diff options
| -rw-r--r-- | target-arm/helper.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index 05684a2f4..705b99f9c 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -2242,6 +2242,8 @@ static inline int vfp_exceptbits_from_host(int host_bits) target_bits |= 8; if (host_bits & float_flag_inexact) target_bits |= 0x10; + if (host_bits & float_flag_input_denormal) + target_bits |= 0x80; return target_bits; } @@ -2278,6 +2280,8 @@ static inline int vfp_exceptbits_to_host(int target_bits) host_bits |= float_flag_underflow; if (target_bits & 0x10) host_bits |= float_flag_inexact; + if (target_bits & 0x80) + host_bits |= float_flag_input_denormal; return host_bits; } @@ -2310,8 +2314,10 @@ void HELPER(vfp_set_fpscr)(CPUState *env, uint32_t val) } set_float_rounding_mode(i, &env->vfp.fp_status); } - if (changed & (1 << 24)) + if (changed & (1 << 24)) { set_flush_to_zero((val & (1 << 24)) != 0, &env->vfp.fp_status); + set_flush_inputs_to_zero((val & (1 << 24)) != 0, &env->vfp.fp_status); + } if (changed & (1 << 25)) set_default_nan_mode((val & (1 << 25)) != 0, &env->vfp.fp_status); |