cygwin-gcc 9.3.0

1 files changed, 0 insertions, 304 deletions

diff --git a/0014-64bit-Cygwin-uses-SEH.patch b/0014-64bit-Cygwin-uses-SEH.patch
deleted file mode 100644
index 1d68485..0000000
--- a/0014-64bit-Cygwin-uses-SEH.patch
+++ /dev/null
@@ -1,304 +0,0 @@
-From 1a3122f89dd16478d913ad09735c26754eb789ae Mon Sep 17 00:00:00 2001
-From: Jonathan Yong <10walls@gmail.com>
-Date: Sat, 28 Jun 2014 10:01:33 +0800
-Subject: [PATCH 14/21] 64bit Cygwin uses SEH
-
-Conflicts:
-	gcc/ada/seh_init.c
----
- gcc/ada/seh_init.c               |  16 ++--
- gcc/ada/system-cygwin-x86_64.ads | 198 +++++++++++++++++++++++++++++++++++++++
- gcc/ada/tracebak.c               |   2 +-
- 3 files changed, 209 insertions(+), 7 deletions(-)
- create mode 100644 gcc/ada/system-cygwin-x86_64.ads
-
-diff --git a/gcc/ada/seh_init.c b/gcc/ada/seh_init.c
-index c8e6512..73e8928 100644
---- a/gcc/ada/seh_init.c
-+++ b/gcc/ada/seh_init.c
-@@ -46,6 +46,7 @@
- #define xmalloc(S) malloc (S)
- 
- #else
-+#define FLEX_SCANNER	/* do not poison malloc */
- #include "config.h"
- #include "system.h"
- #endif
-@@ -72,6 +73,9 @@ extern void Raise_From_Signal_Handler (struct Exception_Data *, const char *)
- 
- #if defined (_WIN32) || (defined (__CYGWIN__) && defined (__SEH__))
- 
-+#include <windows.h>
-+#include <excpt.h>
-+
- /* Prototypes.  */
- extern void _global_unwind2 (void *);
- 
-@@ -173,7 +177,7 @@ __gnat_map_SEH (EXCEPTION_RECORD* ExceptionRecord, const char **msg)
-     }
- }
- 
--#if !(defined (_WIN64) && defined (__SEH__))
-+#if !(defined (__x86_64__) && defined (__SEH__))
- 
- EXCEPTION_DISPOSITION
- __gnat_SEH_error_handler (struct _EXCEPTION_RECORD* ExceptionRecord,
-@@ -192,7 +196,7 @@ __gnat_SEH_error_handler (struct _EXCEPTION_RECORD* ExceptionRecord,
-       msg = "unhandled signal";
-     }
- 
--#if ! defined (_WIN64)
-+#if !defined(_WIN64) && !defined(__CYGWIN__)
-   /* This call is important as it avoids locking the second time we catch a
-      signal. Note that this routine is documented as internal to Windows and
-      should not be used.  */
-@@ -203,9 +207,9 @@ __gnat_SEH_error_handler (struct _EXCEPTION_RECORD* ExceptionRecord,
- 
-   Raise_From_Signal_Handler (exception, msg);
- }
--#endif /* !(defined (_WIN64) && defined (__SEH__)) */
-+#endif /* !(defined (__x86_64__) && defined (__SEH__)) */
- 
--#if defined (_WIN64)
-+#if defined (__x86_64__)
- /*  On x86_64 windows exception mechanism is no more based on a chained list
-     of handlers addresses on the stack. Instead unwinding information is used
-     to retrieve the exception handler (similar to ZCX GCC mechanism). So in
-@@ -258,7 +262,7 @@ void __gnat_install_SEH_handler (void *eh ATTRIBUTE_UNUSED)
-      just above.  */
- }
- 
--#else /* defined (_WIN64) */
-+#else /* defined (__x86_64__) */
- /*  Install the Win32 SEH exception handler. Note that the caller must have
-     allocated 8 bytes on the stack and pass the pointer to this stack
-     space. This is needed as the SEH exception handler must be on the stack of
-@@ -291,7 +295,7 @@ __gnat_install_SEH_handler (void *ER)
- }
- #endif
- 
--#else /* defined (_WIN32) */
-+#else /* defined (_WIN32) || defined(__CYGWIN__) */
- /* For all non Windows targets we provide a dummy SEH install handler.  */
- void __gnat_install_SEH_handler (void *eh ATTRIBUTE_UNUSED)
- {
-diff --git a/gcc/ada/system-cygwin-x86_64.ads b/gcc/ada/system-cygwin-x86_64.ads
-new file mode 100644
-index 0000000..9305ec1
---- /dev/null
-+++ b/gcc/ada/system-cygwin-x86_64.ads
-@@ -0,0 +1,198 @@
-+------------------------------------------------------------------------------
-+--                                                                          --
-+--                        GNAT RUN-TIME COMPONENTS                          --
-+--                                                                          --
-+--                               S Y S T E M                                --
-+--                                                                          --
-+--                                 S p e c                                  --
-+--                            (Cygwin  Version)                             --
-+--                                                                          --
-+--          Copyright (C) 1992-2007, Free Software Foundation, Inc.         --
-+--                                                                          --
-+-- This specification is derived from the Ada Reference Manual for use with --
-+-- GNAT. The copyright notice above, and the license provisions that follow --
-+-- apply solely to the  contents of the part following the private keyword. --
-+--                                                                          --
-+-- 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.      --
-+--                                                                          --
-+------------------------------------------------------------------------------
-+
-+package System is
-+   pragma Pure;
-+   --  Note that we take advantage of the implementation permission to make
-+   --  this unit Pure instead of Preelaborable; see RM 13.7.1(15). In Ada
-+   --  2005, this is Pure in any case (AI-362).
