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Issue 6516011: X64 Crankshaft: Add test that fails on x64 Crankshaft build to list of skippe... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 9 years, 10 months ago
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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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1757 Label map_check_; 1757 Label map_check_;
1758 }; 1758 };
1759 1759
1760 DeferredInstanceOfKnownGlobal* deferred; 1760 DeferredInstanceOfKnownGlobal* deferred;
1761 deferred = new DeferredInstanceOfKnownGlobal(this, instr); 1761 deferred = new DeferredInstanceOfKnownGlobal(this, instr);
1762 1762
1763 Label done, false_result; 1763 Label done, false_result;
1764 Register object = ToRegister(instr->InputAt(0)); 1764 Register object = ToRegister(instr->InputAt(0));
1765 Register temp = ToRegister(instr->TempAt(0)); 1765 Register temp = ToRegister(instr->TempAt(0));
1766 1766
1767 // A Smi is not instance of anything. 1767 // A Smi is not an instance of anything.
1768 __ test(object, Immediate(kSmiTagMask)); 1768 __ test(object, Immediate(kSmiTagMask));
1769 __ j(zero, &false_result, not_taken); 1769 __ j(zero, &false_result, not_taken);
1770 1770
1771 // This is the inlined call site instanceof cache. The two occourences of the 1771 // This is the inlined call site instanceof cache. The two occurences of the
1772 // hole value will be patched to the last map/result pair generated by the 1772 // hole value will be patched to the last map/result pair generated by the
1773 // instanceof stub. 1773 // instanceof stub.
1774 NearLabel cache_miss; 1774 NearLabel cache_miss;
1775 Register map = ToRegister(instr->TempAt(0)); 1775 Register map = ToRegister(instr->TempAt(0));
1776 __ mov(map, FieldOperand(object, HeapObject::kMapOffset)); 1776 __ mov(map, FieldOperand(object, HeapObject::kMapOffset));
1777 __ bind(deferred->map_check()); // Label for calculating code patching. 1777 __ bind(deferred->map_check()); // Label for calculating code patching.
1778 __ cmp(map, Factory::the_hole_value()); // Patched to cached map. 1778 __ cmp(map, Factory::the_hole_value()); // Patched to cached map.
1779 __ j(not_equal, &cache_miss, not_taken); 1779 __ j(not_equal, &cache_miss, not_taken);
1780 __ mov(eax, Factory::the_hole_value()); // Patched to either true or false. 1780 __ mov(eax, Factory::the_hole_value()); // Patched to either true or false.
1781 __ jmp(&done); 1781 __ jmp(&done);
1782 1782
1783 // The inlined call site cache did not match. Check null and string before 1783 // The inlined call site cache did not match. Check for null and string
1784 // calling the deferred code. 1784 // before calling the deferred code.
1785 __ bind(&cache_miss); 1785 __ bind(&cache_miss);
1786 // Null is not instance of anything. 1786 // Null is not an instance of anything.
1787 __ cmp(object, Factory::null_value()); 1787 __ cmp(object, Factory::null_value());
1788 __ j(equal, &false_result); 1788 __ j(equal, &false_result);
1789 1789
1790 // String values are not instances of anything. 1790 // String values are not instances of anything.
1791 Condition is_string = masm_->IsObjectStringType(object, temp, temp); 1791 Condition is_string = masm_->IsObjectStringType(object, temp, temp);
1792 __ j(is_string, &false_result); 1792 __ j(is_string, &false_result);
1793 1793
1794 // Go to the deferred code. 1794 // Go to the deferred code.
1795 __ jmp(deferred->entry()); 1795 __ jmp(deferred->entry());
1796 1796
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3767 ASSERT(osr_pc_offset_ == -1); 3767 ASSERT(osr_pc_offset_ == -1);
3768 osr_pc_offset_ = masm()->pc_offset(); 3768 osr_pc_offset_ = masm()->pc_offset();
3769 } 3769 }
3770 3770
3771 3771
3772 #undef __ 3772 #undef __
3773 3773
3774 } } // namespace v8::internal 3774 } } // namespace v8::internal
3775 3775
3776 #endif // V8_TARGET_ARCH_IA32 3776 #endif // V8_TARGET_ARCH_IA32
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