[llvm] r255523 - [PGO] Value profiling text format reader/writer support
Xinliang David Li via llvm-commits
llvm-commits at lists.llvm.org
Tue Dec 15 13:49:13 PST 2015
Probably from internal padding bytes. Will be fixed soon.
David
On Tue, Dec 15, 2015 at 1:07 PM, Xinliang David Li <davidxl at google.com> wrote:
> Very nice -- this is certainly very helpful ..
>
> David
>
> On Tue, Dec 15, 2015 at 12:58 PM, Evgenii Stepanov
> <eugeni.stepanov at gmail.com> wrote:
>> Maybe this would help?
>>
>> Uninitialized bytes in __interceptor_write at offset 276 inside
>> [0x74000000e000, 864)
>> ==145927==WARNING: MemorySanitizer: use-of-uninitialized-value
>> #0 0x955319 in llvm::raw_fd_ostream::write_impl(char const*,
>> unsigned long) /code/llvm/lib/Support/raw_ostream.cpp:575:13
>> #1 0x95562b in flush_nonempty /code/llvm/lib/Support/raw_ostream.cpp:273:3
>> #2 0x95562b in flush /code/llvm/include/llvm/Support/raw_ostream.h:136
>> #3 0x95562b in llvm::raw_fd_ostream::seek(unsigned long)
>> /code/llvm/lib/Support/raw_ostream.cpp:626
>> #4 0x84e025 in llvm::InstrProfWriter::write(llvm::raw_fd_ostream&)
>> /code/llvm/lib/ProfileData/InstrProfWriter.cpp:170:3
>> #5 0x48fea4 in mergeInstrProfile
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:129:5
>> #6 0x48fea4 in merge_main(int, char const**)
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:200
>> #7 0x489af5 in main /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:379:14
>> #8 0x7f4c2aec0ec4 in __libc_start_main
>> (/lib/x86_64-linux-gnu/libc.so.6+0x21ec4)
>> #9 0x41edf6 in _start (/code/build-llvm-msan/bin/llvm-profdata+0x41edf6)
>>
>> Uninitialized value was stored to memory at
>> #0 0x43c077 in __msan_memcpy
>> /code/llvm/projects/compiler-rt/lib/msan/msan_interceptors.cc:1491:3
>> #1 0x94f6cc in copy_to_buffer /code/llvm/lib/Support/raw_ostream.cpp:351:5
>> #2 0x94f6cc in llvm::raw_ostream::write(char const*, unsigned
>> long) /code/llvm/lib/Support/raw_ostream.cpp:334
>> #3 0x84ad52 in EmitData /code/llvm/lib/ProfileData/InstrProfWriter.cpp:85:7
>> #4 0x84ad52 in Emit /code/llvm/include/llvm/Support/OnDiskHashTable.h:183
>> #5 0x84ad52 in Emit /code/llvm/include/llvm/Support/OnDiskHashTable.h:145
>> #6 0x84ad52 in
>> llvm::InstrProfWriter::writeImpl(llvm::raw_ostream&)
>> /code/llvm/lib/ProfileData/InstrProfWriter.cpp:159
>> #7 0x84dfd6 in llvm::InstrProfWriter::write(llvm::raw_fd_ostream&)
>> /code/llvm/lib/ProfileData/InstrProfWriter.cpp:166:21
>> #8 0x48fea4 in mergeInstrProfile
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:129:5
>> #9 0x48fea4 in merge_main(int, char const**)
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:200
>> #10 0x489af5 in main /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:379:14
>> #11 0x7f4c2aec0ec4 in __libc_start_main
>> (/lib/x86_64-linux-gnu/libc.so.6+0x21ec4)
>>
>> Uninitialized value was created by a heap allocation
>> #0 0x488ca2 in operator new(unsigned long)
>> /code/llvm/projects/compiler-rt/lib/msan/msan_new_delete.cc:35:35
>> #1 0x8154c9 in llvm::allocValueProfDataInstrProf(unsigned long)
>> /code/llvm/lib/ProfileData/InstrProf.cpp:205:33
>> #2 0x8141f1 in
>> llvm::serializeValueProfDataFrom(llvm::ValueProfRecordClosure*,
>> llvm::ValueProfData*)
>> /code/llvm/include/llvm/ProfileData/InstrProfData.inc:504:27
>> #3 0x81579d in
>> llvm::ValueProfData::serializeFrom(llvm::InstrProfRecord const&)
