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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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1513 | 1513 |
1514 // Expects object in a0 and returns map with validated enum cache | 1514 // Expects object in a0 and returns map with validated enum cache |
1515 // in a0. Assumes that any other register can be used as a scratch. | 1515 // in a0. Assumes that any other register can be used as a scratch. |
1516 void CheckEnumCache(Register null_value, Label* call_runtime); | 1516 void CheckEnumCache(Register null_value, Label* call_runtime); |
1517 | 1517 |
1518 // AllocationMemento support. Arrays may have an associated | 1518 // AllocationMemento support. Arrays may have an associated |
1519 // AllocationMemento object that can be checked for in order to pretransition | 1519 // AllocationMemento object that can be checked for in order to pretransition |
1520 // to another type. | 1520 // to another type. |
1521 // On entry, receiver_reg should point to the array object. | 1521 // On entry, receiver_reg should point to the array object. |
1522 // scratch_reg gets clobbered. | 1522 // scratch_reg gets clobbered. |
1523 // If allocation info is present, jump to allocation_info_present | 1523 // If allocation info is present, jump to allocation_memento_present. |
1524 void TestJSArrayForAllocationMemento(Register receiver_reg, | 1524 void TestJSArrayForAllocationMemento( |
1525 Register scratch_reg, | 1525 Register receiver_reg, |
1526 Condition cond, | 1526 Register scratch_reg, |
1527 Label* allocation_memento_present); | 1527 Label* no_memento_found, |
| 1528 Condition cond = al, |
| 1529 Label* allocation_memento_present = NULL); |
| 1530 |
| 1531 void JumpIfJSArrayHasAllocationMemento(Register receiver_reg, |
| 1532 Register scratch_reg, |
| 1533 Label* memento_found) { |
| 1534 Label no_memento_found; |
| 1535 TestJSArrayForAllocationMemento(receiver_reg, scratch_reg, |
| 1536 &no_memento_found, eq, memento_found); |
| 1537 bind(&no_memento_found); |
| 1538 } |
1528 | 1539 |
1529 private: | 1540 private: |
1530 void CallCFunctionHelper(Register function, | 1541 void CallCFunctionHelper(Register function, |
1531 int num_reg_arguments, | 1542 int num_reg_arguments, |
1532 int num_double_arguments); | 1543 int num_double_arguments); |
1533 | 1544 |
1534 void BranchShort(int16_t offset, BranchDelaySlot bdslot = PROTECT); | 1545 void BranchShort(int16_t offset, BranchDelaySlot bdslot = PROTECT); |
1535 void BranchShort(int16_t offset, Condition cond, Register rs, | 1546 void BranchShort(int16_t offset, Condition cond, Register rs, |
1536 const Operand& rt, | 1547 const Operand& rt, |
1537 BranchDelaySlot bdslot = PROTECT); | 1548 BranchDelaySlot bdslot = PROTECT); |
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1642 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x) | 1653 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x) |
1643 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1654 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1644 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1655 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1645 #else | 1656 #else |
1646 #define ACCESS_MASM(masm) masm-> | 1657 #define ACCESS_MASM(masm) masm-> |
1647 #endif | 1658 #endif |
1648 | 1659 |
1649 } } // namespace v8::internal | 1660 } } // namespace v8::internal |
1650 | 1661 |
1651 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 1662 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
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