Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/unittests/Transforms/IPO/CMakeLists.txt

@@ -1,10 +0,0 @@
-set(LLVM_LINK_COMPONENTS
-  Core
-  Support
-  IPO
-  )
-
-add_llvm_unittest(IPOTests
-  LowerTypeTests.cpp
-  WholeProgramDevirt.cpp
-  )

external/llvm/unittests/Transforms/IPO/LowerTypeTests.cpp

@@ -1,156 +0,0 @@
-//===- LowerTypeTests.cpp - Unit tests for type test lowering -------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Transforms/IPO/LowerTypeTests.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-using namespace lowertypetests;
-
-TEST(LowerTypeTests, BitSetBuilder) {
-  struct {
-    std::vector<uint64_t> Offsets;
-    std::set<uint64_t> Bits;
-    uint64_t ByteOffset;
-    uint64_t BitSize;
-    unsigned AlignLog2;
-    bool IsSingleOffset;
-    bool IsAllOnes;
-  } BSBTests[] = {
-      {{}, std::set<uint64_t>{}, 0, 1, 0, false, false},
-      {{0}, {0}, 0, 1, 0, true, true},
-      {{4}, {0}, 4, 1, 0, true, true},
-      {{37}, {0}, 37, 1, 0, true, true},
-      {{0, 1}, {0, 1}, 0, 2, 0, false, true},
-      {{0, 4}, {0, 1}, 0, 2, 2, false, true},
-      {{0, uint64_t(1) << 33}, {0, 1}, 0, 2, 33, false, true},
-      {{3, 7}, {0, 1}, 3, 2, 2, false, true},
-      {{0, 1, 7}, {0, 1, 7}, 0, 8, 0, false, false},
-      {{0, 2, 14}, {0, 1, 7}, 0, 8, 1, false, false},
-      {{0, 1, 8}, {0, 1, 8}, 0, 9, 0, false, false},
-      {{0, 2, 16}, {0, 1, 8}, 0, 9, 1, false, false},
-      {{0, 1, 2, 3, 4, 5, 6, 7},
-       {0, 1, 2, 3, 4, 5, 6, 7},
-       0,
-       8,
-       0,
-       false,
-       true},
-      {{0, 1, 2, 3, 4, 5, 6, 7, 8},
-       {0, 1, 2, 3, 4, 5, 6, 7, 8},
-       0,
-       9,
-       0,
-       false,
-       true},
-  };
-
-  for (auto &&T : BSBTests) {
-    BitSetBuilder BSB;
-    for (auto Offset : T.Offsets)
-      BSB.addOffset(Offset);
-
-    BitSetInfo BSI = BSB.build();
-
-    EXPECT_EQ(T.Bits, BSI.Bits);
-    EXPECT_EQ(T.ByteOffset, BSI.ByteOffset);
-    EXPECT_EQ(T.BitSize, BSI.BitSize);
-    EXPECT_EQ(T.AlignLog2, BSI.AlignLog2);
-    EXPECT_EQ(T.IsSingleOffset, BSI.isSingleOffset());
-    EXPECT_EQ(T.IsAllOnes, BSI.isAllOnes());
-
-    for (auto Offset : T.Offsets)
-      EXPECT_TRUE(BSI.containsGlobalOffset(Offset));
-
-    auto I = T.Offsets.begin();
-    for (uint64_t NonOffset = 0; NonOffset != 256; ++NonOffset) {
-      if (I != T.Offsets.end() && *I == NonOffset) {
-        ++I;
-        continue;
-      }
-
-      EXPECT_FALSE(BSI.containsGlobalOffset(NonOffset));
-    }
-  }
-}
-
-TEST(LowerTypeTests, GlobalLayoutBuilder) {
-  struct {
-    uint64_t NumObjects;
-    std::vector<std::set<uint64_t>> Fragments;
-    std::vector<uint64_t> WantLayout;
-  } GLBTests[] = {
-    {0, {}, {}},
-    {4, {{0, 1}, {2, 3}}, {0, 1, 2, 3}},
-    {3, {{0, 1}, {1, 2}}, {0, 1, 2}},
-    {4, {{0, 1}, {1, 2}, {2, 3}}, {0, 1, 2, 3}},
-    {4, {{0, 1}, {2, 3}, {1, 2}}, {0, 1, 2, 3}},
-    {6, {{2, 5}, {0, 1, 2, 3, 4, 5}}, {0, 1, 2, 5, 3, 4}},
-  };
-
-  for (auto &&T : GLBTests) {
-    GlobalLayoutBuilder GLB(T.NumObjects);
-    for (auto &&F : T.Fragments)
-      GLB.addFragment(F);
-
-    std::vector<uint64_t> ComputedLayout;
-    for (auto &&F : GLB.Fragments)
-      ComputedLayout.insert(ComputedLayout.end(), F.begin(), F.end());
-
-    EXPECT_EQ(T.WantLayout, ComputedLayout);
-  }
-}
-
-TEST(LowerTypeTests, ByteArrayBuilder) {
-  struct BABAlloc {
-    std::set<uint64_t> Bits;
-    uint64_t BitSize;
-    uint64_t WantByteOffset;
-    uint8_t WantMask;
-  };
-
-  struct {
-    std::vector<BABAlloc> Allocs;
-    std::vector<uint8_t> WantBytes;
-  } BABTests[] = {
-      {{{{0}, 1, 0, 1}, {{0}, 1, 0, 2}}, {3}},
-      {{{{0}, 16, 0, 1},
-        {{1}, 15, 0, 2},
-        {{2}, 14, 0, 4},
-        {{3}, 13, 0, 8},
-        {{4}, 12, 0, 0x10},
-        {{5}, 11, 0, 0x20},
-        {{6}, 10, 0, 0x40},
-        {{7}, 9, 0, 0x80},
-        {{0}, 7, 9, 0x80},
-        {{0}, 6, 10, 0x40},
-        {{0}, 5, 11, 0x20},
-        {{0}, 4, 12, 0x10},
-        {{0}, 3, 13, 8},
-        {{0}, 2, 14, 4},
-        {{0}, 1, 15, 2}},
-       {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80, 0, 0x80, 0x40, 0x20, 0x10, 8, 4,
-        2}},
-  };
-
-  for (auto &&T : BABTests) {
-    ByteArrayBuilder BABuilder;
-
-    for (auto &&A : T.Allocs) {
-      uint64_t GotByteOffset;
-      uint8_t GotMask;
-
-      BABuilder.allocate(A.Bits, A.BitSize, GotByteOffset, GotMask);
-      EXPECT_EQ(A.WantByteOffset, GotByteOffset);
-      EXPECT_EQ(A.WantMask, GotMask);
-    }
-
-    EXPECT_EQ(T.WantBytes, BABuilder.Bytes);
-  }
-}

