[clang] [FMV] Allow multi versioning without default declaration. (PR #85454)
Alexandros Lamprineas via cfe-commits
cfe-commits at lists.llvm.org
Sat Mar 23 11:04:20 PDT 2024
https://github.com/labrinea updated https://github.com/llvm/llvm-project/pull/85454
>From 289d36fd371f9f47e2ceb3a682e3c6d122341f3b Mon Sep 17 00:00:00 2001
From: Alexandros Lamprineas <alexandros.lamprineas at arm.com>
Date: Fri, 15 Mar 2024 19:25:16 +0000
Subject: [PATCH] [FMV] Allow multi versioning without default declaration.
This was a limitation which has now been lifted. Please read the
thread below for more details:
https://github.com/llvm/llvm-project/pull/84405#discussion_r1525583647
Basically it allows to separate versioned implementations across
different TUs without having to share private header files which
contain the default declaration.
The ACLE spec has been updated accordingly to make this explicit:
"Each version declaration should be visible at the translation
unit in which the corresponding function version resides."
https://github.com/ARM-software/acle/pull/310
If a resolver is required (because there is a caller in the TU),
then a default declaration is implicitly generated.
---
clang/lib/CodeGen/CodeGenModule.cpp | 131 ++++---
clang/lib/Sema/SemaDecl.cpp | 6 +-
clang/lib/Sema/SemaOverload.cpp | 44 ++-
clang/test/CodeGen/attr-target-version.c | 368 ++++++++++++------
clang/test/CodeGenCXX/attr-target-version.cpp | 62 +--
clang/test/Sema/aarch64-sme-func-attrs.c | 8 +-
clang/test/Sema/attr-target-version.c | 8 +-
clang/test/SemaCXX/attr-target-version.cpp | 11 +-
8 files changed, 403 insertions(+), 235 deletions(-)
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index cb153066b28dd1..ac81df8cf7adfe 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -3711,7 +3711,8 @@ void CodeGenModule::EmitGlobal(GlobalDecl GD) {
// Forward declarations are emitted lazily on first use.
if (!FD->doesThisDeclarationHaveABody()) {
- if (!FD->doesDeclarationForceExternallyVisibleDefinition())
+ if (!FD->doesDeclarationForceExternallyVisibleDefinition() &&
+ !FD->isTargetVersionMultiVersion())
return;
StringRef MangledName = getMangledName(GD);
@@ -4092,6 +4093,23 @@ llvm::GlobalValue::LinkageTypes getMultiversionLinkage(CodeGenModule &CGM,
return llvm::GlobalValue::WeakODRLinkage;
}
+static FunctionDecl *createDefaultTargetVersionFrom(const FunctionDecl *FD) {
+ DeclContext *DeclCtx = FD->getASTContext().getTranslationUnitDecl();
+ TypeSourceInfo *TInfo = FD->getTypeSourceInfo();
+ StorageClass SC = FD->getStorageClass();
+ DeclarationName Name = FD->getNameInfo().getName();
+
+ FunctionDecl *NewDecl =
+ FunctionDecl::Create(FD->getASTContext(), DeclCtx, FD->getBeginLoc(),
+ FD->getEndLoc(), Name, TInfo->getType(), TInfo, SC);
+
+ NewDecl->setIsMultiVersion();
+ NewDecl->addAttr(TargetVersionAttr::CreateImplicit(
+ NewDecl->getASTContext(), "default", NewDecl->getSourceRange()));
+
+ return NewDecl;
+}
+
void CodeGenModule::emitMultiVersionFunctions() {
std::vector<GlobalDecl> MVFuncsToEmit;
MultiVersionFuncs.swap(MVFuncsToEmit);
@@ -4099,70 +4117,54 @@ void CodeGenModule::emitMultiVersionFunctions() {
const auto *FD = cast<FunctionDecl>(GD.getDecl());
assert(FD && "Expected a FunctionDecl");
- bool EmitResolver = !FD->isTargetVersionMultiVersion();
+ auto createFunction = [&](const FunctionDecl *Decl, unsigned MVIdx = 0) {
+ GlobalDecl CurGD{Decl->isDefined() ? Decl->getDefinition() : Decl, MVIdx};
+ StringRef MangledName = getMangledName(CurGD);
+ llvm::Constant *Func = GetGlobalValue(MangledName);
+ if (!Func) {
+ if (Decl->isDefined()) {
+ EmitGlobalFunctionDefinition(CurGD, nullptr);
+ Func = GetGlobalValue(MangledName);
+ } else {
+ const CGFunctionInfo &FI = getTypes().arrangeGlobalDeclaration(CurGD);
+ llvm::FunctionType *Ty = getTypes().GetFunctionType(FI);
+ Func = GetAddrOfFunction(CurGD, Ty, /*ForVTable=*/false,
+ /*DontDefer=*/false, ForDefinition);
+ }
+ assert(Func && "This should have just been created");
+ }
+ return cast<llvm::Function>(Func);
+ };
+
+ bool HasDefaultDecl = !FD->isTargetVersionMultiVersion();
+ bool ShouldEmitResolver = !FD->isTargetVersionMultiVersion();
SmallVector<CodeGenFunction::MultiVersionResolverOption, 10> Options;
if (FD->isTargetMultiVersion()) {
getContext().forEachMultiversionedFunctionVersion(
- FD, [this, &GD, &Options, &EmitResolver](const FunctionDecl *CurFD) {
- GlobalDecl CurGD{
- (CurFD->isDefined() ? CurFD->getDefinition() : CurFD)};
- StringRef MangledName = getMangledName(CurGD);
- llvm::Constant *Func = GetGlobalValue(MangledName);
- if (!Func) {
- if (CurFD->isDefined()) {
- EmitGlobalFunctionDefinition(CurGD, nullptr);
