27 "No vector functions library"),
29 "Accelerate framework"),
31 "Darwin_libsystem_m",
"Darwin libsystem_m"),
33 "GLIBC Vector Math library"),
35 "IBM MASS vector library"),
37 "Intel SVML library"),
39 "SIMD Library for Evaluating Elementary Functions"),
41 "Arm Performance Libraries"),
43 "AMD vector math library")));
45StringLiteral const TargetLibraryInfoImpl::StandardNames[LibFunc::NumLibFuncs] =
47#define TLI_DEFINE_STRING
48#include "llvm/Analysis/TargetLibraryInfo.def"
52 assert(!VectorFnName.
empty() &&
"Vector function name must not be empty.");
55 Out << VABIPrefix <<
"_" << ScalarFnName <<
"(" << VectorFnName <<
")";
56 return std::string(Out.
str());
87#include "llvm/Analysis/TargetLibraryInfo.def"
91 "Missing library function signatures");
102 if (
T.isMacOSX() &&
T.isMacOSXVersionLT(10, 9))
105 if (
T.isiOS() &&
T.isOSVersionLT(7, 0))
115 return TT.isGNUEnvironment() || TT.isMusl();
118 return TT.isOSFreeBSD() || TT.isOSSolaris();
137 if (!FuncTy->getReturnType()->isPointerTy() &&
138 !FuncTy->getReturnType()->isIntegerTy() &&
139 !FuncTy->getReturnType()->isVoidTy())
142 for (
auto *Param : FuncTy->params()) {
143 if (!Param->isPointerTy() && !Param->isIntegerTy())
159 return ::isCallingConvCCompatible(
F->getCallingConv(),
160 F->getParent()->getTargetTriple(),
161 F->getFunctionType());
165 bool ShouldExtI32Param, ShouldExtI32Return;
166 bool ShouldSignExtI32Param, ShouldSignExtI32Return;
168 ShouldExtI32Param, ShouldExtI32Return, ShouldSignExtI32Param,
169 ShouldSignExtI32Return,
T);
218 if (
T.isMacOSXVersionLT(10, 5)) {
223 }
else if (
T.isiOS()) {
224 if (
T.isOSVersionLT(3, 0)) {
229 }
else if (!
T.isWatchOS()) {
248 !
T.isMacOSXVersionLT(10, 7)) {
273 if (
T.isOSWindows() && !
T.isOSCygMing()) {
279 bool hasPartialC99 =
true;
280 if (
T.isKnownWindowsMSVCEnvironment()) {
282 hasPartialC99 = (
Version.getMajor() == 0 ||
Version.getMajor() >= 19);
288 bool hasPartialFloat = (isARM ||
292 if (!hasPartialFloat) {
347 if (!hasPartialC99) {
431 if (
T.isOSWindows() && !
T.isWindowsCygwinEnvironment()) {
473 if (
T.isOSMSVCRT()) {
511 TLI.
setUnavailable(LibFunc_ZnwmSt11align_val_tRKSt9nothrow_t12__hot_cold_t);
514 TLI.
setUnavailable(LibFunc_ZnamSt11align_val_tRKSt9nothrow_t12__hot_cold_t);
545 if (
T.isMacOSXVersionLT(10, 9)) {
558 if (!
T.isWatchOS() &&
559 (
T.isOSVersionLT(7, 0) || (
T.isOSVersionLT(9, 0) &&
T.isX86()))) {
621 if (!
T.isOSFreeBSD()) {
629 if (!
T.isOSLinux() || !
T.isGNUEnvironment()) {
637 if (!
T.isAndroid() && !
T.isMusl())
701 if ((
T.isOSLinux() &&
T.isGNUEnvironment()) ||
702 (
T.isAndroid() && !
