interpreter.cc revision 73be1e8f8609708f6624bb297c9628de44fd8b6f
12fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers/* 22fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * Copyright (C) 2012 The Android Open Source Project 32fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * 42fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * Licensed under the Apache License, Version 2.0 (the "License"); 52fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * you may not use this file except in compliance with the License. 62fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * You may obtain a copy of the License at 72fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * 82fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * http://www.apache.org/licenses/LICENSE-2.0 92fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * 102fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * Unless required by applicable law or agreed to in writing, software 112fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * distributed under the License is distributed on an "AS IS" BASIS, 122fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * See the License for the specific language governing permissions and 142fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers * limitations under the License. 152fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers */ 162fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers 173cfa4d05afa76e19ca99ec964b535a15c73683f0Andreas Gampe#include "interpreter.h" 18b0fa5dc7769c1e054032f39de0a3f6d6dd06f8cfIan Rogers 19d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz#include <limits> 202dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers 213cfa4d05afa76e19ca99ec964b535a15c73683f0Andreas Gampe#include "interpreter_common.h" 22b0fa5dc7769c1e054032f39de0a3f6d6dd06f8cfIan Rogers#include "mirror/string-inl.h" 232969bcdcd80624e4a4fef696b54c2c76b44b6853Andreas Gampe#include "scoped_thread_state_change.h" 242969bcdcd80624e4a4fef696b54c2c76b44b6853Andreas Gampe#include "ScopedLocalRef.h" 25b30259251b22430fad12f1adeab671e4bf8f88f5Andreas Gampe#include "stack.h" 262969bcdcd80624e4a4fef696b54c2c76b44b6853Andreas Gampe#include "unstarted_runtime.h" 27b0fa5dc7769c1e054032f39de0a3f6d6dd06f8cfIan Rogers 282fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogersnamespace art { 292fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogersnamespace interpreter { 302fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers 31fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogersstatic void InterpreterJni(Thread* self, ArtMethod* method, const StringPiece& shorty, 325d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao Object* receiver, uint32_t* args, JValue* result) 3390443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartier SHARED_REQUIRES(Locks::mutator_lock_) { 3464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers // TODO: The following enters JNI code using a typedef-ed function rather than the JNI compiler, 3564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers // it should be removed and JNI compiled stubs used instead. 3664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedObjectAccessUnchecked soa(self); 3764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (method->IsStatic()) { 3864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (shorty == "L") { 39460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jobject (fntype)(JNIEnv*, jclass); 402d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 4164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 4264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 43556d637764b71563030c479bc35364a75188d559Ian Rogers jobject jresult; 44556d637764b71563030c479bc35364a75188d559Ian Rogers { 45556d637764b71563030c479bc35364a75188d559Ian Rogers ScopedThreadStateChange tsc(self, kNative); 46556d637764b71563030c479bc35364a75188d559Ian Rogers jresult = fn(soa.Env(), klass.get()); 47556d637764b71563030c479bc35364a75188d559Ian Rogers } 48556d637764b71563030c479bc35364a75188d559Ian Rogers result->SetL(soa.Decode<Object*>(jresult)); 4964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "V") { 50460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef void (fntype)(JNIEnv*, jclass); 512d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 5264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 5364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 5464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 5564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers fn(soa.Env(), klass.get()); 5664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "Z") { 57460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jboolean (fntype)(JNIEnv*, jclass); 582d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 5964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 6064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 6164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 6264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers result->SetZ(fn(soa.Env(), klass.get())); 6364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "BI") { 64460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jbyte (fntype)(JNIEnv*, jclass, jint); 652d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 6664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 6764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 6864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 695d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetB(fn(soa.Env(), klass.get(), args[0])); 