def test_recursion():
"""
Program:
let f(n: i32, data: f32) -> f32 = {
if (n == 0) {
return data;
} else {
return f(n - 1, log(data));
}
}
f(2, 10000);
"""
f = relay.Var("f")
n = relay.Var("n", e.int32)
data = relay.Var("data", e.float32)
funcbody = relay.If(
equal(n, relay.const(0)), data,
relay.Call(f, [subtract(n, relay.const(1.0)),
log(data)]))
value = relay.Function([n, data], funcbody, e.float32, [])
orig = relay.Let(
f, funcbody,
relay.Call(f,
[relay.const(2.0), relay.const(10000.0)]))
assert alpha_equal(dead_code_elimination(orig), orig)
assert alpha_equal(dead_code_elimination(relay.Let(f, funcbody, e.three)),
e.three)
def test_recursion():
"""
Program:
let f(n: i32, data: f32) -> f32 = {
if (n == 0) {
return data;
} else {
return f(n - 1, log(data));
}
}
f(2, 10000);
"""
f = relay.Var("f")
f1 = relay.Var("f1")
n = relay.Var("n", e.int32)
data = relay.Var("data", e.float32)
funcbody = relay.If(
equal(n, relay.const(0)), data,
relay.Call(f1, [subtract(n, relay.const(1)),
log(data)]))
value = relay.Function([n, data], funcbody, e.float32, [])
orig = relay.Let(f, value,
relay.Call(
f,
[relay.const(2), relay.const(10000.0)]))
dced = run_opt_pass(orig, transform.DeadCodeElimination())
orig = run_opt_pass(orig, transform.InferType())
assert graph_equal(dced, orig)
dced = run_opt_pass(relay.Let(f, value, e.three),
transform.DeadCodeElimination())
assert alpha_equal(dced, e.three)
def test_recursion():
"""
Program:
let f(n: i32, data: f32) -> f32 = {
if (n == 0) {
return data;
} else {
return f(n - 1, log(data));
}
}
f(2, 10000);
"""
f = relay.Var("f")
n = relay.Var("n")
np = relay.Param(n, e.int32)
data = relay.Var("data")
datap = relay.Param(data, e.float32)
funcbody = relay.If(equal(n, convert(0)), data,
f(subtract(n, convert(1.0)), log(data)))
value = relay.Function([np, datap], e.float32, funcbody, [])
orig = relay.Let(f, funcbody, f(convert(2.0), convert(10000.0)), e.float32)
assert alpha_equal(dead_code_elimination(orig), orig)
assert alpha_equal(
dead_code_elimination(relay.Let(f, funcbody, e.three, e.float32)),
e.three)
def test_single_op():
"Program: fn (x : float32) { let t1 = f(x); t1 }"
b = IRBuilder()
with b.function(('x', 'float32')) as func:
x, = func.param_ids()
t1 = b.let('t1', log(x))
b.ret(t1)
assert_has_type(func.to_func(), func_type(['float32'], 'float32'))
def use_f(func):
f = relay.Var("f")
n = relay.Var("n", e.int32)
data = relay.Var("data", e.float32)
funcbody = relay.If(
equal(n, relay.const(0)), data,
relay.Call(f, [subtract(n, relay.const(1)),
log(data)]))
value = relay.Function([n, data], funcbody, e.float32, [])
return relay.Let(f, value, func(f))
def test_decl():
"""Program:
def f(x : Tensor[f32, (10, 10)]) {
let lx = log(x);
return lx;
}
"""
b = IRBuilder()
x = b.param('x')
with b.decl('f', x):
lx = b.let('lx', log(x))
b.ret(lx)
_, env = b.get()
assert_decl_has_type(env, 'f', func_type(['float32'], 'float32'))
def aten_log(inputs, attributes, scope):
inp = inputs[0]
ctx = current_context()
net = ctx.network
if ctx.is_tensorrt and has_trt_tensor(inputs):
layer = net.add_unary(inp, trt.UnaryOperation.LOG)
output = layer.get_output(0)
output.name = scope
layer.name = scope
return [output]
elif ctx.is_tvm and has_tvm_tensor(inputs):
return [_op.log(inp)]
return [torch.log(inp)]
def test_dual_op():
"""Program:
fn (x : Tensor[f32, (10, 10)]) {
let t1 = log(x);
let t2 = add(t1, x);
return t1;
}
"""
b = IRBuilder()
with b.function(('x', tensor_type(10, 10))) as func:
x, = func.param_ids()
t1 = b.let('t1', log(x))
t2 = b.let('t2', add(t1, x))
b.ret(t2)
assert_has_type(func.to_func(), func_type(['float32'], 'float32'))
def test_recursion():
"""
Program:
let f(n: i32, data: f32) -> f32 = {
if (n == 0) {
return data;
} else {
return f(n - 1, log(data));
}
}
f(2, 10000);
"""
f = relay.Var("f")
n = relay.Var("n", e.int32)
data = relay.Var("data", e.float32)
funcbody = relay.If(equal(n, relay.const(0)),
data,
relay.Call(f, [subtract(n, relay.const(1.0)),
log(data)]))
value = relay.Function([n, data], funcbody, e.float32, [])
orig = relay.Let(f, value, relay.Call(f, [relay.const(2.0), relay.const(10000.0)]))
assert alpha_equal(dead_code_elimination(orig), orig)
assert alpha_equal(dead_code_elimination(relay.Let(f, value, e.three)), e.three)
def test_recursion():
"""
Program:
def f(n: i32, data: f32) -> f32 {
if (n == 0) {
return f(n - 1, log(data));
} else {
return data;
}
}
f(2, 10000);
"""
b = IRBuilder()
f = b.global_var('f')
n = b.param('n', ty='int32')
data = b.param('data', ty='float32')
with b.decl(f, n, data):
with b.if_scope(equal(n, convert(0))):
b.ret(f(subtract(n, convert(1)), log(data)))
with b.else_scope():
b.ret(data)
b.ret(f(convert(2.0), convert(10000.0)))
assert_decl_has_type(b.env, 'f', func_type(
['int32', 'float32'], 'float32'))
def test_single_op():
"Program: fn (x : float32) { let t1 = f(x); t1 }"
x = relay.var('x', shape=[])
func = relay.Function([x], op.log(x))
ttype = relay.TensorType([], dtype='float32')
assert_has_type(func, relay.FuncType([ttype], ttype))
def test_single_op():
"Program: fn (%x : float32) { let %t1 = f(%x); %t1 }"
x = relay.var("x", shape=[])
func = relay.Function([x], op.log(x))
ttype = relay.TensorType([], dtype="float32")
assert_has_type(func, relay.FuncType([ttype], ttype))
def test_single_op():
"Program: fn (%x : float32) { let %t1 = f(%x); %t1 }"
x = relay.var('x', shape=[])
func = relay.Function([x], op.log(x))
ttype = relay.TensorType([], dtype='float32')
assert_has_type(func, relay.FuncType([ttype], ttype))