
1982
|
|
|
1983 Write_Str (Name_Buffer (Start .. Stop - 1));
|
|
|
1984 Write_Eol;
|
|
|
1985 end if;
|
|
|
1986 WBI (" -- " & Name_Buffer (Start .. Stop - 1));
|
|
|
1987 end if;
|
|
|
1988
|
|
|
1989 Start := Stop + 1;
|
|
|
1990 end loop;
|
|
|
1991 end Write_Linker_Option;
|
|
|
1992
|
|
|
1993 -- Start of processing for Gen_Object_Files_Options
|
|
|
1994
|
|
|
1995 begin
|
|
|
1996 WBI ("-- BEGIN Object file/option list");
|
|
|
1997
|
|
|
1998 if Object_List_Filename /= null then
|
|
|
1999 Set_List_File (Object_List_Filename.all);
|
|
|
2000 end if;
|
|
|
2001
|
|
|
2002 for E in Elab_Order'Range loop
|
|
|
2003
|
|
|
2004 -- If not spec that has an associated body, then generate a comment
|
|
|
2005 -- giving the name of the corresponding object file.
|
|
|
2006
|
|
|
2007 if not Units.Table (Elab_Order (E)).SAL_Interface
|
|
|
2008 and then Units.Table (Elab_Order (E)).Utype /= Is_Spec
|
|
|
2009 then
|
|
|
2010 Get_Name_String
|
|
|
2011 (ALIs.Table
|
|
|
2012 (Units.Table (Elab_Order (E)).My_ALI).Ofile_Full_Name);
|
|
|
2013
|
|
|
2014 -- If the presence of an object file is necessary or if it exists,
|
|
|
2015 -- then use it.
|
|
|
2016
|
|
|
2017 if not Hostparm.Exclude_Missing_Objects
|
|
|
2018 or else
|
|
|
2019 System.OS_Lib.Is_Regular_File (Name_Buffer (1 .. Name_Len))
|
|
|
2020 then
|
|
|
2021 WBI (" -- " & Name_Buffer (1 .. Name_Len));
|
|
|
2022
|
|
|
2023 if Output_Object_List then
|
|
|
2024 Write_Str (Name_Buffer (1 .. Name_Len));
|
|
|
2025 Write_Eol;
|
|
|
2026 end if;
|
|
|
2027 end if;
|
|
|
2028 end if;
|
|
|
2029 end loop;
|
|
|
2030
|
|
|
2031 if Object_List_Filename /= null then
|
|
|
2032 Close_List_File;
|
|
|
2033 end if;
|
|
|
2034
|
|
|
2035 -- Add a "-Ldir" for each directory in the object path
|
|
|
2036
|
|
|
2037 for J in 1 .. Nb_Dir_In_Obj_Search_Path loop
|
|
|
2038 declare
|
|
|
2039 Dir : constant String_Ptr := Dir_In_Obj_Search_Path (J);
|
|
|
2040
|
|
|
2041 begin
|
|
|
2042 Name_Len := 0;
|
|
|
2043 Add_Str_To_Name_Buffer ("-L");
|
|
|
2044 Add_Str_To_Name_Buffer (Dir.all);
|
|
|
2045 Write_Linker_Option;
|
|
|
2046 end;
|
|
|
2047 end loop;
|
|
|
2048
|
|
|
2049 if not (Opt.No_Run_Time_Mode or Opt.No_Stdlib) then
|
|
|
2050 Name_Len := 0;
|
|
|
2051
|
|
|
2052 if Opt.Shared_Libgnat then
|
|
|
2053 Add_Str_To_Name_Buffer ("-shared");
|
|
|
2054 else
|
|
|
2055 Add_Str_To_Name_Buffer ("-static");
|
|
|
2056 end if;
|
|
|
2057
|
|
|
2058 -- Write directly to avoid inclusion in -K output as -static and
|
|
|
2059 -- -shared are not usually specified linker options.
|
|
|
2060
|
|
|
2061 WBI (" -- " & Name_Buffer (1 .. Name_Len));
|
|
|
2062 end if;
|
|
|
2063
|
|
|
2064 -- Sort linker options
|
|
|
2065
|
|
|
2066 -- This sort accomplishes two important purposes:
|
|
|
2067
|
|
|
2068 -- a) All application files are sorted to the front, and all GNAT
|
|
|
2069 -- internal files are sorted to the end. This results in a well
|
|
|
2070 -- defined dividing line between the two sets of files, for the
|
|
|
2071 -- purpose of inserting certain standard library references into
|
|
|
2072 -- the linker arguments list.
|
|
|
2073
|
|
|
2074 -- b) Given two different units, we sort the linker options so that
|
|
|
2075 -- those from a unit earlier in the elaboration order comes later
|
|
|
2076 -- in the list. This is a heuristic designed to create a more
|
|
|
2077 -- friendly order of linker options when the operations appear in
|
|
|
2078 -- separate units. The idea is that if unit A must be elaborated
|
|
|
2079 -- before unit B, then it is more likely that B references
|
|
|
2080 -- libraries included by A, than vice versa, so we want libraries
|
|
|
2081 -- included by A to come after libraries included by B.
|
|
|
2082
|
|
|
2083 -- These two criteria are implemented by function Lt_Linker_Option. Note
|
|
|
2084 -- that a special case of b) is that specs are elaborated before bodies,
|
|
|
2085 -- so linker options from specs come after linker options for bodies,
|
|
|
2086 -- and again, the assumption is that libraries used by the body are more
|
|
|
2087 -- likely to reference libraries used by the spec, than vice versa.
|
|
|
2088
|
|
|
2089 Sort
|
|
|
2090 (Linker_Options.Last,
|
|
|
2091 Move_Linker_Option'Access,
|
|
|
2092 Lt_Linker_Option'Access);
|
|
|
2093
|
|
|
2094 -- Write user linker options, i.e. the set of linker options that come
|
|
|
2095 -- from all files other than GNAT internal files, Lgnat is left set to
|
|
|
2096 -- point to the first entry from a GNAT internal file, or past the end
|
|
|
2097 -- of the entries if there are no internal files.
|
|
|
2098
|
|
|
2099 Lgnat := Linker_Options.Last + 1;
|
|
|
2100
|
|
|
2101 for J in 1 .. Linker_Options.Last loop
|
|
|
2102 if not Linker_Options.Table (J).Internal_File then
|
|
|
2103 Get_Name_String (Linker_Options.Table (J).Name);
|
|
|
2104 Write_Linker_Option;
|
|
|
2105 else
|
|
|
2106 Lgnat := J;
|
|
|
2107 exit;
|
|
|
2108 end if;
|
|
|
2109 end loop;
|
|
|
2110
|
|
|
2111 -- Now we insert standard linker options that must appear after the
|
|
|
2112 -- entries from user files, and before the entries from GNAT run-time
|
|
|
2113 -- files. The reason for this decision is that libraries referenced
|
|
|
2114 -- by internal routines may reference these standard library entries.
|
|
|
2115
|
|
|
2116 -- Note that we do not insert anything when pragma No_Run_Time has
|
|
|
2117 -- been specified or when the standard libraries are not to be used,
|
|
|
2118 -- otherwise on some platforms, we may get duplicate symbols when
|
|
|
2119 -- linking (not clear if this is still the case, but it is harmless).