-+
-+   type Name is (SYSTEM_NAME_GNAT);
-+   System_Name : constant Name := SYSTEM_NAME_GNAT;
-+
-+   --  System-Dependent Named Numbers
-+
-+   Min_Int               : constant := Long_Long_Integer'First;
-+   Max_Int               : constant := Long_Long_Integer'Last;
-+
-+   Max_Binary_Modulus    : constant := 2 ** Long_Long_Integer'Size;
-+   Max_Nonbinary_Modulus : constant := 2 ** Integer'Size - 1;
-+
-+   Max_Base_Digits       : constant := Long_Long_Float'Digits;
-+   Max_Digits            : constant := Long_Long_Float'Digits;
-+
-+   Max_Mantissa          : constant := 63;
-+   Fine_Delta            : constant := 2.0 ** (-Max_Mantissa);
-+
-+   Tick                  : constant := 0.01;
-+
-+   --  Storage-related Declarations
-+
-+   type Address is private;
-+   pragma Preelaborable_Initialization (Address);
-+   Null_Address : constant Address;
-+
-+   Storage_Unit : constant := 8;
-+   Word_Size    : constant := 64;
-+   Memory_Size  : constant := 2 ** 64;
-+
-+   --  Address comparison
-+
-+   function "<"  (Left, Right : Address) return Boolean;
-+   function "<=" (Left, Right : Address) return Boolean;
-+   function ">"  (Left, Right : Address) return Boolean;
-+   function ">=" (Left, Right : Address) return Boolean;
-+   function "="  (Left, Right : Address) return Boolean;
-+
-+   pragma Import (Intrinsic, "<");
-+   pragma Import (Intrinsic, "<=");
-+   pragma Import (Intrinsic, ">");
-+   pragma Import (Intrinsic, ">=");
-+   pragma Import (Intrinsic, "=");
-+
-+   --  Other System-Dependent Declarations
-+
-+   type Bit_Order is (High_Order_First, Low_Order_First);
-+   Default_Bit_Order : constant Bit_Order := Low_Order_First;
-+   pragma Warnings (Off, Default_Bit_Order); -- kill constant condition warning
-+
-+   --  Priority-related Declarations (RM D.1)
-+
-+   Max_Priority           : constant Positive := 30;
-+   Max_Interrupt_Priority : constant Positive := 31;
-+
-+   subtype Any_Priority       is Integer      range  0 .. 31;
-+   subtype Priority           is Any_Priority range  0 .. 30;
-+   subtype Interrupt_Priority is Any_Priority range 31 .. 31;
-+
-+   Default_Priority : constant Priority := 15;
-+
-+private
-+
-+   type Address is mod Memory_Size;
-+   Null_Address : constant Address := 0;
-+
-+   --------------------------------------
-+   -- System Implementation Parameters --
-+   --------------------------------------
-+
-+   --  These parameters provide information about the target that is used
-+   --  by the compiler. They are in the private part of System, where they
-+   --  can be accessed using the special circuitry in the Targparm unit
-+   --  whose source should be consulted for more detailed descriptions
-+   --  of the individual switch values.
