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GH-109329: Add tier 2 stats (GH-109913)

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Michael Droettboom 2023-10-04 17:52:28 -04:00 • committed by GitHub
parent f7860295b1
commit e561e98058
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9 changed files with 483 additions and 128 deletions
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13
Python/optimizer.c
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@ -461,6 +461,7 @@ translate_bytecode_to_trace(
if (trace_length + (n) > max_length) { \
DPRINTF(2, "No room for %s (need %d, got %d)\n", \
(opname), (n), max_length - trace_length); \
OPT_STAT_INC(trace_too_long); \
goto done; \
} \
reserved = (n); // Keep ADD_TO_TRACE / ADD_TO_STUB honest
@ -472,6 +473,7 @@ translate_bytecode_to_trace(
#define TRACE_STACK_PUSH() \
if (trace_stack_depth >= TRACE_STACK_SIZE) { \
DPRINTF(2, "Trace stack overflow\n"); \
OPT_STAT_INC(trace_stack_overflow); \
ADD_TO_TRACE(_SET_IP, 0, 0); \
goto done; \
} \
@ -572,6 +574,7 @@ pop_jump_if_bool:
ADD_TO_TRACE(_JUMP_TO_TOP, 0, 0);
}
else {
OPT_STAT_INC(inner_loop);
DPRINTF(2, "JUMP_BACKWARD not to top ends trace\n");
}
goto done;
@ -638,7 +641,9 @@ pop_jump_if_bool:
// LOAD_CONST + _POP_FRAME.
if (trace_stack_depth == 0) {
DPRINTF(2, "Trace stack underflow\n");
goto done;}
OPT_STAT_INC(trace_stack_underflow);
goto done;
}
}
uint32_t orig_oparg = oparg; // For OPARG_TOP/BOTTOM
for (int i = 0; i < nuops; i++) {
@ -713,6 +718,7 @@ pop_jump_if_bool:
PyUnicode_AsUTF8(new_code->co_qualname),
PyUnicode_AsUTF8(new_code->co_filename),
new_code->co_firstlineno);
OPT_STAT_INC(recursive_call);
ADD_TO_TRACE(_SET_IP, 0, 0);
goto done;
}
@ -744,6 +750,7 @@ pop_jump_if_bool:
break;
}
DPRINTF(2, "Unsupported opcode %s\n", uop_name(opcode));
OPT_UNSUPPORTED_OPCODE(opcode);
goto done; // Break out of loop
} // End default
@ -891,7 +898,8 @@ uop_optimize(
// Error or nothing translated
return trace_length;
}
OBJECT_STAT_INC(optimization_traces_created);
OPT_HIST(trace_length, trace_length_hist);
OPT_STAT_INC(traces_created);
char *uop_optimize = Py_GETENV("PYTHONUOPSOPTIMIZE");
if (uop_optimize != NULL && *uop_optimize > '0') {
trace_length = _Py_uop_analyze_and_optimize(code, trace, trace_length, curr_stackentries);
@ -901,6 +909,7 @@ uop_optimize(
if (executor == NULL) {
return -1;
}
OPT_HIST(trace_length, optimized_trace_length_hist);
executor->base.execute = _PyUopExecute;
memcpy(executor->trace, trace, trace_length * sizeof(_PyUOpInstruction));
*exec_ptr = (_PyExecutorObject *)executor;