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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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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1751 Builtins::JavaScript id) { | 1751 Builtins::JavaScript id) { |
1752 // Load the builtins object into target register. | 1752 // Load the builtins object into target register. |
1753 Ldr(target, GlobalObjectMemOperand()); | 1753 Ldr(target, GlobalObjectMemOperand()); |
1754 Ldr(target, FieldMemOperand(target, GlobalObject::kBuiltinsOffset)); | 1754 Ldr(target, FieldMemOperand(target, GlobalObject::kBuiltinsOffset)); |
1755 // Load the JavaScript builtin function from the builtins object. | 1755 // Load the JavaScript builtin function from the builtins object. |
1756 Ldr(target, FieldMemOperand(target, | 1756 Ldr(target, FieldMemOperand(target, |
1757 JSBuiltinsObject::OffsetOfFunctionWithId(id))); | 1757 JSBuiltinsObject::OffsetOfFunctionWithId(id))); |
1758 } | 1758 } |
1759 | 1759 |
1760 | 1760 |
1761 void MacroAssembler::GetBuiltinEntry(Register target, Builtins::JavaScript id) { | 1761 void MacroAssembler::GetBuiltinEntry(Register target, |
1762 ASSERT(!target.is(x1)); | 1762 Register function, |
1763 GetBuiltinFunction(x1, id); | 1763 Builtins::JavaScript id) { |
| 1764 ASSERT(!AreAliased(target, function)); |
| 1765 GetBuiltinFunction(function, id); |
1764 // Load the code entry point from the builtins object. | 1766 // Load the code entry point from the builtins object. |
1765 Ldr(target, FieldMemOperand(x1, JSFunction::kCodeEntryOffset)); | 1767 Ldr(target, FieldMemOperand(function, JSFunction::kCodeEntryOffset)); |
1766 } | 1768 } |
1767 | 1769 |
1768 | 1770 |
1769 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, | 1771 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, |
1770 InvokeFlag flag, | 1772 InvokeFlag flag, |
1771 const CallWrapper& call_wrapper) { | 1773 const CallWrapper& call_wrapper) { |
1772 ASM_LOCATION("MacroAssembler::InvokeBuiltin"); | 1774 ASM_LOCATION("MacroAssembler::InvokeBuiltin"); |
1773 // You can't call a builtin without a valid frame. | 1775 // You can't call a builtin without a valid frame. |
1774 ASSERT(flag == JUMP_FUNCTION || has_frame()); | 1776 ASSERT(flag == JUMP_FUNCTION || has_frame()); |
1775 | 1777 |
1776 GetBuiltinEntry(x2, id); | 1778 // Get the builtin entry in x2 and setup the function object in x1. |
| 1779 GetBuiltinEntry(x2, x1, id); |
1777 if (flag == CALL_FUNCTION) { | 1780 if (flag == CALL_FUNCTION) { |
1778 call_wrapper.BeforeCall(CallSize(x2)); | 1781 call_wrapper.BeforeCall(CallSize(x2)); |
1779 Call(x2); | 1782 Call(x2); |
1780 call_wrapper.AfterCall(); | 1783 call_wrapper.AfterCall(); |
1781 } else { | 1784 } else { |
1782 ASSERT(flag == JUMP_FUNCTION); | 1785 ASSERT(flag == JUMP_FUNCTION); |
1783 Jump(x2); | 1786 Jump(x2); |
1784 } | 1787 } |
1785 } | 1788 } |
1786 | 1789 |
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5105 } | 5108 } |
5106 } | 5109 } |
5107 | 5110 |
5108 | 5111 |
5109 #undef __ | 5112 #undef __ |
5110 | 5113 |
5111 | 5114 |
5112 } } // namespace v8::internal | 5115 } } // namespace v8::internal |
5113 | 5116 |
5114 #endif // V8_TARGET_ARCH_A64 | 5117 #endif // V8_TARGET_ARCH_A64 |
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