-+
-+   Backend_Divide_Checks     : constant Boolean := False;
-+   Backend_Overflow_Checks   : constant Boolean := False;
-+   Command_Line_Args         : constant Boolean := True;
-+   Configurable_Run_Time     : constant Boolean := False;
-+   Denorm                    : constant Boolean := True;
-+   Duration_32_Bits          : constant Boolean := False;
-+   Exit_Status_Supported     : constant Boolean := True;
-+   Fractional_Fixed_Ops      : constant Boolean := False;
-+   Frontend_Layout           : constant Boolean := False;
-+   Machine_Overflows         : constant Boolean := False;
-+   Machine_Rounds            : constant Boolean := True;
-+   Preallocated_Stacks       : constant Boolean := False;
-+   Signed_Zeros              : constant Boolean := True;
-+   Stack_Check_Default       : constant Boolean := False;
-+   Stack_Check_Probes        : constant Boolean := True;
-+   Stack_Check_Limits        : constant Boolean := False;
-+   Support_64_Bit_Divides    : constant Boolean := True;
-+   Support_Aggregates        : constant Boolean := True;
-+   Support_Composite_Assign  : constant Boolean := True;
-+   Support_Composite_Compare : constant Boolean := True;
-+   Support_Long_Shifts       : constant Boolean := True;
-+   Always_Compatible_Rep     : constant Boolean := True;
-+   Suppress_Standard_Library : constant Boolean := False;
-+   Use_Ada_Main_Program_Name : constant Boolean := False;
-+   ZCX_By_Default            : constant Boolean := True;
-+
-+   ---------------------------
-+   -- Underlying Priorities --
-+   ---------------------------
-+
-+   --  Important note: this section of the file must come AFTER the
-+   --  definition of the system implementation parameters to ensure
-+   --  that the value of these parameters is available for analysis
-+   --  of the declarations here (using Rtsfind at compile time).
-+
-+   --  The underlying priorities table provides a generalized mechanism
-+   --  for mapping from Ada priorities to system priorities. In some
-+   --  cases a 1-1 mapping is not the convenient or optimal choice.
-+
-+   type Priorities_Mapping is array (Any_Priority) of Integer;
-+   pragma Suppress_Initialization (Priorities_Mapping);
-+   --  Suppress initialization in case gnat.adc specifies Normalize_Scalars
-+
-+   Underlying_Priorities : constant Priorities_Mapping :=
-+     (Priority'First ..
-+      Default_Priority - 8    => -15,
-+      Default_Priority - 7    => -7,
-+      Default_Priority - 6    => -6,
-+      Default_Priority - 5    => -5,
-+      Default_Priority - 4    => -4,
-+      Default_Priority - 3    => -3,
-+      Default_Priority - 2    => -2,
-+      Default_Priority - 1    => -1,
-+      Default_Priority        => 0,
-+      Default_Priority + 1    => 1,
-+      Default_Priority + 2    => 2,
-+      Default_Priority + 3    => 3,
-+      Default_Priority + 4    => 4,
-+      Default_Priority + 5    => 5,
-+      Default_Priority + 6 ..
-+      Priority'Last           => 6,
-+      Interrupt_Priority      => 15);
-+   --  The default mapping preserves the standard 31 priorities of the Ada
-+   --  model, but maps them using compression onto the 7 priority levels
-+   --  available in NT and on the 16 priority levels available in 2000/XP.
-+
-+   --  To replace the default values of the Underlying_Priorities mapping,
-+   --  copy this source file into your build directory, edit the file to
-+   --  reflect your desired behavior, and recompile using Makefile.adalib
-+   --  which can be found under the adalib directory of your gnat installation
-+
-+   pragma Linker_Options ("-Wl,--stack=0x2000000");
-+   --  This is used to change the default stack (32 MB) size for non tasking
-+   --  programs. We change this value for GNAT on Windows here because the
-+   --  binutils on this platform have switched to a too low value for Ada
-+   --  programs. Note that we also set the stack size for tasking programs in
-+   --  System.Task_Primitives.Operations.
-+
-+end System;
-diff --git a/gcc/ada/tracebak.c b/gcc/ada/tracebak.c
-index 1e53ab5..2096f1a 100644
---- a/gcc/ada/tracebak.c
-+++ b/gcc/ada/tracebak.c
-@@ -95,7 +95,7 @@ extern void (*Unlock_Task) (void);
-  *-- Target specific implementations --*
-  *-------------------------------------*/
- 
--#if defined (_WIN64) && defined (__SEH__)
-+#if (defined (_WIN64) || defined(__CYGWIN__)) && defined (__SEH__)
- 
- #include <windows.h>
- 
--- 
-2.4.5
-