git: 7224d4125ab5 - stable/13 - Merge llvm-project 13.0.0 release
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Date: Mon, 06 Dec 2021 16:33:21 UTC
The branch stable/13 has been updated by dim:
URL: https://cgit.FreeBSD.org/src/commit/?id=7224d4125ab57bc1c4c799a6c286be42f8d37a83
commit 7224d4125ab57bc1c4c799a6c286be42f8d37a83
Author: Dimitry Andric <dim@FreeBSD.org>
AuthorDate: 2021-09-26 11:33:13 +0000
Commit: Dimitry Andric <dim@FreeBSD.org>
CommitDate: 2021-12-06 16:30:07 +0000
Merge llvm-project 13.0.0 release
This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvmorg-13.0.0-0-gd7b669b3a303, aka 13.0.0 release.
PR: 258209
(cherry picked from commit 28a41182c08e79534be77131840bcfdf73d31343)
---
.../clang/include/clang/AST/DeclBase.h | 46 ++++++++---------
.../llvm-project/clang/include/clang/AST/Type.h | 34 -------------
.../clang/include/clang/Sema/Initialization.h | 16 +++---
.../llvm-project/clang/lib/AST/ExprConstant.cpp | 15 ++++--
.../clang/lib/Analysis/ThreadSafety.cpp | 31 +++++++-----
.../llvm-project/clang/lib/CodeGen/CGExprCXX.cpp | 19 ++++---
.../clang/lib/Format/UnwrappedLineParser.cpp | 1 -
contrib/llvm-project/clang/lib/Sema/Sema.cpp | 2 +-
.../llvm-project/clang/lib/Sema/SemaCoroutine.cpp | 2 +-
.../llvm-project/clang/lib/Sema/SemaDeclCXX.cpp | 9 ++++
contrib/llvm-project/clang/lib/Sema/SemaExpr.cpp | 2 +-
.../llvm-project/clang/lib/Sema/SemaExprCXX.cpp | 5 +-
contrib/llvm-project/clang/lib/Sema/SemaLambda.cpp | 3 +-
.../clang/lib/Sema/SemaObjCProperty.cpp | 3 +-
contrib/llvm-project/clang/lib/Sema/SemaStmt.cpp | 8 +--
contrib/llvm-project/lld/COFF/Writer.cpp | 3 --
.../llvm/lib/Analysis/DemandedBits.cpp | 2 +-
contrib/llvm-project/llvm/lib/IR/ConstantFold.cpp | 59 +++++++++++-----------
.../llvm-project/llvm/lib/Passes/PassBuilder.cpp | 3 --
.../AArch64/GISel/AArch64InstructionSelector.cpp | 12 ++++-
.../llvm/lib/Target/X86/X86ISelLowering.cpp | 2 +-
.../llvm/lib/Transforms/Scalar/ADCE.cpp | 2 +-
lib/clang/include/VCSVersion.inc | 8 +--
lib/clang/include/llvm/Support/VCSRevision.h | 2 +-
usr.bin/clang/llvm-readobj/Makefile | 16 ++++++
25 files changed, 154 insertions(+), 151 deletions(-)
diff --git a/contrib/llvm-project/clang/include/clang/AST/DeclBase.h b/contrib/llvm-project/clang/include/clang/AST/DeclBase.h
index 9159e646d547..482d2889a25a 100644
--- a/contrib/llvm-project/clang/include/clang/AST/DeclBase.h
+++ b/contrib/llvm-project/clang/include/clang/AST/DeclBase.h
@@ -1804,30 +1804,30 @@ protected:
ObjCContainerDeclBitfields ObjCContainerDeclBits;
LinkageSpecDeclBitfields LinkageSpecDeclBits;
BlockDeclBitfields BlockDeclBits;
- };
- static_assert(sizeof(DeclContextBitfields) <= 8,
- "DeclContextBitfields is larger than 8 bytes!");
- static_assert(sizeof(TagDeclBitfields) <= 8,
- "TagDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(EnumDeclBitfields) <= 8,
- "EnumDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(RecordDeclBitfields) <= 8,
- "RecordDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(OMPDeclareReductionDeclBitfields) <= 8,
- "OMPDeclareReductionDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(FunctionDeclBitfields) <= 8,
- "FunctionDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(CXXConstructorDeclBitfields) <= 8,
- "CXXConstructorDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(ObjCMethodDeclBitfields) <= 8,
- "ObjCMethodDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(ObjCContainerDeclBitfields) <= 8,
- "ObjCContainerDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(LinkageSpecDeclBitfields) <= 8,
- "LinkageSpecDeclBitfields is larger than 8 bytes!");
- static_assert(sizeof(BlockDeclBitfields) <= 8,
- "BlockDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(DeclContextBitfields) <= 8,
+ "DeclContextBitfields is larger than 8 bytes!");
+ static_assert(sizeof(TagDeclBitfields) <= 8,
+ "TagDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(EnumDeclBitfields) <= 8,
+ "EnumDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(RecordDeclBitfields) <= 8,
+ "RecordDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(OMPDeclareReductionDeclBitfields) <= 8,
+ "OMPDeclareReductionDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(FunctionDeclBitfields) <= 8,
+ "FunctionDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(CXXConstructorDeclBitfields) <= 8,
+ "CXXConstructorDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(ObjCMethodDeclBitfields) <= 8,
+ "ObjCMethodDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(ObjCContainerDeclBitfields) <= 8,
+ "ObjCContainerDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(LinkageSpecDeclBitfields) <= 8,
+ "LinkageSpecDeclBitfields is larger than 8 bytes!");
+ static_assert(sizeof(BlockDeclBitfields) <= 8,
+ "BlockDeclBitfields is larger than 8 bytes!");
+ };
/// FirstDecl - The first declaration stored within this declaration
/// context.
