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Performance enhancement: Local "cache" of parse nodes.

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date	2001.05.11.17.22.00;	author rmoore1;	state Exp;
This commit is contained in:
aystarik 2005-06-29 16:12:31 +00:00
parent 6d57bd4ae5
commit 612ad11edb
2 changed files with 43 additions and 11 deletions
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34
source/compiler/asltree.c
View File

@ -2,7 +2,7 @@
/******************************************************************************
*
* Module Name: asltree - parse tree management
* $Revision: 1.29 $
* $Revision: 1.30 $
*
*****************************************************************************/
@ -122,6 +122,36 @@
#define _COMPONENT ACPI_COMPILER
MODULE_NAME ("asltree")
/*******************************************************************************
*
* FUNCTION: TrGetNextNode
*
* PARAMETERS: None
*
* RETURN: New parse node. Aborts on allocation failure
*
* DESCRIPTION: Allocate a new parse node for the parse tree. Bypass the local
* dynamic memory manager for performance reasons (This has a
* major impact on the speed of the compiler.)
*
******************************************************************************/
ASL_PARSE_NODE *
TrGetNextNode (void)
{
if (Gbl_NodeCacheNext >= Gbl_NodeCacheLast)
{
Gbl_NodeCacheNext = UtLocalCalloc (sizeof (ASL_PARSE_NODE) * ASL_NODE_CACHE_SIZE);
Gbl_NodeCacheLast = Gbl_NodeCacheNext + ASL_NODE_CACHE_SIZE;
}
return (Gbl_NodeCacheNext++);
}
/*******************************************************************************
*
* FUNCTION: TrAllocateNode
@ -141,7 +171,7 @@ TrAllocateNode (
ASL_PARSE_NODE *Node;
Node = UtLocalCalloc (sizeof (ASL_PARSE_NODE));
Node = TrGetNextNode ();
Node->ParseOpcode = (UINT16) ParseOpcode;
Node->Filename = Gbl_Files[ASL_FILE_INPUT].Filename;

20
source/compiler/aslutils.c
View File

@ -2,7 +2,7 @@
/******************************************************************************
*
* Module Name: aslutils -- compiler utilities
* $Revision: 1.29 $
* $Revision: 1.32 $
*
*****************************************************************************/
@ -130,7 +130,6 @@ extern const char * const yytname[];
#endif
/*******************************************************************************
*
* FUNCTION: UtLocalCalloc
@ -152,7 +151,7 @@ UtLocalCalloc (
void *Allocated;
Allocated = AcpiCmCallocate (Size);
Allocated = AcpiUtCallocate (Size);
if (!Allocated)
{
AslCommonError (ASL_ERROR, ASL_MSG_MEMORY_ALLOCATION,
@ -162,6 +161,9 @@ UtLocalCalloc (
exit (1);
}
TotalAllocations++;
TotalAllocated += Size;
return Allocated;
}
@ -340,20 +342,20 @@ UtDisplaySummary (
{
FlPrintFile (FileId,
FlPrintFile (FileId,
"Compilation complete. %d Errors %d Warnings\n",
Gbl_ExceptionCount[ASL_ERROR], Gbl_ExceptionCount[ASL_WARNING]);
FlPrintFile (FileId,
FlPrintFile (FileId,
"ASL Input: %s - %d lines, %d bytes, %d keywords\n",
Gbl_Files[ASL_FILE_INPUT].Filename, Gbl_CurrentLineNumber,
Gbl_Files[ASL_FILE_INPUT].Filename, Gbl_CurrentLineNumber,
Gbl_InputByteCount, TotalKeywords);
if ((Gbl_ExceptionCount[ASL_ERROR] == 0) || (Gbl_IgnoreErrors))
{
FlPrintFile (FileId,
FlPrintFile (FileId,
"AML Output: %s - %d bytes %d named objects %d executable opcodes\n\n",
Gbl_Files[ASL_FILE_AML_OUTPUT].Filename, Gbl_TableLength,
Gbl_Files[ASL_FILE_AML_OUTPUT].Filename, Gbl_TableLength,
TotalNamedObjects, TotalExecutableOpcodes);
}
}
@ -402,7 +404,7 @@ UtCheckIntegerRange (
{
sprintf (Buffer, "%s 0x%X-0x%X", ParseError, LowValue, HighValue);
AslCompilererror (Buffer);
AcpiCmFree (Node);
AcpiUtFree (Node);
return NULL;
}