| /****************************************************************************** |
| * |
| * Module Name: aslcache -- Local cache support for iASL |
| * |
| *****************************************************************************/ |
| |
| /* |
| * Copyright (C) 2000 - 2020, Intel Corp. |
| * All rights reserved. |
| * |
| * 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. |
| * |
| * NO WARRANTY |
| * 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 MERCHANTIBILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. |
| */ |
| |
| #include "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; |
| } |