target/arm: remove run-time semihosting checks for linux-user
Now we do all our checking at translate time we can make cpu_loop a little bit simpler. We also introduce a simple linux-user semihosting test case to defend the functionality. The out-of-tree softmmu based semihosting tests are still more comprehensive. Signed-off-by: NAlex Bennée <alex.bennee@linaro.org> Message-id: 20190913151845.12582-6-alex.bennee@linaro.org Reviewed-by: NPeter Maydell <peter.maydell@linaro.org> Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>
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