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Diffstat (limited to 'gcc-4.8/gcc/ada/opt.adb')
| -rw-r--r-- | gcc-4.8/gcc/ada/opt.adb | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/gcc-4.8/gcc/ada/opt.adb b/gcc-4.8/gcc/ada/opt.adb deleted file mode 100644 index 98eab4098..000000000 --- a/gcc-4.8/gcc/ada/opt.adb +++ /dev/null @@ -1,353 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- O P T -- --- -- --- B o d y -- --- -- --- Copyright (C) 1992-2012, Free Software Foundation, Inc. -- --- -- --- GNAT is free software; you can redistribute it and/or modify it under -- --- terms of the GNU General Public License as published by the Free Soft- -- --- ware Foundation; either version 3, or (at your option) any later ver- -- --- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- --- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- --- or FITNESS FOR A PARTICULAR PURPOSE. -- --- -- --- As a special exception under Section 7 of GPL version 3, you are granted -- --- additional permissions described in the GCC Runtime Library Exception, -- --- version 3.1, as published by the Free Software Foundation. -- --- -- --- You should have received a copy of the GNU General Public License and -- --- a copy of the GCC Runtime Library Exception along with this program; -- --- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- --- <http://www.gnu.org/licenses/>. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - -with Gnatvsn; use Gnatvsn; -with System; use System; -with Tree_IO; use Tree_IO; - -package body Opt is - - SU : constant := Storage_Unit; - -- Shorthand for System.Storage_Unit - - -------------------------- - -- Full_Expander_Active -- - -------------------------- - - function Full_Expander_Active return Boolean is - begin - return Expander_Active and not Alfa_Mode; - end Full_Expander_Active; - - ---------------------------------- - -- Register_Opt_Config_Switches -- - ---------------------------------- - - procedure Register_Opt_Config_Switches is - begin - Ada_Version_Config := Ada_Version; - Ada_Version_Explicit_Config := Ada_Version_Explicit; - Assertions_Enabled_Config := Assertions_Enabled; - Assume_No_Invalid_Values_Config := Assume_No_Invalid_Values; - Check_Float_Overflow_Config := Check_Float_Overflow; - Check_Policy_List_Config := Check_Policy_List; - Debug_Pragmas_Disabled_Config := Debug_Pragmas_Disabled; - Debug_Pragmas_Enabled_Config := Debug_Pragmas_Enabled; - Default_Pool_Config := Default_Pool; - Dynamic_Elaboration_Checks_Config := Dynamic_Elaboration_Checks; - Exception_Locations_Suppressed_Config := Exception_Locations_Suppressed; - Extensions_Allowed_Config := Extensions_Allowed; - External_Name_Exp_Casing_Config := External_Name_Exp_Casing; - External_Name_Imp_Casing_Config := External_Name_Imp_Casing; - Fast_Math_Config := Fast_Math; - Initialize_Scalars_Config := Initialize_Scalars; - Optimize_Alignment_Config := Optimize_Alignment; - Persistent_BSS_Mode_Config := Persistent_BSS_Mode; - Polling_Required_Config := Polling_Required; - Short_Descriptors_Config := Short_Descriptors; - Use_VADS_Size_Config := Use_VADS_Size; - - -- Reset the indication that Optimize_Alignment was set locally, since - -- if we had a pragma in the config file, it would set this flag True, - -- but that's not a local setting. - - Optimize_Alignment_Local := False; - end Register_Opt_Config_Switches; - - --------------------------------- - -- Restore_Opt_Config_Switches -- - --------------------------------- - - procedure Restore_Opt_Config_Switches (Save : Config_Switches_Type) is - begin - Ada_Version := Save.Ada_Version; - Ada_Version_Explicit := Save.Ada_Version_Explicit; - Assertions_Enabled := Save.Assertions_Enabled; - Assume_No_Invalid_Values := Save.Assume_No_Invalid_Values; - Check_Float_Overflow := Save.Check_Float_Overflow; - Check_Policy_List := Save.Check_Policy_List; - Debug_Pragmas_Disabled := Save.Debug_Pragmas_Disabled; - Debug_Pragmas_Enabled := Save.Debug_Pragmas_Enabled; - Default_Pool := Save.Default_Pool; - Dynamic_Elaboration_Checks := Save.Dynamic_Elaboration_Checks; - Exception_Locations_Suppressed := Save.Exception_Locations_Suppressed; - Extensions_Allowed := Save.Extensions_Allowed; - External_Name_Exp_Casing := Save.External_Name_Exp_Casing; - External_Name_Imp_Casing := Save.External_Name_Imp_Casing; - Fast_Math := Save.Fast_Math; - Initialize_Scalars := Save.Initialize_Scalars; - Optimize_Alignment := Save.Optimize_Alignment; - Optimize_Alignment_Local := Save.Optimize_Alignment_Local; - Persistent_BSS_Mode := Save.Persistent_BSS_Mode; - Polling_Required := Save.Polling_Required; - Short_Descriptors := Save.Short_Descriptors; - Use_VADS_Size := Save.Use_VADS_Size; - - -- Update consistently the value of Init_Or_Norm_Scalars. The value of - -- Normalize_Scalars is not saved/restored because after set to True its - -- value is never changed. That is, if a compilation unit has pragma - -- Normalize_Scalars then it forces that value for all with'ed units. - - Init_Or_Norm_Scalars := Initialize_Scalars or Normalize_Scalars; - end Restore_Opt_Config_Switches; - - ------------------------------ - -- Save_Opt_Config_Switches -- - ------------------------------ - - procedure Save_Opt_Config_Switches (Save : out Config_Switches_Type) is - begin - Save.Ada_Version := Ada_Version; - Save.Ada_Version_Explicit := Ada_Version_Explicit; - Save.Assertions_Enabled := Assertions_Enabled; - Save.Assume_No_Invalid_Values := Assume_No_Invalid_Values; - Save.Check_Float_Overflow := Check_Float_Overflow; - Save.Check_Policy_List := Check_Policy_List; - Save.Debug_Pragmas_Disabled := Debug_Pragmas_Disabled; - Save.Debug_Pragmas_Enabled := Debug_Pragmas_Enabled; - Save.Default_Pool := Default_Pool; - Save.Dynamic_Elaboration_Checks := Dynamic_Elaboration_Checks; - Save.Exception_Locations_Suppressed := Exception_Locations_Suppressed; - Save.Extensions_Allowed := Extensions_Allowed; - Save.External_Name_Exp_Casing := External_Name_Exp_Casing; - Save.External_Name_Imp_Casing := External_Name_Imp_Casing; - Save.Fast_Math := Fast_Math; - Save.Initialize_Scalars := Initialize_Scalars; - Save.Optimize_Alignment := Optimize_Alignment; - Save.Optimize_Alignment_Local := Optimize_Alignment_Local; - Save.Persistent_BSS_Mode := Persistent_BSS_Mode; - Save.Polling_Required := Polling_Required; - Save.Short_Descriptors := Short_Descriptors; - Save.Use_VADS_Size := Use_VADS_Size; - end Save_Opt_Config_Switches; - - ----------------------------- - -- Set_Opt_Config_Switches -- - ----------------------------- - - procedure Set_Opt_Config_Switches - (Internal_Unit : Boolean; - Main_Unit : Boolean) - is - begin - -- Case of internal unit - - if Internal_Unit then - - -- Set standard switches. Note we do NOT set Ada_Version_Explicit - -- since the whole point of this is that it still properly indicates - -- the configuration setting