mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 19:23:23 +01:00
ec99ed2cc1
and assert when mask is too large to apply in the small case, previously the extra words were silently ignored. clang-format the entire function to match current code standards. This is a rewrite of r247972 which was reverted in r247983 due to warning and possible UB on 32-bits hosts. llvm-svn: 247993
404 lines
8.5 KiB
C++
404 lines
8.5 KiB
C++
//===- llvm/unittest/ADT/BitVectorTest.cpp - BitVector tests --------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Some of these tests fail on PowerPC for unknown reasons.
|
|
#ifndef __ppc__
|
|
|
|
#include "llvm/ADT/BitVector.h"
|
|
#include "llvm/ADT/SmallBitVector.h"
|
|
#include "gtest/gtest.h"
|
|
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
|
|
// Test fixture
|
|
template <typename T>
|
|
class BitVectorTest : public ::testing::Test { };
|
|
|
|
// Test both BitVector and SmallBitVector with the same suite of tests.
|
|
typedef ::testing::Types<BitVector, SmallBitVector> BitVectorTestTypes;
|
|
TYPED_TEST_CASE(BitVectorTest, BitVectorTestTypes);
|
|
|
|
TYPED_TEST(BitVectorTest, TrivialOperation) {
|
|
TypeParam Vec;
|
|
EXPECT_EQ(0U, Vec.count());
|
|
EXPECT_EQ(0U, Vec.size());
|
|
EXPECT_FALSE(Vec.any());
|
|
EXPECT_TRUE(Vec.all());
|
|
EXPECT_TRUE(Vec.none());
|
|
EXPECT_TRUE(Vec.empty());
|
|
|
|
Vec.resize(5, true);
|
|
EXPECT_EQ(5U, Vec.count());
|
|
EXPECT_EQ(5U, Vec.size());
|
|
EXPECT_TRUE(Vec.any());
|
|
EXPECT_TRUE(Vec.all());
|
|
EXPECT_FALSE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
Vec.resize(11);
|
|
EXPECT_EQ(5U, Vec.count());
|
|
EXPECT_EQ(11U, Vec.size());
|
|
EXPECT_TRUE(Vec.any());
|
|
EXPECT_FALSE(Vec.all());
|
|
EXPECT_FALSE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
TypeParam Inv = Vec;
|
|
Inv.flip();
|
|
EXPECT_EQ(6U, Inv.count());
|
|
EXPECT_EQ(11U, Inv.size());
|
|
EXPECT_TRUE(Inv.any());
|
|
EXPECT_FALSE(Inv.all());
|
|
EXPECT_FALSE(Inv.none());
|
|
EXPECT_FALSE(Inv.empty());
|
|
|
|
EXPECT_FALSE(Inv == Vec);
|
|
EXPECT_TRUE(Inv != Vec);
|
|
Vec.flip();
|
|
EXPECT_TRUE(Inv == Vec);
|
|
EXPECT_FALSE(Inv != Vec);
|
|
|
|
// Add some "interesting" data to Vec.
|
|
Vec.resize(23, true);
|
|
Vec.resize(25, false);
|
|
Vec.resize(26, true);
|
|
Vec.resize(29, false);
|
|
Vec.resize(33, true);
|
|
Vec.resize(57, false);
|
|
unsigned Count = 0;
|
|
for (unsigned i = Vec.find_first(); i != -1u; i = Vec.find_next(i)) {
|
|
++Count;
|
|
EXPECT_TRUE(Vec[i]);
|
|
EXPECT_TRUE(Vec.test(i));
|
|
}
|
|
EXPECT_EQ(Count, Vec.count());
|
|
EXPECT_EQ(Count, 23u);
|
|
EXPECT_FALSE(Vec[0]);
|
|
EXPECT_TRUE(Vec[32]);
|
|
EXPECT_FALSE(Vec[56]);
|
|
Vec.resize(61, false);
|
|
|
|
TypeParam Copy = Vec;
|
|
TypeParam Alt(3, false);
|
|
Alt.resize(6, true);
|
|
std::swap(Alt, Vec);
|
|
EXPECT_TRUE(Copy == Alt);
|
|
EXPECT_TRUE(Vec.size() == 6);
|
|
EXPECT_TRUE(Vec.count() == 3);
|
|
EXPECT_TRUE(Vec.find_first() == 3);
|
|
std::swap(Copy, Vec);
|
|
|
|
// Add some more "interesting" data.
