BitstreamRemarksSerializerTest.cpp
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//===- unittest/Support/BitstreamRemarksSerializerTest.cpp ----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Bitcode/BitcodeAnalyzer.h"
#include "llvm/Remarks/BitstreamRemarkSerializer.h"
#include "llvm/Support/raw_ostream.h"
#include "gtest/gtest.h"
#include <string>
// We need to supprt Windows paths as well. In order to have paths with the same
// length, use a different path according to the platform.
#ifdef _WIN32
#define EXTERNALFILETESTPATH "C:/externalfi"
#else
#define EXTERNALFILETESTPATH "/externalfile"
#endif
using namespace llvm;
static void checkAnalyze(StringRef Input, StringRef Expected) {
std::string OutputBuf;
raw_string_ostream OutputOS(OutputBuf);
BCDumpOptions O(OutputOS);
O.ShowBinaryBlobs = true;
BitcodeAnalyzer BA(Input);
EXPECT_FALSE(BA.analyze(O)); // Expect no errors.
EXPECT_EQ(OutputOS.str(), Expected);
}
static void check(remarks::SerializerMode Mode, const remarks::Remark &R,
StringRef ExpectedR, Optional<StringRef> ExpectedMeta,
Optional<remarks::StringTable> StrTab) {
// Emit the remark.
std::string InputBuf;
raw_string_ostream InputOS(InputBuf);
Expected<std::unique_ptr<remarks::RemarkSerializer>> MaybeSerializer = [&] {
if (StrTab)
return createRemarkSerializer(remarks::Format::Bitstream, Mode, InputOS,
std::move(*StrTab));
else
return createRemarkSerializer(remarks::Format::Bitstream, Mode, InputOS);
}();
EXPECT_FALSE(errorToBool(MaybeSerializer.takeError()));
std::unique_ptr<remarks::RemarkSerializer> Serializer =
std::move(*MaybeSerializer);
Serializer->emit(R);
// Analyze the serialized remark.
checkAnalyze(InputOS.str(), ExpectedR);
// Analyze the serialized metadata if it's not in standalone mode.
if (ExpectedMeta) {
std::string MetaBuf;
raw_string_ostream MetaOS(MetaBuf);
std::unique_ptr<remarks::MetaSerializer> MetaSerializer =
Serializer->metaSerializer(MetaOS, StringRef(EXTERNALFILETESTPATH));
MetaSerializer->emit();
checkAnalyze(MetaOS.str(), *ExpectedMeta);
}
}
static void check(const remarks::Remark &R, StringRef ExpectedR,
StringRef ExpectedMeta,
Optional<remarks::StringTable> StrTab = None) {
return check(remarks::SerializerMode::Separate, R, ExpectedR, ExpectedMeta,
std::move(StrTab));
}
static void checkStandalone(const remarks::Remark &R, StringRef ExpectedR,
Optional<remarks::StringTable> StrTab = None) {
return check(remarks::SerializerMode::Standalone, R, ExpectedR,
/*ExpectedMeta=*/None, std::move(StrTab));
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileNoOptionals) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=1 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=14 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileNoOptionalsSeparateStrTab) {
remarks::StringTable StrTab;
StrTab.add("function");
StrTab.add("pass");
StrTab.add("remark");
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=1 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=2 op2=1 op3=0/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=14 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'function\\x00pass\\x00remark\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n",
std::move(StrTab));
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileDebugLoc) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Loc.emplace();
R.Loc->SourceFilePath = "path";
R.Loc->SourceLine = 99;
R.Loc->SourceColumn = 55;
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=4 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
" <Remark debug location codeid=6 abbrevid=5 op0=3 op1=99 op2=55/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=15 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00path\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileHotness) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Hotness.emplace(999999999);
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=3 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