even in a run time unit. - - Ada_Version := Ada_Version_Runtime; - Dynamic_Elaboration_Checks := False; - Extensions_Allowed := True; - External_Name_Exp_Casing := As_Is; - External_Name_Imp_Casing := Lowercase; - Optimize_Alignment := 'O'; - Persistent_BSS_Mode := False; - Use_VADS_Size := False; - Optimize_Alignment_Local := True; - - -- For an internal unit, assertions/debug pragmas are off unless this - -- is the main unit and they were explicitly enabled. We also make - -- sure we do not assume that values are necessarily valid. - - if Main_Unit then - Assertions_Enabled := Assertions_Enabled_Config; - Assume_No_Invalid_Values := Assume_No_Invalid_Values_Config; - Debug_Pragmas_Disabled := Debug_Pragmas_Disabled_Config; - Debug_Pragmas_Enabled := Debug_Pragmas_Enabled_Config; - Check_Policy_List := Check_Policy_List_Config; - else - Assertions_Enabled := False; - Assume_No_Invalid_Values := False; - Debug_Pragmas_Disabled := False; - Debug_Pragmas_Enabled := False; - Check_Policy_List := Empty; - end if; - - -- Case of non-internal unit - - else - Ada_Version := Ada_Version_Config; - Ada_Version_Explicit := Ada_Version_Explicit_Config; - Assertions_Enabled := Assertions_Enabled_Config; - Assume_No_Invalid_Values := Assume_No_Invalid_Values_Config; - Check_Float_Overflow := Check_Float_Overflow_Config; - Check_Policy_List := Check_Policy_List_Config; - Debug_Pragmas_Disabled := Debug_Pragmas_Disabled_Config; - Debug_Pragmas_Enabled := Debug_Pragmas_Enabled_Config; - Dynamic_Elaboration_Checks := Dynamic_Elaboration_Checks_Config; - Extensions_Allowed := Extensions_Allowed_Config; - External_Name_Exp_Casing := External_Name_Exp_Casing_Config; - External_Name_Imp_Casing := External_Name_Imp_Casing_Config; - Fast_Math := Fast_Math_Config; - Initialize_Scalars := Initialize_Scalars_Config; - Optimize_Alignment := Optimize_Alignment_Config; - Optimize_Alignment_Local := False; - Persistent_BSS_Mode := Persistent_BSS_Mode_Config; - Use_VADS_Size := Use_VADS_Size_Config; - - -- Update consistently the value of Init_Or_Norm_Scalars. The value - -- of Normalize_Scalars is not saved/restored because once set to - -- True its value is never changed. That is, if a compilation unit - -- has pragma Normalize_Scalars then it forces that value for all - -- with'ed units. - - Init_Or_Norm_Scalars := Initialize_Scalars or Normalize_Scalars; - end if; - - Default_Pool := Default_Pool_Config; - Exception_Locations_Suppressed := Exception_Locations_Suppressed_Config; - Fast_Math := Fast_Math_Config; - Optimize_Alignment := Optimize_Alignment_Config; - Polling_Required := Polling_Required_Config; - Short_Descriptors := Short_Descriptors_Config; - end Set_Opt_Config_Switches; - - --------------- - -- Tree_Read -- - --------------- - - procedure Tree_Read is - Tree_Version_String_Len : Nat; - Ada_Version_Config_Val : Nat; - Ada_Version_Explicit_Config_Val : Nat; - Assertions_Enabled_Config_Val : Nat; - - begin - Tree_Read_Int (Tree_ASIS_Version_Number); - Tree_Read_Bool (Brief_Output); - Tree_Read_Bool (GNAT_Mode); - Tree_Read_Char (Identifier_Character_Set); - Tree_Read_Int (Maximum_File_Name_Length); - Tree_Read_Data (Suppress_Options'Address, - (Suppress_Options'Size + SU - 1) / SU); - Tree_Read_Bool (Verbose_Mode); - Tree_Read_Data (Warning_Mode'Address, - (Warning_Mode'Size + SU - 1) / SU); - Tree_Read_Int (Ada_Version_Config_Val); - Tree_Read_Int (Ada_Version_Explicit_Config_Val); - Tree_Read_Int (Assertions_Enabled_Config_Val); - Tree_Read_Bool (All_Errors_Mode); - Tree_Read_Bool (Assertions_Enabled); - Tree_Read_Bool (Check_Float_Overflow); - Tree_Read_Int (Int (Check_Policy_List)); - Tree_Read_Bool (Debug_Pragmas_Disabled); - Tree_Read_Bool (Debug_Pragmas_Enabled); - Tree_Read_Int (Int (Default_Pool)); - Tree_Read_Bool (Full_List); - - Ada_Version_Config := - Ada_Version_Type'Val (Ada_Version_Config_Val); - Ada_Version_Explicit_Config := - Ada_Version_Type'Val (Ada_Version_Explicit_Config_Val); - Assertions_Enabled_Config := - Boolean'Val (Assertions_Enabled_Config_Val); - - -- Read version string: we have to get the length first - - Tree_Read_Int (Tree_Version_String_Len); - - declare - Tmp : String (1 .. Integer (Tree_Version_String_Len)); - begin - Tree_Read_Data - (Tmp'Address, Tree_Version_String_Len); - System.Strings.Free (Tree_Version_String); - Free (Tree_Version_String); - Tree_Version_String := new String'(Tmp); - end; - - Tree_Read_Data (Distribution_Stub_Mode'Address, - (Distribution_Stub_Mode'Size + SU - 1) / Storage_Unit); - Tree_Read_Bool (Inline_Active); - Tree_Read_Bool (Inline_Processing_Required); - Tree_Read_Bool (List_Units); - Tree_Read_Bool (Configurable_Run_Time_Mode); - Tree_Read_Data (Operating_Mode'Address, - (Operating_Mode'Size + SU - 1) / Storage_Unit); - Tree_Read_Bool (Suppress_Checks); - Tree_Read_Bool (Try_Semantics); - Tree_Read_Data (Wide_Character_Encoding_Method'Address, - (Wide_Character_Encoding_Method'Size + SU - 1) / SU); - Tree_Read_Bool (Upper_Half_Encoding); - Tree_Read_Bool (Force_ALI_Tree_File); - end Tree_Read; - - ---------------- - -- Tree_Write -- - ---------------- - - procedure Tree_Write is - Version_String : String := Gnat_Version_String; - - begin - Tree_Write_Int (ASIS_Version_Number); - Tree_Write_Bool (Brief_Output); - Tree_Write_Bool (GNAT_Mode); - Tree_Write_Char (Identifier_Character_Set); - Tree_Write_Int (Maximum_File_Name_Length); - Tree_Write_Data (Suppress_Options'Address, - (Suppress_Options'Size + SU - 1) / SU); - Tree_Write_Bool (Verbose_Mode); - Tree_Write_Data (Warning_Mode'Address, - (Warning_Mode'Size + SU - 1) / Storage_Unit); - Tree_Write_Int (Ada_Version_Type'Pos (Ada_Version_Config)); - Tree_Write_Int (Ada_Version_Type'Pos (Ada_Version_Explicit_Config)); - Tree_Write_Int (Boolean'Pos (Assertions_Enabled_Config)); - Tree_Write_Bool (All_Errors_Mode); - Tree_Write_Bool (Assertions_Enabled); - Tree_Write_Bool (Check_Float_Overflow); - Tree_Write_Int (Int (Check_Policy_List)); - Tree_Write_Bool (Debug_Pragmas_Disabled); - Tree_Write_Bool (Debug_Pragmas_Enabled); - Tree_Write_Int (Int (Default_Pool)); - Tree_Write_Bool (Full_List); - Tree_Write_Int (Int (Version_String'Length)); - Tree_Write_Data (Version_String'Address, Version_String'Length); - Tree_Write_Data (Distribution_Stub_Mode'Address, - (Distribution_Stub_Mode'Size + SU - 1) / SU); - Tree_Write_Bool (Inline_Active); - Tree_Write_Bool (Inline_Processing_Required); - Tree_Write_Bool (List_Units); - Tree_Write_Bool (Configurable_Run_Time_Mode); - Tree_Write_Data (Operating_Mode'Address, - (Operating_Mode'Size + SU - 1) / SU); - Tree_Write_Bool (Suppress_Checks); - Tree_Write_Bool (Try_Semantics); - Tree_Write_Data (Wide_Character_Encoding_Method'Address, - (Wide_Character_Encoding_Method'Size + SU - 1) / SU); - Tree_Write_Bool (Upper_Half_Encoding); - Tree_Write_Bool (Force_ALI_Tree_File); - end Tree_Write; - -end Opt; |