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| author | Laurent Vivier <laurent@vivier.eu> | 2018-01-04 02:28:59 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2018-01-04 16:45:53 +0100 |
| commit | ef59760b885ecca0d49df46f36bb6d34fbe9445a (patch) | |
| tree | 56ce5bacfba3b6050618b2f7b5b95a118c1b183d /linux-user/signal.c | |
| parent | 4131c242cc850aaf76e59d4c787d220f07850cf5 (diff) | |
| download | focaccia-qemu-ef59760b885ecca0d49df46f36bb6d34fbe9445a.tar.gz focaccia-qemu-ef59760b885ecca0d49df46f36bb6d34fbe9445a.zip | |
linux-user, m68k: correctly manage SR in context
Use cpu_m68k_get_ccr()/cpu_m68k_set_ccr() to setup and restore correctly
the value of SR in the context structure. Fix target_rt_setup_ucontext().
Fixes: 3219de458c ("linux-user: correctly manage SR in ucontext")
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180104012913.30763-4-laurent@vivier.eu>
Diffstat (limited to 'linux-user/signal.c')
| -rw-r--r-- | linux-user/signal.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c index dae14d4a89..74fa03f96d 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -5612,13 +5612,14 @@ struct target_rt_sigframe static void setup_sigcontext(struct target_sigcontext *sc, CPUM68KState *env, abi_ulong mask) { + uint32_t sr = (env->sr & 0xff00) | cpu_m68k_get_ccr(env); __put_user(mask, &sc->sc_mask); __put_user(env->aregs[7], &sc->sc_usp); __put_user(env->dregs[0], &sc->sc_d0); __put_user(env->dregs[1], &sc->sc_d1); __put_user(env->aregs[0], &sc->sc_a0); __put_user(env->aregs[1], &sc->sc_a1); - __put_user(env->sr, &sc->sc_sr); + __put_user(sr, &sc->sc_sr); __put_user(env->pc, &sc->sc_pc); } @@ -5634,7 +5635,7 @@ restore_sigcontext(CPUM68KState *env, struct target_sigcontext *sc) __get_user(env->aregs[1], &sc->sc_a1); __get_user(env->pc, &sc->sc_pc); __get_user(temp, &sc->sc_sr); - env->sr = (env->sr & 0xff00) | (temp & 0xff); + cpu_m68k_set_ccr(env, temp); } /* @@ -5726,7 +5727,7 @@ static inline int target_rt_setup_ucontext(struct target_ucontext *uc, CPUM68KState *env) { target_greg_t *gregs = uc->tuc_mcontext.gregs; - uint32_t sr = cpu_m68k_get_ccr(env); + uint32_t sr = (env->sr & 0xff00) | cpu_m68k_get_ccr(env); __put_user(TARGET_MCONTEXT_VERSION, &uc->tuc_mcontext.version); __put_user(env->dregs[0], &gregs[0]); |