diff --git a/contrib/llvm-project/clang/include/clang/AST/Type.h b/contrib/llvm-project/clang/include/clang/AST/Type.h
index 335b21e11234..9f46d5337897 100644
--- a/contrib/llvm-project/clang/include/clang/AST/Type.h
+++ b/contrib/llvm-project/clang/include/clang/AST/Type.h
@@ -1804,40 +1804,6 @@ protected:
PackExpansionTypeBitfields PackExpansionTypeBits;
};
- static_assert(sizeof(TypeBitfields) <= 8,
- "TypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(ArrayTypeBitfields) <= 8,
- "ArrayTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(AttributedTypeBitfields) <= 8,
- "AttributedTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(AutoTypeBitfields) <= 8,
- "AutoTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(BuiltinTypeBitfields) <= 8,
- "BuiltinTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(FunctionTypeBitfields) <= 8,
- "FunctionTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(ObjCObjectTypeBitfields) <= 8,
- "ObjCObjectTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(ReferenceTypeBitfields) <= 8,
- "ReferenceTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(TypeWithKeywordBitfields) <= 8,
- "TypeWithKeywordBitfields is larger than 8 bytes!");
- static_assert(sizeof(ElaboratedTypeBitfields) <= 8,
- "ElaboratedTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(VectorTypeBitfields) <= 8,
- "VectorTypeBitfields is larger than 8 bytes!");
- static_assert(sizeof(SubstTemplateTypeParmPackTypeBitfields) <= 8,
- "SubstTemplateTypeParmPackTypeBitfields is larger"
- " than 8 bytes!");
- static_assert(sizeof(TemplateSpecializationTypeBitfields) <= 8,
- "TemplateSpecializationTypeBitfields is larger"
- " than 8 bytes!");
- static_assert(sizeof(DependentTemplateSpecializationTypeBitfields) <= 8,
- "DependentTemplateSpecializationTypeBitfields is larger"
- " than 8 bytes!");
- static_assert(sizeof(PackExpansionTypeBitfields) <= 8,
- "PackExpansionTypeBitfields is larger than 8 bytes");
-
private:
template <class T> friend class TypePropertyCache;
diff --git a/contrib/llvm-project/clang/include/clang/Sema/Initialization.h b/contrib/llvm-project/clang/include/clang/Sema/Initialization.h
index 8feb66995f95..420803f8e33c 100644
--- a/contrib/llvm-project/clang/include/clang/Sema/Initialization.h
+++ b/contrib/llvm-project/clang/include/clang/Sema/Initialization.h
@@ -298,8 +298,8 @@ public:
/// Create the initialization entity for the result of a function.
static InitializedEntity InitializeResult(SourceLocation ReturnLoc,
- QualType Type, bool NRVO) {
- return InitializedEntity(EK_Result, ReturnLoc, Type, NRVO);
+ QualType Type) {
+ return InitializedEntity(EK_Result, ReturnLoc, Type);
}
static InitializedEntity InitializeStmtExprResult(SourceLocation ReturnLoc,
@@ -308,20 +308,20 @@ public:
}
static InitializedEntity InitializeBlock(SourceLocation BlockVarLoc,
- QualType Type, bool NRVO) {
- return InitializedEntity(EK_BlockElement, BlockVarLoc, Type, NRVO);
+ QualType Type) {
+ return InitializedEntity(EK_BlockElement, BlockVarLoc, Type);
}
static InitializedEntity InitializeLambdaToBlock(SourceLocation BlockVarLoc,
- QualType Type, bool NRVO) {
+ QualType Type) {
return InitializedEntity(EK_LambdaToBlockConversionBlockElement,
- BlockVarLoc, Type, NRVO);
+ BlockVarLoc, Type);
}
/// Create the initialization entity for an exception object.
static InitializedEntity InitializeException(SourceLocation ThrowLoc,
- QualType Type, bool NRVO) {
- return InitializedEntity(EK_Exception, ThrowLoc, Type, NRVO);
+ QualType Type) {
+ return InitializedEntity(EK_Exception, ThrowLoc, Type);
}
/// Create the initialization entity for an object allocated via new.
diff --git a/contrib/llvm-project/clang/lib/AST/ExprConstant.cpp b/contrib/llvm-project/clang/lib/AST/ExprConstant.cpp
index 33d199ac3d2f..ba2865d66e0a 100644
--- a/contrib/llvm-project/clang/lib/AST/ExprConstant.cpp
+++ b/contrib/llvm-project/clang/lib/AST/ExprConstant.cpp
@@ -9934,10 +9934,19 @@ bool RecordExprEvaluator::VisitCXXConstructExpr(const CXXConstructExpr *E,
return false;
// Avoid materializing a temporary for an elidable copy/move constructor.