|
|
Vec.resize(68, true);
|
|
Vec.resize(78, false);
|
|
Vec.resize(89, true);
|
|
Vec.resize(90, false);
|
|
Vec.resize(91, true);
|
|
Vec.resize(130, false);
|
|
Count = 0;
|
|
for (unsigned i = Vec.find_first(); i != -1u; i = Vec.find_next(i)) {
|
|
++Count;
|
|
EXPECT_TRUE(Vec[i]);
|
|
EXPECT_TRUE(Vec.test(i));
|
|
}
|
|
EXPECT_EQ(Count, Vec.count());
|
|
EXPECT_EQ(Count, 42u);
|
|
EXPECT_FALSE(Vec[0]);
|
|
EXPECT_TRUE(Vec[32]);
|
|
EXPECT_FALSE(Vec[60]);
|
|
EXPECT_FALSE(Vec[129]);
|
|
|
|
Vec.flip(60);
|
|
EXPECT_TRUE(Vec[60]);
|
|
EXPECT_EQ(Count + 1, Vec.count());
|
|
Vec.flip(60);
|
|
EXPECT_FALSE(Vec[60]);
|
|
EXPECT_EQ(Count, Vec.count());
|
|
|
|
Vec.reset(32);
|
|
EXPECT_FALSE(Vec[32]);
|
|
EXPECT_EQ(Count - 1, Vec.count());
|
|
Vec.set(32);
|
|
EXPECT_TRUE(Vec[32]);
|
|
EXPECT_EQ(Count, Vec.count());
|
|
|
|
Vec.flip();
|
|
EXPECT_EQ(Vec.size() - Count, Vec.count());
|
|
|
|
Vec.reset();
|
|
EXPECT_EQ(0U, Vec.count());
|
|
EXPECT_EQ(130U, Vec.size());
|
|
EXPECT_FALSE(Vec.any());
|
|
EXPECT_FALSE(Vec.all());
|
|
EXPECT_TRUE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
Vec.flip();
|
|
EXPECT_EQ(130U, Vec.count());
|
|
EXPECT_EQ(130U, Vec.size());
|
|
EXPECT_TRUE(Vec.any());
|
|
EXPECT_TRUE(Vec.all());
|
|
EXPECT_FALSE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
Vec.resize(64);
|
|
EXPECT_EQ(64U, Vec.count());
|
|
EXPECT_EQ(64U, Vec.size());
|
|
EXPECT_TRUE(Vec.any());
|
|
EXPECT_TRUE(Vec.all());
|
|
EXPECT_FALSE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
Vec.flip();
|
|
EXPECT_EQ(0U, Vec.count());
|
|
EXPECT_EQ(64U, Vec.size());
|
|
EXPECT_FALSE(Vec.any());
|
|
EXPECT_FALSE(Vec.all());
|
|
EXPECT_TRUE(Vec.none());
|
|
EXPECT_FALSE(Vec.empty());
|
|
|
|
Inv = TypeParam().flip();
|
|
EXPECT_EQ(0U, Inv.count());
|
|
EXPECT_EQ(0U, Inv.size());
|
|
EXPECT_FALSE(Inv.any());
|
|
EXPECT_TRUE(Inv.all());
|
|
EXPECT_TRUE(Inv.none());
|
|
EXPECT_TRUE(Inv.empty());
|
|
|
|
Vec.clear();
|
|
EXPECT_EQ(0U, Vec.count());
|
|
EXPECT_EQ(0U, Vec.size());
|
|
EXPECT_FALSE(Vec.any());
|
|
EXPECT_TRUE(Vec.all());
|
|
EXPECT_TRUE(Vec.none());
|
|
EXPECT_TRUE(Vec.empty());
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, CompoundAssignment) {
|
|
TypeParam A;
|
|
A.resize(10);
|
|
A.set(4);
|
|
A.set(7);
|
|
|
|
TypeParam B;
|
|