>> /code/llvm/lib/ProfileData/InstrProf.cpp:232:7
>> #4 0x84ac71 in EmitData /code/llvm/lib/ProfileData/InstrProfWriter.cpp:82:11
>> #5 0x84ac71 in Emit /code/llvm/include/llvm/Support/OnDiskHashTable.h:183
>> #6 0x84ac71 in Emit /code/llvm/include/llvm/Support/OnDiskHashTable.h:145
>> #7 0x84ac71 in
>> llvm::InstrProfWriter::writeImpl(llvm::raw_ostream&)
>> /code/llvm/lib/ProfileData/InstrProfWriter.cpp:159
>> #8 0x84dfd6 in llvm::InstrProfWriter::write(llvm::raw_fd_ostream&)
>> /code/llvm/lib/ProfileData/InstrProfWriter.cpp:166:21
>> #9 0x48fea4 in mergeInstrProfile
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:129:5
>> #10 0x48fea4 in merge_main(int, char const**)
>> /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:200
>> #11 0x489af5 in main /code/llvm/tools/llvm-profdata/llvm-profdata.cpp:379:14
>> #12 0x7f4c2aec0ec4 in __libc_start_main
>> (/lib/x86_64-linux-gnu/libc.so.6+0x21ec4)
>>
>> On Tue, Dec 15, 2015 at 12:03 PM, Xinliang David Li <davidxl at google.com> wrote:
>>> My change is not directly related to the place where msan complains
>>> about -- it either triggers an existing bug in raw_ostream
>>> implementation or a bug in msan (false positive).
>>>
>>> The reported uninitialized error is on a buffer to be flushed out
>>> (triggered by a seek call by the InstrProf writer). I don't see how
>>> the buffer can be 'uninitialized'. Can you help find the root cause of
>>> the issue?
>>>
>>> thanks,
>>>
>>> David
>>>
>>> On Tue, Dec 15, 2015 at 11:27 AM, Evgenii Stepanov
>>> <eugeni.stepanov at gmail.com> wrote:
>>>> Hi David,
>>>>
>>>> I think your change caused this failure:
>>>> http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap/builds/10349/steps/check-llvm%20msan/logs/stdio
>>>>
>>>> On Mon, Dec 14, 2015 at 10:44 AM, Xinliang David Li via llvm-commits
>>>> <llvm-commits at lists.llvm.org> wrote:
>>>>> Author: davidxl
>>>>> Date: Mon Dec 14 12:44:01 2015
>>>>> New Revision: 255523
>>>>>
>>>>> URL: http://llvm.org/viewvc/llvm-project?rev=255523&view=rev
>>>>> Log:
>>>>> [PGO] Value profiling text format reader/writer support
>>>>>
>>>>> This patch adds the missing functionality in parsable
>>>>> text format support for value profiling.
>>>>>
>>>>> Differential Revision: http://reviews.llvm.org/D15212
>>>>>
>>>>>
>>>>> Added:
>>>>> llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform.proftext
>>>>> llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform2.proftext
>>>>> llvm/trunk/test/tools/llvm-profdata/Inputs/vp-truncate.proftext
>>>>> llvm/trunk/test/tools/llvm-profdata/value-prof.proftext
>>>>> Modified:
>>>>> llvm/trunk/include/llvm/ProfileData/InstrProfReader.h
>>>>> llvm/trunk/lib/ProfileData/InstrProfReader.cpp
>>>>> llvm/trunk/lib/ProfileData/InstrProfWriter.cpp
>>>>> llvm/trunk/test/tools/llvm-profdata/text-format-errors.test
>>>>>
>>>>> Modified: llvm/trunk/include/llvm/ProfileData/InstrProfReader.h
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ProfileData/InstrProfReader.h?rev=255523&r1=255522&r2=255523&view=diff
>>>>> ==============================================================================
>>>>> --- llvm/trunk/include/llvm/ProfileData/InstrProfReader.h (original)
>>>>> +++ llvm/trunk/include/llvm/ProfileData/InstrProfReader.h Mon Dec 14 12:44:01 2015
>>>>> @@ -106,8 +106,13 @@ private:
>>>>> /// Iterator over the profile data.
