Jeff Epler
8a97f71b0c
* As an extension, ".fifo auto" may be specified to request CircuitPython's auto fifo join behavior * bounds check on `.set` directive improved * redundant kwargs (e.g., out_count vs out_pin_count) fixed
147 lines
4.5 KiB
Python
147 lines
4.5 KiB
Python
# SPDX-FileCopyrightText: 2024 Jeff Epler, written for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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"""
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Tests version dependent instructions
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"""
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from pytest_helpers import assert_pio_kwargs, assert_assembly_fails, assert_assembles_to
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def test_version() -> None:
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assert_pio_kwargs(".pio_version 0", sideset_enable=0)
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assert_pio_kwargs(".pio_version 1", pio_version=1, sideset_enable=0)
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assert_assembly_fails(".pio_version muffin", errtype=ValueError)
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assert_assembly_fails(".pio_version -1")
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def test_fifo() -> None:
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assert_pio_kwargs(".fifo txrx", sideset_enable=0, fifo_type="txrx")
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assert_pio_kwargs(".fifo auto", sideset_enable=0)
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assert_assembly_fails(".fifo txput")
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assert_pio_kwargs(
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".pio_version 1\n.fifo txput",
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pio_version=1,
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sideset_enable=0,
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fifo_type="txput",
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)
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def test_mov_status() -> None:
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assert_pio_kwargs(
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".mov_status txfifo < 5",
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sideset_enable=0,
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mov_status_type="txfifo",
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mov_status_n=5,
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)
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assert_pio_kwargs(
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".mov_status rxfifo < 8",
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sideset_enable=0,
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mov_status_type="rxfifo",
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mov_status_n=8,
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)
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assert_assembly_fails(".mov_status rxfifo < -1")
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assert_assembly_fails(".mov_status rxfifo < 33")
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assert_assembly_fails(".mov_status irq next set 3")
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assert_pio_kwargs(
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".pio_version 1\n.mov_status irq prev set 3",
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pio_version=1,
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sideset_enable=0,
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mov_status_type="irq",
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mov_status_n=3 | 0x8,
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)
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assert_pio_kwargs(
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".pio_version 1\n.mov_status irq next set 3",
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pio_version=1,
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sideset_enable=0,
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mov_status_type="irq",
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mov_status_n=3 | 0x10,
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)
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assert_pio_kwargs(
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".pio_version 1\n.mov_status irq set 3",
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pio_version=1,
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sideset_enable=0,
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mov_status_type="irq",
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mov_status_n=3,
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)
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assert_assembly_fails(".pio_version 1\n.mov_status irq prev set 9")
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def test_dot_in() -> None:
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assert_pio_kwargs(
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".in 32 left auto 11",
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sideset_enable=0,
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auto_push=True,
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push_threshold=11,
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in_shift_right=False,
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)
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assert_assembly_fails(".in 16")
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assert_pio_kwargs(
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".pio_version 1\n.in 16 right",
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pio_version=1,
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sideset_enable=0,
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in_pin_count=16,
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auto_push=False,
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in_shift_right=True,
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)
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def test_dot_out() -> None:
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assert_pio_kwargs(
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".out 32 left auto 11",
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sideset_enable=0,
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auto_pull=True,
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pull_threshold=11,
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out_shift_right=False,
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)
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assert_assembly_fails(".out 16")
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assert_pio_kwargs(
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".pio_version 1\n.out 16 right",
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pio_version=1,
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sideset_enable=0,
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out_pin_count=16,
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auto_pull=False,
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out_shift_right=True,
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)
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def test_dot_set() -> None:
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assert_pio_kwargs(".set 5", sideset_enable=0, set_pin_count=5)
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assert_assembly_fails(".set 16")
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assert_assembly_fails(".pio_version 1\n.set 16")
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assert_assembly_fails(".set 3")
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assert_pio_kwargs(
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".pio_version 1\n.set 3 right", pio_version=1, sideset_enable=0, set_pin_count=3
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)
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def test_irq_v1() -> None:
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assert_assembly_fails("irq 7 next")
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assert_assembles_to(".pio_version 1\nirq 5 next", [0b110_00000_0_0_0_11_101])
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assert_assembles_to(".pio_version 1\nirq wait 1 prev", [0b110_00000_0_0_1_01_001])
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def test_mov_v1() -> None:
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assert_assembly_fails("mov osr, rxfifo[y]")
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assert_assembly_fails(".pio_version 1\nmov osr, rxfifo[y]")
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prefix = ".pio_version 1\n.fifo putget\n"
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assert_assembly_fails(prefix + "mov osr, rxfifo[8]")
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assert_assembles_to(prefix + "mov rxfifo[y], isr", [0b100_00000_0001_1_000])
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assert_assembles_to(prefix + "mov osr, rxfifo[1]", [0b100_00000_1001_0_001])
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assert_assembly_fails("mov pindirs, null", errtype=ValueError)
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assert_assembles_to(prefix + "mov pindirs, null", [0b101_00000_01100011])
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def test_wait_v1() -> None:
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assert_assembly_fails("wait 0 jmppin")
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assert_assembly_fails("wait 0 irq 5 next")
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prefix = ".pio_version 1\n"
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assert_assembly_fails(prefix + "wait 0 jmppin +")
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assert_assembly_fails(prefix + "wait 0 jmppin + 7")
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assert_assembles_to(prefix + "wait 0 jmppin + 3", [0b001_00000_0_11_00011])
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assert_assembles_to(prefix + "wait 1 jmppin", [0b001_00000_1_11_00000])
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assert_assembles_to(prefix + "wait 0 irq 5 next", [0b001_00000_0_10_11_101])
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assert_assembles_to(prefix + "wait 1 irq 4 prev", [0b001_00000_1_10_01_100])
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