ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1 | // Copyright 2006-2008 the V8 project authors. All rights reserved. |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 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_BUILTINS_H_ |
| 29 | #define V8_BUILTINS_H_ |
| 30 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 31 | namespace v8 { namespace internal { |
| 32 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 33 | // Define list of builtins implemented in C. |
| 34 | #define BUILTIN_LIST_C(V) \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 35 | V(Illegal) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 36 | \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 37 | V(EmptyFunction) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 38 | \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 39 | V(ArrayCode) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 40 | \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 41 | V(ArrayPush) \ |
| 42 | V(ArrayPop) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 43 | \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 44 | V(HandleApiCall) \ |
| 45 | V(HandleApiCallAsFunction) |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 46 | |
| 47 | |
| 48 | // Define list of builtins implemented in assembly. |
| 49 | #define BUILTIN_LIST_A(V) \ |
| 50 | V(ArgumentsAdaptorTrampoline, BUILTIN, UNINITIALIZED) \ |
| 51 | V(JSConstructCall, BUILTIN, UNINITIALIZED) \ |
| 52 | V(JSEntryTrampoline, BUILTIN, UNINITIALIZED) \ |
| 53 | V(JSConstructEntryTrampoline, BUILTIN, UNINITIALIZED) \ |
| 54 | \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 55 | V(LoadIC_Miss, BUILTIN, UNINITIALIZED) \ |
| 56 | V(KeyedLoadIC_Miss, BUILTIN, UNINITIALIZED) \ |
| 57 | V(StoreIC_Miss, BUILTIN, UNINITIALIZED) \ |
| 58 | V(KeyedStoreIC_Miss, BUILTIN, UNINITIALIZED) \ |
| 59 | \ |
kasperl@chromium.org | 41044eb | 2008-10-06 08:24:46 +0000 | [diff] [blame] | 60 | V(StoreIC_ExtendStorage, BUILTIN, UNINITIALIZED) \ |
kasperl@chromium.org | 1accd57 | 2008-10-07 10:57:21 +0000 | [diff] [blame] | 61 | V(KeyedStoreIC_ExtendStorage, BUILTIN, UNINITIALIZED) \ |
kasperl@chromium.org | 41044eb | 2008-10-06 08:24:46 +0000 | [diff] [blame] | 62 | \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 63 | V(LoadIC_Initialize, LOAD_IC, UNINITIALIZED) \ |
| 64 | V(LoadIC_PreMonomorphic, LOAD_IC, PREMONOMORPHIC) \ |
| 65 | V(LoadIC_Normal, LOAD_IC, MONOMORPHIC) \ |
| 66 | V(LoadIC_ArrayLength, LOAD_IC, MONOMORPHIC) \ |
kasperl@chromium.org | 9fe21c6 | 2008-10-28 08:53:51 +0000 | [diff] [blame] | 67 | V(LoadIC_StringLength, LOAD_IC, MONOMORPHIC) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 68 | V(LoadIC_FunctionPrototype, LOAD_IC, MONOMORPHIC) \ |
| 69 | V(LoadIC_Megamorphic, LOAD_IC, MEGAMORPHIC) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 70 | \ |
| 71 | V(KeyedLoadIC_Initialize, KEYED_LOAD_IC, UNINITIALIZED) \ |
| 72 | V(KeyedLoadIC_PreMonomorphic, KEYED_LOAD_IC, PREMONOMORPHIC) \ |
| 73 | V(KeyedLoadIC_Generic, KEYED_LOAD_IC, MEGAMORPHIC) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 74 | \ |
| 75 | V(StoreIC_Initialize, STORE_IC, UNINITIALIZED) \ |
| 76 | V(StoreIC_Megamorphic, STORE_IC, MEGAMORPHIC) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 77 | \ |
| 78 | V(KeyedStoreIC_Initialize, KEYED_STORE_IC, UNINITIALIZED) \ |
| 79 | V(KeyedStoreIC_Generic, KEYED_STORE_IC, MEGAMORPHIC) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 80 | \ |
| 81 | /* Uses KeyedLoadIC_Initialize; must be after in list. */ \ |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 82 | V(FunctionCall, BUILTIN, UNINITIALIZED) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 83 | V(FunctionApply, BUILTIN, UNINITIALIZED) |
| 84 | |
| 85 | |
ager@chromium.org | 8bb6058 | 2008-12-11 12:02:20 +0000 | [diff] [blame] | 86 | // Define list of builtins used by the debugger implemented in assembly. |
| 87 | #define BUILTIN_LIST_DEBUG_A(V) \ |
| 88 | V(Return_DebugBreak, BUILTIN, DEBUG_BREAK) \ |
| 89 | V(Return_DebugBreakEntry, BUILTIN, DEBUG_BREAK) \ |
| 90 | V(ConstructCall_DebugBreak, BUILTIN, DEBUG_BREAK) \ |
| 91 | V(StubNoRegisters_DebugBreak, BUILTIN, DEBUG_BREAK) \ |
| 92 | V(LoadIC_DebugBreak, LOAD_IC, DEBUG_BREAK) \ |
| 93 | V(KeyedLoadIC_DebugBreak, KEYED_LOAD_IC, DEBUG_BREAK) \ |
| 94 | V(StoreIC_DebugBreak, STORE_IC, DEBUG_BREAK) \ |
| 95 | V(KeyedStoreIC_DebugBreak, KEYED_STORE_IC, DEBUG_BREAK) |
| 96 | |
| 97 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 98 | // Define list of builtins implemented in JavaScript. |
| 99 | #define BUILTINS_LIST_JS(V) \ |
| 100 | V(EQUALS, 1) \ |
| 101 | V(STRICT_EQUALS, 1) \ |
| 102 | V(COMPARE, 2) \ |
| 103 | V(ADD, 1) \ |
| 104 | V(SUB, 1) \ |
| 105 | V(MUL, 1) \ |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 106 | V(DIV, 1) \ |
