aboutsummaryrefslogtreecommitdiffhomepage
path: root/unsupported/test/cxx11_tensor_uint128.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'unsupported/test/cxx11_tensor_uint128.cpp')
-rw-r--r--unsupported/test/cxx11_tensor_uint128.cpp50
1 files changed, 33 insertions, 17 deletions
diff --git a/unsupported/test/cxx11_tensor_uint128.cpp b/unsupported/test/cxx11_tensor_uint128.cpp
index ee3767e58..d2a1e8673 100644
--- a/unsupported/test/cxx11_tensor_uint128.cpp
+++ b/unsupported/test/cxx11_tensor_uint128.cpp
@@ -11,10 +11,20 @@
#include <Eigen/CXX11/Tensor>
+
+#if EIGEN_COMP_MSVC
+#define EIGEN_NO_INT128
+#else
+typedef __uint128_t uint128_t;
+#endif
+
+// Only run the test on compilers that support 128bit integers natively
+#ifndef EIGEN_NO_INT128
+
using Eigen::internal::TensorUInt128;
using Eigen::internal::static_val;
-void VERIFY_EQUAL(TensorUInt128<uint64_t, uint64_t> actual, __uint128_t expected) {
+void VERIFY_EQUAL(TensorUInt128<uint64_t, uint64_t> actual, uint128_t expected) {
bool matchl = actual.lower() == static_cast<uint64_t>(expected);
bool matchh = actual.upper() == static_cast<uint64_t>(expected >> 64);
if (!matchl || !matchh) {
@@ -32,13 +42,13 @@ void test_add() {
for (uint64_t i1 = 0; i1 < 100; ++i1) {
for (uint64_t i2 = 1; i2 < 100 * incr; i2 += incr) {
TensorUInt128<uint64_t, uint64_t> i(i1, i2);
- __uint128_t a = (static_cast<__uint128_t>(i1) << 64) + static_cast<__uint128_t>(i2);
+ uint128_t a = (static_cast<uint128_t>(i1) << 64) + static_cast<uint128_t>(i2);
for (uint64_t j1 = 0; j1 < 100; ++j1) {
for (uint64_t j2 = 1; j2 < 100 * incr; j2 += incr) {
TensorUInt128<uint64_t, uint64_t> j(j1, j2);
- __uint128_t b = (static_cast<__uint128_t>(j1) << 64) + static_cast<__uint128_t>(j2);
+ uint128_t b = (static_cast<uint128_t>(j1) << 64) + static_cast<uint128_t>(j2);
TensorUInt128<uint64_t, uint64_t> actual = i + j;
- __uint128_t expected = a + b;
+ uint128_t expected = a + b;
VERIFY_EQUAL(actual, expected);
}
}
@@ -51,13 +61,13 @@ void test_sub() {
for (uint64_t i1 = 0; i1 < 100; ++i1) {
for (uint64_t i2 = 1; i2 < 100 * incr; i2 += incr) {
TensorUInt128<uint64_t, uint64_t> i(i1, i2);
- __uint128_t a = (static_cast<__uint128_t>(i1) << 64) + static_cast<__uint128_t>(i2);
+ uint128_t a = (static_cast<uint128_t>(i1) << 64) + static_cast<uint128_t>(i2);
for (uint64_t j1 = 0; j1 < 100; ++j1) {
for (uint64_t j2 = 1; j2 < 100 * incr; j2 += incr) {
TensorUInt128<uint64_t, uint64_t> j(j1, j2);
- __uint128_t b = (static_cast<__uint128_t>(j1) << 64) + static_cast<__uint128_t>(j2);
+ uint128_t b = (static_cast<uint128_t>(j1) << 64) + static_cast<uint128_t>(j2);
TensorUInt128<uint64_t, uint64_t> actual = i - j;
- __uint128_t expected = a - b;
+ uint128_t expected = a - b;
VERIFY_EQUAL(actual, expected);
}
}
@@ -70,13 +80,13 @@ void test_mul() {
for (uint64_t i1 = 0; i1 < 100; ++i1) {
for (uint64_t i2 = 1; i2 < 100 * incr; i2 += incr) {
TensorUInt128<uint64_t, uint64_t> i(i1, i2);
- __uint128_t a = (static_cast<__uint128_t>(i1) << 64) + static_cast<__uint128_t>(i2);
+ uint128_t a = (static_cast<uint128_t>(i1) << 64) + static_cast<uint128_t>(i2);
for (uint64_t j1 = 0; j1 < 100; ++j1) {