- Func = GetGlobalValue(MangledName);
- } else {
- const CGFunctionInfo &FI =
- getTypes().arrangeGlobalDeclaration(GD);
- llvm::FunctionType *Ty = getTypes().GetFunctionType(FI);
- Func = GetAddrOfFunction(CurGD, Ty, /*ForVTable=*/false,
- /*DontDefer=*/false, ForDefinition);
- }
- assert(Func && "This should have just been created");
- }
- if (CurFD->getMultiVersionKind() == MultiVersionKind::Target) {
- const auto *TA = CurFD->getAttr<TargetAttr>();
- llvm::SmallVector<StringRef, 8> Feats;
+ FD, [&](const FunctionDecl *CurFD) {
+ llvm::SmallVector<StringRef, 8> Feats;
+ llvm::Function *Func = createFunction(CurFD);
+
+ if (const auto *TA = CurFD->getAttr<TargetAttr>()) {
TA->getAddedFeatures(Feats);
- Options.emplace_back(cast<llvm::Function>(Func),
- TA->getArchitecture(), Feats);
- } else {
- const auto *TVA = CurFD->getAttr<TargetVersionAttr>();
- if (CurFD->isUsed() || (TVA->isDefaultVersion() &&
- CurFD->doesThisDeclarationHaveABody()))
- EmitResolver = true;
- llvm::SmallVector<StringRef, 8> Feats;
+ Options.emplace_back(Func, TA->getArchitecture(), Feats);
+ } else if (const auto *TVA = CurFD->getAttr<TargetVersionAttr>()) {
+ bool HasDefaultDef = TVA->isDefaultVersion() &&
+ CurFD->doesThisDeclarationHaveABody();
+ HasDefaultDecl |= TVA->isDefaultVersion();
+ ShouldEmitResolver |= (CurFD->isUsed() || HasDefaultDef);
TVA->getFeatures(Feats);
- Options.emplace_back(cast<llvm::Function>(Func),
- /*Architecture*/ "", Feats);
- }
+ Options.emplace_back(Func, /*Architecture*/ "", Feats);
+ } else
+ llvm_unreachable("unexpected MultiVersionKind");
});
- } else if (FD->isTargetClonesMultiVersion()) {
- const auto *TC = FD->getAttr<TargetClonesAttr>();
- for (unsigned VersionIndex = 0; VersionIndex < TC->featuresStrs_size();
- ++VersionIndex) {
- if (!TC->isFirstOfVersion(VersionIndex))
+ } else if (const auto *TC = FD->getAttr<TargetClonesAttr>()) {
+ for (unsigned I = 0; I < TC->featuresStrs_size(); ++I) {
+ if (!TC->isFirstOfVersion(I))
continue;
- GlobalDecl CurGD{(FD->isDefined() ? FD->getDefinition() : FD),
- VersionIndex};
- StringRef Version = TC->getFeatureStr(VersionIndex);
- StringRef MangledName = getMangledName(CurGD);
- llvm::Constant *Func = GetGlobalValue(MangledName);
- if (!Func) {
- if (FD->isDefined()) {
- EmitGlobalFunctionDefinition(CurGD, nullptr);
- Func = GetGlobalValue(MangledName);
- } else {
- const CGFunctionInfo &FI =
- getTypes().arrangeGlobalDeclaration(CurGD);
- llvm::FunctionType *Ty = getTypes().GetFunctionType(FI);
- Func = GetAddrOfFunction(CurGD, Ty, /*ForVTable=*/false,
- /*DontDefer=*/false, ForDefinition);
- }
- assert(Func && "This should have just been created");
- }
+ llvm::Function *Func = createFunction(FD, I);
+ StringRef Version = TC->getFeatureStr(I);
StringRef Architecture;
llvm::SmallVector<StringRef, 1> Feature;
@@ -4180,16 +4182,23 @@ void CodeGenModule::emitMultiVersionFunctions() {
Feature.push_back(Version);
}
- Options.emplace_back(cast<llvm::Function>(Func), Architecture, Feature);
+ Options.emplace_back(Func, Architecture, Feature);
}
} else {
assert(0 && "Expected a target or target_clones multiversion function");
continue;
}
- if (!EmitResolver)
+ if (!ShouldEmitResolver)
continue;
+ if (!HasDefaultDecl) {
+ FunctionDecl *NewFD = createDefaultTargetVersionFrom(FD);
+ llvm::Function *Func = createFunction(NewFD);
+ llvm::SmallVector<StringRef, 1> Feats;
+ Options.emplace_back(Func, /*Architecture*/ "", Feats);
+ }
+
llvm::Constant *ResolverConstant = GetOrCreateMultiVersionResolver(GD);
if (auto *IFunc = dyn_cast<llvm::GlobalIFunc>(ResolverConstant)) {
ResolverConstant = IFunc->getResolver();
@@ -4480,7 +4489,9 @@ llvm::Constant *CodeGenModule::GetOrCreateLLVMFunction(
if (FD->isMultiVersion()) {
UpdateMultiVersionNames(GD, FD, MangledName);
- if (!IsForDefinition)
+ if (FD->isTargetVersionMultiVersion() && !FD->isUsed())
+ AddDeferredMultiVersionResolverToEmit(GD);
+ else if (!IsForDefinition)
return GetOrCreateMultiVersionResolver(GD);
}
}
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index aa754d47a0c43a..73ea155053d737 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -11441,9 +11441,9 @@ static bool CheckMultiVersionFirstFunction(Sema &S, FunctionDecl *FD) {
"Function lacks multiversion attribute");
const auto *TA = FD->getAttr<TargetAttr>();
const auto *TVA = FD->getAttr<TargetVersionAttr>();
- // Target and target_version only causes MV if it is default, otherwise this
- // is a normal function.
- if ((TA && !TA->isDefaultVersion()) || (TVA && !TVA->isDefaultVersion()))
+ // The target attribute only causes MV if this declaration is the default,
+ // otherwise it is treated as a normal function.
