Restoring authorship annotation for <shadchin@yandex-team.ru>. Commit 1 of 2.

1 files changed, 81 insertions, 81 deletions

diff --git a/contrib/libs/llvm12/lib/Analysis/AliasAnalysis.cpp b/contrib/libs/llvm12/lib/Analysis/AliasAnalysis.cpp
index fae7a84332..aa1078a233 100644
--- a/contrib/libs/llvm12/lib/Analysis/AliasAnalysis.cpp
+++ b/contrib/libs/llvm12/lib/Analysis/AliasAnalysis.cpp
@@ -24,7 +24,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Analysis/AliasAnalysis.h"
-#include "llvm/ADT/Statistic.h"
+#include "llvm/ADT/Statistic.h" 
 #include "llvm/Analysis/BasicAliasAnalysis.h"
 #include "llvm/Analysis/CFLAndersAliasAnalysis.h"
 #include "llvm/Analysis/CFLSteensAliasAnalysis.h"
@@ -55,17 +55,17 @@
 #include <functional>
 #include <iterator>
 
-#define DEBUG_TYPE "aa"
-
+#define DEBUG_TYPE "aa" 
+ 
 using namespace llvm;
 
-STATISTIC(NumNoAlias,   "Number of NoAlias results");
-STATISTIC(NumMayAlias,  "Number of MayAlias results");
-STATISTIC(NumMustAlias, "Number of MustAlias results");
-
+STATISTIC(NumNoAlias,   "Number of NoAlias results"); 
+STATISTIC(NumMayAlias,  "Number of MayAlias results"); 
+STATISTIC(NumMustAlias, "Number of MustAlias results"); 
+ 
 /// Allow disabling BasicAA from the AA results. This is particularly useful
 /// when testing to isolate a single AA implementation.
-cl::opt<bool> DisableBasicAA("disable-basic-aa", cl::Hidden, cl::init(false));
+cl::opt<bool> DisableBasicAA("disable-basic-aa", cl::Hidden, cl::init(false)); 
 
 AAResults::AAResults(AAResults &&Arg)
     : TLI(Arg.TLI), AAs(std::move(Arg.AAs)), AADeps(std::move(Arg.AADeps)) {
@@ -116,25 +116,25 @@ AliasResult AAResults::alias(const MemoryLocation &LocA,
 
 AliasResult AAResults::alias(const MemoryLocation &LocA,
                              const MemoryLocation &LocB, AAQueryInfo &AAQI) {
-  AliasResult Result = MayAlias;
-
-  Depth++;
+  AliasResult Result = MayAlias; 
+ 
+  Depth++; 
   for (const auto &AA : AAs) {
-    Result = AA->alias(LocA, LocB, AAQI);
+    Result = AA->alias(LocA, LocB, AAQI); 
     if (Result != MayAlias)
-      break;
-  }
-  Depth--;
-
-  if (Depth == 0) {
-    if (Result == NoAlias)
-      ++NumNoAlias;
-    else if (Result == MustAlias)
-      ++NumMustAlias;
-    else
-      ++NumMayAlias;
+      break; 
   }
-  return Result;
+  Depth--; 
+ 
+  if (Depth == 0) { 
+    if (Result == NoAlias) 
+      ++NumNoAlias; 
+    else if (Result == MustAlias) 
+      ++NumMustAlias; 
+    else 
+      ++NumMayAlias; 
+  } 
+  return Result; 
 }
 
 bool AAResults::pointsToConstantMemory(const MemoryLocation &Loc,
@@ -234,7 +234,7 @@ ModRefInfo AAResults::getModRefInfo(const CallBase *Call,
         unsigned ArgIdx = std::distance(Call->arg_begin(), AI);
         MemoryLocation ArgLoc =
             MemoryLocation::getForArgument(Call, ArgIdx, TLI);
-        AliasResult ArgAlias = alias(ArgLoc, Loc, AAQI);
+        AliasResult ArgAlias = alias(ArgLoc, Loc, AAQI); 
         if (ArgAlias != NoAlias) {
           ModRefInfo ArgMask = getArgModRefInfo(Call, ArgIdx);
           AllArgsMask = unionModRef(AllArgsMask, ArgMask);
@@ -254,7 +254,7 @@ ModRefInfo AAResults::getModRefInfo(const CallBase *Call,
 
   // If Loc is a constant memory location, the call definitely could not
   // modify the memory location.
-  if (isModSet(Result) && pointsToConstantMemory(Loc, AAQI, /*OrLocal*/ false))
+  if (isModSet(Result) && pointsToConstantMemory(Loc, AAQI, /*OrLocal*/ false)) 
     Result = clearMod(Result);
 
   return Result;
@@ -331,7 +331,7 @@ ModRefInfo AAResults::getModRefInfo(const CallBase *Call1,
 