- if (E->isElidable() && !ZeroInit)
- if (const MaterializeTemporaryExpr *ME
- = dyn_cast<MaterializeTemporaryExpr>(E->getArg(0)))
+ if (E->isElidable() && !ZeroInit) {
+ // FIXME: This only handles the simplest case, where the source object
+ // is passed directly as the first argument to the constructor.
+ // This should also handle stepping though implicit casts and
+ // and conversion sequences which involve two steps, with a
+ // conversion operator followed by a converting constructor.
+ const Expr *SrcObj = E->getArg(0);
+ assert(SrcObj->isTemporaryObject(Info.Ctx, FD->getParent()));
+ assert(Info.Ctx.hasSameUnqualifiedType(E->getType(), SrcObj->getType()));
+ if (const MaterializeTemporaryExpr *ME =
+ dyn_cast<MaterializeTemporaryExpr>(SrcObj))
return Visit(ME->getSubExpr());
+ }
if (ZeroInit && !ZeroInitialization(E, T))
return false;
diff --git a/contrib/llvm-project/clang/lib/Analysis/ThreadSafety.cpp b/contrib/llvm-project/clang/lib/Analysis/ThreadSafety.cpp
index 5b2c882c4235..41a55f9579bd 100644
--- a/contrib/llvm-project/clang/lib/Analysis/ThreadSafety.cpp
+++ b/contrib/llvm-project/clang/lib/Analysis/ThreadSafety.cpp
@@ -1050,7 +1050,7 @@ public:
const CFGBlock* PredBlock,
const CFGBlock *CurrBlock);
- bool join(const FactEntry &a, const FactEntry &b);
+ bool join(const FactEntry &a, const FactEntry &b, bool CanModify);
void intersectAndWarn(FactSet &EntrySet, const FactSet &ExitSet,
SourceLocation JoinLoc, LockErrorKind EntryLEK,
@@ -2188,25 +2188,28 @@ void BuildLockset::VisitDeclStmt(const DeclStmt *S) {
}
}
-/// Given two facts merging on a join point, decide whether to warn and which
-/// one to keep.
+/// Given two facts merging on a join point, possibly warn and decide whether to
+/// keep or replace.
///
-/// \return false if we should keep \p A, true if we should keep \p B.
-bool ThreadSafetyAnalyzer::join(const FactEntry &A, const FactEntry &B) {
+/// \param CanModify Whether we can replace \p A by \p B.
+/// \return false if we should keep \p A, true if we should take \p B.
+bool ThreadSafetyAnalyzer::join(const FactEntry &A, const FactEntry &B,
+ bool CanModify) {
if (A.kind() != B.kind()) {
// For managed capabilities, the destructor should unlock in the right mode
// anyway. For asserted capabilities no unlocking is needed.
if ((A.managed() || A.asserted()) && (B.managed() || B.asserted())) {
- // The shared capability subsumes the exclusive capability.
- return B.kind() == LK_Shared;
- } else {
- Handler.handleExclusiveAndShared("mutex", B.toString(), B.loc(), A.loc());
- // Take the exclusive capability to reduce further warnings.
- return B.kind() == LK_Exclusive;
+ // The shared capability subsumes the exclusive capability, if possible.
+ bool ShouldTakeB = B.kind() == LK_Shared;
+ if (CanModify || !ShouldTakeB)
+ return ShouldTakeB;
}
+ Handler.handleExclusiveAndShared("mutex", B.toString(), B.loc(), A.loc());
+ // Take the exclusive capability to reduce further warnings.
+ return CanModify && B.kind() == LK_Exclusive;
} else {
// The non-asserted capability is the one we want to track.
- return A.asserted() && !B.asserted();
+ return CanModify && A.asserted() && !B.asserted();
}
}
@@ -2237,8 +2240,8 @@ void ThreadSafetyAnalyzer::intersectAndWarn(FactSet &EntrySet,
FactSet::iterator EntryIt = EntrySet.findLockIter(FactMan, ExitFact);
if (EntryIt != EntrySet.end()) {
- if (join(FactMan[*EntryIt], ExitFact) &&
- EntryLEK == LEK_LockedSomePredecessors)
+ if (join(FactMan[*EntryIt], ExitFact,
+ EntryLEK != LEK_LockedSomeLoopIterations))
*EntryIt = Fact;
} else if (!ExitFact.managed()) {
ExitFact.handleRemovalFromIntersection(ExitSet, FactMan, JoinLoc,
diff --git a/contrib/llvm-project/clang/lib/CodeGen/CGExprCXX.cpp b/contrib/llvm-project/clang/lib/CodeGen/CGExprCXX.cpp
index 96cf977ca290..f42759e9db50 100644
--- a/contrib/llvm-project/clang/lib/CodeGen/CGExprCXX.cpp
+++ b/contrib/llvm-project/clang/lib/CodeGen/CGExprCXX.cpp
@@ -609,15 +609,18 @@ CodeGenFunction::EmitCXXConstructExpr(const CXXConstructExpr *E,
return;
// Elide the constructor if we're constructing from a temporary.
- // The temporary check is required because Sema sets this on NRVO
- // returns.
if (getLangOpts().ElideConstructors && E->isElidable()) {
- assert(getContext().hasSameUnqualifiedType(E->getType(),
- E->getArg(0)->getType()));
- if (E->getArg(0)->isTemporaryObject(getContext(), CD->getParent())) {
- EmitAggExpr(E->getArg(0), Dest);
- return;
- }
+ // FIXME: This only handles the simplest case, where the source object
+ // is passed directly as the first argument to the constructor.
