mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

target/arm: Set PSTATE.TCO on exception entry

Browse Source 
D1.10 specifies that exception handlers begin with tag checks overridden.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200626033144.790098-41-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2020-06-25 20:31:38 -07:00 committed by Peter Maydell
parent eb821168db
commit 34669338bd
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
target/arm/helper.c
View File

@ -9704,6 +9704,9 @@ static void arm_cpu_do_interrupt_aarch64(CPUState *cs)
break;
}
}
if (cpu_isar_feature(aa64_mte, cpu)) {
new_mode |= PSTATE_TCO;
}
pstate_write(env, PSTATE_DAIF | new_mode);
env->aarch64 = 1;