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| author | Greg Bellows <greg.bellows@linaro.org> | 2014-12-15 17:09:45 -0600 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-12-22 23:12:28 +0000 |
| commit | 08828484a5c1ec55a6cbb4b4d377bfcf41199b5c (patch) | |
| tree | 6e3c24c093085e24ef9e3b4c1ed1718b05722dc0 | |
| parent | 083a58906cb32731dd98a93fcf451ec7718c0924 (diff) | |
| download | qemu-08828484a5c1ec55a6cbb4b4d377bfcf41199b5c.tar.gz | |
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 <greg.bellows@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1418684992-8996-9-git-send-email-greg.bellows@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target-arm/cpu.c | 5 |
1 files changed, 5 insertions, 0 deletions
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); |