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Fail* directories reorganized, Code-cleanup (-> coding-style), Typos+comments fixed.

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1321 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
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adrian
2012-06-08 20:09:43 +00:00
parent d474a5b952
commit 2575604b41
866 changed files with 1848 additions and 1879 deletions
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simulators/bochs/instrument/example2/instrument.cc Executable file
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/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2009 Stanislav Shwartsman
// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include <assert.h>
#include "bochs.h"
#include "cpu/cpu.h"
struct bx_instr_ia_stats {
bx_bool active;
Bit32u ia_cnt[BX_IA_LAST];
Bit32u total_cnt;
Bit32u interrupts;
Bit32u exceptions;
} *ia_stats;
static logfunctions *instrument_log = new logfunctions ();
#define LOG_THIS instrument_log->
void bx_instr_initialize(unsigned cpu)
{
assert(cpu < BX_SMP_PROCESSORS);
if (ia_stats == NULL)
ia_stats = new bx_instr_ia_stats[BX_SMP_PROCESSORS];
ia_stats[cpu].active = 0;
fprintf(stderr, "Initialize cpu %d instrumentation module\n", cpu);
}
void bx_instr_reset(unsigned cpu, unsigned type)
{
ia_stats[cpu].active = 1;
ia_stats[cpu].total_cnt = 0;
for(int n=0; n < BX_IA_LAST; n++)
ia_stats[cpu].ia_cnt[n] = 0;
ia_stats[cpu].interrupts = ia_stats[cpu].exceptions = 0;
}
void bx_instr_interrupt(unsigned cpu, unsigned vector)
{
if(ia_stats[cpu].active) ia_stats[cpu].interrupts++;
}
void bx_instr_exception(unsigned cpu, unsigned vector, unsigned error_code)
{
if(ia_stats[cpu].active) ia_stats[cpu].exceptions++;
}
void bx_instr_hwinterrupt(unsigned cpu, unsigned vector, Bit16u cs, bx_address eip)
{
if(ia_stats[cpu].active) ia_stats[cpu].interrupts++;
}
#define IA_CNT_DUMP_THRESHOLD 100000000 /* 100M */
void bx_instr_before_execution(unsigned cpu, bxInstruction_c *i)
{
if(ia_stats[cpu].active) {
ia_stats[cpu].ia_cnt[i->getIaOpcode()]++;
ia_stats[cpu].total_cnt++;
if (ia_stats[cpu].total_cnt > IA_CNT_DUMP_THRESHOLD) {
printf("Dump IA stats for CPU %d\n", cpu);
printf("----------------------------------------------------------\n");
printf("Interrupts: %d, Exceptions: %d\n", ia_stats[cpu].interrupts, ia_stats[cpu].exceptions);
for (int n=0;n < BX_IA_LAST; n++) {
if (ia_stats[cpu].ia_cnt[n] > 0) {
printf("%s: %f%%\n", get_bx_opcode_name(n), ia_stats[cpu].ia_cnt[n] * 100.0 / ia_stats[cpu].total_cnt);
ia_stats[cpu].ia_cnt[n] = 0;
}
}
ia_stats[cpu].interrupts = ia_stats[cpu].exceptions = ia_stats[cpu].total_cnt = 0;
}
}
}