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from rpython.jit.tl import tiny2_hotpath as tiny2
from rpython.jit.backend.hlinfo import highleveljitinfo
from rpython.rlib.jit import set_user_param
def help(err="Invalid command line arguments."):
print err
print highleveljitinfo.sys_executable,
print "[-j param=value,...]",
print "'tiny2 program string' arg0 [arg1 [arg2 [...]]]"
return 1
def entry_point(args):
"""Main entry point of the stand-alone executable:
takes a list of strings and returns the exit code.
"""
# store args[0] in a place where the JIT log can find it (used by
# viewcode.py to know the executable whose symbols it should display)
highleveljitinfo.sys_executable = args.pop(0)
if len(args) < 1:
return help()
if args[0] == '-j':
if len(args) < 3:
return help()
try:
set_user_param(tiny2.tinyjitdriver, args[1])
except ValueError:
return help("Bad argument to -j.")
args = args[2:]
bytecode = [s for s in args[0].split(' ') if s != '']
args = [tiny2.StrBox(arg) for arg in args[1:]]
res = tiny2.interpret(bytecode, args)
print tiny2.repr(res)
return 0
def target(driver, args):
return entry_point, None
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