Author: [email protected]
Date: Wed Feb 4 05:05:40 2009
New Revision: 1225
Modified:
branches/bleeding_edge/src/jsregexp.cc
Log:
Fix the not-at-start optimization to trigger on the V8 regexp benchmark.
Review URL: http://codereview.chromium.org/20040
Modified: branches/bleeding_edge/src/jsregexp.cc
==============================================================================
--- branches/bleeding_edge/src/jsregexp.cc (original)
+++ branches/bleeding_edge/src/jsregexp.cc Wed Feb 4 05:05:40 2009
@@ -2418,7 +2418,7 @@
RegExpCompiler* compiler,
int characters_filled_in,
bool not_at_start) {
- not_at_start = not_at_start || not_at_start_;
+ not_at_start = (not_at_start || not_at_start_);
int choice_count = alternatives_->length();
ASSERT(choice_count > 0);
alternatives_->at(0).node()->GetQuickCheckDetails(details,
@@ -3161,6 +3161,7 @@
new_trace.set_bound_checked_up_to(preload_characters);
}
new_trace.quick_check_performed()->Clear();
+ if (not_at_start_) new_trace.set_at_start(Trace::FALSE);
alt_gen->expects_preload = preload_is_current;
bool generate_full_check_inline = false;
if (FLAG_irregexp_optimization &&
@@ -3249,6 +3250,7 @@
Trace out_of_line_trace(*trace);
out_of_line_trace.set_characters_preloaded(preload_characters);
out_of_line_trace.set_quick_check_performed(&alt_gen->quick_check_details);
+ if (not_at_start_) out_of_line_trace.set_at_start(Trace::FALSE);
ZoneList<Guard*>* guards = alternative.guards();
int guard_count = (guards == NULL) ? 0 : guards->length();
if (next_expects_preload) {
--~--~---------~--~----~------------~-------~--~----~
v8-dev mailing list
[email protected]
http://groups.google.com/group/v8-dev
-~----------~----~----~----~------~----~------~--~---
