mirror of
https://github.com/c64scene-ar/llvm-6502.git
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197647 91177308-0d34-0410-b5e6-96231b3b80d8
404 lines
8.5 KiB
C++
404 lines
8.5 KiB
C++
//===- llvm/unittest/ADT/BitVectorTest.cpp - BitVector tests --------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// Some of these tests fail on PowerPC for unknown reasons.
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#ifndef __ppc__
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#include "llvm/ADT/BitVector.h"
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#include "llvm/ADT/SmallBitVector.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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// Test fixture
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template <typename T>
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class BitVectorTest : public ::testing::Test { };
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// Test both BitVector and SmallBitVector with the same suite of tests.
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typedef ::testing::Types<BitVector, SmallBitVector> BitVectorTestTypes;
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TYPED_TEST_CASE(BitVectorTest, BitVectorTestTypes);
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TYPED_TEST(BitVectorTest, TrivialOperation) {
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TypeParam Vec;
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EXPECT_EQ(0U, Vec.count());
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EXPECT_EQ(0U, Vec.size());
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EXPECT_FALSE(Vec.any());
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EXPECT_TRUE(Vec.all());
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EXPECT_TRUE(Vec.none());
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EXPECT_TRUE(Vec.empty());
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Vec.resize(5, true);
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EXPECT_EQ(5U, Vec.count());
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EXPECT_EQ(5U, Vec.size());
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EXPECT_TRUE(Vec.any());
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EXPECT_TRUE(Vec.all());
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EXPECT_FALSE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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Vec.resize(11);
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EXPECT_EQ(5U, Vec.count());
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EXPECT_EQ(11U, Vec.size());
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EXPECT_TRUE(Vec.any());
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EXPECT_FALSE(Vec.all());
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EXPECT_FALSE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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TypeParam Inv = Vec;
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Inv.flip();
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EXPECT_EQ(6U, Inv.count());
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EXPECT_EQ(11U, Inv.size());
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EXPECT_TRUE(Inv.any());
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EXPECT_FALSE(Inv.all());
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EXPECT_FALSE(Inv.none());
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EXPECT_FALSE(Inv.empty());
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EXPECT_FALSE(Inv == Vec);
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EXPECT_TRUE(Inv != Vec);
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Vec.flip();
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EXPECT_TRUE(Inv == Vec);
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EXPECT_FALSE(Inv != Vec);
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// Add some "interesting" data to Vec.
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Vec.resize(23, true);
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Vec.resize(25, false);
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Vec.resize(26, true);
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Vec.resize(29, false);
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Vec.resize(33, true);
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Vec.resize(57, false);
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unsigned Count = 0;
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for (unsigned i = Vec.find_first(); i != -1u; i = Vec.find_next(i)) {
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++Count;
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EXPECT_TRUE(Vec[i]);
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EXPECT_TRUE(Vec.test(i));
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}
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EXPECT_EQ(Count, Vec.count());
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EXPECT_EQ(Count, 23u);
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EXPECT_FALSE(Vec[0]);
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EXPECT_TRUE(Vec[32]);
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EXPECT_FALSE(Vec[56]);
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Vec.resize(61, false);
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TypeParam Copy = Vec;
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TypeParam Alt(3, false);
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Alt.resize(6, true);
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std::swap(Alt, Vec);
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EXPECT_TRUE(Copy == Alt);
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EXPECT_TRUE(Vec.size() == 6);
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EXPECT_TRUE(Vec.count() == 3);
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EXPECT_TRUE(Vec.find_first() == 3);
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std::swap(Copy, Vec);
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// Add some more "interesting" data.
