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At least RISC-V has the need to be able to perform a read using execute permissions, outside of translation. Add helpers to facilitate this. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Acked-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn> Tested-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Message-Id: <20230325105429.1142530-9-richard.henderson@linaro.org> Message-Id: <20230412114333.118895-9-richard.henderson@linaro.org>