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| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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| 1526 __ tst(value, Operand(kSmiTagMask)); | 1526 __ tst(value, Operand(kSmiTagMask)); |
| 1527 __ Ret(eq); | 1527 __ Ret(eq); |
| 1528 // Update write barrier for the elements array address. | 1528 // Update write barrier for the elements array address. |
| 1529 __ sub(r4, r5, Operand(elements)); | 1529 __ sub(r4, r5, Operand(elements)); |
| 1530 __ RecordWrite(elements, Operand(r4), r5, r6); | 1530 __ RecordWrite(elements, Operand(r4), r5, r6); |
| 1531 | 1531 |
| 1532 __ Ret(); | 1532 __ Ret(); |
| 1533 } | 1533 } |
| 1534 | 1534 |
| 1535 | 1535 |
| 1536 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) { | 1536 void StoreIC::GenerateMegamorphic(MacroAssembler* masm, |
| 1537 Code::ExtraICState extra_ic_state) { |
| 1537 // ----------- S t a t e ------------- | 1538 // ----------- S t a t e ------------- |
| 1538 // -- r0 : value | 1539 // -- r0 : value |
| 1539 // -- r1 : receiver | 1540 // -- r1 : receiver |
| 1540 // -- r2 : name | 1541 // -- r2 : name |
| 1541 // -- lr : return address | 1542 // -- lr : return address |
| 1542 // ----------------------------------- | 1543 // ----------------------------------- |
| 1543 | 1544 |
| 1544 // Get the receiver from the stack and probe the stub cache. | 1545 // Get the receiver from the stack and probe the stub cache. |
| 1545 Code::Flags flags = Code::ComputeFlags(Code::STORE_IC, | 1546 Code::Flags flags = Code::ComputeFlags(Code::STORE_IC, |
| 1546 NOT_IN_LOOP, | 1547 NOT_IN_LOOP, |
| 1547 MONOMORPHIC); | 1548 MONOMORPHIC, |
| 1549 extra_ic_state); |
| 1548 StubCache::GenerateProbe(masm, flags, r1, r2, r3, r4, r5); | 1550 StubCache::GenerateProbe(masm, flags, r1, r2, r3, r4, r5); |
| 1549 | 1551 |
| 1550 // Cache miss: Jump to runtime. | 1552 // Cache miss: Jump to runtime. |
| 1551 GenerateMiss(masm); | 1553 GenerateMiss(masm); |
| 1552 } | 1554 } |
| 1553 | 1555 |
| 1554 | 1556 |
| 1555 void StoreIC::GenerateMiss(MacroAssembler* masm) { | 1557 void StoreIC::GenerateMiss(MacroAssembler* masm) { |
| 1556 // ----------- S t a t e ------------- | 1558 // ----------- S t a t e ------------- |
| 1557 // -- r0 : value | 1559 // -- r0 : value |
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| 1771 Register reg = Assembler::GetRn(instr_at_patch); | 1773 Register reg = Assembler::GetRn(instr_at_patch); |
| 1772 patcher.masm()->tst(reg, Operand(kSmiTagMask)); | 1774 patcher.masm()->tst(reg, Operand(kSmiTagMask)); |
| 1773 patcher.EmitCondition(eq); | 1775 patcher.EmitCondition(eq); |
| 1774 } | 1776 } |
| 1775 } | 1777 } |
| 1776 | 1778 |
| 1777 | 1779 |
| 1778 } } // namespace v8::internal | 1780 } } // namespace v8::internal |
| 1779 | 1781 |
| 1780 #endif // V8_TARGET_ARCH_ARM | 1782 #endif // V8_TARGET_ARCH_ARM |
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