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-rw-r--r--simpleperf/record.h115
1 files changed, 57 insertions, 58 deletions
diff --git a/simpleperf/record.h b/simpleperf/record.h
index 163d5208..0ba8d4aa 100644
--- a/simpleperf/record.h
+++ b/simpleperf/record.h
@@ -27,11 +27,13 @@
#include <android-base/logging.h>
-#include "build_id.h"
#include "CallChainJoiner.h"
#include "OfflineUnwinder.h"
+#include "build_id.h"
#include "perf_event.h"
+namespace simpleperf {
+
enum user_record_type {
PERF_RECORD_USER_DEFINED_TYPE_START = 64,
PERF_RECORD_ATTR = 64,
@@ -66,9 +68,8 @@ struct simpleperf_record_header {
uint16_t size0;
};
-static_assert(
- sizeof(simpleperf_record_header) == sizeof(perf_event_header),
- "simpleperf_record_header should have the same size as perf_event_header");
+static_assert(sizeof(simpleperf_record_header) == sizeof(perf_event_header),
+ "simpleperf_record_header should have the same size as perf_event_header");
struct PerfSampleIpType {
uint64_t ip;
@@ -184,12 +185,11 @@ struct SampleId {
bool sample_id_all;
uint64_t sample_type;
- PerfSampleTidType tid_data; // Valid if sample_id_all && PERF_SAMPLE_TID.
- PerfSampleTimeType time_data; // Valid if sample_id_all && PERF_SAMPLE_TIME.
- PerfSampleIdType id_data; // Valid if sample_id_all && PERF_SAMPLE_ID.
- PerfSampleStreamIdType
- stream_id_data; // Valid if sample_id_all && PERF_SAMPLE_STREAM_ID.
- PerfSampleCpuType cpu_data; // Valid if sample_id_all && PERF_SAMPLE_CPU.
+ PerfSampleTidType tid_data; // Valid if sample_id_all && PERF_SAMPLE_TID.
+ PerfSampleTimeType time_data; // Valid if sample_id_all && PERF_SAMPLE_TIME.
+ PerfSampleIdType id_data; // Valid if sample_id_all && PERF_SAMPLE_ID.
+ PerfSampleStreamIdType stream_id_data; // Valid if sample_id_all && PERF_SAMPLE_STREAM_ID.
+ PerfSampleCpuType cpu_data; // Valid if sample_id_all && PERF_SAMPLE_CPU.
SampleId();
@@ -197,8 +197,7 @@ struct SampleId {
size_t CreateContent(const perf_event_attr& attr, uint64_t event_id);
// Parse sample_id from binary format in the buffer pointed by p.
- void ReadFromBinaryFormat(const perf_event_attr& attr, const char* p,
- const char* end);
+ void ReadFromBinaryFormat(const perf_event_attr& attr, const char* p, const char* end);
// Write the binary format of sample_id to the buffer pointed by p.
void WriteToBinaryFormat(char*& p) const;
@@ -238,8 +237,8 @@ struct Record {
static uint32_t header_size() { return sizeof(perf_event_header); }
bool InKernel() const {
- return (header.misc & PERF_RECORD_MISC_CPUMODE_MASK) ==
- PERF_RECORD_MISC_KERNEL;
+ uint16_t cpumode = header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
+ return cpumode == PERF_RECORD_MISC_KERNEL || cpumode == PERF_RECORD_MISC_GUEST_KERNEL;
}
void SetTypeAndMisc(uint32_t type, uint16_t misc) {
@@ -280,12 +279,11 @@ struct MmapRecord : public Record {
MmapRecord(const perf_event_attr& attr, char* p);
- MmapRecord(const perf_event_attr& attr, bool in_kernel, uint32_t pid,
- uint32_t tid, uint64_t addr, uint64_t len, uint64_t pgoff,