+ if (TA && !TA->isDefaultVersion())
return false;
if ((TA || TVA) && CheckMultiVersionValue(S, FD)) {
diff --git a/clang/lib/Sema/SemaOverload.cpp b/clang/lib/Sema/SemaOverload.cpp
index f6bd85bdc64692..51450e486eaeb4 100644
--- a/clang/lib/Sema/SemaOverload.cpp
+++ b/clang/lib/Sema/SemaOverload.cpp
@@ -6865,6 +6865,32 @@ static bool IsAcceptableNonMemberOperatorCandidate(ASTContext &Context,
return false;
}
+static bool isNonViableMultiVersionOverload(FunctionDecl *FD) {
+ if (FD->isTargetMultiVersionDefault())
+ return false;
+
+ if (!FD->getASTContext().getTargetInfo().getTriple().isAArch64())
+ return FD->isTargetMultiVersion();
+
+ if (!FD->isMultiVersion())
+ return false;
+
+ // Among multiple target versions consider either the default,
+ // or the first non-default in the absence of default version.
+ unsigned SeenAt = 0;
+ unsigned I = 0;
+ bool HasDefault = false;
+ FD->getASTContext().forEachMultiversionedFunctionVersion(
+ FD, [&](const FunctionDecl *CurFD) {
+ if (FD == CurFD)
+ SeenAt = I;
+ else if (CurFD->isTargetMultiVersionDefault())
+ HasDefault = true;
+ ++I;
+ });
+ return HasDefault || SeenAt != 0;
+}
+
/// AddOverloadCandidate - Adds the given function to the set of
/// candidate functions, using the given function call arguments. If
/// @p SuppressUserConversions, then don't allow user-defined
@@ -6970,11 +6996,7 @@ void Sema::AddOverloadCandidate(
}
}
- if (Function->isMultiVersion() &&
- ((Function->hasAttr<TargetAttr>() &&
- !Function->getAttr<TargetAttr>()->isDefaultVersion()) ||
- (Function->hasAttr<TargetVersionAttr>() &&
- !Function->getAttr<TargetVersionAttr>()->isDefaultVersion()))) {
+ if (isNonViableMultiVersionOverload(Function)) {
Candidate.Viable = false;
Candidate.FailureKind = ovl_non_default_multiversion_function;
return;
@@ -7637,11 +7659,7 @@ Sema::AddMethodCandidate(CXXMethodDecl *Method, DeclAccessPair FoundDecl,
return;
}
- if (Method->isMultiVersion() &&
- ((Method->hasAttr<TargetAttr>() &&
- !Method->getAttr<TargetAttr>()->isDefaultVersion()) ||
- (Method->hasAttr<TargetVersionAttr>() &&
- !Method->getAttr<TargetVersionAttr>()->isDefaultVersion()))) {
+ if (isNonViableMultiVersionOverload(Method)) {
Candidate.Viable = false;
Candidate.FailureKind = ovl_non_default_multiversion_function;
}
@@ -8127,11 +8145,7 @@ void Sema::AddConversionCandidate(
return;
}
- if (Conversion->isMultiVersion() &&
- ((Conversion->hasAttr<TargetAttr>() &&
- !Conversion->getAttr<TargetAttr>()->isDefaultVersion()) ||
- (Conversion->hasAttr<TargetVersionAttr>() &&
- !Conversion->getAttr<TargetVersionAttr>()->isDefaultVersion()))) {
+ if (isNonViableMultiVersionOverload(Conversion)) {
Candidate.Viable = false;
Candidate.FailureKind = ovl_non_default_multiversion_function;
}
diff --git a/clang/test/CodeGen/attr-target-version.c b/clang/test/CodeGen/attr-target-version.c
index 25129605e76ce4..dd4cbbf5a89860 100644
--- a/clang/test/CodeGen/attr-target-version.c
+++ b/clang/test/CodeGen/attr-target-version.c
@@ -109,21 +109,47 @@ int unused_with_implicit_default_def(void) { return 1; }
int unused_with_implicit_forward_default_def(void) { return 0; }
__attribute__((target_version("lse"))) int unused_with_implicit_forward_default_def(void) { return 1; }
-// This should generate a normal function.
+// This should generate a target version despite the default not being declared.
__attribute__((target_version("rdm"))) int unused_without_default(void) { return 0; }
+// These shouldn't generate anything.
+int unused_version_declarations(void);
+__attribute__((target_version("jscvt"))) int unused_version_declarations(void);
+__attribute__((target_version("rdma"))) int unused_version_declarations(void);
+
+// These should generate the default (mangled) version and the resolver.
+int default_def_with_version_decls(void) { return 0; }
+__attribute__((target_version("jscvt"))) int default_def_with_version_decls(void);
+__attribute__((target_version("rdma"))) int default_def_with_version_decls(void);
+
+// The following is guarded because in NOFMV we get errors for calling undeclared functions.
+#ifdef __HAVE_FUNCTION_MULTI_VERSIONING
+// This should generate a default declaration, two target versions and the resolver.
+__attribute__((target_version("jscvt"))) int used_def_without_default_decl(void) { return 1; }
+__attribute__((target_version("rdma"))) int used_def_without_default_decl(void) { return 2; }
+
+// This should generate a default declaration and the resolver.
+__attribute__((target_version("jscvt"))) int used_decl_without_default_decl(void);
+__attribute__((target_version("rdma"))) int used_decl_without_default_decl(void);
+
+int caller(void) { return used_def_without_default_decl() + used_decl_without_default_decl(); }
+#endif
+
//.
