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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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477 void Restore(MacroAssembler* masm) { | 477 void Restore(MacroAssembler* masm) { |
478 masm->pop(scratch1_); | 478 masm->pop(scratch1_); |
479 } | 479 } |
480 | 480 |
481 // If we have to call into C then we need to save and restore all caller- | 481 // If we have to call into C then we need to save and restore all caller- |
482 // saved registers that were not already preserved. The scratch registers | 482 // saved registers that were not already preserved. The scratch registers |
483 // will be restored by other means so we don't bother pushing them here. | 483 // will be restored by other means so we don't bother pushing them here. |
484 void SaveCallerSaveRegisters(MacroAssembler* masm, SaveFPRegsMode mode) { | 484 void SaveCallerSaveRegisters(MacroAssembler* masm, SaveFPRegsMode mode) { |
485 masm->MultiPush((kJSCallerSaved | ra.bit()) & ~scratch1_.bit()); | 485 masm->MultiPush((kJSCallerSaved | ra.bit()) & ~scratch1_.bit()); |
486 if (mode == kSaveFPRegs) { | 486 if (mode == kSaveFPRegs) { |
487 CpuFeatures::Scope scope(FPU); | 487 CpuFeatureScope scope(masm, FPU); |
488 masm->MultiPushFPU(kCallerSavedFPU); | 488 masm->MultiPushFPU(kCallerSavedFPU); |
489 } | 489 } |
490 } | 490 } |
491 | 491 |
492 inline void RestoreCallerSaveRegisters(MacroAssembler*masm, | 492 inline void RestoreCallerSaveRegisters(MacroAssembler*masm, |
493 SaveFPRegsMode mode) { | 493 SaveFPRegsMode mode) { |
494 if (mode == kSaveFPRegs) { | 494 if (mode == kSaveFPRegs) { |
495 CpuFeatures::Scope scope(FPU); | 495 CpuFeatureScope scope(masm, FPU); |
496 masm->MultiPopFPU(kCallerSavedFPU); | 496 masm->MultiPopFPU(kCallerSavedFPU); |
497 } | 497 } |
498 masm->MultiPop((kJSCallerSaved | ra.bit()) & ~scratch1_.bit()); | 498 masm->MultiPop((kJSCallerSaved | ra.bit()) & ~scratch1_.bit()); |
499 } | 499 } |
500 | 500 |
501 inline Register object() { return object_; } | 501 inline Register object() { return object_; } |
502 inline Register address() { return address_; } | 502 inline Register address() { return address_; } |
503 inline Register scratch0() { return scratch0_; } | 503 inline Register scratch0() { return scratch0_; } |
504 inline Register scratch1() { return scratch1_; } | 504 inline Register scratch1() { return scratch1_; } |
505 | 505 |
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785 | 785 |
786 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; | 786 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; |
787 | 787 |
788 LookupMode mode_; | 788 LookupMode mode_; |
789 }; | 789 }; |
790 | 790 |
791 | 791 |
792 } } // namespace v8::internal | 792 } } // namespace v8::internal |
793 | 793 |
794 #endif // V8_MIPS_CODE_STUBS_ARM_H_ | 794 #endif // V8_MIPS_CODE_STUBS_ARM_H_ |
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