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Using stncmp instead of strstr for callsite maching.

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dp%netscape.com 2002-04-19 21:51:03 +00:00
parent 297d88f665
commit 7cce01fbf0
1 changed files with 37 additions and 10 deletions
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47
tools/trace-malloc/spacecategory.c
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@ -361,7 +361,8 @@ int initCategories(STGlobals* g)
/* if we are in a rule acculumate */
if (inrule)
{
rule.pats[rule.npats++] = strdup(in);
rule.pats[rule.npats] = strdup(in);
rule.patlen[rule.npats++] = strlen(in);
}
else if (*in == '<')
{
@ -405,6 +406,7 @@ int initCategories(STGlobals* g)
memset(&rule, 0, sizeof(rule));
rule.categoryName = strdup("uncategorized");
rule.pats[0] = strdup("");
rule.patlen[0] = 0;
rule.npats = 1;
ProcessCategoryLeafRule(&rule, &g->mCategoryRoot, g);
@ -427,7 +429,7 @@ int callsiteMatchesRule(tmcallsite* aCallsite, STCategoryRule* aRule)
methodName = tmmethodnode_name(aCallsite->method);
if (!methodName)
return 0;
if (!*aRule->pats[patnum] || strstr(methodName, aRule->pats[patnum]))
if (!*aRule->pats[patnum] || !strncmp(methodName, aRule->pats[patnum], aRule->patlen[patnum]))
{
/* We have matched so far. Proceed up the stack and to the next pattern */
patnum++;
@ -460,6 +462,12 @@ int callsiteMatchesRule(tmcallsite* aCallsite, STCategoryRule* aRule)
return 0;
}
#ifdef DEBUG_dp
PRIntervalTime _gMatchTime = 0;
PRUint32 _gMatchCount = 0;
PRUint32 _gMatchRules = 0;
#endif
/*
** matchAllocation
**
@ -468,19 +476,30 @@ int callsiteMatchesRule(tmcallsite* aCallsite, STCategoryRule* aRule)
*/
STCategoryNode* matchAllocation(STGlobals* g, STAllocation* aAllocation)
{
#ifdef DEBUG_dp
PRIntervalTime start = PR_IntervalNow();
#endif
PRUint32 rulenum;
int patnum;
int pos, firstpos;
STCategoryNode* node;
STCategoryNode* node = NULL;
STCategoryRule* rule;
for (rulenum = 0; rulenum < g->mNRules; rulenum++)
{
#ifdef DEBUG_dp
_gMatchRules++;
#endif
rule = g->mCategoryRules[rulenum];
if (callsiteMatchesRule(aAllocation->mEvents[0].mCallsite, rule))
return rule->node;
{
node = rule->node;
break;
}
}
return NULL;
#ifdef DEBUG_dp
_gMatchCount++;
_gMatchTime += PR_IntervalNow() - start;
#endif
return node;
}
/*
@ -569,10 +588,15 @@ PRBool freeNodeRunProcessor(void* clientData, STCategoryNode* node)
#if defined(DEBUG_dp)
PRBool printNodeProcessor(void* clientData, STCategoryNode* node)
{
STCategoryNode* root = (STCategoryNode*) clientData;
if (node->nchildren)
fprintf(stderr, "%s [%d children]\n", node->categoryName, node->nchildren);
fprintf(stderr, "%-20s [%d children]\n", node->categoryName, node->nchildren);
else
fprintf(stderr, "%s [%d allocations]\n", node->categoryName, node->run ? node->run->mAllocationCount:0);
fprintf(stderr, "%-20s [ %7d allocations, %7d size, %4.1f%% ]\n", node->categoryName,
node->run ? node->run->mStats.mCompositeCount:0,
node->run ? node->run->mStats.mSize:0,
node->run ? ((double)node->run->mStats.mSize / root->run->mStats.mSize * 100):0
);
return PR_TRUE;
}
@ -724,9 +748,12 @@ int categorizeRun(const STRun* aRun, STGlobals* g)
g->mCategoryRoot.categoryName = ST_ROOT_CATEGORY_NAME;
#if defined(DEBUG_dp)
walkTree(&g->mCategoryRoot, printNodeProcessor, NULL, 0);
walkTree(&g->mCategoryRoot, printNodeProcessor, &g->mCategoryRoot, 0);
fprintf(stderr, "DEBUG: categorizing ends: %dms [%d rules, %d allocations]\n",
PR_IntervalToMilliseconds(PR_IntervalNow() - start), g->mNRules, aRun->mAllocationCount);
fprintf(stderr, "DEBUG: match : %dms [%d calls, %d rule-compares]\n",
PR_IntervalToMilliseconds(_gMatchTime),
_gMatchCount, _gMatchRules);
#endif
return 0;