|
|
|
2120
|
|
|
2121 if not (Opt.No_Run_Time_Mode or else Opt.No_Stdlib) then
|
|
|
2122 if With_GNARL then
|
|
|
2123 Name_Len := 0;
|
|
|
2124
|
|
|
2125 if Opt.Shared_Libgnat then
|
|
|
2126 Add_Str_To_Name_Buffer (Shared_Lib ("gnarl"));
|
|
|
2127 else
|
|
|
2128 Add_Str_To_Name_Buffer ("-lgnarl");
|
|
|
2129 end if;
|
|
|
2130
|
|
|
2131 Write_Linker_Option;
|
|
|
2132 end if;
|
|
|
2133
|
|
|
2134 Name_Len := 0;
|
|
|
2135
|
|
|
2136 if Opt.Shared_Libgnat then
|
|
|
2137 Add_Str_To_Name_Buffer (Shared_Lib ("gnat"));
|
|
|
2138 else
|
|
|
2139 Add_Str_To_Name_Buffer ("-lgnat");
|
|
|
2140 end if;
|
|
|
2141
|
|
|
2142 Write_Linker_Option;
|
|
|
2143 end if;
|
|
|
2144
|
|
|
2145 -- Write linker options from all internal files
|
|
|
2146
|
|
|
2147 for J in Lgnat .. Linker_Options.Last loop
|
|
|
2148 Get_Name_String (Linker_Options.Table (J).Name);
|
|
|
2149 Write_Linker_Option;
|
|
|
2150 end loop;
|
|
|
2151
|
|
|
2152 if Output_Linker_Option_List and then not Zero_Formatting then
|
|
|
2153 Write_Eol;
|
|
|
2154 end if;
|
|
|
2155
|
|
|
2156 WBI ("-- END Object file/option list ");
|
|
|
2157 end Gen_Object_Files_Options;
|
|
|
2158
|
|
|
2159 ---------------------
|
|
|
2160 -- Gen_Output_File --
|
|
|
2161 ---------------------
|
|
|
2162
|
|
|
2163 procedure Gen_Output_File
|
|
|
2164 (Filename : String;
|
|
|
2165 Elab_Order : Unit_Id_Array)
|
|
|
2166 is
|
|
|
2167 begin
|
|
|
2168 -- Acquire settings for Interrupt_State pragmas
|
|
|
2169
|
|
|
2170 Set_IS_Pragma_Table;
|
|
|
2171
|
|
|
2172 -- Acquire settings for Priority_Specific_Dispatching pragma
|
|
|
2173
|
|
|
2174 Set_PSD_Pragma_Table;
|
|
|
2175
|
|
|
2176 -- Override time slice value if -T switch is set
|
|
|
2177
|
|
|
2178 if Time_Slice_Set then
|
|
|
2179 ALIs.Table (ALIs.First).Time_Slice_Value := Opt.Time_Slice_Value;
|
|
|
2180 end if;
|
|
|
2181
|
|
|
2182 -- Count number of elaboration calls
|
|
|
2183
|
|
|
2184 for E in Elab_Order'Range loop
|
|
|
2185 if Units.Table (Elab_Order (E)).No_Elab then
|
|
|
2186 null;
|
|
|
2187 else
|
|
|
2188 Num_Elab_Calls := Num_Elab_Calls + 1;
|
|
|
2189 end if;
|
|
|
2190 end loop;
|
|
|
2191
|
|
|
2192 -- Count the number of statically allocated stacks to be generated by
|
|
|
2193 -- the binder. If the user has specified the number of default-sized
|
|
|
2194 -- secondary stacks, use that number. Otherwise start the count at one
|
|
|
2195 -- as the binder is responsible for creating a secondary stack for the
|
|
|
2196 -- main task.
|
|
|
2197
|
|
|
2198 if Opt.Quantity_Of_Default_Size_Sec_Stacks /= -1 then
|
|
|
2199 Num_Sec_Stacks := Quantity_Of_Default_Size_Sec_Stacks;
|
|
|
2200 elsif Sec_Stack_Used then
|
|
|
2201 Num_Sec_Stacks := 1;
|
|
|
2202 end if;
|
|
|
2203
|
|
|
2204 for J in Units.First .. Units.Last loop
|
|
|
2205 Num_Primary_Stacks :=
|
|
|
2206 Num_Primary_Stacks + Units.Table (J).Primary_Stack_Count;
|
|
|
2207
|
|
|
2208 Num_Sec_Stacks :=
|
|
|
2209 Num_Sec_Stacks + Units.Table (J).Sec_Stack_Count;
|
|
|
2210 end loop;
|
|
|
2211
|
|
|
2212 -- Generate output file in appropriate language
|
|
|
2213
|
|
|
2214 Gen_Output_File_Ada (Filename, Elab_Order);
|
|
|
2215 end Gen_Output_File;
|
|
|
2216
|
|
|
2217 -------------------------
|
|
|
2218 -- Gen_Output_File_Ada --
|
|
|
2219 -------------------------
|
|
|
2220
|
|
|
2221 procedure Gen_Output_File_Ada
|
|
|
2222 (Filename : String; Elab_Order : Unit_Id_Array)
|
|
|
2223 is
|
|
|
2224 Ada_Main : constant String := Get_Ada_Main_Name;
|
|
|
2225 -- Name to be used for generated Ada main program. See the body of
|
|
|
2226 -- function Get_Ada_Main_Name for details on the form of the name.
|
|
|
2227
|
|
|
2228 Needs_Library_Finalization : constant Boolean :=
|
|
|
2229 not Configurable_Run_Time_On_Target
|
|
|
2230 and then Has_Finalizer (Elab_Order);
|
|
|
2231 -- For restricted run-time libraries (ZFP and Ravenscar) tasks are
|
|
|
2232 -- non-terminating, so we do not want finalization.
|
|
|
2233
|
|
|
2234 Bfiles : Name_Id;
|
|
|
2235 -- Name of generated bind file (spec)
|
|
|
2236
|
|
|
2237 Bfileb : Name_Id;
|
|
|
2238 -- Name of generated bind file (body)
|
|
|
2239
|
|
|
2240 begin
|
|
|
2241 -- Create spec first
|
|
|
2242
|
|
|
2243 Create_Binder_Output (Filename, 's', Bfiles);
|
|
|
2244
|
|
|
2245 -- We always compile the binder file in Ada 95 mode so that we properly
|
|
|
2246 -- handle use of Ada 2005 keywords as identifiers in Ada 95 mode. None
|
|
|
2247 -- of the Ada 2005 or Ada 2012 constructs are needed by the binder file.
|
|
|
2248
|
|
|
2249 WBI ("pragma Warnings (Off);");
|
|
|
2250 WBI ("pragma Ada_95;");
|
|
|
2251
|
|
|
2252 -- If we are operating in Restrictions (No_Exception_Handlers) mode,
|
|
|
2253 -- then we need to make sure that the binder program is compiled with
|
|
|
2254 -- the same restriction, so that no exception tables are generated.
|
|
|
2255
|
|
|
2256 if Cumulative_Restrictions.Set (No_Exception_Handlers) then
|
|
|
2257 WBI ("pragma Restrictions (No_Exception_Handlers);");
|
|
|
2258 end if;
|
|
|
2259
|
|
|
2260 -- Same processing for Restrictions (No_Exception_Propagation)
|
|
|
2261
|
|
|
2262 if Cumulative_Restrictions.Set (No_Exception_Propagation) then
|
|
|
2263 WBI ("pragma Restrictions (No_Exception_Propagation);");
|
|
|
2264 end if;
|
|
|
2265
|
|
|
2266 -- Same processing for pragma No_Run_Time
|
|
|
2267
|
|
|
2268 if No_Run_Time_Mode then
|
|
|
2269 WBI ("pragma No_Run_Time;");
|
|
|
2270 end if;
|
|
|
2271
|
|
|
2272 -- Generate with of System so we can reference System.Address
|
|
|
2273
|
|
|
2274 WBI ("with System;");
|
|
|
2275
|
|
|
2276 -- Generate with of System.Initialize_Scalars if active
|
|
|
2277
|
|
|
2278 if Initialize_Scalars_Used then
|
|
|
2279 WBI ("with System.Scalar_Values;");
|
|
|
2280 end if;
|
|
|
2281
|
|
|
2282 -- Generate withs of System.Secondary_Stack and System.Parameters to
|
|
|
2283 -- allow the generation of the default-sized secondary stack pool.
|
|
|
2284
|
|
|
2285 if Sec_Stack_Used then
|
|
|
2286 WBI ("with System.Parameters;");
|
|
|
2287 WBI ("with System.Secondary_Stack;");
|
|
|
2288 end if;
|
|
|
2289
|
|
|
2290 Resolve_Binder_Options (Elab_Order);
|
|
|
2291
|
|
|
2292 -- Generate standard with's
|
|
|
2293
|
|
|
2294 if not Suppress_Standard_Library_On_Target then
|
|
|
2295 if CodePeer_Mode then
|
|
|
2296 WBI ("with System.Standard_Library;");
|
|
|
2297 end if;
|
|
|
2298 end if;
|
|
|
2299
|
|
|
2300 WBI ("package " & Ada_Main & " is");
|
|
|
2301
|
|
|
2302 -- Main program case
|
|
|
2303
|
|
|
2304 if Bind_Main_Program then
|
|
|
2305 -- Generate argc/argv stuff unless suppressed
|
|
|
2306
|
|
|
2307 if Command_Line_Args_On_Target
|
|
|
2308 or not Configurable_Run_Time_On_Target
|
|
|
2309 then
|
|
|
2310 WBI ("");
|
|
|
2311 WBI (" gnat_argc : Integer;");
|
|
|
2312 WBI (" gnat_argv : System.Address;");
|
|
|
2313 WBI (" gnat_envp : System.Address;");
|
|
|
2314
|
|
|
2315 -- If the standard library is not suppressed, these variables
|
|
|
2316 -- are in the run-time data area for easy run time access.
