1//===-- unittests/Runtime/MiscIntrinsic.cpp ---------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "tools.h"
10#include "gtest/gtest.h"
11#include "flang-rt/runtime/descriptor.h"
12#include "flang/Runtime/allocatable.h"
13#include "flang/Runtime/cpp-type.h"
14#include "flang/Runtime/misc-intrinsic.h"
15
16using namespace Fortran::runtime;
17
18// TRANSFER examples from Fortran 2018
19
20TEST(MiscIntrinsic, TransferScalar) {
21 StaticDescriptor<2, true, 2> staticDesc[2];
22 auto &result{staticDesc[0].descriptor()};
23 auto source{MakeArray<TypeCategory::Integer, 4>(
24 std::vector<int>{}, std::vector<std::int32_t>{1082130432})};
25 auto &mold{staticDesc[1].descriptor()};
26 mold.Establish(TypeCategory::Real, 4, nullptr, 0);
27 RTNAME(Transfer)(result, *source, mold, __FILE__, __LINE__);
28 EXPECT_EQ(result.rank(), 0);
29 EXPECT_EQ(result.type().raw(), (TypeCode{TypeCategory::Real, 4}.raw()));
30 EXPECT_EQ(*result.OffsetElement<float>(), 4.0);
31 result.Destroy();
32}
33
34TEST(MiscIntrinsic, TransferMold) {
35 StaticDescriptor<2, true, 2> staticDesc[2];
36 auto &result{staticDesc[0].descriptor()};
37 auto source{MakeArray<TypeCategory::Real, 4>(
38 std::vector<int>{3}, std::vector<float>{1.1F, 2.2F, 3.3F})};
39 auto &mold{staticDesc[1].descriptor()};
40 SubscriptValue extent[1]{1};
41 mold.Establish(TypeCategory::Complex, 4, nullptr, 1, extent);
42 RTNAME(Transfer)(result, *source, mold, __FILE__, __LINE__);
43 EXPECT_EQ(result.rank(), 1);
44 EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
45 EXPECT_EQ(result.GetDimension(0).Extent(), 2);
46 EXPECT_EQ(result.type().raw(), (TypeCode{TypeCategory::Complex, 4}.raw()));
47 EXPECT_EQ(result.OffsetElement<float>()[0], 1.1F);
48 EXPECT_EQ(result.OffsetElement<float>()[1], 2.2F);
49 EXPECT_EQ(result.OffsetElement<float>()[2], 3.3F);
50 EXPECT_EQ(result.OffsetElement<float>()[3], 0.0F);
51 result.Destroy();
52}
53
54TEST(MiscIntrinsic, TransferSize) {
55 StaticDescriptor<2, true, 2> staticDesc[2];
56 auto &result{staticDesc[0].descriptor()};
57 auto source{MakeArray<TypeCategory::Real, 4>(
58 std::vector<int>{3}, std::vector<float>{1.1F, 2.2F, 3.3F})};
59 auto &mold{staticDesc[1].descriptor()};
60 SubscriptValue extent[1]{1};
61 mold.Establish(TypeCategory::Complex, 4, nullptr, 1, extent);
62 RTNAME(TransferSize)(result, *source, mold, __FILE__, __LINE__, 1);
63 EXPECT_EQ(result.rank(), 1);
64 EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
65 EXPECT_EQ(result.GetDimension(0).Extent(), 1);
66 EXPECT_EQ(result.type().raw(), (TypeCode{TypeCategory::Complex, 4}.raw()));
67 EXPECT_EQ(result.OffsetElement<float>()[0], 1.1F);
68 EXPECT_EQ(result.OffsetElement<float>()[1], 2.2F);
69 result.Destroy();
70}
71TEST(MiscIntrinsic, TransferSizeScalarMold) {
72 StaticDescriptor<2, true, 2> staticDesc[2];
73 auto &result{staticDesc[0].descriptor()};
74 std::complex<float> sourecStorage{1.1F, -2.2F};
75 auto source{Descriptor::Create(TypeCategory::Complex, 4,
76 reinterpret_cast<void *>(&sourecStorage), 0, nullptr,
77 CFI_attribute_pointer)};
78 auto &mold{staticDesc[1].descriptor()};
79 mold.Establish(TypeCategory::Real, 4, nullptr, 0, nullptr);
80 RTNAME(TransferSize)(result, *source, mold, __FILE__, __LINE__, 2);
81 EXPECT_EQ(result.rank(), 1);
82 EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
83 EXPECT_EQ(result.GetDimension(0).Extent(), 2);
84 EXPECT_EQ(result.type().raw(), (TypeCode{TypeCategory::Real, 4}.raw()));
85 EXPECT_EQ(result.OffsetElement<float>()[0], 1.1F);
86 EXPECT_EQ(result.OffsetElement<float>()[1], -2.2F);
87 result.Destroy();
88}
89

source code of flang-rt/unittests/Runtime/MiscIntrinsic.cpp