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//===-- flang/unittests/Runtime/Matmul.cpp--------- -------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "flang/Runtime/matmul.h"
#include "gtest/gtest.h"
#include "tools.h"
#include "flang/Runtime/allocatable.h"
#include "flang/Runtime/cpp-type.h"
#include "flang/Runtime/descriptor.h"
#include "flang/Runtime/type-code.h"
using namespace Fortran::runtime;
using Fortran::common::TypeCategory;
TEST(Matmul, Basic) {
// X 0 2 4 Y 6 9 V -1 -2
// 1 3 5 7 10
// 8 11
auto x{MakeArray<TypeCategory::Integer, 4>(
std::vector<int>{2, 3}, std::vector<std::int32_t>{0, 1, 2, 3, 4, 5})};
auto y{MakeArray<TypeCategory::Integer, 2>(
std::vector<int>{3, 2}, std::vector<std::int16_t>{6, 7, 8, 9, 10, 11})};
auto v{MakeArray<TypeCategory::Integer, 8>(
std::vector<int>{2}, std::vector<std::int64_t>{-1, -2})};
StaticDescriptor<2, true> statDesc;
Descriptor &result{statDesc.descriptor()};
RTNAME(Matmul)(result, *x, *y, __FILE__, __LINE__);
ASSERT_EQ(result.rank(), 2);
EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(0).Extent(), 2);
EXPECT_EQ(result.GetDimension(1).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(1).Extent(), 2);
ASSERT_EQ(result.type(), (TypeCode{TypeCategory::Integer, 4}));
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(0), 46);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(1), 67);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(2), 64);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(3), 94);
std::memset(
result.raw().base_addr, 0, result.Elements() * result.ElementBytes());
result.GetDimension(0).SetLowerBound(0);
result.GetDimension(1).SetLowerBound(2);
RTNAME(MatmulDirect)(result, *x, *y, __FILE__, __LINE__);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(0), 46);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(1), 67);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(2), 64);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int32_t>(3), 94);
result.Destroy();
RTNAME(Matmul)(result, *v, *x, __FILE__, __LINE__);
ASSERT_EQ(result.rank(), 1);
EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(0).Extent(), 3);
ASSERT_EQ(result.type(), (TypeCode{TypeCategory::Integer, 8}));
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(0), -2);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(1), -8);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(2), -14);
result.Destroy();
RTNAME(Matmul)(result, *y, *v, __FILE__, __LINE__);
ASSERT_EQ(result.rank(), 1);
EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(0).Extent(), 3);
ASSERT_EQ(result.type(), (TypeCode{TypeCategory::Integer, 8}));
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(0), -24);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(1), -27);
EXPECT_EQ(*result.ZeroBasedIndexedElement<std::int64_t>(2), -30);
result.Destroy();
// X F F T Y F T
// F T T F T
// F F
auto xLog{MakeArray<TypeCategory::Logical, 1>(std::vector<int>{2, 3},
std::vector<std::uint8_t>{false, false, false, true, true, false})};
auto yLog{MakeArray<TypeCategory::Logical, 2>(std::vector<int>{3, 2},
std::vector<std::uint16_t>{false, false, false, true, true, false})};
RTNAME(Matmul)(result, *xLog, *yLog, __FILE__, __LINE__);
ASSERT_EQ(result.rank(), 2);
EXPECT_EQ(result.GetDimension(0).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(0).Extent(), 2);
EXPECT_EQ(result.GetDimension(1).LowerBound(), 1);
EXPECT_EQ(result.GetDimension(1).Extent(), 2);
ASSERT_EQ(result.type(), (TypeCode{TypeCategory::Logical, 2}));
EXPECT_FALSE(
static_cast<bool>(*result.ZeroBasedIndexedElement<std::uint16_t>(0)));
EXPECT_FALSE(
static_cast<bool>(*result.ZeroBasedIndexedElement<std::uint16_t>(1)));
EXPECT_FALSE(
static_cast<bool>(*result.ZeroBasedIndexedElement<std::uint16_t>(2)));
EXPECT_TRUE(
static_cast<bool>(*result.ZeroBasedIndexedElement<std::uint16_t>(3)));
}
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