diff options
Diffstat (limited to 'src/interpreter.cc')
| -rw-r--r-- | src/interpreter.cc | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/interpreter.cc b/src/interpreter.cc index 1e12d4a8..98e58b30 100644 --- a/src/interpreter.cc +++ b/src/interpreter.cc @@ -668,11 +668,15 @@ DEFINE_BITCAST(bitcast_u64_to_f64, uint64_t, double) } \ } while (0) -#define UNOP_FLOAT(type, func) \ - do { \ - FLOAT_TYPE_##type value = BITCAST_TO_##type(POP_##type()); \ - PUSH_##type(BITCAST_FROM_##type(func(value))); \ - break; \ +#define UNOP_FLOAT(type, func) \ + do { \ + FLOAT_TYPE_##type value = BITCAST_TO_##type(POP_##type()); \ + VALUE_TYPE_##type result = BITCAST_FROM_##type(func(value)); \ + if (WABT_UNLIKELY(IS_NAN_##type(result))) { \ + result |= type##_QUIET_NAN_BIT; \ + } \ + PUSH_##type(result); \ + break; \ } while (0) #define BINOP_FLOAT(type, op) \ |