// CHECK: @__aarch64_cpu_features = external dso_local global { i64 }
// CHECK: @fmv.ifunc = weak_odr alias i32 (), ptr @fmv
// CHECK: @fmv_one.ifunc = weak_odr alias i32 (), ptr @fmv_one
// CHECK: @fmv_two.ifunc = weak_odr alias i32 (), ptr @fmv_two
// CHECK: @fmv_e.ifunc = weak_odr alias i32 (), ptr @fmv_e
+// CHECK: @fmv_d.ifunc = internal alias i32 (), ptr @fmv_d
// CHECK: @fmv_c.ifunc = weak_odr alias void (), ptr @fmv_c
// CHECK: @fmv_inline.ifunc = weak_odr alias i32 (), ptr @fmv_inline
-// CHECK: @fmv_d.ifunc = internal alias i32 (), ptr @fmv_d
// CHECK: @unused_with_default_def.ifunc = weak_odr alias i32 (), ptr @unused_with_default_def
// CHECK: @unused_with_implicit_default_def.ifunc = weak_odr alias i32 (), ptr @unused_with_implicit_default_def
// CHECK: @unused_with_implicit_forward_default_def.ifunc = weak_odr alias i32 (), ptr @unused_with_implicit_forward_default_def
+// CHECK: @default_def_with_version_decls.ifunc = weak_odr alias i32 (), ptr @default_def_with_version_decls
+// CHECK: @used_def_without_default_decl.ifunc = weak_odr alias i32 (), ptr @used_def_without_default_decl
+// CHECK: @used_decl_without_default_decl.ifunc = weak_odr alias i32 (), ptr @used_decl_without_default_decl
// CHECK: @fmv = weak_odr ifunc i32 (), ptr @fmv.resolver
// CHECK: @fmv_one = weak_odr ifunc i32 (), ptr @fmv_one.resolver
// CHECK: @fmv_two = weak_odr ifunc i32 (), ptr @fmv_two.resolver
@@ -131,97 +157,121 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
// CHECK: @fmv_e = weak_odr ifunc i32 (), ptr @fmv_e.resolver
// CHECK: @fmv_d = internal ifunc i32 (), ptr @fmv_d.resolver
// CHECK: @fmv_c = weak_odr ifunc void (), ptr @fmv_c.resolver
+// CHECK: @used_def_without_default_decl = weak_odr ifunc i32 (), ptr @used_def_without_default_decl.resolver
+// CHECK: @used_decl_without_default_decl = weak_odr ifunc i32 (), ptr @used_decl_without_default_decl.resolver
// CHECK: @unused_with_default_def = weak_odr ifunc i32 (), ptr @unused_with_default_def.resolver
// CHECK: @unused_with_implicit_default_def = weak_odr ifunc i32 (), ptr @unused_with_implicit_default_def.resolver
// CHECK: @unused_with_implicit_forward_default_def = weak_odr ifunc i32 (), ptr @unused_with_implicit_forward_default_def.resolver
+// CHECK: @default_def_with_version_decls = weak_odr ifunc i32 (), ptr @default_def_with_version_decls.resolver
//.
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv._Mflagm2Msme-i16i64
+// CHECK-LABEL: define {{[^@]+}}@fmv._MflagmMfp16fmlMrng
// CHECK-SAME: () #[[ATTR0:[0-9]+]] {
// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 1
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@fmv._Mflagm2Msme-i16i64
+// CHECK-SAME: () #[[ATTR1:[0-9]+]] {
+// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._MlseMsha2
-// CHECK-SAME: () #[[ATTR1:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR2:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 3
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._MdotprodMls64_accdata
-// CHECK-SAME: () #[[ATTR2:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR3:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 4
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._Mfp16fmlMmemtag
-// CHECK-SAME: () #[[ATTR3:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR4:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 5
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._MaesMfp
-// CHECK-SAME: () #[[ATTR4:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR5:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 6
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._McrcMls64_v
-// CHECK-SAME: () #[[ATTR5:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR6:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 7
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._Mbti
-// CHECK-SAME: () #[[ATTR6:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR7:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 8
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv._Msme2
-// CHECK-SAME: () #[[ATTR7:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR8:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 9
//
//
// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@fmv_one._Mls64Msimd
+// CHECK-SAME: () #[[ATTR5]] {
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 1
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_one._Mdpb
-// CHECK-SAME: () #[[ATTR8:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR10:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@fmv_two._Mfp
+// CHECK-SAME: () #[[ATTR5]] {
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 1
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_two._Msimd
-// CHECK-SAME: () #[[ATTR4]] {
+// CHECK-SAME: () #[[ATTR5]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_two._Mdgh
-// CHECK-SAME: () #[[ATTR9:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR11:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 3
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_two._Mfp16Msimd
-// CHECK-SAME: () #[[ATTR10:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR12:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 4
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@foo
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: [[CALL:%.*]] = call i32 @fmv()
// CHECK-NEXT: [[CALL1:%.*]] = call i32 @fmv_one()
@@ -371,35 +421,49 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_e.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 20
//
//
// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@fmv_d._Msb
+// CHECK-SAME: () #[[ATTR13:[0-9]+]] {
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 0
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@fmv_d.default
+// CHECK-SAME: () #[[ATTR11]] {
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 1
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 111
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_c._Mssbs
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret void
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_c.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret void
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@goo
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: [[CALL:%.*]] = call i32 @fmv_inline()
// CHECK-NEXT: [[CALL1:%.*]] = call i32 @fmv_e()
@@ -587,7 +651,7 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@recur
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: call void @reca()
// CHECK-NEXT: ret void
@@ -595,7 +659,7 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@main
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
// CHECK-NEXT: store i32 0, ptr [[RETVAL]], align 4
@@ -606,7 +670,7 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@hoo
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: [[FP1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[FP2:%.*]] = alloca ptr, align 8
@@ -623,228 +687,268 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@unused_with_forward_default_decl._Mmops
-// CHECK-SAME: () #[[ATTR12:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR14:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_extern_forward_default_decl._Mdotprod
-// CHECK-SAME: () #[[ATTR13:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR15:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_default_def.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_default_decl._Maes
+// CHECK-SAME: () #[[ATTR5]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 1
+// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_default_def.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_default_def._Msve
+// CHECK-SAME: () #[[ATTR16:[0-9]+]] {
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 0
+//
+//
+// CHECK: Function Attrs: noinline nounwind optnone
+// CHECK-LABEL: define {{[^@]+}}@unused_with_default_def.default
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_forward_default_def.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_default_def._Mfp16
+// CHECK-SAME: () #[[ATTR12]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_forward_default_def._Mlse
-// CHECK-SAME: () #[[ATTR14:[0-9]+]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_default_def.default
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv._MflagmMfp16fmlMrng
-// CHECK-SAME: () #[[ATTR15:[0-9]+]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_forward_default_def.default
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 1
+// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_one._Mls64Msimd
-// CHECK-SAME: () #[[ATTR4]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_forward_default_def._Mlse
+// CHECK-SAME: () #[[ATTR17:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_two._Mfp