7064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "II") { 71460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jint (fntype)(JNIEnv*, jclass, jint); 722d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 7364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 7464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 7564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 765d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetI(fn(soa.Env(), klass.get(), args[0])); 7764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "LL") { 78460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jobject (fntype)(JNIEnv*, jclass, jobject); 792d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 8064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 8164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 8264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg0(soa.Env(), 832cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 842cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[0]))); 85556d637764b71563030c479bc35364a75188d559Ian Rogers jobject jresult; 86556d637764b71563030c479bc35364a75188d559Ian Rogers { 87556d637764b71563030c479bc35364a75188d559Ian Rogers ScopedThreadStateChange tsc(self, kNative); 88556d637764b71563030c479bc35364a75188d559Ian Rogers jresult = fn(soa.Env(), klass.get(), arg0.get()); 89556d637764b71563030c479bc35364a75188d559Ian Rogers } 90556d637764b71563030c479bc35364a75188d559Ian Rogers result->SetL(soa.Decode<Object*>(jresult)); 9164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "IIZ") { 92460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jint (fntype)(JNIEnv*, jclass, jint, jboolean); 932d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 9464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 9564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 9664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 975d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetI(fn(soa.Env(), klass.get(), args[0], args[1])); 9864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "ILI") { 99460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jint (fntype)(JNIEnv*, jclass, jobject, jint); 1002d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(const_cast<void*>( 1012d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier method->GetEntryPointFromJni())); 10264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 10364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 10464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg0(soa.Env(), 1052cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1062cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[0]))); 10764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1085d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetI(fn(soa.Env(), klass.get(), arg0.get(), args[1])); 10964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "SIZ") { 110460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jshort (fntype)(JNIEnv*, jclass, jint, jboolean); 1112cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier fntype* const fn = 1122cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<fntype*>(const_cast<void*>(method->GetEntryPointFromJni())); 11364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 11464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 11564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1165d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetS(fn(soa.Env(), klass.get(), args[0], args[1])); 11764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "VIZ") { 118460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef void (fntype)(JNIEnv*, jclass, jint, jboolean); 1192d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 12064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 12164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 12264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1235d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao fn(soa.Env(), klass.get(), args[0], args[1]); 12464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "ZLL") { 125460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jboolean (fntype)(JNIEnv*, jclass, jobject, jobject); 1262d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 12764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 12864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 12964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg0(soa.Env(), 1302cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1312cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[0]))); 13264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg1(soa.Env(), 1332cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1342cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[1]))); 13564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 13664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers result->SetZ(fn(soa.Env(), klass.get(), arg0.get(), arg1.get())); 13764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "ZILL") { 138460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jboolean (fntype)(JNIEnv*, jclass, jint, jobject, jobject); 1392d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 14064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 14164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 14264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg1(soa.Env(), 1432cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1442cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[1]))); 14564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg2(soa.Env(), 