[llvm] 6ea2f31 - Revert "[profile] Fix profile merging with binary IDs"

Petr Hosek via llvm-commits llvm-commits at lists.llvm.org
Fri Jul 30 14:33:09 PDT 2021


Author: Petr Hosek
Date: 2021-07-30T14:32:52-07:00
New Revision: 6ea2f31f3d7024c22c619956b13bafe945d11ca1

URL: https://github.com/llvm/llvm-project/commit/6ea2f31f3d7024c22c619956b13bafe945d11ca1
DIFF: https://github.com/llvm/llvm-project/commit/6ea2f31f3d7024c22c619956b13bafe945d11ca1.diff

LOG: Revert "[profile] Fix profile merging with binary IDs"

This reverts commit 89d6eb6f8c5d94093f30a5f37b193a2422491642, this
seemed to have break a few builders.

Added: 
    

Modified: 
    compiler-rt/include/profile/InstrProfData.inc
    compiler-rt/lib/profile/InstrProfilingBuffer.c
    compiler-rt/lib/profile/InstrProfilingMerge.c
    compiler-rt/test/profile/Linux/binary-id.c
    llvm/include/llvm/ProfileData/InstrProfData.inc
    llvm/lib/ProfileData/InstrProfReader.cpp

Removed: 
    


################################################################################
diff  --git a/compiler-rt/include/profile/InstrProfData.inc b/compiler-rt/include/profile/InstrProfData.inc
index cb2d6a60e5a6..2870c9ffb97f 100644
--- a/compiler-rt/include/profile/InstrProfData.inc
+++ b/compiler-rt/include/profile/InstrProfData.inc
@@ -127,7 +127,6 @@ INSTR_PROF_VALUE_NODE(PtrToNodeT, llvm::Type::getInt8PtrTy(Ctx), Next, \
 #endif
 INSTR_PROF_RAW_HEADER(uint64_t, Magic, __llvm_profile_get_magic())
 INSTR_PROF_RAW_HEADER(uint64_t, Version, __llvm_profile_get_version())
-INSTR_PROF_RAW_HEADER(uint64_t, BinaryIdsSize, __llvm_write_binary_ids(NULL))
 INSTR_PROF_RAW_HEADER(uint64_t, DataSize, DataSize)
 INSTR_PROF_RAW_HEADER(uint64_t, PaddingBytesBeforeCounters, PaddingBytesBeforeCounters)
 INSTR_PROF_RAW_HEADER(uint64_t, CountersSize, CountersSize)
@@ -137,6 +136,7 @@ INSTR_PROF_RAW_HEADER(uint64_t, CountersDelta,
                       (uintptr_t)CountersBegin - (uintptr_t)DataBegin)
 INSTR_PROF_RAW_HEADER(uint64_t, NamesDelta, (uintptr_t)NamesBegin)
 INSTR_PROF_RAW_HEADER(uint64_t, ValueKindLast, IPVK_Last)
+INSTR_PROF_RAW_HEADER(uint64_t, BinaryIdsSize, __llvm_write_binary_ids(NULL))
 #undef INSTR_PROF_RAW_HEADER
 /* INSTR_PROF_RAW_HEADER  end */
 
@@ -645,7 +645,7 @@ serializeValueProfDataFrom(ValueProfRecordClosure *Closure,
         (uint64_t)'f' << 16 | (uint64_t)'R' << 8 | (uint64_t)129
 
 /* Raw profile format version (start from 1). */
-#define INSTR_PROF_RAW_VERSION 7
+#define INSTR_PROF_RAW_VERSION 6
 /* Indexed profile format version (start from 1). */
 #define INSTR_PROF_INDEX_VERSION 7
 /* Coverage mapping format version (start from 0). */

diff  --git a/compiler-rt/lib/profile/InstrProfilingBuffer.c b/compiler-rt/lib/profile/InstrProfilingBuffer.c
index 68b4f5cd6f52..21fa7ba1ddd6 100644
--- a/compiler-rt/lib/profile/InstrProfilingBuffer.c
+++ b/compiler-rt/lib/profile/InstrProfilingBuffer.c
@@ -116,7 +116,7 @@ uint64_t __llvm_profile_get_size_for_buffer_internal(
       DataSize, CountersSize, NamesSize, &PaddingBytesBeforeCounters,
       &PaddingBytesAfterCounters, &PaddingBytesAfterNames);
 
