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performance work, got rid of some bad assumptions re. dictionary

This commit is contained in:
gorhill 2014-07-07 22:09:29 -04:00
parent 1abf304e45
commit c837f32fa7
2 changed files with 107 additions and 142 deletions
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172
js/abp-filters.js
View File

@ -731,7 +731,9 @@ var badTokens = {
'images': true,
'img': true,
'js': true,
'net': true,
'news': true,
'social': true,
'www': true
};
@ -1011,15 +1013,7 @@ var FilterContainer = function() {
// Used during URL matching
this.reAnyToken = /[%0-9a-z]+/g;
this.matches = null;
this.bucket0 = undefined;
this.bucket1 = undefined;
this.bucket2 = undefined;
this.bucket3 = undefined;
this.bucket4 = undefined;
this.bucket5 = undefined;
this.bucket6 = undefined;
this.bucket7 = undefined;
this.buckets = new Array(8);
};
/******************************************************************************/
@ -1188,9 +1182,7 @@ FilterContainer.prototype.addFilter = function(parsed) {
FilterContainer.prototype.addFilterEntry = function(filter, parsed, party, tokenBeg, tokenEnd) {
var s = parsed.f;
var prefixKey = trimChar(s.substring(tokenBeg - 1, tokenBeg), '*');
var suffixKey = trimChar(s.substring(tokenEnd, tokenEnd + 1), '*');
var tokenKey = prefixKey + s.slice(tokenBeg, tokenEnd) + suffixKey;
var tokenKey = s.slice(tokenBeg, tokenEnd);
if ( parsed.types.length === 0 ) {
this.addToCategory(parsed.action | AnyType | party, tokenKey, filter);
return;
@ -1240,7 +1232,7 @@ FilterContainer.prototype.reset = function() {
/******************************************************************************/
FilterContainer.prototype.freeze = function() {
// histogram('allFilters', this.categories);
//histogram('allFilters', this.categories);
this.blockedAnyPartyHostnames.freeze();
this.blocked3rdPartyHostnames.freeze();
this.duplicates = {};
@ -1249,76 +1241,72 @@ FilterContainer.prototype.freeze = function() {
/******************************************************************************/
FilterContainer.prototype.matchToken = function(bucket) {
FilterContainer.prototype.matchTokens = function() {
var url = this.url;
var beg = this.matches.index;
var end = this.reAnyToken.lastIndex;
var re = this.reAnyToken;
var matches, beg, token;
var buckets = this.buckets;
var bucket0 = buckets[0];
var bucket1 = buckets[1];
var bucket2 = buckets[2];
var bucket3 = buckets[3];
var bucket4 = buckets[4];
var bucket5 = buckets[5];
var bucket6 = buckets[6];
var bucket7 = buckets[7];
var f;
if ( end !== url.length ) {
if ( beg !== 0 ) {
f = bucket[url.slice(beg-1, end+1)];
re.lastIndex = 0;
while ( matches = re.exec(url) ) {
beg = matches.index;
token = url.slice(beg, re.lastIndex);
if ( bucket0 !== undefined ) {
f = bucket0[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
f = bucket[url.slice(beg, end+1)];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
if ( bucket1 !== undefined ) {
f = bucket1[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
}
if ( beg !== 0 ) {
f = bucket[url.slice(beg-1, end)];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
if ( bucket2 !== undefined ) {
f = bucket2[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
}
f = bucket[url.slice(beg, end)];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
return false;
};
/******************************************************************************/
FilterContainer.prototype.matchTokens = function() {
var url = this.url;
var re = this.reAnyToken;
var r;
re.lastIndex = 0;
while ( this.matches = re.exec(url) ) {
if ( this.bucket0 ) {
r = this.matchToken(this.bucket0);
if ( r !== false ) { return r; }
if ( bucket3 !== undefined ) {
f = bucket3[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
if ( this.bucket1 ) {
r = this.matchToken(this.bucket1);
if ( r !== false ) { return r; }
if ( bucket4 !== undefined ) {
f = bucket4[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
if ( this.bucket2 ) {
r = this.matchToken(this.bucket2);
if ( r !== false ) { return r; }
if ( bucket5 !== undefined ) {
f = bucket5[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
if ( this.bucket3 ) {
r = this.matchToken(this.bucket3);
if ( r !== false ) { return r; }
if ( bucket6 !== undefined ) {
f = bucket6[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
if ( this.bucket4 ) {
r = this.matchToken(this.bucket4);
if ( r !== false ) { return r; }
}
if ( this.bucket5 ) {
r = this.matchToken(this.bucket5);
if ( r !== false ) { return r; }
}
if ( this.bucket6 ) {
r = this.matchToken(this.bucket6);
if ( r !== false ) { return r; }
}
if ( this.bucket7 ) {
r = this.matchToken(this.bucket7);
if ( r !== false ) { return r; }
if ( bucket7 !== undefined ) {
f = bucket7[token];
if ( f !== undefined && f.match(url, beg) !== false ) {
return f.s;
}
}
}
return false;
@ -1410,9 +1398,6 @@ FilterContainer.prototype.matchString = function(pageDetails, url, requestType,
var party = requestHostname.slice(-pageDomain.length) === pageDomain ?
FirstParty :
ThirdParty;
var domainParty = this.toDomainBits(pageDomain);
var type = typeNameToTypeValue[requestType];
var categories = this.categories;
// Test hostname-based block filters
var br = this.matchAnyPartyHostname(requestHostname);
@ -1423,17 +1408,21 @@ FilterContainer.prototype.matchString = function(pageDetails, url, requestType,
// This will be used by hostname-based filters
pageHostname = pageDetails.pageHostname || '';
var domainParty = this.toDomainBits(pageDomain);
var type = typeNameToTypeValue[requestType];
var categories = this.categories;
var buckets = this.buckets;
// Test against block filters
if ( br === false ) {
this.bucket0 = categories[this.makeCategoryKey(BlockAnyTypeAnyParty)];
this.bucket1 = categories[this.makeCategoryKey(BlockAnyType | party)];
this.bucket2 = categories[this.makeCategoryKey(BlockAnyTypeOneParty | domainParty)];
this.bucket3 = categories[this.makeCategoryKey(BlockAnyTypeOtherParties)];
this.bucket4 = categories[this.makeCategoryKey(BlockAnyParty | type)];
this.bucket5 = categories[this.makeCategoryKey(BlockAction | type | party)];
this.bucket6 = categories[this.makeCategoryKey(BlockOneParty | type | domainParty)];
this.bucket7 = categories[this.makeCategoryKey(BlockOtherParties | type)];
buckets[0] = categories[this.makeCategoryKey(BlockAnyTypeAnyParty)];
buckets[1] = categories[this.makeCategoryKey(BlockAnyType | party)];
buckets[2] = categories[this.makeCategoryKey(BlockAnyTypeOneParty | domainParty)];
buckets[3] = categories[this.makeCategoryKey(BlockAnyTypeOtherParties)];
buckets[4] = categories[this.makeCategoryKey(BlockAnyParty | type)];
buckets[5] = categories[this.makeCategoryKey(BlockAction | type | party)];
buckets[6] = categories[this.makeCategoryKey(BlockOneParty | type | domainParty)];
buckets[7] = categories[this.makeCategoryKey(BlockOtherParties | type)];
br = this.matchTokens();
}
@ -1443,15 +1432,14 @@ FilterContainer.prototype.matchString = function(pageDetails, url, requestType,
}
// Test against allow filters
this.bucket0 = categories[this.makeCategoryKey(AllowAnyTypeAnyParty)];
this.bucket1 = categories[this.makeCategoryKey(AllowAnyType | party)];
this.bucket2 = categories[this.makeCategoryKey(AllowAnyTypeOneParty | domainParty)];
this.bucket3 = categories[this.makeCategoryKey(AllowAnyTypeOtherParties | domainParty)];
this.bucket4 = categories[this.makeCategoryKey(AllowAnyParty | type)];
this.bucket5 = categories[this.makeCategoryKey(AllowAction | type | party)];
this.bucket6 = categories[this.makeCategoryKey(AllowOneParty | type | domainParty)];
this.bucket7 = categories[this.makeCategoryKey(AllowOtherParties | type | domainParty)];
buckets[0] = categories[this.makeCategoryKey(AllowAnyTypeAnyParty)];
buckets[1] = categories[this.makeCategoryKey(AllowAnyType | party)];
buckets[2] = categories[this.makeCategoryKey(AllowAnyTypeOneParty | domainParty)];
buckets[3] = categories[this.makeCategoryKey(AllowAnyTypeOtherParties | domainParty)];
buckets[4] = categories[this.makeCategoryKey(AllowAnyParty | type)];
buckets[5] = categories[this.makeCategoryKey(AllowAction | type | party)];
buckets[6] = categories[this.makeCategoryKey(AllowOneParty | type | domainParty)];
buckets[7] = categories[this.makeCategoryKey(AllowOtherParties | type | domainParty)];
var ar = this.matchTokens();
if ( ar !== false ) {
return '@@' + ar;