|
|
|
2317
|
|
|
2318 if not Suppress_Standard_Library_On_Target then
|
|
|
2319 WBI ("");
|
|
|
2320 WBI (" pragma Import (C, gnat_argc);");
|
|
|
2321 WBI (" pragma Import (C, gnat_argv);");
|
|
|
2322 WBI (" pragma Import (C, gnat_envp);");
|
|
|
2323 end if;
|
|
|
2324 end if;
|
|
|
2325
|
|
|
2326 -- Define exit status. Again in normal mode, this is in the run-time
|
|
|
2327 -- library, and is initialized there, but in the configurable
|
|
|
2328 -- run-time case, the variable is declared and initialized in this
|
|
|
2329 -- file.
|
|
|
2330
|
|
|
2331 WBI ("");
|
|
|
2332
|
|
|
2333 if Configurable_Run_Time_Mode then
|
|
|
2334 if Exit_Status_Supported_On_Target then
|
|
|
2335 WBI (" gnat_exit_status : Integer := 0;");
|
|
|
2336 end if;
|
|
|
2337
|
|
|
2338 else
|
|
|
2339 WBI (" gnat_exit_status : Integer;");
|
|
|
2340 WBI (" pragma Import (C, gnat_exit_status);");
|
|
|
2341 end if;
|
|
|
2342
|
|
|
2343 -- Generate the GNAT_Version and Ada_Main_Program_Name info only for
|
|
|
2344 -- the main program. Otherwise, it can lead under some circumstances
|
|
|
2345 -- to a symbol duplication during the link (for instance when a C
|
|
|
2346 -- program uses two Ada libraries). Also zero terminate the string
|
|
|
2347 -- so that its end can be found reliably at run time.
|
|
|
2348
|
|
|
2349 WBI ("");
|
|
|
2350 WBI (" GNAT_Version : constant String :=");
|
|
|
2351 WBI (" """ & Ver_Prefix &
|
|
|
2352 Gnat_Version_String &
|
|
|
2353 """ & ASCII.NUL;");
|
|
|
2354 WBI (" pragma Export (C, GNAT_Version, ""__gnat_version"");");
|
|
|
2355
|
|
|
2356 WBI ("");
|
|
|
2357 Set_String (" Ada_Main_Program_Name : constant String := """);
|
|
|
2358 Get_Name_String (Units.Table (First_Unit_Entry).Uname);
|
|
|
2359
|
|
|
2360 Set_Main_Program_Name;
|
|
|
2361 Set_String (""" & ASCII.NUL;");
|
|
|
2362
|
|
|
2363 Write_Statement_Buffer;
|
|
|
2364
|
|
|
2365 WBI
|
|
|
2366 (" pragma Export (C, Ada_Main_Program_Name, " &
|
|
|
2367 """__gnat_ada_main_program_name"");");
|
|
|
2368 end if;
|
|
|
2369
|
|
|
2370 WBI ("");
|
|
|
2371 WBI (" procedure " & Ada_Init_Name.all & ";");
|
|
|
2372 WBI (" pragma Export (C, " & Ada_Init_Name.all & ", """ &
|
|
|
2373 Ada_Init_Name.all & """);");
|
|
|
2374
|
|
|
2375 -- If -a has been specified use pragma Linker_Constructor for the init
|
|
|
2376 -- procedure and pragma Linker_Destructor for the final procedure.
|
|
|
2377
|
|
|
2378 if Use_Pragma_Linker_Constructor then
|
|
|
2379 WBI (" pragma Linker_Constructor (" & Ada_Init_Name.all & ");");
|
|
|
2380 end if;
|
|
|
2381
|
|
|
2382 if not Cumulative_Restrictions.Set (No_Finalization) then
|
|
|
2383 WBI ("");
|
|
|
2384 WBI (" procedure " & Ada_Final_Name.all & ";");
|
|
|
2385 WBI (" pragma Export (C, " & Ada_Final_Name.all & ", """ &
|
|
|
2386 Ada_Final_Name.all & """);");
|
|
|
2387
|
|
|
2388 if Use_Pragma_Linker_Constructor then
|
|
|
2389 WBI (" pragma Linker_Destructor (" & Ada_Final_Name.all & ");");
|
|
|
2390 end if;
|
|
|
2391 end if;
|
|
|
2392
|
|
|
2393 if Bind_Main_Program then
|
|
|
2394
|
|
|
2395 WBI ("");
|
|
|
2396
|
|
|
2397 if Exit_Status_Supported_On_Target then
|
|
|
2398 Set_String (" function ");
|
|
|
2399 else
|
|
|
2400 Set_String (" procedure ");
|
|
|
2401 end if;
|
|
|
2402
|
|
|
2403 Set_String (Get_Main_Name);
|
|
|
2404
|
|
|
2405 -- Generate argument list if present
|
|
|
2406
|
|
|
2407 if Command_Line_Args_On_Target then
|
|
|
2408 Write_Statement_Buffer;
|
|
|
2409 WBI (" (argc : Integer;");
|
|
|
2410 WBI (" argv : System.Address;");
|
|
|
2411 Set_String
|
|
|
2412 (" envp : System.Address)");
|
|
|
2413
|
|
|
2414 if Exit_Status_Supported_On_Target then
|
|
|
2415 Write_Statement_Buffer;
|
|
|
2416 WBI (" return Integer;");
|
|
|
2417 else
|
|
|
2418 Write_Statement_Buffer (";");
|
|
|
2419 end if;
|
|
|
2420
|
|
|
2421 else
|
|
|
2422 if Exit_Status_Supported_On_Target then
|
|
|
2423 Write_Statement_Buffer (" return Integer;");
|
|
|
2424 else
|
|
|
2425 Write_Statement_Buffer (";");
|
|
|
2426 end if;
|
|
|
2427 end if;
|
|
|
2428
|
|
|
2429 WBI (" pragma Export (C, " & Get_Main_Name & ", """ &
|
|
|
2430 Get_Main_Name & """);");
|
|
|
2431 end if;
|
|
|
2432
|
|
|
2433 -- Generate version numbers for units, only if needed. Be very safe on
|
|
|
2434 -- the condition.
|
|
|
2435
|
|
|
2436 if not Configurable_Run_Time_On_Target
|
|
|
2437 or else System_Version_Control_Used
|
|
|
2438 or else not Bind_Main_Program
|
|
|
2439 then
|
|
|
2440 Gen_Versions;
|
|
|
2441 end if;
|
|
|
2442
|
|
|
2443 Gen_Elab_Order (Elab_Order);
|
|
|
2444
|
|
|
2445 -- Spec is complete
|
|
|
2446
|
|
|
2447 WBI ("");
|
|
|
2448 WBI ("end " & Ada_Main & ";");
|
|
|
2449 Close_Binder_Output;
|
|
|
2450
|
|
|
2451 -- Prepare to write body
|
|
|
2452
|
|
|
2453 Create_Binder_Output (Filename, 'b', Bfileb);
|
|
|
2454
|
|
|
2455 -- We always compile the binder file in Ada 95 mode so that we properly
|
|
|
2456 -- handle use of Ada 2005 keywords as identifiers in Ada 95 mode. None
|
|
|
2457 -- of the Ada 2005/2012 constructs are needed by the binder file.