-// CHECK-SAME: () #[[ATTR4]] {
+// CHECK-LABEL: define {{[^@]+}}@unused_without_default._Mrdm
+// CHECK-SAME: () #[[ATTR18:[0-9]+]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 1
+// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_default_decl._Maes
-// CHECK-SAME: () #[[ATTR4]] {
+// CHECK-LABEL: define {{[^@]+}}@default_def_with_version_decls.default
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_default_def._Msve
-// CHECK-SAME: () #[[ATTR16:[0-9]+]] {
+// CHECK-LABEL: define {{[^@]+}}@used_def_without_default_decl._Mjscvt
+// CHECK-SAME: () #[[ATTR21:[0-9]+]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 0
+// CHECK-NEXT: ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_with_implicit_default_def._Mfp16
-// CHECK-SAME: () #[[ATTR10]] {
+// CHECK-LABEL: define {{[^@]+}}@used_def_without_default_decl._Mrdm
+// CHECK-SAME: () #[[ATTR18]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 0
+// CHECK-NEXT: ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@unused_without_default
-// CHECK-SAME: () #[[ATTR17:[0-9]+]] {
+// CHECK-LABEL: define {{[^@]+}}@caller
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 0
+// CHECK-NEXT: [[CALL:%.*]] = call i32 @used_def_without_default_decl()
+// CHECK-NEXT: [[CALL1:%.*]] = call i32 @used_decl_without_default_decl()
+// CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL]], [[CALL1]]
+// CHECK-NEXT: ret i32 [[ADD]]
+//
+//
+// CHECK-LABEL: define {{[^@]+}}@used_def_without_default_decl.resolver() comdat {
+// CHECK-NEXT: resolver_entry:
+// CHECK-NEXT: call void @__init_cpu_features_resolver()
+// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 1048576
+// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 1048576
+// CHECK-NEXT: [[TMP3:%.*]] = and i1 true, [[TMP2]]
+// CHECK-NEXT: br i1 [[TMP3]], label [[RESOLVER_RETURN:%.*]], label [[RESOLVER_ELSE:%.*]]
+// CHECK: resolver_return:
+// CHECK-NEXT: ret ptr @used_def_without_default_decl._Mjscvt
+// CHECK: resolver_else:
+// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 64
+// CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 64
+// CHECK-NEXT: [[TMP7:%.*]] = and i1 true, [[TMP6]]
+// CHECK-NEXT: br i1 [[TMP7]], label [[RESOLVER_RETURN1:%.*]], label [[RESOLVER_ELSE2:%.*]]
+// CHECK: resolver_return1:
+// CHECK-NEXT: ret ptr @used_def_without_default_decl._Mrdm
+// CHECK: resolver_else2:
+// CHECK-NEXT: ret ptr @used_def_without_default_decl.default
+//
+//
+// CHECK-LABEL: define {{[^@]+}}@used_decl_without_default_decl.resolver() comdat {
+// CHECK-NEXT: resolver_entry:
+// CHECK-NEXT: call void @__init_cpu_features_resolver()
+// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 1048576
+// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 1048576
+// CHECK-NEXT: [[TMP3:%.*]] = and i1 true, [[TMP2]]
+// CHECK-NEXT: br i1 [[TMP3]], label [[RESOLVER_RETURN:%.*]], label [[RESOLVER_ELSE:%.*]]
+// CHECK: resolver_return:
+// CHECK-NEXT: ret ptr @used_decl_without_default_decl._Mjscvt
+// CHECK: resolver_else:
+// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 64
+// CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 64
+// CHECK-NEXT: [[TMP7:%.*]] = and i1 true, [[TMP6]]
+// CHECK-NEXT: br i1 [[TMP7]], label [[RESOLVER_RETURN1:%.*]], label [[RESOLVER_ELSE2:%.*]]
+// CHECK: resolver_return1:
+// CHECK-NEXT: ret ptr @used_decl_without_default_decl._Mrdm
+// CHECK: resolver_else2:
+// CHECK-NEXT: ret ptr @used_decl_without_default_decl.default
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mf64mmMpmullMsha1
-// CHECK-SAME: () #[[ATTR18:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR22:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MfcmaMfp16MrdmMsme
-// CHECK-SAME: () #[[ATTR19:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR23:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mf32mmMi8mmMsha3
-// CHECK-SAME: () #[[ATTR20:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR24:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 12
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MditMsve-ebf16
-// CHECK-SAME: () #[[ATTR21:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR25:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 8
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MdpbMrcpc2
-// CHECK-SAME: () #[[ATTR22:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR26:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 6
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mdpb2Mjscvt
-// CHECK-SAME: () #[[ATTR23:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR27:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 7
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MfrinttsMrcpc
-// CHECK-SAME: () #[[ATTR24:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR28:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 3
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MsveMsve-bf16
-// CHECK-SAME: () #[[ATTR25:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR29:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 4
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Msve2-aesMsve2-sha3
-// CHECK-SAME: () #[[ATTR26:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR30:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 5
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Msve2Msve2-bitpermMsve2-pmull128
-// CHECK-SAME: () #[[ATTR27:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR31:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 9
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mmemtag2Msve2-sm4
-// CHECK-SAME: () #[[ATTR28:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR32:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 10
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mmemtag3MmopsMrcpc3
-// CHECK-SAME: () #[[ATTR29:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR33:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 11
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MaesMdotprod
-// CHECK-SAME: () #[[ATTR13]] {
+// CHECK-SAME: () #[[ATTR15]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 13
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mfp16fmlMsimd
-// CHECK-SAME: () #[[ATTR3]] {
+// CHECK-SAME: () #[[ATTR4]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 14
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MfpMsm4
-// CHECK-SAME: () #[[ATTR30:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR34:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 15
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MlseMrdm
-// CHECK-SAME: () #[[ATTR31:[0-9]+]] {
+// CHECK-SAME: () #[[ATTR35:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 16
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@fmv_inline.default
-// CHECK-SAME: () #[[ATTR9]] {
+// CHECK-SAME: () #[[ATTR11]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 3
//
//
-// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_d._Msb
-// CHECK-SAME: () #[[ATTR32:[0-9]+]] {
-// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 0
-//
-//
-// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_d.default
-// CHECK-SAME: () #[[ATTR9]] {
-// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 1
-//
-//
// CHECK-LABEL: define {{[^@]+}}@unused_with_default_def.resolver() comdat {
// CHECK-NEXT: resolver_entry:
// CHECK-NEXT: call void @__init_cpu_features_resolver()
@@ -887,6 +991,28 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
// CHECK-NEXT: ret ptr @unused_with_implicit_forward_default_def.default
//
//
+// CHECK-LABEL: define {{[^@]+}}@default_def_with_version_decls.resolver() comdat {
+// CHECK-NEXT: resolver_entry:
+// CHECK-NEXT: call void @__init_cpu_features_resolver()
+// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 1048576
+// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 1048576
+// CHECK-NEXT: [[TMP3:%.*]] = and i1 true, [[TMP2]]
+// CHECK-NEXT: br i1 [[TMP3]], label [[RESOLVER_RETURN:%.*]], label [[RESOLVER_ELSE:%.*]]
+// CHECK: resolver_return:
+// CHECK-NEXT: ret ptr @default_def_with_version_decls._Mjscvt
+// CHECK: resolver_else:
+// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
+// CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 64
+// CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 64
+// CHECK-NEXT: [[TMP7:%.*]] = and i1 true, [[TMP6]]
+// CHECK-NEXT: br i1 [[TMP7]], label [[RESOLVER_RETURN1:%.*]], label [[RESOLVER_ELSE2:%.*]]
+// CHECK: resolver_return1:
+// CHECK-NEXT: ret ptr @default_def_with_version_decls._Mrdm
+// CHECK: resolver_else2:
+// CHECK-NEXT: ret ptr @default_def_with_version_decls.default
+//
+//
// CHECK-NOFMV: Function Attrs: noinline nounwind optnone
// CHECK-NOFMV-LABEL: define {{[^@]+}}@foo