T.isAndroidVersionLT(28))) {
716 if (
T.isAndroid() &&
T.isAndroidVersionLT(21)) {
905 memset(AvailableArray, 0,
sizeof(AvailableArray));
911 memset(AvailableArray, -1,
sizeof(AvailableArray));
917 : CustomNames(TLI.CustomNames), ShouldExtI32Param(TLI.ShouldExtI32Param),
918 ShouldExtI32Return(TLI.ShouldExtI32Return),
919 ShouldSignExtI32Param(TLI.ShouldSignExtI32Param),
920 ShouldSignExtI32Return(TLI.ShouldSignExtI32Return),
921 SizeOfInt(TLI.SizeOfInt) {
922 memcpy(AvailableArray, TLI.AvailableArray,
sizeof(AvailableArray));
923 VectorDescs = TLI.VectorDescs;
924 ScalarDescs = TLI.ScalarDescs;
928 : CustomNames(
std::
move(TLI.CustomNames)),
929 ShouldExtI32Param(TLI.ShouldExtI32Param),
930 ShouldExtI32Return(TLI.ShouldExtI32Return),
931 ShouldSignExtI32Param(TLI.ShouldSignExtI32Param),
932 ShouldSignExtI32Return(TLI.ShouldSignExtI32Return),
933 SizeOfInt(TLI.SizeOfInt) {
934 std::move(std::begin(TLI.AvailableArray), std::end(TLI.AvailableArray),
936 VectorDescs = TLI.VectorDescs;
937 ScalarDescs = TLI.ScalarDescs;
941 CustomNames = TLI.CustomNames;
942 ShouldExtI32Param = TLI.ShouldExtI32Param;
943 ShouldExtI32Return = TLI.ShouldExtI32Return;
944 ShouldSignExtI32Param = TLI.ShouldSignExtI32Param;
945 ShouldSignExtI32Return = TLI.ShouldSignExtI32Return;
946 SizeOfInt = TLI.SizeOfInt;
947 memcpy(AvailableArray, TLI.AvailableArray,
sizeof(AvailableArray));
952 CustomNames = std::move(TLI.CustomNames);
953 ShouldExtI32Param = TLI.ShouldExtI32Param;
954 ShouldExtI32Return = TLI.ShouldExtI32Return;
955 ShouldSignExtI32Param = TLI.ShouldSignExtI32Param;
956 ShouldSignExtI32Return = TLI.ShouldSignExtI32Return;
957 SizeOfInt = TLI.SizeOfInt;
958 std::move(std::begin(TLI.AvailableArray), std::end(TLI.AvailableArray),
979 for (
const auto &Func : StandardNames)
986 if (funcName.
empty())
992 if (
auto Loc = Indices.
find(funcName); Loc != Indices.
end()) {
1002 unsigned SizeTBits) {
1048bool TargetLibraryInfoImpl::isValidProtoForLibFunc(
const FunctionType &FTy,
1051 unsigned NumParams = FTy.getNumParams();
1057 case LibFunc_cabsl: {
1059 if (!
RetTy->isFloatingPointTy())
1062 Type *ParamTy = FTy.getParamType(0);
1069 else if (NumParams == 2)
1070 return ParamTy ==
RetTy && FTy.getParamType(1) ==
RetTy;
1076 case LibFunc_sincospi_stret:
1077 case LibFunc_sincospif_stret: {
1082 Type *ParamTy = FTy.getParamType(0);
1083 if (
auto *Ty = dyn_cast<StructType>(
RetTy)) {
1084 if (Ty->getNumElements() != 2)
1086 return (Ty->getElementType(0) == ParamTy &&
1087 Ty->getElementType(1) == ParamTy);
1090 if (
auto *Ty = dyn_cast<FixedVectorType>(
RetTy)) {
1091 if (Ty->getNumElements() != 2)
1093 return Ty->getElementType() == ParamTy;
1110 Type *Ty = FTy.getReturnType(), *LastTy = Ty;
1112 for (
auto TyID : ProtoTypes) {
1118 if (TyID ==
Ellip) {
1123 return FTy.isFunctionVarArg();
1127 assert(
Idx != 0 &&
"Type ID 'Same' must not be first!");
1131 if (!Ty || !
