From eca8fc5427fae36404c8f3772f8ed4f2f36100ea Mon Sep 17 00:00:00 2001 From: patacongo Date: Fri, 4 Jan 2008 22:52:02 +0000 Subject: Pascal git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@485 42af7a65-404d-4744-a932-0658087f49c3 --- misc/pascal/libpoff/pfwdbgfunc.c | 173 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 misc/pascal/libpoff/pfwdbgfunc.c (limited to 'misc/pascal/libpoff/pfwdbgfunc.c') diff --git a/misc/pascal/libpoff/pfwdbgfunc.c b/misc/pascal/libpoff/pfwdbgfunc.c new file mode 100644 index 000000000..9f3b35d39 --- /dev/null +++ b/misc/pascal/libpoff/pfwdbgfunc.c @@ -0,0 +1,173 @@ +/********************************************************************** + * pfwdbgfunc.c + * + * Copyright (C) 2008 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its 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. + * + **********************************************************************/ + +/********************************************************************** + * Included Files + **********************************************************************/ + +#include +#include +#include +#include + +#include "keywords.h" /* Standard types */ +#include "pedefs.h" /* error code definitions */ + +#include "perr.h" /* error() */ +#include "pofflib.h" /* POFF library interface */ +#include "pfprivate.h" /* POFF private definitions */ + +/********************************************************************** + * Definitions + **********************************************************************/ + +/********************************************************************** + * Global Variables + **********************************************************************/ + +/********************************************************************** + * Private Variables + **********************************************************************/ + +/*********************************************************************** + * Private Function Prototypes + ***********************************************************************/ + +/*********************************************************************** + * Private Functions + ***********************************************************************/ + +static void poffCheckDebugFuncInfoAllocation(poffInfo_t *poffInfo) +{ + /* Check if we have allocated a line number buffer yet */ + + if (!poffInfo->debugFuncTable) + { + /* No, allocate it now */ + + poffInfo->debugFuncTable = (ubyte*) + malloc(INITIAL_DEBUGFUNC_TABLE_SIZE); + + if (!poffInfo->debugFuncTable) + { + fatal(eNOMEMORY); + } + + poffInfo->debugFuncSection.sh_size = 0; + poffInfo->debugFuncTableAlloc = INITIAL_DEBUGFUNC_TABLE_SIZE; + } +} + +/***********************************************************************/ + +static void poffCheckDebugFuncInfoReallocation(poffInfo_t *poffInfo, uint32 nparms) +{ + uint32 needed = sizeof(poffDebugFuncInfo_t) + nparms*sizeof(poffDebugArgInfo_t); + if (poffInfo->debugFuncSection.sh_size + needed > poffInfo->debugFuncTableAlloc) + { + uint32 newAlloc = + poffInfo->debugFuncTableAlloc + + DEBUGFUNC_TABLE_INCREMENT; + + void *tmp; + + /* Reallocate the line number buffer */ + + tmp = realloc(poffInfo->debugFuncTable, newAlloc); + if (!tmp) + { + fatal(eNOMEMORY); + } + + /* And set the new size */ + + poffInfo->debugFuncTableAlloc = newAlloc; + poffInfo->debugFuncTable = (ubyte*)tmp; + } +} + +/*********************************************************************** + * Public Functions + ***********************************************************************/ + +/***********************************************************************/ +/* Add a debug inforamtion to the debug func table. Returns the index + * associated with the line number entry in the line number table. + */ + +uint32 poffAddDebugFuncInfo(poffHandle_t handle, + poffLibDebugFuncInfo_t *pContainer) +{ + poffInfo_t *poffInfo = (poffInfo_t*)handle; + poffDebugFuncInfo_t *pFuncInfo; + poffDebugArgInfo_t *pArgInfo; + uint32 funcInfoIndex; + uint32 argInfoIndex; + int i; + + /* Verify that the debug info table has been allocated */ + + poffCheckDebugFuncInfoAllocation(poffInfo); + + /* Verify that the debug infotable is large enough to hold + * information about function + */ + + poffCheckDebugFuncInfoReallocation(poffInfo, pContainer->nparms); + + /* Save the information in the debug func info table */ + + funcInfoIndex = poffInfo->debugFuncSection.sh_size; + pFuncInfo = (poffDebugFuncInfo_t*)&poffInfo->debugFuncTable[funcInfoIndex]; + + pFuncInfo->df_value = pContainer->value; + pFuncInfo->df_size = pContainer->retsize; + pFuncInfo->df_nparms = pContainer->nparms; + + argInfoIndex = funcInfoIndex + sizeof(poffDebugFuncInfo_t); + for (i = 0; i < pContainer->nparms; i++) + { + pArgInfo = (poffDebugArgInfo_t*)&poffInfo->debugFuncTable[argInfoIndex]; + pArgInfo->da_size = pContainer->argsize[i]; + argInfoIndex += sizeof(poffDebugArgInfo_t); + } + + /* Set the new size of the debug func info table */ + + poffInfo->debugFuncSection.sh_size = argInfoIndex; + return funcInfoIndex; +} + +/***********************************************************************/ -- cgit v1.2.3