>>>>> line_iterator Line;
>>>>>
>>>>> + // String table for holding a unique copy of all the strings in the profile.
>>>>> + InstrProfStringTable StringTable;
>>>>> +
>>>>> TextInstrProfReader(const TextInstrProfReader &) = delete;
>>>>> TextInstrProfReader &operator=(const TextInstrProfReader &) = delete;
>>>>> + std::error_code readValueProfileData(InstrProfRecord &Record);
>>>>> +
>>>>> public:
>>>>> TextInstrProfReader(std::unique_ptr<MemoryBuffer> DataBuffer_)
>>>>> : DataBuffer(std::move(DataBuffer_)), Line(*DataBuffer, true, '#') {}
>>>>>
>>>>> Modified: llvm/trunk/lib/ProfileData/InstrProfReader.cpp
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ProfileData/InstrProfReader.cpp?rev=255523&r1=255522&r2=255523&view=diff
>>>>> ==============================================================================
>>>>> --- llvm/trunk/lib/ProfileData/InstrProfReader.cpp (original)
>>>>> +++ llvm/trunk/lib/ProfileData/InstrProfReader.cpp Mon Dec 14 12:44:01 2015
>>>>> @@ -109,6 +109,68 @@ bool TextInstrProfReader::hasFormat(cons
>>>>> [](char c) { return ::isprint(c) || ::isspace(c); });
>>>>> }
>>>>>
>>>>> +std::error_code
>>>>> +TextInstrProfReader::readValueProfileData(InstrProfRecord &Record) {
>>>>> +
>>>>> +#define CHECK_LINE_END(Line) \
>>>>> + if (Line.is_at_end()) \
>>>>> + return error(instrprof_error::truncated);
>>>>> +#define READ_NUM(Str, Dst) \
>>>>> + if ((Str).getAsInteger(10, (Dst))) \
>>>>> + return error(instrprof_error::malformed);
>>>>> +#define VP_READ_ADVANCE(Val) \
>>>>> + CHECK_LINE_END(Line); \
>>>>> + uint32_t Val; \
>>>>> + READ_NUM((*Line), (Val)); \
>>>>> + Line++;
>>>>> +
>>>>> + if (Line.is_at_end())
>>>>> + return success();
>>>>> + uint32_t NumValueKinds;
>>>>> + if (Line->getAsInteger(10, NumValueKinds)) {
>>>>> + // No value profile data
>>>>> + return success();
>>>>> + }
>>>>> + if (NumValueKinds == 0 || NumValueKinds > IPVK_Last + 1)
>>>>> + return error(instrprof_error::malformed);
>>>>> + Line++;
>>>>> +
>>>>> + for (uint32_t VK = 0; VK < NumValueKinds; VK++) {
>>>>> + VP_READ_ADVANCE(ValueKind);
>>>>> + if (ValueKind > IPVK_Last)
>>>>> + return error(instrprof_error::malformed);
>>>>> + VP_READ_ADVANCE(NumValueSites);
>>>>> + if (!NumValueSites)
>>>>> + continue;
>>>>> +
>>>>> + Record.reserveSites(VK, NumValueSites);
>>>>> + for (uint32_t S = 0; S < NumValueSites; S++) {
>>>>> + VP_READ_ADVANCE(NumValueData);
>>>>> +
>>>>> + std::vector<InstrProfValueData> CurrentValues;
>>>>> + for (uint32_t V = 0; V < NumValueData; V++) {
>>>>> + CHECK_LINE_END(Line);
>>>>> + std::pair<StringRef, StringRef> VD = Line->split(':');
>>>>> + uint64_t TakenCount, Value;
>>>>> + READ_NUM(VD.second, TakenCount);
>>>>> + if (VK == IPVK_IndirectCallTarget)
>>>>> + Value = (uint64_t)StringTable.insertString(VD.first);
>>>>> + else {
>>>>> + READ_NUM(VD.first, Value);
>>>>> + }
>>>>> + CurrentValues.push_back({Value, TakenCount});
>>>>> + Line++;
>>>>> + }
>>>>> + Record.addValueData(VK, S, CurrentValues.data(), NumValueData, nullptr);
>>>>> + }
>>>>> + }
>>>>> + return success();
>>>>> +
>>>>> +#undef CHECK_LINE_END
>>>>> +#undef READ_NUM
>>>>> +#undef VP_READ_ADVANCE
>>>>> +}
>>>>> +
>>>>> std::error_code TextInstrProfReader::readNextRecord(InstrProfRecord &Record) {
>>>>> // Skip empty lines and comments.
