def doc(self) -> str:
cond = f"if {self.port.doc()} with {self.cond.doc()}"
true_branch = self.true_branch.doc()
if isinstance(self.false_branch, Empty):
false_branch = ""
else:
false_branch = block(" else", self.false_branch.doc(), sep="")
return block(cond, true_branch, sep="") + false_branch
def doc(self) -> str:
ins = ", ".join([s.doc() for s in self.inputs])
outs = ", ".join([s.doc() for s in self.outputs])
signature = f"component {self.name}({ins}) -> ({outs})"
cells = block("cells", [c.doc() for c in self.cells])
wires = block("wires", [w.doc() for w in self.wires])
controls = block("control", [self.controls.doc()])
return block(signature, [cells, wires, controls])
def doc(self) -> str:
static_delay_attr = ("" if self.static_delay == None else
f'<"static"={self.static_delay}>')
return block(
f"group {self.id.doc()}{static_delay_attr}",
[c.doc() for c in self.connections],
)
def emit_dahlia_definition(fd: DahliaFuncDef, body: str) -> str:
"""Emits a Dahlia definition, e.g.
`def foo(a: ubit<32>) = { ... }`
"""
params = emit_dahlia_params(fd)
return block(
f"def {fd.component_name}({params}) =",
"\n".join(body) if isinstance(body, tuple) else body,
sep="",
)
def emit_dahlia_loop(control_flow: Cell, body: str) -> str:
"""Emits a Dahlia loop over `num_dims` with `body`
nested inside. Many tensor functions share the
same control flow:
(1) Perform specific looping according to `control_flow`,
(2) and do some work in the body.
For example, if body == `X`, then this
will return:
```
for (let i: ubit<X> = 0..M) {
for (let j: ubit<Y> = 0..N) {
X;
}
}
```
"""
var_name = CHARACTER_I
# Loop control flow is determined by these parameters.
num_dims = get_dims(control_flow.comp)
args = control_flow.comp.args
# Generate loop headers.
headers = []
for i in range(num_dims):
size = args[i + 1]
idx_size = args[i + 1 + num_dims]
headers.append(f"for (let __{var_name}: ubit<{idx_size}> = 0..{size})")
var_name = next_character(var_name)
headers.reverse()
# Generate loop blocks.
for i in range(num_dims):
b = body if i == 0 else headers[i - 1]
headers[i] = block(headers[i], b, sep="")
return headers[-1]
def doc(self) -> str:
return block(f"while {self.port.doc()} with {self.cond.doc()}",
self.body.doc(),
sep="")
def doc(self) -> str:
return block("par", [s.doc() for s in self.stmts])
def doc(self) -> str:
cond = f"while {self.port.doc()}"
if cond is not None:
cond += f" with {self.cond.doc()}"
return block(cond, self.body.doc(), sep="")
def doc(self) -> str:
return block(
f"comb group {self.id.doc()}",
[c.doc() for c in self.connections],
)