external/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp

@@ -1,165 +0,0 @@
-//===- WholeProgramDevirt.cpp - Unit tests for whole-program devirt -------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Transforms/IPO/WholeProgramDevirt.h"
-#include "llvm/ADT/ArrayRef.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-using namespace wholeprogramdevirt;
-
-TEST(WholeProgramDevirt, findLowestOffset) {
-  VTableBits VT1;
-  VT1.ObjectSize = 8;
-  VT1.Before.BytesUsed = {1 << 0};
-  VT1.After.BytesUsed = {1 << 1};
-
-  VTableBits VT2;
-  VT2.ObjectSize = 8;
-  VT2.Before.BytesUsed = {1 << 1};
-  VT2.After.BytesUsed = {1 << 0};
-
-  TypeMemberInfo TM1{&VT1, 0};
-  TypeMemberInfo TM2{&VT2, 0};
-  VirtualCallTarget Targets[] = {
-    {&TM1, /*IsBigEndian=*/false},
-    {&TM2, /*IsBigEndian=*/false},
-  };
-
-  EXPECT_EQ(2ull, findLowestOffset(Targets, /*IsAfter=*/false, 1));
-  EXPECT_EQ(66ull, findLowestOffset(Targets, /*IsAfter=*/true, 1));
-
-  EXPECT_EQ(8ull, findLowestOffset(Targets, /*IsAfter=*/false, 8));
-  EXPECT_EQ(72ull, findLowestOffset(Targets, /*IsAfter=*/true, 8));
-
-  TM1.Offset = 4;
-  EXPECT_EQ(33ull, findLowestOffset(Targets, /*IsAfter=*/false, 1));
-  EXPECT_EQ(65ull, findLowestOffset(Targets, /*IsAfter=*/true, 1));
-
-  EXPECT_EQ(40ull, findLowestOffset(Targets, /*IsAfter=*/false, 8));
-  EXPECT_EQ(72ull, findLowestOffset(Targets, /*IsAfter=*/true, 8));
-
-  TM1.Offset = 8;
-  TM2.Offset = 8;
-  EXPECT_EQ(66ull, findLowestOffset(Targets, /*IsAfter=*/false, 1));
-  EXPECT_EQ(2ull, findLowestOffset(Targets, /*IsAfter=*/true, 1));
-
-  EXPECT_EQ(72ull, findLowestOffset(Targets, /*IsAfter=*/false, 8));
-  EXPECT_EQ(8ull, findLowestOffset(Targets, /*IsAfter=*/true, 8));
-
-  VT1.After.BytesUsed = {0xff, 0, 0, 0, 0xff};
-  VT2.After.BytesUsed = {0xff, 1, 0, 0, 0};
-  EXPECT_EQ(16ull, findLowestOffset(Targets, /*IsAfter=*/true, 16));
-  EXPECT_EQ(40ull, findLowestOffset(Targets, /*IsAfter=*/true, 32));
-}
-
-TEST(WholeProgramDevirt, setReturnValues) {
-  VTableBits VT1;
-  VT1.ObjectSize = 8;
-
-  VTableBits VT2;
-  VT2.ObjectSize = 8;
-
-  TypeMemberInfo TM1{&VT1, 0};
-  TypeMemberInfo TM2{&VT2, 0};
-  VirtualCallTarget Targets[] = {
-    {&TM1, /*IsBigEndian=*/false},
-    {&TM2, /*IsBigEndian=*/false},
-  };
-
-  TM1.Offset = 4;
-  TM2.Offset = 4;
-
-  int64_t OffsetByte;
-  uint64_t OffsetBit;
-
-  Targets[0].RetVal = 1;
-  Targets[1].RetVal = 0;
-  setBeforeReturnValues(Targets, 32, 1, OffsetByte, OffsetBit);
-  EXPECT_EQ(-5ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.Before.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.Before.BytesUsed);
-  EXPECT_EQ(std::vector<uint8_t>{0}, VT2.Before.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT2.Before.BytesUsed);
-
-  Targets[0].RetVal = 0;
-  Targets[1].RetVal = 1;
-  setBeforeReturnValues(Targets, 39, 1, OffsetByte, OffsetBit);
-  EXPECT_EQ(-5ll, OffsetByte);
