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// Copyright 2008-2009 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.

// A light-weight assembler for the Irregexp byte code.


#include "v8.h"
#include "ast.h"
#include "bytecodes-irregexp.h"

#ifndef V8_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_
#define V8_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_

namespace v8 {
namespace internal {

#ifndef V8_NATIVE_REGEXP

void RegExpMacroAssemblerIrregexp::Emit(uint32_t byte,
uint32_t twenty_four_bits) {
uint32_t word = ((twenty_four_bits << BYTECODE_SHIFT) | byte);
ASSERT(pc_ <= buffer_.length());
if (pc_ + 3 >= buffer_.length()) {
Expand();
}
*reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
pc_ += 4;
}


void RegExpMacroAssemblerIrregexp::Emit16(uint32_t word) {
ASSERT(pc_ <= buffer_.length());
if (pc_ + 1 >= buffer_.length()) {
Expand();
}
*reinterpret_cast<uint16_t*>(buffer_.start() + pc_) = word;
pc_ += 2;
}


void RegExpMacroAssemblerIrregexp::Emit32(uint32_t word) {
ASSERT(pc_ <= buffer_.length());
if (pc_ + 3 >= buffer_.length()) {
Expand();
}
*reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
pc_ += 4;
}

#endif // ! V8_NATIVE_REGEXP

} } // namespace v8::internal

#endif // V8_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_

Change log

r3030 by sgje...@chromium.org on Oct 7, 2009   Diff
Version 1.3.15

Expand the maximum size of the code space
to 512MB for 64-bit mode.

Fixed a crash bug happening when starting
profiling (issue http://crbug.com/23768).

Go to: 
Project members, sign in to write a code review

Older revisions

r3024 by sgje...@chromium.org on Oct 7, 2009   Diff
Version 1.3.6

Add support for forceful termination
of JavaScript execution.

...
r2949 by christian.plesner.hansen on Sep 22, 2009   Diff
Pushed 1.3.12 to trunk.

Review URL:
http://codereview.chromium.org/214051
r2866 by a...@chromium.org on Sep 9, 2009   Diff
Push version 1.3.10 to trunk.

Fixed profiler on Mac in 64-bit mode.

Optimized creation of objects from
...
All revisions of this file

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svn:mergeinfo
/branches/bleeding_edge/src/regexp-ma…025-3029
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