| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "EMInterface.h" |
| #include "JITInstanceContext.h" |
| |
| #include <assert.h> |
| |
| namespace Jitrino { |
| |
| PC_Handle ProfilingInterface::getPCHandle(ProfileType type) const { |
| switch (type) { |
| case ProfileType_EntryBackedge: |
| return ebPCHandle; |
| case ProfileType_Edge: |
| return edgePCHandle; |
| case ProfileType_Value: |
| return valuePCHandle; |
| default: |
| assert(0); |
| } |
| return NULL; |
| } |
| |
| MethodProfile* ProfilingInterface::getMethodProfile(MemoryManager& mm, ProfileType type, MethodDesc& md, JITProfilingRole role) const { |
| |
| Method_Profile_Handle mpHandle = profileAccessInterface->get_method_profile(emHandle, getPCHandle(type), md.getMethodHandle()); |
| if (mpHandle==0) { |
| return NULL; |
| } |
| MethodProfile* p = NULL; |
| if (type == ProfileType_Edge) { |
| p = new (mm) EdgeMethodProfile(mpHandle, md, profileAccessInterface); |
| } else if (type == ProfileType_Value) { |
| p = new (mm) ValueMethodProfile(mpHandle, md, profileAccessInterface); |
| } else { |
| U_32* eCounter = (U_32*)profileAccessInterface->eb_profiler_get_entry_counter_addr(mpHandle); |
| U_32* bCounter = (U_32*)profileAccessInterface->eb_profiler_get_backedge_counter_addr(mpHandle); |
| p = new (mm) EntryBackedgeMethodProfile(mpHandle, md, eCounter, bCounter); |
| } |
| return p; |
| } |
| |
| Method_Profile_Handle ProfilingInterface::getMethodProfileHandle(ProfileType type, MethodDesc& md) const { |
| return profileAccessInterface->get_method_profile(emHandle, getPCHandle(type), md.getMethodHandle()); |
| } |
| |
| EM_PCTYPE ProfilingInterface::getProfileType(PC_Handle pch) const { |
| return profileAccessInterface->get_pc_type(emHandle, pch); |
| } |
| |
| bool ProfilingInterface::hasMethodProfile(ProfileType type, MethodDesc& md, JITProfilingRole role) const { |
| |
| PC_Handle pcHandle = getPCHandle(type); |
| |
| if (pcHandle == NULL) { |
| return false; |
| } |
| if (jitRole != role) { |
| return false; |
| } |
| if (profileAccessInterface != NULL) { |
| Method_Profile_Handle mpHandle = profileAccessInterface->get_method_profile(emHandle, pcHandle, md.getMethodHandle()); |
| return mpHandle!=0; |
| } |
| return false; |
| } |
| |
| U_32 ProfilingInterface::getProfileMethodCount(MethodDesc& md, JITProfilingRole role) const { |
| assert(jitRole == role); |
| PC_Handle pcHandle = getPCHandle(ProfileType_Edge); |
| ProfileType pcType = ProfileType_Edge; |
| if (pcHandle == NULL) { |
| pcHandle = getPCHandle(ProfileType_EntryBackedge); |
| pcType = ProfileType_EntryBackedge; |
| } |
| assert (pcHandle != NULL); |
| Method_Handle methodHandle = md.getMethodHandle(); |
| Method_Profile_Handle mph = profileAccessInterface->get_method_profile(emHandle, pcHandle, methodHandle); |
| if (mph == NULL) { |
| return 0; |
| } |
| U_32* counterAddr = NULL; |
| if (pcType == ProfileType_Edge) { |
| counterAddr = (U_32*)profileAccessInterface->edge_profiler_get_entry_counter_addr(mph); |
| } else { |
| counterAddr = (U_32*)profileAccessInterface->eb_profiler_get_entry_counter_addr(mph); |
| } |
| return *counterAddr; |
| } |
| |
| bool ProfilingInterface::enableProfiling(PC_Handle pc, JITProfilingRole role) { |
| EM_PCTYPE _pcType = profileAccessInterface->get_pc_type(emHandle, pc); |
| if (_pcType != EM_PCTYPE_EDGE && _pcType != EM_PCTYPE_ENTRY_BACKEDGE && _pcType != EM_PCTYPE_VALUE) { |
| return false; |
| } |
| JITInstanceContext* jitMode = JITInstanceContext::getContextForJIT(jitHandle); |
| if (jitMode->isJet()) { |
| if (role == JITProfilingRole_GEN) { |
| profilingEnabled = _pcType == EM_PCTYPE_ENTRY_BACKEDGE; |
| } else { |
| profilingEnabled = false; |
| } |
| } else { //OPT |
| profilingEnabled = true; |
| } |
| if (profilingEnabled) { |
| jitRole = role; |
| switch(_pcType) |
| { |
| case EM_PCTYPE_EDGE: |
| edgePCHandle = pc; |
| break; |
| case EM_PCTYPE_ENTRY_BACKEDGE: |
| ebPCHandle = pc; |
| break; |
| case EM_PCTYPE_VALUE: |
| valuePCHandle = pc; |
| break; |
| default: |
| assert(0); |
| return false; |
| } |
| } |
| return profilingEnabled; |
| } |
| |
| bool ProfilingInterface::isProfilingEnabled(ProfileType pcType, JITProfilingRole role) const { |
| if(!profilingEnabled || (jitRole != role) || (getPCHandle(pcType) == NULL)){ |
| return false; |
| } |