// CHECK-NOFMV-SAME: () #[[ATTR0:[0-9]+]] {
@@ -995,40 +1121,50 @@ __attribute__((target_version("rdm"))) int unused_without_default(void) { return
// CHECK-NOFMV-NEXT: entry:
// CHECK-NOFMV-NEXT: ret i32 0
//
+//
+// CHECK-NOFMV: Function Attrs: noinline nounwind optnone
+// CHECK-NOFMV-LABEL: define {{[^@]+}}@default_def_with_version_decls
+// CHECK-NOFMV-SAME: () #[[ATTR0]] {
+// CHECK-NOFMV-NEXT: entry:
+// CHECK-NOFMV-NEXT: ret i32 0
+//
//.
-// CHECK: attributes #[[ATTR0]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+altnzcv,+bf16,+flagm,+sme,+sme-i16i64,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR1]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,+neon,+sha2,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR2]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+ls64,+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR3]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp16fml,+fullfp16,+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR4]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR5]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+crc,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR6]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bti,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR7]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+sme,+sme2,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR8]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccpp,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR9]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR10]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR11:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR12]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR13]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR14]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR15]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+flagm,+fp16fml,+fullfp16,+neon,+rand,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR0]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+flagm,+fp16fml,+fullfp16,+neon,+rand,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR1]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+altnzcv,+bf16,+flagm,+sme,+sme-i16i64,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR2]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,+neon,+sha2,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR3]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+ls64,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR4]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp16fml,+fullfp16,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR5]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR6]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+crc,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR7]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bti,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR8]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+sme,+sme2,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR9:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR10]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccpp,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR11]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR12]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR13]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+sb,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR14]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR15]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+neon,-fp-armv8,-v9.5a" }
// CHECK: attributes #[[ATTR16]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR17]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,+rdm,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR18]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+aes,+f64mm,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR19]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+complxnum,+fullfp16,+neon,+rdm,+sme,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR20]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+f32mm,+fullfp16,+i8mm,+neon,+sha2,+sha3,+sve,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR21]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+dit,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR22]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccpp,+rcpc,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR23]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccdp,+ccpp,+jsconv,+neon,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR24]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fptoint,+rcpc,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR25]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR26]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,+sve,+sve2,+sve2-aes,+sve2-sha3,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR27]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,+sve,+sve2,+sve2-aes,+sve2-bitperm,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR28]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+mte,+neon,+sve,+sve2,+sve2-sm4,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR29]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops,+mte,+rcpc,+rcpc3,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR30]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,+sm4,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR31]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,+neon,+rdm,-fp-armv8,-v9.5a" }
-// CHECK: attributes #[[ATTR32]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+sb,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR17]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR18]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,+rdm,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR19:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+jsconv,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR20:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,+rdm,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR21]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+jsconv,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR22]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+aes,+f64mm,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR23]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+complxnum,+fullfp16,+neon,+rdm,+sme,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR24]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+f32mm,+fullfp16,+i8mm,+neon,+sha2,+sha3,+sve,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR25]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+dit,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR26]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccpp,+rcpc,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR27]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+ccdp,+ccpp,+jsconv,+neon,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR28]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fptoint,+rcpc,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR29]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+fullfp16,+neon,+sve,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR30]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,+sve,+sve2,+sve2-aes,+sve2-sha3,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR31]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+neon,+sve,+sve2,+sve2-aes,+sve2-bitperm,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR32]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fullfp16,+mte,+neon,+sve,+sve2,+sve2-sm4,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR33]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops,+mte,+rcpc,+rcpc3,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR34]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+neon,+sm4,-fp-armv8,-v9.5a" }
+// CHECK: attributes #[[ATTR35]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse,+neon,+rdm,-fp-armv8,-v9.5a" }
//.
// CHECK-NOFMV: attributes #[[ATTR0]] = { noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fmv" }
// CHECK-NOFMV: attributes #[[ATTR1:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="-fmv" }
diff --git a/clang/test/CodeGenCXX/attr-target-version.cpp b/clang/test/CodeGenCXX/attr-target-version.cpp
index e06121d1a719fb..8b7273fe3bb517 100644
--- a/clang/test/CodeGenCXX/attr-target-version.cpp
+++ b/clang/test/CodeGenCXX/attr-target-version.cpp
@@ -35,7 +35,7 @@ struct MyClass {
int unused_with_implicit_forward_default_def(void);
int __attribute__((target_version("lse"))) unused_with_implicit_forward_default_def(void);
- // This should generate a normal function.
