//// Copyright (c) 2002 Xilinx, Inc.  All rights reserved. // Xilinx, Inc. //// XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A // COURTESY TO YOU.  BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS // ONE POSSIBLE   IMPLEMENTATION OF THIS FEATURE, APPLICATION OR // STANDARD, XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION // IS FREE FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE // FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION. // XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO // THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO // ANY WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE // FROM CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY // AND FITNESS FOR A PARTICULAR PURPOSE. //// $Id: profile_cg.c,v 1.2.4.1 2005/01/26 16:54:50 rajn Exp $//#include "mblaze_nt_types.h"#include "profile.h"#include "_profile_timer_hw.h"/* * The mcount fucntion is excluded from the library, if the user defines * PROFILE_NO_GRAPH. */#ifndef PROFILE_NO_GRAPH#include <stdio.h>#include <stdlib.h>#include <string.h>extern struct gmonparam *_gmonparam;void mcount( unsigned long frompc, unsigned long selfpc ){	register struct gmonparam *p;	register long toindex, fromindex;	int i, j;	disable_timer();	//print("CG: "); putnum(frompc); print("->"); putnum(selfpc); print("\r\n");	// check that frompcindex is a reasonable pc value.	// for example:	signal catchers get called from the stack,	//		not from text space.  too bad.	//	for(j = 0; j < n_gmon_sections; j++ ){		if((frompc >= _gmonparam[j].lowpc) && (frompc < _gmonparam[j].highpc)) {			p = &_gmonparam[j];			break;		}	}	if( j == n_gmon_sections )		goto done;#ifdef PROFILE_NO_FUNCPTR	fromindex = searchpc( p->cgtable, p->cgtable_size, frompc ) ;	if( fromindex == -1 ) {		fromindex = p->cgtable_size ;		p->cgtable_size++ ;		p->cgtable[fromindex].frompc = frompc ;		p->cgtable[fromindex].selfpc = selfpc ;		p->cgtable[fromindex].count = 1 ;		goto done ;	}	p->cgtable[fromindex].count++ ;#else	fromindex = searchpc( p->froms, p->fromssize, frompc ) ;	if( fromindex == -1 ) {		fromindex = p->fromssize ;		p->fromssize++ ;		//if( fromindex >= N_FROMS ) {		//print("Error : From PC table overflow\r\n") ;		//goto overflow ;		//}		p->froms[fromindex].frompc = frompc ;		p->froms[fromindex].link = -1 ;	}else {		toindex = p->froms[fromindex].link ;		while(toindex != -1) {			toindex = (p->tossize - toindex)-1 ;			if( p->tos[toindex].selfpc == selfpc ) {				p->tos[toindex].count++ ;				goto done ;			}			toindex = p->tos[toindex].link ;		}	}		//if( toindex == -1 ) {	p->tos-- ;	p->tossize++ ;	//if( toindex >= N_TOS ) {	//print("Error : To PC table overflow\r\n") ;	//goto overflow ;	//}	p->tos[0].selfpc = selfpc ;	p->tos[0].count = 1 ;	p->tos[0].link = p->froms[fromindex].link ;	p->froms[fromindex].link = p->tossize-1 ;#endif done:	p->state = GMON_PROF_ON;	goto enable_timer ; overflow:	p->state = GMON_PROF_ERROR; enable_timer:	enable_timer();	return ;	}#ifdef PROFILE_NO_FUNCPTRint searchpc( struct fromto_struct *cgtable, int cgtable_size, unsigned long frompc ){	int index = 0 ;		while( (index < cgtable_size) && (cgtable[index].frompc != frompc) ){		index++ ;	}	if( index == cgtable_size )		return -1 ;	else 		return index ;}#elseint searchpc( struct fromstruct *froms, int fromssize, unsigned long frompc ){	int index = 0 ;		while( (index < fromssize) && (froms[index].frompc != frompc) ){		index++ ;	}	if( index == fromssize )		return -1 ;	else 		return index ;}#endif		/* PROFILE_NO_FUNCPTR */#endif		/* PROFILE_NO_GRAPH */