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| author | Richard Henderson <rth@twiddle.net> | 2014-09-13 09:45:15 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-09-25 18:54:21 +0100 |
| commit | 00f3fd63e13d9c35017f08a96528826e5ee9521f (patch) | |
| tree | 6c1e9e2109b8624ec4b46a676ea77af9b13f20e6 /target-m68k/helper.c | |
| parent | 374e0cd4db321d51ed5fa24498a974085e3f1b6d (diff) | |
| download | qemu-00f3fd63e13d9c35017f08a96528826e5ee9521f.zip qemu-00f3fd63e13d9c35017f08a96528826e5ee9521f.tar.gz qemu-00f3fd63e13d9c35017f08a96528826e5ee9521f.tar.bz2 | |
target-m68k: Use cpu_exec_enter/exit qom hooks
Signed-off-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1410626734-3804-5-git-send-email-rth@twiddle.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-m68k/helper.c')
| -rw-r--r-- | target-m68k/helper.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/target-m68k/helper.c b/target-m68k/helper.c index 8be9745..77225a2 100644 --- a/target-m68k/helper.c +++ b/target-m68k/helper.c @@ -864,3 +864,23 @@ void HELPER(set_mac_extu)(CPUM68KState *env, uint32_t val, uint32_t acc) res |= (uint64_t)(val & 0xffff0000) << 16; env->macc[acc + 1] = res; } + +void m68k_cpu_exec_enter(CPUState *cs) +{ + M68kCPU *cpu = M68K_CPU(cs); + CPUM68KState *env = &cpu->env; + + env->cc_op = CC_OP_FLAGS; + env->cc_dest = env->sr & 0xf; + env->cc_x = (env->sr >> 4) & 1; +} + +void m68k_cpu_exec_exit(CPUState *cs) +{ + M68kCPU *cpu = M68K_CPU(cs); + CPUM68KState *env = &cpu->env; + + cpu_m68k_flush_flags(env, env->cc_op); + env->cc_op = CC_OP_FLAGS; + env->sr = (env->sr & 0xffe0) | env->cc_dest | (env->cc_x << 4); +} |