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##
## Copyright (C) by Argonne National Laboratory
## See COPYRIGHT in top-level directory
##
from local_python import RE
from local_python import MPI_API_Global as G
import sys
import re
import copy
import os
import glob
def load_C_func_list(binding_dir="src/binding", silent=False):
# -- Loading Standard APIs --
if os.path.exists("%s/apis.json" % binding_dir):
if not silent: print("Loading %s/apis.json ..." % binding_dir)
load_mpi_json("%s/apis.json" % binding_dir)
else:
if not silent: print("Loading %s/mpi_standard_api.txt ..." % binding_dir)
load_mpi_api("%s/mpi_standard_api.txt" % binding_dir)
if not silent: print("Loading %s/apis_mapping.txt ..." % binding_dir)
load_mpi_mapping("%s/apis_mapping.txt" % binding_dir)
if not silent: print("Loading %s/custom_mapping.txt ..." % binding_dir)
load_mpi_mapping("%s/custom_mapping.txt" % binding_dir)
# -- Loading MPICH APIs --
api_files = glob.glob("%s/c/*_api.txt" % binding_dir)
for f in api_files:
if RE.match(r'.*\/(\w+)_api.txt', f):
# The name in eg pt2pt_api.txt indicates the output folder.
# Only the api functions with output folder will get generated.
# This allows simple control of what functions to generate.
if not silent: print("Loading %s ..." % f)
load_mpi_api(f, RE.m.group(1))
# -- filter and sort func_list --
func_list = []
for f in G.FUNCS.values():
if 'not_implemented' in f:
if not silent: print(" skip %s (not_implemented)" % f['name'])
elif RE.match(r'\w+_(function|FN)$', f['name']):
# skip various callback functions
continue
elif not 'dir' in f:
if not silent: print(" skip %s (not defined)" % f['name'])
else:
func_list.append(f)
func_list.sort(key = lambda f: f['dir'])
load_mpix_txt("%s/mpix.txt" % binding_dir)
return func_list
def load_mpi_json(api_json):
import json
with open(api_json) as In:
G.FUNCS = json.load(In)
def load_mpi_mapping(api_mapping_txt):
cur_map, cur_name = '', ''
stage = ''
with open(api_mapping_txt, "r") as In:
for line in In:
# -- stage header --
if RE.match(r'(\w+_KIND_MAP):', line):
name = RE.m.group(1)
stage = "MAP"
cur_name = name
if name not in G.MAPS:
cur_map = {'_name': name}
G.MAPS[name] = cur_map
else:
cur_map = G.MAPS[name]
elif RE.match(r'Default Descriptions', line):
stage = "default_descriptions"
cur_name = "Default Descriptions"
# -- per-stage parsing --
elif stage == "MAP":
if RE.match(r'\s+\.base:\s*(\w+)', line):
name = RE.m.group(1)
cur_map = copy.deepcopy(G.MAPS[name])
cur_map['_name'] = cur_name
G.MAPS[cur_name] = cur_map
elif RE.match(r'\s+(\w+):\s*(.*)', line):
name, param_type = RE.m.group(1, 2)
cur_map[name] = param_type
elif stage == "default_descriptions":
if RE.match(r'\s*(\w+):\s*(.*)', line):
key, val = RE.m.group(1, 2)
G.default_descriptions[key] = val
def load_mpix_txt(mpix_txt):
G.mpix_symbols = {}
stage = "functions"
if os.path.exists(mpix_txt):
with open(mpix_txt, "r") as In:
for line in In:
if RE.match(r'#\s*mpi.h\s+symbols', line):
stage = "symbols"
if RE.match(r'(MPI_\w+)', line):
name = RE.m.group(1)
G.mpix_symbols[name] = stage
if stage == "functions":
G.FUNCS[name.lower()]['mpix'] = 1
# If gen_in_dir is given, all functions loaded in api_txt are candidates
# for binding generation. This allows fine-grain binding control.
def load_mpi_api(api_txt, gen_in_dir=""):
"""Load mpi standard api into global (G) lists and dictionaries."""
