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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_IA32. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_IA32. |
| 6 #if defined(TARGET_ARCH_IA32) | 6 #if defined(TARGET_ARCH_IA32) |
| 7 | 7 |
| 8 #include "vm/flow_graph_compiler.h" | 8 #include "vm/flow_graph_compiler.h" |
| 9 | 9 |
| 10 #include "lib/error.h" | 10 #include "lib/error.h" |
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| 222 NULL)) { | 222 NULL)) { |
| 223 __ j(ZERO, is_instance_lbl); | 223 __ j(ZERO, is_instance_lbl); |
| 224 } else { | 224 } else { |
| 225 __ j(ZERO, is_not_instance_lbl); | 225 __ j(ZERO, is_not_instance_lbl); |
| 226 } | 226 } |
| 227 // Compare if the classes are equal. | 227 // Compare if the classes are equal. |
| 228 const Register kClassIdReg = ECX; | 228 const Register kClassIdReg = ECX; |
| 229 __ LoadClassId(kClassIdReg, kInstanceReg); | 229 __ LoadClassId(kClassIdReg, kInstanceReg); |
| 230 __ cmpl(kClassIdReg, Immediate(type_class.id())); | 230 __ cmpl(kClassIdReg, Immediate(type_class.id())); |
| 231 __ j(EQUAL, is_instance_lbl); | 231 __ j(EQUAL, is_instance_lbl); |
| 232 // See ClassFinalizer::ResolveSuperTypeAndInterfaces for list of restricted |
| 233 // interfaces. |
| 232 // Bool interface can be implemented only by core class Bool. | 234 // Bool interface can be implemented only by core class Bool. |
| 233 // (see ClassFinalizer::ResolveInterfaces for list of restricted interfaces). | |
| 234 if (type.IsBoolType()) { | 235 if (type.IsBoolType()) { |
| 235 __ cmpl(kClassIdReg, Immediate(kBoolCid)); | 236 __ cmpl(kClassIdReg, Immediate(kBoolCid)); |
| 236 __ j(EQUAL, is_instance_lbl); | 237 __ j(EQUAL, is_instance_lbl); |
| 237 __ jmp(is_not_instance_lbl); | 238 __ jmp(is_not_instance_lbl); |
| 238 return false; | 239 return false; |
| 239 } | 240 } |
| 240 if (type.IsFunctionType()) { | 241 if (type.IsFunctionType()) { |
| 241 // Check if instance is a closure. | 242 // Check if instance is a closure. |
| 242 const Immediate& raw_null = | 243 const Immediate& raw_null = |
| 243 Immediate(reinterpret_cast<intptr_t>(Object::null())); | 244 Immediate(reinterpret_cast<intptr_t>(Object::null())); |
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| 1717 __ popl(ECX); | 1718 __ popl(ECX); |
| 1718 __ popl(EAX); | 1719 __ popl(EAX); |
| 1719 } | 1720 } |
| 1720 | 1721 |
| 1721 | 1722 |
| 1722 #undef __ | 1723 #undef __ |
| 1723 | 1724 |
| 1724 } // namespace dart | 1725 } // namespace dart |
| 1725 | 1726 |
| 1726 #endif // defined TARGET_ARCH_IA32 | 1727 #endif // defined TARGET_ARCH_IA32 |
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