diff options
Diffstat (limited to 'target/i386/tcg/fpu_helper.c')
| -rw-r--r-- | target/i386/tcg/fpu_helper.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/target/i386/tcg/fpu_helper.c b/target/i386/tcg/fpu_helper.c index beb63be432..cdd8e9f947 100644 --- a/target/i386/tcg/fpu_helper.c +++ b/target/i386/tcg/fpu_helper.c @@ -731,6 +731,10 @@ static void do_fninit(CPUX86State *env) { env->fpus = 0; env->fpstt = 0; + env->fpcs = 0; + env->fpds = 0; + env->fpip = 0; + env->fpdp = 0; cpu_set_fpuc(env, 0x37f); env->fptags[0] = 1; env->fptags[1] = 1; @@ -2378,19 +2382,19 @@ static void do_fstenv(CPUX86State *env, target_ulong ptr, int data32, cpu_stl_data_ra(env, ptr, env->fpuc, retaddr); cpu_stl_data_ra(env, ptr + 4, fpus, retaddr); cpu_stl_data_ra(env, ptr + 8, fptag, retaddr); - cpu_stl_data_ra(env, ptr + 12, 0, retaddr); /* fpip */ - cpu_stl_data_ra(env, ptr + 16, 0, retaddr); /* fpcs */ - cpu_stl_data_ra(env, ptr + 20, 0, retaddr); /* fpoo */ - cpu_stl_data_ra(env, ptr + 24, 0, retaddr); /* fpos */ + cpu_stl_data_ra(env, ptr + 12, env->fpip, retaddr); /* fpip */ + cpu_stl_data_ra(env, ptr + 16, env->fpcs, retaddr); /* fpcs */ + cpu_stl_data_ra(env, ptr + 20, env->fpdp, retaddr); /* fpoo */ + cpu_stl_data_ra(env, ptr + 24, env->fpds, retaddr); /* fpos */ } else { /* 16 bit */ cpu_stw_data_ra(env, ptr, env->fpuc, retaddr); cpu_stw_data_ra(env, ptr + 2, fpus, retaddr); cpu_stw_data_ra(env, ptr + 4, fptag, retaddr); - cpu_stw_data_ra(env, ptr + 6, 0, retaddr); - cpu_stw_data_ra(env, ptr + 8, 0, retaddr); - cpu_stw_data_ra(env, ptr + 10, 0, retaddr); - cpu_stw_data_ra(env, ptr + 12, 0, retaddr); + cpu_stw_data_ra(env, ptr + 6, env->fpip, retaddr); + cpu_stw_data_ra(env, ptr + 8, env->fpcs, retaddr); + cpu_stw_data_ra(env, ptr + 10, env->fpdp, retaddr); + cpu_stw_data_ra(env, ptr + 12, env->fpds, retaddr); } } |