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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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980 __ bind(&miss); | 980 __ bind(&miss); |
981 __ IncrementCounter(&Counters::call_global_inline_miss, 1); | 981 __ IncrementCounter(&Counters::call_global_inline_miss, 1); |
982 Handle<Code> ic = ComputeCallMiss(arguments().immediate()); | 982 Handle<Code> ic = ComputeCallMiss(arguments().immediate()); |
983 __ Jump(ic, RelocInfo::CODE_TARGET); | 983 __ Jump(ic, RelocInfo::CODE_TARGET); |
984 | 984 |
985 // Return the generated code. | 985 // Return the generated code. |
986 return GetCode(NORMAL, name); | 986 return GetCode(NORMAL, name); |
987 } | 987 } |
988 | 988 |
989 | 989 |
990 Object* LoadStubCompiler::CompileLoadCallback(JSObject* object, | 990 Object* LoadStubCompiler::CompileLoadCallback(String* name, |
| 991 JSObject* object, |
991 JSObject* holder, | 992 JSObject* holder, |
992 AccessorInfo* callback, | 993 AccessorInfo* callback) { |
993 String* name) { | |
994 // ----------- S t a t e ------------- | 994 // ----------- S t a t e ------------- |
995 // -- rcx : name | 995 // -- rcx : name |
996 // -- rsp[0] : return address | 996 // -- rsp[0] : return address |
997 // -- rsp[8] : receiver | 997 // -- rsp[8] : receiver |
998 // ----------------------------------- | 998 // ----------------------------------- |
999 Label miss; | 999 Label miss; |
1000 | 1000 |
1001 __ movq(rax, Operand(rsp, kPointerSize)); | 1001 __ movq(rax, Operand(rsp, kPointerSize)); |
1002 GenerateLoadCallback(object, holder, rax, rcx, rbx, rdx, | 1002 Failure* failure = Failure::InternalError(); |
1003 callback, name, &miss); | 1003 bool success = GenerateLoadCallback(object, holder, rax, rcx, rbx, rdx, |
| 1004 callback, name, &miss, &failure); |
| 1005 if (!success) return failure; |
| 1006 |
1004 __ bind(&miss); | 1007 __ bind(&miss); |
1005 GenerateLoadMiss(masm(), Code::LOAD_IC); | 1008 GenerateLoadMiss(masm(), Code::LOAD_IC); |
1006 | 1009 |
1007 // Return the generated code. | 1010 // Return the generated code. |
1008 return GetCode(CALLBACKS, name); | 1011 return GetCode(CALLBACKS, name); |
1009 } | 1012 } |
1010 | 1013 |
1011 | 1014 |
1012 Object* LoadStubCompiler::CompileLoadConstant(JSObject* object, | 1015 Object* LoadStubCompiler::CompileLoadConstant(JSObject* object, |
1013 JSObject* holder, | 1016 JSObject* holder, |
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1147 Label miss; | 1150 Label miss; |
1148 | 1151 |
1149 __ movq(rax, Operand(rsp, kPointerSize)); | 1152 __ movq(rax, Operand(rsp, kPointerSize)); |
1150 __ movq(rcx, Operand(rsp, 2 * kPointerSize)); | 1153 __ movq(rcx, Operand(rsp, 2 * kPointerSize)); |
1151 __ IncrementCounter(&Counters::keyed_load_callback, 1); | 1154 __ IncrementCounter(&Counters::keyed_load_callback, 1); |
1152 | 1155 |
1153 // Check that the name has not changed. | 1156 // Check that the name has not changed. |
1154 __ Cmp(rax, Handle<String>(name)); | 1157 __ Cmp(rax, Handle<String>(name)); |
1155 __ j(not_equal, &miss); | 1158 __ j(not_equal, &miss); |
1156 | 1159 |
1157 GenerateLoadCallback(receiver, holder, rcx, rax, rbx, rdx, | 1160 Failure* failure = Failure::InternalError(); |
1158 callback, name, &miss); | 1161 bool success = GenerateLoadCallback(receiver, holder, rcx, rax, rbx, rdx, |
| 1162 callback, name, &miss, &failure); |
| 1163 if (!success) return failure; |
| 1164 |
1159 __ bind(&miss); | 1165 __ bind(&miss); |
1160 __ DecrementCounter(&Counters::keyed_load_callback, 1); | 1166 __ DecrementCounter(&Counters::keyed_load_callback, 1); |
1161 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); | 1167 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); |
1162 | 1168 |
1163 // Return the generated code. | 1169 // Return the generated code. |
1164 return GetCode(CALLBACKS, name); | 1170 return GetCode(CALLBACKS, name); |
