blob: 98da3fe446fed660f114bee54e8d9c769beebf20 [file] [log] [blame]
/*
This file is part of Callgrind, a Valgrind tool for call graph
profiling programs.
Copyright (C) 2002-2007, Josef Weidendorfer (Josef.Weidendorfer@gmx.de)
This tool is derived from and contains lot of code from Cachegrind
Copyright (C) 2002 Nicholas Nethercote (njn@valgrind.org)
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307, USA.
The GNU General Public License is contained in the file COPYING.
*/
#include "config.h" // for VG_PREFIX
#include "global.h"
/*------------------------------------------------------------*/
/*--- Function specific configuration options ---*/
/*------------------------------------------------------------*/
/* Special value for separate_callers: automatic = adaptive */
#define CONFIG_AUTO -1
#define CONFIG_DEFAULT -1
#define CONFIG_FALSE 0
#define CONFIG_TRUE 1
/* Logging configuration for a function */
struct _fn_config {
Int dump_before;
Int dump_after;
Int zero_before;
Int toggle_collect;
Int skip; /* Handle CALL to this function as JMP (= Skip)? */
Int group; /* don't change caller dependency inside group !=0 */
Int pop_on_jump;
Int separate_callers; /* separate logging dependent on caller */
Int separate_recursions; /* separate logging of rec. levels */
#if CLG_ENABLE_DEBUG
Int verbosity; /* Change debug verbosity level while in function */
#endif
};
/* Configurations for function name prefix patterns.
* Currently, only very limit patterns are possible:
* Exact prefix patterns and "*::" are allowed.
* E.g.
* - "abc" matches all functions starting with "abc".
* - "abc*::def" matches all functions starting with "abc" and
* starting with "def" after the first "::" separator.
* - "*::print(" matches C++ methods "print" in all classes
* without namespace. I.e. "*" doesn't match a "::".
*
* We build a trie from patterns, and for a given function, we
* go down the tree and apply all non-default configurations.
*/
#define NODE_DEGREE 30
/* node of compressed trie search structure */
typedef struct _config_node config_node;
struct _config_node {
Int length;
fn_config* config;
config_node* sub_node[NODE_DEGREE];
config_node* next;
config_node* wild_star;
config_node* wild_char;
Char name[1];
};
/* root of trie */
static config_node* fn_configs = 0;
static __inline__
fn_config* new_fnc(void)
{
fn_config* new = (fn_config*) CLG_MALLOC(sizeof(fn_config));
new->dump_before = CONFIG_DEFAULT;
new->dump_after = CONFIG_DEFAULT;
new->zero_before = CONFIG_DEFAULT;
new->toggle_collect = CONFIG_DEFAULT;
new->skip = CONFIG_DEFAULT;
new->pop_on_jump = CONFIG_DEFAULT;
new->group = CONFIG_DEFAULT;
new->separate_callers = CONFIG_DEFAULT;
new->separate_recursions = CONFIG_DEFAULT;
#if CLG_ENABLE_DEBUG
new->verbosity = CONFIG_DEFAULT;
#endif
return new;
}
static config_node* new_config(Char* name, int length)
{
int i;
config_node* node = (config_node*) CLG_MALLOC(sizeof(config_node) + length);
for(i=0;i<length;i++) {
if (name[i] == 0) break;
node->name[i] = name[i];
}
node->name[i] = 0;
node->length = length;
node->config = 0;
for(i=0;i<NODE_DEGREE;i++)
node->sub_node[i] = 0;
node->next = 0;
node->wild_char = 0;
node->wild_star = 0;
CLG_DEBUG(3, " new_config('%s', len %d)\n", node->name, length);
return node;
}
static __inline__
Bool is_wild(Char n)
{
return (n == '*') || (n == '?');
}
/* Recursively build up function matching tree (prefix tree).
* Returns function config object for pattern <name>
* and starting at tree node <*pnode>.
*
* Tree nodes (config_node) are created as needed,
* tree root is stored into <*pnode>, and the created
* leaf (fn_config) for the given pattern is returned.
