cmhi
/
f-stack
mirror of https://github.com/F-Stack/f-stack.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
f-stack/freebsd/contrib/dev/acpica/compiler/aslcache.c

479 lines
17 KiB
C
Raw Blame History

/******************************************************************************
*
* Module Name: aslcache -- Local cache support for iASL
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* documentation and/or other materials provided with distribution. In
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* provision in the documentation and/or other materials provided with the
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* ensure that the distribution and export/re-export of the software is in
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* any of its subsidiaries will export/re-export any technical data, process,
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************
*
* Alternatively, you may choose to be licensed under the terms of the
* following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Alternatively, you may choose to be licensed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
*****************************************************************************/
#include <contrib/dev/acpica/compiler/aslcompiler.h>
/*
* Local caches. The caches are fully deleted after the compilation/disassembly
* of each individual input file. Thus, individual allocations from the cache
* memory do not need to be freed or even released back into the cache.
*
* See aslallocate.c for standard heap allocations.
*/
/*******************************************************************************
*
* FUNCTION: UtLocalCacheCalloc
*
* PARAMETERS: Length - Size of buffer requested
*
* RETURN: Pointer to the buffer. Aborts compiler on allocation failure
*
* DESCRIPTION: Allocate a string buffer. Bypass the local
* dynamic memory manager for performance reasons (This has a
* major impact on the speed of the compiler.)
*
******************************************************************************/
char *
UtLocalCacheCalloc (
UINT32 Length)
{
char *Buffer;
ASL_CACHE_INFO *Cache;
UINT32 CacheSize = ASL_STRING_CACHE_SIZE;
if (Length > CacheSize)
{
CacheSize = Length;
if (AslGbl_StringCacheList)
{
Cache = UtLocalCalloc (sizeof (Cache->Next) + CacheSize);
/* Link new cache buffer just following head of list */
Cache->Next = AslGbl_StringCacheList->Next;
AslGbl_StringCacheList->Next = Cache;
/* Leave cache management pointers alone as they pertain to head */
AslGbl_StringCount++;
AslGbl_StringSize += Length;
return (Cache->Buffer);
}
}
if ((AslGbl_StringCacheNext + Length) >= AslGbl_StringCacheLast)
{
/* Allocate a new buffer */
Cache = UtLocalCalloc (sizeof (Cache->Next) + CacheSize);
/* Link new cache buffer to head of list */
Cache->Next = AslGbl_StringCacheList;
AslGbl_StringCacheList = Cache;
/* Setup cache management pointers */
AslGbl_StringCacheNext = Cache->Buffer;
AslGbl_StringCacheLast = AslGbl_StringCacheNext + CacheSize;
}
AslGbl_StringCount++;
AslGbl_StringSize += Length;
Buffer = AslGbl_StringCacheNext;
AslGbl_StringCacheNext += Length;
return (Buffer);
}
/*******************************************************************************
*
* FUNCTION: UtParseOpCacheCalloc
*
* PARAMETERS: None
*
* RETURN: New parse op. Aborts on allocation failure
*
* DESCRIPTION: Allocate a new parse op for the parse tree. Bypass the local
* dynamic memory manager for performance reasons (This has a
* major impact on the speed of the compiler.)
*
******************************************************************************/
ACPI_PARSE_OBJECT *
UtParseOpCacheCalloc (
void)
{
ASL_CACHE_INFO *Cache;
if (AslGbl_ParseOpCacheNext >= AslGbl_ParseOpCacheLast)
{
/* Allocate a new buffer */
Cache = UtLocalCalloc (sizeof (Cache->Next) +
(sizeof (ACPI_PARSE_OBJECT) * ASL_PARSEOP_CACHE_SIZE));
/* Link new cache buffer to head of list */
Cache->Next = AslGbl_ParseOpCacheList;
AslGbl_ParseOpCacheList = Cache;
/* Setup cache management pointers */
AslGbl_ParseOpCacheNext = ACPI_CAST_PTR (ACPI_PARSE_OBJECT, Cache->Buffer);
AslGbl_ParseOpCacheLast = AslGbl_ParseOpCacheNext + ASL_PARSEOP_CACHE_SIZE;
}
AslGbl_ParseOpCount++;
return (AslGbl_ParseOpCacheNext++);
}
/*******************************************************************************
*
* FUNCTION: UtSubtableCacheCalloc - Data Table compiler
*
* PARAMETERS: None
*
* RETURN: Pointer to the buffer. Aborts on allocation failure
*
* DESCRIPTION: Allocate a subtable object buffer. Bypass the local
* dynamic memory manager for performance reasons (This has a
* major impact on the speed of the compiler.)
*
******************************************************************************/
DT_SUBTABLE *
UtSubtableCacheCalloc (
void)
{
ASL_CACHE_INFO *Cache;
if (AslGbl_SubtableCacheNext >= AslGbl_SubtableCacheLast)
{
/* Allocate a new buffer */
Cache = UtLocalCalloc (sizeof (Cache->Next) +
(sizeof (DT_SUBTABLE) * ASL_SUBTABLE_CACHE_SIZE));
/* Link new cache buffer to head of list */
Cache->Next = AslGbl_SubtableCacheList;
AslGbl_SubtableCacheList = Cache;
/* Setup cache management pointers */
AslGbl_SubtableCacheNext = ACPI_CAST_PTR (DT_SUBTABLE, Cache->Buffer);
AslGbl_SubtableCacheLast = AslGbl_SubtableCacheNext + ASL_SUBTABLE_CACHE_SIZE;
}
AslGbl_SubtableCount++;
return (AslGbl_SubtableCacheNext++);
}
/*******************************************************************************
*
* FUNCTION: UtFieldCacheCalloc - Data Table compiler
*
* PARAMETERS: None
*
* RETURN: Pointer to the buffer. Aborts on allocation failure
*
* DESCRIPTION: Allocate a field object buffer. Bypass the local
* dynamic memory manager for performance reasons (This has a
* major impact on the speed of the compiler.)
