| OLD | NEW |
| 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 |
| (...skipping 165 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 176 | 176 |
| 177 void DeleteFrame(); | 177 void DeleteFrame(); |
| 178 | 178 |
| 179 RegisterAllocator* allocator() const { return allocator_; } | 179 RegisterAllocator* allocator() const { return allocator_; } |
| 180 | 180 |
| 181 CodeGenState* state() { return state_; } | 181 CodeGenState* state() { return state_; } |
| 182 void set_state(CodeGenState* state) { state_ = state; } | 182 void set_state(CodeGenState* state) { state_ = state; } |
| 183 | 183 |
| 184 void AddDeferred(DeferredCode* code) { deferred_.Add(code); } | 184 void AddDeferred(DeferredCode* code) { deferred_.Add(code); } |
| 185 | 185 |
| 186 bool in_spilled_code() const { return in_spilled_code_; } | |
| 187 void set_in_spilled_code(bool flag) { in_spilled_code_ = flag; } | |
| 188 | |
| 189 static const int kUnknownIntValue = -1; | 186 static const int kUnknownIntValue = -1; |
| 190 | 187 |
| 191 private: | 188 private: |
| 192 // Construction/Destruction | 189 // Construction/Destruction |
| 193 CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval); | 190 CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval); |
| 194 virtual ~CodeGenerator() { delete masm_; } | 191 virtual ~CodeGenerator() { delete masm_; } |
| 195 | 192 |
| 196 // Accessors | 193 // Accessors |
| 197 Scope* scope() const { return scope_; } | 194 Scope* scope() const { return scope_; } |
| 198 | 195 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 215 | 212 |
| 216 #define DEF_VISIT(type) \ | 213 #define DEF_VISIT(type) \ |
| 217 void Visit##type(type* node); | 214 void Visit##type(type* node); |
| 218 AST_NODE_LIST(DEF_VISIT) | 215 AST_NODE_LIST(DEF_VISIT) |
| 219 #undef DEF_VISIT | 216 #undef DEF_VISIT |
| 220 | 217 |
| 221 // Visit a statement and then spill the virtual frame if control flow can | 218 // Visit a statement and then spill the virtual frame if control flow can |
| 222 // reach the end of the statement (ie, it does not exit via break, | 219 // reach the end of the statement (ie, it does not exit via break, |
| 223 // continue, return, or throw). This function is used temporarily while | 220 // continue, return, or throw). This function is used temporarily while |
| 224 // the code generator is being transformed. | 221 // the code generator is being transformed. |
| 225 void VisitAndSpill(Statement* statement); | 222 inline void VisitAndSpill(Statement* statement); |
| 226 | 223 |
| 227 // Visit a list of statements and then spill the virtual frame if control | 224 // Visit a list of statements and then spill the virtual frame if control |
| 228 // flow can reach the end of the list. | 225 // flow can reach the end of the list. |
| 229 void VisitStatementsAndSpill(ZoneList<Statement*>* statements); | 226 inline void VisitStatementsAndSpill(ZoneList<Statement*>* statements); |
| 230 | 227 |
| 231 // Main code generation function | 228 // Main code generation function |
| 232 void GenCode(FunctionLiteral* fun); | 229 void GenCode(FunctionLiteral* fun); |
| 233 | 230 |
| 234 // The following are used by class Reference. | 231 // The following are used by class Reference. |
| 235 void LoadReference(Reference* ref); | 232 void LoadReference(Reference* ref); |
| 236 void UnloadReference(Reference* ref); | 233 void UnloadReference(Reference* ref); |
| 237 | 234 |
| 238 MemOperand ContextOperand(Register context, int index) const { | 235 MemOperand ContextOperand(Register context, int index) const { |
| 239 return MemOperand(context, Context::SlotOffset(index)); | 236 return MemOperand(context, Context::SlotOffset(index)); |
| (...skipping 16 matching lines...) Expand all Loading... |
| 256 JumpTarget* true_target, | 253 JumpTarget* true_target, |
| 257 JumpTarget* false_target, | 254 JumpTarget* false_target, |
| 258 bool force_cc); | 255 bool force_cc); |
| 259 void Load(Expression* x, TypeofState typeof_state = NOT_INSIDE_TYPEOF); | 256 void Load(Expression* x, TypeofState typeof_state = NOT_INSIDE_TYPEOF); |
| 260 void LoadGlobal(); | 257 void LoadGlobal(); |
| 261 void LoadGlobalReceiver(Register scratch); | 258 void LoadGlobalReceiver(Register scratch); |