+ // This should generate a target version despite the default not being declared.
int __attribute__((target_version("rdm"))) unused_without_default(void);
};
@@ -75,6 +75,13 @@ int bar() {
// CHECK: @_ZN7MyClass32unused_with_implicit_default_defEv = weak_odr ifunc i32 (ptr), ptr @_ZN7MyClass32unused_with_implicit_default_defEv.resolver
// CHECK: @_ZN7MyClass40unused_with_implicit_forward_default_defEv = weak_odr ifunc i32 (ptr), ptr @_ZN7MyClass40unused_with_implicit_forward_default_defEv.resolver
//.
+// CHECK-LABEL: @_Z3fooi._Mbf16Msme-f64f64(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[DOTADDR:%.*]] = alloca i32, align 4
+// CHECK-NEXT: store i32 [[TMP0:%.*]], ptr [[DOTADDR]], align 4
+// CHECK-NEXT: ret i32 1
+//
+//
// CHECK-LABEL: @_Z3fooi.default(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[DOTADDR:%.*]] = alloca i32, align 4
@@ -82,6 +89,11 @@ int bar() {
// CHECK-NEXT: ret i32 2
//
//
+// CHECK-LABEL: @_Z3foov._Mebf16Msm4(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: ret i32 3
+//
+//
// CHECK-LABEL: @_Z3foov.default(
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 4
@@ -189,6 +201,14 @@ int bar() {
// CHECK-NEXT: ret i32 1
//
//
+// CHECK-LABEL: @_ZN7MyClass22unused_without_defaultEv._Mrdm(
+// CHECK-NEXT: entry:
+// CHECK-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
+// CHECK-NEXT: store ptr [[THIS:%.*]], ptr [[THIS_ADDR]], align 8
+// CHECK-NEXT: [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
+// CHECK-NEXT: ret i32 0
+//
+//
// CHECK-LABEL: @_Z3barv(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[M:%.*]] = alloca [[STRUCT_MYCLASS:%.*]], align 1
@@ -250,26 +270,6 @@ int bar() {
// CHECK-NEXT: ret ptr @_Z3foov.default
//
//
-// CHECK-LABEL: @_Z3fooi._Mbf16Msme-f64f64(
-// CHECK-NEXT: entry:
-// CHECK-NEXT: [[DOTADDR:%.*]] = alloca i32, align 4
-// CHECK-NEXT: store i32 [[TMP0:%.*]], ptr [[DOTADDR]], align 4
-// CHECK-NEXT: ret i32 1
-//
-//
-// CHECK-LABEL: @_Z3foov._Mebf16Msm4(
-// CHECK-NEXT: entry:
-// CHECK-NEXT: ret i32 3
-//
-//
-// CHECK-LABEL: @_ZN7MyClass22unused_without_defaultEv(
-// CHECK-NEXT: entry:
-// CHECK-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
-// CHECK-NEXT: store ptr [[THIS:%.*]], ptr [[THIS_ADDR]], align 8
-// CHECK-NEXT: [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
-// CHECK-NEXT: ret i32 0
-//
-//
// CHECK-LABEL: @_ZN7MyClass23unused_with_default_defEv.resolver(
// CHECK-NEXT: resolver_entry:
// CHECK-NEXT: call void @__init_cpu_features_resolver()
@@ -312,16 +312,16 @@ int bar() {
// CHECK-NEXT: ret ptr @_ZN7MyClass40unused_with_implicit_forward_default_defEv.default
//
//.
-// CHECK: attributes #[[ATTR0:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
-// CHECK: attributes #[[ATTR1:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+crc" }
-// CHECK: attributes #[[ATTR2:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+fp-armv8,+neon" }
-// CHECK: attributes #[[ATTR3:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops" }
-// CHECK: attributes #[[ATTR4:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+neon" }
-// CHECK: attributes #[[ATTR5:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+neon,+sve" }
-// CHECK: attributes #[[ATTR6:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+neon" }
-// CHECK: attributes #[[ATTR7:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse" }
-// CHECK: attributes #[[ATTR8:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+sme,+sme-f64f64" }
-// CHECK: attributes #[[ATTR9:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+fp-armv8,+neon,+sm4" }
+// CHECK: attributes #[[ATTR0:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+sme,+sme-f64f64" }
+// CHECK: attributes #[[ATTR1:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
+// CHECK: attributes #[[ATTR2:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+fp-armv8,+neon,+sm4" }
+// CHECK: attributes #[[ATTR3:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+crc" }
+// CHECK: attributes #[[ATTR4:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+dotprod,+fp-armv8,+neon" }
+// CHECK: attributes #[[ATTR5:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops" }
+// CHECK: attributes #[[ATTR6:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+neon" }
+// CHECK: attributes #[[ATTR7:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+neon,+sve" }
+// CHECK: attributes #[[ATTR8:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+neon" }
+// CHECK: attributes #[[ATTR9:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse" }
// CHECK: attributes #[[ATTR10:[0-9]+]] = { mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+neon,+rdm" }
// CHECK: attributes #[[ATTR11:[0-9]+]] = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
//.