77
js/profiler.js
View File

@ -22,61 +22,38 @@
/******************************************************************************/
var quickProfiler = (function() {
/******************************************************************************/
var timer = performance;
var time = 0;
var count = -3;
var tstart = 0;
var lastlog = timer.now();
var prompt = '';
/******************************************************************************/
var reset = function() {
time = 0;
count = -3;
tstart = 0;
};
/******************************************************************************/
var avg = function() {
return count > 0 ? time / count : 0;
};
/******************************************************************************/
var start = function(s) {
prompt = s || '';
tstart = timer.now();
};
/******************************************************************************/
var stop = function() {
count += 1;
if ( count > 0 ) {
var timer = performance;
var time = 0;
var count = 0;
var tstart = 0;
var lastlog = timer.now();
var prompt = '';
var reset = function() {
time = 0;
count = 0;
tstart = 0;
};
var avg = function() {
return count > 0 ? time / count : 0;
};
var start = function(s) {
prompt = s || '';
tstart = timer.now();
};
var stop = function() {
var now = timer.now();
count += 1;
time += (now - tstart);
if ( (now - lastlog) > 10000 ) {
console.log('µBlock() > %s: %s ms', prompt, avg().toFixed(3));
console.log('µBlock() > %s: %s ms (%d samples)', prompt, avg().toFixed(3), count);
lastlog = now;
}
}
};
/******************************************************************************/
return {
reset: reset,
start: start,
stop: stop
};
/******************************************************************************/
};
return {
reset: reset,
start: start,
stop: stop
};
})();
/******************************************************************************/