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Vec.resize(68, true);
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Vec.resize(78, false);
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Vec.resize(89, true);
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Vec.resize(90, false);
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Vec.resize(91, true);
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Vec.resize(130, false);
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Count = 0;
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for (unsigned i = Vec.find_first(); i != -1u; i = Vec.find_next(i)) {
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++Count;
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EXPECT_TRUE(Vec[i]);
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EXPECT_TRUE(Vec.test(i));
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}
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EXPECT_EQ(Count, Vec.count());
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EXPECT_EQ(Count, 42u);
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EXPECT_FALSE(Vec[0]);
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EXPECT_TRUE(Vec[32]);
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EXPECT_FALSE(Vec[60]);
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EXPECT_FALSE(Vec[129]);
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Vec.flip(60);
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EXPECT_TRUE(Vec[60]);
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EXPECT_EQ(Count + 1, Vec.count());
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Vec.flip(60);
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EXPECT_FALSE(Vec[60]);
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EXPECT_EQ(Count, Vec.count());
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Vec.reset(32);
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EXPECT_FALSE(Vec[32]);
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EXPECT_EQ(Count - 1, Vec.count());
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Vec.set(32);
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EXPECT_TRUE(Vec[32]);
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EXPECT_EQ(Count, Vec.count());
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Vec.flip();
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EXPECT_EQ(Vec.size() - Count, Vec.count());
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Vec.reset();
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EXPECT_EQ(0U, Vec.count());
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EXPECT_EQ(130U, Vec.size());
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EXPECT_FALSE(Vec.any());
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EXPECT_FALSE(Vec.all());
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EXPECT_TRUE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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Vec.flip();
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EXPECT_EQ(130U, Vec.count());
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EXPECT_EQ(130U, Vec.size());
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EXPECT_TRUE(Vec.any());
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EXPECT_TRUE(Vec.all());
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EXPECT_FALSE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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Vec.resize(64);
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EXPECT_EQ(64U, Vec.count());
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EXPECT_EQ(64U, Vec.size());
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EXPECT_TRUE(Vec.any());
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EXPECT_TRUE(Vec.all());
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EXPECT_FALSE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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Vec.flip();
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EXPECT_EQ(0U, Vec.count());
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EXPECT_EQ(64U, Vec.size());
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EXPECT_FALSE(Vec.any());
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EXPECT_FALSE(Vec.all());
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EXPECT_TRUE(Vec.none());
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EXPECT_FALSE(Vec.empty());
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Inv = TypeParam().flip();
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EXPECT_EQ(0U, Inv.count());
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EXPECT_EQ(0U, Inv.size());
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EXPECT_FALSE(Inv.any());
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EXPECT_TRUE(Inv.all());
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EXPECT_TRUE(Inv.none());
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EXPECT_TRUE(Inv.empty());
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Vec.clear();
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EXPECT_EQ(0U, Vec.count());
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EXPECT_EQ(0U, Vec.size());
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EXPECT_FALSE(Vec.any());
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EXPECT_TRUE(Vec.all());
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EXPECT_TRUE(Vec.none());
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EXPECT_TRUE(Vec.empty());
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}
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TYPED_TEST(BitVectorTest, CompoundAssignment) {
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TypeParam A;
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A.resize(10);
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A.set(4);
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A.set(7);
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TypeParam B;
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B.resize(50);
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B.set(5);
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B.set(18);
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A |= B;
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EXPECT_TRUE(A.test(4));
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EXPECT_TRUE(A.test(5));
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EXPECT_TRUE(A.test(7));
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EXPECT_TRUE(A.test(18));
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EXPECT_EQ(4U, A.count());
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EXPECT_EQ(50U, A.size());
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B.resize(10);
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B.set();
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B.reset(2);
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B.reset(7);
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A &= B;
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EXPECT_FALSE(A.test(2));
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EXPECT_FALSE(A.test(7));
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EXPECT_EQ(2U, A.count());
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EXPECT_EQ(50U, A.size());
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B.resize(100);
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B.set();
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A ^= B;
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EXPECT_TRUE(A.test(2));
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EXPECT_TRUE(A.test(7));
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EXPECT_EQ(98U, A.count());
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EXPECT_EQ(100U, A.size());
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}
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TYPED_TEST(BitVectorTest, ProxyIndex) {
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TypeParam Vec(3);
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EXPECT_TRUE(Vec.none());
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Vec[0] = Vec[1] = Vec[2] = true;
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EXPECT_EQ(Vec.size(), Vec.count());
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Vec[2] = Vec[1] = Vec[0] = false;
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EXPECT_TRUE(Vec.none());
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}
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TYPED_TEST(BitVectorTest, PortableBitMask) {
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TypeParam A;
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const uint32_t Mask1[] = { 0x80000000, 6, 5 };
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A.resize(10);
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A.setBitsInMask(Mask1, 3);
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EXPECT_EQ(10u, A.size());
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EXPECT_FALSE(A.test(0));
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A.resize(32);
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A.setBitsInMask(Mask1, 3);
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EXPECT_FALSE(A.test(0));
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EXPECT_TRUE(A.test(31));