| return true; |
| } |
| |
| EntryBackedgeMethodProfile* ProfilingInterface::createEBMethodProfile(MemoryManager& mm, MethodDesc& md) { |
| assert(isProfilingEnabled(ProfileType_EntryBackedge, JITProfilingRole_GEN)); |
| PC_Handle pcHandle = getPCHandle(ProfileType_EntryBackedge); |
| Method_Profile_Handle mpHandle = profileAccessInterface->eb_profiler_create_profile(pcHandle, md.getMethodHandle()); |
| assert(mpHandle!=0); |
| U_32* eCounter = (U_32*)profileAccessInterface->eb_profiler_get_entry_counter_addr(mpHandle); |
| U_32* bCounter = (U_32*)profileAccessInterface->eb_profiler_get_backedge_counter_addr(mpHandle); |
| |
| EntryBackedgeMethodProfile* p = new (mm) EntryBackedgeMethodProfile(mpHandle, md, eCounter, bCounter); |
| return p; |
| } |
| |
| |
| EdgeMethodProfile* ProfilingInterface::createEdgeMethodProfile( MemoryManager& mm, |
| MethodDesc& md, |
| U_32 numCounters, |
| U_32* counterKeys, |
| U_32 checkSum ) |
| { |
| assert(isProfilingEnabled(ProfileType_Edge, JITProfilingRole_GEN)); |
| PC_Handle pcHandle = getPCHandle(ProfileType_Edge); |
| Method_Profile_Handle mpHandle = profileAccessInterface->edge_profiler_create_profile( |
| pcHandle, md.getMethodHandle(), numCounters, counterKeys, checkSum); |
| assert( mpHandle != NULL ); |
| |
| EdgeMethodProfile* p = new (mm) EdgeMethodProfile(mpHandle, md, profileAccessInterface); |
| return p; |
| } |
| |
| ValueMethodProfile* ProfilingInterface::createValueMethodProfile(MemoryManager& mm, |
| MethodDesc& md, |
| U_32 numKeys, |
| U_32* Keys) |
| { |
| assert(isProfilingEnabled(ProfileType_Value, JITProfilingRole_GEN)); |
| PC_Handle pcHandle = getPCHandle(ProfileType_Value); |
| Method_Profile_Handle mpHandle = profileAccessInterface->value_profiler_create_profile( |
| pcHandle, md.getMethodHandle(), numKeys, Keys); |
| assert(mpHandle != NULL); |
| |
| ValueMethodProfile* p = new (mm) ValueMethodProfile(mpHandle, md, profileAccessInterface); |
| return p; |
| } |
| |
| |
| U_32 ProfilingInterface::getMethodEntryThreshold() const { |
| PC_Handle pcHandle = getPCHandle(ProfileType_Edge); |
| if (pcHandle != NULL) { |
| return profileAccessInterface->edge_profiler_get_entry_threshold(pcHandle); |
| } else if ((pcHandle = getPCHandle(ProfileType_EntryBackedge)) != NULL) { |
| return profileAccessInterface->eb_profiler_get_entry_threshold(pcHandle); |
| } |
| assert(0); |
| return 0; |
| } |
| |
| U_32 ProfilingInterface::getBackedgeThreshold() const { |
| PC_Handle pcHandle = getPCHandle(ProfileType_Edge); |
| if (pcHandle != NULL) { |
| return profileAccessInterface->edge_profiler_get_backedge_threshold(pcHandle); |
| } else if ((pcHandle = getPCHandle(ProfileType_EntryBackedge)) != NULL) { |
| return profileAccessInterface->eb_profiler_get_backedge_threshold(pcHandle); |
| } |
| assert(0); |
| return 0; |
| } |
| |
| bool ProfilingInterface::isEBProfilerInSyncMode() const { |
| PC_Handle pcHandle = getPCHandle(ProfileType_EntryBackedge); |
| assert(pcHandle!=NULL); |
| return profileAccessInterface->eb_profiler_is_in_sync_mode(pcHandle)!=0; |
| } |
| |
| ProfilingInterface::PC_Callback_Fn* ProfilingInterface::getEBProfilerSyncModeCallback() const { |
| assert(profileAccessInterface->eb_profiler_sync_mode_callback!=NULL); |
| return (PC_Callback_Fn*)profileAccessInterface->eb_profiler_sync_mode_callback; |
| } |
| |
| |
| U_32 EdgeMethodProfile::getNumCounters() const { |
| return profileAccessInterface->edge_profiler_get_num_counters(getHandle()); |
| } |
| |
| U_32 EdgeMethodProfile::getCheckSum() const { |
| return profileAccessInterface->edge_profiler_get_checksum(getHandle()); |
| } |
| |
| U_32* EdgeMethodProfile::getEntryCounter() const { |
| return (U_32*)profileAccessInterface->edge_profiler_get_entry_counter_addr(getHandle()); |
| } |
| |
| U_32* EdgeMethodProfile::getCounter(U_32 key) const { |
| U_32* counter = (U_32*)profileAccessInterface->edge_profiler_get_counter_addr(getHandle(), key); |
| return counter; |
| } |
| |
| POINTER_SIZE_INT ValueMethodProfile::getTopValue(U_32 instructionKey) const { |
| return profileAccessInterface->value_profiler_get_top_value(getHandle(), instructionKey); |
| } |
| |
| void ValueMethodProfile::dumpValues(std::ostream& os) const { |
| profileAccessInterface->value_profiler_dump_values(getHandle(), os); |
| } |
| |
| } //namespace |
| |