-  EXPECT_EQ(7ull, OffsetBit);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.Before.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{0x81}, VT1.Before.BytesUsed);
-  EXPECT_EQ(std::vector<uint8_t>{0x80}, VT2.Before.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{0x81}, VT2.Before.BytesUsed);
-
-  Targets[0].RetVal = 12;
-  Targets[1].RetVal = 34;
-  setBeforeReturnValues(Targets, 40, 8, OffsetByte, OffsetBit);
-  EXPECT_EQ(-6ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ((std::vector<uint8_t>{1, 12}), VT1.Before.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff}), VT1.Before.BytesUsed);
-  EXPECT_EQ((std::vector<uint8_t>{0x80, 34}), VT2.Before.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff}), VT2.Before.BytesUsed);
-
-  Targets[0].RetVal = 56;
-  Targets[1].RetVal = 78;
-  setBeforeReturnValues(Targets, 48, 16, OffsetByte, OffsetBit);
-  EXPECT_EQ(-8ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ((std::vector<uint8_t>{1, 12, 0, 56}), VT1.Before.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff, 0xff, 0xff}),
-            VT1.Before.BytesUsed);
-  EXPECT_EQ((std::vector<uint8_t>{0x80, 34, 0, 78}), VT2.Before.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff, 0xff, 0xff}),
-            VT2.Before.BytesUsed);
-
-  Targets[0].RetVal = 1;
-  Targets[1].RetVal = 0;
-  setAfterReturnValues(Targets, 32, 1, OffsetByte, OffsetBit);
-  EXPECT_EQ(4ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.After.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.After.BytesUsed);
-  EXPECT_EQ(std::vector<uint8_t>{0}, VT2.After.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT2.After.BytesUsed);
-
-  Targets[0].RetVal = 0;
-  Targets[1].RetVal = 1;
-  setAfterReturnValues(Targets, 39, 1, OffsetByte, OffsetBit);
-  EXPECT_EQ(4ll, OffsetByte);
-  EXPECT_EQ(7ull, OffsetBit);
-  EXPECT_EQ(std::vector<uint8_t>{1}, VT1.After.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{0x81}, VT1.After.BytesUsed);
-  EXPECT_EQ(std::vector<uint8_t>{0x80}, VT2.After.Bytes);
-  EXPECT_EQ(std::vector<uint8_t>{0x81}, VT2.After.BytesUsed);
-
-  Targets[0].RetVal = 12;
-  Targets[1].RetVal = 34;
-  setAfterReturnValues(Targets, 40, 8, OffsetByte, OffsetBit);
-  EXPECT_EQ(5ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ((std::vector<uint8_t>{1, 12}), VT1.After.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff}), VT1.After.BytesUsed);
-  EXPECT_EQ((std::vector<uint8_t>{0x80, 34}), VT2.After.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff}), VT2.After.BytesUsed);
-
-  Targets[0].RetVal = 56;
-  Targets[1].RetVal = 78;
-  setAfterReturnValues(Targets, 48, 16, OffsetByte, OffsetBit);
-  EXPECT_EQ(6ll, OffsetByte);
-  EXPECT_EQ(0ull, OffsetBit);
-  EXPECT_EQ((std::vector<uint8_t>{1, 12, 56, 0}), VT1.After.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff, 0xff, 0xff}),
-            VT1.After.BytesUsed);
-  EXPECT_EQ((std::vector<uint8_t>{0x80, 34, 78, 0}), VT2.After.Bytes);
-  EXPECT_EQ((std::vector<uint8_t>{0x81, 0xff, 0xff, 0xff}),
-            VT2.After.BytesUsed);
-}