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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_X64_MACRO_ASSEMBLER_X64_H_ | 5 #ifndef V8_X64_MACRO_ASSEMBLER_X64_H_ |
6 #define V8_X64_MACRO_ASSEMBLER_X64_H_ | 6 #define V8_X64_MACRO_ASSEMBLER_X64_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
10 #include "src/base/flags.h" | 10 #include "src/base/flags.h" |
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368 // JavaScript invokes | 368 // JavaScript invokes |
369 | 369 |
370 // Invoke the JavaScript function code by either calling or jumping. | 370 // Invoke the JavaScript function code by either calling or jumping. |
371 void InvokeFunctionCode(Register function, Register new_target, | 371 void InvokeFunctionCode(Register function, Register new_target, |
372 const ParameterCount& expected, | 372 const ParameterCount& expected, |
373 const ParameterCount& actual, InvokeFlag flag, | 373 const ParameterCount& actual, InvokeFlag flag, |
374 const CallWrapper& call_wrapper); | 374 const CallWrapper& call_wrapper); |
375 | 375 |
376 // Invoke the JavaScript function in the given register. Changes the | 376 // Invoke the JavaScript function in the given register. Changes the |
377 // current context to the context in the function before invoking. | 377 // current context to the context in the function before invoking. |
378 void InvokeFunction(Register function, | 378 void InvokeFunction(Register function, Register new_target, |
379 Register new_target, | 379 const ParameterCount& actual, InvokeFlag flag, |
380 const ParameterCount& actual, | |
381 InvokeFlag flag, | |
382 const CallWrapper& call_wrapper); | 380 const CallWrapper& call_wrapper); |
383 | 381 |
384 void InvokeFunction(Register function, | 382 void InvokeFunction(Register function, Register new_target, |
385 Register new_target, | |
386 const ParameterCount& expected, | 383 const ParameterCount& expected, |
387 const ParameterCount& actual, | 384 const ParameterCount& actual, InvokeFlag flag, |
388 InvokeFlag flag, | |
389 const CallWrapper& call_wrapper); | 385 const CallWrapper& call_wrapper); |
390 | 386 |
391 void InvokeFunction(Handle<JSFunction> function, | 387 void InvokeFunction(Handle<JSFunction> function, |
392 const ParameterCount& expected, | 388 const ParameterCount& expected, |
393 const ParameterCount& actual, | 389 const ParameterCount& actual, |
394 InvokeFlag flag, | 390 InvokeFlag flag, |
395 const CallWrapper& call_wrapper); | 391 const CallWrapper& call_wrapper); |
396 | 392 |
397 // Invoke specified builtin JavaScript function. | 393 // Invoke specified builtin JavaScript function. |
398 void InvokeBuiltin(int native_context_index, InvokeFlag flag, | 394 void InvokeBuiltin(int native_context_index, InvokeFlag flag, |
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1578 int64_t RootRegisterDelta(ExternalReference other); | 1574 int64_t RootRegisterDelta(ExternalReference other); |
1579 | 1575 |
1580 // Moves the smi value to the destination register. | 1576 // Moves the smi value to the destination register. |
1581 void LoadSmiConstant(Register dst, Smi* value); | 1577 void LoadSmiConstant(Register dst, Smi* value); |
1582 | 1578 |
1583 // This handle will be patched with the code object on installation. | 1579 // This handle will be patched with the code object on installation. |
1584 Handle<Object> code_object_; | 1580 Handle<Object> code_object_; |
1585 | 1581 |
1586 // Helper functions for generating invokes. | 1582 // Helper functions for generating invokes. |
1587 void InvokePrologue(const ParameterCount& expected, | 1583 void InvokePrologue(const ParameterCount& expected, |
1588 const ParameterCount& actual, | 1584 const ParameterCount& actual, Label* done, |
1589 Label* done, | 1585 bool* definitely_mismatches, InvokeFlag flag, |
1590 bool* definitely_mismatches, | |
1591 InvokeFlag flag, | |
1592 Label::Distance near_jump, | 1586 Label::Distance near_jump, |
1593 const CallWrapper& call_wrapper); | 1587 const CallWrapper& call_wrapper); |
1594 | 1588 |
1595 void FloodFunctionIfStepping(Register fun, Register new_target, | 1589 void FloodFunctionIfStepping(Register fun, Register new_target, |
1596 const ParameterCount& expected, | 1590 const ParameterCount& expected, |
1597 const ParameterCount& actual); | 1591 const ParameterCount& actual); |
1598 | 1592 |
1599 void EnterExitFramePrologue(bool save_rax); | 1593 void EnterExitFramePrologue(bool save_rax); |
1600 | 1594 |
1601 // Allocates arg_stack_space * kPointerSize memory (not GCed) on the stack | 1595 // Allocates arg_stack_space * kPointerSize memory (not GCed) on the stack |
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1736 } \ | 1730 } \ |
1737 masm-> | 1731 masm-> |
1738 #else | 1732 #else |
1739 #define ACCESS_MASM(masm) masm-> | 1733 #define ACCESS_MASM(masm) masm-> |
1740 #endif | 1734 #endif |
1741 | 1735 |
1742 } // namespace internal | 1736 } // namespace internal |
1743 } // namespace v8 | 1737 } // namespace v8 |
1744 | 1738 |
1745 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1739 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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