B.resize(50);
|
|
B.set(5);
|
|
B.set(18);
|
|
|
|
A |= B;
|
|
EXPECT_TRUE(A.test(4));
|
|
EXPECT_TRUE(A.test(5));
|
|
EXPECT_TRUE(A.test(7));
|
|
EXPECT_TRUE(A.test(18));
|
|
EXPECT_EQ(4U, A.count());
|
|
EXPECT_EQ(50U, A.size());
|
|
|
|
B.resize(10);
|
|
B.set();
|
|
B.reset(2);
|
|
B.reset(7);
|
|
A &= B;
|
|
EXPECT_FALSE(A.test(2));
|
|
EXPECT_FALSE(A.test(7));
|
|
EXPECT_EQ(2U, A.count());
|
|
EXPECT_EQ(50U, A.size());
|
|
|
|
B.resize(100);
|
|
B.set();
|
|
|
|
A ^= B;
|
|
EXPECT_TRUE(A.test(2));
|
|
EXPECT_TRUE(A.test(7));
|
|
EXPECT_EQ(98U, A.count());
|
|
EXPECT_EQ(100U, A.size());
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, ProxyIndex) {
|
|
TypeParam Vec(3);
|
|
EXPECT_TRUE(Vec.none());
|
|
Vec[0] = Vec[1] = Vec[2] = true;
|
|
EXPECT_EQ(Vec.size(), Vec.count());
|
|
Vec[2] = Vec[1] = Vec[0] = false;
|
|
EXPECT_TRUE(Vec.none());
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, PortableBitMask) {
|
|
TypeParam A;
|
|
const uint32_t Mask1[] = { 0x80000000, 6, 5 };
|
|
|
|
A.resize(10);
|
|
A.setBitsInMask(Mask1, 1);
|
|
EXPECT_EQ(10u, A.size());
|
|
EXPECT_FALSE(A.test(0));
|
|
|
|
A.resize(32);
|
|
A.setBitsInMask(Mask1, 1);
|
|
EXPECT_FALSE(A.test(0));
|
|
EXPECT_TRUE(A.test(31));
|
|
EXPECT_EQ(1u, A.count());
|
|
|
|
A.resize(33);
|
|
A.setBitsInMask(Mask1, 1);
|
|
EXPECT_EQ(1u, A.count());
|
|
A.setBitsInMask(Mask1, 2);
|
|
EXPECT_EQ(1u, A.count());
|
|
|
|
A.resize(34);
|
|
A.setBitsInMask(Mask1, 2);
|
|
EXPECT_EQ(2u, A.count());
|
|
|
|
A.resize(65);
|
|
A.setBitsInMask(Mask1, 3);
|
|
EXPECT_EQ(4u, A.count());
|
|
|
|
A.setBitsNotInMask(Mask1, 1);
|
|
EXPECT_EQ(32u+3u, A.count());
|
|
|
|
A.setBitsNotInMask(Mask1, 3);
|
|
EXPECT_EQ(65u, A.count());
|
|
|
|
A.resize(96);
|
|
EXPECT_EQ(65u, A.count());
|
|
|
|
A.clear();
|
|
A.resize(128);
|
|
A.setBitsNotInMask(Mask1, 3);
|
|
EXPECT_EQ(96u-5u, A.count());
|
|
|
|
A.clearBitsNotInMask(Mask1, 1);
|
|
EXPECT_EQ(64-4u, A.count());
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, BinOps) {
|
|
TypeParam A;
|
|
TypeParam B;
|
|
|
|
A.resize(65);
|
|
EXPECT_FALSE(A.anyCommon(B));
|
|
EXPECT_FALSE(B.anyCommon(B));
|
|
|
|
B.resize(64);
|
|
A.set(64);
|
|
EXPECT_FALSE(A.anyCommon(B));
|
|
EXPECT_FALSE(B.anyCommon(A));
|
|
|
|
B.set(63);
|
|
EXPECT_FALSE(A.anyCommon(B));
|
