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Steve Block44f0eee2011-05-26 01:26:41 +01001// Copyright 2011 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#include "v8.h"
29
30#include "codegen.h"
31#include "deoptimizer.h"
32#include "full-codegen.h"
33#include "safepoint-table.h"
34
Ben Murdoch85b71792012-04-11 18:30:58 +010035// Note: this file was taken from the X64 version. ARM has a partially working
36// lithium implementation, but for now it is not ported to mips.
37
Steve Block44f0eee2011-05-26 01:26:41 +010038namespace v8 {
39namespace internal {
40
41
Ben Murdoch85b71792012-04-11 18:30:58 +010042const int Deoptimizer::table_entry_size_ = 10;
43
44
Steve Block44f0eee2011-05-26 01:26:41 +010045int Deoptimizer::patch_size() {
Ben Murdoch85b71792012-04-11 18:30:58 +010046 const int kCallInstructionSizeInWords = 3;
Steve Block44f0eee2011-05-26 01:26:41 +010047 return kCallInstructionSizeInWords * Assembler::kInstrSize;
48}
49
50
51void Deoptimizer::DeoptimizeFunction(JSFunction* function) {
Ben Murdoch85b71792012-04-11 18:30:58 +010052 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010053}
54
55
Ben Murdoch85b71792012-04-11 18:30:58 +010056void Deoptimizer::PatchStackCheckCodeAt(Address pc_after,
Steve Block44f0eee2011-05-26 01:26:41 +010057 Code* check_code,
58 Code* replacement_code) {
Ben Murdoch85b71792012-04-11 18:30:58 +010059 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010060}
61
62
Ben Murdoch85b71792012-04-11 18:30:58 +010063void Deoptimizer::RevertStackCheckCodeAt(Address pc_after,
Steve Block44f0eee2011-05-26 01:26:41 +010064 Code* check_code,
65 Code* replacement_code) {
Ben Murdoch85b71792012-04-11 18:30:58 +010066 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010067}
68
69
70void Deoptimizer::DoComputeOsrOutputFrame() {
Ben Murdoch85b71792012-04-11 18:30:58 +010071 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010072}
73
74
Ben Murdoch85b71792012-04-11 18:30:58 +010075void Deoptimizer::DoComputeFrame(TranslationIterator* iterator,
76 int frame_index) {
77 UNIMPLEMENTED();
Ben Murdochc7cc0282012-03-05 14:35:55 +000078}
79
80
Ben Murdoch3fb3ca82011-12-02 17:19:32 +000081void Deoptimizer::FillInputFrame(Address tos, JavaScriptFrame* frame) {
Ben Murdoch85b71792012-04-11 18:30:58 +010082 UNIMPLEMENTED();
Ben Murdoch3fb3ca82011-12-02 17:19:32 +000083}
84
85
Steve Block44f0eee2011-05-26 01:26:41 +010086void Deoptimizer::EntryGenerator::Generate() {
Ben Murdoch85b71792012-04-11 18:30:58 +010087 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010088}
89
90
91void Deoptimizer::TableEntryGenerator::GeneratePrologue() {
Ben Murdoch85b71792012-04-11 18:30:58 +010092 UNIMPLEMENTED();
Steve Block44f0eee2011-05-26 01:26:41 +010093}
94
Steve Block44f0eee2011-05-26 01:26:41 +010095
96} } // namespace v8::internal