tests, base: Added GTests for base/amo.hh

Issue-on: https://gem5.atlassian.net/browse/GEM5-231

Change-Id: Ia915f9c8bd0732c6c918e8056253bd2fdcdf6b5d
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/26944
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>

diff --git a/src/base/SConscript b/src/base/SConscript
index e04d84a71a3110a776ce79d915734eba693dd987..a83324ad4c17aee6a14dca6fb5b0135a17a29af9 100644 (file)
--- a/src/base/SConscript
+++ b/src/base/SConscript
@@ -29,6 +29,7 @@
 Import('*')
 
 SimObject('Graphics.py')
+GTest('amo.test', 'amo.test.cc')
 Source('atomicio.cc')
 GTest('atomicio.test', 'atomicio.test.cc', 'atomicio.cc')
 Source('bitfield.cc')

diff --git a/src/base/amo.test.cc b/src/base/amo.test.cc
new file mode 100644 (file)
index 0000000..e1a56c1
--- /dev/null
+++ b/src/base/amo.test.cc
@@ -0,0 +1,245 @@
+/*
+ * Copyright (c) 2020 The Regents of the University of California
+ * All rights reserved
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#include <string>
+#include <array>
+
+#include "base/amo.hh"
+
+void
+multiply2Op(int *b, int a)
+{
+    *b *= a;
+}
+
+void
+multiply3Op(int *b, int a, int c)
+{
+    *b *= a * c;
+}
+
+void
+addSubColumns(int *b, const std::array<int, 2>& a, const std::array<int, 2>& c)
+{
+    *b += a[0] + c[0];
+    *b -= a[1] + c[1];
+}
+
+TEST(AmoTest, AtomicOpMin)
+{
+    // test with ints and strings
+    int test_int_smaller = 5;
+    int test_int_bigger = 15;
+    std::string test_string_smaller = "apple";
+    std::string test_string_bigger = "cat";
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpMin<int>(10);
+    TypedAtomicOpFunctor<std::string> *amo_op_string =
+        new AtomicOpMin<std::string>("base");
+    amo_op_int->execute(&test_int_smaller);
+    amo_op_int->execute(&test_int_bigger);
+    amo_op_string->execute(&test_string_smaller);
+    amo_op_string->execute(&test_string_bigger);
+
+    EXPECT_EQ(test_int_smaller, 5);
+    EXPECT_EQ(test_int_bigger, 10);
+    EXPECT_EQ(test_string_smaller, "apple");
+    EXPECT_EQ(test_string_bigger, "base");
+}
+
+TEST(AmoTest, AtomicOpMax)
+{
+    int test_int_smaller = 5;
+    int test_int_bigger = 15;
+    std::string test_string_smaller = "apple";
+    std::string test_string_bigger = "cat";
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpMax<int>(10);
+    TypedAtomicOpFunctor<std::string> *amo_op_string =
+        new AtomicOpMax<std::string>("base");
+    amo_op_int->execute(&test_int_smaller);
+    amo_op_int->execute(&test_int_bigger);
+    amo_op_string->execute(&test_string_smaller);
+    amo_op_string->execute(&test_string_bigger);
+
+    EXPECT_EQ(test_int_smaller, 10);
+    EXPECT_EQ(test_int_bigger, 15);
+    EXPECT_EQ(test_string_smaller, "base");
+    EXPECT_EQ(test_string_bigger, "cat");
+}
+
+TEST(AmoTest, AtomicOpDec)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpDec<int>();
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpDec<char>();
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 9);
+    EXPECT_EQ(test_char, 'b');
+}
+
+TEST(AmoTest, AtomicOpInc)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpInc<int>();
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpInc<char>();
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 11);
+    EXPECT_EQ(test_char, 'd');
+}
+
+TEST(AmoTest, AtomicOpSub)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpSub<int>(2);
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpSub<char>('a');
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 8);
+    EXPECT_EQ(test_char, 2);
+}
+
+TEST(AmoTest, AtomicOpAdd)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpAdd<int>(2);
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpAdd<char>(2);
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 12);
+    EXPECT_EQ(test_char, 'e');
+}
+
+TEST(AmoTest, AtomicOpExch)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpExch<int>(2);
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpExch<char>('a');
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 2);
+    EXPECT_EQ(test_char, 'a');
+}
+
+TEST(AmoTest, AtomicOpXor)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpXor<int>(2);
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpXor<char>('a');
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 8); // 1010 ^ 0010 = 1000
+    EXPECT_EQ(test_char, 2); // 99 ^ 97 = 2
+}
+
+TEST(AmoTest, AtomicOpOr)
+{
+    int test_int = 8;
+    bool test_bool = true;
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpOr<int>(2);
+    TypedAtomicOpFunctor<bool> *amo_op_bool = new AtomicOpOr<bool>(false);
+    amo_op_int->execute(&test_int);
+    amo_op_bool->execute(&test_bool);
+
+    EXPECT_EQ(test_int, 10);
+    EXPECT_EQ(test_bool, true);
+}
+
+TEST(AmoTest, AtomicOpAnd)
+{
+    int test_int = 10;
+    char test_char = 'c';
+
+    TypedAtomicOpFunctor<int> *amo_op_int = new AtomicOpAnd<int>(6);
+    TypedAtomicOpFunctor<char> *amo_op_char = new AtomicOpAnd<char>('a');
+    amo_op_int->execute(&test_int);
+    amo_op_char->execute(&test_char);
+
+    EXPECT_EQ(test_int, 2);
+    EXPECT_EQ(test_char, 'a');
+}
+
+TEST(AmoTest, AtomicGeneric2Op)
+{
+    int test_int = 9;
+
+    TypedAtomicOpFunctor<int> *amo_op_int =
+        new AtomicGeneric2Op<int>(9, multiply2Op);
+    amo_op_int->execute(&test_int);
+
+    EXPECT_EQ(test_int, 81);
+}
+
+TEST(AmoTest, AtomicGeneric3Op)
+{
+    int test_int = 2;
+
+    TypedAtomicOpFunctor<int> *amo_op_int =
+        new AtomicGeneric3Op<int>(4, 3, multiply3Op);
+    amo_op_int->execute(&test_int);
+
+    EXPECT_EQ(test_int, 24);
+}
+
+TEST(AmoTest, AtomicGenericPair3Op)
+{
+    int test_int = 5;
+
+    std::array<int, 2> a = {6, 3};
+    std::array<int, 2> c = {10, 8};
+    TypedAtomicOpFunctor<int> *amo_op_int =
+         new AtomicGenericPair3Op<int>(a, c, addSubColumns);
+    amo_op_int->execute(&test_int);
+
+    EXPECT_EQ(test_int, 10);
+}