*/
static fn_config* get_fnc2(config_node* node, Char* name)
{
config_node *new_sub, *n, *nprev;
int offset, len;
CLG_DEBUG(3, " get_fnc2(%p, '%s')\n", node, name);
if (name[0] == 0) {
if (!node->config) node->config = new_fnc();
return node->config;
}
if (is_wild(*name)) {
if (*name == '*') {
while(name[1] == '*') name++;
new_sub = node->wild_star;
}
else
new_sub = node->wild_char;
if (!new_sub) {
new_sub = new_config(name, 1);
if (*name == '*')
node->wild_star = new_sub;
else
node->wild_char = new_sub;
}
return get_fnc2( new_sub, name+1);
}
n = node->sub_node[ name[0]%NODE_DEGREE ];
nprev = 0;
len = 0;
while(n) {
for(len=0; name[len] == n->name[len]; len++);
if (len>0) break;
nprev = n;
n = n->next;
}
if (!n) {
len = 1;
while(name[len] && (!is_wild(name[len]))) len++;
new_sub = new_config(name, len);
new_sub->next = node->sub_node[ name[0]%NODE_DEGREE ];
node->sub_node[ name[0]%NODE_DEGREE ] = new_sub;
if (name[len] == 0) {
new_sub->config = new_fnc();
return new_sub->config;
}
/* recurse on wildcard */
return get_fnc2( new_sub, name+len);
}
if (len < n->length) {
/* split up the subnode <n> */
config_node *new_node;
int i;
new_node = new_config(n->name, len);
if (nprev)
nprev->next = new_node;
else
node->sub_node[ n->name[0]%NODE_DEGREE ] = new_node;
new_node->next = n->next;
new_node->sub_node[ n->name[len]%NODE_DEGREE ] = n;
for(i=0, offset=len; offset < n->length; i++, offset++)
n->name[i] = n->name[offset];
n->name[i] = 0;
n->length = i;
name += len;
offset = 0;
while(name[offset] && (!is_wild(name[offset]))) offset++;
new_sub = new_config(name, offset);
/* this sub_node of new_node could already be set: chain! */
new_sub->next = new_node->sub_node[ name[0]%NODE_DEGREE ];
new_node->sub_node[ name[0]%NODE_DEGREE ] = new_sub;
if (name[offset]==0) {
new_sub->config = new_fnc();
return new_sub->config;
}
/* recurse on wildcard */
return get_fnc2( new_sub, name+offset);
}
name += n->length;
if (name[0] == 0) {
/* name and node name are the same */
if (!n->config) n->config = new_fnc();
return n->config;
}
offset = 1;
while(name[offset] && (!is_wild(name[offset]))) offset++;
new_sub = new_config(name, offset);
new_sub->next = n->sub_node[ name[offset]%NODE_DEGREE ];
n->sub_node[ name[offset]%NODE_DEGREE ] = new_sub;
return get_fnc2(new_sub, name+offset);
}
static void print_config_node(int s, config_node* node)
{
config_node* n;
int i;
if (node != fn_configs) {
char sp[] = " ";
if (s>40) s=40;
VG_(printf)(sp+40-s);
VG_(printf)("'%s'/%d\n", node->name, node->length);
}
for(i=0;i<NODE_DEGREE;i++) {
n = node->sub_node[i];
while(n) {
print_config_node(s+1, n);
n = n->next;
}
}
if (node->wild_char) print_config_node(s+1, node->wild_char);
if (node->wild_star) print_config_node(s+1, node->wild_star);
}
/* get a function config for a name pattern (from command line) */
static fn_config* get_fnc(Char* name)
{
fn_config* fnc;
CLG_DEBUG(3, " +get_fnc(%s)\n", name);
if (fn_configs == 0)
fn_configs = new_config(name, 0);
fnc = get_fnc2(fn_configs, name);
CLG_DEBUGIF(3) {
CLG_DEBUG(3, " -get_fnc(%s):\n", name);
print_config_node(3, fn_configs);
}
return fnc;
}
static void update_fn_config1(fn_node* fn, fn_config* fnc)
{
if (fnc->dump_before != CONFIG_DEFAULT)
fn->dump_before = (fnc->dump_before == CONFIG_TRUE);
if (fnc->dump_after != CONFIG_DEFAULT)
fn->dump_after = (fnc->dump_after == CONFIG_TRUE);
if (fnc->zero_before != CONFIG_DEFAULT)
fn->zero_before = (fnc->zero_before == CONFIG_TRUE);
if (fnc->toggle_collect != CONFIG_DEFAULT)
fn->toggle_collect = (fnc->toggle_collect == CONFIG_TRUE);
if (fnc->skip != CONFIG_DEFAULT)
fn->skip = (fnc->skip == CONFIG_TRUE);
if (fnc->pop_on_jump != CONFIG_DEFAULT)
fn->pop_on_jump = (fnc->pop_on_jump == CONFIG_TRUE);
if (fnc->group != CONFIG_DEFAULT)
fn->group = fnc->group;
if (fnc->separate_callers != CONFIG_DEFAULT)
fn->separate_callers = fnc->separate_callers;
if (fnc->separate_recursions != CONFIG_DEFAULT)
fn->separate_recursions = fnc->separate_recursions;
#if CLG_ENABLE_DEBUG
if (fnc->verbosity != CONFIG_DEFAULT)
fn->verbosity = fnc->verbosity;
#endif
}
/* Recursively go down the function matching tree,
* looking for a match to <name>. For every matching leaf,
* <fn> is updated with the pattern config.
