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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp')
-rw-r--r--gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp165
1 files changed, 0 insertions, 165 deletions
diff --git a/gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp b/gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp
deleted file mode 100644
index 7e7a6bf4596..00000000000
--- a/gnu/llvm/unittests/Transforms/IPO/WholeProgramDevirt.cpp
+++ /dev/null
@@ -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);
-}