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#!/usr/bin/env python
from __future__ import with_statement
import sys
import os
import subprocess
CC='..LLVM_GCC_DIR../llvm-gcc'
CC_ARG_SKIP = ['-g', '-O1', '-O2', '-O3']
CC_ADDITIONAL_ARGS = ['-m32', '-U__i386__', '-U__x86_64__', '-UX87_DOUBLE_ROUNDING', '-UHAVE_GCC_ASM_FOR_X87']
#CC='llvm-gcc'
#CC_ARG_SKIP = ['-g', '-O1', '-O2', '-O3']
#CC_ADDITIONAL_ARGS = ['-U__i386__', '-U__x86_64__']
LINK='..LLVM_DIR../llvm-link'
ALLOWED_LINK_ARGS = ['-f', '-help', '-o', '-print-after', '-print-after-all', '-print-before',
'-print-before-all', '-time-passes', '-v', '-verify-dom-info', '-version' ]
#LINK_ARG_SKIP = ['-pthread', '-DNDEBUG', '-g', '-O3', '-Wall', '-Wstrict-prototypes',
# '-lpthread', '-ldl', '-lutil', '-Xlinker', '-export-dynamic', '-lm', '-shared']
# ---------------- End configs -------------
# no-op if called as ranlibproxy.py
if os.path.basename(sys.argv[0])=='ranlibproxy.py':
sys.exit(0)
use_linker = True
#use_linker = False
opts = []
files = []
for arg in sys.argv[1:]:
if arg.startswith('-'):
opts.append(arg)
else:
files.append(arg)
if arg.endswith('.c'):
use_linker = False
if '--version' in opts:
use_linker = False
if use_linker:
call = LINK
newargs = []
found_o = False
for arg in sys.argv[1:]:
if os.path.basename(sys.argv[0])=='arproxy.py':
if arg.endswith('.a'):
newargs.append('-o=%s' % arg)
elif arg.endswith('.o'):
newargs.append(arg)
else:
pass
continue
if found_o:
newargs.append('-o=%s' % arg)
found_o = False
continue
if arg.startswith('-'):
if arg == '-o':
found_o = True
continue
prefix = arg.split('=')[0]
if prefix in ALLOWED_LINK_ARGS:
newargs.append(arg)
else:
# not option, so just append
newargs.append(arg)
else:
call = CC
newargs = [ arg for arg in sys.argv[1:] if arg not in CC_ARG_SKIP ] + CC_ADDITIONAL_ARGS
if 'conftest.c' not in files:
newargs.append('-emit-llvm')
if CC=='llvm-gcc':
newargs.append('-c')
with open('ccproxy.log', 'a') as f:
f.write('## Called with %s\n' % ' '.join(sys.argv))
f.write('** Calling %s %s\n\n' % (call, ' '.join(newargs)))
f.flush()
print "Running:", call, newargs
os.execvp(call, [call] + newargs)
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