diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2016-02-23 15:36:43 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-02-26 15:09:41 +0000 |
| commit | ae08792301c182bdec48656dee3dce38b3391a1a (patch) | |
| tree | be738447a867057832595609ed89350c5c7e40c5 /linux-user/signal.c | |
| parent | f8c88bbcda76d5674e4bb125471371b41d330df8 (diff) | |
linux-user: Use restrictive mask when calling cpsr_write()
When linux-user code is calling cpsr_write(), use a restrictive
mask to ensure we are limiting the set of CPSR bits we update.
In particular, don't allow the mode bits to be changed.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Sergey Fedorov <serge.fdrv@gmail.com>
Message-id: 1455556977-3644-5-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'linux-user/signal.c')
| -rw-r--r-- | linux-user/signal.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c index 82f81c79ab..962111cfdf 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -1611,7 +1611,7 @@ setup_return(CPUARMState *env, struct target_sigaction *ka, env->regs[13] = frame_addr; env->regs[14] = retcode; env->regs[15] = handler & (thumb ? ~1 : ~3); - cpsr_write(env, cpsr, 0xffffffff, CPSRWriteByInstr); + cpsr_write(env, cpsr, CPSR_IT | CPSR_T, CPSRWriteByInstr); } static abi_ulong *setup_sigframe_v2_vfp(abi_ulong *regspace, CPUARMState *env) |