|
|
|
2458
|
|
|
2459 WBI ("pragma Warnings (Off);");
|
|
|
2460 WBI ("pragma Ada_95;");
|
|
|
2461
|
|
|
2462 -- Output Source_File_Name pragmas which look like
|
|
|
2463
|
|
|
2464 -- pragma Source_File_Name (Ada_Main, Spec_File_Name => "sss");
|
|
|
2465 -- pragma Source_File_Name (Ada_Main, Body_File_Name => "bbb");
|
|
|
2466
|
|
|
2467 -- where sss/bbb are the spec/body file names respectively
|
|
|
2468
|
|
|
2469 Get_Name_String (Bfiles);
|
|
|
2470 Name_Buffer (Name_Len + 1 .. Name_Len + 3) := """);";
|
|
|
2471
|
|
|
2472 WBI ("pragma Source_File_Name (" &
|
|
|
2473 Ada_Main &
|
|
|
2474 ", Spec_File_Name => """ &
|
|
|
2475 Name_Buffer (1 .. Name_Len + 3));
|
|
|
2476
|
|
|
2477 Get_Name_String (Bfileb);
|
|
|
2478 Name_Buffer (Name_Len + 1 .. Name_Len + 3) := """);";
|
|
|
2479
|
|
|
2480 WBI ("pragma Source_File_Name (" &
|
|
|
2481 Ada_Main &
|
|
|
2482 ", Body_File_Name => """ &
|
|
|
2483 Name_Buffer (1 .. Name_Len + 3));
|
|
|
2484
|
|
|
2485 -- Generate pragma Suppress (Overflow_Check). This is needed for recent
|
|
|
2486 -- versions of the compiler which have overflow checks on by default.
|
|
|
2487 -- We do not want overflow checking enabled for the increments of the
|
|
|
2488 -- elaboration variables (since this can cause an unwanted reference to
|
|
|
2489 -- the last chance exception handler for limited run-times).
|
|
|
2490
|
|
|
2491 WBI ("pragma Suppress (Overflow_Check);");
|
|
|
2492
|
|
|
2493 -- Generate with of System.Restrictions to initialize
|
|
|
2494 -- Run_Time_Restrictions.
|
|
|
2495
|
|
|
2496 if System_Restrictions_Used
|
|
|
2497 and not Suppress_Standard_Library_On_Target
|
|
|
2498 then
|
|
|
2499 WBI ("");
|
|
|
2500 WBI ("with System.Restrictions;");
|
|
|
2501 end if;
|
|
|
2502
|
|
|
2503 -- Generate with of Ada.Exceptions if needs library finalization
|
|
|
2504
|
|
|
2505 if Needs_Library_Finalization then
|
|
|
2506 WBI ("with Ada.Exceptions;");
|
|
|
2507 end if;
|
|
|
2508
|
|
|
2509 -- Generate with of System.Elaboration_Allocators if the restriction
|
|
|
2510 -- No_Standard_Allocators_After_Elaboration was present.
|
|
|
2511
|
|
|
2512 if Cumulative_Restrictions.Set
|
|
|
2513 (No_Standard_Allocators_After_Elaboration)
|
|
|
2514 then
|
|
|
2515 WBI ("with System.Elaboration_Allocators;");
|
|
|
2516 end if;
|
|
|
2517
|
|
|
2518 -- Generate start of package body
|
|
|
2519
|
|
|
2520 WBI ("");
|
|
|
2521 WBI ("package body " & Ada_Main & " is");
|
|
|
2522 WBI ("");
|
|
|
2523
|
|
|
2524 -- Generate externals for elaboration entities
|
|
|
2525
|
|
|
2526 Gen_Elab_Externals (Elab_Order);
|
|
|
2527
|
|
|
2528 -- Generate default-sized secondary stacks pool. At least one stack is
|
|
|
2529 -- created and assigned to the environment task if secondary stacks are
|
|
|
2530 -- used by the program.
|
|
|
2531
|
|
|
2532 if Sec_Stack_Used then
|
|
|
2533 Set_String (" Sec_Default_Sized_Stacks");
|
|
|
2534 Set_String (" : array (1 .. ");
|
|
|
2535 Set_Int (Num_Sec_Stacks);
|
|
|
2536 Set_String (") of aliased System.Secondary_Stack.SS_Stack (");
|
|
|
2537
|
|
|
2538 if Opt.Default_Sec_Stack_Size /= No_Stack_Size then
|
|
|
2539 Set_Int (Opt.Default_Sec_Stack_Size);
|
|
|
2540 else
|
|
|
2541 Set_String ("System.Parameters.Runtime_Default_Sec_Stack_Size");
|
|
|
2542 end if;
|
|
|
2543
|
|
|
2544 Set_String (");");
|
|
|
2545 Write_Statement_Buffer;
|
|
|
2546 WBI ("");
|
|
|
2547 end if;
|
|
|
2548
|
|
|
2549 -- Generate reference
|
|
|
2550
|
|
|
2551 if not CodePeer_Mode then
|
|
|
2552 if not Suppress_Standard_Library_On_Target then
|
|
|
2553
|
|
|
2554 -- Generate Priority_Specific_Dispatching pragma string
|
|
|
2555
|
|
|
2556 Set_String
|
|
|
2557 (" Local_Priority_Specific_Dispatching : " &
|
|
|
2558 "constant String := """);
|
|
|
2559
|
|
|
2560 for J in 0 .. PSD_Pragma_Settings.Last loop
|
|
|
2561 Set_Char (PSD_Pragma_Settings.Table (J));
|
|
|
2562 end loop;
|
|
|
2563
|
|
|
2564 Set_String (""";");
|
|
|
2565 Write_Statement_Buffer;
|
|
|
2566
|
|
|
2567 -- Generate Interrupt_State pragma string
|
|
|
2568
|
|
|
2569 Set_String (" Local_Interrupt_States : constant String := """);
|
|
|
2570
|
|
|
2571 for J in 0 .. IS_Pragma_Settings.Last loop
|
|
|
2572 Set_Char (IS_Pragma_Settings.Table (J));
|
|
|
2573 end loop;
|
|
|
2574
|
|
|
2575 Set_String (""";");
|
|
|
2576 Write_Statement_Buffer;
|
|
|
2577 WBI ("");
|
|
|
2578 end if;
|
|
|
2579
|
|
|
2580 if not Suppress_Standard_Library_On_Target then
|
|
|
2581
|
|
|
2582 -- The B.1(39) implementation advice says that the adainit and
|
|
|
2583 -- adafinal routines should be idempotent. Generate a flag to
|
|
|
2584 -- ensure that. This is not needed if we are suppressing the
|
|
|
2585 -- standard library since it would never be referenced.