matchType(TyID, Ty, IntBits, SizeTBits))
1136 if (
Idx == NumParams) {
1144 Ty = FTy.getParamType(
Idx++);
1149 return Idx == NumParams + 1 && !FTy.isFunctionVarArg();
1160 assert(M &&
"Expecting FDecl to be connected to a Module.");
1162 if (FDecl.LibFuncCache == Function::UnknownLibFunc)
1169 F = FDecl.LibFuncCache;
1179 F = Ty->
isDoubleTy() ? LibFunc_fmod : LibFunc_fmodf;
1184 memset(AvailableArray, 0,
sizeof(AvailableArray));
1188 return LHS.getScalarFnName() <
RHS.getScalarFnName();
1192 return LHS.getVectorFnName() <
RHS.getVectorFnName();
1196 return LHS.getScalarFnName() < S;
1208#define TLI_DEFINE_ACCELERATE_VECFUNCS
1209#include "llvm/Analysis/VecFuncs.def"
1210#undef TLI_DEFINE_ACCELERATE_VECFUNCS
1214#define TLI_DEFINE_DARWIN_LIBSYSTEM_M_VECFUNCS
1215#include "llvm/Analysis/VecFuncs.def"
1216#undef TLI_DEFINE_DARWIN_LIBSYSTEM_M_VECFUNCS
1220#define TLI_DEFINE_LIBMVEC_X86_VECFUNCS
1221#include "llvm/Analysis/VecFuncs.def"
1222#undef TLI_DEFINE_LIBMVEC_X86_VECFUNCS
1226#define TLI_DEFINE_MASSV_VECFUNCS
1227#include "llvm/Analysis/VecFuncs.def"
1228#undef TLI_DEFINE_MASSV_VECFUNCS
1232#define TLI_DEFINE_SVML_VECFUNCS
1233#include "llvm/Analysis/VecFuncs.def"
1234#undef TLI_DEFINE_SVML_VECFUNCS
1238#define TLI_DEFINE_SLEEFGNUABI_VF2_VECFUNCS
1239#define TLI_DEFINE_VECFUNC(SCAL, VEC, VF, VABI_PREFIX) \
1240 {SCAL, VEC, VF, false, VABI_PREFIX},
1241#include "llvm/Analysis/VecFuncs.def"
1242#undef TLI_DEFINE_SLEEFGNUABI_VF2_VECFUNCS
1245#define TLI_DEFINE_SLEEFGNUABI_VF4_VECFUNCS
1246#define TLI_DEFINE_VECFUNC(SCAL, VEC, VF, VABI_PREFIX) \
1247 {SCAL, VEC, VF, false, VABI_PREFIX},
1248#include "llvm/Analysis/VecFuncs.def"
1249#undef TLI_DEFINE_SLEEFGNUABI_VF4_VECFUNCS
1252#define TLI_DEFINE_SLEEFGNUABI_SCALABLE_VECFUNCS
1253#define TLI_DEFINE_VECFUNC(SCAL, VEC, VF, MASK, VABI_PREFIX) \
1254 {SCAL, VEC, VF, MASK, VABI_PREFIX},
1255#include "llvm/Analysis/VecFuncs.def"
1256#undef TLI_DEFINE_SLEEFGNUABI_SCALABLE_VECFUNCS
1260#define TLI_DEFINE_ARMPL_VECFUNCS
1261#define TLI_DEFINE_VECFUNC(SCAL, VEC, VF, MASK, VABI_PREFIX) \
1262 {SCAL, VEC, VF, MASK, VABI_PREFIX},
1263#include "llvm/Analysis/VecFuncs.def"
1264#undef TLI_DEFINE_ARMPL_VECFUNCS
1268#define TLI_DEFINE_AMDLIBM_VECFUNCS
1269#define TLI_DEFINE_VECFUNC(SCAL, VEC, VF, MASK, VABI_PREFIX) \
1270 {SCAL, VEC, VF, MASK, VABI_PREFIX},
1271#include "llvm/Analysis/VecFuncs.def"
1272#undef TLI_DEFINE_AMDLIBM_VECFUNCS
1299 switch (TargetTriple.
getArch()) {
1312 switch (TargetTriple.
getArch()) {
1333 if (funcName.
