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Issue 50051: Inline the Result::Unuse member function and change the Result... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 11 years, 9 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 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. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #include "v8.h" 28 #include "v8.h"
29 29
30 #include "codegen.h" 30 #include "codegen-inl.h"
31 #include "virtual-frame.h" 31 #include "register-allocator-inl.h"
32 32
33 namespace v8 { namespace internal { 33 namespace v8 { namespace internal {
34 34
35 // ------------------------------------------------------------------------- 35 // -------------------------------------------------------------------------
36 // Result implementation. 36 // Result implementation.
37 37
38 Result::Result(Register reg, CodeGenerator* cgen) 38 Result::Result(Register reg, CodeGenerator* cgen)
39 : type_(REGISTER), 39 : type_(REGISTER),
40 cgen_(cgen) { 40 cgen_(cgen) {
41 data_.reg_ = reg; 41 data_.reg_ = reg;
(...skipping 10 matching lines...) Expand all
52 destination->data_.reg_ = reg(); 52 destination->data_.reg_ = reg();
53 cgen_->allocator()->Use(reg()); 53 cgen_->allocator()->Use(reg());
54 } else if (is_constant()) { 54 } else if (is_constant()) {
55 destination->data_.handle_ = data_.handle_; 55 destination->data_.handle_ = data_.handle_;
56 } else { 56 } else {
57 ASSERT(!is_valid()); 57 ASSERT(!is_valid());
58 } 58 }
59 } 59 }
60 60
61 61
62 void Result::Unuse() {
63 if (is_register()) {
64 cgen_->allocator()->Unuse(reg());
65 }
66 type_ = INVALID;
67 }
68
69
70 // ------------------------------------------------------------------------- 62 // -------------------------------------------------------------------------
71 // RegisterFile implementation. 63 // RegisterFile implementation.
72 64
73 void RegisterFile::CopyTo(RegisterFile* other) { 65 void RegisterFile::CopyTo(RegisterFile* other) {
74 for (int i = 0; i < kNumRegisters; i++) { 66 for (int i = 0; i < kNumRegisters; i++) {
75 other->ref_counts_[i] = ref_counts_[i]; 67 other->ref_counts_[i] = ref_counts_[i];
76 } 68 }
77 } 69 }
78 70
79 71
(...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after
119 cgen_->frame()->Spill(target); 111 cgen_->frame()->Spill(target);
120 ASSERT(!is_used(target)); 112 ASSERT(!is_used(target));
121 return Result(target, cgen_); 113 return Result(target, cgen_);
122 } 114 }
123 // Otherwise (if it's referenced outside the frame) we cannot allocate it. 115 // Otherwise (if it's referenced outside the frame) we cannot allocate it.
124 return Result(cgen_); 116 return Result(cgen_);
125 } 117 }
126 118
127 119
128 } } // namespace v8::internal 120 } } // namespace v8::internal
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