+ // This should also handle stepping though implicit casts and
+ // conversion sequences which involve two steps, with a
+ // conversion operator followed by a converting constructor.
+ const Expr *SrcObj = E->getArg(0);
+ assert(SrcObj->isTemporaryObject(getContext(), CD->getParent()));
+ assert(
+ getContext().hasSameUnqualifiedType(E->getType(), SrcObj->getType()));
+ EmitAggExpr(SrcObj, Dest);
+ return;
}
if (const ArrayType *arrayType
diff --git a/contrib/llvm-project/clang/lib/Format/UnwrappedLineParser.cpp b/contrib/llvm-project/clang/lib/Format/UnwrappedLineParser.cpp
index 424c6ce0ce8c..673986d16af2 100644
--- a/contrib/llvm-project/clang/lib/Format/UnwrappedLineParser.cpp
+++ b/contrib/llvm-project/clang/lib/Format/UnwrappedLineParser.cpp
@@ -649,7 +649,6 @@ void UnwrappedLineParser::parseBlock(bool MustBeDeclaration, unsigned AddLevels,
nextToken();
Line->Level = InitialLevel;
- FormatTok->setBlockKind(BK_Block);
if (PPStartHash == PPEndHash) {
Line->MatchingOpeningBlockLineIndex = OpeningLineIndex;
diff --git a/contrib/llvm-project/clang/lib/Sema/Sema.cpp b/contrib/llvm-project/clang/lib/Sema/Sema.cpp
index a54bd8719178..191d89ea75c9 100644
--- a/contrib/llvm-project/clang/lib/Sema/Sema.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/Sema.cpp
@@ -2010,7 +2010,7 @@ static void checkEscapingByref(VarDecl *VD, Sema &S) {
Expr *VarRef =
new (S.Context) DeclRefExpr(S.Context, VD, false, T, VK_LValue, Loc);
ExprResult Result;
- auto IE = InitializedEntity::InitializeBlock(Loc, T, false);
+ auto IE = InitializedEntity::InitializeBlock(Loc, T);
if (S.getLangOpts().CPlusPlus2b) {
auto *E = ImplicitCastExpr::Create(S.Context, T, CK_NoOp, VarRef, nullptr,
VK_XValue, FPOptionsOverride());
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaCoroutine.cpp b/contrib/llvm-project/clang/lib/Sema/SemaCoroutine.cpp
index 94c728093e7c..3d1899a57c72 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaCoroutine.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaCoroutine.cpp
@@ -1533,7 +1533,7 @@ bool CoroutineStmtBuilder::makeGroDeclAndReturnStmt() {
if (GroType->isVoidType()) {
// Trigger a nice error message.
InitializedEntity Entity =
- InitializedEntity::InitializeResult(Loc, FnRetType, false);
+ InitializedEntity::InitializeResult(Loc, FnRetType);
S.PerformCopyInitialization(Entity, SourceLocation(), ReturnValue);
noteMemberDeclaredHere(S, ReturnValue, Fn);
return false;
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaDeclCXX.cpp b/contrib/llvm-project/clang/lib/Sema/SemaDeclCXX.cpp
index da4f4f862095..ac01beb1bf93 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaDeclCXX.cpp
@@ -15262,8 +15262,17 @@ Sema::BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType,
// can be omitted by constructing the temporary object
// directly into the target of the omitted copy/move
if (ConstructKind == CXXConstructExpr::CK_Complete && Constructor &&
+ // FIXME: Converting constructors should also be accepted.
+ // But to fix this, the logic that digs down into a CXXConstructExpr
+ // to find the source object needs to handle it.
+ // Right now it assumes the source object is passed directly as the
+ // first argument.
Constructor->isCopyOrMoveConstructor() && hasOneRealArgument(ExprArgs)) {
Expr *SubExpr = ExprArgs[0];
+ // FIXME: Per above, this is also incorrect if we want to accept
+ // converting constructors, as isTemporaryObject will
+ // reject temporaries with different type from the
+ // CXXRecord itself.