| 107 | V(MOD, 1) \ |
| 108 | V(INC, 0) \ |
| 109 | V(DEC, 0) \ |
| 110 | V(BIT_OR, 1) \ |
| 111 | V(BIT_AND, 1) \ |
| 112 | V(BIT_XOR, 1) \ |
| 113 | V(UNARY_MINUS, 0) \ |
| 114 | V(BIT_NOT, 0) \ |
| 115 | V(SHL, 1) \ |
| 116 | V(SAR, 1) \ |
| 117 | V(SHR, 1) \ |
| 118 | V(DELETE, 1) \ |
| 119 | V(IN, 1) \ |
| 120 | V(INSTANCE_OF, 1) \ |
| 121 | V(GET_KEYS, 0) \ |
| 122 | V(FILTER_KEY, 1) \ |
| 123 | V(CALL_NON_FUNCTION, 0) \ |
| 124 | V(TO_OBJECT, 0) \ |
| 125 | V(TO_NUMBER, 0) \ |
| 126 | V(TO_STRING, 0) \ |
| 127 | V(APPLY_PREPARE, 1) \ |
| 128 | V(APPLY_OVERFLOW, 1) |
| 129 | |
| 130 | |
| 131 | class ObjectVisitor; |
| 132 | |
| 133 | |
| 134 | class Builtins : public AllStatic { |
| 135 | public: |
| 136 | // Generate all builtin code objects. Should be called once during |
| 137 | // VM initialization. |
| 138 | static void Setup(bool create_heap_objects); |
| 139 | static void TearDown(); |
| 140 | |
| 141 | // Garbage collection support. |
| 142 | static void IterateBuiltins(ObjectVisitor* v); |
| 143 | |
| 144 | // Disassembler support. |
| 145 | static const char* Lookup(byte* pc); |
| 146 | |
| 147 | enum Name { |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 148 | #define DEF_ENUM_C(name) name, |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 149 | #define DEF_ENUM_A(name, kind, state) name, |
| 150 | BUILTIN_LIST_C(DEF_ENUM_C) |
| 151 | BUILTIN_LIST_A(DEF_ENUM_A) |
ager@chromium.org | 8bb6058 | 2008-12-11 12:02:20 +0000 | [diff] [blame] | 152 | BUILTIN_LIST_DEBUG_A(DEF_ENUM_A) |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 153 | #undef DEF_ENUM_C |
| 154 | #undef DEF_ENUM_A |
| 155 | builtin_count |
| 156 | }; |
| 157 | |
| 158 | enum CFunctionId { |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 159 | #define DEF_ENUM_C(name) c_##name, |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 160 | BUILTIN_LIST_C(DEF_ENUM_C) |
| 161 | #undef DEF_ENUM_C |
| 162 | cfunction_count |
| 163 | }; |
| 164 | |
| 165 | enum JavaScript { |
| 166 | #define DEF_ENUM(name, ignore) name, |
| 167 | BUILTINS_LIST_JS(DEF_ENUM) |
| 168 | #undef DEF_ENUM |
| 169 | id_count |
| 170 | }; |
| 171 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 172 | static Code* builtin(Name name) { |
| 173 | // Code::cast cannot be used here since we access builtins |
| 174 | // during the marking phase of mark sweep. See IC::Clear. |
| 175 | return reinterpret_cast<Code*>(builtins_[name]); |
| 176 | } |
| 177 | |
| 178 | static Address builtin_address(Name name) { |
| 179 | return reinterpret_cast<Address>(&builtins_[name]); |
| 180 | } |
| 181 | |
| 182 | static Address c_function_address(CFunctionId id) { |
| 183 | return c_functions_[id]; |
| 184 | } |
| 185 | |
| 186 | static const char* GetName(JavaScript id) { return javascript_names_[id]; } |
| 187 | static int GetArgumentsCount(JavaScript id) { return javascript_argc_[id]; } |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 188 | static Handle<Code> GetCode(JavaScript id, bool* resolved); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 189 | static int NumberOfJavaScriptBuiltins() { return id_count; } |
| 190 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 191 | static Object* builtin_passed_function; |
| 192 | |
| 193 | private: |
| 194 | // The external C++ functions called from the code. |
| 195 | static Address c_functions_[cfunction_count]; |
| 196 | |
| 197 | // Note: These are always Code objects, but to conform with |
| 198 | // IterateBuiltins() above which assumes Object**'s for the callback |
| 199 | // function f, we use an Object* array here. |
| 200 | static Object* builtins_[builtin_count]; |
| 201 | static const char* names_[builtin_count]; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 202 | static const char* javascript_names_[id_count]; |
| 203 | static int javascript_argc_[id_count]; |
| 204 | |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 205 | static void Generate_Adaptor(MacroAssembler* masm, CFunctionId id); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 206 | static void Generate_JSConstructCall(MacroAssembler* masm); |
| 207 | static void Generate_JSEntryTrampoline(MacroAssembler* masm); |
| 208 | static void Generate_JSConstructEntryTrampoline(MacroAssembler* masm); |
| 209 | static void Generate_ArgumentsAdaptorTrampoline(MacroAssembler* masm); |
kasperl@chromium.org | b912362 | 2008-09-17 14:05:56 +0000 | [diff] [blame] | 210 | |
| 211 | static void Generate_FunctionCall(MacroAssembler* masm); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 212 | static void Generate_FunctionApply(MacroAssembler* masm); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 213 | }; |
| 214 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 215 | } } // namespace v8::internal |
| 216 | |
| 217 | #endif // V8_BUILTINS_H_ |