def wrap_u64(vt, val):
if vt == ValTypeI32:
return int32(val)
elif vt == ValTypeI64:
return int64(val)
elif vt == ValTypeF32:
val = struct.unpack('>f', struct.pack('>l', int64(val)))[0]
return float32(val)
elif vt == ValTypeF64:
val = struct.unpack('>d', struct.pack('>q', int64(val)))[0]
return float64(val)
else:
raise Exception("unreachable")
def f32_demote_f64(vm, _):
vm.push_f32(float32(vm.pop_f64()))
def f32_const(vm, args):
vm.push_f32(float32(args))
def f32_convert_i64u(vm, _):
vm.push_f32(float32(vm.pop_u64()))
def f32_convert_i64s(vm, _):
vm.push_f32(float32(vm.pop_s64()))
def f32_convert_i32u(vm, _):
vm.push_f32(float32(vm.pop_u32()))
def f32_convert_i32s(vm, _):
vm.push_f32(float32(vm.pop_s32()))
def pop_f32(self):
val = self.pop_numeric()
val = struct.unpack('>f', struct.pack('>l', val))[0]
return float32(val)