>>>>> while (!Line.is_at_end() && (Line->empty() || Line->startswith("#")))
>>>>> @@ -147,6 +209,10 @@ std::error_code TextInstrProfReader::rea
>>>>> Record.Counts.push_back(Count);
>>>>> }
>>>>>
>>>>> + // Check if value profile data exists and read it if so.
>>>>> + if (std::error_code EC = readValueProfileData(Record))
>>>>> + return EC;
>>>>> +
>>>>> return success();
>>>>> }
>>>>>
>>>>>
>>>>> Modified: llvm/trunk/lib/ProfileData/InstrProfWriter.cpp
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ProfileData/InstrProfWriter.cpp?rev=255523&r1=255522&r2=255523&view=diff
>>>>> ==============================================================================
>>>>> --- llvm/trunk/lib/ProfileData/InstrProfWriter.cpp (original)
>>>>> +++ llvm/trunk/lib/ProfileData/InstrProfWriter.cpp Mon Dec 14 12:44:01 2015
>>>>> @@ -172,15 +172,47 @@ void InstrProfWriter::write(raw_fd_ostre
>>>>> endian::Writer<little>(OS).write<uint64_t>(TableStart.second);
>>>>> }
>>>>>
>>>>> +static const char *ValueProfKindStr[] = {
>>>>> +#define VALUE_PROF_KIND(Enumerator, Value) #Enumerator,
>>>>> +#include "llvm/ProfileData/InstrProfData.inc"
>>>>> +};
>>>>> +
>>>>> void InstrProfWriter::writeRecordInText(const InstrProfRecord &Func,
>>>>> raw_fd_ostream &OS) {
>>>>> OS << Func.Name << "\n";
>>>>> OS << "# Func Hash:\n" << Func.Hash << "\n";
>>>>> - OS << "# Num Counters:\n" <<Func.Counts.size() << "\n";
>>>>> + OS << "# Num Counters:\n" << Func.Counts.size() << "\n";
>>>>> OS << "# Counter Values:\n";
>>>>> for (uint64_t Count : Func.Counts)
>>>>> OS << Count << "\n";
>>>>>
>>>>> + uint32_t NumValueKinds = Func.getNumValueKinds();
>>>>> + if (!NumValueKinds) {
>>>>> + OS << "\n";
>>>>> + return;
>>>>> + }
>>>>> +
>>>>> + OS << "# Num Value Kinds:\n" << Func.getNumValueKinds() << "\n";
>>>>> + for (uint32_t VK = 0; VK < IPVK_Last + 1; VK++) {
>>>>> + uint32_t NS = Func.getNumValueSites(VK);
>>>>> + if (!NS)
>>>>> + continue;
>>>>> + OS << "# ValueKind = " << ValueProfKindStr[VK] << ":\n" << VK << "\n";
>>>>> + OS << "# NumValueSites:\n" << NS << "\n";
>>>>> + for (uint32_t S = 0; S < NS; S++) {
>>>>> + uint32_t ND = Func.getNumValueDataForSite(VK, S);
>>>>> + OS << ND << "\n";
>>>>> + std::unique_ptr<InstrProfValueData[]> VD = Func.getValueForSite(VK, S);
>>>>> + for (uint32_t I = 0; I < ND; I++) {
>>>>> + if (VK == IPVK_IndirectCallTarget)
>>>>> + OS << reinterpret_cast<const char *>(VD[I].Value) << ":"
>>>>> + << VD[I].Count << "\n";
>>>>> + else
>>>>> + OS << VD[I].Value << ":" << VD[I].Count << "\n";
>>>>> + }
>>>>> + }
>>>>> + }
>>>>> +
>>>>> OS << "\n";
>>>>> }
>>>>>
>>>>>
>>>>> Added: llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform.proftext
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform.proftext?rev=255523&view=auto
>>>>> ==============================================================================
>>>>> --- llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform.proftext (added)
>>>>> +++ llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform.proftext Mon Dec 14 12:44:01 2015
>>>>> @@ -0,0 +1,42 @@
>>>>> +foo
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +999000
>>>>> +359800
>>>>> +
>>>>> +foo2
