mirror of https://gitee.com/openkylin/qemu.git
b1e5336a98
For v8M the instructions VLLDM and VLSTM support lazy saving and restoring of the secure floating-point registers. Even if the floating point extension is not implemented, these instructions must act as NOPs in Secure state, so they can be used as part of the secure-to-nonsecure call sequence. Fixes: https://bugs.launchpad.net/qemu/+bug/1768295 Cc: qemu-stable@nongnu.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20180503105730.5958-1-peter.maydell@linaro.org |
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