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Diffstat (limited to 'gcc/ada/s-pooglo.adb')
| -rw-r--r-- | gcc/ada/s-pooglo.adb | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/gcc/ada/s-pooglo.adb b/gcc/ada/s-pooglo.adb deleted file mode 100644 index e4dcdb0..0000000 --- a/gcc/ada/s-pooglo.adb +++ /dev/null @@ -1,156 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S Y S T E M . P O O L _ G L O B A L -- --- -- --- B o d y -- --- -- --- Copyright (C) 1992-2011, 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 System.Storage_Pools; use System.Storage_Pools; -with System.Memory; - -package body System.Pool_Global is - - package SSE renames System.Storage_Elements; - - -------------- - -- Allocate -- - -------------- - - overriding procedure Allocate - (Pool : in out Unbounded_No_Reclaim_Pool; - Address : out System.Address; - Storage_Size : SSE.Storage_Count; - Alignment : SSE.Storage_Count) - is - use SSE; - pragma Warnings (Off, Pool); - - Aligned_Size : Storage_Count := Storage_Size; - Aligned_Address : System.Address; - Allocated : System.Address; - - begin - if Alignment > Standard'System_Allocator_Alignment then - Aligned_Size := Aligned_Size + Alignment; - end if; - - Allocated := Memory.Alloc (Memory.size_t (Aligned_Size)); - - -- The call to Alloc returns an address whose alignment is compatible - -- with the worst case alignment requirement for the machine; thus the - -- Alignment argument can be safely ignored. - - if Allocated = Null_Address then - raise Storage_Error; - end if; - - -- Case where alignment requested is greater than the alignment that is - -- guaranteed to be provided by the system allocator. - - if Alignment > Standard'System_Allocator_Alignment then - - -- Realign the returned address - - Aligned_Address := To_Address - (To_Integer (Allocated) + Integer_Address (Alignment) - - (To_Integer (Allocated) mod Integer_Address (Alignment))); - - -- Save the block address - - declare - Saved_Address : System.Address; - pragma Import (Ada, Saved_Address); - for Saved_Address'Address use - Aligned_Address - - Storage_Offset (System.Address'Size / Storage_Unit); - begin - Saved_Address := Allocated; - end; - - Address := Aligned_Address; - - else - Address := Allocated; - end if; - end Allocate; - - ---------------- - -- Deallocate -- - ---------------- - - overriding procedure Deallocate - (Pool : in out Unbounded_No_Reclaim_Pool; - Address : System.Address; - Storage_Size : SSE.Storage_Count; - Alignment : SSE.Storage_Count) - is - use System.Storage_Elements; - pragma Warnings (Off, Pool); - pragma Warnings (Off, Storage_Size); - - begin - -- Case where the alignment of the block exceeds the guaranteed - -- alignment required by the system storage allocator, meaning that - -- this was specially wrapped at allocation time. - - if Alignment > Standard'System_Allocator_Alignment then - - -- Retrieve the block address - - declare - Saved_Address : System.Address; - pragma Import (Ada, Saved_Address); - for Saved_Address'Address use - Address - Storage_Offset (System.Address'Size / Storage_Unit); - begin - Memory.Free (Saved_Address); - end; - - else - Memory.Free (Address); - end if; - end Deallocate; - - ------------------ - -- Storage_Size -- - ------------------ - - overriding function Storage_Size - (Pool : Unbounded_No_Reclaim_Pool) - return SSE.Storage_Count - is - pragma Warnings (Off, Pool); - - begin - -- Intuitively, should return System.Memory_Size. But on Sun/Alsys, - -- System.Memory_Size > System.Max_Int, which means all you can do with - -- it is raise CONSTRAINT_ERROR... - - return SSE.Storage_Count'Last; - end Storage_Size; - -end System.Pool_Global; |