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// Copyright 2008 Google Inc. 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.
#ifndef COMMON_DWARF_LINE_STATE_MACHINE_H__
#define COMMON_DWARF_LINE_STATE_MACHINE_H__
namespace dwarf2reader {
// This is the format of a DWARF2/3 line state machine that we process
// opcodes using. There is no need for anything outside the lineinfo
// processor to know how this works.
struct LineStateMachine {
void Reset(bool default_is_stmt) {
file_num = 1;
address = 0;
line_num = 1;
column_num = 0;
is_stmt = default_is_stmt;
basic_block = false;
end_sequence = false;
}
uint32 file_num;
uint64 address;
uint64 line_num;
uint32 column_num;
bool is_stmt; // stmt means statement.
bool basic_block;
bool end_sequence;
};
} // namespace dwarf2reader
#endif // COMMON_DWARF_LINE_STATE_MACHINE_H__
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