1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "java_frame_root_info.h" 18 19 #include "stack.h" 20 21 namespace art { 22 Describe(std::ostream & os) const23void JavaFrameRootInfo::Describe(std::ostream& os) const { 24 const StackVisitor* visitor = stack_visitor_; 25 CHECK(visitor != nullptr); 26 os << "Type=" << GetType() << " thread_id=" << GetThreadId() << " location=" << 27 visitor->DescribeLocation() << " vreg="; 28 if (vreg_ == JavaFrameRootInfo::kUnknownVreg) { 29 os << "Unknown"; 30 } else if (vreg_ == JavaFrameRootInfo::kImpreciseVreg) { 31 os << "imprecise"; 32 } else if (vreg_ == JavaFrameRootInfo::kProxyReferenceArgument) { 33 os << "Proxy reference argument"; 34 } else if (vreg_ == JavaFrameRootInfo::kMethodDeclaringClass) { 35 os << "method declaring class"; 36 } else { 37 os << vreg_; 38 } 39 } 40 41 } // namespace art 42