for (uint64_t j2 = 1; j2 < 100 * incr; j2 += incr) {
TensorUInt128<uint64_t, uint64_t> j(j1, j2);
- __uint128_t b = (static_cast<__uint128_t>(j1) << 64) + static_cast<__uint128_t>(j2);
+ uint128_t b = (static_cast<uint128_t>(j1) << 64) + static_cast<uint128_t>(j2);
TensorUInt128<uint64_t, uint64_t> actual = i * j;
- __uint128_t expected = a * b;
+ uint128_t expected = a * b;
VERIFY_EQUAL(actual, expected);
}
}
@@ -89,13 +99,13 @@ void test_div() {
for (uint64_t i1 = 0; i1 < 100; ++i1) {
for (uint64_t i2 = 1; i2 < 100 * incr; i2 += incr) {
TensorUInt128<uint64_t, uint64_t> i(i1, i2);
- __uint128_t a = (static_cast<__uint128_t>(i1) << 64) + static_cast<__uint128_t>(i2);
+ uint128_t a = (static_cast<uint128_t>(i1) << 64) + static_cast<uint128_t>(i2);
for (uint64_t j1 = 0; j1 < 100; ++j1) {
for (uint64_t j2 = 1; j2 < 100 * incr; j2 += incr) {
TensorUInt128<uint64_t, uint64_t> j(j1, j2);
- __uint128_t b = (static_cast<__uint128_t>(j1) << 64) + static_cast<__uint128_t>(j2);
+ uint128_t b = (static_cast<uint128_t>(j1) << 64) + static_cast<uint128_t>(j2);
TensorUInt128<uint64_t, uint64_t> actual = i / j;
- __uint128_t expected = a / b;
+ uint128_t expected = a / b;
VERIFY_EQUAL(actual, expected);
}
}
@@ -107,10 +117,10 @@ void test_misc1() {
uint64_t incr = internal::random<uint64_t>(1, 9999999999);
for (uint64_t i2 = 1; i2 < 100 * incr; i2 += incr) {
TensorUInt128<static_val<0>, uint64_t> i(0, i2);
- __uint128_t a = static_cast<__uint128_t>(i2);
+ uint128_t a = static_cast<uint128_t>(i2);
for (uint64_t j2 = 1; j2 < 100 * incr; j2 += incr) {
TensorUInt128<static_val<0>, uint64_t> j(0, j2);
- __uint128_t b = static_cast<__uint128_t>(j2);
+ uint128_t b = static_cast<uint128_t>(j2);
uint64_t actual = (i * j).upper();
uint64_t expected = (a * b) >> 64;
VERIFY_IS_EQUAL(actual, expected);
@@ -122,23 +132,29 @@ void test_misc2() {
int64_t incr = internal::random<int64_t>(1, 100);
for (int64_t log_div = 0; log_div < 63; ++log_div) {
for (int64_t divider = 1; divider <= 1000000 * incr; divider += incr) {
- uint64_t expected = (static_cast<__uint128_t>(1) << (64+log_div)) / static_cast<__uint128_t>(divider) - (static_cast<__uint128_t>(1) << 64) + 1;
+ uint64_t expected = (static_cast<uint128_t>(1) << (64+log_div)) / static_cast<uint128_t>(divider) - (static_cast<uint128_t>(1) << 64) + 1;
uint64_t shift = 1ULL << log_div;
TensorUInt128<uint64_t, uint64_t> result = (TensorUInt128<uint64_t, static_val<0> >(shift, 0) / TensorUInt128<static_val<0>, uint64_t>(divider) - TensorUInt128<static_val<1>, static_val<0> >(1, 0) + TensorUInt128<static_val<0>, static_val<1> >(1));
uint64_t actual = static_cast<uint64_t>(result);
- VERIFY_EQUAL(actual, expected);
+ VERIFY_IS_EQUAL(actual, expected);
}
}
}
+#endif
void test_cxx11_tensor_uint128()
{
+#ifdef EIGEN_NO_INT128
+ // Skip the test on compilers that don't support 128bit integers natively
+ return;
+#else
CALL_SUBTEST_1(test_add());
CALL_SUBTEST_2(test_sub());
CALL_SUBTEST_3(test_mul());
CALL_SUBTEST_4(test_div());
CALL_SUBTEST_5(test_misc1());
CALL_SUBTEST_6(test_misc2());
+#endif
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-13 11:42:04 +0000