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +1001000
>>>>> +360200
>>>>> +
>>>>> +main
>>>>> +# Func Hash:
>>>>> +16650
>>>>> +# Num Counters:
>>>>> +4
>>>>> +# Counter Values:
>>>>> +2
>>>>> +2000
>>>>> +2000000
>>>>> +999000
>>>>> +# NumValueKinds
>>>>> +1
>>>>> +# Value Kind IPVK_IndirectCallTarget
>>>>> +0
>>>>> +# NumSites
>>>>> +3
>>>>> +# Values for each site
>>>>> +0
>>>>> +2
>>>>> +# !!!! Malformed Value/Count pair
>>>>> +foo+100
>>>>> +foo2:1000
>>>>> +1
>>>>> +foo2:20000
>>>>>
>>>>> Added: llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform2.proftext
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform2.proftext?rev=255523&view=auto
>>>>> ==============================================================================
>>>>> --- llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform2.proftext (added)
>>>>> +++ llvm/trunk/test/tools/llvm-profdata/Inputs/vp-malform2.proftext Mon Dec 14 12:44:01 2015
>>>>> @@ -0,0 +1,32 @@
>>>>> +foo
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +999000
>>>>> +359800
>>>>> +
>>>>> +main
>>>>> +# Func Hash:
>>>>> +16650
>>>>> +# Num Counters:
>>>>> +4
>>>>> +# Counter Values:
>>>>> +2
>>>>> +2000
>>>>> +2000000
>>>>> +999000
>>>>> +# NumValueKinds
>>>>> +1
>>>>> +# Value Kind IPVK_IndirectCallTarget
>>>>> +0
>>>>> +# NumSites
>>>>> +3
>>>>> +# Values for each site
>>>>> +0
>>>>> +# !! Malformed value site, missing one value
>>>>> +2
>>>>> +foo:100
>>>>> +1
>>>>> +foo2:20000
>>>>>
>>>>> Added: llvm/trunk/test/tools/llvm-profdata/Inputs/vp-truncate.proftext
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/Inputs/vp-truncate.proftext?rev=255523&view=auto
>>>>> ==============================================================================
>>>>> --- llvm/trunk/test/tools/llvm-profdata/Inputs/vp-truncate.proftext (added)
>>>>> +++ llvm/trunk/test/tools/llvm-profdata/Inputs/vp-truncate.proftext Mon Dec 14 12:44:01 2015
>>>>> @@ -0,0 +1,36 @@
>>>>> +foo
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +999000
>>>>> +359800
>>>>> +
>>>>> +foo2
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +1001000
>>>>> +360200
>>>>> +
>>>>> +main
>>>>> +# Func Hash:
>>>>> +16650
>>>>> +# Num Counters:
>>>>> +4
>>>>> +# Counter Values:
>>>>> +2
>>>>> +2000
>>>>> +2000000
>>>>> +999000
>>>>> +# NumValueKinds
>>>>> +1
>>>>> +# Value Kind IPVK_IndirectCallTarget
>>>>> +0
>>>>> +# NumSites
>>>>> +3
>>>>> +# Values for each site
>>>>> +0
>>>>>
>>>>> Modified: llvm/trunk/test/tools/llvm-profdata/text-format-errors.test
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/text-format-errors.test?rev=255523&r1=255522&r2=255523&view=diff
>>>>> ==============================================================================
>>>>> --- llvm/trunk/test/tools/llvm-profdata/text-format-errors.test (original)
>>>>> +++ llvm/trunk/test/tools/llvm-profdata/text-format-errors.test Mon Dec 14 12:44:01 2015
>>>>> @@ -18,3 +18,12 @@ NO-COUNTS: error: {{.*}}no-counts.profte
>>>>> RUN: not llvm-profdata show %p/Inputs/text-format-errors.text.bin 2>&1 | FileCheck %s --check-prefix=BINARY
>>>>> BINARY: error: {{.+}}: Unrecognized instrumentation profile encoding format
>>>>> BINARY: Perhaps you forgot to use the -sample option?