|
|
|
2586
|
|
|
2587 WBI (" Is_Elaborated : Boolean := False;");
|
|
|
2588
|
|
|
2589 -- Generate bind environment string
|
|
|
2590
|
|
|
2591 Gen_Bind_Env_String;
|
|
|
2592 end if;
|
|
|
2593
|
|
|
2594 WBI ("");
|
|
|
2595 end if;
|
|
|
2596
|
|
|
2597 -- Generate the adafinal routine unless there is no finalization to do
|
|
|
2598
|
|
|
2599 if not Cumulative_Restrictions.Set (No_Finalization) then
|
|
|
2600 if Needs_Library_Finalization then
|
|
|
2601 Gen_Finalize_Library (Elab_Order);
|
|
|
2602 end if;
|
|
|
2603
|
|
|
2604 Gen_Adafinal;
|
|
|
2605 end if;
|
|
|
2606
|
|
|
2607 Gen_Adainit (Elab_Order);
|
|
|
2608
|
|
|
2609 if Bind_Main_Program then
|
|
|
2610 Gen_Main;
|
|
|
2611 end if;
|
|
|
2612
|
|
|
2613 -- Output object file list and the Ada body is complete
|
|
|
2614
|
|
|
2615 Gen_Object_Files_Options (Elab_Order);
|
|
|
2616
|
|
|
2617 WBI ("");
|
|
|
2618 WBI ("end " & Ada_Main & ";");
|
|
|
2619
|
|
|
2620 Close_Binder_Output;
|
|
|
2621 end Gen_Output_File_Ada;
|
|
|
2622
|
|
|
2623 ----------------------
|
|
|
2624 -- Gen_Restrictions --
|
|
|
2625 ----------------------
|
|
|
2626
|
|
|
2627 procedure Gen_Restrictions is
|
|
|
2628 Count : Integer;
|
|
|
2629
|
|
|
2630 begin
|
|
|
2631 if Suppress_Standard_Library_On_Target
|
|
|
2632 or not System_Restrictions_Used
|
|
|
2633 then
|
|
|
2634 return;
|
|
|
2635 end if;
|
|
|
2636
|
|
|
2637 WBI (" System.Restrictions.Run_Time_Restrictions :=");
|
|
|
2638 WBI (" (Set =>");
|
|
|
2639 Set_String (" (");
|
|
|
2640
|
|
|
2641 Count := 0;
|
|
|
2642
|
|
|
2643 for J in Cumulative_Restrictions.Set'Range loop
|
|
|
2644 Set_Boolean (Cumulative_Restrictions.Set (J));
|
|
|
2645 Set_String (", ");
|
|
|
2646 Count := Count + 1;
|
|
|
2647
|
|
|
2648 if J /= Cumulative_Restrictions.Set'Last and then Count = 8 then
|
|
|
2649 Write_Statement_Buffer;
|
|
|
2650 Set_String (" ");
|
|
|
2651 Count := 0;
|
|
|
2652 end if;
|
|
|
2653 end loop;
|
|
|
2654
|
|
|
2655 Set_String_Replace ("),");
|
|
|
2656 Write_Statement_Buffer;
|
|
|
2657 Set_String (" Value => (");
|
|
|
2658
|
|
|
2659 for J in Cumulative_Restrictions.Value'Range loop
|
|
|
2660 Set_Int (Int (Cumulative_Restrictions.Value (J)));
|
|
|
2661 Set_String (", ");
|
|
|
2662 end loop;
|
|
|
2663
|
|
|
2664 Set_String_Replace ("),");
|
|
|
2665 Write_Statement_Buffer;
|
|
|
2666 WBI (" Violated =>");
|
|
|
2667 Set_String (" (");
|
|
|
2668 Count := 0;
|
|
|
2669
|
|
|
2670 for J in Cumulative_Restrictions.Violated'Range loop
|
|
|
2671 Set_Boolean (Cumulative_Restrictions.Violated (J));
|
|
|
2672 Set_String (", ");
|
|
|
2673 Count := Count + 1;
|
|
|
2674
|
|
|
2675 if J /= Cumulative_Restrictions.Set'Last and then Count = 8 then
|
|
|
2676 Write_Statement_Buffer;
|
|
|
2677 Set_String (" ");
|
|
|
2678 Count := 0;
|
|
|
2679 end if;
|
|
|
2680 end loop;
|
|
|
2681
|
|
|
2682 Set_String_Replace ("),");
|
|
|
2683 Write_Statement_Buffer;
|
|
|
2684 Set_String (" Count => (");
|
|
|
2685
|
|
|
2686 for J in Cumulative_Restrictions.Count'Range loop
|
|
|
2687 Set_Int (Int (Cumulative_Restrictions.Count (J)));
|
|
|
2688 Set_String (", ");
|
|
|
2689 end loop;
|
|
|
2690
|
|
|
2691 Set_String_Replace ("),");
|
|
|
2692 Write_Statement_Buffer;
|
|
|
2693 Set_String (" Unknown => (");
|
|
|
2694
|
|
|
2695 for J in Cumulative_Restrictions.Unknown'Range loop
|
|
|
2696 Set_Boolean (Cumulative_Restrictions.Unknown (J));
|
|
|
2697 Set_String (", ");
|
|
|
2698 end loop;
|
|
|
2699
|
|
|
2700 Set_String_Replace ("))");
|
|
|
2701 Set_String (";");
|
|
|
2702 Write_Statement_Buffer;
|
|
|
2703 end Gen_Restrictions;
|
|
|
2704
|
|
|
2705 ------------------
|
|
|
2706 -- Gen_Versions --
|
|
|
2707 ------------------
|
|
|
2708
|
|
|
2709 -- This routine generates lines such as:
|
|
|
2710
|
|
|
2711 -- unnnnn : constant Integer := 16#hhhhhhhh#;
|
|
|
2712 -- pragma Export (C, unnnnn, unam);
|
|
|
2713
|
|
|
2714 -- for each unit, where unam is the unit name suffixed by either B or S for
|
|
|
2715 -- body or spec, with dots replaced by double underscores, and hhhhhhhh is
|
|
|
2716 -- the version number, and nnnnn is a 5-digits serial number.
|
|
|
2717
|
|
|
2718 procedure Gen_Versions is
|
|
|
2719 Ubuf : String (1 .. 6) := "u00000";
|
|
|
2720
|
|
|
2721 procedure Increment_Ubuf;
|
|
|
2722 -- Little procedure to increment the serial number
|
|
|
2723
|
|
|
2724 --------------------
|
|
|
2725 -- Increment_Ubuf --
|
|
|
2726 --------------------
|
|
|
2727
|
|
|
2728 procedure Increment_Ubuf is
|
|
|
2729 begin
|
|
|
2730 for J in reverse Ubuf'Range loop
|
|
|
2731 Ubuf (J) := Character'Succ (Ubuf (J));
|
|
|
2732 exit when Ubuf (J) <= '9';
|
|
|
2733 Ubuf (J) := '0';
|
|
|
2734 end loop;
|
|
|
2735 end Increment_Ubuf;
|
|
|
2736
|
|
|
2737 -- Start of processing for Gen_Versions
|
|
|
2738
|
|
|
2739 begin
|
|
|
2740 WBI ("");
|
|
|
2741
|
|
|
2742 WBI (" type Version_32 is mod 2 ** 32;");
|
|
|
2743 for U in Units.First .. Units.Last loop
|
|
|
2744 if not Units.Table (U).SAL_Interface
|
|
|
2745 and then (not Bind_For_Library
|
|
|
2746 or else Units.Table (U).Directly_Scanned)
|
|
|
2747 then
|
|
|
2748 Increment_Ubuf;
|
|
|
2749 WBI (" " & Ubuf & " : constant Version_32 := 16#" &
|
|
|
2750 Units.Table (U).Version & "#;");
|
|
|
2751 Set_String (" pragma Export (C, ");
|
|
|
2752 Set_String (Ubuf);
|
|
|
2753 Set_String (", """);
|
|
|
2754
|
|
|
2755 Get_Name_String (Units.Table (U).Uname);
|
|
|
2756
|
|
|
2757 for K in 1 .. Name_Len loop
|
|
|
2758 if Name_Buffer (K) = '.' then
|
|
|
2759 Set_Char ('_');
|
|
|
2760 Set_Char ('_');
|
|
|
2761
|
|
|
2762 elsif Name_Buffer (K) = '%' then
|
|
|
2763 exit;
|
|
|
2764
|
|
|
2765 else
|
|
|
2766 Set_Char (Name_Buffer (K));
|
|
|
2767 end if;
|
|
|
2768 end loop;
|
|
|
2769
|
|
|
2770 if Name_Buffer (Name_Len) = 's' then
|
|
|
2771 Set_Char ('S');
|
|
|
2772 else
|
|
|
2773 Set_Char ('B');
|
|
|
2774 end if;
|
|
|
2775
|
|
|
2776 Set_String (""");");
|
|
|
2777 Write_Statement_Buffer;
|
|
|
2778 end if;
|
|
|
2779 end loop;
|
|
|
2780 end Gen_Versions;
|
|
|
2781
|
|
|
2782 ------------------------
|
|
|
2783 -- Get_Main_Unit_Name --
|
|
|
2784 ------------------------
|
|
|
2785
|
|
|
2786 function Get_Main_Unit_Name (S : String) return String is
|
|
|
2787 Result : String := S;
|
|
|
2788
|
|
|
2789 begin
|
|
|
2790 for J in S'Range loop
|
|
|
2791 if Result (J) = '.' then
|
|
|
2792 Result (J) := '_';
|
|
|
2793 end if;
|
|
|
2794 end loop;
|
|
|
2795
|
|
|
2796 return Result;
|
|
|
2797 end Get_Main_Unit_Name;
|
|
|
2798
|
|
|
2799 -----------------------
|
|
|
2800 -- Get_Ada_Main_Name --
|
|
|
2801 -----------------------
|
|
|
2802
|
|
|
2803 function Get_Ada_Main_Name return String is
|
|
|
2804 Suffix : constant String := "_00";
|
|
|
2805 Name : String (1 .. Opt.Ada_Main_Name.all'Length + Suffix'Length) :=
|
|
|
2806 Opt.Ada_Main_Name.all & Suffix;
|
|
|
2807 Nlen : Natural;
|
|
|
2808
|
|
|
2809 begin
|
|
|
2810 -- For CodePeer, we want reproducible names (independent of other mains
|
|
|
2811 -- that may or may not be present) that don't collide when analyzing
|
|
|
2812 -- multiple mains and which are easily recognizable as "ada_main" names.
