def test_inline2(self):
harder = textwrap.dedent("""
int callee(int i) {
(void) print(i);
while (i < 10) {
i = i + 1;
return i * 2;
}
return i;
}
int caller() {
int x = 4;
while (x < 10) {
(void) print(x);
x = call(callee, list(x));
}
return x;
}
""")
mod = from_c(harder)
func = mod.get_function("caller")
verify(func)
result = interp.run(func)
[callsite] = findallops(func, 'call')
inline.inline(func, callsite)
cfa.run(func)
verify(func)
# TODO: update phi when splitting blocks
result2 = interp.run(func)
assert result == result2
def test_swap(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int f(int i) {
int x = 1;
int y = 2;
int tmp;
while (i > 0) {
tmp = x;
x = y;
y = tmp;
i = i - 1;
}
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("f")
cfa.run(func)
verify(func)
ssa_result1 = interp.run(func, args=[1])
ssa_result2 = interp.run(func, args=[2])
reg2mem.reg2mem(func)
verify(func)
stack_result1 = interp.run(func, args=[1])
stack_result2 = interp.run(func, args=[2])
self.assertEqual(ssa_result1, stack_result1)
self.assertEqual(ssa_result2, stack_result2)
def test_swap(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int f(int i) {
int x = 1;
int y = 2;
int tmp;
while (i > 0) {
tmp = x;
x = y;
y = tmp;
i = i - 1;
}
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("f")
cfa.run(func)
verify(func)
ssa_result1 = interp.run(func, args=[1])
ssa_result2 = interp.run(func, args=[2])
reg2mem.reg2mem(func)
verify(func)
stack_result1 = interp.run(func, args=[1])
stack_result2 = interp.run(func, args=[2])
self.assertEqual(ssa_result1, stack_result1)
self.assertEqual(ssa_result2, stack_result2)
def test_exceptions(self):
f = mod.get_function('raise')
try:
result = interp.run(f)
except interp.UncaughtException, e:
exc, = e.args
assert isinstance(exc, TypeError), exc
def test_exceptions(self):
f = mod.get_function('raise')
try:
result = interp.run(f)
except interp.UncaughtException, e:
exc, = e.args
assert isinstance(exc, TypeError), exc
def test_inline2(self):
harder = """
int callee(int i) {
(void) print(i);
while (i < 10) {
i = i + 1;
return i * 2;
}
return i;
}
int caller() {
int x = 4;
while (x < 10) {
(void) print(x);
x = call(callee, list(x));
}
return x;
}
"""
mod = from_c(harder)
func = mod.get_function("caller")
verify(func)
result = interp.run(func)
[callsite] = findallops(func, 'call')
inline.inline(func, callsite)
cfa.run(func)
verify(func)
def test_basic_builder(self):
v = self.b.alloca(types.Pointer(types.Float32), [])
result = self.b.mul(types.Int32, [self.a, self.a], result='r')
c = self.b.convert(types.Float32, [result])
self.b.store(c, v)
val = self.b.load(types.Float32, [v])
self.b.ret(val)
# print(string(self.f))
assert interp.run(self.f, args=[10]) == 100
def test_basic_builder(self):
v = self.b.alloca(types.Pointer(types.Float32))
result = self.b.mul(self.a, self.a, result='r')
c = self.b.convert(types.Float32, result)
self.b.store(c, v)
val = self.b.load(v)
self.b.ret(val)
# print(string(self.f))
assert interp.run(self.f, args=[10]) == 100
def test_swap_loop(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int f(int i, int j) {
int x = 1;
int y = 2;
int tmp;
while (i > 0) {
while (j > 0) {
tmp = x;
x = y;
y = tmp;
j = j - 1;
}
i = i - 1;
}
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("f")
cfa.run(func)
verify(func)
ssa_results = []
for i in range(10):
for j in range(10):
ssa_result = interp.run(func, args=[i, j])
ssa_results.append(ssa_result)
#print(func)
reg2mem.reg2mem(func)
verify(func)
#print(func)
stack_results = []
for i in range(10):
for j in range(10):
stack_result = interp.run(func, args=[i, j])
stack_results.append(stack_result)
def test_swap_loop(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int f(int i, int j) {
int x = 1;
int y = 2;
int tmp;
while (i > 0) {
while (j > 0) {
tmp = x;
x = y;
y = tmp;
j = j - 1;
}
i = i - 1;
}
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("f")
cfa.run(func)