| 262 | 259 |
| 263 // Generate code to push the value of an expression on top of the frame | 260 // Generate code to push the value of an expression on top of the frame |
| 264 // and then spill the frame fully to memory. This function is used | 261 // and then spill the frame fully to memory. This function is used |
| 265 // temporarily while the code generator is being transformed. | 262 // temporarily while the code generator is being transformed. |
| 266 void LoadAndSpill(Expression* expression, | 263 inline void LoadAndSpill(Expression* expression, |
| 267 TypeofState typeof_state = NOT_INSIDE_TYPEOF); | 264 TypeofState typeof_state = NOT_INSIDE_TYPEOF); |
| 268 | 265 |
| 269 // Call LoadCondition and then spill the virtual frame unless control flow | 266 // Call LoadCondition and then spill the virtual frame unless control flow |
| 270 // cannot reach the end of the expression (ie, by emitting only | 267 // cannot reach the end of the expression (ie, by emitting only |
| 271 // unconditional jumps to the control targets). | 268 // unconditional jumps to the control targets). |
| 272 void LoadConditionAndSpill(Expression* expression, | 269 inline void LoadConditionAndSpill(Expression* expression, |
| 273 TypeofState typeof_state, | 270 TypeofState typeof_state, |
| 274 JumpTarget* true_target, | 271 JumpTarget* true_target, |
| 275 JumpTarget* false_target, | 272 JumpTarget* false_target, |
| 276 bool force_control); | 273 bool force_control); |
| 277 | 274 |
| 278 // Read a value from a slot and leave it on top of the expression stack. | 275 // Read a value from a slot and leave it on top of the expression stack. |
| 279 void LoadFromSlot(Slot* slot, TypeofState typeof_state); | 276 void LoadFromSlot(Slot* slot, TypeofState typeof_state); |
| 280 void LoadFromGlobalSlotCheckExtensions(Slot* slot, | 277 void LoadFromGlobalSlotCheckExtensions(Slot* slot, |
| 281 TypeofState typeof_state, | 278 TypeofState typeof_state, |
| 282 Register tmp, | 279 Register tmp, |
| 283 Register tmp2, | 280 Register tmp2, |
| 284 JumpTarget* slow); | 281 JumpTarget* slow); |
| 285 | 282 |
| 286 // Special code for typeof expressions: Unfortunately, we must | 283 // Special code for typeof expressions: Unfortunately, we must |
| (...skipping 111 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 398 CodeGenState* state_; | 395 CodeGenState* state_; |
| 399 | 396 |
| 400 // Jump targets | 397 // Jump targets |
| 401 BreakTarget function_return_; | 398 BreakTarget function_return_; |
| 402 | 399 |
| 403 // True if the function return is shadowed (ie, jumping to the target | 400 // True if the function return is shadowed (ie, jumping to the target |
| 404 // function_return_ does not jump to the true function return, but rather | 401 // function_return_ does not jump to the true function return, but rather |
| 405 // to some unlinking code). | 402 // to some unlinking code). |
| 406 bool function_return_is_shadowed_; | 403 bool function_return_is_shadowed_; |
| 407 | 404 |
| 408 // True when we are in code that expects the virtual frame to be fully | |
| 409 // spilled. Some virtual frame function are disabled in DEBUG builds when | |
| 410 // called from spilled code, because they do not leave the virtual frame | |
| 411 // in a spilled state. | |
| 412 bool in_spilled_code_; | |
| 413 | |
| 414 static InlineRuntimeLUT kInlineRuntimeLUT[]; | 405 static InlineRuntimeLUT kInlineRuntimeLUT[]; |
| 415 | 406 |
| 416 friend class VirtualFrame; | 407 friend class VirtualFrame; |
| 417 friend class JumpTarget; | 408 friend class JumpTarget; |
| 418 friend class Reference; | 409 friend class Reference; |
| 419 | 410 |
| 420 DISALLOW_COPY_AND_ASSIGN(CodeGenerator); | 411 DISALLOW_COPY_AND_ASSIGN(CodeGenerator); |
| 421 }; | 412 }; |
| 422 | 413 |
| 423 | 414 |
| (...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 507 constant_rhs_); | 498 constant_rhs_); |
| 508 } | 499 } |
| 509 } | 500 } |
| 510 #endif | 501 #endif |
| 511 }; | 502 }; |
| 512 | 503 |
| 513 | 504 |
| 514 } } // namespace v8::internal | 505 } } // namespace v8::internal |
| 515 | 506 |
| 516 #endif // V8_ARM_CODEGEN_ARM_H_ | 507 #endif // V8_ARM_CODEGEN_ARM_H_ |
| OLD | NEW |