-  return sizeof(__llvm_profile_header) + __llvm_write_binary_ids(NULL) +
+  return sizeof(__llvm_profile_header) +
          (DataSize * sizeof(__llvm_profile_data)) + PaddingBytesBeforeCounters +
          (CountersSize * sizeof(uint64_t)) + PaddingBytesAfterCounters +
          NamesSize + PaddingBytesAfterNames;

diff  --git a/compiler-rt/lib/profile/InstrProfilingMerge.c b/compiler-rt/lib/profile/InstrProfilingMerge.c
index 674b1898b046..d54689ecb457 100644
--- a/compiler-rt/lib/profile/InstrProfilingMerge.c
+++ b/compiler-rt/lib/profile/InstrProfilingMerge.c
@@ -22,7 +22,6 @@ void (*VPMergeHook)(ValueProfData *, __llvm_profile_data *);
 COMPILER_RT_VISIBILITY
 uint64_t lprofGetLoadModuleSignature() {
   /* A very fast way to compute a module signature.  */
-  uint64_t Version = __llvm_profile_get_version();
   uint64_t CounterSize = (uint64_t)(__llvm_profile_end_counters() -
                                     __llvm_profile_begin_counters());
   uint64_t DataSize = __llvm_profile_get_data_size(__llvm_profile_begin_data(),
@@ -34,7 +33,7 @@ uint64_t lprofGetLoadModuleSignature() {
   const __llvm_profile_data *FirstD = __llvm_profile_begin_data();
 
   return (NamesSize << 40) + (CounterSize << 30) + (DataSize << 20) +
-         (NumVnodes << 10) + (DataSize > 0 ? FirstD->NameRef : 0) + Version;
+         (NumVnodes << 10) + (DataSize > 0 ? FirstD->NameRef : 0);
 }
 
 /* Returns 1 if profile is not structurally compatible.  */
@@ -45,8 +44,7 @@ int __llvm_profile_check_compatibility(const char *ProfileData,
   __llvm_profile_header *Header = (__llvm_profile_header *)ProfileData;
   __llvm_profile_data *SrcDataStart, *SrcDataEnd, *SrcData, *DstData;
   SrcDataStart =
-      (__llvm_profile_data *)(ProfileData + sizeof(__llvm_profile_header) +
-                              Header->BinaryIdsSize);
+      (__llvm_profile_data *)(ProfileData + sizeof(__llvm_profile_header));
   SrcDataEnd = SrcDataStart + Header->DataSize;
 
   if (ProfileSize < sizeof(__llvm_profile_header))
@@ -65,7 +63,7 @@ int __llvm_profile_check_compatibility(const char *ProfileData,
       Header->ValueKindLast != IPVK_Last)
     return 1;
 
-  if (ProfileSize < sizeof(__llvm_profile_header) + Header->BinaryIdsSize +
+  if (ProfileSize < sizeof(__llvm_profile_header) +
                         Header->DataSize * sizeof(__llvm_profile_data) +
                         Header->NamesSize + Header->CountersSize)
     return 1;
@@ -102,8 +100,7 @@ int __llvm_profile_merge_from_buffer(const char *ProfileData,
   uintptr_t CountersDelta = Header->CountersDelta;
 
   SrcDataStart =
-      (__llvm_profile_data *)(ProfileData + sizeof(__llvm_profile_header) +
-                              Header->BinaryIdsSize);
+      (__llvm_profile_data *)(ProfileData + sizeof(__llvm_profile_header));
   SrcDataEnd = SrcDataStart + Header->DataSize;
   SrcCountersStart = (uint64_t *)SrcDataEnd;
   SrcNameStart = (const char *)(SrcCountersStart + Header->CountersSize);

diff  --git a/compiler-rt/test/profile/Linux/binary-id.c b/compiler-rt/test/profile/Linux/binary-id.c
index 04f54b57a075..e165283718cb 100644
--- a/compiler-rt/test/profile/Linux/binary-id.c
+++ b/compiler-rt/test/profile/Linux/binary-id.c
@@ -10,13 +10,6 @@
 // RUN: llvm-profdata show --binary-ids  %t.profraw > %t.profraw.out
 // RUN: FileCheck %s --check-prefix=BINARY-ID-RAW-PROF < %t.profraw.out
 
-// RUN: rm -rf %t.profdir
-// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
-// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
-// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
-// RUN: llvm-profdata show --binary-ids  %t.profdir/default_*.profraw > %t.profraw.out
-// RUN: FileCheck %s --check-prefix=BINARY-ID-MERGE-PROF < %t.profraw.out
-
 void foo() {
 }
 