- const std::string& filename, uint64_t event_id, uint64_t time = 0);
+ MmapRecord(const perf_event_attr& attr, bool in_kernel, uint32_t pid, uint32_t tid, uint64_t addr,
+ uint64_t len, uint64_t pgoff, const std::string& filename, uint64_t event_id,
+ uint64_t time = 0);
- void SetDataAndFilename(const MmapRecordDataType& data,
- const std::string& filename);
+ void SetDataAndFilename(const MmapRecordDataType& data, const std::string& filename);
protected:
void DumpData(size_t indent) const override;
@@ -311,8 +309,7 @@ struct Mmap2Record : public Record {
uint64_t addr, uint64_t len, uint64_t pgoff, uint32_t prot,
const std::string& filename, uint64_t event_id, uint64_t time = 0);
- void SetDataAndFilename(const Mmap2RecordDataType& data,
- const std::string& filename);
+ void SetDataAndFilename(const Mmap2RecordDataType& data, const std::string& filename);
protected:
void DumpData(size_t indent) const override;
@@ -327,8 +324,8 @@ struct CommRecord : public Record {
CommRecord(const perf_event_attr& attr, char* p);
- CommRecord(const perf_event_attr& attr, uint32_t pid, uint32_t tid,
- const std::string& comm, uint64_t event_id, uint64_t time);
+ CommRecord(const perf_event_attr& attr, uint32_t pid, uint32_t tid, const std::string& comm,
+ uint64_t event_id, uint64_t time);
void SetCommandName(const std::string& name);
@@ -353,16 +350,14 @@ struct ExitOrForkRecord : public Record {
};
struct ExitRecord : public ExitOrForkRecord {
- ExitRecord(const perf_event_attr& attr, char* p)
- : ExitOrForkRecord(attr, p) {}
+ ExitRecord(const perf_event_attr& attr, char* p) : ExitOrForkRecord(attr, p) {}
};
struct ForkRecord : public ExitOrForkRecord {
- ForkRecord(const perf_event_attr& attr, char* p)
- : ExitOrForkRecord(attr, p) {}
+ ForkRecord(const perf_event_attr& attr, char* p) : ExitOrForkRecord(attr, p) {}
- ForkRecord(const perf_event_attr& attr, uint32_t pid, uint32_t tid,
- uint32_t ppid, uint32_t ptid, uint64_t event_id);
+ ForkRecord(const perf_event_attr& attr, uint32_t pid, uint32_t tid, uint32_t ppid, uint32_t ptid,
+ uint64_t event_id);
};
struct LostRecord : public Record {
@@ -388,17 +383,15 @@ struct SampleRecord : public Record {
PerfSampleCpuType cpu_data; // Valid if PERF_SAMPLE_CPU.
PerfSamplePeriodType period_data; // Valid if PERF_SAMPLE_PERIOD.
- PerfSampleCallChainType callchain_data; // Valid if PERF_SAMPLE_CALLCHAIN.
- PerfSampleRawType raw_data; // Valid if PERF_SAMPLE_RAW.
- PerfSampleBranchStackType
- branch_stack_data; // Valid if PERF_SAMPLE_BRANCH_STACK.
- PerfSampleRegsUserType regs_user_data; // Valid if PERF_SAMPLE_REGS_USER.
- PerfSampleStackUserType stack_user_data; // Valid if PERF_SAMPLE_STACK_USER.
+ PerfSampleCallChainType callchain_data; // Valid if PERF_SAMPLE_CALLCHAIN.
+ PerfSampleRawType raw_data; // Valid if PERF_SAMPLE_RAW.
+ PerfSampleBranchStackType branch_stack_data; // Valid if PERF_SAMPLE_BRANCH_STACK.
+ PerfSampleRegsUserType regs_user_data; // Valid if PERF_SAMPLE_REGS_USER.
+ PerfSampleStackUserType stack_user_data; // Valid if PERF_SAMPLE_STACK_USER.