empty())
1336 std::vector<VecDesc>::const_iterator
I =
1338 return I != VectorDescs.end() &&
StringRef(
I->getScalarFnName()) == funcName;
1356 std::vector<VecDesc>::const_iterator
I =
1358 while (
I != VectorDescs.end() &&
StringRef(
I->getScalarFnName()) ==
F) {
1359 if ((
I->getVectorizationFactor() == VF) && (
I->isMasked() ==
Masked))
1368 if (!BaselineInfoImpl)
1375 if (
auto *ShortWChar = cast_or_null<ConstantAsMetadata>(
1376 M.getModuleFlag(
"wchar_size")))
1377 return cast<ConstantInt>(ShortWChar->getValue())->getZExtValue();
1394 return M.getDataLayout().getPointerSizeInBits(
AddressSpace);
1421 "Target Library Information",
false,
true)
1434 if (ScalarF.
empty())
1437 std::vector<VecDesc>::const_iterator
I =
1439 while (
I != VectorDescs.end() &&
StringRef(
I->getScalarFnName()) == ScalarF) {
1441 I->getVectorizationFactor().isScalable() ? &ScalableVF : &FixedVF;
1443 *VF =
I->getVectorizationFactor();
#define clEnumValN(ENUMVAL, FLAGNAME, DESC)
This file contains the declarations for the subclasses of Constant, which represent the different fla...
Returns the sub type a function will return at a given Idx Should correspond to the result type of an ExtractValue instruction executed with just that one unsigned Idx
This file defines the DenseMap class.
Module.h This file contains the declarations for the Module class.
#define INITIALIZE_PASS(passName, arg, name, cfg, analysis)
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
This file defines the SmallString class.
static bool hasSinCosPiStret(const Triple &T)
static StringRef sanitizeFunctionName(StringRef funcName)
static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T, ArrayRef< StringLiteral > StandardNames)
Initialize the set of available library functions based on the specified target triple.
static const VecDesc VecFuncs_MASSV[]
static void initializeLibCalls(TargetLibraryInfoImpl &TLI, const Triple &T, ArrayRef< StringLiteral > StandardNames)
Initialize the set of available library functions based on the specified target triple.
static bool matchType(FuncArgTypeID ArgTy, const Type *Ty, unsigned IntBits, unsigned SizeTBits)
static bool hasBcmp(const Triple &TT)
static const VecDesc VecFuncs_SLEEFGNUABI_VF2[]
static void initializeBase(TargetLibraryInfoImpl &TLI, const Triple &T)
static bool compareByScalarFnName(const VecDesc &LHS, const VecDesc &RHS)
static bool compareByVectorFnName(const VecDesc &LHS, const VecDesc &RHS)
static const VecDesc VecFuncs_SLEEFGNUABI_VF4[]
static const FuncProtoTy Signatures[]
static bool isCallingConvCCompatible(CallingConv::ID CC, StringRef TT, FunctionType *FuncTy)
static const VecDesc VecFuncs_ArmPL[]
const VecDesc VecFuncs_AMDLIBM[]
static const VecDesc VecFuncs_LIBMVEC_X86[]
static const VecDesc VecFuncs_DarwinLibSystemM[]
static const VecDesc VecFuncs_SVML[]
static cl::opt< TargetLibraryInfoImpl::VectorLibrary > ClVectorLibrary("vector-library", cl::Hidden, cl::desc("Vector functions library"), cl::init(TargetLibraryInfoImpl::NoLibrary), cl::values(clEnumValN(TargetLibraryInfoImpl::NoLibrary, "none", "No vector functions library"), clEnumValN(TargetLibraryInfoImpl::Accelerate, "Accelerate", "Accelerate framework"), clEnumValN(TargetLibraryInfoImpl::DarwinLibSystemM, "Darwin_libsystem_m", "Darwin libsystem_m"), clEnumValN(TargetLibraryInfoImpl::LIBMVEC_X86, "LIBMVEC-X86", "GLIBC Vector Math library"), clEnumValN(TargetLibraryInfoImpl::MASSV, "MASSV", "IBM MASS vector library"), clEnumValN(TargetLibraryInfoImpl::SVML, "SVML", "Intel SVML library"), clEnumValN(TargetLibraryInfoImpl::SLEEFGNUABI, "sleefgnuabi", "SIMD Library for Evaluating Elementary Functions"), clEnumValN(TargetLibraryInfoImpl::ArmPL, "ArmPL", "Arm Performance Libraries"), clEnumValN(TargetLibraryInfoImpl::AMDLIBM, "AMDLIBM", "AMD vector math library")))
std::array< FuncArgTypeID, 8 > FuncProtoTy
static const VecDesc VecFuncs_SLEEFGNUABI_VFScalable[]
static bool compareWithScalarFnName(const VecDesc &LHS, StringRef S)
static const VecDesc VecFuncs_Accelerate[]
static DenseMap< StringRef, LibFunc > buildIndexMap(ArrayRef< StringLiteral > StandardNames)
A container for analyses that lazily runs them and caches their results.
