diff options
Diffstat (limited to 'Python/specialize.c')
| -rw-r--r-- | Python/specialize.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Python/specialize.c b/Python/specialize.c index 6efee76..529eabf 100644 --- a/Python/specialize.c +++ b/Python/specialize.c @@ -124,6 +124,7 @@ _Py_GetSpecializationStats(void) { err += add_stat_dict(stats, LOAD_GLOBAL, "load_global"); err += add_stat_dict(stats, LOAD_METHOD, "load_method"); err += add_stat_dict(stats, BINARY_ADD, "binary_add"); + err += add_stat_dict(stats, BINARY_MULTIPLY, "binary_multiply"); err += add_stat_dict(stats, BINARY_SUBSCR, "binary_subscr"); err += add_stat_dict(stats, STORE_ATTR, "store_attr"); if (err < 0) { @@ -180,6 +181,7 @@ _Py_PrintSpecializationStats(void) print_stats(out, &_specialization_stats[LOAD_GLOBAL], "load_global"); print_stats(out, &_specialization_stats[LOAD_METHOD], "load_method"); print_stats(out, &_specialization_stats[BINARY_ADD], "binary_add"); + print_stats(out, &_specialization_stats[BINARY_MULTIPLY], "binary_multiply"); print_stats(out, &_specialization_stats[BINARY_SUBSCR], "binary_subscr"); print_stats(out, &_specialization_stats[STORE_ATTR], "store_attr"); if (out != stderr) { @@ -230,6 +232,7 @@ static uint8_t adaptive_opcodes[256] = { [LOAD_GLOBAL] = LOAD_GLOBAL_ADAPTIVE, [LOAD_METHOD] = LOAD_METHOD_ADAPTIVE, [BINARY_ADD] = BINARY_ADD_ADAPTIVE, + [BINARY_MULTIPLY] = BINARY_MULTIPLY_ADAPTIVE, [BINARY_SUBSCR] = BINARY_SUBSCR_ADAPTIVE, [STORE_ATTR] = STORE_ATTR_ADAPTIVE, }; @@ -240,6 +243,7 @@ static uint8_t cache_requirements[256] = { [LOAD_GLOBAL] = 2, /* _PyAdaptiveEntry and _PyLoadGlobalCache */ [LOAD_METHOD] = 3, /* _PyAdaptiveEntry, _PyAttrCache and _PyObjectCache */ [BINARY_ADD] = 0, + [BINARY_MULTIPLY] = 0, [BINARY_SUBSCR] = 0, [STORE_ATTR] = 2, /* _PyAdaptiveEntry and _PyAttrCache */ }; @@ -1188,3 +1192,32 @@ success: assert(!PyErr_Occurred()); return 0; } + +int +_Py_Specialize_BinaryMultiply(PyObject *left, PyObject *right, _Py_CODEUNIT *instr) +{ + if (!Py_IS_TYPE(left, Py_TYPE(right))) { + SPECIALIZATION_FAIL(BINARY_MULTIPLY, SPEC_FAIL_DIFFERENT_TYPES); + goto fail; + } + if (PyLong_CheckExact(left)) { + *instr = _Py_MAKECODEUNIT(BINARY_MULTIPLY_INT, saturating_start()); + goto success; + } + else if (PyFloat_CheckExact(left)) { + *instr = _Py_MAKECODEUNIT(BINARY_MULTIPLY_FLOAT, saturating_start()); + goto success; + } + else { + SPECIALIZATION_FAIL(BINARY_MULTIPLY, SPEC_FAIL_OTHER); + } +fail: + STAT_INC(BINARY_MULTIPLY, specialization_failure); + assert(!PyErr_Occurred()); + *instr = _Py_MAKECODEUNIT(_Py_OPCODE(*instr), ADAPTIVE_CACHE_BACKOFF); + return 0; +success: + STAT_INC(BINARY_MULTIPLY, specialization_success); + assert(!PyErr_Occurred()); + return 0; +} |