OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
(...skipping 807 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
818 } | 818 } |
819 | 819 |
820 static void DoRuntimeProfile(Sampler* sampler, void* ignored) { | 820 static void DoRuntimeProfile(Sampler* sampler, void* ignored) { |
821 if (!sampler->isolate()->IsInitialized()) return; | 821 if (!sampler->isolate()->IsInitialized()) return; |
822 sampler->isolate()->runtime_profiler()->NotifyTick(); | 822 sampler->isolate()->runtime_profiler()->NotifyTick(); |
823 } | 823 } |
824 | 824 |
825 void SampleContext(Sampler* sampler) { | 825 void SampleContext(Sampler* sampler) { |
826 thread_act_t profiled_thread = sampler->platform_data()->profiled_thread(); | 826 thread_act_t profiled_thread = sampler->platform_data()->profiled_thread(); |
827 TickSample sample_obj; | 827 TickSample sample_obj; |
828 TickSample* sample = CpuProfiler::StartTickSampleEvent(sampler->isolate()); | 828 TickSample* sample = CpuProfiler::TickSampleEvent(sampler->isolate()); |
829 if (sample == NULL) sample = &sample_obj; | 829 if (sample == NULL) sample = &sample_obj; |
830 | 830 |
831 if (KERN_SUCCESS != thread_suspend(profiled_thread)) return; | 831 if (KERN_SUCCESS != thread_suspend(profiled_thread)) return; |
832 | 832 |
833 #if V8_HOST_ARCH_X64 | 833 #if V8_HOST_ARCH_X64 |
834 thread_state_flavor_t flavor = x86_THREAD_STATE64; | 834 thread_state_flavor_t flavor = x86_THREAD_STATE64; |
835 x86_thread_state64_t state; | 835 x86_thread_state64_t state; |
836 mach_msg_type_number_t count = x86_THREAD_STATE64_COUNT; | 836 mach_msg_type_number_t count = x86_THREAD_STATE64_COUNT; |
837 #if __DARWIN_UNIX03 | 837 #if __DARWIN_UNIX03 |
838 #define REGISTER_FIELD(name) __r ## name | 838 #define REGISTER_FIELD(name) __r ## name |
(...skipping 17 matching lines...) Expand all Loading... |
856 flavor, | 856 flavor, |
857 reinterpret_cast<natural_t*>(&state), | 857 reinterpret_cast<natural_t*>(&state), |
858 &count) == KERN_SUCCESS) { | 858 &count) == KERN_SUCCESS) { |
859 sample->state = sampler->isolate()->current_vm_state(); | 859 sample->state = sampler->isolate()->current_vm_state(); |
860 sample->pc = reinterpret_cast<Address>(state.REGISTER_FIELD(ip)); | 860 sample->pc = reinterpret_cast<Address>(state.REGISTER_FIELD(ip)); |
861 sample->sp = reinterpret_cast<Address>(state.REGISTER_FIELD(sp)); | 861 sample->sp = reinterpret_cast<Address>(state.REGISTER_FIELD(sp)); |
862 sample->fp = reinterpret_cast<Address>(state.REGISTER_FIELD(bp)); | 862 sample->fp = reinterpret_cast<Address>(state.REGISTER_FIELD(bp)); |
863 sampler->SampleStack(sample); | 863 sampler->SampleStack(sample); |
864 sampler->Tick(sample); | 864 sampler->Tick(sample); |
865 } | 865 } |
866 CpuProfiler::FinishTickSampleEvent(sampler->isolate()); | |
867 thread_resume(profiled_thread); | 866 thread_resume(profiled_thread); |
868 } | 867 } |
869 | 868 |
870 const int interval_; | 869 const int interval_; |
871 RuntimeProfilerRateLimiter rate_limiter_; | 870 RuntimeProfilerRateLimiter rate_limiter_; |
872 | 871 |
873 // Protects the process wide state below. | 872 // Protects the process wide state below. |
874 static Mutex* mutex_; | 873 static Mutex* mutex_; |
875 static SamplerThread* instance_; | 874 static SamplerThread* instance_; |
876 | 875 |
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
909 data_ = new PlatformData; | 908 data_ = new PlatformData; |
910 } | 909 } |
911 | 910 |
912 | 911 |
913 Sampler::~Sampler() { | 912 Sampler::~Sampler() { |
914 ASSERT(!IsActive()); | 913 ASSERT(!IsActive()); |
915 delete data_; | 914 delete data_; |
916 } | 915 } |
917 | 916 |
918 | 917 |
919 void Sampler::DoSample() { | |
920 // TODO(rogulenko): implement | |
921 } | |
922 | |
923 | |
924 void Sampler::Start() { | 918 void Sampler::Start() { |
925 ASSERT(!IsActive()); | 919 ASSERT(!IsActive()); |
926 SetActive(true); | 920 SetActive(true); |
927 SamplerThread::AddActiveSampler(this); | 921 SamplerThread::AddActiveSampler(this); |
928 } | 922 } |
929 | 923 |
930 | 924 |
931 void Sampler::Stop() { | 925 void Sampler::Stop() { |
932 ASSERT(IsActive()); | 926 ASSERT(IsActive()); |
933 SamplerThread::RemoveActiveSampler(this); | 927 SamplerThread::RemoveActiveSampler(this); |
934 SetActive(false); | 928 SetActive(false); |
935 } | 929 } |
936 | 930 |
937 | 931 |
938 void Sampler::StartSampling() { | |
939 } | |
940 | |
941 | |
942 void Sampler::StopSampling() { | |
943 } | |
944 | |
945 | |
946 } } // namespace v8::internal | 932 } } // namespace v8::internal |
OLD | NEW |