1462cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1472cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[2]))); 14864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1495d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetZ(fn(soa.Env(), klass.get(), args[0], arg1.get(), arg2.get())); 15064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "VILII") { 151460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef void (fntype)(JNIEnv*, jclass, jint, jobject, jint, jint); 1522d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 15364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 15464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 15564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg1(soa.Env(), 1562cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1572cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[1]))); 15864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1595d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao fn(soa.Env(), klass.get(), args[0], arg1.get(), args[2], args[3]); 16064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "VLILII") { 161460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef void (fntype)(JNIEnv*, jclass, jobject, jint, jobject, jint, jint); 1622d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 16364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jclass> klass(soa.Env(), 16464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jclass>(method->GetDeclaringClass())); 16564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg0(soa.Env(), 1662cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1672cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[0]))); 16864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg2(soa.Env(), 1692cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 1702cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[2]))); 17164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 1725d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao fn(soa.Env(), klass.get(), arg0.get(), args[1], arg2.get(), args[3], args[4]); 17364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else { 17464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers LOG(FATAL) << "Do something with static native method: " << PrettyMethod(method) 17564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers << " shorty: " << shorty; 17664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 17764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else { 17864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (shorty == "L") { 179460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jobject (fntype)(JNIEnv*, jobject); 1802d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 18164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> rcvr(soa.Env(), 18264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jobject>(receiver)); 183556d637764b71563030c479bc35364a75188d559Ian Rogers jobject jresult; 184556d637764b71563030c479bc35364a75188d559Ian Rogers { 185556d637764b71563030c479bc35364a75188d559Ian Rogers ScopedThreadStateChange tsc(self, kNative); 186556d637764b71563030c479bc35364a75188d559Ian Rogers jresult = fn(soa.Env(), rcvr.get()); 187556d637764b71563030c479bc35364a75188d559Ian Rogers } 188556d637764b71563030c479bc35364a75188d559Ian Rogers result->SetL(soa.Decode<Object*>(jresult)); 1893dd9f76ff8fa99be9ff6b18354528c5def7b26f7Jeff Hao } else if (shorty == "V") { 190460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef void (fntype)(JNIEnv*, jobject); 1912d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 1923dd9f76ff8fa99be9ff6b18354528c5def7b26f7Jeff Hao ScopedLocalRef<jobject> rcvr(soa.Env(), 1933dd9f76ff8fa99be9ff6b18354528c5def7b26f7Jeff Hao soa.AddLocalReference<jobject>(receiver)); 1943dd9f76ff8fa99be9ff6b18354528c5def7b26f7Jeff Hao ScopedThreadStateChange tsc(self, kNative); 1953dd9f76ff8fa99be9ff6b18354528c5def7b26f7Jeff Hao fn(soa.Env(), rcvr.get()); 19664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "LL") { 197460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jobject (fntype)(JNIEnv*, jobject, jobject); 1982d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 19964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> rcvr(soa.Env(), 20064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jobject>(receiver)); 20164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> arg0(soa.Env(), 2022cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier soa.AddLocalReference<jobject>( 2032cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier reinterpret_cast<Object*>(args[0]))); 204556d637764b71563030c479bc35364a75188d559Ian Rogers jobject jresult; 205556d637764b71563030c479bc35364a75188d559Ian Rogers { 206556d637764b71563030c479bc35364a75188d559Ian Rogers ScopedThreadStateChange tsc(self, kNative); 207556d637764b71563030c479bc35364a75188d559Ian Rogers jresult = fn(soa.Env(), rcvr.get(), arg0.get()); 208556d637764b71563030c479bc35364a75188d559Ian Rogers } 209556d637764b71563030c479bc35364a75188d559Ian Rogers result->SetL(soa.Decode<Object*>(jresult)); 21064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 21164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else if (shorty == "III") { 212460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer typedef jint (fntype)(JNIEnv*, jobject, jint, jint); 2132d7210188805292e463be4bcf7a133b654d7e0eaMathieu Chartier fntype* const fn = reinterpret_cast<fntype*>(method->GetEntryPointFromJni()); 21464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedLocalRef<jobject> rcvr(soa.Env(), 