Elidable = SubExpr->isTemporaryObject(
Context, cast<CXXRecordDecl>(FoundDecl->getDeclContext()));
}
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaExpr.cpp b/contrib/llvm-project/clang/lib/Sema/SemaExpr.cpp
index 0e6c933cd4f3..f04eb9199024 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaExpr.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaExpr.cpp
@@ -15683,7 +15683,7 @@ ExprResult Sema::ActOnBlockStmtExpr(SourceLocation CaretLoc,
if (!Result.isInvalid()) {
Result = PerformCopyInitialization(
InitializedEntity::InitializeBlock(Var->getLocation(),
- Cap.getCaptureType(), false),
+ Cap.getCaptureType()),
Loc, Result.get());
}
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp b/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp
index 111ffa1f04a0..7961e7941813 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp
@@ -893,9 +893,8 @@ ExprResult Sema::BuildCXXThrow(SourceLocation OpLoc, Expr *Ex,
if (CheckCXXThrowOperand(OpLoc, ExceptionObjectTy, Ex))
return ExprError();
- InitializedEntity Entity = InitializedEntity::InitializeException(
- OpLoc, ExceptionObjectTy,
- /*NRVO=*/NRInfo.isCopyElidable());
+ InitializedEntity Entity =
+ InitializedEntity::InitializeException(OpLoc, ExceptionObjectTy);
ExprResult Res = PerformMoveOrCopyInitialization(Entity, NRInfo, Ex);
if (Res.isInvalid())
return ExprError();
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaLambda.cpp b/contrib/llvm-project/clang/lib/Sema/SemaLambda.cpp
index eb1e9c3e5f7e..1fcc03d997c1 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaLambda.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaLambda.cpp
@@ -1975,8 +1975,7 @@ ExprResult Sema::BuildBlockForLambdaConversion(SourceLocation CurrentLocation,
CallOperator->markUsed(Context);
ExprResult Init = PerformCopyInitialization(
- InitializedEntity::InitializeLambdaToBlock(ConvLocation, Src->getType(),
- /*NRVO=*/false),
+ InitializedEntity::InitializeLambdaToBlock(ConvLocation, Src->getType()),
CurrentLocation, Src);
if (!Init.isInvalid())
Init = ActOnFinishFullExpr(Init.get(), /*DiscardedValue*/ false);
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaObjCProperty.cpp b/contrib/llvm-project/clang/lib/Sema/SemaObjCProperty.cpp
index a329d0f22b03..74c73ace3c5f 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaObjCProperty.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaObjCProperty.cpp
@@ -1467,8 +1467,7 @@ Decl *Sema::ActOnPropertyImplDecl(Scope *S,
LoadSelfExpr, true, true);
ExprResult Res = PerformCopyInitialization(
InitializedEntity::InitializeResult(PropertyDiagLoc,
- getterMethod->getReturnType(),
- /*NRVO=*/false),
+ getterMethod->getReturnType()),
PropertyDiagLoc, IvarRefExpr);
if (!Res.isInvalid()) {
Expr *ResExpr = Res.getAs<Expr>();
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaStmt.cpp b/contrib/llvm-project/clang/lib/Sema/SemaStmt.cpp
index f7e4110e6110..03e9d7bc87a2 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaStmt.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaStmt.cpp
@@ -3653,8 +3653,8 @@ StmtResult Sema::ActOnCapScopeReturnStmt(SourceLocation ReturnLoc,
// In C++ the return statement is handled via a copy initialization.
// the C version of which boils down to CheckSingleAssignmentConstraints.
- InitializedEntity Entity = InitializedEntity::InitializeResult(
- ReturnLoc, FnRetType, NRVOCandidate != nullptr);
+ InitializedEntity Entity =
+ InitializedEntity::InitializeResult(ReturnLoc, FnRetType);
ExprResult Res = PerformMoveOrCopyInitialization(
Entity, NRInfo, RetValExp, SupressSimplerImplicitMoves);
if (Res.isInvalid()) {
@@ -4085,8 +4085,8 @@ StmtResult Sema::BuildReturnStmt(SourceLocation ReturnLoc, Expr *RetValExp) {
// the C version of which boils down to CheckSingleAssignmentConstraints.
if (!HasDependentReturnType && !RetValExp->isTypeDependent()) {
// we have a non-void function with an expression, continue checking
- InitializedEntity Entity = InitializedEntity::InitializeResult(
- ReturnLoc, RetType, NRVOCandidate != nullptr);
+ InitializedEntity Entity =
+ InitializedEntity::InitializeResult(ReturnLoc, RetType);
ExprResult Res = PerformMoveOrCopyInitialization(
Entity, NRInfo, RetValExp, SupressSimplerImplicitMoves);
if (Res.isInvalid()) {
diff --git a/contrib/llvm-project/lld/COFF/Writer.cpp b/contrib/llvm-project/lld/COFF/Writer.cpp
index f475b792b249..37cbe2bb96a8 100644
--- a/contrib/llvm-project/lld/COFF/Writer.cpp
+++ b/contrib/llvm-project/lld/COFF/Writer.cpp
@@ -609,9 +609,6 @@ void Writer::finalizeAddresses() {
void Writer::run() {
ScopedTimer t1(codeLayoutTimer);
- // First, clear the output sections from previous runs
- outputSections.clear();
-
createImportTables();
createSections();
appendImportThunks();
diff --git a/contrib/llvm-project/llvm/lib/Analysis/DemandedBits.cpp b/contrib/llvm-project/llvm/lib/Analysis/DemandedBits.cpp
index 467dea9c0236..ca6d58fac825 100644
--- a/contrib/llvm-project/llvm/lib/Analysis/DemandedBits.cpp
+++ b/contrib/llvm-project/llvm/lib/Analysis/DemandedBits.cpp
@@ -80,7 +80,7 @@ void DemandedBitsWrapperPass::print(raw_ostream &OS, const Module *M) const {
static bool isAlwaysLive(Instruction *I) {
return I->isTerminator() || isa<DbgInfoIntrinsic>(I) || I->isEHPad() ||
- I->mayHaveSideEffects() || !I->willReturn();
+ I->mayHaveSideEffects();
}
void DemandedBits::determineLiveOperandBits(
diff --git a/contrib/llvm-project/llvm/lib/IR/ConstantFold.cpp b/contrib/llvm-project/llvm/lib/IR/ConstantFold.cpp
index 513fe0fdd608..e1e28d1230b0 100644
--- a/contrib/llvm-project/llvm/lib/IR/ConstantFold.cpp
+++ b/contrib/llvm-project/llvm/lib/IR/ConstantFold.cpp
@@ -459,7 +459,7 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, Constant *V,
V.convertToInteger(IntVal, APFloat::rmTowardZero, &ignored)) {
// Undefined behavior invoked - the destination type can't represent
// the input constant.