1165 } | 1171 } |
1166 | 1172 |
1167 | 1173 |
1168 Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) { | 1174 Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) { |
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1603 holder, | 1609 holder, |
1604 name, | 1610 name, |
1605 lookup, | 1611 lookup, |
1606 receiver, | 1612 receiver, |
1607 scratch1, | 1613 scratch1, |
1608 scratch2, | 1614 scratch2, |
1609 miss); | 1615 miss); |
1610 } | 1616 } |
1611 | 1617 |
1612 | 1618 |
1613 void StubCompiler::GenerateLoadCallback(JSObject* object, | 1619 bool StubCompiler::GenerateLoadCallback(JSObject* object, |
1614 JSObject* holder, | 1620 JSObject* holder, |
1615 Register receiver, | 1621 Register receiver, |
1616 Register name_reg, | 1622 Register name_reg, |
1617 Register scratch1, | 1623 Register scratch1, |
1618 Register scratch2, | 1624 Register scratch2, |
1619 AccessorInfo* callback, | 1625 AccessorInfo* callback, |
1620 String* name, | 1626 String* name, |
1621 Label* miss) { | 1627 Label* miss, |
| 1628 Failure** failure) { |
1622 // Check that the receiver isn't a smi. | 1629 // Check that the receiver isn't a smi. |
1623 __ JumpIfSmi(receiver, miss); | 1630 __ JumpIfSmi(receiver, miss); |
1624 | 1631 |
1625 // Check that the maps haven't changed. | 1632 // Check that the maps haven't changed. |
1626 Register reg = | 1633 Register reg = |
1627 CheckPrototypes(object, receiver, holder, | 1634 CheckPrototypes(object, receiver, holder, |
1628 scratch1, scratch2, name, miss); | 1635 scratch1, scratch2, name, miss); |
1629 | 1636 |
1630 // Push the arguments on the JS stack of the caller. | 1637 // Push the arguments on the JS stack of the caller. |
1631 __ pop(scratch2); // remove return address | 1638 __ pop(scratch2); // remove return address |
1632 __ push(receiver); // receiver | 1639 __ push(receiver); // receiver |
1633 __ push(reg); // holder | 1640 __ push(reg); // holder |
1634 __ Move(reg, Handle<AccessorInfo>(callback)); // callback data | 1641 __ Move(reg, Handle<AccessorInfo>(callback)); // callback data |
1635 __ push(reg); | 1642 __ push(reg); |
1636 __ push(FieldOperand(reg, AccessorInfo::kDataOffset)); | 1643 __ push(FieldOperand(reg, AccessorInfo::kDataOffset)); |
1637 __ push(name_reg); // name | 1644 __ push(name_reg); // name |
1638 __ push(scratch2); // restore return address | 1645 __ push(scratch2); // restore return address |
1639 | 1646 |
1640 // Do tail-call to the runtime system. | 1647 // Do tail-call to the runtime system. |
1641 ExternalReference load_callback_property = | 1648 ExternalReference load_callback_property = |
1642 ExternalReference(IC_Utility(IC::kLoadCallbackProperty)); | 1649 ExternalReference(IC_Utility(IC::kLoadCallbackProperty)); |
1643 __ TailCallRuntime(load_callback_property, 5, 1); | 1650 __ TailCallRuntime(load_callback_property, 5, 1); |
| 1651 |
| 1652 return true; |
1644 } | 1653 } |
1645 | 1654 |
1646 | 1655 |
1647 Register StubCompiler::CheckPrototypes(JSObject* object, | 1656 Register StubCompiler::CheckPrototypes(JSObject* object, |
1648 Register object_reg, | 1657 Register object_reg, |
1649 JSObject* holder, | 1658 JSObject* holder, |
1650 Register holder_reg, | 1659 Register holder_reg, |
1651 Register scratch, | 1660 Register scratch, |
1652 String* name, | 1661 String* name, |
1653 Label* miss) { | 1662 Label* miss) { |
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1852 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); | 1861 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); |
1853 | 1862 |
1854 // Return the generated code. | 1863 // Return the generated code. |
1855 return GetCode(); | 1864 return GetCode(); |
1856 } | 1865 } |
1857 | 1866 |
1858 | 1867 |
1859 #undef __ | 1868 #undef __ |
1860 | 1869 |
1861 } } // namespace v8::internal | 1870 } } // namespace v8::internal |
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