|
|
|
2813
|
|
|
2814 if CodePeer_Mode then
|
|
|
2815 Get_Name_String (Units.Table (First_Unit_Entry).Uname);
|
|
|
2816
|
|
|
2817 return
|
|
|
2818 "ada_main_for_" &
|
|
|
2819 Get_Main_Unit_Name (Name_Buffer (1 .. Name_Len - 2));
|
|
|
2820 end if;
|
|
|
2821
|
|
|
2822 -- This loop tries the following possibilities in order
|
|
|
2823 -- <Ada_Main>
|
|
|
2824 -- <Ada_Main>_01
|
|
|
2825 -- <Ada_Main>_02
|
|
|
2826 -- ..
|
|
|
2827 -- <Ada_Main>_99
|
|
|
2828 -- where <Ada_Main> is equal to Opt.Ada_Main_Name. By default,
|
|
|
2829 -- it is set to 'ada_main'.
|
|
|
2830
|
|
|
2831 for J in 0 .. 99 loop
|
|
|
2832 if J = 0 then
|
|
|
2833 Nlen := Name'Length - Suffix'Length;
|
|
|
2834 else
|
|
|
2835 Nlen := Name'Length;
|
|
|
2836 Name (Name'Last) := Character'Val (J mod 10 + Character'Pos ('0'));
|
|
|
2837 Name (Name'Last - 1) :=
|
|
|
2838 Character'Val (J / 10 + Character'Pos ('0'));
|
|
|
2839 end if;
|
|
|
2840
|
|
|
2841 for K in ALIs.First .. ALIs.Last loop
|
|
|
2842 for L in ALIs.Table (K).First_Unit .. ALIs.Table (K).Last_Unit loop
|
|
|
2843
|
|
|
2844 -- Get unit name, removing %b or %e at end
|
|
|
2845
|
|
|
2846 Get_Name_String (Units.Table (L).Uname);
|
|
|
2847 Name_Len := Name_Len - 2;
|
|
|
2848
|
|
|
2849 if Name_Buffer (1 .. Name_Len) = Name (1 .. Nlen) then
|
|
|
2850 goto Continue;
|
|
|
2851 end if;
|
|
|
2852 end loop;
|
|
|
2853 end loop;
|
|
|
2854
|
|
|
2855 return Name (1 .. Nlen);
|
|
|
2856
|
|
|
2857 <<Continue>>
|
|
|
2858 null;
|
|
|
2859 end loop;
|
|
|
2860
|
|
|
2861 -- If we fall through, just use a peculiar unlikely name
|
|
|
2862
|
|
|
2863 return ("Qwertyuiop");
|
|
|
2864 end Get_Ada_Main_Name;
|
|
|
2865
|
|
|
2866 -------------------
|
|
|
2867 -- Get_Main_Name --
|
|
|
2868 -------------------
|
|
|
2869
|
|
|
2870 function Get_Main_Name return String is
|
|
|
2871 begin
|
|
|
2872 -- Explicit name given with -M switch
|
|
|
2873
|
|
|
2874 if Bind_Alternate_Main_Name then
|
|
|
2875 return Alternate_Main_Name.all;
|
|
|
2876
|
|
|
2877 -- Case of main program name to be used directly
|
|
|
2878
|
|
|
2879 elsif Use_Ada_Main_Program_Name_On_Target then
|
|
|
2880
|
|
|
2881 -- Get main program name
|
|
|
2882
|
|
|
2883 Get_Name_String (Units.Table (First_Unit_Entry).Uname);
|
|
|
2884
|
|
|
2885 -- If this is a child name, return only the name of the child, since
|
|
|
2886 -- we can't have dots in a nested program name. Note that we do not
|
|
|
2887 -- include the %b at the end of the unit name.
|
|
|
2888
|
|
|
2889 for J in reverse 1 .. Name_Len - 2 loop
|
|
|
2890 if J = 1 or else Name_Buffer (J - 1) = '.' then
|
|
|
2891 return Name_Buffer (J .. Name_Len - 2);
|
|
|
2892 end if;
|
|
|
2893 end loop;
|
|
|
2894
|
|
|
2895 raise Program_Error; -- impossible exit
|
|
|
2896
|
|
|
2897 -- Case where "main" is to be used as default
|
|
|
2898
|
|
|
2899 else
|
|
|
2900 return "main";
|
|
|
2901 end if;
|
|
|
2902 end Get_Main_Name;
|
|
|
2903
|
|
|
2904 ---------------------
|
|
|
2905 -- Get_WC_Encoding --
|
|
|
2906 ---------------------
|
|
|
2907
|
|
|
2908 function Get_WC_Encoding return Character is
|
|
|
2909 begin
|
|
|
2910 -- If encoding method specified by -W switch, then return it
|
|
|
2911
|
|
|
2912 if Wide_Character_Encoding_Method_Specified then
|
|
|
2913 return WC_Encoding_Letters (Wide_Character_Encoding_Method);
|
|
|
2914
|
|
|
2915 -- If no main program, and not specified, set brackets, we really have
|
|
|
2916 -- no better choice. If some other encoding is required when there is
|
|
|
2917 -- no main, it must be set explicitly using -Wx.
|
|
|
2918
|
|
|
2919 -- Note: if the ALI file always passed the wide character encoding of
|
|
|
2920 -- every file, then we could use the encoding of the initial specified
|
|
|
2921 -- file, but this information is passed only for potential main
|
|
|
2922 -- programs. We could fix this sometime, but it is a very minor point
|
|
|
2923 -- (wide character default encoding for [Wide_[Wide_]]Text_IO when there
|
|
|
2924 -- is no main program).
|
|
|
2925
|
|
|
2926 elsif No_Main_Subprogram then
|
|
|
2927 return 'b';
|
|
|
2928
|
|
|
2929 -- Otherwise if there is a main program, take encoding from it
|
|
|
2930
|
|
|
2931 else
|
|
|
2932 return ALIs.Table (ALIs.First).WC_Encoding;
|
|
|
2933 end if;
|
|
|
2934 end Get_WC_Encoding;
|
|
|
2935
|
|
|
2936 -------------------
|
|
|
2937 -- Has_Finalizer --
|
|
|
2938 -------------------
|
|
|
2939
|
|
|
2940 function Has_Finalizer (Elab_Order : Unit_Id_Array) return Boolean is
|
|
|
2941 U : Unit_Record;
|
|
|
2942 Unum : Unit_Id;
|
|
|
2943
|
|
|
2944 begin
|
|
|
2945 for E in reverse Elab_Order'Range loop
|
|
|
2946 Unum := Elab_Order (E);
|
|
|
2947 U := Units.Table (Unum);
|
|
|
2948
|
|
|
2949 -- We are only interested in non-generic packages
|
|
|
2950
|
|
|
2951 if U.Unit_Kind = 'p'
|
|
|
2952 and then U.Has_Finalizer
|
|
|
2953 and then not U.Is_Generic
|
|
|
2954 and then not U.No_Elab
|
|
|
2955 then
|
|
|
2956 return True;
|
|
|
2957 end if;
|
|
|
2958 end loop;
|
|
|
2959
|
|
|
2960 return False;
|
|
|
2961 end Has_Finalizer;
|
|
|
2962
|
|
|
2963 ----------
|
|
|
2964 -- Hash --
|
|
|
2965 ----------
|
|
|
2966
|
|
|
2967 function Hash (Nam : Name_Id) return Header_Num is
|
|
|
2968 begin
|
|
|
2969 return Int (Nam - Names_Low_Bound) rem Header_Num'Last;
|
|
|
2970 end Hash;
|
|
|
2971
|
|
|
2972 ----------------------
|
|
|
2973 -- Lt_Linker_Option --
|
|
|
2974 ----------------------
|
|
|
2975
|
|
|
2976 function Lt_Linker_Option (Op1 : Natural; Op2 : Natural) return Boolean is
|
|
|
2977 begin
|
|
|
2978 -- Sort internal files last
|
|
|
2979
|
|
|
2980 if Linker_Options.Table (Op1).Internal_File
|
|
|
2981 /=
|
|
|
2982 Linker_Options.Table (Op2).Internal_File
|
|
|
2983 then
|
|
|
2984 -- Note: following test uses False < True
|
|
|
2985
|
|
|
2986 return Linker_Options.Table (Op1).Internal_File
|
|
|
2987 <
|
|
|
2988 Linker_Options.Table (Op2).Internal_File;
|
|
|
2989
|
|
|
2990 -- If both internal or both non-internal, sort according to the
|
|
|
2991 -- elaboration position. A unit that is elaborated later should come
|
|
|
2992 -- earlier in the linker options list.