cur_func, cur_name = '', ''
stage = ''
with open(api_txt, "r") as In:
for line in In:
# -- stage header --
if RE.match(r'(MPI\w+):\s*(.*)', line):
name, attr = RE.m.group(1, 2)
key = name.lower()
stage = "FUNC"
cur_name = name
if key in G.FUNCS:
cur_func = G.FUNCS[key]
if RE.search(r'not_implemented', attr):
cur_func['not_implemented'] = True
else:
cur_func = {'name': name, 'parameters': [], 'attrs': attr, 'desc': ""}
G.FUNCS[key] = cur_func
if gen_in_dir:
cur_func['dir'] = gen_in_dir
elif RE.match(r'(\w+)', line):
print("Unexpected leading word [%s] in %s" % (RE.m.group(1), api_txt), file=sys.stderr)
# anything with unexpected unindented word resets stage
stage=''
# -- per-stage parsing --
elif stage == "FUNC":
if RE.match(r'\s+\.(\w+):\s*(.*)', line):
key, val = RE.m.group(1, 2)
cur_func[key] = val
elif RE.match(r'\s+(\w+):\s*(\w+)(.*)', line):
name, kind, t = RE.m.group(1, 2, 3)
if name == 'index':
# avoid -Wshadow warning
name = 'indx'
p = {'name': name, 'kind': kind}
if RE.match(r'(.*),\s*\[(.*)\]\s*$', t):
t, p['desc'] = RE.m.group(1, 2)
p['t'] = t
# we include all extra attributes in a 't' string for flexibity
# we'll parse the common fields also to improve code readability
parse_param_attributes(p)
cur_func['parameters'].append(p)
elif RE.match(r'{\s*-+\s*(\w+)\s*-+(.*)', line):
stage = "code-"+RE.m.group(1)
if stage not in cur_func:
cur_func[stage] = []
# abi specific functions always require direct body routines for both
if RE.m.group(1) == "is_abi" and 'body' not in cur_func:
print("WARNING: code-is_abi provided but missing non-abi body code")
# "error_check" may include list of parameters checked
# "handle_ptr" may include list of parameters converted
cur_func[stage + "-tail"] = RE.m.group(2).replace(' ','').split(',')
elif RE.match(r'{', line):
stage = "FUNC-body"
if 'body' not in cur_func:
cur_func['body'] = []
elif RE.match(r'\/\*', line):
# man page notes
stage = "FUNC-notes"
# 'notes' and 'notes2' goes before and after auto-generated notes
if RE.match(r'\/\*\s*-+\s*notes-2\s*-+', line):
cur_func['notes2'] = []
elif 'notes' not in cur_func:
cur_func['notes'] = []
else:
cur_func['notes2'] = []
elif stage == "FUNC-body":
if RE.match(r'}', line):
stage = "FUNC"
else:
line = re.sub(r'^ ', '', line)
cur_func['body'].append(line)
elif RE.match(r'(code-\w+)', stage):
if RE.match(r'}', line):
stage = "FUNC"
else:
line = re.sub(r'^ ', '', line)
cur_func[stage].append(line)
elif stage == "FUNC-notes":
if RE.match(r'\*\/', line):
stage = "FUNC"
else:
line = re.sub(r'^ ', '', line)
if 'notes2' in cur_func:
cur_func['notes2'].append(line)
else:
cur_func['notes'].append(line)
def parse_param_attributes(p):
"""Parse the parameter attribute string and populate common fields"""
# this filter function should result in identical results as the JSON
if RE.search(r'direction\s*=\s*out', p['t'], re.IGNORECASE):
p['param_direction'] = 'out'
elif RE.search(r'direction\s*=\s*inout', p['t'], re.IGNORECASE):
p['param_direction'] = 'inout'
else:
p['param_direction'] = 'in'
if RE.search(r'length\s*=\s*\[(.*)\]', p['t']):
# only the case of MPI_Group_range_{excl,incl} where length=[n, 3]
p['length'] = RE.m.group(1).replace(' ', '').split(',')
elif RE.search(r'length\s*=\s*([^,\s]*)', p['t']):
p['length'] = RE.m.group(1)
else:
p['length'] = None
if RE.search(r'large_only', p['t']):
p['large_only'] = True
else:
p['large_only'] = False
if RE.search(r'pointer\s*=\s*True', p['t']):
p['pointer'] = True
elif RE.search(r'pointer\s*=\s*False', p['t']):
p['pointer'] = False
else:
p['pointer'] = None
if RE.search(r'suppress=.*c_parameter', p['t']):
p['suppress'] = "c_parameter"
else:
p['suppress'] = ''
if RE.search(r'func_type\s*=\s*(\w+)', p['t']):
p['func_type'] = RE.m.group(1)
else:
p['func_type'] = ''
if RE.search(r'constant\s*=\s*True', p['t']):
p['constant'] = True
else:
p['constant'] = False
if RE.search(r'asynchronous\s*=\s*True', p['t']):
p['asynchronous'] = True
else:
p['asynchronous'] = False
def get_f77_dummy_func_list():
dummy_func_name_list = [
"MPI_DUP_FN",
"MPI_NULL_COPY_FN",
"MPI_NULL_DELETE_FN",
"MPI_COMM_DUP_FN",
"MPI_COMM_NULL_COPY_FN",
"MPI_COMM_NULL_DELETE_FN",
"MPI_TYPE_DUP_FN",
"MPI_TYPE_NULL_COPY_FN",
"MPI_TYPE_NULL_DELETE_FN",
"MPI_WIN_DUP_FN",
"MPI_WIN_NULL_COPY_FN",
"MPI_WIN_NULL_DELETE_FN",
"MPI_CONVERSION_FN_NULL",
]
return [G.FUNCS[a.lower()] for a in dummy_func_name_list]
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