Staging
v0.5.1
v0.5.1
https://github.com/python/cpython
Tip revision: ac4f751049dbb6092bb2697c67d83bf14a46b72e authored by Larry Hastings on 12 October 2019, 11:10:33 UTC
Version bump for 3.5.8rc2.
Version bump for 3.5.8rc2.
Tip revision: ac4f751
generate_opcode_h.py
# This script generates the opcode.h header file.
from __future__ import with_statement
import sys
header = """/* Auto-generated by Tools/scripts/generate_opcode_h.py */
#ifndef Py_OPCODE_H
#define Py_OPCODE_H
#ifdef __cplusplus
extern "C" {
#endif
/* Instruction opcodes for compiled code */
"""
footer = """
/* EXCEPT_HANDLER is a special, implicit block type which is created when
entering an except handler. It is not an opcode but we define it here
as we want it to be available to both frameobject.c and ceval.c, while
remaining private.*/
#define EXCEPT_HANDLER 257
enum cmp_op {PyCmp_LT=Py_LT, PyCmp_LE=Py_LE, PyCmp_EQ=Py_EQ, PyCmp_NE=Py_NE,
PyCmp_GT=Py_GT, PyCmp_GE=Py_GE, PyCmp_IN, PyCmp_NOT_IN,
PyCmp_IS, PyCmp_IS_NOT, PyCmp_EXC_MATCH, PyCmp_BAD};
#define HAS_ARG(op) ((op) >= HAVE_ARGUMENT)
#ifdef __cplusplus
}
#endif
#endif /* !Py_OPCODE_H */
"""
def main(opcode_py, outfile='Include/opcode.h'):
opcode = {}
exec(open(opcode_py).read(), opcode)
opmap = opcode['opmap']
with open(outfile, 'w') as fobj:
fobj.write(header)
for name in opcode['opname']:
if name in opmap:
fobj.write("#define %-23s %3s\n" % (name, opmap[name]))
if name == 'POP_EXCEPT': # Special entry for HAVE_ARGUMENT
fobj.write("#define %-23s %3d\n" %
('HAVE_ARGUMENT', opcode['HAVE_ARGUMENT']))
fobj.write(footer)
if __name__ == '__main__':
main(sys.argv[1], sys.argv[2])