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Use up right 3.x opcodes in jump detection...

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A small but pervasive, and I guess important change. More correct COME_FROMs
are now coming out. A number of grammar changes then in 3.0, 3.5, and 3.8
This commit is contained in:
rocky
2019-04-23 05:14:29 -04:00
parent 3730946a1a
commit 05db6194ec
6 changed files with 28 additions and 20 deletions
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25
uncompyle6/parsers/parse30.py
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@@ -12,8 +12,8 @@ class Python30Parser(Python31Parser):
def p_30(self, args):
"""
assert ::= assert_expr jmp_true LOAD_ASSERT RAISE_VARARGS_1 POP_TOP
return_if_lambda ::= RETURN_END_IF_LAMBDA POP_TOP
assert ::= assert_expr jmp_true LOAD_ASSERT RAISE_VARARGS_1 COME_FROM POP_TOP
return_if_lambda ::= RETURN_END_IF_LAMBDA COME_FROM POP_TOP
compare_chained2 ::= expr COMPARE_OP RETURN_END_IF_LAMBDA
# FIXME: combine with parse3.2
@@ -28,10 +28,10 @@ class Python30Parser(Python31Parser):
# instructions
_ifstmts_jump ::= c_stmts JUMP_FORWARD _come_froms POP_TOP COME_FROM
_ifstmts_jump ::= c_stmts POP_TOP
_ifstmts_jump ::= c_stmts COME_FROM POP_TOP
# Used to keep index order the same in semantic actions
jb_pop_top ::= JUMP_BACK POP_TOP
jb_pop_top ::= JUMP_BACK COME_FROM POP_TOP
while1stmt ::= SETUP_LOOP l_stmts COME_FROM_LOOP
whileelsestmt ::= SETUP_LOOP testexpr l_stmts
@@ -45,7 +45,7 @@ class Python30Parser(Python31Parser):
ifelsestmtl ::= testexpr c_stmts_opt jb_pop_top else_suitel
iflaststmtl ::= testexpr c_stmts_opt jb_pop_top
iflaststmt ::= testexpr c_stmts_opt JUMP_ABSOLUTE POP_TOP
iflaststmt ::= testexpr c_stmts_opt JUMP_ABSOLUTE COME_FROM POP_TOP
withasstmt ::= expr setupwithas store suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM_FINALLY
@@ -78,17 +78,18 @@ class Python30Parser(Python31Parser):
# JUMP_IF_TRUE POP_TOP as a replacement
comp_if ::= expr jmp_false comp_iter
comp_if ::= expr jmp_false comp_iter JUMP_BACK POP_TOP
comp_if_not ::= expr jmp_true comp_iter JUMP_BACK POP_TOP
comp_if ::= expr jmp_false comp_iter JUMP_BACK COME_FROM POP_TOP
comp_if_not ::= expr jmp_true comp_iter JUMP_BACK COME_FROM POP_TOP
comp_iter ::= expr expr SET_ADD
comp_iter ::= expr expr LIST_APPEND
jump_forward_else ::= JUMP_FORWARD POP_TOP
jump_absolute_else ::= JUMP_ABSOLUTE POP_TOP
jump_forward_else ::= JUMP_FORWARD COME_FROM POP_TOP
jump_absolute_else ::= JUMP_ABSOLUTE COME_FROM POP_TOP
except_suite ::= c_stmts POP_EXCEPT jump_except POP_TOP
except_suite_finalize ::= SETUP_FINALLY c_stmts_opt except_var_finalize END_FINALLY
_jump POP_TOP
jump_except ::= JUMP_FORWARD POP_TOP
_jump COME_FROM POP_TOP
jump_except ::= JUMP_FORWARD COME_FROM POP_TOP
jump_except ::= JUMP_ABSOLUTE COME_FROM POP_TOP
or ::= expr jmp_false expr jmp_true expr
or ::= expr jmp_true expr
@@ -110,7 +111,7 @@ class Python30Parser(Python31Parser):
return_if_stmt ::= ret_expr RETURN_END_IF POP_TOP
and ::= expr jmp_false expr come_from_opt
whilestmt ::= SETUP_LOOP testexpr l_stmts_opt come_from_opt
JUMP_BACK POP_TOP POP_BLOCK COME_FROM_LOOP
JUMP_BACK COME_FROM POP_TOP POP_BLOCK COME_FROM_LOOP
whilestmt ::= SETUP_LOOP testexpr returns
POP_TOP POP_BLOCK COME_FROM_LOOP