tests/python/ir/test_pass_instrument.py

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""" Instrument test cases.
"""

import tvm
from tvm import relax
from tvm.ir.instrument import PrintAfterAll, PrintBeforeAll
from tvm.script import ir as I
from tvm.script import relax as R
from tvm.script import tir as T

# pylint: disable=invalid-name,missing-function-docstring,no-value-for-parameter


def test_tir_print_all_passes(capsys):
    @T.prim_func
    def func(a: T.handle, b: T.handle) -> None:
        A = T.match_buffer(a, (128, 128, 128, 128))
        B = T.match_buffer(b, (128, 128, 128, 128))
        for i, j, k, l in T.grid(128, 128, 128, 128):
            with T.block("B"):
                vi, vj, vk, vl = T.axis.remap("SSSS", [i, j, k, l])
                B[vi, vj, vk, vl] = A[vi, vj, vk, vl] * 2.0

    with tvm.transform.PassContext(opt_level=3, instruments=[PrintBeforeAll(), PrintAfterAll()]):
        tvm.compile(func)
    all_passes_output = capsys.readouterr().out
    assert "Before Running Pass:" in all_passes_output
    assert "After Running Pass:" in all_passes_output
    assert "pass name: tir." in all_passes_output


def test_relax_print_all_passes(capsys):
    @I.ir_module
    class Module:
        @R.function
        def func(x: R.Tensor((16,), "float32"), y: R.Tensor((16,), "float32")):
            z = R.add(x, y)
            y = z
            return y

    pipeline = relax.get_pipeline("default_build")
    with tvm.transform.PassContext(opt_level=3, instruments=[PrintBeforeAll(), PrintAfterAll()]):
        pipeline(Module)
    all_passes_output = capsys.readouterr().out
    assert "Before Running Pass:" in all_passes_output
    assert "After Running Pass:" in all_passes_output
    assert "pass name: _pipeline" in all_passes_output