       // ModRefC1 indicates what Call1 might do to Call2ArgLoc, and we use
       // above ArgMask to update dependence info.
-      ModRefInfo ModRefC1 = getModRefInfo(Call1, Call2ArgLoc, AAQI);
+      ModRefInfo ModRefC1 = getModRefInfo(Call1, Call2ArgLoc, AAQI); 
       ArgMask = intersectModRef(ArgMask, ModRefC1);
 
       // Conservatively clear IsMustAlias unless only MustAlias is found.
@@ -372,7 +372,7 @@ ModRefInfo AAResults::getModRefInfo(const CallBase *Call1,
       // might Mod Call1ArgLoc, then we care about either a Mod or a Ref by
       // Call2. If Call1 might Ref, then we care only about a Mod by Call2.
       ModRefInfo ArgModRefC1 = getArgModRefInfo(Call1, Call1ArgIdx);
-      ModRefInfo ModRefC2 = getModRefInfo(Call2, Call1ArgLoc, AAQI);
+      ModRefInfo ModRefC2 = getModRefInfo(Call2, Call1ArgLoc, AAQI); 
       if ((isModSet(ArgModRefC1) && isModOrRefSet(ModRefC2)) ||
           (isRefSet(ArgModRefC1) && isModSet(ModRefC2)))
         R = intersectModRef(unionModRef(R, ArgModRefC1), Result);
@@ -647,43 +647,43 @@ ModRefInfo AAResults::getModRefInfo(const AtomicRMWInst *RMW,
   return ModRefInfo::ModRef;
 }
 
-ModRefInfo AAResults::getModRefInfo(const Instruction *I,
-                                    const Optional<MemoryLocation> &OptLoc,
-                                    AAQueryInfo &AAQIP) {
-  if (OptLoc == None) {
-    if (const auto *Call = dyn_cast<CallBase>(I)) {
-      return createModRefInfo(getModRefBehavior(Call));
-    }
-  }
-
-  const MemoryLocation &Loc = OptLoc.getValueOr(MemoryLocation());
-
-  switch (I->getOpcode()) {
-  case Instruction::VAArg:
-    return getModRefInfo((const VAArgInst *)I, Loc, AAQIP);
-  case Instruction::Load:
-    return getModRefInfo((const LoadInst *)I, Loc, AAQIP);
-  case Instruction::Store:
-    return getModRefInfo((const StoreInst *)I, Loc, AAQIP);
-  case Instruction::Fence:
-    return getModRefInfo((const FenceInst *)I, Loc, AAQIP);
-  case Instruction::AtomicCmpXchg:
-    return getModRefInfo((const AtomicCmpXchgInst *)I, Loc, AAQIP);
-  case Instruction::AtomicRMW:
-    return getModRefInfo((const AtomicRMWInst *)I, Loc, AAQIP);
-  case Instruction::Call:
-    return getModRefInfo((const CallInst *)I, Loc, AAQIP);
-  case Instruction::Invoke:
-    return getModRefInfo((const InvokeInst *)I, Loc, AAQIP);
-  case Instruction::CatchPad:
-    return getModRefInfo((const CatchPadInst *)I, Loc, AAQIP);
-  case Instruction::CatchRet:
-    return getModRefInfo((const CatchReturnInst *)I, Loc, AAQIP);
-  default:
-    return ModRefInfo::NoModRef;
-  }
-}
-
+ModRefInfo AAResults::getModRefInfo(const Instruction *I, 
+                                    const Optional<MemoryLocation> &OptLoc, 
+                                    AAQueryInfo &AAQIP) { 
+  if (OptLoc == None) { 
+    if (const auto *Call = dyn_cast<CallBase>(I)) { 
+      return createModRefInfo(getModRefBehavior(Call)); 
+    } 
+  } 
+ 
+  const MemoryLocation &Loc = OptLoc.getValueOr(MemoryLocation()); 
+ 
+  switch (I->getOpcode()) { 
+  case Instruction::VAArg: 
+    return getModRefInfo((const VAArgInst *)I, Loc, AAQIP); 
+  case Instruction::Load: 
+    return getModRefInfo((const LoadInst *)I, Loc, AAQIP); 
+  case Instruction::Store: 
+    return getModRefInfo((const StoreInst *)I, Loc, AAQIP); 
+  case Instruction::Fence: 
+    return getModRefInfo((const FenceInst *)I, Loc, AAQIP); 
+  case Instruction::AtomicCmpXchg: 
+    return getModRefInfo((const AtomicCmpXchgInst *)I, Loc, AAQIP); 
+  case Instruction::AtomicRMW: 
+    return getModRefInfo((const AtomicRMWInst *)I, Loc, AAQIP); 
+  case Instruction::Call: 
+    return getModRefInfo((const CallInst *)I, Loc, AAQIP); 
+  case Instruction::Invoke: 
+    return getModRefInfo((const InvokeInst *)I, Loc, AAQIP); 
+  case Instruction::CatchPad: 
+    return getModRefInfo((const CatchPadInst *)I, Loc, AAQIP); 
+  case Instruction::CatchRet: 
+    return getModRefInfo((const CatchReturnInst *)I, Loc, AAQIP); 
+  default: 
+    return ModRefInfo::NoModRef; 
+  } 
+} 
+ 
 /// Return information about whether a particular call site modifies
 /// or reads the specified memory location \p MemLoc before instruction \p I
 /// in a BasicBlock.
@@ -697,7 +697,7 @@ ModRefInfo AAResults::callCapturesBefore(const Instruction *I,
   if (!DT)
     return ModRefInfo::ModRef;
 
