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Side by Side Diff: src/jump-target-heavy-inl.h

Issue 1164002: Split the virtual frame into heavy and light versions.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 9 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28 #ifndef V8_JUMP_TARGET_HEAVY_INL_H_
29 #define V8_JUMP_TARGET_HEAVY_INL_H_
30
31 #include "virtual-frame-inl.h"
32
33 namespace v8 {
34 namespace internal {
35
36 void JumpTarget::InitializeEntryElement(int index, FrameElement* target) {
37 FrameElement* element = &entry_frame_->elements_[index];
38 element->clear_copied();
39 if (target->is_register()) {
40 entry_frame_->set_register_location(target->reg(), index);
41 } else if (target->is_copy()) {
42 entry_frame_->elements_[target->index()].set_copied();
43 }
44 if (direction_ == BIDIRECTIONAL && !target->is_copy()) {
45 element->set_number_info(NumberInfo::Unknown());
46 }
47 }
48
49 } } // namespace v8::internal
50
51 #endif // V8_JUMP_TARGET_HEAVY_INL_H_
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