21564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers soa.AddLocalReference<jobject>(receiver)); 21664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers ScopedThreadStateChange tsc(self, kNative); 2175d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao result->SetI(fn(soa.Env(), rcvr.get(), args[0], args[1])); 21864b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } else { 21964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers LOG(FATAL) << "Do something with native method: " << PrettyMethod(method) 22064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers << " shorty: " << shorty; 22164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 22264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 22364b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers} 22464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers 2258ece050d85fc244c72610244e440b0e00aa618faSebastien Hertzenum InterpreterImplKind { 226b48b9eb6d181a1f52e2e605cf26a21505f1d46edIan Rogers kSwitchImpl, // Switch-based interpreter implementation. 227b48b9eb6d181a1f52e2e605cf26a21505f1d46edIan Rogers kComputedGotoImplKind // Computed-goto-based interpreter implementation. 2288ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz}; 229277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampestatic std::ostream& operator<<(std::ostream& os, const InterpreterImplKind& rhs) { 2306a3c1fcb4ba42ad4d5d142c17a3712a6ddd3866fIan Rogers os << ((rhs == kSwitchImpl) ? "Switch-based interpreter" : "Computed-goto-based interpreter"); 2316a3c1fcb4ba42ad4d5d142c17a3712a6ddd3866fIan Rogers return os; 2326a3c1fcb4ba42ad4d5d142c17a3712a6ddd3866fIan Rogers} 233fa46d3ee8cba2985c5c8bdfe47d15daf0613ebdcIan Rogers 234fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz#if !defined(__clang__) 235b48b9eb6d181a1f52e2e605cf26a21505f1d46edIan Rogersstatic constexpr InterpreterImplKind kInterpreterImplKind = kComputedGotoImplKind; 236fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz#else 237fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz// Clang 3.4 fails to build the goto interpreter implementation. 238fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertzstatic constexpr InterpreterImplKind kInterpreterImplKind = kSwitchImpl; 239fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertztemplate<bool do_access_check, bool transaction_active> 240e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue ExecuteGotoImpl(Thread*, const DexFile::CodeItem*, ShadowFrame&, JValue) { 241fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz LOG(FATAL) << "UNREACHABLE"; 2422c4257be8191c5eefde744e8965fcefc80a0a97dIan Rogers UNREACHABLE(); 243fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz} 244fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz// Explicit definitions of ExecuteGotoImpl. 24590443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartiertemplate<> SHARED_REQUIRES(Locks::mutator_lock_) 246e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue ExecuteGotoImpl<true, false>(Thread* self, const DexFile::CodeItem* code_item, 247fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz ShadowFrame& shadow_frame, JValue result_register); 24890443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartiertemplate<> SHARED_REQUIRES(Locks::mutator_lock_) 249e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue ExecuteGotoImpl<false, false>(Thread* self, const DexFile::CodeItem* code_item, 250fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz ShadowFrame& shadow_frame, JValue result_register); 25190443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartiertemplate<> SHARED_REQUIRES(Locks::mutator_lock_) 252e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue ExecuteGotoImpl<true, true>(Thread* self, const DexFile::CodeItem* code_item, 253e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers ShadowFrame& shadow_frame, JValue result_register); 25490443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartiertemplate<> SHARED_REQUIRES(Locks::mutator_lock_) 255e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue ExecuteGotoImpl<false, true>(Thread* self, const DexFile::CodeItem* code_item, 256e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers ShadowFrame& shadow_frame, JValue result_register); 257fa888d06fd9ae90565254456e9b2e0cd62fbc91fSebastien Hertz#endif 2582fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers 259e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogersstatic JValue Execute(Thread* self, const DexFile::CodeItem* code_item, ShadowFrame& shadow_frame, 260e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers JValue result_register) 26190443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartier SHARED_REQUIRES(Locks::mutator_lock_); 262233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz 263e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogersstatic inline JValue Execute(Thread* self, const DexFile::CodeItem* code_item, 264233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz ShadowFrame& shadow_frame, JValue result_register) { 2659139e008abe30b7beaf4afd6533228a1dd9b202cAlex Light DCHECK(shadow_frame.GetMethod()->IsInvokable()); 266848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers DCHECK(!shadow_frame.GetMethod()->IsNative()); 2674e99b3d8955131f3fc71aa113f0fa71f0092cb6fSebastien Hertz shadow_frame.GetMethod()->GetDeclaringClass()->AssertInitializedOrInitializingInThread(self); 2688ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz 269d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz bool transaction_active = Runtime::Current()->IsActiveTransaction(); 2708ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz if (LIKELY(shadow_frame.GetMethod()->IsPreverified())) { 271233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz // Enter the "without access check" interpreter. 