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| author | Alex Bennée <alex.bennee@linaro.org> | 2022-02-02 12:23:53 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2022-02-08 10:56:28 +0000 |
| commit | c737d868047f6ae91325adcd3a40f509753a1d85 (patch) | |
| tree | 5e9cea2deba9637d947f6276641d39909580db6d | |
| parent | 40874a383dd9b4bca0f09b07641487919645d8c4 (diff) | |
| download | qemu-c737d868047f6ae91325adcd3a40f509753a1d85.zip qemu-c737d868047f6ae91325adcd3a40f509753a1d85.tar.gz qemu-c737d868047f6ae91325adcd3a40f509753a1d85.tar.bz2 | |
arm: force flag recalculation when messing with DAIF
The recently introduced debug tests in kvm-unit-tests exposed an error
in our handling of singlestep cause by stale hflags. This is caught by
--enable-debug-tcg when running the tests.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reported-by: Andrew Jones <drjones@redhat.com>
Tested-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220202122353.457084-1-alex.bennee@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target/arm/helper-a64.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/target/arm/helper-a64.c b/target/arm/helper-a64.c index d6a6fd7..7cf953b 100644 --- a/target/arm/helper-a64.c +++ b/target/arm/helper-a64.c @@ -83,12 +83,14 @@ void HELPER(msr_i_daifset)(CPUARMState *env, uint32_t imm) { daif_check(env, 0x1e, imm, GETPC()); env->daif |= (imm << 6) & PSTATE_DAIF; + arm_rebuild_hflags(env); } void HELPER(msr_i_daifclear)(CPUARMState *env, uint32_t imm) { daif_check(env, 0x1f, imm, GETPC()); env->daif &= ~((imm << 6) & PSTATE_DAIF); + arm_rebuild_hflags(env); } /* Convert a softfloat float_relation_ (as returned by |