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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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388 Code::Kind kind, | 388 Code::Kind kind, |
389 Code::ExtraICState extra_ic_state) { | 389 Code::ExtraICState extra_ic_state) { |
390 // ----------- S t a t e ------------- | 390 // ----------- S t a t e ------------- |
391 // -- a1 : receiver | 391 // -- a1 : receiver |
392 // -- a2 : name | 392 // -- a2 : name |
393 // ----------------------------------- | 393 // ----------------------------------- |
394 Label number, non_number, non_string, boolean, probe, miss; | 394 Label number, non_number, non_string, boolean, probe, miss; |
395 | 395 |
396 // Probe the stub cache. | 396 // Probe the stub cache. |
397 Code::Flags flags = Code::ComputeFlags(kind, | 397 Code::Flags flags = Code::ComputeFlags(kind, |
| 398 NOT_IN_LOOP, |
398 MONOMORPHIC, | 399 MONOMORPHIC, |
399 extra_ic_state, | 400 extra_ic_state, |
400 NORMAL, | 401 NORMAL, |
401 argc); | 402 argc); |
402 Isolate::Current()->stub_cache()->GenerateProbe( | 403 Isolate::Current()->stub_cache()->GenerateProbe( |
403 masm, flags, a1, a2, a3, t0, t1); | 404 masm, flags, a1, a2, a3, t0, t1); |
404 | 405 |
405 // If the stub cache probing failed, the receiver might be a value. | 406 // If the stub cache probing failed, the receiver might be a value. |
406 // For value objects, we use the map of the prototype objects for | 407 // For value objects, we use the map of the prototype objects for |
407 // the corresponding JSValue for the cache and that is what we need | 408 // the corresponding JSValue for the cache and that is what we need |
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724 | 725 |
725 void LoadIC::GenerateMegamorphic(MacroAssembler* masm) { | 726 void LoadIC::GenerateMegamorphic(MacroAssembler* masm) { |
726 // ----------- S t a t e ------------- | 727 // ----------- S t a t e ------------- |
727 // -- a2 : name | 728 // -- a2 : name |
728 // -- ra : return address | 729 // -- ra : return address |
729 // -- a0 : receiver | 730 // -- a0 : receiver |
730 // -- sp[0] : receiver | 731 // -- sp[0] : receiver |
731 // ----------------------------------- | 732 // ----------------------------------- |
732 | 733 |
733 // Probe the stub cache. | 734 // Probe the stub cache. |
734 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, MONOMORPHIC); | 735 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, |
| 736 NOT_IN_LOOP, |
| 737 MONOMORPHIC); |
735 Isolate::Current()->stub_cache()->GenerateProbe( | 738 Isolate::Current()->stub_cache()->GenerateProbe( |
736 masm, flags, a0, a2, a3, t0, t1); | 739 masm, flags, a0, a2, a3, t0, t1); |
737 | 740 |
738 // Cache miss: Jump to runtime. | 741 // Cache miss: Jump to runtime. |
739 GenerateMiss(masm); | 742 GenerateMiss(masm); |
740 } | 743 } |
741 | 744 |
742 | 745 |
743 void LoadIC::GenerateNormal(MacroAssembler* masm) { | 746 void LoadIC::GenerateNormal(MacroAssembler* masm) { |
744 // ----------- S t a t e ------------- | 747 // ----------- S t a t e ------------- |
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1385 void StoreIC::GenerateMegamorphic(MacroAssembler* masm, | 1388 void StoreIC::GenerateMegamorphic(MacroAssembler* masm, |
1386 StrictModeFlag strict_mode) { | 1389 StrictModeFlag strict_mode) { |
1387 // ----------- S t a t e ------------- | 1390 // ----------- S t a t e ------------- |
1388 // -- a0 : value | 1391 // -- a0 : value |
1389 // -- a1 : receiver | 1392 // -- a1 : receiver |
1390 // -- a2 : name | 1393 // -- a2 : name |
1391 // -- ra : return address | 1394 // -- ra : return address |
1392 // ----------------------------------- | 1395 // ----------------------------------- |
1393 | 1396 |
1394 // Get the receiver from the stack and probe the stub cache. | 1397 // Get the receiver from the stack and probe the stub cache. |
1395 Code::Flags flags = | 1398 Code::Flags flags = Code::ComputeFlags(Code::STORE_IC, |
1396 Code::ComputeFlags(Code::STORE_IC, MONOMORPHIC, strict_mode); | 1399 NOT_IN_LOOP, |
| 1400 MONOMORPHIC, |
| 1401 strict_mode); |
1397 Isolate::Current()->stub_cache()->GenerateProbe( | 1402 Isolate::Current()->stub_cache()->GenerateProbe( |
1398 masm, flags, a1, a2, a3, t0, t1); | 1403 masm, flags, a1, a2, a3, t0, t1); |
1399 | 1404 |
1400 // Cache miss: Jump to runtime. | 1405 // Cache miss: Jump to runtime. |
1401 GenerateMiss(masm); | 1406 GenerateMiss(masm); |
1402 } | 1407 } |
1403 | 1408 |
1404 | 1409 |
1405 void StoreIC::GenerateMiss(MacroAssembler* masm) { | 1410 void StoreIC::GenerateMiss(MacroAssembler* masm) { |
1406 // ----------- S t a t e ------------- | 1411 // ----------- S t a t e ------------- |
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1626 Register reg = Register::from_code(Assembler::GetRs(instr_at_patch)); | 1631 Register reg = Register::from_code(Assembler::GetRs(instr_at_patch)); |
1627 patcher.masm()->andi(at, reg, kSmiTagMask); | 1632 patcher.masm()->andi(at, reg, kSmiTagMask); |
1628 patcher.ChangeBranchCondition(eq); | 1633 patcher.ChangeBranchCondition(eq); |
1629 } | 1634 } |
1630 } | 1635 } |
1631 | 1636 |
1632 | 1637 |
1633 } } // namespace v8::internal | 1638 } } // namespace v8::internal |
1634 | 1639 |
1635 #endif // V8_TARGET_ARCH_MIPS | 1640 #endif // V8_TARGET_ARCH_MIPS |
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