adafruit-mirror/Adafruit_CircuitPython_PIOASM
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Add .mov_status

Browse source
This commit is contained in:
Jeff Epler 2024-09-05 09:49:50 -05:00
parent 3da0f6cea2
commit cfee88e040
2 changed files with 69 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

33
adafruit_pioasm.py
View file

@ -61,6 +61,9 @@ class Program: # pylint: disable=too-few-public-methods
offset = -1
pio_version = 0
fifo_type = None
mov_status_type = None
mov_status_count = None
mov_status_param = None
def require_version(required_version, instruction):
if pio_version < required_version:
@ -99,6 +102,31 @@ class Program: # pylint: disable=too-few-public-methods
if required_version is None:
raise RuntimeError(f"Invalid fifo type {fifo_type}")
require_version(required_version, line)
elif line.startswith(".mov_status"):
words = line.split()
required_version = 0
mov_status_param = 0
mov_status_type = words[1]
if words[1] in ("txfifo", "rxfifo"):
if words[2] != "<":
raise RuntimeError(f"Invalid {line}")
mov_status_count = int(words[3])
elif words[1] == "irq":
required_version = 1
idx = 2
if words[idx] == "next":
mov_status_param = 2
idx += 1
if words[idx] == "next":
mov_status_param = 1
idx += 1
if words[idx] != "set":
raise RuntimeError(f"Invalid {line})")
mov_status_count = int(words[idx + 1])
if not 0 <= mov_status_count < 16:
raise RuntimeError(f"Invalid mov_status count {mov_status_count}")
require_version(required_version, line)
elif line.endswith(":"):
label = line[:-1]
if label in labels:
@ -281,6 +309,11 @@ class Program: # pylint: disable=too-few-public-methods
if FIFO_TYPES.get(fifo_type):
self.pio_kwargs["fifo_type"] = fifo_type
if mov_status_type is not None:
self.pio_kwargs["mov_status_type"] = mov_status_type
self.pio_kwargs["mov_status_count"] = mov_status_count
self.pio_kwargs["mov_status_param"] = mov_status_param
self.assembled = array.array("H", assembled)
self.debuginfo = (linemap, text_program) if build_debuginfo else None

36
tests/test_version.py
View file

@ -25,3 +25,39 @@ def test_fifo() -> None:
sideset_enable=0,
fifo_type="txput",
)
def test_mov_status() -> None:
assert_pio_kwargs(
".mov_status txfifo < 5",
sideset_enable=0,
mov_status_type="txfifo",
mov_status_count=5,
mov_status_param=0,
)
assert_pio_kwargs(
".mov_status rxfifo < 8",
sideset_enable=0,
mov_status_type="rxfifo",
mov_status_count=8,
mov_status_param=0,
)
assert_assembly_fails(".mov_status rxfifo < -1")
assert_assembly_fails(".mov_status rxfifo < 16")
assert_assembly_fails(".mov_status irq next set 3")
assert_pio_kwargs(
".pio_version 1\n.mov_status irq next set 3",
pio_version=1,
sideset_enable=0,
mov_status_type="irq",
mov_status_count=3,
mov_status_param=2,
)
assert_pio_kwargs(
".pio_version 1\n.mov_status irq set 3",
pio_version=1,
sideset_enable=0,
mov_status_type="irq",
mov_status_count=3,
mov_status_param=0,
)