1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
from __future__ import print_function
import time
import py
py.path.local(__file__)
from rpython.jit.tl.tlc import interp, interp_nonjit, ConstantPool
from rpython.jit.backend.hlinfo import highleveljitinfo
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)
exe = args[0]
args = args[1:]
highleveljitinfo.sys_executable = exe
if len(args) < 2:
print("Usage: %s [--onlyjit] filename x" % (exe,))
return 2
onlyjit = False
if args[0] == '--onlyjit':
onlyjit = True
args = args[1:]
filename = args[0]
x = int(args[1])
bytecode, pool = load_bytecode(filename)
if not onlyjit:
start = time.clock()
res = interp_nonjit(bytecode, inputarg=x, pool=pool)
stop = time.clock()
print('Non jitted: %d (%f seconds)' % (res, stop-start))
start = time.clock()
res = interp(bytecode, inputarg=x, pool=pool)
stop = time.clock()
print('Warmup jitted: %d (%f seconds)' % (res, stop-start))
start = time.clock()
res = interp(bytecode, inputarg=x, pool=pool)
stop = time.clock()
print('Warmed jitted: %d (%f seconds)' % (res, stop-start))
return 0
def load_bytecode(filename):
from rpython.rlib.streamio import open_file_as_stream
from rpython.jit.tl.tlopcode import decode_program
f = open_file_as_stream(filename)
return decode_program(f.readall())
def target(driver, args):
return entry_point
# ____________________________________________________________
if __name__ == '__main__':
import sys
sys.exit(entry_point(sys.argv))
|