ArrayRef - Represent a constant reference to an array (0 or more elements consecutively in memory),...
Base class for all callable instructions (InvokeInst and CallInst) Holds everything related to callin...
CallingConv::ID getCallingConv() const
FunctionType * getFunctionType() const
iterator find(const_arg_type_t< KeyT > Val)
void reserve(size_type NumEntries)
Grow the densemap so that it can contain at least NumEntries items before resizing again.
static constexpr ElementCount getScalable(ScalarTy MinVal)
static constexpr ElementCount getFixed(ScalarTy MinVal)
FunctionType * getFunctionType() const
Returns the FunctionType for me.
bool isIntrinsic() const
isIntrinsic - Returns true if the function's name starts with "llvm.".
static StringRef dropLLVMManglingEscape(StringRef Name)
If the given string begins with the GlobalValue name mangling escape character '\1',...
Module * getParent()
Get the module that this global value is contained inside of...
ImmutablePass class - This class is used to provide information that does not need to be run.
const Module * getModule() const
Return the module owning the function this instruction belongs to or nullptr it the function does not...
A Module instance is used to store all the information related to an LLVM module.
const std::string & getTargetTriple() const
Get the target triple which is a string describing the target host.
static PassRegistry * getPassRegistry()
getPassRegistry - Access the global registry object, which is automatically initialized at applicatio...
SmallString - A SmallString is just a SmallVector with methods and accessors that make it work better...
A wrapper around a string literal that serves as a proxy for constructing global tables of StringRefs...
StringRef - Represent a constant reference to a string, i.e.
constexpr bool empty() const
empty - Check if the string is empty.
bool contains(StringRef Other) const
Return true if the given string is a substring of *this, and false otherwise.
TargetLibraryInfo run(const Function &F, FunctionAnalysisManager &)
Implementation of the target library information.
void setShouldExtI32Param(bool Val)
Set to true iff i32 parameters to library functions should have signext or zeroext attributes if they...
void setShouldExtI32Return(bool Val)
Set to true iff i32 results from library functions should have signext or zeroext attributes if they ...
unsigned getWCharSize(const Module &M) const
Returns the size of the wchar_t type in bytes or 0 if the size is unknown.
bool getLibFunc(StringRef funcName, LibFunc &F) const
Searches for a particular function name.
void getWidestVF(StringRef ScalarF, ElementCount &FixedVF, ElementCount &Scalable) const
Returns the largest vectorization factor used in the list of vector functions.
bool isFunctionVectorizable(StringRef F, const ElementCount &VF) const
Return true if the function F has a vector equivalent with vectorization factor VF.
void setShouldSignExtI32Param(bool Val)
Set to true iff i32 parameters to library functions should have signext attribute if they correspond ...
void setAvailableWithName(LibFunc F, StringRef Name)
Forces a function to be marked as available and provide an alternate name that must be used.
unsigned getIntSize() const
Get size of a C-level int or unsigned int, in bits.
void addVectorizableFunctionsFromVecLib(enum VectorLibrary VecLib, const llvm::Triple &TargetTriple)
Calls addVectorizableFunctions with a known preset of functions for the given vector library.
void setIntSize(unsigned Bits)
Initialize the C-level size of an integer.
unsigned getSizeTSize(const Module &M) const
Returns the size of the size_t type in bits.
void addVectorizableFunctions(ArrayRef< VecDesc > Fns)
Add a set of scalar -> vector mappings, queryable via getVectorizedFunction and getScalarizedFunction...
const VecDesc * getVectorMappingInfo(StringRef F, const ElementCount &VF, bool Masked) const
Return a pointer to a VecDesc object holding all info for scalar to vector mappings in TLI for the eq...
static bool isCallingConvCCompatible(CallBase *CI)
Returns true if call site / callee has cdecl-compatible calling conventions.
void setShouldSignExtI32Return(bool Val)
Set to true iff i32 results from library functions should have signext attribute if they correspond t...