verify(func)
ssa_results = []
for i in range(10):
for j in range(10):
ssa_result = interp.run(func, args=[i, j])
ssa_results.append(ssa_result)
#print(func)
reg2mem.reg2mem(func)
verify(func)
#print(func)
stack_results = []
for i in range(10):
for j in range(10):
stack_result = interp.run(func, args=[i, j])
stack_results.append(stack_result)
def test_loop_builder(self):
square = self.b.mul(types.Int32, [self.a, self.a])
c = self.b.convert(types.Float32, [square])
self.b.position_after(square)
_, block = self.b.splitblock('start', terminate=True)
self.b.position_at_end(block)
const = partial(Const, type=types.Int32)
cond, body, exit = self.b.gen_loop(const(5), const(10), const(2))
with self.b.at_front(body):
self.b.print(c)
with self.b.at_end(exit):
self.b.ret(c)
self.assertEqual(interp.run(self.f, args=[10]), 100.0)
def test_loop_builder(self):
square = self.b.mul(self.a, self.a)
c = self.b.convert(types.Float32, square)
self.b.position_after(square)
_, block = self.b.splitblock('start', terminate=True)
self.b.position_at_end(block)
const = partial(Const, type=types.Int32)
cond, body, exit = self.b.gen_loop(const(5), const(10), const(2))
with self.b.at_front(body):
self.b.print(c)
with self.b.at_end(exit):
self.b.ret(c)
self.assertEqual(interp.run(self.f, args=[10]), 100.0)
def test_inline(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int callee(int i) {
return i * i;
}
int caller(int i) {
int x = call(callee, list(i));
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("caller")
[callsite] = findallops(func, 'call')
inline.inline(func, callsite)
cfa.run(func)
verify(func)
assert interp.run(func, args=[10]) == 100
assert len(list(func.blocks)) == 1
assert opcodes(func) == ['mul', 'ret']
def interpret(nb_func, run_phase, args, debug=False, tracer=None):
"""Interpret and return result"""
# Translate flypy function
argtypes = [typeof(arg) for arg in args]
env = environment.fresh_env(nb_func, argtypes, target="cpu")
f, env = run_phase(nb_func, env)
if debug:
header(f)
if tracer is None:
# Set up tracer to trace interpretation
if debug:
tracer = tracing.Tracer()
else:
tracer = tracing.DummyTracer()
newargs = [conversion.fromobject(arg, typeof(arg)) for arg in args]
# Interpret function
env.setdefault('interp.handlers', handlers(run_phase, env))
return interp.run(f, env, args=newargs, tracer=tracer)
def test_inline(self):
simple = """
#include <pykit_ir.h>
int callee(int i) {
return i * i;
}
int caller(int i) {
int x = call(callee, list(i));
return x;
}
"""
mod = from_c(simple)
func = mod.get_function("caller")
[callsite] = findallops(func, 'call')
inline.inline(func, callsite)
cfa.run(func)
verify(func)
assert interp.run(func, args=[10]) == 100
assert len(list(func.blocks)) == 1
assert opcodes(func) == ['mul', 'ret']
def interpret(nb_func, run_phase, args, debug=False, tracer=None):
"""Interpret and return result"""
# Translate flypy function
argtypes = [typeof(arg) for arg in args]
env = environment.fresh_env(nb_func, argtypes, target="cpu")
f, env = run_phase(nb_func, env)
if debug:
header(f)
if tracer is None:
# Set up tracer to trace interpretation
if debug:
tracer = tracing.Tracer()
else:
tracer = tracing.DummyTracer()
newargs = [conversion.fromobject(arg, typeof(arg)) for arg in args]
# Interpret function
env.setdefault('interp.handlers', handlers(run_phase, env))
return interp.run(f, env, args=newargs, tracer=tracer)
def test_inline(self):
simple = textwrap.dedent("""
#include <pykit_ir.h>
int callee(int i) {
return i * i;
}
int caller(int i) {
int x = call(callee, list(i));
return x;
}
""")
mod = from_c(simple)
func = mod.get_function("caller")
[callsite] = findallops(func, 'call')
inline.inline(func, callsite)
cfa.run(func)
verify(func)
assert interp.run(func, args=[10]) == 100
assert len(list(func.blocks)) == 1
self.assertEqual([o for o in opcodes(func) if o != 'convert'],
['mul', 'ret'])
def interpret(func, env, args, persist=False, **kwds):
