def create_program(pname: str, platf_cfg: str, nregisters: int = 32):
"""
Wrapper around the constructor of openQL "Program" class.
Args:
pname (str) : Name of the program
platf_cfg (str) : location of the platform configuration used to
construct the OpenQL Platform used.
nregisters (int) : the number of classical registers required in
the program.
In addition to instantiating the Program, this function
- creates a Platform based on the "platf_cfg" filename.
- Adds the platform as an attribute "p.platf"
- Adds the output_dir as an attribute "p.output_dir"
"""
# create OpenQL Program object see https://openql.readthedocs.io/en/latest/api/Program.html
if 1: # FIXME: workaround for OpenQL 0.8.1.dev4 re-setting option
ql.set_option('output_dir', output_dir)
platf = Platform('OpenQL_Platform', platf_cfg)
nqubits = platf.get_qubit_number()
p = Program(pname, platf, nqubits, nregisters)
# add information to the Program object (FIXME: better create new type, seems to duplicate qubit_count and creg_count)
p.platf = platf
p.output_dir = output_dir
p.nqubits = platf.get_qubit_number()
p.nregisters = nregisters
# detect OpenQL backend ('eqasm_compiler') used by inspecting platf_cfg
p.eqasm_compiler = ''
with open(platf_cfg) as f:
for line in f:
if 'eqasm_compiler' in line:
m = re.search('"eqasm_compiler" *: *"(.*?)"', line)
p.eqasm_compiler = m.group(1)
break
if p.eqasm_compiler == '':
logging.error(f"key 'eqasm_compiler' not found in file '{platf_cfg}'")
# determine extension of generated file
#if p.eqasm_compiler == 'eqasm_backend_cc':
if 1: # FIXME: workaround for OpenQL 0.8.1.dev4 resetting values
ext = '.vq1asm' # CC
else:
ext = '.qisa' # CC-light, QCC
# add filename to help finding the output files. NB: file is created by calling compile()
p.filename = join(p.output_dir, p.name + ext)
return p
def create_program(pname: str, platf_cfg: str, nregisters: int=32):
"""
Wrapper around the constructor of openQL "Program" class.
Args:
pname (str) : Name of the program
platf_cfg (str) : location of the platform configuration used to
construct the OpenQL Platform used.
nregisters (int) : the number of classical registers required in
the program.
In addition to instantiating the Program, this function
- creates a Platform based on the "platf_cfg" filename.
- Adds the platform as an attribute "p.platf"
- Adds the output_dir as an attribute "p.output_dir"
"""
platf = Platform('OpenQL_Platform', platf_cfg)
nqubits = platf.get_qubit_number()
p = Program(pname,
platf,
nqubits,
nregisters)
p.platf = platf
p.output_dir = ql.get_option('output_dir')
p.nqubits = platf.get_qubit_number()
p.nregisters = nregisters
# detect OpenQL backend ('eqasm_compiler') used
p.eqasm_compiler = ''
with open(platf_cfg) as f:
for line in f:
if 'eqasm_compiler' in line:
m = re.search('"eqasm_compiler" *: *"(.*?)"', line)
p.eqasm_compiler = m.group(1)
break
if p.eqasm_compiler == '':
logging.error(f"key 'eqasm_compiler' not found in file '{platf_cfg}'")
return p
