Method getOffset

src/e9tool/e9metadata.cpp:95–100

* Get register offset relative to the current %rsp value. */

     * Get register offset relative to the current %rsp value.
     */
    int32_t getOffset(Register reg) const
    {
        const RegInfo *rinfo = getInfo(reg);
        assert(rinfo != nullptr);
        return rsp_offset - rinfo->offset;
    }

    /*
     * Get register saved.