62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
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// Copyright 2008 Google Inc. All Rights Reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef COMMON_DWARF_LINE_STATE_MACHINE_H__
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#define COMMON_DWARF_LINE_STATE_MACHINE_H__
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namespace dwarf2reader {
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// This is the format of a DWARF2/3 line state machine that we process
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// opcodes using. There is no need for anything outside the lineinfo
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// processor to know how this works.
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struct LineStateMachine {
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void Reset(bool default_is_stmt) {
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file_num = 1;
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address = 0;
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line_num = 1;
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column_num = 0;
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is_stmt = default_is_stmt;
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basic_block = false;
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end_sequence = false;
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}
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uint32 file_num;
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uint64 address;
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uint32 line_num;
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uint32 column_num;
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bool is_stmt; // stmt means statement.
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bool basic_block;
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bool end_sequence;
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};
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} // namespace dwarf2reader
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#endif // COMMON_DWARF_LINE_STATE_MACHINE_H__
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