remove the concept of an unoptimized function scope from the compiler, since it can't happen anymore
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48050cbbe7
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@ -43,7 +43,6 @@ typedef struct _symtable_entry {
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PyObject *ste_children; /* list of child blocks */
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PyObject *ste_directives;/* locations of global and nonlocal statements */
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_Py_block_ty ste_type; /* module, class, or function */
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int ste_unoptimized; /* false if namespace is optimized */
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int ste_nested; /* true if block is nested */
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unsigned ste_free : 1; /* true if block has free variables */
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unsigned ste_child_free : 1; /* true if a child block has free vars,
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@ -108,10 +107,6 @@ PyAPI_FUNC(void) PySymtable_Free(struct symtable *);
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#define FREE 4
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#define CELL 5
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/* The following two names are used for the ste_unoptimized bit field */
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#define OPT_IMPORT_STAR 1
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#define OPT_TOPLEVEL 2 /* top-level names, including eval and exec */
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#define GENERATOR 1
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#define GENERATOR_EXPRESSION 2
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@ -2,7 +2,7 @@
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import _symtable
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from _symtable import (USE, DEF_GLOBAL, DEF_LOCAL, DEF_PARAM,
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DEF_IMPORT, DEF_BOUND, OPT_IMPORT_STAR, SCOPE_OFF, SCOPE_MASK, FREE,
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DEF_IMPORT, DEF_BOUND, SCOPE_OFF, SCOPE_MASK, FREE,
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LOCAL, GLOBAL_IMPLICIT, GLOBAL_EXPLICIT, CELL)
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import weakref
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@ -74,8 +74,7 @@ class SymbolTable(object):
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return self._table.lineno
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def is_optimized(self):
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return bool(self._table.type == _symtable.TYPE_FUNCTION
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and not self._table.optimized)
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return bool(self._table.type == _symtable.TYPE_FUNCTION)
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def is_nested(self):
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return bool(self._table.nested)
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@ -87,10 +86,6 @@ class SymbolTable(object):
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"""Return true if the scope uses exec. Deprecated method."""
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return False
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def has_import_star(self):
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"""Return true if the scope uses import *"""
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return bool(self._table.optimized & OPT_IMPORT_STAR)
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def get_identifiers(self):
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return self._table.symbols.keys()
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@ -84,9 +84,6 @@ PyInit__symtable(void)
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PyModule_AddIntConstant(m, "TYPE_CLASS", ClassBlock);
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PyModule_AddIntConstant(m, "TYPE_MODULE", ModuleBlock);
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PyModule_AddIntMacro(m, OPT_IMPORT_STAR);
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PyModule_AddIntMacro(m, OPT_TOPLEVEL);
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PyModule_AddIntMacro(m, LOCAL);
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PyModule_AddIntMacro(m, GLOBAL_EXPLICIT);
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PyModule_AddIntMacro(m, GLOBAL_IMPLICIT);
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@ -2753,8 +2753,7 @@ compiler_nameop(struct compiler *c, identifier name, expr_context_ty ctx)
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optype = OP_FAST;
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break;
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case GLOBAL_IMPLICIT:
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if (c->u->u_ste->ste_type == FunctionBlock &&
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!c->u->u_ste->ste_unoptimized)
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if (c->u->u_ste->ste_type == FunctionBlock)
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optype = OP_GLOBAL;
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break;
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case GLOBAL_EXPLICIT:
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@ -4185,9 +4184,7 @@ compute_code_flags(struct compiler *c)
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int flags = 0;
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Py_ssize_t n;
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if (ste->ste_type == FunctionBlock) {
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flags |= CO_NEWLOCALS;
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if (!ste->ste_unoptimized)
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flags |= CO_OPTIMIZED;
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flags |= CO_NEWLOCALS | CO_OPTIMIZED;
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if (ste->ste_nested)
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flags |= CO_NESTED;
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if (ste->ste_generator)
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@ -47,7 +47,6 @@ ste_new(struct symtable *st, identifier name, _Py_block_ty block,
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ste->ste_directives = NULL;
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ste->ste_type = block;
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ste->ste_unoptimized = 0;
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ste->ste_nested = 0;
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ste->ste_free = 0;
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ste->ste_varargs = 0;
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@ -113,7 +112,6 @@ static PyMemberDef ste_memberlist[] = {
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{"symbols", T_OBJECT, OFF(ste_symbols), READONLY},
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{"varnames", T_OBJECT, OFF(ste_varnames), READONLY},
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{"children", T_OBJECT, OFF(ste_children), READONLY},
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{"optimized",T_INT, OFF(ste_unoptimized), READONLY},
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{"nested", T_INT, OFF(ste_nested), READONLY},
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{"type", T_INT, OFF(ste_type), READONLY},
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{"lineno", T_INT, OFF(ste_lineno), READONLY},
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@ -271,7 +269,6 @@ PySymtable_BuildObject(mod_ty mod, PyObject *filename, PyFutureFeatures *future)
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}
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st->st_top = st->st_cur;
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st->st_cur->ste_unoptimized = OPT_TOPLEVEL;
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switch (mod->kind) {
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case Module_kind:
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seq = mod->v.Module.body;
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@ -1245,21 +1242,9 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s)
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break;
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case Import_kind:
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VISIT_SEQ(st, alias, s->v.Import.names);
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/* XXX Don't have the lineno available inside
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visit_alias */
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if (st->st_cur->ste_unoptimized && !st->st_cur->ste_opt_lineno) {
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st->st_cur->ste_opt_lineno = s->lineno;
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st->st_cur->ste_opt_col_offset = s->col_offset;
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}
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break;
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case ImportFrom_kind:
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VISIT_SEQ(st, alias, s->v.ImportFrom.names);
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/* XXX Don't have the lineno available inside
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visit_alias */
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if (st->st_cur->ste_unoptimized && !st->st_cur->ste_opt_lineno) {
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st->st_cur->ste_opt_lineno = s->lineno;
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st->st_cur->ste_opt_col_offset = s->col_offset;
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}
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break;
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case Global_kind: {
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int i;
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@ -1615,7 +1600,6 @@ symtable_visit_alias(struct symtable *st, alias_ty a)
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Py_DECREF(store_name);
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return 0;
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}
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st->st_cur->ste_unoptimized |= OPT_IMPORT_STAR;
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Py_DECREF(store_name);
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return 1;
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}
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