2728ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz if (kInterpreterImplKind == kSwitchImpl) { 273d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (transaction_active) { 274e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteSwitchImpl<false, true>(self, code_item, shadow_frame, result_register); 275d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } else { 276e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteSwitchImpl<false, false>(self, code_item, shadow_frame, result_register); 277d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 2788ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz } else { 2798ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz DCHECK_EQ(kInterpreterImplKind, kComputedGotoImplKind); 280d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (transaction_active) { 281e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteGotoImpl<false, true>(self, code_item, shadow_frame, result_register); 282d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } else { 283e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteGotoImpl<false, false>(self, code_item, shadow_frame, result_register); 284d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 2858ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz } 286233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz } else { 287233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz // Enter the "with access check" interpreter. 2888ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz if (kInterpreterImplKind == kSwitchImpl) { 289d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (transaction_active) { 290e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteSwitchImpl<true, true>(self, code_item, shadow_frame, result_register); 291d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } else { 292e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteSwitchImpl<true, false>(self, code_item, shadow_frame, result_register); 293d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 2948ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz } else { 2958ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz DCHECK_EQ(kInterpreterImplKind, kComputedGotoImplKind); 296d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (transaction_active) { 297e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteGotoImpl<true, true>(self, code_item, shadow_frame, result_register); 298d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } else { 299e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return ExecuteGotoImpl<true, false>(self, code_item, shadow_frame, result_register); 300d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 3018ece050d85fc244c72610244e440b0e00aa618faSebastien Hertz } 302233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz } 303233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz} 304233ea8e084a95ad2a3af746dddbadb155db6a814Sebastien Hertz 305ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromvoid EnterInterpreterFromInvoke(Thread* self, ArtMethod* method, Object* receiver, 3066474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao uint32_t* args, JValue* result) { 30764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers DCHECK_EQ(self, Thread::Current()); 308535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray bool implicit_check = !Runtime::Current()->ExplicitStackOverflowChecks(); 309535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray if (UNLIKELY(__builtin_frame_address(0) < self->GetStackEndForInterpreter(implicit_check))) { 310d752132c73072084a3def9257cca4fcee76047b6jeffhao ThrowStackOverflowError(self); 311d752132c73072084a3def9257cca4fcee76047b6jeffhao return; 312d752132c73072084a3def9257cca4fcee76047b6jeffhao } 313d752132c73072084a3def9257cca4fcee76047b6jeffhao 314e861ebd5d9490cc86200f3859f3d36fadad4588cMathieu Chartier const char* old_cause = self->StartAssertNoThreadSuspension("EnterInterpreterFromInvoke"); 315bfd9a4378eacaf2dc2bbe05ad48c5164fc93c9feMathieu Chartier const DexFile::CodeItem* code_item = method->GetCodeItem(); 3162fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers uint16_t num_regs; 3172fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers uint16_t num_ins; 3182cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier if (code_item != nullptr) { 3192fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers num_regs = code_item->registers_size_; 3202fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers num_ins = code_item->ins_size_; 3219139e008abe30b7beaf4afd6533228a1dd9b202cAlex Light } else if (!method->IsInvokable()) { 322e861ebd5d9490cc86200f3859f3d36fadad4588cMathieu Chartier self->EndAssertNoThreadSuspension(old_cause); 3239139e008abe30b7beaf4afd6533228a1dd9b202cAlex Light method->ThrowInvocationTimeError(); 3240a9bb73c70298922ad33d67c209a4e440b216fa2jeffhao return; 3252fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } else { 3262fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers DCHECK(method->IsNative()); 327bfd9a4378eacaf2dc2bbe05ad48c5164fc93c9feMathieu Chartier num_regs = num_ins = ArtMethod::NumArgRegisters(method->GetShorty()); 3282fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers if (!method->IsStatic()) { 3292fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers num_regs++; 3302fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers num_ins++; 3312fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3322fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3332fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers // Set up shadow frame with matching number of reference slots to vregs. 