*/
static void update_fn_config2(fn_node* fn, Char* name, config_node* node)
{
config_node* n;
CLG_DEBUG(3, " update_fn_config2('%s', node '%s'): \n",
name, node->name);
if ((*name == 0) && node->config) {
CLG_DEBUG(3, "Found!\n");
update_fn_config1(fn, node->config);
return;
}
n = node->sub_node[ name[0]%NODE_DEGREE ];
while(n) {
if (VG_(strncmp)(name, n->name, n->length)==0) break;
n = n->next;
}
if (n) update_fn_config2(fn, name+n->length, n);
if (node->wild_char)
update_fn_config2(fn, name+1, node->wild_char);
if (node->wild_star) {
while(*name) {
update_fn_config2(fn, name, node->wild_star);
name++;
}
update_fn_config2(fn, name, node->wild_star);
}
}
/* Update function config according to configs of name prefixes */
void CLG_(update_fn_config)(fn_node* fn)
{
CLG_DEBUG(3, " update_fn_config('%s')\n", fn->name);
if (fn_configs)
update_fn_config2(fn, fn->name, fn_configs);
}
/*--------------------------------------------------------------------*/
/*--- Command line processing ---*/
/*--------------------------------------------------------------------*/
static Char* getUInt(Char* s, UInt* pn)
{
UInt n = 0;
while((*s >='0') && (*s <='9')) {
n = 10*n + (*s-'0');
s++;
}
if (pn) *pn = n;
return s;
}
__attribute__((unused))
static UWord getUWord(Char* s)
{
UWord n = 0;
Bool isHex = False;
if ((s[0] == '0') && (s[1] == 'x')) {
isHex = True;
s += 2;
}
if (!isHex) {
while((*s >='0') && (*s <='9')) {
n = 10*n + (*s-'0');
s++;
}
}
else {
while(1) {
if ((*s >='0') && (*s <='9')) {
n = 16*n + (*s-'0');
s++;
continue;
}
if ((*s >='a') && (*s <='f')) {
n = 16*n + (*s-'a'+10);
s++;
continue;
}
if ((*s >='A') && (*s <='F')) {
n = 16*n + (*s-'A'+10);
s++;
continue;
}
break;
}
}
return n;
}
Bool CLG_(process_cmd_line_option)(Char* arg)
{
if (0 == VG_(strcmp)(arg, "--skip-plt=yes"))
CLG_(clo).skip_plt = True;
else if (0 == VG_(strcmp)(arg, "--skip-plt=no"))
CLG_(clo).skip_plt = False;
else if (0 == VG_(strcmp)(arg, "--collect-jumps=yes"))
CLG_(clo).collect_jumps = True;
else if (0 == VG_(strcmp)(arg, "--collect-jumps=no"))
CLG_(clo).collect_jumps = False;
/* compatibility alias, deprecated option */
else if (0 == VG_(strcmp)(arg, "--trace-jump=yes"))
CLG_(clo).collect_jumps = True;
else if (0 == VG_(strcmp)(arg, "--trace-jump=no"))
CLG_(clo).collect_jumps = False;
else if (0 == VG_(strcmp)(arg, "--combine-dumps=yes"))
CLG_(clo).combine_dumps = True;
else if (0 == VG_(strcmp)(arg, "--combine-dumps=no"))
CLG_(clo).combine_dumps = False;
else if (0 == VG_(strcmp)(arg, "--collect-atstart=yes"))
CLG_(clo).collect_atstart = True;
else if (0 == VG_(strcmp)(arg, "--collect-atstart=no"))
CLG_(clo).collect_atstart = False;
else if (0 == VG_(strcmp)(arg, "--instr-atstart=yes"))
CLG_(clo).instrument_atstart = True;
else if (0 == VG_(strcmp)(arg, "--instr-atstart=no"))
CLG_(clo).instrument_atstart = False;
else if (0 == VG_(strcmp)(arg, "--separate-threads=yes"))
CLG_(clo).separate_threads = True;