TargetLibraryInfoImpl & operator=(const TargetLibraryInfoImpl &TLI)
void disableAllFunctions()
Disables all builtins.
VectorLibrary
List of known vector-functions libraries.
void setUnavailable(LibFunc F)
Forces a function to be marked as unavailable.
StringRef getVectorizedFunction(StringRef F, const ElementCount &VF, bool Masked) const
Return the name of the equivalent of F, vectorized with factor VF.
void setAvailable(LibFunc F)
Forces a function to be marked as available.
TargetLibraryInfoWrapperPass()
Provides information about what library functions are available for the current target.
static void initExtensionsForTriple(bool &ShouldExtI32Param, bool &ShouldExtI32Return, bool &ShouldSignExtI32Param, bool &ShouldSignExtI32Return, const Triple &T)
Triple - Helper class for working with autoconf configuration names.
ArchType getArch() const
Get the parsed architecture type of this triple.
The instances of the Type class are immutable: once they are created, they are never changed.
bool isArrayTy() const
True if this is an instance of ArrayType.
bool isPointerTy() const
True if this is an instance of PointerType.
Type * getArrayElementType() const
bool isFloatTy() const
Return true if this is 'float', a 32-bit IEEE fp type.
uint64_t getArrayNumElements() const
bool isStructTy() const
True if this is an instance of StructType.
bool isDoubleTy() const
Return true if this is 'double', a 64-bit IEEE fp type.
bool isFloatingPointTy() const
Return true if this is one of the floating-point types.
bool isIntegerTy() const
True if this is an instance of IntegerType.
TypeSize getPrimitiveSizeInBits() const LLVM_READONLY
Return the basic size of this type if it is a primitive type.
bool isVoidTy() const
Return true if this is 'void'.
StringRef getName() const
Return a constant reference to the value's name.
Provides info so a possible vectorization of a function can be computed.
std::string getVectorFunctionABIVariantString() const
Returns a vector function ABI variant string on the form: ZGV<isa><mask><vlen><vparams><scalarname>(<...
StringRef getVectorFnName() const
Represents a version number in the form major[.minor[.subminor[.build]]].
static constexpr bool isKnownGT(const FixedOrScalableQuantity &LHS, const FixedOrScalableQuantity &RHS)
A raw_ostream that writes to an SmallVector or SmallString.
StringRef str() const
Return a StringRef for the vector contents.
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
@ ARM_APCS
ARM Procedure Calling Standard (obsolete, but still used on some targets).
@ ARM_AAPCS
ARM Architecture Procedure Calling Standard calling convention (aka EABI).
@ ARM_AAPCS_VFP
Same as ARM_AAPCS, but uses hard floating point ABI.
@ C
The default llvm calling convention, compatible with C.
ValuesClass values(OptsTy... Options)
Helper to build a ValuesClass by forwarding a variable number of arguments as an initializer list to ...
initializer< Ty > init(const Ty &Val)
This is an optimization pass for GlobalISel generic memory operations.
void append_range(Container &C, Range &&R)
Wrapper function to append range R to container C.
void sort(IteratorTy Start, IteratorTy End)
auto lower_bound(R &&Range, T &&Value)
Provide wrappers to std::lower_bound which take ranges instead of having to pass begin/end explicitly...
OutputIt move(R &&Range, OutputIt Out)
Provide wrappers to std::move which take ranges instead of having to pass begin/end explicitly.
void initializeTargetLibraryInfoWrapperPassPass(PassRegistry &)
Implement std::hash so that hash_code can be used in STL containers.
A special type used by analysis passes to provide an address that identifies that particular analysis...