@@ -41,10 +34,3 @@ int main() {
 // BINARY-ID-RAW-PROF-NEXT: Maximum internal block count: 0
 // BINARY-ID-RAW-PROF-NEXT: Binary IDs:
 // BINARY-ID-RAW-PROF-NEXT: {{[0-9a-f]+}}
-
-// BINARY-ID-MERGE-PROF: Instrumentation level: Front-end
-// BINARY-ID-MERGE-PROF-NEXT: Total functions: 3
-// BINARY-ID-MERGE-PROF-NEXT: Maximum function count: 3
-// BINARY-ID-MERGE-PROF-NEXT: Maximum internal block count: 0
-// BINARY-ID-MERGE-PROF-NEXT: Binary IDs:
-// BINARY-ID-MERGE-PROF-NEXT: {{[0-9a-f]+}}

diff  --git a/llvm/include/llvm/ProfileData/InstrProfData.inc b/llvm/include/llvm/ProfileData/InstrProfData.inc
index cb2d6a60e5a6..2870c9ffb97f 100644
--- a/llvm/include/llvm/ProfileData/InstrProfData.inc
+++ b/llvm/include/llvm/ProfileData/InstrProfData.inc
@@ -127,7 +127,6 @@ INSTR_PROF_VALUE_NODE(PtrToNodeT, llvm::Type::getInt8PtrTy(Ctx), Next, \
 #endif
 INSTR_PROF_RAW_HEADER(uint64_t, Magic, __llvm_profile_get_magic())
 INSTR_PROF_RAW_HEADER(uint64_t, Version, __llvm_profile_get_version())
-INSTR_PROF_RAW_HEADER(uint64_t, BinaryIdsSize, __llvm_write_binary_ids(NULL))
 INSTR_PROF_RAW_HEADER(uint64_t, DataSize, DataSize)
 INSTR_PROF_RAW_HEADER(uint64_t, PaddingBytesBeforeCounters, PaddingBytesBeforeCounters)
 INSTR_PROF_RAW_HEADER(uint64_t, CountersSize, CountersSize)
@@ -137,6 +136,7 @@ INSTR_PROF_RAW_HEADER(uint64_t, CountersDelta,
                       (uintptr_t)CountersBegin - (uintptr_t)DataBegin)
 INSTR_PROF_RAW_HEADER(uint64_t, NamesDelta, (uintptr_t)NamesBegin)
 INSTR_PROF_RAW_HEADER(uint64_t, ValueKindLast, IPVK_Last)
+INSTR_PROF_RAW_HEADER(uint64_t, BinaryIdsSize, __llvm_write_binary_ids(NULL))
 #undef INSTR_PROF_RAW_HEADER
 /* INSTR_PROF_RAW_HEADER  end */
 
@@ -645,7 +645,7 @@ serializeValueProfDataFrom(ValueProfRecordClosure *Closure,
         (uint64_t)'f' << 16 | (uint64_t)'R' << 8 | (uint64_t)129
 
 /* Raw profile format version (start from 1). */
-#define INSTR_PROF_RAW_VERSION 7
+#define INSTR_PROF_RAW_VERSION 6
 /* Indexed profile format version (start from 1). */
 #define INSTR_PROF_INDEX_VERSION 7
 /* Coverage mapping format version (start from 0). */

diff  --git a/llvm/lib/ProfileData/InstrProfReader.cpp b/llvm/lib/ProfileData/InstrProfReader.cpp
index d7b8844ff6fb..f619ad0c8283 100644
--- a/llvm/lib/ProfileData/InstrProfReader.cpp
+++ b/llvm/lib/ProfileData/InstrProfReader.cpp
@@ -366,7 +366,6 @@ Error RawInstrProfReader<IntPtrT>::readHeader(
   if (GET_VERSION(Version) != RawInstrProf::Version)
     return error(instrprof_error::unsupported_version);
 
-  BinaryIdsSize = swap(Header.BinaryIdsSize);
   CountersDelta = swap(Header.CountersDelta);
   NamesDelta = swap(Header.NamesDelta);
   auto DataSize = swap(Header.DataSize);
@@ -375,6 +374,7 @@ Error RawInstrProfReader<IntPtrT>::readHeader(
   auto PaddingBytesAfterCounters = swap(Header.PaddingBytesAfterCounters);
   NamesSize = swap(Header.NamesSize);
   ValueKindLast = swap(Header.ValueKindLast);
+  BinaryIdsSize = swap(Header.BinaryIdsSize);
 
   auto DataSizeInBytes = DataSize * sizeof(RawInstrProf::ProfileData<IntPtrT>);
   auto PaddingSize = getNumPaddingBytes(NamesSize);


        


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