From 08828484a5c1ec55a6cbb4b4d377bfcf41199b5c Mon Sep 17 00:00:00 2001 From: Greg Bellows Date: Mon, 15 Dec 2014 17:09:45 -0600 Subject: target-arm: Add feature unset function Add an unset_feature() function to compliment the set_feature() function. This will be used to disable functions after they have been enabled during initialization. Signed-off-by: Greg Bellows Reviewed-by: Peter Maydell Message-id: 1418684992-8996-9-git-send-email-greg.bellows@linaro.org Signed-off-by: Peter Maydell --- target-arm/cpu.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target-arm/cpu.c b/target-arm/cpu.c index d3db279e1b..01afed2037 100644 --- a/target-arm/cpu.c +++ b/target-arm/cpu.c @@ -327,6 +327,11 @@ static inline void set_feature(CPUARMState *env, int feature) env->features |= 1ULL << feature; } +static inline void unset_feature(CPUARMState *env, int feature) +{ + env->features &= ~(1ULL << feature); +} + static void arm_cpu_initfn(Object *obj) { CPUState *cs = CPU(obj); -- cgit v1.2.1