target/mips: Restrict semihosting tests to system mode

We do not set CONFIG_SEMIHOSTING in
configs/targets/mips*-linux-user.mak.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

target/mips/cpu.c

@@ -32,8 +32,10 @@
 #include "exec/exec-all.h"
 #include "hw/qdev-properties.h"
 #include "hw/qdev-clock.h"
-#include "semihosting/semihost.h"
 #include "fpu_helper.h"
+#ifndef CONFIG_USER_ONLY
+#include "semihosting/semihost.h"
+#endif
 
 const char regnames[32][3] = {
     "r0", "at", "v0", "v1", "a0", "a1", "a2", "a3",
@@ -415,12 +417,11 @@ static void mips_cpu_reset_hold(Object *obj, ResetType type)
     restore_pamask(env);
     cs->exception_index = EXCP_NONE;
 
+#ifndef CONFIG_USER_ONLY
     if (semihosting_get_argc()) {
         /* UHI interface can be used to obtain argc and argv */
         env->active_tc.gpr[4] = -1;
     }
-
-#ifndef CONFIG_USER_ONLY
     if (kvm_enabled()) {
         kvm_mips_reset_vcpu(cpu);
     }