SampleRecord(const perf_event_attr& attr, char* p);
- SampleRecord(const perf_event_attr& attr, uint64_t id, uint64_t ip,
- uint32_t pid, uint32_t tid, uint64_t time, uint32_t cpu,
- uint64_t period, const std::vector<uint64_t>& ips,
+ SampleRecord(const perf_event_attr& attr, uint64_t id, uint64_t ip, uint32_t pid, uint32_t tid,
+ uint64_t time, uint32_t cpu, uint64_t period, const std::vector<uint64_t>& ips,
const std::vector<char>& stack, uint64_t dyn_stack_size);
void ReplaceRegAndStackWithCallChain(const std::vector<uint64_t>& ips);
@@ -430,7 +423,7 @@ struct AuxRecord : public Record {
uint64_t aux_offset;
uint64_t aux_size;
uint64_t flags;
- }* data;
+ } * data;
AuxRecord(const perf_event_attr& attr, char* p);
@@ -447,8 +440,7 @@ struct BuildIdRecord : public Record {
explicit BuildIdRecord(char* p);
- BuildIdRecord(bool in_kernel, pid_t pid, const BuildId& build_id,
- const std::string& filename);
+ BuildIdRecord(bool in_kernel, uint32_t pid, const BuildId& build_id, const std::string& filename);
protected:
void DumpData(size_t indent) const override;
@@ -479,7 +471,7 @@ struct AuxTraceInfoRecord : public Record {
uint32_t pmu_type;
uint64_t snapshot;
ETM4Info etm4_info[0];
- }* data;
+ } * data;
explicit AuxTraceInfoRecord(char* p);
AuxTraceInfoRecord(const DataType& data, const std::vector<ETM4Info>& etm4_info);
@@ -534,8 +526,7 @@ struct DsoRecord : public Record {
explicit DsoRecord(char* p);
- DsoRecord(uint64_t dso_type, uint64_t dso_id, const std::string& dso_name,
- uint64_t min_vaddr);
+ DsoRecord(uint64_t dso_type, uint64_t dso_id, const std::string& dso_name, uint64_t min_vaddr);
protected:
void DumpData(size_t indent) const override;
@@ -549,8 +540,7 @@ struct SymbolRecord : public Record {
explicit SymbolRecord(char* p);
- SymbolRecord(uint64_t addr, uint64_t len, const std::string& name,
- uint64_t dso_id);
+ SymbolRecord(uint64_t addr, uint64_t len, const std::string& name, uint64_t dso_id);
protected:
void DumpData(size_t indent) const override;
@@ -597,9 +587,7 @@ struct CallChainRecord : public Record {
CallChainRecord(pid_t pid, pid_t tid, simpleperf::CallChainJoiner::ChainType type, uint64_t time,
const std::vector<uint64_t>& ips, const std::vector<uint64_t>& sps);
- uint64_t Timestamp() const override {
- return time;
- }
+ uint64_t Timestamp() const override { return time; }
protected:
void DumpData(size_t indent) const override;
@@ -607,15 +595,24 @@ struct CallChainRecord : public Record {
struct UnwindingResultRecord : public Record {
uint64_t time;
- simpleperf::UnwindingResult unwinding_result;
+ UnwindingResult unwinding_result;
+ PerfSampleRegsUserType regs_user_data;
+ PerfSampleStackUserType stack_user_data;
+
+ struct CallChain {
+ uint64_t length = 0;
+ uint64_t* ips = nullptr;
+ uint64_t* sps = nullptr;
+ } callchain;
explicit UnwindingResultRecord(char* p);
- UnwindingResultRecord(uint64_t time, const simpleperf::UnwindingResult& unwinding_result);
+ UnwindingResultRecord(uint64_t time, const simpleperf::UnwindingResult& unwinding_result,
+ const PerfSampleRegsUserType& regs_user_data,
+ const PerfSampleStackUserType& stack_user_data,
+ const std::vector<uint64_t>& ips, const std::vector<uint64_t>& sps);
- uint64_t Timestamp() const override {
- return time;
- }
+ uint64_t Timestamp() const override { return time; }
protected:
void DumpData(size_t indent) const override;
@@ -637,16 +634,18 @@ struct UnknownRecord : public Record {
std::unique_ptr<Record> ReadRecordFromBuffer(const perf_event_attr& attr, uint32_t type, char* p);
// Read record from the buffer pointed by [p]. And the record owns the buffer.
-std::unique_ptr<Record> ReadRecordFromOwnedBuffer(const perf_event_attr& attr,
- uint32_t type, char* p);
+std::unique_ptr<Record> ReadRecordFromOwnedBuffer(const perf_event_attr& attr, uint32_t type,
+ char* p);
// Read records from the buffer pointed by [buf]. None of the records own
// the buffer.
-std::vector<std::unique_ptr<Record>> ReadRecordsFromBuffer(
- const perf_event_attr& attr, char* buf, size_t buf_size);
+std::vector<std::unique_ptr<Record>> ReadRecordsFromBuffer(const perf_event_attr& attr, char* buf,
+ size_t buf_size);
// Read one record from the buffer pointed by [p]. But the record doesn't
// own the buffer.
std::unique_ptr<Record> ReadRecordFromBuffer(const perf_event_attr& attr, char* p);
+} // namespace simpleperf
+
#endif // SIMPLE_PERF_RECORD_H_
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 20:27:54 +0000