- return UndefValue::get(DestTy);
+ return PoisonValue::get(DestTy);
}
return ConstantInt::get(FPC->getContext(), IntVal);
}
@@ -694,7 +694,7 @@ Constant *llvm::ConstantFoldInsertElementInstruction(Constant *Val,
unsigned NumElts = ValTy->getNumElements();
if (CIdx->uge(NumElts))
- return UndefValue::get(Val->getType());
+ return PoisonValue::get(Val->getType());
SmallVector<Constant*, 16> Result;
Result.reserve(NumElts);
@@ -922,23 +922,21 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
}
case Instruction::SDiv:
case Instruction::UDiv:
- // X / undef -> undef
- if (isa<UndefValue>(C2))
- return C2;
- // undef / 0 -> undef
+ // X / undef -> poison
+ // X / 0 -> poison
+ if (match(C2, m_CombineOr(m_Undef(), m_Zero())))
+ return PoisonValue::get(C2->getType());
// undef / 1 -> undef
- if (match(C2, m_Zero()) || match(C2, m_One()))
+ if (match(C2, m_One()))
return C1;
// undef / X -> 0 otherwise
return Constant::getNullValue(C1->getType());
case Instruction::URem:
case Instruction::SRem:
- // X % undef -> undef
- if (match(C2, m_Undef()))
- return C2;
- // undef % 0 -> undef
- if (match(C2, m_Zero()))
- return C1;
+ // X % undef -> poison
+ // X % 0 -> poison
+ if (match(C2, m_CombineOr(m_Undef(), m_Zero())))
+ return PoisonValue::get(C2->getType());
// undef % X -> 0 otherwise
return Constant::getNullValue(C1->getType());
case Instruction::Or: // X | undef -> -1
@@ -946,28 +944,28 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
return C1;
return Constant::getAllOnesValue(C1->getType()); // undef | X -> ~0
case Instruction::LShr:
- // X >>l undef -> undef
+ // X >>l undef -> poison
if (isa<UndefValue>(C2))
- return C2;
+ return PoisonValue::get(C2->getType());
// undef >>l 0 -> undef
if (match(C2, m_Zero()))
return C1;
// undef >>l X -> 0
return Constant::getNullValue(C1->getType());
case Instruction::AShr:
- // X >>a undef -> undef
+ // X >>a undef -> poison
if (isa<UndefValue>(C2))
- return C2;
+ return PoisonValue::get(C2->getType());
// undef >>a 0 -> undef
if (match(C2, m_Zero()))
return C1;
- // TODO: undef >>a X -> undef if the shift is exact
+ // TODO: undef >>a X -> poison if the shift is exact
// undef >>a X -> 0
return Constant::getNullValue(C1->getType());
case Instruction::Shl:
// X << undef -> undef
if (isa<UndefValue>(C2))
- return C2;
+ return PoisonValue::get(C2->getType());
// undef << 0 -> undef
if (match(C2, m_Zero()))
return C1;
@@ -1020,14 +1018,14 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
if (CI2->isOne())
return C1; // X / 1 == X
if (CI2->isZero())
- return UndefValue::get(CI2->getType()); // X / 0 == undef
+ return PoisonValue::get(CI2->getType()); // X / 0 == poison
break;
case Instruction::URem:
case Instruction::SRem:
if (CI2->isOne())
return Constant::getNullValue(CI2->getType()); // X % 1 == 0
if (CI2->isZero())
- return UndefValue::get(CI2->getType()); // X % 0 == undef
+ return PoisonValue::get(CI2->getType()); // X % 0 == poison
break;
case Instruction::And:
if (CI2->isZero()) return C2; // X & 0 == 0
@@ -1141,7 +1139,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
case Instruction::SDiv:
assert(!CI2->isZero() && "Div by zero handled above");
if (C2V.isAllOnesValue() && C1V.isMinSignedValue())
- return UndefValue::get(CI1->getType()); // MIN_INT / -1 -> undef
+ return PoisonValue::get(CI1->getType()); // MIN_INT / -1 -> poison
return ConstantInt::get(CI1->getContext(), C1V.sdiv(C2V));
case Instruction::URem:
assert(!CI2->isZero() && "Div by zero handled above");
@@ -1149,7 +1147,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
case Instruction::SRem:
assert(!CI2->isZero() && "Div by zero handled above");
if (C2V.isAllOnesValue() && C1V.isMinSignedValue())
- return UndefValue::get(CI1->getType()); // MIN_INT % -1 -> undef
+ return PoisonValue::get(CI1->getType()); // MIN_INT % -1 -> poison
return ConstantInt::get(CI1->getContext(), C1V.srem(C2V));
case Instruction::And:
return ConstantInt::get(CI1->getContext(), C1V & C2V);
@@ -1160,15 +1158,15 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
case Instruction::Shl:
if (C2V.ult(C1V.getBitWidth()))
return ConstantInt::get(CI1->getContext(), C1V.shl(C2V));
- return UndefValue::get(C1->getType()); // too big shift is undef
+ return PoisonValue::get(C1->getType()); // too big shift is poison
case Instruction::LShr:
if (C2V.ult(C1V.getBitWidth()))
return ConstantInt::get(CI1->getContext(), C1V.lshr(C2V));
- return UndefValue::get(C1->getType()); // too big shift is undef
+ return PoisonValue::get(C1->getType()); // too big shift is poison
case Instruction::AShr:
if (C2V.ult(C1V.getBitWidth()))
return ConstantInt::get(CI1->getContext(), C1V.ashr(C2V));
- return UndefValue::get(C1->getType()); // too big shift is undef
+ return PoisonValue::get(C1->getType()); // too big shift is poison
}
}
@@ -1214,7 +1212,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
// Fast path for splatted constants.
