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2022-05-05target/arm: Enable SCTLR_EL1.BT0 for aarch64-linux-userRichard Henderson
This controls whether the PACI{A,B}SP instructions trap with BTYPE=3 (indirect branch from register other than x16/x17). The linux kernel sets this in bti_enable(). Resolves: https://gitlab.com/qemu-project/qemu/-/issues/998 Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 20220427042312.294300-1-richard.henderson@linaro.org [PMM: remove stray change to makefile comment] Signed-off-by: Peter Maydell <peter.maydell@linaro.org>