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EXPECT_EQ(1u, A.count());
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A.resize(33);
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A.setBitsInMask(Mask1, 1);
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EXPECT_EQ(1u, A.count());
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A.setBitsInMask(Mask1, 2);
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EXPECT_EQ(1u, A.count());
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A.resize(34);
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A.setBitsInMask(Mask1, 2);
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EXPECT_EQ(2u, A.count());
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A.resize(65);
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A.setBitsInMask(Mask1, 3);
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EXPECT_EQ(4u, A.count());
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A.setBitsNotInMask(Mask1, 1);
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EXPECT_EQ(32u+3u, A.count());
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A.setBitsNotInMask(Mask1, 3);
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EXPECT_EQ(65u, A.count());
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A.resize(96);
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EXPECT_EQ(65u, A.count());
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A.clear();
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A.resize(128);
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A.setBitsNotInMask(Mask1, 3);
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EXPECT_EQ(96u-5u, A.count());
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A.clearBitsNotInMask(Mask1, 1);
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EXPECT_EQ(64-4u, A.count());
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}
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TYPED_TEST(BitVectorTest, BinOps) {
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TypeParam A;
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TypeParam B;
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A.resize(65);
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EXPECT_FALSE(A.anyCommon(B));
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EXPECT_FALSE(B.anyCommon(B));
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B.resize(64);
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A.set(64);
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EXPECT_FALSE(A.anyCommon(B));
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EXPECT_FALSE(B.anyCommon(A));
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B.set(63);
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EXPECT_FALSE(A.anyCommon(B));
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EXPECT_FALSE(B.anyCommon(A));
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A.set(63);
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EXPECT_TRUE(A.anyCommon(B));
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EXPECT_TRUE(B.anyCommon(A));
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B.resize(70);
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B.set(64);
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B.reset(63);
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A.resize(64);
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EXPECT_FALSE(A.anyCommon(B));
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EXPECT_FALSE(B.anyCommon(A));
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}
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TYPED_TEST(BitVectorTest, RangeOps) {
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TypeParam A;
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A.resize(256);
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A.reset();
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A.set(1, 255);
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EXPECT_FALSE(A.test(0));
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EXPECT_TRUE( A.test(1));
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EXPECT_TRUE( A.test(23));
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EXPECT_TRUE( A.test(254));
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EXPECT_FALSE(A.test(255));
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TypeParam B;
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B.resize(256);
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B.set();
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B.reset(1, 255);
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EXPECT_TRUE( B.test(0));
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EXPECT_FALSE(B.test(1));
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EXPECT_FALSE(B.test(23));
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EXPECT_FALSE(B.test(254));
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EXPECT_TRUE( B.test(255));
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TypeParam C;
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C.resize(3);
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C.reset();
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C.set(0, 1);
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EXPECT_TRUE(C.test(0));
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EXPECT_FALSE( C.test(1));
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EXPECT_FALSE( C.test(2));
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TypeParam D;
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D.resize(3);
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D.set();
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D.reset(0, 1);
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EXPECT_FALSE(D.test(0));
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EXPECT_TRUE( D.test(1));
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EXPECT_TRUE( D.test(2));
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TypeParam E;
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E.resize(128);
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E.reset();
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E.set(1, 33);
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EXPECT_FALSE(E.test(0));
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EXPECT_TRUE( E.test(1));
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EXPECT_TRUE( E.test(32));
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EXPECT_FALSE(E.test(33));
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TypeParam BufferOverrun;
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unsigned size = sizeof(unsigned long) * 8;
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BufferOverrun.resize(size);
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BufferOverrun.reset(0, size);
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BufferOverrun.set(0, size);
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}
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TYPED_TEST(BitVectorTest, CompoundTestReset) {
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TypeParam A(50, true);
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TypeParam B(50, false);
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TypeParam C(100, true);
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TypeParam D(100, false);
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EXPECT_FALSE(A.test(A));
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EXPECT_TRUE(A.test(B));
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EXPECT_FALSE(A.test(C));
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EXPECT_TRUE(A.test(D));
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EXPECT_FALSE(B.test(A));
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EXPECT_FALSE(B.test(B));
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EXPECT_FALSE(B.test(C));
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EXPECT_FALSE(B.test(D));
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EXPECT_TRUE(C.test(A));
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EXPECT_TRUE(C.test(B));
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EXPECT_FALSE(C.test(C));
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EXPECT_TRUE(C.test(D));
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A.reset(B);
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A.reset(D);
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EXPECT_TRUE(A.all());
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A.reset(A);
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EXPECT_TRUE(A.none());
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A.set();
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A.reset(C);
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EXPECT_TRUE(A.none());
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A.set();
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C.reset(A);
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EXPECT_EQ(50, C.find_first());
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C.reset(C);
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EXPECT_TRUE(C.none());
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}
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}
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#endif
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