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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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1197 | 1197 |
1198 ASSERT(compiled_code_->kind() == Code::COMPILED_STUB); | 1198 ASSERT(compiled_code_->kind() == Code::COMPILED_STUB); |
1199 int major_key = compiled_code_->major_key(); | 1199 int major_key = compiled_code_->major_key(); |
1200 CodeStubInterfaceDescriptor* descriptor = | 1200 CodeStubInterfaceDescriptor* descriptor = |
1201 isolate_->code_stub_interface_descriptor(major_key); | 1201 isolate_->code_stub_interface_descriptor(major_key); |
1202 | 1202 |
1203 // The output frame must have room for all pushed register parameters | 1203 // The output frame must have room for all pushed register parameters |
1204 // and the standard stack frame slots. Include space for an argument | 1204 // and the standard stack frame slots. Include space for an argument |
1205 // object to the callee and optionally the space to pass the argument | 1205 // object to the callee and optionally the space to pass the argument |
1206 // object to the stub failure handler. | 1206 // object to the stub failure handler. |
| 1207 ASSERT(descriptor->register_param_count_ >= 0); |
1207 int height_in_bytes = kPointerSize * descriptor->register_param_count_ + | 1208 int height_in_bytes = kPointerSize * descriptor->register_param_count_ + |
1208 sizeof(Arguments) + kPointerSize; | 1209 sizeof(Arguments) + kPointerSize; |
1209 int fixed_frame_size = StandardFrameConstants::kFixedFrameSize; | 1210 int fixed_frame_size = StandardFrameConstants::kFixedFrameSize; |
1210 int input_frame_size = input_->GetFrameSize(); | 1211 int input_frame_size = input_->GetFrameSize(); |
1211 int output_frame_size = height_in_bytes + fixed_frame_size; | 1212 int output_frame_size = height_in_bytes + fixed_frame_size; |
1212 if (trace_) { | 1213 if (trace_) { |
1213 PrintF(" translating %s => StubFailureTrampolineStub, height=%d\n", | 1214 PrintF(" translating %s => StubFailureTrampolineStub, height=%d\n", |
1214 CodeStub::MajorName(static_cast<CodeStub::Major>(major_key), false), | 1215 CodeStub::MajorName(static_cast<CodeStub::Major>(major_key), false), |
1215 height_in_bytes); | 1216 height_in_bytes); |
1216 } | 1217 } |
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2726 | 2727 |
2727 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) { | 2728 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) { |
2728 v->VisitPointer(BitCast<Object**>(&function_)); | 2729 v->VisitPointer(BitCast<Object**>(&function_)); |
2729 v->VisitPointers(parameters_, parameters_ + parameters_count_); | 2730 v->VisitPointers(parameters_, parameters_ + parameters_count_); |
2730 v->VisitPointers(expression_stack_, expression_stack_ + expression_count_); | 2731 v->VisitPointers(expression_stack_, expression_stack_ + expression_count_); |
2731 } | 2732 } |
2732 | 2733 |
2733 #endif // ENABLE_DEBUGGER_SUPPORT | 2734 #endif // ENABLE_DEBUGGER_SUPPORT |
2734 | 2735 |
2735 } } // namespace v8::internal | 2736 } } // namespace v8::internal |
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