#include "test_intrin_utils.hpp" #include using namespace cv; namespace cvtest { namespace hal { template static inline void EXPECT_COMPARE_EQ_(const T a, const T b); template<> inline void EXPECT_COMPARE_EQ_(const float a, const float b) { EXPECT_FLOAT_EQ( a, b ); } template<> inline void EXPECT_COMPARE_EQ_(const double a, const double b) { EXPECT_DOUBLE_EQ( a, b ); } template struct TheTest { typedef typename R::lane_type LaneType; template static inline void EXPECT_COMPARE_EQ(const T1 a, const T2 b) { EXPECT_COMPARE_EQ_((LaneType)a, (LaneType)b); } TheTest & test_loadstore() { AlignedData data; AlignedData out; // check if addresses are aligned and unaligned respectively EXPECT_EQ((size_t)0, (size_t)&data.a.d % 16); EXPECT_NE((size_t)0, (size_t)&data.u.d % 16); EXPECT_EQ((size_t)0, (size_t)&out.a.d % 16); EXPECT_NE((size_t)0, (size_t)&out.u.d % 16); // check some initialization methods R r1 = data.a; R r2 = v_load(data.u.d); R r3 = v_load_aligned(data.a.d); R r4(r2); EXPECT_EQ(data.a[0], r1.get0()); EXPECT_EQ(data.u[0], r2.get0()); EXPECT_EQ(data.a[0], r3.get0()); EXPECT_EQ(data.u[0], r4.get0()); // check some store methods out.u.clear(); out.a.clear(); v_store(out.u.d, r1); v_store_aligned(out.a.d, r2); EXPECT_EQ(data.a, out.a); EXPECT_EQ(data.u, out.u); // check more store methods Data d, res(0); R r5 = d; v_store_high(res.mid(), r5); v_store_low(res.d, r5); EXPECT_EQ(d, res); // check halves load correctness res.clear(); R r6 = v_load_halves(d.d, d.mid()); v_store(res.d, r6); EXPECT_EQ(d, res); // zero, all Data resZ = RegTrait::zero(); Data resV = RegTrait::all(8); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ((LaneType)0, resZ[i]); EXPECT_EQ((LaneType)8, resV[i]); } // reinterpret_as v_uint8x16 vu8 = v_reinterpret_as_u8(r1); out.a.clear(); v_store((uchar*)out.a.d, vu8); EXPECT_EQ(data.a, out.a); v_int8x16 vs8 = v_reinterpret_as_s8(r1); out.a.clear(); v_store((schar*)out.a.d, vs8); EXPECT_EQ(data.a, out.a); v_uint16x8 vu16 = v_reinterpret_as_u16(r1); out.a.clear(); v_store((ushort*)out.a.d, vu16); EXPECT_EQ(data.a, out.a); v_int16x8 vs16 = v_reinterpret_as_s16(r1); out.a.clear(); v_store((short*)out.a.d, vs16); EXPECT_EQ(data.a, out.a); v_uint32x4 vu32 = v_reinterpret_as_u32(r1); out.a.clear(); v_store((unsigned*)out.a.d, vu32); EXPECT_EQ(data.a, out.a); v_int32x4 vs32 = v_reinterpret_as_s32(r1); out.a.clear(); v_store((int*)out.a.d, vs32); EXPECT_EQ(data.a, out.a); v_uint64x2 vu64 = v_reinterpret_as_u64(r1); out.a.clear(); v_store((uint64*)out.a.d, vu64); EXPECT_EQ(data.a, out.a); v_int64x2 vs64 = v_reinterpret_as_s64(r1); out.a.clear(); v_store((int64*)out.a.d, vs64); EXPECT_EQ(data.a, out.a); v_float32x4 vf32 = v_reinterpret_as_f32(r1); out.a.clear(); v_store((float*)out.a.d, vf32); EXPECT_EQ(data.a, out.a); #if CV_SIMD128_64F v_float64x2 vf64 = v_reinterpret_as_f64(r1); out.a.clear(); v_store((double*)out.a.d, vf64); EXPECT_EQ(data.a, out.a); #endif return *this; } TheTest & test_interleave() { Data data1, data2, data3, data4; data2 += 20; data3 += 40; data4 += 60; R a = data1, b = data2, c = data3; R d = data1, e = data2, f = data3, g = data4; LaneType buf3[R::nlanes * 3]; LaneType buf4[R::nlanes * 4]; v_store_interleave(buf3, a, b, c); v_store_interleave(buf4, d, e, f, g); Data z(0); a = b = c = d = e = f = g = z; v_load_deinterleave(buf3, a, b, c); v_load_deinterleave(buf4, d, e, f, g); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(data1, Data(a)); EXPECT_EQ(data2, Data(b)); EXPECT_EQ(data3, Data(c)); EXPECT_EQ(data1, Data(d)); EXPECT_EQ(data2, Data(e)); EXPECT_EQ(data3, Data(f)); EXPECT_EQ(data4, Data(g)); } return *this; } // v_expand and v_load_expand TheTest & test_expand() { typedef typename RegTrait::w_reg Rx2; Data dataA; R a = dataA; Data resB = v_load_expand(dataA.d); Rx2 c, d; v_expand(a, c, d); Data resC = c, resD = d; const int n = Rx2::nlanes; for (int i = 0; i < n; ++i) { EXPECT_EQ(dataA[i], resB[i]); EXPECT_EQ(dataA[i], resC[i]); EXPECT_EQ(dataA[i + n], resD[i]); } return *this; } TheTest & test_expand_q() { typedef typename RegTrait::q_reg Rx4; Data data; Data out = v_load_expand_q(data.d); const int n = Rx4::nlanes; for (int i = 0; i < n; ++i) EXPECT_EQ(data[i], out[i]); return *this; } TheTest & test_addsub() { Data dataA, dataB; dataB.reverse(); R a = dataA, b = dataB; Data resC = a + b, resD = a - b; for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(saturate_cast(dataA[i] + dataB[i]), resC[i]); EXPECT_EQ(saturate_cast(dataA[i] - dataB[i]), resD[i]); } return *this; } TheTest & test_addsub_wrap() { Data dataA, dataB; dataB.reverse(); R a = dataA, b = dataB; Data resC = v_add_wrap(a, b), resD = v_sub_wrap(a, b); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ((LaneType)(dataA[i] + dataB[i]), resC[i]); EXPECT_EQ((LaneType)(dataA[i] - dataB[i]), resD[i]); } return *this; } TheTest & test_mul() { Data dataA, dataB; dataB.reverse(); R a = dataA, b = dataB; Data resC = a * b; for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] * dataB[i], resC[i]); } return *this; } TheTest & test_div() { Data dataA, dataB; dataB.reverse(); R a = dataA, b = dataB; Data resC = a / b; for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] / dataB[i], resC[i]); } return *this; } TheTest & test_mul_expand() { typedef typename RegTrait::w_reg Rx2; Data dataA, dataB(2); R a = dataA, b = dataB; Rx2 c, d; v_mul_expand(a, b, c, d); Data resC = c, resD = d; const int n = R::nlanes / 2; for (int i = 0; i < n; ++i) { EXPECT_EQ((typename Rx2::lane_type)dataA[i] * dataB[i], resC[i]); EXPECT_EQ((typename Rx2::lane_type)dataA[i + n] * dataB[i + n], resD[i]); } return *this; } template TheTest & test_shift() { Data dataA; R a = dataA; Data resB = a << s, resC = v_shl(a), resD = a >> s, resE = v_shr(a); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] << s, resB[i]); EXPECT_EQ(dataA[i] << s, resC[i]); EXPECT_EQ(dataA[i] >> s, resD[i]); EXPECT_EQ(dataA[i] >> s, resE[i]); } return *this; } TheTest & test_cmp() { Data dataA, dataB; dataB.reverse(); dataB += 1; R a = dataA, b = dataB; Data resC = (a == b); Data resD = (a != b); Data resE = (a > b); Data resF = (a >= b); Data resG = (a < b); Data resH = (a <= b); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] == dataB[i], resC[i] != 0); EXPECT_EQ(dataA[i] != dataB[i], resD[i] != 0); EXPECT_EQ(dataA[i] > dataB[i], resE[i] != 0); EXPECT_EQ(dataA[i] >= dataB[i], resF[i] != 0); EXPECT_EQ(dataA[i] < dataB[i], resG[i] != 0); EXPECT_EQ(dataA[i] <= dataB[i], resH[i] != 0); } return *this; } TheTest & test_dot_prod() { typedef typename RegTrait::w_reg Rx2; Data dataA, dataB(2); R a = dataA, b = dataB; Data res = v_dotprod(a, b); const int n = R::nlanes / 2; for (int i = 0; i < n; ++i) { EXPECT_EQ(dataA[i*2] * dataB[i*2] + dataA[i*2 + 1] * dataB[i*2 + 1], res[i]); } return *this; } TheTest & test_logic() { Data dataA, dataB(2); R a = dataA, b = dataB; Data resC = a & b, resD = a | b, resE = a ^ b, resF = ~a; for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] & dataB[i], resC[i]); EXPECT_EQ(dataA[i] | dataB[i], resD[i]); EXPECT_EQ(dataA[i] ^ dataB[i], resE[i]); EXPECT_EQ((LaneType)~dataA[i], resF[i]); } return *this; } TheTest & test_sqrt_abs() { Data dataA, dataD; dataD *= -1.0; R a = dataA, d = dataD; Data resB = v_sqrt(a), resC = v_invsqrt(a), resE = v_abs(d); for (int i = 0; i < R::nlanes; ++i) { EXPECT_COMPARE_EQ((float)std::sqrt(dataA[i]), (float)resB[i]); EXPECT_COMPARE_EQ(1/(float)std::sqrt(dataA[i]), (float)resC[i]); EXPECT_COMPARE_EQ((float)abs(dataA[i]), (float)resE[i]); } return *this; } TheTest & test_min_max() { Data dataA, dataB; dataB.reverse(); R a = dataA, b = dataB; Data resC = v_min(a, b), resD = v_max(a, b); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(std::min(dataA[i], dataB[i]), resC[i]); EXPECT_EQ(std::max(dataA[i], dataB[i]), resD[i]); } return *this; } TheTest & test_absdiff() { typedef typename RegTrait::u_reg Ru; typedef typename Ru::lane_type u_type; Data dataA(std::numeric_limits::max()), dataB(std::numeric_limits::min()); dataA[0] = (LaneType)-1; dataB[0] = 1; dataA[1] = 2; dataB[1] = (LaneType)-2; R a = dataA, b = dataB; Data resC = v_absdiff(a, b); const u_type mask = std::numeric_limits::is_signed ? (u_type)(1 << (sizeof(u_type)*8 - 1)) : 0; for (int i = 0; i < Ru::nlanes; ++i) { u_type uA = dataA[i] ^ mask; u_type uB = dataB[i] ^ mask; EXPECT_EQ(uA > uB ? uA - uB : uB - uA, resC[i]); } return *this; } TheTest & test_float_absdiff() { Data dataA(std::numeric_limits::max()), dataB(std::numeric_limits::min()); dataA[0] = -1; dataB[0] = 1; dataA[1] = 2; dataB[1] = -2; R a = dataA, b = dataB; Data resC = v_absdiff(a, b); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i] > dataB[i] ? dataA[i] - dataB[i] : dataB[i] - dataA[i], resC[i]); } return *this; } TheTest & test_reduce() { Data dataA; R a = dataA; EXPECT_EQ((LaneType)1, v_reduce_min(a)); EXPECT_EQ((LaneType)R::nlanes, v_reduce_max(a)); EXPECT_EQ((LaneType)(1 + R::nlanes)*2, v_reduce_sum(a)); return *this; } TheTest & test_mask() { Data dataA, dataB, dataC, dataD(1), dataE(2); dataA[1] *= (LaneType)-1; dataC *= (LaneType)-1; R a = dataA, b = dataB, c = dataC, d = dataD, e = dataE; int m = v_signmask(a); EXPECT_EQ(2, m); EXPECT_EQ(false, v_check_all(a)); EXPECT_EQ(false, v_check_all(b)); EXPECT_EQ(true, v_check_all(c)); EXPECT_EQ(true, v_check_any(a)); EXPECT_EQ(false, v_check_any(b)); EXPECT_EQ(true, v_check_any(c)); typedef V_TypeTraits Traits; typedef typename Traits::int_type int_type; R f = v_select(b, d, e); Data resF = f; for (int i = 0; i < R::nlanes; ++i) { int_type m2 = Traits::reinterpret_int(dataB[i]); EXPECT_EQ((Traits::reinterpret_int(dataD[i]) & m2) | (Traits::reinterpret_int(dataE[i]) & ~m2), Traits::reinterpret_int(resF[i])); } return *this; } template TheTest & test_pack() { typedef typename RegTrait::w_reg Rx2; typedef typename Rx2::lane_type w_type; Data dataA, dataB; dataA += std::numeric_limits::is_signed ? -10 : 10; dataB *= 10; Rx2 a = dataA, b = dataB; Data resC = v_pack(a, b); Data resD = v_rshr_pack(a, b); Data resE(0); v_pack_store(resE.d, b); Data resF(0); v_rshr_pack_store(resF.d, b); const int n = Rx2::nlanes; const w_type add = (w_type)1 << (s - 1); for (int i = 0; i < n; ++i) { EXPECT_EQ(saturate_cast(dataA[i]), resC[i]); EXPECT_EQ(saturate_cast(dataB[i]), resC[i + n]); EXPECT_EQ(saturate_cast((dataA[i] + add) >> s), resD[i]); EXPECT_EQ(saturate_cast((dataB[i] + add) >> s), resD[i + n]); EXPECT_EQ(saturate_cast(dataB[i]), resE[i]); EXPECT_EQ((LaneType)0, resE[i + n]); EXPECT_EQ(saturate_cast((dataB[i] + add) >> s), resF[i]); EXPECT_EQ((LaneType)0, resF[i + n]); } return *this; } template TheTest & test_pack_u() { typedef typename RegTrait::w_reg Rx2; typedef typename RegTrait::int_reg Ri2; typedef typename Ri2::lane_type w_type; Data dataA, dataB; dataA += -10; dataB *= 10; Ri2 a = dataA, b = dataB; Data resC = v_pack_u(a, b); Data resD = v_rshr_pack_u(a, b); Data resE(0); v_pack_u_store(resE.d, b); Data resF(0); v_rshr_pack_u_store(resF.d, b); const int n = Ri2::nlanes; const w_type add = (w_type)1 << (s - 1); for (int i = 0; i < n; ++i) { EXPECT_EQ(saturate_cast(dataA[i]), resC[i]); EXPECT_EQ(saturate_cast(dataB[i]), resC[i + n]); EXPECT_EQ(saturate_cast((dataA[i] + add) >> s), resD[i]); EXPECT_EQ(saturate_cast((dataB[i] + add) >> s), resD[i + n]); EXPECT_EQ(saturate_cast(dataB[i]), resE[i]); EXPECT_EQ((LaneType)0, resE[i + n]); EXPECT_EQ(saturate_cast((dataB[i] + add) >> s), resF[i]); EXPECT_EQ((LaneType)0, resF[i + n]); } return *this; } TheTest & test_unpack() { Data dataA, dataB; dataB *= 10; R a = dataA, b = dataB; R c, d, e, f, lo, hi; v_zip(a, b, c, d); v_recombine(a, b, e, f); lo = v_combine_low(a, b); hi = v_combine_high(a, b); Data resC = c, resD = d, resE = e, resF = f, resLo = lo, resHi = hi; const int n = R::nlanes/2; for (int i = 0; i < n; ++i) { EXPECT_EQ(dataA[i], resC[i*2]); EXPECT_EQ(dataB[i], resC[i*2+1]); EXPECT_EQ(dataA[i+n], resD[i*2]); EXPECT_EQ(dataB[i+n], resD[i*2+1]); EXPECT_EQ(dataA[i], resE[i]); EXPECT_EQ(dataB[i], resE[i+n]); EXPECT_EQ(dataA[i+n], resF[i]); EXPECT_EQ(dataB[i+n], resF[i+n]); EXPECT_EQ(dataA[i], resLo[i]); EXPECT_EQ(dataB[i], resLo[i+n]); EXPECT_EQ(dataA[i+n], resHi[i]); EXPECT_EQ(dataB[i+n], resHi[i+n]); } return *this; } template TheTest & test_extract() { Data dataA, dataB; dataB *= 10; R a = dataA, b = dataB; Data resC = v_extract(a, b); for (int i = 0; i < R::nlanes; ++i) { if (i + s >= R::nlanes) EXPECT_EQ(dataB[i - R::nlanes + s], resC[i]); else EXPECT_EQ(dataA[i + s], resC[i]); } return *this; } TheTest & test_float_math() { typedef typename RegTrait::int_reg Ri; Data data1, data2, data3; data1 *= 1.1; data2 += 10; R a1 = data1, a2 = data2, a3 = data3; Data resB = v_round(a1), resC = v_trunc(a1), resD = v_floor(a1), resE = v_ceil(a1); Data resF = v_magnitude(a1, a2), resG = v_sqr_magnitude(a1, a2), resH = v_muladd(a1, a2, a3); for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(cvRound(data1[i]), resB[i]); EXPECT_EQ((typename Ri::lane_type)data1[i], resC[i]); EXPECT_EQ(cvFloor(data1[i]), resD[i]); EXPECT_EQ(cvCeil(data1[i]), resE[i]); EXPECT_COMPARE_EQ(std::sqrt(data1[i]*data1[i] + data2[i]*data2[i]), resF[i]); EXPECT_COMPARE_EQ(data1[i]*data1[i] + data2[i]*data2[i], resG[i]); EXPECT_COMPARE_EQ(data1[i]*data2[i] + data3[i], resH[i]); } return *this; } TheTest & test_float_cvt32() { typedef v_float32x4 Rt; Data dataA; dataA *= 1.1; R a = dataA; Rt b = v_cvt_f32(a); Data resB = b; int n = std::min(Rt::nlanes, R::nlanes); for (int i = 0; i < n; ++i) { EXPECT_EQ((typename Rt::lane_type)dataA[i], resB[i]); } return *this; } TheTest & test_float_cvt64() { #if CV_SIMD128_64F typedef v_float64x2 Rt; Data dataA; dataA *= 1.1; R a = dataA; Rt b = v_cvt_f64(a); Data resB = b; int n = std::min(Rt::nlanes, R::nlanes); for (int i = 0; i < n; ++i) { EXPECT_EQ((typename Rt::lane_type)dataA[i], resB[i]); } #endif return *this; } TheTest & test_matmul() { Data dataV, dataA, dataB, dataC, dataD; dataB.reverse(); dataC += 2; dataD *= 0.3; R v = dataV, a = dataA, b = dataB, c = dataC, d = dataD; Data res = v_matmul(v, a, b, c, d); for (int i = 0; i < R::nlanes; ++i) { LaneType val = dataV[0] * dataA[i] + dataV[1] * dataB[i] + dataV[2] * dataC[i] + dataV[3] * dataD[i]; EXPECT_DOUBLE_EQ(val, res[i]); } return *this; } TheTest & test_transpose() { Data dataA, dataB, dataC, dataD; dataB *= 5; dataC *= 10; dataD *= 15; R a = dataA, b = dataB, c = dataC, d = dataD; R e, f, g, h; v_transpose4x4(a, b, c, d, e, f, g, h); Data res[4] = {e, f, g, h}; for (int i = 0; i < R::nlanes; ++i) { EXPECT_EQ(dataA[i], res[i][0]); EXPECT_EQ(dataB[i], res[i][1]); EXPECT_EQ(dataC[i], res[i][2]); EXPECT_EQ(dataD[i], res[i][3]); } return *this; } }; //============= 8-bit integer ===================================================================== TEST(hal_intrin, uint8x16) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_expand_q() .test_addsub() .test_addsub_wrap() .test_cmp() .test_logic() .test_min_max() .test_absdiff() .test_mask() .test_pack<1>().test_pack<2>().test_pack<3>().test_pack<8>() .test_pack_u<1>().test_pack_u<2>().test_pack_u<3>().test_pack_u<8>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<8>().test_extract<15>() ; } TEST(hal_intrin, int8x16) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_expand_q() .test_addsub() .test_addsub_wrap() .test_cmp() .test_logic() .test_min_max() .test_absdiff() .test_mask() .test_pack<1>().test_pack<2>().test_pack<3>().test_pack<8>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<8>().test_extract<15>() ; } //============= 