3342fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers ShadowFrame* last_shadow_frame = self->GetManagedStack()->GetTopShadowFrame(); 335b30259251b22430fad12f1adeab671e4bf8f88f5Andreas Gampe ShadowFrameAllocaUniquePtr shadow_frame_unique_ptr = 33603ec930faded5bbfa096533ce60b6893847922dbAndreas Gampe CREATE_SHADOW_FRAME(num_regs, last_shadow_frame, method, /* dex pc */ 0); 337b30259251b22430fad12f1adeab671e4bf8f88f5Andreas Gampe ShadowFrame* shadow_frame = shadow_frame_unique_ptr.get(); 3386613519990bdb5616f2858c146f162ef760f03d2Jeff Hao self->PushShadowFrame(shadow_frame); 339e861ebd5d9490cc86200f3859f3d36fadad4588cMathieu Chartier 3402fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers size_t cur_reg = num_regs - num_ins; 3412fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers if (!method->IsStatic()) { 3422cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier CHECK(receiver != nullptr); 343ce4cc0d1818e872c1c7f3c3519a82259afd5c288TDYa shadow_frame->SetVRegReference(cur_reg, receiver); 3442fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers ++cur_reg; 3452fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 346bfd9a4378eacaf2dc2bbe05ad48c5164fc93c9feMathieu Chartier uint32_t shorty_len = 0; 347bfd9a4378eacaf2dc2bbe05ad48c5164fc93c9feMathieu Chartier const char* shorty = method->GetShorty(&shorty_len); 3485d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao for (size_t shorty_pos = 0, arg_pos = 0; cur_reg < num_regs; ++shorty_pos, ++arg_pos, cur_reg++) { 349bfd9a4378eacaf2dc2bbe05ad48c5164fc93c9feMathieu Chartier DCHECK_LT(shorty_pos + 1, shorty_len); 3505d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao switch (shorty[shorty_pos + 1]) { 3512fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers case 'L': { 352ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers Object* o = reinterpret_cast<StackReference<Object>*>(&args[arg_pos])->AsMirrorPtr(); 353ce4cc0d1818e872c1c7f3c3519a82259afd5c288TDYa shadow_frame->SetVRegReference(cur_reg, o); 3542fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers break; 3552fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3565d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao case 'J': case 'D': { 3575d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao uint64_t wide_value = (static_cast<uint64_t>(args[arg_pos + 1]) << 32) | args[arg_pos]; 3585d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao shadow_frame->SetVRegLong(cur_reg, wide_value); 3592fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers cur_reg++; 3605d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao arg_pos++; 3612fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers break; 3625d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao } 3632fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers default: 3645d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao shadow_frame->SetVReg(cur_reg, args[arg_pos]); 3652fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers break; 3662fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3672fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 36892246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier self->EndAssertNoThreadSuspension(old_cause); 36992246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier // Do this after populating the shadow frame in case EnsureInitialized causes a GC. 3706c5cb212fa7010ae7caf9dc765533aa967c95342Ian Rogers if (method->IsStatic() && UNLIKELY(!method->GetDeclaringClass()->IsInitialized())) { 37192246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 372eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(self); 373eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> h_class(hs.NewHandle(method->GetDeclaringClass())); 3747b078e8c04f3e1451dbdd18543c8b9692b5b067eIan Rogers if (UNLIKELY(!class_linker->EnsureInitialized(self, h_class, true, true))) { 37592246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier CHECK(self->IsExceptionPending()); 37692246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier self->PopShadowFrame(); 37792246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier return; 37892246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier } 37992246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier } 38064b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (LIKELY(!method->IsNative())) { 381e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers JValue r = Execute(self, code_item, *shadow_frame, JValue()); 3822cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier if (result != nullptr) { 3836474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao *result = r; 3842fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3852fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } else { 38664b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers // We don't expect to be asked to interpret native code (which is entered via a JNI compiler 38764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers // generated stub) except during testing and image writing. 38892246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier // Update args to be the args in the shadow frame since the input ones could hold stale 38992246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier // references pointers due to moving GC. 39092246bb5d6caae4fdb09cd3c8c10d78e41932d45Mathieu Chartier args = shadow_frame->GetVRegArgs(method->IsStatic() ? 