else if (0 == VG_(strcmp)(arg, "--separate-threads=no"))
CLG_(clo).separate_threads = False;
else if (0 == VG_(strcmp)(arg, "--compress-strings=yes"))
CLG_(clo).compress_strings = True;
else if (0 == VG_(strcmp)(arg, "--compress-strings=no"))
CLG_(clo).compress_strings = False;
else if (0 == VG_(strcmp)(arg, "--compress-mangled=yes"))
CLG_(clo).compress_mangled = True;
else if (0 == VG_(strcmp)(arg, "--compress-mangled=no"))
CLG_(clo).compress_mangled = False;
else if (0 == VG_(strcmp)(arg, "--compress-pos=yes"))
CLG_(clo).compress_pos = True;
else if (0 == VG_(strcmp)(arg, "--compress-pos=no"))
CLG_(clo).compress_pos = False;
else if (0 == VG_(strncmp)(arg, "--fn-skip=", 10)) {
fn_config* fnc = get_fnc(arg+10);
fnc->skip = CONFIG_TRUE;
}
else if (0 == VG_(strncmp)(arg, "--dump-before=", 14)) {
fn_config* fnc = get_fnc(arg+14);
fnc->dump_before = CONFIG_TRUE;
}
else if (0 == VG_(strncmp)(arg, "--zero-before=", 14)) {
fn_config* fnc = get_fnc(arg+14);
fnc->zero_before = CONFIG_TRUE;
}
else if (0 == VG_(strncmp)(arg, "--dump-after=", 13)) {
fn_config* fnc = get_fnc(arg+13);
fnc->dump_after = CONFIG_TRUE;
}
else if (0 == VG_(strncmp)(arg, "--toggle-collect=", 17)) {
fn_config* fnc = get_fnc(arg+17);
fnc->toggle_collect = CONFIG_TRUE;
/* defaults to initial collection off */
CLG_(clo).collect_atstart = False;
}
else if (0 == VG_(strncmp)(arg, "--separate-recs=", 16))
CLG_(clo).separate_recursions = (Int)VG_(atoll)(&arg[16]);
/* change handling of a jump between functions to ret+call */
else if (0 == VG_(strcmp)(arg, "--pop-on-jump")) {
CLG_(clo).pop_on_jump = True;
}
else if (0 == VG_(strncmp)(arg, "--pop-on-jump=", 14)) {
fn_config* fnc = get_fnc(arg+14);
fnc->pop_on_jump = CONFIG_TRUE;
}
#if CLG_ENABLE_DEBUG
else if (0 == VG_(strncmp)(arg, "--ct-verbose=", 13))
CLG_(clo).verbose = (Int)VG_(atoll)(&arg[13]);
else if (0 == VG_(strncmp)(arg, "--ct-vstart=", 12))
CLG_(clo).verbose_start = (ULong)VG_(atoll)(&arg[12]);
else if (0 == VG_(strncmp)(arg, "--ct-verbose", 12)) {
UInt n;
fn_config* fnc;
Char* s = getUInt(arg+12, &n);
if ((n == 0) || *s != '=') return False;
fnc = get_fnc(s+1);
fnc->verbosity = n;
}
#endif
else if (0 == VG_(strncmp)(arg, "--separate-callers=", 19)) {
if (0 == VG_(strcmp)(arg+19, "auto"))
CLG_(clo).separate_callers = CONFIG_AUTO;
else
CLG_(clo).separate_callers = (Int)VG_(atoll)(&arg[19]);
}
else if (0 == VG_(strncmp)(arg, "--fn-group", 10)) {
UInt n;
fn_config* fnc;
Char* s = getUInt(arg+10, &n);
if ((n == 0) || *s != '=') return False;
fnc = get_fnc(s+1);
fnc->group = n;
}
else if (0 == VG_(strncmp)(arg, "--separate-callers", 18)) {
UInt n;
fn_config* fnc;
Char* s = getUInt(arg+18, &n);
if ((n == 0) || *s != '=') return False;
fnc = get_fnc(s+1);
fnc->separate_callers = n;
}
else if (0 == VG_(strncmp)(arg, "--separate-recs", 15)) {
UInt n;
fn_config* fnc;
Char* s = getUInt(arg+15, &n);
if ((n == 0) || *s != '=') return False;
