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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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| 29 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 29 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
| 30 | 30 |
| 31 #include "assembler.h" | 31 #include "assembler.h" |
| 32 | 32 |
| 33 namespace v8 { | 33 namespace v8 { |
| 34 namespace internal { | 34 namespace internal { |
| 35 | 35 |
| 36 // Forward declaration. | 36 // Forward declaration. |
| 37 class PostCallGenerator; | 37 class PostCallGenerator; |
| 38 | 38 |
| 39 | |
| 40 // ---------------------------------------------------------------------------- | 39 // ---------------------------------------------------------------------------- |
| 41 // Static helper functions | 40 // Static helper functions |
| 42 | 41 |
| 43 // Generate a MemOperand for loading a field from an object. | 42 // Generate a MemOperand for loading a field from an object. |
| 44 static inline MemOperand FieldMemOperand(Register object, int offset) { | 43 static inline MemOperand FieldMemOperand(Register object, int offset) { |
| 45 return MemOperand(object, offset - kHeapObjectTag); | 44 return MemOperand(object, offset - kHeapObjectTag); |
| 46 } | 45 } |
| 47 | 46 |
| 48 | 47 |
| 49 // Give alias names to registers | 48 // Give alias names to registers |
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| 281 Register map, | 280 Register map, |
| 282 Register scratch); | 281 Register scratch); |
| 283 | 282 |
| 284 // --------------------------------------------------------------------------- | 283 // --------------------------------------------------------------------------- |
| 285 // JavaScript invokes | 284 // JavaScript invokes |
| 286 | 285 |
| 287 // Invoke the JavaScript function code by either calling or jumping. | 286 // Invoke the JavaScript function code by either calling or jumping. |
| 288 void InvokeCode(Register code, | 287 void InvokeCode(Register code, |
| 289 const ParameterCount& expected, | 288 const ParameterCount& expected, |
| 290 const ParameterCount& actual, | 289 const ParameterCount& actual, |
| 291 InvokeFlag flag); | 290 InvokeFlag flag, |
| 291 PostCallGenerator* post_call_generator = NULL); |
| 292 | 292 |
| 293 void InvokeCode(Handle<Code> code, | 293 void InvokeCode(Handle<Code> code, |
| 294 const ParameterCount& expected, | 294 const ParameterCount& expected, |
| 295 const ParameterCount& actual, | 295 const ParameterCount& actual, |
| 296 RelocInfo::Mode rmode, | 296 RelocInfo::Mode rmode, |
| 297 InvokeFlag flag); | 297 InvokeFlag flag); |
| 298 | 298 |
| 299 // Invoke the JavaScript function in the given register. Changes the | 299 // Invoke the JavaScript function in the given register. Changes the |
| 300 // current context to the context in the function before invoking. | 300 // current context to the context in the function before invoking. |
| 301 void InvokeFunction(Register function, | 301 void InvokeFunction(Register function, |
| 302 const ParameterCount& actual, | 302 const ParameterCount& actual, |
| 303 InvokeFlag flag); | 303 InvokeFlag flag, |
| 304 PostCallGenerator* post_call_generator = NULL); |
| 304 | 305 |
| 305 void InvokeFunction(JSFunction* function, | 306 void InvokeFunction(JSFunction* function, |
| 306 const ParameterCount& actual, | 307 const ParameterCount& actual, |
| 307 InvokeFlag flag); | 308 InvokeFlag flag); |
| 308 | 309 |
| 309 void IsObjectJSObjectType(Register heap_object, | 310 void IsObjectJSObjectType(Register heap_object, |
| 310 Register map, | 311 Register map, |
| 311 Register scratch, | 312 Register scratch, |
| 312 Label* fail); | 313 Label* fail); |
| 313 | 314 |
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| 744 private: | 745 private: |
| 745 void Jump(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); | 746 void Jump(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); |
| 746 void Call(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); | 747 void Call(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); |
| 747 | 748 |
| 748 // Helper functions for generating invokes. | 749 // Helper functions for generating invokes. |
| 749 void InvokePrologue(const ParameterCount& expected, | 750 void InvokePrologue(const ParameterCount& expected, |
| 750 const ParameterCount& actual, | 751 const ParameterCount& actual, |
| 751 Handle<Code> code_constant, | 752 Handle<Code> code_constant, |
| 752 Register code_reg, | 753 Register code_reg, |
| 753 Label* done, | 754 Label* done, |
| 754 InvokeFlag flag); | 755 InvokeFlag flag, |
| 756 PostCallGenerator* post_call_generator = NULL); |
| 755 | 757 |
| 756 // Activation support. | 758 // Activation support. |
| 757 void EnterFrame(StackFrame::Type type); | 759 void EnterFrame(StackFrame::Type type); |
| 758 void LeaveFrame(StackFrame::Type type); | 760 void LeaveFrame(StackFrame::Type type); |
| 759 | 761 |
| 760 void InitializeNewString(Register string, | 762 void InitializeNewString(Register string, |
| 761 Register length, | 763 Register length, |
| 762 Heap::RootListIndex map_index, | 764 Heap::RootListIndex map_index, |
| 763 Register scratch1, | 765 Register scratch1, |
| 764 Register scratch2); | 766 Register scratch2); |
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| 829 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 831 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
| 830 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 832 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
| 831 #else | 833 #else |
| 832 #define ACCESS_MASM(masm) masm-> | 834 #define ACCESS_MASM(masm) masm-> |
| 833 #endif | 835 #endif |
| 834 | 836 |
| 835 | 837 |
| 836 } } // namespace v8::internal | 838 } } // namespace v8::internal |
| 837 | 839 |
| 838 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 840 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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