16-bit integer ===================================================================== TEST(hal_intrin, uint16x8) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_addsub() .test_addsub_wrap() .test_mul() .test_mul_expand() .test_cmp() .test_shift<1>() .test_shift<8>() .test_logic() .test_min_max() .test_absdiff() .test_mask() .test_pack<1>().test_pack<2>().test_pack<7>().test_pack<16>() .test_pack_u<1>().test_pack_u<2>().test_pack_u<7>().test_pack_u<16>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<4>().test_extract<7>() ; } TEST(hal_intrin, int16x8) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_addsub() .test_addsub_wrap() .test_mul() .test_mul_expand() .test_cmp() .test_shift<1>() .test_shift<8>() .test_dot_prod() .test_logic() .test_min_max() .test_absdiff() .test_mask() .test_pack<1>().test_pack<2>().test_pack<7>().test_pack<16>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<4>().test_extract<7>() ; } //============= 32-bit integer ===================================================================== TEST(hal_intrin, uint32x4) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_addsub() .test_mul() .test_mul_expand() .test_cmp() .test_shift<1>() .test_shift<8>() .test_logic() .test_min_max() .test_absdiff() .test_reduce() .test_mask() .test_pack<1>().test_pack<2>().test_pack<15>().test_pack<32>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<2>().test_extract<3>() .test_transpose() ; } TEST(hal_intrin, int32x4) { TheTest() .test_loadstore() .test_interleave() .test_expand() .test_addsub() .test_mul() .test_cmp() .test_shift<1>().test_shift<8>() .test_logic() .test_min_max() .test_absdiff() .test_reduce() .test_mask() .test_pack<1>().test_pack<2>().test_pack<15>().test_pack<32>() .test_unpack() .test_extract<0>().test_extract<1>().test_extract<2>().test_extract<3>() .test_float_cvt32() .test_float_cvt64() .test_transpose() ; } //============= 64-bit integer ===================================================================== TEST(hal_intrin, uint64x2) { TheTest() .test_loadstore() .test_addsub() .test_shift<1>().test_shift<8>() .test_logic() .test_extract<0>().test_extract<1>() ; } TEST(hal_intrin, int64x2) { TheTest() .test_loadstore() .test_addsub() .test_shift<1>().test_shift<8>() .test_logic() .test_extract<0>().test_extract<1>() ; } //============= Floating point ===================================================================== TEST(hal_intrin, float32x4) { TheTest() .test_loadstore() .test_interleave() .test_addsub() .test_mul() .test_div() .test_cmp() .test_sqrt_abs() .test_min_max() .test_float_absdiff() .test_reduce() .test_mask() .test_unpack() .test_float_math() .test_float_cvt64() .test_matmul() .test_transpose() ; } #if CV_SIMD128_64F TEST(hal_intrin, float64x2) { TheTest() .test_loadstore() .test_addsub() .test_mul() .test_div() .test_cmp() .test_sqrt_abs() .test_min_max() .test_float_absdiff() .test_mask() .test_unpack() .test_float_math() .test_float_cvt32() ; } #endif }; };