if (Constant *C2Splat = C2->getSplatValue()) {
if (Instruction::isIntDivRem(Opcode) && C2Splat->isNullValue())
- return UndefValue::get(VTy);
+ return PoisonValue::get(VTy);
if (Constant *C1Splat = C1->getSplatValue()) {
return ConstantVector::getSplat(
VTy->getElementCount(),
@@ -1231,9 +1229,9 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, Constant *C1,
Constant *LHS = ConstantExpr::getExtractElement(C1, ExtractIdx);
Constant *RHS = ConstantExpr::getExtractElement(C2, ExtractIdx);
- // If any element of a divisor vector is zero, the whole op is undef.
+ // If any element of a divisor vector is zero, the whole op is poison.
if (Instruction::isIntDivRem(Opcode) && RHS->isNullValue())
- return UndefValue::get(VTy);
+ return PoisonValue::get(VTy);
Result.push_back(ConstantExpr::get(Opcode, LHS, RHS));
}
@@ -2209,7 +2207,8 @@ Constant *llvm::ConstantFoldGetElementPtr(Type *PointeeTy, Constant *C,
return PoisonValue::get(GEPTy);
if (isa<UndefValue>(C))
- return UndefValue::get(GEPTy);
+ // If inbounds, we can choose an out-of-bounds pointer as a base pointer.
+ return InBounds ? PoisonValue::get(GEPTy) : UndefValue::get(GEPTy);
Constant *Idx0 = cast<Constant>(Idxs[0]);
if (Idxs.size() == 1 && (Idx0->isNullValue() || isa<UndefValue>(Idx0)))
diff --git a/contrib/llvm-project/llvm/lib/Passes/PassBuilder.cpp b/contrib/llvm-project/llvm/lib/Passes/PassBuilder.cpp
index 21c06e2dec26..0bc955dbbfea 100644
--- a/contrib/llvm-project/llvm/lib/Passes/PassBuilder.cpp
+++ b/contrib/llvm-project/llvm/lib/Passes/PassBuilder.cpp
@@ -1572,9 +1572,6 @@ PassBuilder::buildThinLTOPreLinkDefaultPipeline(OptimizationLevel Level) {
for (auto &C : OptimizerLastEPCallbacks)
C(MPM, Level);
- if (PGOOpt && PGOOpt->PseudoProbeForProfiling)
- MPM.addPass(PseudoProbeUpdatePass());
-
// Emit annotation remarks.
addAnnotationRemarksPass(MPM);
diff --git a/contrib/llvm-project/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp b/contrib/llvm-project/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
index a98248438e40..a17bd1b14f41 100644
--- a/contrib/llvm-project/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
+++ b/contrib/llvm-project/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
@@ -1301,6 +1301,7 @@ static AArch64CC::CondCode changeICMPPredToAArch64CC(CmpInst::Predicate P) {
static Register getTestBitReg(Register Reg, uint64_t &Bit, bool &Invert,
MachineRegisterInfo &MRI) {
assert(Reg.isValid() && "Expected valid register!");
+ bool HasZext = false;
while (MachineInstr *MI = getDefIgnoringCopies(Reg, MRI)) {
unsigned Opc = MI->getOpcode();
@@ -1314,6 +1315,9 @@ static Register getTestBitReg(Register Reg, uint64_t &Bit, bool &Invert,
// on the truncated x is the same as the bit number on x.
if (Opc == TargetOpcode::G_ANYEXT || Opc == TargetOpcode::G_ZEXT ||
Opc == TargetOpcode::G_TRUNC) {
+ if (Opc == TargetOpcode::G_ZEXT)
+ HasZext = true;
+
Register NextReg = MI->getOperand(1).getReg();
// Did we find something worth folding?
if (!NextReg.isValid() || !MRI.hasOneNonDBGUse(NextReg))
@@ -1342,8 +1346,12 @@ static Register getTestBitReg(Register Reg, uint64_t &Bit, bool &Invert,
std::swap(ConstantReg, TestReg);
VRegAndVal = getConstantVRegValWithLookThrough(ConstantReg, MRI);
}
- if (VRegAndVal)
- C = VRegAndVal->Value.getSExtValue();
+ if (VRegAndVal) {
+ if (HasZext)
+ C = VRegAndVal->Value.getZExtValue();
+ else
+ C = VRegAndVal->Value.getSExtValue();
+ }
break;
}
case TargetOpcode::G_ASHR:
diff --git a/contrib/llvm-project/llvm/lib/Target/X86/X86ISelLowering.cpp b/contrib/llvm-project/llvm/lib/Target/X86/X86ISelLowering.cpp
index a69850896436..032db2a80a77 100644
--- a/contrib/llvm-project/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/contrib/llvm-project/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -35823,7 +35823,7 @@ static SDValue combineX86ShuffleChain(ArrayRef<SDValue> Inputs, SDValue Root,
// See if the shuffle is a hidden identity shuffle - repeated args in HOPs
// etc. can be simplified.
