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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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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 #ifndef V8_X64_CODEGEN_X64_H_ | 28 #ifndef V8_X64_CODEGEN_X64_H_ |
29 #define V8_X64_CODEGEN_X64_H_ | 29 #define V8_X64_CODEGEN_X64_H_ |
30 | 30 |
31 namespace v8 { | 31 namespace v8 { |
32 namespace internal { | 32 namespace internal { |
33 | 33 |
34 // Forward declarations | 34 // Forward declarations |
| 35 class CompilationInfo; |
35 class DeferredCode; | 36 class DeferredCode; |
36 class RegisterAllocator; | 37 class RegisterAllocator; |
37 class RegisterFile; | 38 class RegisterFile; |
38 | 39 |
39 enum InitState { CONST_INIT, NOT_CONST_INIT }; | 40 enum InitState { CONST_INIT, NOT_CONST_INIT }; |
40 enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF }; | 41 enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF }; |
41 | 42 |
42 | 43 |
43 // ------------------------------------------------------------------------- | 44 // ------------------------------------------------------------------------- |
44 // Reference support | 45 // Reference support |
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290 | 291 |
291 // ------------------------------------------------------------------------- | 292 // ------------------------------------------------------------------------- |
292 // CodeGenerator | 293 // CodeGenerator |
293 | 294 |
294 class CodeGenerator: public AstVisitor { | 295 class CodeGenerator: public AstVisitor { |
295 public: | 296 public: |
296 // Takes a function literal, generates code for it. This function should only | 297 // Takes a function literal, generates code for it. This function should only |
297 // be called by compiler.cc. | 298 // be called by compiler.cc. |
298 static Handle<Code> MakeCode(FunctionLiteral* fun, | 299 static Handle<Code> MakeCode(FunctionLiteral* fun, |
299 Handle<Script> script, | 300 Handle<Script> script, |
300 bool is_eval); | 301 bool is_eval, |
| 302 CompilationInfo* info); |
301 | 303 |
302 // Printing of AST, etc. as requested by flags. | 304 // Printing of AST, etc. as requested by flags. |
303 static void MakeCodePrologue(FunctionLiteral* fun); | 305 static void MakeCodePrologue(FunctionLiteral* fun); |
304 | 306 |
305 // Allocate and install the code. | 307 // Allocate and install the code. |
306 static Handle<Code> MakeCodeEpilogue(FunctionLiteral* fun, | 308 static Handle<Code> MakeCodeEpilogue(FunctionLiteral* fun, |
307 MacroAssembler* masm, | 309 MacroAssembler* masm, |
308 Code::Flags flags, | 310 Code::Flags flags, |
309 Handle<Script> script); | 311 Handle<Script> script); |
310 | 312 |
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373 // reach the end of the statement (ie, it does not exit via break, | 375 // reach the end of the statement (ie, it does not exit via break, |
374 // continue, return, or throw). This function is used temporarily while | 376 // continue, return, or throw). This function is used temporarily while |
375 // the code generator is being transformed. | 377 // the code generator is being transformed. |
376 void VisitAndSpill(Statement* statement); | 378 void VisitAndSpill(Statement* statement); |
377 | 379 |
378 // Visit a list of statements and then spill the virtual frame if control | 380 // Visit a list of statements and then spill the virtual frame if control |
379 // flow can reach the end of the list. | 381 // flow can reach the end of the list. |
380 void VisitStatementsAndSpill(ZoneList<Statement*>* statements); | 382 void VisitStatementsAndSpill(ZoneList<Statement*>* statements); |
381 | 383 |
382 // Main code generation function | 384 // Main code generation function |
383 void GenCode(FunctionLiteral* fun); | 385 void GenCode(FunctionLiteral* fun, CompilationInfo* info); |
384 | 386 |
385 // Generate the return sequence code. Should be called no more than | 387 // Generate the return sequence code. Should be called no more than |
386 // once per compiled function, immediately after binding the return | 388 // once per compiled function, immediately after binding the return |
387 // target (which can not be done more than once). | 389 // target (which can not be done more than once). |
388 void GenerateReturnSequence(Result* return_value); | 390 void GenerateReturnSequence(Result* return_value); |
389 | 391 |
390 // Returns the arguments allocation mode. | 392 // Returns the arguments allocation mode. |
391 ArgumentsAllocationMode ArgumentsMode() const; | 393 ArgumentsAllocationMode ArgumentsMode() const; |
392 | 394 |
393 // Store the arguments object and allocate it if necessary. | 395 // Store the arguments object and allocate it if necessary. |
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812 Major MajorKey() { return StringCompare; } | 814 Major MajorKey() { return StringCompare; } |
813 int MinorKey() { return 0; } | 815 int MinorKey() { return 0; } |
814 | 816 |
815 void Generate(MacroAssembler* masm); | 817 void Generate(MacroAssembler* masm); |
816 }; | 818 }; |
817 | 819 |
818 | 820 |
819 } } // namespace v8::internal | 821 } } // namespace v8::internal |
820 | 822 |
821 #endif // V8_X64_CODEGEN_X64_H_ | 823 #endif // V8_X64_CODEGEN_X64_H_ |
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