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Issue 12391055: Cleaned up CpuFeature scope handling. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fixed nits Created 7 years, 9 months ago
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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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