>>>>> +
>>>>> +5- Detect malformed value profile data
>>>>> +RUN: not llvm-profdata show %p/Inputs/vp-malform.proftext 2>&1 | FileCheck %s --check-prefix=VP
>>>>> +RUN: not llvm-profdata show %p/Inputs/vp-malform2.proftext 2>&1 | FileCheck %s --check-prefix=VP
>>>>> +VP: Malformed instrumentation profile data
>>>>> +
>>>>> +6- Detect truncated value profile data
>>>>> +RUN: not llvm-profdata show %p/Inputs/vp-truncate.proftext 2>&1 | FileCheck %s --check-prefix=VPTRUNC
>>>>> +VPTRUNC: Truncated profile data
>>>>>
>>>>> Added: llvm/trunk/test/tools/llvm-profdata/value-prof.proftext
>>>>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/value-prof.proftext?rev=255523&view=auto
>>>>> ==============================================================================
>>>>> --- llvm/trunk/test/tools/llvm-profdata/value-prof.proftext (added)
>>>>> +++ llvm/trunk/test/tools/llvm-profdata/value-prof.proftext Mon Dec 14 12:44:01 2015
>>>>> @@ -0,0 +1,61 @@
>>>>> +# RUN: llvm-profdata show -ic-targets -all-functions %s | FileCheck %s --check-prefix=IC
>>>>> +# RUN: llvm-profdata show -ic-targets -counts -text -all-functions %s | FileCheck %s --check-prefix=ICTEXT
>>>>> +# RUN: llvm-profdata merge -o %t.profdata %s
>>>>> +# RUN: llvm-profdata show -ic-targets -all-functions %t.profdata | FileCheck %s --check-prefix=IC
>>>>> +
>>>>> +foo
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +999000
>>>>> +359800
>>>>> +
>>>>> +foo2
>>>>> +# Func Hash:
>>>>> +10
>>>>> +# Num Counters:
>>>>> +2
>>>>> +# Counter Values:
>>>>> +1001000
>>>>> +360200
>>>>> +
>>>>> +main
>>>>> +# Func Hash:
>>>>> +16650
>>>>> +# Num Counters:
>>>>> +4
>>>>> +# Counter Values:
>>>>> +2
>>>>> +2000
>>>>> +2000000
>>>>> +999000
>>>>> +# NumValueKinds
>>>>> +1
>>>>> +# Value Kind IPVK_IndirectCallTarget
>>>>> +0
>>>>> +# NumSites
>>>>> +3
>>>>> +# Values for each site
>>>>> +0
>>>>> +2
>>>>> +foo:100
>>>>> +foo2:1000
>>>>> +1
>>>>> +foo2:20000
>>>>> +
>>>>> +#IC: Indirect Call Site Count: 3
>>>>> +#IC-NEXT: Indirect Target Results:
>>>>> +#IC-NEXT: [ 1, foo, 100 ]
>>>>> +#IC-NEXT: [ 1, foo2, 1000 ]
>>>>> +#IC-NEXT: [ 2, foo2, 20000 ]
>>>>> +
>>>>> +#ICTEXT: foo:100
>>>>> +#ICTEXT-NEXT: foo2:1000
>>>>> +#ICTEXT-NEXT: 1
>>>>> +#ICTEXT-NEXT: foo2:20000
>>>>> +# RUN: llvm-profdata show -ic-targets -all-functions %s | FileCheck %s --check-prefix=IC
>>>>> +# RUN: llvm-profdata show -ic-targets -counts -text -all-functions %s | FileCheck %s --check-prefix=ICTEXT
>>>>> +# RUN: llvm-profdata merge -o %t.profdata %s
>>>>> +# RUN: llvm-profdata show -ic-targets -all-functions %t.profdata | FileCheck %s --check-prefix=IC
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> llvm-commits mailing list
>>>>> llvm-commits at lists.llvm.org
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