|
|
|
2993
|
|
|
2994 else
|
|
|
2995 return Units.Table (Linker_Options.Table (Op1).Unit).Elab_Position
|
|
|
2996 >
|
|
|
2997 Units.Table (Linker_Options.Table (Op2).Unit).Elab_Position;
|
|
|
2998 end if;
|
|
|
2999 end Lt_Linker_Option;
|
|
|
3000
|
|
|
3001 ------------------------
|
|
|
3002 -- Move_Linker_Option --
|
|
|
3003 ------------------------
|
|
|
3004
|
|
|
3005 procedure Move_Linker_Option (From : Natural; To : Natural) is
|
|
|
3006 begin
|
|
|
3007 Linker_Options.Table (To) := Linker_Options.Table (From);
|
|
|
3008 end Move_Linker_Option;
|
|
|
3009
|
|
|
3010 ----------------------------
|
|
|
3011 -- Resolve_Binder_Options --
|
|
|
3012 ----------------------------
|
|
|
3013
|
|
|
3014 procedure Resolve_Binder_Options (Elab_Order : Unit_Id_Array) is
|
|
|
3015 procedure Check_Package (Var : in out Boolean; Name : String);
|
|
|
3016 -- Set Var to true iff the current identifier in Namet is Name. Do
|
|
|
3017 -- nothing if it doesn't match. This procedure is just a helper to
|
|
|
3018 -- avoid explicitly dealing with length.
|
|
|
3019
|
|
|
3020 -------------------
|
|
|
3021 -- Check_Package --
|
|
|
3022 -------------------
|
|
|
3023
|
|
|
3024 procedure Check_Package (Var : in out Boolean; Name : String) is
|
|
|
3025 begin
|
|
|
3026 if Name_Len = Name'Length
|
|
|
3027 and then Name_Buffer (1 .. Name_Len) = Name
|
|
|
3028 then
|
|
|
3029 Var := True;
|
|
|
3030 end if;
|
|
|
3031 end Check_Package;
|
|
|
3032
|
|
|
3033 -- Start of processing for Resolve_Binder_Options
|
|
|
3034
|
|
|
3035 begin
|
|
|
3036 for E in Elab_Order'Range loop
|
|
|
3037 Get_Name_String (Units.Table (Elab_Order (E)).Uname);
|
|
|
3038
|
|
|
3039 -- This is not a perfect approach, but is the current protocol
|
|
|
3040 -- between the run-time and the binder to indicate that tasking is
|
|
|
3041 -- used: System.OS_Interface should always be used by any tasking
|
|
|
3042 -- application.
|
|
|
3043
|
|
|
3044 Check_Package (With_GNARL, "system.os_interface%s");
|
|
|
3045
|
|
|
3046 -- Ditto for the use of restricted tasking
|
|
|
3047
|
|
|
3048 Check_Package
|
|
|
3049 (System_Tasking_Restricted_Stages_Used,
|
|
|
3050 "system.tasking.restricted.stages%s");
|
|
|
3051
|
|
|
3052 -- Ditto for the use of interrupts
|
|
|
3053
|
|
|
3054 Check_Package (System_Interrupts_Used, "system.interrupts%s");
|
|
|
3055
|
|
|
3056 -- Ditto for the use of dispatching domains
|
|
|
3057
|
|
|
3058 Check_Package
|
|
|
3059 (Dispatching_Domains_Used,
|
|
|
3060 "system.multiprocessors.dispatching_domains%s");
|
|
|
3061
|
|
|
3062 -- Ditto for the use of restrictions
|
|
|
3063
|
|
|
3064 Check_Package (System_Restrictions_Used, "system.restrictions%s");
|
|
|
3065
|
|
|
3066 -- Ditto for the use of System.Secondary_Stack
|
|
|
3067
|
|
|
3068 Check_Package
|
|
|
3069 (System_Secondary_Stack_Used, "system.secondary_stack%s");
|
|
|
3070
|
|
|
3071 -- Ditto for use of an SMP bareboard runtime
|
|
|
3072
|
|
|
3073 Check_Package (System_BB_CPU_Primitives_Multiprocessors_Used,
|
|
|
3074 "system.bb.cpu_primitives.multiprocessors%s");
|
|
|
3075
|
|
|
3076 -- Ditto for System.Version_Control, which is used for Version and
|
|
|
3077 -- Body_Version attributes.
|
|
|
3078
|
|
|
3079 Check_Package (System_Version_Control_Used,
|
|
|
3080 "system.version_control%s");
|
|
|
3081 end loop;
|
|
|
3082 end Resolve_Binder_Options;
|
|
|
3083
|
|
|
3084 ------------------
|
|
|
3085 -- Set_Bind_Env --
|
|
|
3086 ------------------
|
|
|
3087
|
|
|
3088 procedure Set_Bind_Env (Key, Value : String) is
|
|
|
3089 begin
|
|
|
3090 -- The lengths of Key and Value are stored as single bytes
|
|
|
3091
|
|
|
3092 if Key'Length > 255 then
|
|
|
3093 Osint.Fail ("bind environment key """ & Key & """ too long");
|
|
|
3094 end if;
|
|
|
3095
|
|
|
3096 if Value'Length > 255 then
|
|
|
3097 Osint.Fail ("bind environment value """ & Value & """ too long");
|
|
|
3098 end if;
|
|
|
3099
|
|
|
3100 Bind_Environment.Set (Name_Find (Key), Name_Find (Value));
|
|
|
3101 end Set_Bind_Env;
|
|
|
3102
|
|
|
3103 -----------------
|
|
|
3104 -- Set_Boolean --
|
|
|
3105 -----------------
|
|
|
3106
|
|
|
3107 procedure Set_Boolean (B : Boolean) is
|
|
|
3108 False_Str : constant String := "False";
|
|
|
3109 True_Str : constant String := "True";
|
|
|
3110
|
|
|
3111 begin
|
|
|
3112 if B then
|
|
|
3113 Statement_Buffer (Stm_Last + 1 .. Stm_Last + True_Str'Length) :=
|
|
|
3114 True_Str;
|
|
|
3115 Stm_Last := Stm_Last + True_Str'Length;
|
|
|
3116 else
|
|
|
3117 Statement_Buffer (Stm_Last + 1 .. Stm_Last + False_Str'Length) :=
|
|
|
3118 False_Str;
|
|
|
3119 Stm_Last := Stm_Last + False_Str'Length;
|
|
|
3120 end if;
|
|
|
3121 end Set_Boolean;
|
|
|
3122
|
|
|
3123 --------------
|
|
|
3124 -- Set_Char --
|
|
|
3125 --------------
|
|
|
3126
|
|
|
3127 procedure Set_Char (C : Character) is
|
|
|
3128 begin
|
|
|
3129 Stm_Last := Stm_Last + 1;
|
|
|
3130 Statement_Buffer (Stm_Last) := C;
|
|
|
3131 end Set_Char;
|
|
|
3132
|
|
|
3133 -------------
|
|
|
3134 -- Set_Int --
|
|
|
3135 -------------
|
|
|
3136
|
|
|
3137 procedure Set_Int (N : Int) is
|
|
|
3138 begin
|
|
|
3139 if N < 0 then
|
|
|
3140 Set_String ("-");
|
|
|
3141 Set_Int (-N);
|
|
|
3142
|
|
|
3143 else
|
|
|
3144 if N > 9 then
|
|
|
3145 Set_Int (N / 10);
|
|
|
3146 end if;
|
|
|
3147
|
|
|
3148 Stm_Last := Stm_Last + 1;
|
|
|
3149 Statement_Buffer (Stm_Last) :=
|
|
|
3150 Character'Val (N mod 10 + Character'Pos ('0'));
|
|
|
3151 end if;
|
|
|
3152 end Set_Int;
|
|
|
3153
|
|
|
3154 -------------------------
|
|
|
3155 -- Set_IS_Pragma_Table --
|
|
|
3156 -------------------------
|
|
|
3157
|
|
|
3158 procedure Set_IS_Pragma_Table is
|
|
|
3159 begin
|
|
|
3160 for F in ALIs.First .. ALIs.Last loop
|
|
|
3161 for K in ALIs.Table (F).First_Interrupt_State ..
