From 830a3f424d271773b4efa216a3006b108d48d04f Mon Sep 17 00:00:00 2001 From: charlet Date: Thu, 13 Dec 2007 10:30:04 +0000 Subject: 2007-12-06 Robert Dewar * s-imenne.adb, s-imenne.ads: New files. * s-imgboo.adb, s-imgboo.ads, s-imgcha.adb, s-imgcha.ads, s-imgdec.adb, s-imgdec.ads, s-imgenu.ads, s-imgint.adb, s-imgint.ads, s-imglld.adb, s-imglld.ads, s-imglli.adb, s-imglli.ads, s-imgllu.adb, s-imgllu.ads, s-imgrea.adb, s-imgrea.ads, s-imguns.adb, s-imguns.ads, s-imgwch.adb, s-imgwch.ads: New calling sequence for Image routines to avoid sec stack usage. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130852 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ada/s-imenne.ads | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 gcc/ada/s-imenne.ads (limited to 'gcc/ada/s-imenne.ads') diff --git a/gcc/ada/s-imenne.ads b/gcc/ada/s-imenne.ads new file mode 100644 index 00000000000..3be79cd3092 --- /dev/null +++ b/gcc/ada/s-imenne.ads @@ -0,0 +1,89 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- S Y S T E M . I M G _ E N U M _ N E W -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2000-2007, 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 2, 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. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING. If not, write -- +-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- +-- Boston, MA 02110-1301, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- Enumeration_Type'Image for all enumeration types except those in package +-- Standard (where we have no opportunity to build image tables), and in +-- package System (where it is too early to start building image tables). +-- Special routines exist for the enumeration types in these packages. + +-- This is the new version of the package, for use by compilers built after +-- Nov 21st, 2007, which provides procedures that avoid using the secondary +-- stack. The original package System.Img_Enum is maintained in the sources +-- for bootstrapping with older versions of the compiler which expect to find +-- functions in this package. + +pragma Warnings (Off); +pragma Compiler_Unit; +pragma Warnings (On); + +package System.Img_Enum_New is + pragma Pure; + + procedure Image_Enumeration_8 + (Pos : Natural; + S : in out String; + P : out Natural; + Names : String; + Indexes : System.Address); + -- Used to compute Enum'Image (Str) where Enum is some enumeration type + -- other than those defined in package Standard. Names is a string with + -- a lower bound of 1 containing the characters of all the enumeration + -- literals concatenated together in sequence. Indexes is the address of + -- an array of type array (0 .. N) of Natural_8, where N is the number of + -- enumeration literals in the type. The Indexes values are the starting + -- subscript of each enumeration literal, indexed by Pos values, with an + -- extra entry at the end containing Names'Length + 1. The reason that + -- Indexes is passed by address is that the actual type is created on the + -- fly by the expander. The desired 'Image value is stored in S (1 .. P) + -- and P is set on return. The caller guarantees that S is long enough to + -- hold the result and that the lower bound is 1. + + procedure Image_Enumeration_16 + (Pos : Natural; + S : in out String; + P : out Natural; + Names : String; + Indexes : System.Address); + -- Identical to Set_Image_Enumeration_8 except that it handles types + -- using array (0 .. Num) of Natural_16 for the Indexes table. + + procedure Image_Enumeration_32 + (Pos : Natural; + S : in out String; + P : out Natural; + Names : String; + Indexes : System.Address); + -- Identical to Set_Image_Enumeration_8 except that it handles types + -- using array (0 .. Num) of Natural_32 for the Indexes table. + +end System.Img_Enum_New; -- cgit v1.2.1