fnc = get_fnc(s+1);
fnc->separate_recursions = n;
}
else if (0 == VG_(strncmp)(arg, "--base=", 7))
CLG_(clo).filename_base = VG_(strdup)(arg+7);
else if (0 == VG_(strcmp)(arg, "--mangle-names=yes"))
CLG_(clo).mangle_names = True;
else if (0 == VG_(strcmp)(arg, "--mangle-names=no"))
CLG_(clo).mangle_names = False;
else if (0 == VG_(strcmp)(arg, "--skip-direct-rec=yes"))
CLG_(clo).skip_direct_recursion = True;
else if (0 == VG_(strcmp)(arg, "--skip-direct-rec=no"))
CLG_(clo).skip_direct_recursion = False;
else if (0 == VG_(strcmp)(arg, "--dump-bbs=yes"))
CLG_(clo).dump_bbs = True;
else if (0 == VG_(strcmp)(arg, "--dump-bbs=no"))
CLG_(clo).dump_bbs = False;
else if (0 == VG_(strcmp)(arg, "--dump-line=yes"))
CLG_(clo).dump_line = True;
else if (0 == VG_(strcmp)(arg, "--dump-line=no"))
CLG_(clo).dump_line = False;
else if (0 == VG_(strcmp)(arg, "--dump-instr=yes"))
CLG_(clo).dump_instr = True;
else if (0 == VG_(strcmp)(arg, "--dump-instr=no"))
CLG_(clo).dump_instr = False;
else if (0 == VG_(strcmp)(arg, "--dump-bb=yes"))
CLG_(clo).dump_bb = True;
else if (0 == VG_(strcmp)(arg, "--dump-bb=no"))
CLG_(clo).dump_bb = False;
else if (0 == VG_(strncmp)(arg, "--dump-every-bb=", 16))
CLG_(clo).dump_every_bb = (ULong)VG_(atoll)(&arg[16]);
else if (0 == VG_(strcmp)(arg, "--collect-alloc=yes"))
CLG_(clo).collect_alloc = True;
else if (0 == VG_(strcmp)(arg, "--collect-alloc=no"))
CLG_(clo).collect_alloc = False;
else if (0 == VG_(strcmp)(arg, "--collect-systime=yes"))
CLG_(clo).collect_systime = True;
else if (0 == VG_(strcmp)(arg, "--collect-systime=no"))
CLG_(clo).collect_systime = False;
else if (0 == VG_(strcmp)(arg, "--simulate-cache=yes"))
CLG_(clo).simulate_cache = True;
else if (0 == VG_(strcmp)(arg, "--simulate-cache=no"))
CLG_(clo).simulate_cache = False;
else {
Bool isCachesimOption = (*CLG_(cachesim).parse_opt)(arg);
/* cache simulator is used if a simulator option is given */
if (isCachesimOption)
CLG_(clo).simulate_cache = True;
return isCachesimOption;
}
return True;
}
void CLG_(print_usage)(void)
{
VG_(printf)(
"\n dump creation options:\n"
" --base=<prefix> Prefix for profile files [" DEFAULT_DUMPNAME "]\n"
" --dump-line=no|yes Dump source lines of costs? [yes]\n"
" --dump-instr=no|yes Dump instruction address of costs? [no]\n"
" --compress-strings=no|yes Compress strings in profile dump? [yes]\n"
" --compress-pos=no|yes Compress positions in profile dump? [yes]\n"
" --combine-dumps=no|yes Concat all dumps into same file [no]\n"
#if CLG_EXPERIMENTAL
" --compress-events=no|yes Compress events in profile dump? [no]\n"
" --dump-bb=no|yes Dump basic block address of costs? [no]\n"
" --dump-bbs=no|yes Dump basic block info? [no]\n"
" --dump-skipped=no|yes Dump info on skipped functions in calls? [no]\n"
" --mangle-names=no|yes Mangle separation into names? [yes]\n"
#endif
"\n activity options (for interactivity use callgrind_control):\n"
