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Describe the current behavior / 问题描述 (Mandatory / 必填)

三个 matmul 类算子定义在多次包含或与外部定义冲突时出现重复注册问题

Environment / 环境信息 (Mandatory / 必填)

Ascend950PR

Steps to reproduce the issue / 重现步骤 (Mandatory / 必填)

重复编译legacy和nn，导致的重定义

Describe the expected behavior / 预期结果 (Mandatory / 必填)

编译运行无问题

Related log / screenshot / 日志 / 截图 (Mandatory / 必填)

无

Special notes for this issue/备注 (Optional / 选填)