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bpo-46072: Add top level stats struct (GH-30169)

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Mark Shannon 2021-12-17 14:48:01 +00:00 • committed by GitHub
parent 396b58345f
commit efd6236d36
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6 changed files with 153 additions and 102 deletions
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29
Include/internal/pycore_code.h
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@ -281,20 +281,32 @@ void _Py_Specialize_CompareOp(PyObject *lhs, PyObject *rhs, _Py_CODEUNIT *instr,
#define SPECIALIZATION_FAILURE_KINDS 30
typedef struct _stats {
uint64_t specialization_success;
uint64_t specialization_failure;
typedef struct _specialization_stats {
uint64_t success;
uint64_t failure;
uint64_t hit;
uint64_t deferred;
uint64_t miss;
uint64_t deopt;
uint64_t unquickened;
uint64_t specialization_failure_kinds[SPECIALIZATION_FAILURE_KINDS];
uint64_t failure_kinds[SPECIALIZATION_FAILURE_KINDS];
} SpecializationStats;
extern SpecializationStats _specialization_stats[256];
#define STAT_INC(opname, name) _specialization_stats[opname].name++
#define STAT_DEC(opname, name) _specialization_stats[opname].name--
typedef struct _opcode_stats {
SpecializationStats specialization;
uint64_t execution_count;
uint64_t pair_count[256];
} OpcodeStats;
typedef struct _stats {
OpcodeStats opcode_stats[256];
} PyStats;
extern PyStats _py_stats;
#define STAT_INC(opname, name) _py_stats.opcode_stats[opname].specialization.name++
#define STAT_DEC(opname, name) _py_stats.opcode_stats[opname].specialization.name--
#define OPCODE_EXE_INC(opname) _py_stats.opcode_stats[opname].execution_count++
void _Py_PrintSpecializationStats(int to_file);
PyAPI_FUNC(PyObject*) _Py_GetSpecializationStats(void);
@ -302,6 +314,7 @@ PyAPI_FUNC(PyObject*) _Py_GetSpecializationStats(void);
#else
#define STAT_INC(opname, name) ((void)0)
#define STAT_DEC(opname, name) ((void)0)
#define OPCODE_EXE_INC(opname) ((void)0)
#endif