1 // Copyright 2010 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "src/v8.h" 6 7 #include "src/data-flow.h" 8 #include "src/scopes.h" 9 10 namespace v8 { 11 namespace internal { 12 13 #ifdef DEBUG Print()14void BitVector::Print() { 15 bool first = true; 16 PrintF("{"); 17 for (int i = 0; i < length(); i++) { 18 if (Contains(i)) { 19 if (!first) PrintF(","); 20 first = false; 21 PrintF("%d", i); 22 } 23 } 24 PrintF("}"); 25 } 26 #endif 27 28 Advance()29void BitVector::Iterator::Advance() { 30 current_++; 31 uint32_t val = current_value_; 32 while (val == 0) { 33 current_index_++; 34 if (Done()) return; 35 val = target_->data_[current_index_]; 36 current_ = current_index_ << 5; 37 } 38 val = SkipZeroBytes(val); 39 val = SkipZeroBits(val); 40 current_value_ = val >> 1; 41 } 42 43 } } // namespace v8::internal 44