0 : 1); 39164b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (!Runtime::Current()->IsStarted()) { 392799681b176ad25437ce2849639f54f610dcbf684Andreas Gampe UnstartedRuntime::Jni(self, method, receiver, args, result); 3932fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } else { 3946474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao InterpreterJni(self, method, shorty, receiver, args, result); 3952fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3962fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers } 3972fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers self->PopShadowFrame(); 3982fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers} 3992fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers 40073be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffrayvoid EnterInterpreterFromDeoptimize(Thread* self, 40173be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray ShadowFrame* shadow_frame, 40273be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray bool from_code, 40373be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray JValue* ret_val) 40490443477f9a0061581c420775ce3b7eeae7468bcMathieu Chartier SHARED_REQUIRES(Locks::mutator_lock_) { 40511ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao JValue value; 4062cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier // Set value to last known result in case the shadow frame chain is empty. 4072cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier value.SetJ(ret_val->GetJ()); 408520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz // Are we executing the first shadow frame? 409520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz bool first = true; 4102cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier while (shadow_frame != nullptr) { 41162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers self->SetTopOfShadowStack(shadow_frame); 412e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers const DexFile::CodeItem* code_item = shadow_frame->GetMethod()->GetCodeItem(); 413270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz const uint32_t dex_pc = shadow_frame->GetDexPC(); 41473be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray uint32_t new_dex_pc = dex_pc; 415270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz if (UNLIKELY(self->IsExceptionPending())) { 416520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz // If we deoptimize from the QuickExceptionHandler, we already reported the exception to 417520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz // the instrumentation. To prevent from reporting it a second time, we simply pass a 418520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz // null Instrumentation*. 419270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz const instrumentation::Instrumentation* const instrumentation = 420520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz first ? nullptr : Runtime::Current()->GetInstrumentation(); 421270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz uint32_t found_dex_pc = FindNextInstructionFollowingException(self, *shadow_frame, dex_pc, 422270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz instrumentation); 423270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz new_dex_pc = found_dex_pc; // the dex pc of a matching catch handler 424270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz // or DexFile::kDexNoIndex if there is none. 42573be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray } else if (!from_code) { 42673be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray // For the debugger and full deoptimization stack, we must go past the invoke 42773be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray // instruction, as it already executed. 428d43b3ac88cd46b8815890188c9c2b9a3f1564648Mingyao Yang // TODO: should be tested more once b/17586779 is fixed. 42973be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray const Instruction* instr = Instruction::At(&code_item->insns_[dex_pc]); 43073be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray DCHECK(instr->IsInvoke()); 43173be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray new_dex_pc = dex_pc + instr->SizeInCodeUnits(); 43273be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray } else { 43373be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray // Nothing to do, the dex_pc is the one at which the code requested 43473be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray // the deoptimization. 435270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz } 436270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz if (new_dex_pc != DexFile::kDexNoIndex) { 437270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz shadow_frame->SetDexPC(new_dex_pc); 438270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz value = Execute(self, code_item, *shadow_frame, value); 439270a0e16c3b8e5b95cbfdbd8996ac137c7c6322bSebastien Hertz } 44011ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao ShadowFrame* old_frame = shadow_frame; 44111ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao shadow_frame = shadow_frame->GetLink(); 442241a9588c6d7d0fcb4c92da40c7141863930083aChristopher Ferris ShadowFrame::DeleteDeoptimizedFrame(old_frame); 44373be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray // Following deoptimizations of shadow frames must pass the invoke instruction. 