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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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 |
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79 | 79 |
80 | 80 |
81 #if V8_TARGET_ARCH_IA32 | 81 #if V8_TARGET_ARCH_IA32 |
82 #include "ia32/codegen-ia32.h" | 82 #include "ia32/codegen-ia32.h" |
83 #elif V8_TARGET_ARCH_X64 | 83 #elif V8_TARGET_ARCH_X64 |
84 #include "x64/codegen-x64.h" | 84 #include "x64/codegen-x64.h" |
85 #elif V8_TARGET_ARCH_ARM | 85 #elif V8_TARGET_ARCH_ARM |
86 #include "arm/codegen-arm.h" | 86 #include "arm/codegen-arm.h" |
87 #endif | 87 #endif |
88 | 88 |
89 #include "register-allocator.h" | |
90 | |
89 namespace v8 { namespace internal { | 91 namespace v8 { namespace internal { |
90 | 92 |
91 | 93 |
94 // Code generation can be nested. Code generation scopes form a stack | |
95 // of active code generators. | |
96 class CodeGeneratorScope BASE_EMBEDDED { | |
97 public: | |
98 explicit CodeGeneratorScope(CodeGenerator* cgen) { | |
99 previous = Result::cgen_; | |
Kevin Millikin (Chromium)
2009/05/15 10:50:49
Does the static top code generator belong to the R
Mads Ager (chromium)
2009/05/15 11:05:25
Good point. I moved it to the CodeGeneratorScope.
| |
100 Result::cgen_ = cgen; | |
101 } | |
102 ~CodeGeneratorScope() { | |
103 Result::cgen_ = previous; | |
104 } | |
105 private: | |
106 CodeGenerator* previous; | |
107 }; | |
108 | |
109 | |
92 // Use lazy compilation; defaults to true. | 110 // Use lazy compilation; defaults to true. |
93 // NOTE: Do not remove non-lazy compilation until we can properly | 111 // NOTE: Do not remove non-lazy compilation until we can properly |
94 // install extensions with lazy compilation enabled. At the | 112 // install extensions with lazy compilation enabled. At the |
95 // moment, this doesn't work for the extensions in Google3, | 113 // moment, this doesn't work for the extensions in Google3, |
96 // and we can only run the tests with --nolazy. | 114 // and we can only run the tests with --nolazy. |
97 | 115 |
98 | 116 |
99 // Deferred code objects are small pieces of code that are compiled | 117 // Deferred code objects are small pieces of code that are compiled |
100 // out of line. They are used to defer the compilation of uncommon | 118 // out of line. They are used to defer the compilation of uncommon |
101 // paths thereby avoiding expensive jumps around uncommon code parts. | 119 // paths thereby avoiding expensive jumps around uncommon code parts. |
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321 PrintF("ArgumentsAccessStub (type %d)\n", type_); | 339 PrintF("ArgumentsAccessStub (type %d)\n", type_); |
322 } | 340 } |
323 #endif | 341 #endif |
324 }; | 342 }; |
325 | 343 |
326 | 344 |
327 } // namespace internal | 345 } // namespace internal |
328 } // namespace v8 | 346 } // namespace v8 |
329 | 347 |
330 #endif // V8_CODEGEN_H_ | 348 #endif // V8_CODEGEN_H_ |
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