|
|
|
3162 ALIs.Table (F).Last_Interrupt_State
|
|
|
3163 loop
|
|
|
3164 declare
|
|
|
3165 Inum : constant Int :=
|
|
|
3166 Interrupt_States.Table (K).Interrupt_Id;
|
|
|
3167 Stat : constant Character :=
|
|
|
3168 Interrupt_States.Table (K).Interrupt_State;
|
|
|
3169
|
|
|
3170 begin
|
|
|
3171 while IS_Pragma_Settings.Last < Inum loop
|
|
|
3172 IS_Pragma_Settings.Append ('n');
|
|
|
3173 end loop;
|
|
|
3174
|
|
|
3175 IS_Pragma_Settings.Table (Inum) := Stat;
|
|
|
3176 end;
|
|
|
3177 end loop;
|
|
|
3178 end loop;
|
|
|
3179 end Set_IS_Pragma_Table;
|
|
|
3180
|
|
|
3181 ---------------------------
|
|
|
3182 -- Set_Main_Program_Name --
|
|
|
3183 ---------------------------
|
|
|
3184
|
|
|
3185 procedure Set_Main_Program_Name is
|
|
|
3186 begin
|
|
|
3187 -- Note that name has %b on the end which we ignore
|
|
|
3188
|
|
|
3189 -- First we output the initial _ada_ since we know that the main program
|
|
|
3190 -- is a library level subprogram.
|
|
|
3191
|
|
|
3192 Set_String ("_ada_");
|
|
|
3193
|
|
|
3194 -- Copy name, changing dots to double underscores
|
|
|
3195
|
|
|
3196 for J in 1 .. Name_Len - 2 loop
|
|
|
3197 if Name_Buffer (J) = '.' then
|
|
|
3198 Set_String ("__");
|
|
|
3199 else
|
|
|
3200 Set_Char (Name_Buffer (J));
|
|
|
3201 end if;
|
|
|
3202 end loop;
|
|
|
3203 end Set_Main_Program_Name;
|
|
|
3204
|
|
|
3205 ---------------------
|
|
|
3206 -- Set_Name_Buffer --
|
|
|
3207 ---------------------
|
|
|
3208
|
|
|
3209 procedure Set_Name_Buffer is
|
|
|
3210 begin
|
|
|
3211 for J in 1 .. Name_Len loop
|
|
|
3212 Set_Char (Name_Buffer (J));
|
|
|
3213 end loop;
|
|
|
3214 end Set_Name_Buffer;
|
|
|
3215
|
|
|
3216 -------------------------
|
|
|
3217 -- Set_PSD_Pragma_Table --
|
|
|
3218 -------------------------
|
|
|
3219
|
|
|
3220 procedure Set_PSD_Pragma_Table is
|
|
|
3221 begin
|
|
|
3222 for F in ALIs.First .. ALIs.Last loop
|
|
|
3223 for K in ALIs.Table (F).First_Specific_Dispatching ..
|
|
|
3224 ALIs.Table (F).Last_Specific_Dispatching
|
|
|
3225 loop
|
|
|
3226 declare
|
|
|
3227 DTK : Specific_Dispatching_Record
|
|
|
3228 renames Specific_Dispatching.Table (K);
|
|
|
3229
|
|
|
3230 begin
|
|
|
3231 while PSD_Pragma_Settings.Last < DTK.Last_Priority loop
|
|
|
3232 PSD_Pragma_Settings.Append ('F');
|
|
|
3233 end loop;
|
|
|
3234
|
|
|
3235 for Prio in DTK.First_Priority .. DTK.Last_Priority loop
|
|
|
3236 PSD_Pragma_Settings.Table (Prio) := DTK.Dispatching_Policy;
|
|
|
3237 end loop;
|
|
|
3238 end;
|
|
|
3239 end loop;
|
|
|
3240 end loop;
|
|
|
3241 end Set_PSD_Pragma_Table;
|
|
|
3242
|
|
|
3243 ----------------
|
|
|
3244 -- Set_String --
|
|
|
3245 ----------------
|
|
|
3246
|
|
|
3247 procedure Set_String (S : String) is
|
|
|
3248 begin
|
|
|
3249 Statement_Buffer (Stm_Last + 1 .. Stm_Last + S'Length) := S;
|
|
|
3250 Stm_Last := Stm_Last + S'Length;
|
|
|
3251 end Set_String;
|
|
|
3252
|
|
|
3253 ------------------------
|
|
|
3254 -- Set_String_Replace --
|
|
|
3255 ------------------------
|
|
|
3256
|
|
|
3257 procedure Set_String_Replace (S : String) is
|
|
|
3258 begin
|
|
|
3259 Statement_Buffer (Stm_Last - S'Length + 1 .. Stm_Last) := S;
|
|
|
3260 end Set_String_Replace;
|
|
|
3261
|
|
|
3262 -------------------
|
|
|
3263 -- Set_Unit_Name --
|
|
|
3264 -------------------
|
|
|
3265
|
|
|
3266 procedure Set_Unit_Name is
|
|
|
3267 begin
|
|
|
3268 for J in 1 .. Name_Len - 2 loop
|
|
|
3269 if Name_Buffer (J) = '.' then
|
|
|
3270 Set_String ("__");
|
|
|
3271 else
|
|
|
3272 Set_Char (Name_Buffer (J));
|
|
|
3273 end if;
|
|
|
3274 end loop;
|
|
|
3275 end Set_Unit_Name;
|
|
|
3276
|
|
|
3277 ---------------------
|
|
|
3278 -- Set_Unit_Number --
|
|
|
3279 ---------------------
|
|
|
3280
|
|
|
3281 procedure Set_Unit_Number (U : Unit_Id) is
|
|
|
3282 Num_Units : constant Nat := Nat (Units.Last) - Nat (Unit_Id'First);
|
|
|
3283 Unum : constant Nat := Nat (U) - Nat (Unit_Id'First);
|
|
|
3284
|
|
|
3285 begin
|
|
|
3286 if Num_Units >= 10 and then Unum < 10 then
|
|
|
3287 Set_Char ('0');
|
|
|
3288 end if;
|
|
|
3289
|
|
|
3290 if Num_Units >= 100 and then Unum < 100 then
|
|
|
3291 Set_Char ('0');
|
|
|
3292 end if;
|
|
|
3293
|
|
|
3294 Set_Int (Unum);
|
|
|
3295 end Set_Unit_Number;
|
|
|
3296
|
|
|
3297 ---------------------
|
|
|
3298 -- Write_Bind_Line --
|
|
|
3299 ---------------------
|
|
|
3300
|
|
|
3301 procedure Write_Bind_Line (S : String) is
|
|
|
3302 begin
|
|
|
3303 -- Need to strip trailing LF from S
|
|
|
3304
|
|
|
3305 WBI (S (S'First .. S'Last - 1));
|
|
|
3306 end Write_Bind_Line;
|
|
|
3307
|
|
|
3308 ----------------------------
|
|
|
3309 -- Write_Statement_Buffer --
|
|
|
3310 ----------------------------
|
|
|
3311
|
|
|
3312 procedure Write_Statement_Buffer is
|
|
|
3313 begin
|
|
|
3314 WBI (Statement_Buffer (1 .. Stm_Last));
|
|
|
3315 Stm_Last := 0;
|
|
|
3316 end Write_Statement_Buffer;
|
|
|
3317
|
|
|
3318 procedure Write_Statement_Buffer (S : String) is
|
|
|
3319 begin
|
|
|
3320 Set_String (S);
|
|
|
3321 Write_Statement_Buffer;
|
|
|
3322 end Write_Statement_Buffer;
|
|
|
3323
|
|
|
3324 end Bindgen;
|