# TODO: allow mixing scidb and non-scidb data...
dshape = func.type.restype
descs = [arg._data for arg in args]
inputs = [desc.query for desc in descs]
conns = [desc.conn for desc in descs]
if len(set(conns)) > 1:
raise InterfaceError(
"Can only perform query over one scidb interface, got multiple")
# Assemble query
env = {'interp.handlers' : handlers}
query = interp.run(func, env, None, args=inputs)
[conn] = set(conns)
code = []
cleanup = []
query.generate_code(code, cleanup, set())
expr = query.result()
result = _execute(conn, code, cleanup, expr, persist)
return blaze.array(SciDBDataDescriptor(dshape, result, conn))
def interpret(func, env, args, persist=False, **kwds):
# TODO: allow mixing scidb and non-scidb data...
dshape = func.type.restype
descs = [arg._data for arg in args]
inputs = [desc.query for desc in descs]
conns = [desc.conn for desc in descs]
if len(set(conns)) > 1:
raise InterfaceError(
"Can only perform query over one scidb interface, got multiple")
# Assemble query
env = {'interp.handlers': handlers}
query = interp.run(func, env, None, args=inputs)
[conn] = set(conns)
code = []
cleanup = []
query.generate_code(code, cleanup, set())
expr = query.result()
result = _execute(conn, code, cleanup, expr, persist)
return blaze.array(SciDBDataDescriptor(dshape, result, conn))
def test_parse(self):
mod = cirparser.from_c(source)
verify(mod)
func = mod.get_function('myfunc')
result = interp.run(func, args=[10.0])
self.assertEqual(result, 12)
def test_simple(self):
f = mod.get_function('simple')
result = interp.run(f, args=[10.0])
assert result == 100.0, result
def run(func, env=None, exc_model=None, args=()):
env = env or {}
env.setdefault('interp.handlers', {}).update(handlers)
return interp.run(func, env, exc_model, args=args)
def interpret(func, env, args, **kwds):
args = [np.array(arg) for arg in args]
env = {'interp.handlers' : handlers}
result = interp.run(func, env, None, args=args)
return blaze.array(result)
def test_loop(self):
loop = mod.get_function('loop')
result = interp.run(loop)
assert result == 45, result
def test_simple(self):
f = mod.get_function('simple')
result = interp.run(f, args=[10.0])
assert result == 100.0, result
def test_loop(self):
loop = mod.get_function('loop')
result = interp.run(loop)
assert result == 45, result
def test_parse(self):
mod = cirparser.from_c(source)
verify(mod)
func = mod.get_function('myfunc')
result = interp.run(func, args=[10.0])
self.assertEqual(result, 12)
def interp(self, *args):
from pykit.ir import interp
return interp.run(self.f, self.env, args=self.convert_args(args))
def interpret(func, env, args, **kwds):
args = [np.array(arg) for arg in args]
env = {'interp.handlers': handlers}
result = interp.run(func, env, None, args=args)
return blaze.array(result)