" --dump-every-bb=<count> Dump every <count> basic blocks [0=never]\n"
" --dump-before=<func> Dump when entering function\n"
" --zero-before=<func> Zero all costs when entering function\n"
" --dump-after=<func> Dump when leaving function\n"
#if CLG_EXPERIMENTAL
" --dump-objs=no|yes Dump static object information [no]\n"
#endif
"\n data collection options:\n"
" --instr-atstart=no|yes Do instrumentation at callgrind start [yes]\n"
" --collect-atstart=no|yes Collect at process/thread start [yes]\n"
" --toggle-collect=<func> Toggle collection on enter/leave function\n"
" --collect-jumps=no|yes Collect jumps? [no]\n"
#if CLG_EXPERIMENTAL
" --collect-alloc=no|yes Collect memory allocation info? [no]\n"
#endif
" --collect-systime=no|yes Collect system call time info? [no]\n"
"\n cost entity separation options:\n"
" --separate-threads=no|yes Separate data per thread [no]\n"
" --separate-callers=<n> Separate functions by call chain length [0]\n"
" --separate-recs=<n> Separate function recursions upto level [2]\n"
" --skip-plt=no|yes Ignore calls to/from PLT sections? [yes]\n"
" --separate-recs<n>=<f> Separate <n> recursions for function <f>\n"
" --separate-callers<n>=<f> Separate <n> callers for function <f>\n"
" --skip-direct-rec=no|yes Ignore direct recursions? [yes]\n"
" --fn-skip=<function> Ignore calls to/from function?\n"
#if CLG_EXPERIMENTAL
" --fn-group<no>=<func> Put function into separation group <no>\n"
#endif
);
(*CLG_(cachesim).print_opts)();
// VG_(printf)("\n"
// " For full callgrind documentation, see\n"
// " "VG_PREFIX"/share/doc/callgrind/html/callgrind.html\n\n");
}
void CLG_(print_debug_usage)(void)
{
VG_(printf)(
#if CLG_ENABLE_DEBUG
" --ct-verbose=<level> Verbosity of standard debug output [0]\n"
" --ct-vstart=<BB number> Only be verbose after basic block [0]\n"
" --ct-verbose<level>=<func> Verbosity while in <func>\n"
#else
" (none)\n"
#endif
);
}
void CLG_(set_clo_defaults)(void)
{
/* Default values for command line arguments */
/* dump options */
CLG_(clo).filename_base = 0;
CLG_(clo).combine_dumps = False;
CLG_(clo).compress_strings = True;
CLG_(clo).compress_mangled = False;
CLG_(clo).compress_events = False;
CLG_(clo).compress_pos = True;
CLG_(clo).mangle_names = True;
CLG_(clo).dump_line = True;
CLG_(clo).dump_instr = False;
CLG_(clo).dump_bb = False;
CLG_(clo).dump_bbs = False;
CLG_(clo).dump_every_bb = 0;
/* Collection */
CLG_(clo).separate_threads = False;
CLG_(clo).collect_atstart = True;
CLG_(clo).collect_jumps = False;
CLG_(clo).collect_alloc = False;
CLG_(clo).collect_systime = False;
CLG_(clo).skip_plt = True;
CLG_(clo).separate_callers = 0;
CLG_(clo).separate_recursions = 2;
CLG_(clo).skip_direct_recursion = False;
/* Instrumentation */
CLG_(clo).instrument_atstart = True;
CLG_(clo).simulate_cache = False;
/* Call graph */
CLG_(clo).pop_on_jump = False;
#if CLG_ENABLE_DEBUG
CLG_(clo).verbose = 0;
CLG_(clo).verbose_start = 0;
#endif
}