pass_instrument()

pass_instrument() 为 pass 添加 instrument 装饰。

import tvm
@tvm.instrument.pass_instrument
class SkipPass:
    def __init__(self, skip_pass_name):
        self.skip_pass_name = skip_pass_name

    # Uncomment to customize
    # def enter_pass_ctx(self):
    #    pass

    # Uncomment to customize
    # def exit_pass_ctx(self):
    #    pass

    # If pass name contains keyword, skip it by return False. (return True: not skip)
    def should_run(self, mod, pass_info):
        if self.skip_pass_name in pass_info.name:
            return False
        return True

    # Uncomment to customize
    # def run_before_pass(self, mod, pass_info):
    #    pass

    # Uncomment to customize
    # def run_after_pass(self, mod, pass_info):
    #    pass

skip_annotate = SkipPass("AnnotateSpans")
with tvm.transform.PassContext(instruments=[skip_annotate]):
    tvm.compile(mod, "llvm")