|
EXPECT_FALSE(B.anyCommon(A));
|
|
|
|
A.set(63);
|
|
EXPECT_TRUE(A.anyCommon(B));
|
|
EXPECT_TRUE(B.anyCommon(A));
|
|
|
|
B.resize(70);
|
|
B.set(64);
|
|
B.reset(63);
|
|
A.resize(64);
|
|
EXPECT_FALSE(A.anyCommon(B));
|
|
EXPECT_FALSE(B.anyCommon(A));
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, RangeOps) {
|
|
TypeParam A;
|
|
A.resize(256);
|
|
A.reset();
|
|
A.set(1, 255);
|
|
|
|
EXPECT_FALSE(A.test(0));
|
|
EXPECT_TRUE( A.test(1));
|
|
EXPECT_TRUE( A.test(23));
|
|
EXPECT_TRUE( A.test(254));
|
|
EXPECT_FALSE(A.test(255));
|
|
|
|
TypeParam B;
|
|
B.resize(256);
|
|
B.set();
|
|
B.reset(1, 255);
|
|
|
|
EXPECT_TRUE( B.test(0));
|
|
EXPECT_FALSE(B.test(1));
|
|
EXPECT_FALSE(B.test(23));
|
|
EXPECT_FALSE(B.test(254));
|
|
EXPECT_TRUE( B.test(255));
|
|
|
|
TypeParam C;
|
|
C.resize(3);
|
|
C.reset();
|
|
C.set(0, 1);
|
|
|
|
EXPECT_TRUE(C.test(0));
|
|
EXPECT_FALSE( C.test(1));
|
|
EXPECT_FALSE( C.test(2));
|
|
|
|
TypeParam D;
|
|
D.resize(3);
|
|
D.set();
|
|
D.reset(0, 1);
|
|
|
|
EXPECT_FALSE(D.test(0));
|
|
EXPECT_TRUE( D.test(1));
|
|
EXPECT_TRUE( D.test(2));
|
|
|
|
TypeParam E;
|
|
E.resize(128);
|
|
E.reset();
|
|
E.set(1, 33);
|
|
|
|
EXPECT_FALSE(E.test(0));
|
|
EXPECT_TRUE( E.test(1));
|
|
EXPECT_TRUE( E.test(32));
|
|
EXPECT_FALSE(E.test(33));
|
|
|
|
TypeParam BufferOverrun;
|
|
unsigned size = sizeof(unsigned long) * 8;
|
|
BufferOverrun.resize(size);
|
|
BufferOverrun.reset(0, size);
|
|
BufferOverrun.set(0, size);
|
|
}
|
|
|
|
TYPED_TEST(BitVectorTest, CompoundTestReset) {
|
|
TypeParam A(50, true);
|
|
TypeParam B(50, false);
|
|
|
|
TypeParam C(100, true);
|
|
TypeParam D(100, false);
|
|
|
|
EXPECT_FALSE(A.test(A));
|
|
EXPECT_TRUE(A.test(B));
|
|
EXPECT_FALSE(A.test(C));
|
|
EXPECT_TRUE(A.test(D));
|
|
EXPECT_FALSE(B.test(A));
|
|
EXPECT_FALSE(B.test(B));
|
|
EXPECT_FALSE(B.test(C));
|
|
EXPECT_FALSE(B.test(D));
|
|
EXPECT_TRUE(C.test(A));
|
|
EXPECT_TRUE(C.test(B));
|
|
EXPECT_FALSE(C.test(C));
|
|
EXPECT_TRUE(C.test(D));
|
|
|
|
A.reset(B);
|
|
A.reset(D);
|
|
EXPECT_TRUE(A.all());
|
|
A.reset(A);
|
|
EXPECT_TRUE(A.none());
|
|
A.set();
|
|
A.reset(C);
|
|
EXPECT_TRUE(A.none());
|
|
A.set();
|
|
|
|
C.reset(A);
|
|
EXPECT_EQ(50, C.find_first());
|
|
C.reset(C);
|
|
EXPECT_TRUE(C.none());
|
|
}
|
|
}
|
|
#endif
|