- if (VT1 == VT2 && VT1.getSizeInBits() == RootSizeInBits) {
+ if (VT1 == VT2 && VT1.getSizeInBits() == RootSizeInBits && VT1.isVector()) {
SmallVector<int> ScaledMask, IdentityMask;
unsigned NumElts = VT1.getVectorNumElements();
if (BaseMask.size() <= NumElts &&
diff --git a/contrib/llvm-project/llvm/lib/Transforms/Scalar/ADCE.cpp b/contrib/llvm-project/llvm/lib/Transforms/Scalar/ADCE.cpp
index 12a3e678393a..6f3fdb88eda5 100644
--- a/contrib/llvm-project/llvm/lib/Transforms/Scalar/ADCE.cpp
+++ b/contrib/llvm-project/llvm/lib/Transforms/Scalar/ADCE.cpp
@@ -326,7 +326,7 @@ void AggressiveDeadCodeElimination::initialize() {
bool AggressiveDeadCodeElimination::isAlwaysLive(Instruction &I) {
// TODO -- use llvm::isInstructionTriviallyDead
- if (I.isEHPad() || I.mayHaveSideEffects() || !I.willReturn()) {
+ if (I.isEHPad() || I.mayHaveSideEffects()) {
// Skip any value profile instrumentation calls if they are
// instrumenting constants.
if (isInstrumentsConstant(I))
diff --git a/lib/clang/include/VCSVersion.inc b/lib/clang/include/VCSVersion.inc
index 5e7f6f0abad0..98c0198a4aaf 100644
--- a/lib/clang/include/VCSVersion.inc
+++ b/lib/clang/include/VCSVersion.inc
@@ -1,14 +1,14 @@
// $FreeBSD$
-#define LLVM_REVISION "llvmorg-13.0.0-rc3-8-g08642a395f23"
+#define LLVM_REVISION "llvmorg-13.0.0-0-gd7b669b3a303"
#define LLVM_REPOSITORY "git@github.com:llvm/llvm-project.git"
-#define CLANG_REVISION "llvmorg-13.0.0-rc3-8-g08642a395f23"
+#define CLANG_REVISION "llvmorg-13.0.0-0-gd7b669b3a303"
#define CLANG_REPOSITORY "git@github.com:llvm/llvm-project.git"
// <Upstream revision at import>-<Local identifier in __FreeBSD_version style>
-#define LLD_REVISION "llvmorg-13.0.0-rc3-8-g08642a395f23-1400002"
+#define LLD_REVISION "llvmorg-13.0.0-0-gd7b669b3a303-1400002"
#define LLD_REPOSITORY "FreeBSD"
-#define LLDB_REVISION "llvmorg-13.0.0-rc3-8-g08642a395f23"
+#define LLDB_REVISION "llvmorg-13.0.0-0-gd7b669b3a303"
#define LLDB_REPOSITORY "git@github.com:llvm/llvm-project.git"
diff --git a/lib/clang/include/llvm/Support/VCSRevision.h b/lib/clang/include/llvm/Support/VCSRevision.h
index ac6277e98d43..76c4f00a938c 100644
--- a/lib/clang/include/llvm/Support/VCSRevision.h
+++ b/lib/clang/include/llvm/Support/VCSRevision.h
@@ -1,3 +1,3 @@
/* $FreeBSD$ */
-#define LLVM_REVISION "llvmorg-13.0.0-rc3-8-g08642a395f23"
+#define LLVM_REVISION "llvmorg-13.0.0-0-gd7b669b3a303"
#define LLVM_REPOSITORY "git@github.com:llvm/llvm-project.git"
diff --git a/usr.bin/clang/llvm-readobj/Makefile b/usr.bin/clang/llvm-readobj/Makefile
index f9294d45491f..4b547d81c583 100644
--- a/usr.bin/clang/llvm-readobj/Makefile
+++ b/usr.bin/clang/llvm-readobj/Makefile
@@ -18,6 +18,22 @@ SRCS+= Win64EHDumper.cpp
SRCS+= WindowsResourceDumper.cpp
SRCS+= XCOFFDumper.cpp
+.include "${SRCTOP}/lib/clang/llvm.pre.mk"
+
+CFLAGS+= -I${.OBJDIR}
+
+INCFILE= Opts.inc
+TDFILE= ${LLVM_BASE}/${SRCDIR}/Opts.td
+GENOPT= -gen-opt-parser-defs
+${INCFILE}: ${TDFILE}
+ ${LLVM_TBLGEN} ${GENOPT} -I ${LLVM_SRCS}/include -d ${.TARGET:C/$/.d/} \
+ -o ${.TARGET} ${TDFILE}
+TGHDRS+= ${INCFILE}
+
+DEPENDFILES+= ${TGHDRS:C/$/.d/}
+DPSRCS+= ${TGHDRS}
+CLEANFILES+= ${TGHDRS} ${TGHDRS:C/$/.d/}
+
LIBADD+= z
LINKS+= ${BINDIR}/llvm-readobj ${BINDIR}/llvm-readelf