-  const Value *Object = getUnderlyingObject(MemLoc.Ptr);
+  const Value *Object = getUnderlyingObject(MemLoc.Ptr); 
   if (!isIdentifiedObject(Object) || isa<GlobalValue>(Object) ||
       isa<Constant>(Object))
     return ModRefInfo::ModRef;
@@ -725,7 +725,7 @@ ModRefInfo AAResults::callCapturesBefore(const Instruction *I,
          !Call->isByValArgument(ArgNo)))
       continue;
 
-    AliasResult AR = alias(*CI, Object);
+    AliasResult AR = alias(*CI, Object); 
     // If this is a no-capture pointer argument, see if we can tell that it
     // is impossible to alias the pointer we're checking.  If not, we have to
     // assume that the call could touch the pointer, even though it doesn't
@@ -883,8 +883,8 @@ bool AAResultsWrapperPass::runOnFunction(Function &F) {
 
 void AAResultsWrapperPass::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.setPreservesAll();
-  AU.addRequiredTransitive<BasicAAWrapperPass>();
-  AU.addRequiredTransitive<TargetLibraryInfoWrapperPass>();
+  AU.addRequiredTransitive<BasicAAWrapperPass>(); 
+  AU.addRequiredTransitive<TargetLibraryInfoWrapperPass>(); 
 
   // We also need to mark all the alias analysis passes we will potentially
   // probe in runOnFunction as used here to ensure the legacy pass manager
@@ -900,13 +900,13 @@ void AAResultsWrapperPass::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addUsedIfAvailable<ExternalAAWrapperPass>();
 }
 
-AAManager::Result AAManager::run(Function &F, FunctionAnalysisManager &AM) {
-  Result R(AM.getResult<TargetLibraryAnalysis>(F));
-  for (auto &Getter : ResultGetters)
-    (*Getter)(F, AM, R);
-  return R;
-}
-
+AAManager::Result AAManager::run(Function &F, FunctionAnalysisManager &AM) { 
+  Result R(AM.getResult<TargetLibraryAnalysis>(F)); 
+  for (auto &Getter : ResultGetters) 
+    (*Getter)(F, AM, R); 
+  return R; 
+} 
+ 
 AAResults llvm::createLegacyPMAAResults(Pass &P, Function &F,
                                         BasicAAResult &BAR) {
   AAResults AAR(P.getAnalysis<TargetLibraryInfoWrapperPass>().getTLI(F));
@@ -943,9 +943,9 @@ bool llvm::isNoAliasCall(const Value *V) {
   return false;
 }
 
-static bool isNoAliasOrByValArgument(const Value *V) {
+static bool isNoAliasOrByValArgument(const Value *V) { 
   if (const Argument *A = dyn_cast<Argument>(V))
-    return A->hasNoAliasAttr() || A->hasByValAttr();
+    return A->hasNoAliasAttr() || A->hasByValAttr(); 
   return false;
 }
 
@@ -956,13 +956,13 @@ bool llvm::isIdentifiedObject(const Value *V) {
     return true;
   if (isNoAliasCall(V))
     return true;
-  if (isNoAliasOrByValArgument(V))
-    return true;
+  if (isNoAliasOrByValArgument(V)) 
+    return true; 
   return false;
 }
 
 bool llvm::isIdentifiedFunctionLocal(const Value *V) {
-  return isa<AllocaInst>(V) || isNoAliasCall(V) || isNoAliasOrByValArgument(V);
+  return isa<AllocaInst>(V) || isNoAliasCall(V) || isNoAliasOrByValArgument(V); 
 }
 
 void llvm::getAAResultsAnalysisUsage(AnalysisUsage &AU) {