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56 lines
2.5 KiB
56 lines
2.5 KiB
16 years ago
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// Copyright 2006-2008 the V8 project authors. All rights reserved.
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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
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// disclaimer in the documentation and/or other materials provided
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// with the 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
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// from 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 V8_DISASSEMBLER_H_
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#define V8_DISASSEMBLER_H_
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namespace v8 { namespace internal {
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class Disassembler : public AllStatic {
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public:
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// Print the bytes in the interval [begin, end) into f.
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static void Dump(FILE* f, byte* begin, byte* end);
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// Decode instructions in the the interval [begin, end) and print the
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// code into f. Returns the number of bytes disassembled or 1 if no
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// instruction could be decoded.
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static int Decode(FILE* f, byte* begin, byte* end);
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// Decode instructions in code.
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static void Decode(FILE* f, Code* code);
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private:
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// Decode instruction at pc and print disassembled instruction into f.
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// Returns the instruction length in bytes, or 1 if the instruction could
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// not be decoded. The number of characters written is written into
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// the out parameter char_count.
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static int Decode(FILE* f, byte* pc, int* char_count);
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};
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} } // namespace v8::internal
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#endif // V8_DISASSEMBLER_H_
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