diff options
Diffstat (limited to 'Python/specialize.c')
| -rw-r--r-- | Python/specialize.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/Python/specialize.c b/Python/specialize.c index de329ef1195..855252e066d 100644 --- a/Python/specialize.c +++ b/Python/specialize.c @@ -363,7 +363,6 @@ _PyCode_Quicken(PyCodeObject *code) #define SPEC_FAIL_SUBSCR_ARRAY_SLICE 10 #define SPEC_FAIL_SUBSCR_LIST_SLICE 11 #define SPEC_FAIL_SUBSCR_TUPLE_SLICE 12 -#define SPEC_FAIL_SUBSCR_STRING_INT 13 #define SPEC_FAIL_SUBSCR_STRING_SLICE 14 #define SPEC_FAIL_SUBSCR_BUFFER_INT 15 #define SPEC_FAIL_SUBSCR_BUFFER_SLICE 16 @@ -1260,16 +1259,7 @@ success: static int binary_subscr_fail_kind(PyTypeObject *container_type, PyObject *sub) { - if (container_type == &PyUnicode_Type) { - if (PyLong_CheckExact(sub)) { - return SPEC_FAIL_SUBSCR_STRING_INT; - } - if (PySlice_Check(sub)) { - return SPEC_FAIL_SUBSCR_STRING_SLICE; - } - return SPEC_FAIL_OTHER; - } - else if (strcmp(container_type->tp_name, "array.array") == 0) { + if (strcmp(container_type->tp_name, "array.array") == 0) { if (PyLong_CheckExact(sub)) { return SPEC_FAIL_SUBSCR_ARRAY_INT; } @@ -1376,6 +1366,19 @@ _Py_Specialize_BinarySubscr( PySlice_Check(sub) ? SPEC_FAIL_SUBSCR_TUPLE_SLICE : SPEC_FAIL_OTHER); goto fail; } + if (container_type == &PyUnicode_Type) { + if (PyLong_CheckExact(sub)) { + if (_PyLong_IsNonNegativeCompact((PyLongObject *)sub)) { + instr->op.code = BINARY_SUBSCR_STR_INT; + goto success; + } + SPECIALIZATION_FAIL(BINARY_SUBSCR, SPEC_FAIL_OUT_OF_RANGE); + goto fail; + } + SPECIALIZATION_FAIL(BINARY_SUBSCR, + PySlice_Check(sub) ? SPEC_FAIL_SUBSCR_STRING_SLICE : SPEC_FAIL_OTHER); + goto fail; + } if (container_type == &PyDict_Type) { instr->op.code = BINARY_SUBSCR_DICT; goto success; |