" <Remark hotness codeid=7 abbrevid=6 op0=999999999/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=14 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileArgNoDebugLoc) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Args.emplace_back();
R.Args.back().Key = "key";
R.Args.back().Val = "value";
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=2 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
" <Argument codeid=9 abbrevid=8 op0=3 op1=4/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=16 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00key\\x00value\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileArgDebugLoc) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Args.emplace_back();
R.Args.back().Key = "key";
R.Args.back().Val = "value";
R.Args.back().Loc.emplace();
R.Args.back().Loc->SourceFilePath = "path";
R.Args.back().Loc->SourceLine = 99;
R.Args.back().Loc->SourceColumn = 55;
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=4 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
" <Argument with debug location codeid=8 abbrevid=7 op0=3 op1=4 op2=5 "
"op3=99 op4=55/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=17 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00key\\x00value\\x00path\\x00'\n"
" <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, SeparateRemarkFileAll) {
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Loc.emplace();
R.Loc->SourceFilePath = "path";
R.Loc->SourceLine = 99;
R.Loc->SourceColumn = 55;
R.Hotness.emplace(999999999);
R.Args.emplace_back();
R.Args.back().Key = "key";
R.Args.back().Val = "value";
R.Args.back().Loc.emplace();
R.Args.back().Loc->SourceFilePath = "argpath";
R.Args.back().Loc->SourceLine = 11;
R.Args.back().Loc->SourceColumn = 66;
check(R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=3 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=1/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=8 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=0 op2=1 op3=2/>\n"
" <Remark debug location codeid=6 abbrevid=5 op0=3 op1=99 op2=55/>\n"
" <Remark hotness codeid=7 abbrevid=6 op0=999999999/>\n"
" <Argument with debug location codeid=8 abbrevid=7 op0=4 op1=5 op2=6 "
"op3=11 op4=66/>\n"
"</Remark>\n",
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=19 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=0/>\n"
" <String table codeid=3 abbrevid=5/> blob data = "
"'remark\\x00pass\\x00function\\x00path\\x00key\\x00value\\x00argpa"
"th\\x00'\n <External File codeid=4 abbrevid=6/> blob data = "
"'" EXTERNALFILETESTPATH"'\n"
"</Meta>\n");
}
TEST(BitstreamRemarkSerializer, Standalone) {
// Pre-populate the string table.
remarks::StringTable StrTab;
StrTab.add("pass");
StrTab.add("remark");
StrTab.add("function");
StrTab.add("path");
StrTab.add("key");
StrTab.add("value");
StrTab.add("argpath");
remarks::Remark R;
R.RemarkType = remarks::Type::Missed;
R.PassName = "pass";
R.RemarkName = "remark";
R.FunctionName = "function";
R.Loc.emplace();
R.Loc->SourceFilePath = "path";
R.Loc->SourceLine = 99;
R.Loc->SourceColumn = 55;
R.Hotness.emplace(999999999);
R.Args.emplace_back();
R.Args.back().Key = "key";
R.Args.back().Val = "value";
R.Args.back().Loc.emplace();
R.Args.back().Loc->SourceFilePath = "argpath";
R.Args.back().Loc->SourceLine = 11;
R.Args.back().Loc->SourceColumn = 66;
checkStandalone(
R,
"<BLOCKINFO_BLOCK/>\n"
"<Meta BlockID=8 NumWords=15 BlockCodeSize=3>\n"
" <Container info codeid=1 abbrevid=4 op0=0 op1=2/>\n"
" <Remark version codeid=2 abbrevid=5 op0=0/>\n"
" <String table codeid=3 abbrevid=6/> blob data = "
"'pass\\x00remark\\x00function\\x00path\\x00key\\x00value\\x00argpath\\x0"
"0'\n"
"</Meta>\n"
"<Remark BlockID=9 NumWords=8 BlockCodeSize=4>\n"
" <Remark header codeid=5 abbrevid=4 op0=2 op1=1 op2=0 op3=2/>\n"
" <Remark debug location codeid=6 abbrevid=5 op0=3 op1=99 op2=55/>\n"
" <Remark hotness codeid=7 abbrevid=6 op0=999999999/>\n"
" <Argument with debug location codeid=8 abbrevid=7 op0=4 op1=5 op2=6 "
"op3=11 op4=66/>\n"
"</Remark>\n",
std::move(StrTab));
}