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#!/usr/bin/env python
"""bgp_xlc.py is a wrapper for the BGP xlc compiler,
converting/removing incompatible gcc args. """
from __future__ import print_function
import sys
from subprocess import call
from glob import glob
args2change = {"-fno-strict-aliasing":"",
"-fmessage-length=0":"",
"-Wall":"",
"-std=c99":"-qlanglvl=extc99",
"-fPIC":"",
"-g":"",
"-D_FORTIFY_SOURCE=2":"",
"-DNDEBUG":"",
"-UNDEBUG":"",
"-pthread":"",
"-shared":"-qmkshrobj",
"-Xlinker":"",
"-export-dynamic":"",
"-Wstrict-prototypes":"",
"-dynamic":"",
"-O3":"",
"-O2":"",
"-O1":"",
"-fwrapv":""}
fragile_files = ["test.c"]
qhot_files = ["c/blas.c", "c/utilities.c","c/lfc.c","c/localized_functions.c"]
non_c99files = glob('c/libxc/src/*.c')
cmd = ""
opt = 1
for arg in sys.argv[1:]:
cmd += " "
t = arg.strip()
if t in fragile_files:
opt = 2
if t in non_c99files:
opt = 3
if t in qhot_files:
opt = 4
if t in args2change:
cmd += args2change[t]
else:
cmd += arg
flags_list = {1: "-g -O3 -qlanglvl=extc99 -qflag=w:w -qpic",
2: "-g -O3 -qstrict -qlanglvl=extc99 -qflag=w:w -qpic",
3: "-g -O3 -qflag=w:w -qpic",
4: "-g -O3 -qhot -qlanglvl=extc99 -qflag=w:w -qpic",
}
flags = flags_list[opt]
# make sure this matches the version of the XL compiler in bgp_xlc_linker.py
# as well as the libraries in customize_surveyor_xlc.py
cmd = "mpixlc_r %s %s"%(flags, cmd)
print("\nexecmd: %s\n"%cmd)
call(cmd, shell=True)
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