v8/src/data-flow.cc
fschneider@chromium.org f20ff991f7 Remove unused AssignedVariableAnalyzer.
Not used in Crankshaft anymore.
Review URL: http://codereview.chromium.org/6849023

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7619 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2011-04-14 14:31:43 +00:00

67 lines
2.2 KiB
C++

// Copyright 2010 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "v8.h"
#include "data-flow.h"
#include "scopes.h"
namespace v8 {
namespace internal {
#ifdef DEBUG
void BitVector::Print() {
bool first = true;
PrintF("{");
for (int i = 0; i < length(); i++) {
if (Contains(i)) {
if (!first) PrintF(",");
first = false;
PrintF("%d", i);
}
}
PrintF("}");
}
#endif
void BitVector::Iterator::Advance() {
current_++;
uint32_t val = current_value_;
while (val == 0) {
current_index_++;
if (Done()) return;
val = target_->data_[current_index_];
current_ = current_index_ << 5;
}
val = SkipZeroBytes(val);
val = SkipZeroBits(val);
current_value_ = val >> 1;
}
} } // namespace v8::internal