def test_monomorphic_let():
"Program: let x = 1; return x"
b = IRBuilder()
x = b.let('x', 1.0, value_type=scalar_type('float64'))
b.ret(x)
prog, env = b.get()
assert_has_type(prog, scalar_type('float64'))
def test_let():
b = IRBuilder()
x = b.let('x', 1)
b.ret(x)
prog, _ = b.get()
assert isinstance(prog, Let)
var = prog.var
value = prog.value
assert var.name_hint == 'x'
assert var == prog.body
assert isinstance(value, Constant)
assert value.data.asnumpy() == np.array(1)
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 test_add_broadcast_op():
"""
Program:
fn (x: Tensor[(10, 4), f32], y: Tensor[(5, 10, 1), f32]) -> Tensor[(5, 10, 4), f32] {
return x + y;
}
"""
b = IRBuilder()
x = b.param('x', tensor_type(10, 4))
y = b.param('y', tensor_type(5, 10, 1))
with b.function(x, y) as func:
b.ret(add(x.var, y.var))
b.ret(func)
prog, env = b.get()
ttype = tensor_type(5, 5, 5)
expected_ty = func_type([ttype, ttype], ttype)
assert_has_type(func.to_func(), expected_ty)
def check_binary_broadcast_op(opfunc):
"""
Program:
fn (x: Tensor[(10, 4), f32], y: Tensor[(5, 10, 1), f32]) -> Tensor[(5, 10, 4), f32] {
return x <op> y;
}
"""
b = IRBuilder()
x = b.param('x', tensor_type(10, 4))
y = b.param('y', tensor_type(5, 10, 1))
with b.function(x, y) as func:
b.ret(opfunc(x.var, y.var))
b.ret(func)
prog, env = b.get()
expected_ty = func_type(
[tensor_type(10, 4), tensor_type(5, 10, 1)], tensor_type(5, 10, 4))
assert_has_type(func.to_func(), expected_ty)
def check_binary_op(opfunc):
"""
Program:
fn (x, y) {
return x <op> y;
}
"""
b = IRBuilder()
x = b.param('x', tensor_type(5, 5, 5))
y = b.param('y', tensor_type(5, 5, 5))
with b.function(x, y) as func:
b.ret(opfunc(x.var, y.var))
b.ret(func)
prog, env = b.get()
ttype = tensor_type(5, 5, 5)
expected_ty = func_type([ttype, ttype], ttype)
assert_has_type(func.to_func(), expected_ty)