*
******************************************************************************/
DT_FIELD *
UtFieldCacheCalloc (
void)
{
ASL_CACHE_INFO *Cache;
if (AslGbl_FieldCacheNext >= AslGbl_FieldCacheLast)
{
/* Allocate a new buffer */
Cache = UtLocalCalloc (sizeof (Cache->Next) +
(sizeof (DT_FIELD) * ASL_FIELD_CACHE_SIZE));
/* Link new cache buffer to head of list */
Cache->Next = AslGbl_FieldCacheList;
AslGbl_FieldCacheList = Cache;
/* Setup cache management pointers */
AslGbl_FieldCacheNext = ACPI_CAST_PTR (DT_FIELD, Cache->Buffer);
AslGbl_FieldCacheLast =AslGbl_FieldCacheNext + ASL_FIELD_CACHE_SIZE;
}
AslGbl_FieldCount++;
return (AslGbl_FieldCacheNext++);
}
/*******************************************************************************
*
* FUNCTION: UtDeleteLocalCaches
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Delete all local cache buffer blocks
*
******************************************************************************/
void
UtDeleteLocalCaches (
void)
{
UINT32 BufferCount;
ASL_CACHE_INFO *Next;
/*
* Generic cache, arbitrary size allocations
*/
BufferCount = 0;
while (AslGbl_StringCacheList)
{
Next = AslGbl_StringCacheList->Next;
ACPI_FREE (AslGbl_StringCacheList);
AslGbl_StringCacheList = Next;
BufferCount++;
}
DbgPrint (ASL_DEBUG_OUTPUT,
"%u Strings (%u bytes), Buffer size: %u bytes, %u Buffers\n",
AslGbl_StringCount, AslGbl_StringSize, ASL_STRING_CACHE_SIZE, BufferCount);
/* Reset cache globals */
AslGbl_StringSize = 0;
AslGbl_StringCount = 0;
AslGbl_StringCacheNext = NULL;
AslGbl_StringCacheLast = NULL;
/*
* Parse Op cache
*/
BufferCount = 0;
while (AslGbl_ParseOpCacheList)
{
Next = AslGbl_ParseOpCacheList->Next;
ACPI_FREE (AslGbl_ParseOpCacheList);
AslGbl_ParseOpCacheList = Next;
BufferCount++;
}
DbgPrint (ASL_DEBUG_OUTPUT,
"%u ParseOps, Buffer size: %u ops (%u bytes), %u Buffers\n",
AslGbl_ParseOpCount, ASL_PARSEOP_CACHE_SIZE,
((UINT32) sizeof (ACPI_PARSE_OBJECT) * ASL_PARSEOP_CACHE_SIZE), BufferCount);
/* Reset cache globals */
AslGbl_ParseOpCount = 0;
AslGbl_ParseOpCacheNext = NULL;
AslGbl_ParseOpCacheLast = NULL;
AslGbl_ParseTreeRoot = NULL;
/*
* Table Compiler - Field cache
*/
BufferCount = 0;
while (AslGbl_FieldCacheList)
{
Next = AslGbl_FieldCacheList->Next;
ACPI_FREE (AslGbl_FieldCacheList);
AslGbl_FieldCacheList = Next;
BufferCount++;
}
DbgPrint (ASL_DEBUG_OUTPUT,
"%u Fields, Buffer size: %u fields (%u bytes), %u Buffers\n",
AslGbl_FieldCount, ASL_FIELD_CACHE_SIZE,
((UINT32) sizeof (DT_FIELD) * ASL_FIELD_CACHE_SIZE), BufferCount);
/* Reset cache globals */
AslGbl_FieldCount = 0;
AslGbl_FieldCacheNext = NULL;
AslGbl_FieldCacheLast = NULL;
/*
* Table Compiler - Subtable cache
*/
BufferCount = 0;
while (AslGbl_SubtableCacheList)
{
Next = AslGbl_SubtableCacheList->Next;
ACPI_FREE (AslGbl_SubtableCacheList);
AslGbl_SubtableCacheList = Next;
BufferCount++;
}
DbgPrint (ASL_DEBUG_OUTPUT,
"%u Subtables, Buffer size: %u subtables (%u bytes), %u Buffers\n",
AslGbl_SubtableCount, ASL_SUBTABLE_CACHE_SIZE,
((UINT32) sizeof (DT_SUBTABLE) * ASL_SUBTABLE_CACHE_SIZE), BufferCount);
/* Reset cache globals */
AslGbl_SubtableCount = 0;
AslGbl_SubtableCacheNext = NULL;
AslGbl_SubtableCacheLast = NULL;
}
Reference in New Issue View Git Blame Copy Permalink