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Merge the SmallBitVector and BitVector unit tests with gtest's typed test magic and bring SmallBitVector up to date.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158600 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-06-16 10:51:07 +00:00
parent fd2b40efd7
commit 904cf82f27
3 changed files with 91 additions and 212 deletions
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66
include/llvm/ADT/SmallBitVector.h
View File

@ -354,6 +354,19 @@ public:
return (*this)[Idx];
}
/// Test if any common bits are set.
bool anyCommon(const SmallBitVector &RHS) const {
if (isSmall() && RHS.isSmall())
return (getSmallBits() & RHS.getSmallBits()) != 0;
if (!isSmall() && !RHS.isSmall())
return getPointer()->anyCommon(*RHS.getPointer());
for (unsigned i = 0, e = std::min(size(), RHS.size()); i != e; ++i)
if (test(i) && RHS.test(i))
return true;
return false;
}
// Comparison operators.
bool operator==(const SmallBitVector &RHS) const {
if (size() != RHS.size())
@ -442,6 +455,59 @@ public:
void swap(SmallBitVector &RHS) {
std::swap(X, RHS.X);
}
/// setBitsInMask - Add '1' bits from Mask to this vector. Don't resize.
/// This computes "*this |= Mask".
void setBitsInMask(const uint32_t *Mask, unsigned MaskWords = ~0u) {
if (isSmall())
applyMask<true, false>(Mask, MaskWords);
else
getPointer()->setBitsInMask(Mask, MaskWords);
}
/// clearBitsInMask - Clear any bits in this vector that are set in Mask.
/// Don't resize. This computes "*this &= ~Mask".
void clearBitsInMask(const uint32_t *Mask, unsigned MaskWords = ~0u) {
if (isSmall())
applyMask<false, false>(Mask, MaskWords);
else
getPointer()->clearBitsInMask(Mask, MaskWords);
}
/// setBitsNotInMask - Add a bit to this vector for every '0' bit in Mask.
/// Don't resize. This computes "*this |= ~Mask".
void setBitsNotInMask(const uint32_t *Mask, unsigned MaskWords = ~0u) {
if (isSmall())
applyMask<true, true>(Mask, MaskWords);
else
getPointer()->setBitsNotInMask(Mask, MaskWords);
}
/// clearBitsNotInMask - Clear a bit in this vector for every '0' bit in Mask.
/// Don't resize. This computes "*this &= Mask".
void clearBitsNotInMask(const uint32_t *Mask, unsigned MaskWords = ~0u) {
if (isSmall())
applyMask<false, true>(Mask, MaskWords);
else
getPointer()->clearBitsNotInMask(Mask, MaskWords);
}
private:
template<bool AddBits, bool InvertMask>
void applyMask(const uint32_t *Mask, unsigned MaskWords) {
assert((NumBaseBits == 64 || NumBaseBits == 32) && "Unsupported word size");
if (NumBaseBits == 64 && MaskWords >= 2) {
uint64_t M = Mask[0] | (uint64_t(Mask[1]) << 32);
if (InvertMask) M = ~M;
if (AddBits) setSmallBits(getSmallBits() | M);
else setSmallBits(getSmallBits() & ~M);
} else {
uint32_t M = Mask[0];
if (InvertMask) M = ~M;
if (AddBits) setSmallBits(getSmallBits() | M);
else setSmallBits(getSmallBits() & ~M);
}
}
};
inline SmallBitVector

41
unittests/ADT/BitVectorTest.cpp
View File

@ -11,14 +11,23 @@
#ifndef __ppc__
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/SmallBitVector.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(BitVectorTest, TrivialOperation) {
BitVector Vec;
// 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());
@ -42,7 +51,7 @@ TEST(BitVectorTest, TrivialOperation) {
EXPECT_FALSE(Vec.none());
EXPECT_FALSE(Vec.empty());
BitVector Inv = Vec;
TypeParam Inv = Vec;
Inv.flip();
EXPECT_EQ(6U, Inv.count());
EXPECT_EQ(11U, Inv.size());
@ -77,8 +86,8 @@ TEST(BitVectorTest, TrivialOperation) {
EXPECT_FALSE(Vec[56]);
Vec.resize(61, false);
BitVector Copy = Vec;
BitVector Alt(3, false);
TypeParam Copy = Vec;
TypeParam Alt(3, false);
Alt.resize(6, true);
std::swap(Alt, Vec);
EXPECT_TRUE(Copy == Alt);
@ -132,7 +141,7 @@ TEST(BitVectorTest, TrivialOperation) {
EXPECT_TRUE(Vec.none());
EXPECT_FALSE(Vec.empty());
Inv = BitVector().flip();
Inv = TypeParam().flip();
EXPECT_EQ(0U, Inv.count());
EXPECT_EQ(0U, Inv.size());
EXPECT_FALSE(Inv.any());
@ -149,13 +158,13 @@ TEST(BitVectorTest, TrivialOperation) {
EXPECT_TRUE(Vec.empty());
}
TEST(BitVectorTest, CompoundAssignment) {
BitVector A;
TYPED_TEST(BitVectorTest, CompoundAssignment) {
TypeParam A;
A.resize(10);
A.set(4);
A.set(7);
BitVector B;
TypeParam B;
B.resize(50);
B.set(5);
B.set(18);
@ -188,8 +197,8 @@ TEST(BitVectorTest, CompoundAssignment) {
EXPECT_EQ(100U, A.size());
}
TEST(BitVectorTest, ProxyIndex) {
BitVector Vec(3);
TYPED_TEST(BitVectorTest, ProxyIndex) {
TypeParam Vec(3);
EXPECT_TRUE(Vec.none());
Vec[0] = Vec[1] = Vec[2] = true;
EXPECT_EQ(Vec.size(), Vec.count());
@ -197,8 +206,8 @@ TEST(BitVectorTest, ProxyIndex) {
EXPECT_TRUE(Vec.none());
}
TEST(BitVectorTest, PortableBitMask) {
BitVector A;
TYPED_TEST(BitVectorTest, PortableBitMask) {
TypeParam A;
const uint32_t Mask1[] = { 0x80000000, 6, 5 };
A.resize(10);
@ -244,9 +253,9 @@ TEST(BitVectorTest, PortableBitMask) {
EXPECT_EQ(64-4u, A.count());
}
TEST(BitVectorTest, BinOps) {
BitVector A;
BitVector B;
TYPED_TEST(BitVectorTest, BinOps) {
TypeParam A;
TypeParam B;
A.resize(65);
EXPECT_FALSE(A.anyCommon(B));

196
unittests/ADT/SmallBitVectorTest.cpp
View File

@ -1,196 +0,0 @@
//===- llvm/unittest/ADT/SmallBitVectorTest.cpp - SmallBitVector tests ----===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/SmallBitVector.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(SmallBitVectorTest, TrivialOperation) {
SmallBitVector 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());
SmallBitVector Inv = ~Vec;
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 = ~Vec;
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);
SmallBitVector Copy = Vec;
SmallBitVector 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());
Inv = ~SmallBitVector();
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());
}
TEST(SmallBitVectorTest, CompoundAssignment) {
SmallBitVector A;
A.resize(10);
A.set(4);
A.set(7);
SmallBitVector 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());
}
TEST(SmallBitVectorTest, ProxyIndex) {
SmallBitVector 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());
}
}