44473be1e8f8609708f6624bb297c9628de44fd8b6fNicolas Geoffray from_code = false; 445520633bebd2bf4d70884d30f179dbde9f275aac6Sebastien Hertz first = false; 44611ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao } 44711ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao ret_val->SetJ(value.GetJ()); 44811ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao} 44911ffc2d02b7d979f26a8a04013fce3eb4f9a2816Jeff Hao 450e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian RogersJValue EnterInterpreterFromEntryPoint(Thread* self, const DexFile::CodeItem* code_item, 4516f3dbbadf4ce66982eb3d400e0a74cb73eb034f3Ian Rogers ShadowFrame* shadow_frame) { 452f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers DCHECK_EQ(self, Thread::Current()); 453535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray bool implicit_check = !Runtime::Current()->ExplicitStackOverflowChecks(); 454535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray if (UNLIKELY(__builtin_frame_address(0) < self->GetStackEndForInterpreter(implicit_check))) { 455f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers ThrowStackOverflowError(self); 456f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers return JValue(); 457f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers } 458f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers 459e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers return Execute(self, code_item, *shadow_frame, JValue()); 4607db619bb2a4e01e8532a04b613745d4926b205d7Ian Rogers} 4617db619bb2a4e01e8532a04b613745d4926b205d7Ian Rogers 4623cfa4d05afa76e19ca99ec964b535a15c73683f0Andreas Gampevoid ArtInterpreterToInterpreterBridge(Thread* self, const DexFile::CodeItem* code_item, 4633cfa4d05afa76e19ca99ec964b535a15c73683f0Andreas Gampe ShadowFrame* shadow_frame, JValue* result) { 464535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray bool implicit_check = !Runtime::Current()->ExplicitStackOverflowChecks(); 465535a3fbc08e1577f43aec7402cab80c14ca64c41Nicolas Geoffray if (UNLIKELY(__builtin_frame_address(0) < self->GetStackEndForInterpreter(implicit_check))) { 466167436311a08a65dea28dda079a137893821c9c7Jeff Hao ThrowStackOverflowError(self); 4676951067ee14754454e17221fdef0d3d5ed7c4f7eJeff Hao return; 468167436311a08a65dea28dda079a137893821c9c7Jeff Hao } 469167436311a08a65dea28dda079a137893821c9c7Jeff Hao 470e861ebd5d9490cc86200f3859f3d36fadad4588cMathieu Chartier self->PushShadowFrame(shadow_frame); 471eb7c144a6aff7da673ba53d501c46f00311d4d7fAlex Light ArtMethod* method = shadow_frame->GetMethod(); 472c61124bdeaae94f977ffc36ac69535e792c226f2Sebastien Hertz // Ensure static methods are initialized. 473eb7c144a6aff7da673ba53d501c46f00311d4d7fAlex Light const bool is_static = method->IsStatic(); 474e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers if (is_static) { 475eb7c144a6aff7da673ba53d501c46f00311d4d7fAlex Light mirror::Class* declaring_class = method->GetDeclaringClass(); 4766c5cb212fa7010ae7caf9dc765533aa967c95342Ian Rogers if (UNLIKELY(!declaring_class->IsInitialized())) { 4770cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier StackHandleScope<1> hs(self); 4780cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier HandleWrapper<Class> h_declaring_class(hs.NewHandleWrapper(&declaring_class)); 4790cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier if (UNLIKELY(!Runtime::Current()->GetClassLinker()->EnsureInitialized( 4807b078e8c04f3e1451dbdd18543c8b9692b5b067eIan Rogers self, h_declaring_class, true, true))) { 4810cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier DCHECK(self->IsExceptionPending()); 482e861ebd5d9490cc86200f3859f3d36fadad4588cMathieu Chartier self->PopShadowFrame(); 483c61124bdeaae94f977ffc36ac69535e792c226f2Sebastien Hertz return; 484c61124bdeaae94f977ffc36ac69535e792c226f2Sebastien Hertz } 4850cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier CHECK(h_declaring_class->IsInitializing()); 486167436311a08a65dea28dda079a137893821c9c7Jeff Hao } 487167436311a08a65dea28dda079a137893821c9c7Jeff Hao } 488167436311a08a65dea28dda079a137893821c9c7Jeff Hao 489e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers if (LIKELY(!shadow_frame->GetMethod()->IsNative())) { 490e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers result->SetJ(Execute(self, code_item, *shadow_frame, JValue()).GetJ()); 491167436311a08a65dea28dda079a137893821c9c7Jeff Hao } else { 492167436311a08a65dea28dda079a137893821c9c7Jeff Hao // We don't expect to be asked to interpret native code (which is entered via a JNI compiler 493167436311a08a65dea28dda079a137893821c9c7Jeff Hao // generated stub) except during testing and image writing. 494167436311a08a65dea28dda079a137893821c9c7Jeff Hao CHECK(!Runtime::Current()->IsStarted()); 495e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers Object* receiver = is_static ? nullptr : shadow_frame->GetVRegReference(0); 496e94652f1e321b2c8b71acbe5b07d2ebf69fbdb99Ian Rogers uint32_t* args = shadow_frame->GetVRegArgs(is_static ? 0 : 1); 497799681b176ad25437ce2849639f54f610dcbf684Andreas Gampe UnstartedRuntime::Jni(self, shadow_frame->GetMethod(), receiver, args, result); 498167436311a08a65dea28dda079a137893821c9c7Jeff Hao } 499167436311a08a65dea28dda079a137893821c9c7Jeff Hao 500167436311a08a65dea28dda079a137893821c9c7Jeff Hao self->PopShadowFrame(); 501167436311a08a65dea28dda079a137893821c9c7Jeff Hao} 502167436311a08a65dea28dda079a137893821c9c7Jeff Hao 5032fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers} // namespace interpreter 5042fa6b2e2fc3d2a2fc27808ce518dc76b80ce369aIan Rogers} // namespace art 505