def test_loop():
def f(a, b):
while a > 0:
b += a
a -= 1
return b
cw = CodeWriter()
jitcode = cw.transform_func_to_jitcode(f, [5, 6])
assert jitcode.code == ("\x00\x00\x00\x10\x00" # ends at 5
"\x01\x01\x00\x01"
"\x02\x00\x01\x00"
"\x03\x00\x00"
"\x04\x01")
assert cw.assembler.insns == {'goto_if_not_int_gt/icL': 0,
'int_add/ii>i': 1,
'int_sub/ic>i': 2,
'goto/L': 3,
'int_return/i': 4}
assert jitcode.num_regs_i() == 2
assert jitcode.num_regs_r() == 0
assert jitcode.num_regs_f() == 0
assert jitcode._live_vars(5) == '%i0 %i1'
#
from rpython.jit.codewriter.jitcode import MissingLiveness
for i in range(len(jitcode.code)+1):
if i != 5:
py.test.raises(MissingLiveness, jitcode._live_vars, i)
def test_loop():
def f(a, b):
while a > 0:
b += a
a -= 1
return b
cw = CodeWriter()
jitcode = cw.transform_func_to_jitcode(f, [5, 6])
assert jitcode.code == ("\x00\x00\x00\x10\x00" # ends at 5
"\x01\x01\x00\x01"
"\x02\x00\x01\x00"
"\x03\x00\x00"
"\x04\x01")
assert cw.assembler.insns == {'goto_if_not_int_gt/icL': 0,
'int_add/ii>i': 1,
'int_sub/ic>i': 2,
'goto/L': 3,
'int_return/i': 4}
assert jitcode.num_regs_i() == 2
assert jitcode.num_regs_r() == 0
assert jitcode.num_regs_f() == 0
assert jitcode._live_vars(5) == '%i0 %i1'
#
from rpython.jit.codewriter.jitcode import MissingLiveness
for i in range(len(jitcode.code)+1):
if i != 5:
py.test.raises(MissingLiveness, jitcode._live_vars, i)
def test_loop():
def f(a, b):
while a > 0:
b += a
a -= 1
return b
cw = CodeWriter()
jitcode = cw.transform_func_to_jitcode(f, [5, 6])
assert jitcode.code == ("\x00\x00\x00"
"\x01\x00\x00\x13\x00"
"\x02\x01\x00\x01"
"\x03\x00\x01\x00"
"\x04\x00\x00"
"\x05\x01")
assert cw.assembler.insns == {
'live/': 0,
'goto_if_not_int_gt/icL': 1,
'int_add/ii>i': 2,
'int_sub/ic>i': 3,
'goto/L': 4,
'int_return/i': 5
}
assert jitcode.num_regs_i() == 2
assert jitcode.num_regs_r() == 0
assert jitcode.num_regs_f() == 0
all_liveness = "".join(cw.assembler.all_liveness)
op_live = cw.assembler.insns['live/']
assert jitcode._live_vars(0, all_liveness, op_live) == '%i0 %i1'
#
from rpython.jit.codewriter.jitcode import MissingLiveness
for i in jitcode._startpoints:
if i != 0:
py.test.raises(MissingLiveness, jitcode._live_vars, i,
all_liveness, 0)
def test_integration():
from rpython.jit.metainterp.blackhole import BlackholeInterpBuilder
def f(a, b):
while a > 2:
b += a
a -= 1
return b
cw = CodeWriter()
jitcode = cw.transform_func_to_jitcode(f, [5, 6])
blackholeinterpbuilder = BlackholeInterpBuilder(cw)
blackholeinterp = blackholeinterpbuilder.acquire_interp()
blackholeinterp.setposition(jitcode, 0)
blackholeinterp.setarg_i(0, 6)
blackholeinterp.setarg_i(1, 100)
blackholeinterp.run()
assert blackholeinterp.get_tmpreg_i() == 100+6+5+4+3
def test_integration():
from rpython.jit.metainterp.blackhole import BlackholeInterpBuilder
def f(a, b):
while a > 2:
b += a
a -= 1
return b
cw = CodeWriter()
jitcode = cw.transform_func_to_jitcode(f, [5, 6])
blackholeinterpbuilder = BlackholeInterpBuilder(cw)
blackholeinterp = blackholeinterpbuilder.acquire_interp()
blackholeinterp.setposition(jitcode, 0)
blackholeinterp.setarg_i(0, 6)
blackholeinterp.setarg_i(1, 100)
blackholeinterp.run()
assert blackholeinterp.get_tmpreg_i() == 100+6+5+4+3
