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Side by Side Diff: src/arm/code-stubs-arm.h

Issue 12317141: Added Isolate parameter to CodeStub::GetCode(). (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fixed whitespace. Rebased. Created 7 years, 9 months ago
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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 // 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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59 59
60 60
61 class StoreBufferOverflowStub: public PlatformCodeStub { 61 class StoreBufferOverflowStub: public PlatformCodeStub {
62 public: 62 public:
63 explicit StoreBufferOverflowStub(SaveFPRegsMode save_fp) 63 explicit StoreBufferOverflowStub(SaveFPRegsMode save_fp)
64 : save_doubles_(save_fp) { } 64 : save_doubles_(save_fp) { }
65 65
66 void Generate(MacroAssembler* masm); 66 void Generate(MacroAssembler* masm);
67 67
68 virtual bool IsPregenerated(); 68 virtual bool IsPregenerated();
69 static void GenerateFixedRegStubsAheadOfTime(); 69 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
70 virtual bool SometimesSetsUpAFrame() { return false; } 70 virtual bool SometimesSetsUpAFrame() { return false; }
71 71
72 private: 72 private:
73 SaveFPRegsMode save_doubles_; 73 SaveFPRegsMode save_doubles_;
74 74
75 Major MajorKey() { return StoreBufferOverflow; } 75 Major MajorKey() { return StoreBufferOverflow; }
76 int MinorKey() { return (save_doubles_ == kSaveFPRegs) ? 1 : 0; } 76 int MinorKey() { return (save_doubles_ == kSaveFPRegs) ? 1 : 0; }
77 }; 77 };
78 78
79 79
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298 class WriteInt32ToHeapNumberStub : public PlatformCodeStub { 298 class WriteInt32ToHeapNumberStub : public PlatformCodeStub {
299 public: 299 public:
300 WriteInt32ToHeapNumberStub(Register the_int, 300 WriteInt32ToHeapNumberStub(Register the_int,
301 Register the_heap_number, 301 Register the_heap_number,
302 Register scratch) 302 Register scratch)
303 : the_int_(the_int), 303 : the_int_(the_int),
304 the_heap_number_(the_heap_number), 304 the_heap_number_(the_heap_number),
305 scratch_(scratch) { } 305 scratch_(scratch) { }
306 306
307 bool IsPregenerated(); 307 bool IsPregenerated();
308 static void GenerateFixedRegStubsAheadOfTime(); 308 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
309 309
310 private: 310 private:
311 Register the_int_; 311 Register the_int_;
312 Register the_heap_number_; 312 Register the_heap_number_;
313 Register scratch_; 313 Register scratch_;
314 314
315 // Minor key encoding in 16 bits. 315 // Minor key encoding in 16 bits.
316 class IntRegisterBits: public BitField<int, 0, 4> {}; 316 class IntRegisterBits: public BitField<int, 0, 4> {};
317 class HeapNumberRegisterBits: public BitField<int, 4, 4> {}; 317 class HeapNumberRegisterBits: public BitField<int, 4, 4> {};
318 class ScratchRegisterBits: public BitField<int, 8, 4> {}; 318 class ScratchRegisterBits: public BitField<int, 8, 4> {};
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372 value) { // One scratch reg. 372 value) { // One scratch reg.
373 } 373 }
374 374
375 enum Mode { 375 enum Mode {
376 STORE_BUFFER_ONLY, 376 STORE_BUFFER_ONLY,
377 INCREMENTAL, 377 INCREMENTAL,
378 INCREMENTAL_COMPACTION 378 INCREMENTAL_COMPACTION
379 }; 379 };
380 380
381 virtual bool IsPregenerated(); 381 virtual bool IsPregenerated();
382 static void GenerateFixedRegStubsAheadOfTime(); 382 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
383 virtual bool SometimesSetsUpAFrame() { return false; } 383 virtual bool SometimesSetsUpAFrame() { return false; }
384 384
385 static void PatchBranchIntoNop(MacroAssembler* masm, int pos) { 385 static void PatchBranchIntoNop(MacroAssembler* masm, int pos) {
386 masm->instr_at_put(pos, (masm->instr_at(pos) & ~B27) | (B24 | B20)); 386 masm->instr_at_put(pos, (masm->instr_at(pos) & ~B27) | (B24 | B20));
387 ASSERT(Assembler::IsTstImmediate(masm->instr_at(pos))); 387 ASSERT(Assembler::IsTstImmediate(masm->instr_at(pos)));
388 } 388 }
389 389
390 static void PatchNopIntoBranch(MacroAssembler* masm, int pos) { 390 static void PatchNopIntoBranch(MacroAssembler* masm, int pos) {
391 masm->instr_at_put(pos, (masm->instr_at(pos) & ~(B24 | B20)) | B27); 391 masm->instr_at_put(pos, (masm->instr_at(pos) & ~(B24 | B20)) | B27);
392 ASSERT(Assembler::IsBranch(masm->instr_at(pos))); 392 ASSERT(Assembler::IsBranch(masm->instr_at(pos)));
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791 791
792 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; 792 class LookupModeBits: public BitField<LookupMode, 0, 1> {};
793 793
794 LookupMode mode_; 794 LookupMode mode_;
795 }; 795 };
796 796
797 797
798 } } // namespace v8::internal 798 } } // namespace v8::internal
799 799
800 #endif // V8_ARM_CODE_STUBS_ARM_H_ 800 #endif // V8_ARM_CODE_STUBS_ARM_H_
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