diff --git a/clang/test/Sema/aarch64-sme-func-attrs.c b/clang/test/Sema/aarch64-sme-func-attrs.c
index 47dbeca206a94e..bfc8768c3f36e1 100644
--- a/clang/test/Sema/aarch64-sme-func-attrs.c
+++ b/clang/test/Sema/aarch64-sme-func-attrs.c
@@ -483,14 +483,16 @@ void just_fine(void) {}
__arm_locally_streaming
__attribute__((target_version("sme2")))
-void just_fine_locally_streaming(void) {}
+void incompatible_locally_streaming(void) {}
+// expected-error at -1 {{attribute 'target_version' multiversioning cannot be combined with attribute '__arm_locally_streaming'}}
+// expected-cpp-error at -2 {{attribute 'target_version' multiversioning cannot be combined with attribute '__arm_locally_streaming'}}
__attribute__((target_version("default")))
-void just_fine_locally_streaming(void) {}
+void incompatible_locally_streaming(void) {}
void fmv_caller() {
cannot_work_version();
cannot_work_clones();
just_fine();
- just_fine_locally_streaming();
+ incompatible_locally_streaming();
}
diff --git a/clang/test/Sema/attr-target-version.c b/clang/test/Sema/attr-target-version.c
index e2940c434c2ff5..cd5be459456eb7 100644
--- a/clang/test/Sema/attr-target-version.c
+++ b/clang/test/Sema/attr-target-version.c
@@ -68,13 +68,15 @@ int __attribute__((target_version(""))) unsup1(void) { return 1; }
void __attribute__((target_version("crc32"))) unsup2(void) {}
void __attribute__((target_version("default+fp16"))) koo(void) {}
+//expected-error at -1 {{function multiversioning doesn't support feature 'default'}}
void __attribute__((target_version("default+default+default"))) loo(void) {}
+//expected-error at -1 {{function multiversioning doesn't support feature 'default'}}
void __attribute__((target_version("rdm+rng+crc"))) redef(void) {}
//expected-error at +2 {{redefinition of 'redef'}}
//expected-note at -2 {{previous definition is here}}
void __attribute__((target_version("rdm+rng+crc"))) redef(void) {}
-int __attribute__((target_version("sm4"))) def(void);
+int def(void);
void __attribute__((target_version("dit"))) nodef(void);
void __attribute__((target_version("ls64"))) nodef(void);
void __attribute__((target_version("aes"))) ovl(void);
@@ -83,7 +85,6 @@ int bar() {
// expected-error at +2 {{reference to overloaded function could not be resolved; did you mean to call it?}}
// expected-note at -3 {{possible target for call}}
ovl++;
- // expected-error at +1 {{no matching function for call to 'nodef'}}
nodef();
return def();
}
@@ -92,8 +93,6 @@ int __attribute__((target_version("sha1"))) def(void) { return 1; }
int __attribute__((target_version("sve"))) prot();
// expected-error at -1 {{multiversioned function must have a prototype}}
-// expected-note at +1 {{function multiversioning caused by this declaration}}
-int __attribute__((target_version("fcma"))) prot();
int __attribute__((target_version("pmull"))) rtype(int);
// expected-error at +1 {{multiversioned function declaration has a different return type}}
@@ -104,6 +103,7 @@ int __attribute__((target_version("sha2"))) combine(void) { return 1; }
int __attribute__((aarch64_vector_pcs, target_version("sha3"))) combine(void) { return 2; }
int __attribute__((target_version("fp+aes+pmull+rcpc"))) unspec_args() { return -1; }
+// expected-error at -1 {{multiversioned function must have a prototype}}
// expected-error at +1 {{multiversioned function must have a prototype}}
int __attribute__((target_version("default"))) unspec_args() { return 0; }
int cargs() { return unspec_args(); }
diff --git a/clang/test/SemaCXX/attr-target-version.cpp b/clang/test/SemaCXX/attr-target-version.cpp
index 0bd710c4e282ad..b3385f043590f8 100644
--- a/clang/test/SemaCXX/attr-target-version.cpp
+++ b/clang/test/SemaCXX/attr-target-version.cpp
@@ -9,7 +9,6 @@ void __attribute__((target_version("rcpc3"))) no_def(void);
void __attribute__((target_version("mops"))) no_def(void);
void __attribute__((target_version("rdma"))) no_def(void);
-// expected-error at +1 {{no matching function for call to 'no_def'}}
void foo(void) { no_def(); }
constexpr int __attribute__((target_version("sve2"))) diff_const(void) { return 1; }
@@ -41,6 +40,7 @@ inline int __attribute__((target_version("sme"))) diff_inline(void) { return 1;
int __attribute__((target_version("fp16"))) diff_inline(void) { return 2; }
inline int __attribute__((target_version("sme"))) diff_inline1(void) { return 1; }
+//expected-error at +1 {{multiversioned function declaration has a different inline specification}}
int __attribute__((target_version("default"))) diff_inline1(void) { return 2; }
int __attribute__((target_version("fcma"))) diff_type1(void) { return 1; }
@@ -59,8 +59,7 @@ int __attribute__((target_version("sve2-sha3"))) diff_type3(void) noexcept(true)
template <typename T> int __attribute__((target_version("default"))) temp(T) { return 1; }
template <typename T> int __attribute__((target_version("simd"))) temp1(T) { return 1; }
-// expected-error at +1 {{attribute 'target_version' multiversioned functions do not yet support function templates}}
-template <typename T> int __attribute__((target_version("sha3"))) temp1(T) { return 2; }
+// expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support function templates}}
extern "C" {
int __attribute__((target_version("aes"))) extc(void) { return 1; }
@@ -70,17 +69,23 @@ int __attribute__((target_version("lse"))) extc(void) { return 1; }
auto __attribute__((target_version("default"))) ret1(void) { return 1; }
auto __attribute__((target_version("dpb"))) ret2(void) { return 1; }
+// expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support deduced return types}}
auto __attribute__((target_version("dpb2"))) ret3(void) -> int { return 1; }
class Cls {
__attribute__((target_version("rng"))) Cls();
+ // expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support constructors}}
__attribute__((target_version("sve-i8mm"))) ~Cls();
+ // expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support destructors}}
Cls &__attribute__((target_version("f32mm"))) operator=(const Cls &) = default;
+ // expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support defaulted functions}}
Cls &__attribute__((target_version("ssbs"))) operator=(Cls &&) = delete;
+ // expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support deleted functions}}
virtual void __attribute__((target_version("default"))) vfunc();
virtual void __attribute__((target_version("sm4"))) vfunc1();
+ // expected-error at -1 {{attribute 'target_version' multiversioned functions do not yet support virtual functions}}
};
__attribute__((target_version("sha3"))) void Decl();
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