| //===-- TargetLibraryInfo.cpp - Runtime library information ----------------==// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the TargetLibraryInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/Analysis/TargetLibraryInfo.h" |
| #include "llvm/ADT/Triple.h" |
| #include "llvm/Support/CommandLine.h" |
| using namespace llvm; |
| |
| 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"), |
| clEnumValEnd)); |
| |
| const char *const TargetLibraryInfoImpl::StandardNames[LibFunc::NumLibFuncs] = { |
| #define TLI_DEFINE_STRING |
| #include "llvm/Analysis/TargetLibraryInfo.def" |
| }; |
| |
| static bool hasSinCosPiStret(const Triple &T) { |
| // Only Darwin variants have _stret versions of combined trig functions. |
| if (!T.isOSDarwin()) |
| return false; |
| |
| // The ABI is rather complicated on x86, so don't do anything special there. |
| if (T.getArch() == Triple::x86) |
| return false; |
| |
| if (T.isMacOSX() && T.isMacOSXVersionLT(10, 9)) |
| return false; |
| |
| if (T.isiOS() && T.isOSVersionLT(7, 0)) |
| return false; |
| |
| return true; |
| } |
| |
| /// initialize - Initialize the set of available library functions based on the |
| /// specified target triple. This should be carefully written so that a missing |
| /// target triple gets a sane set of defaults. |
| static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T, |
| const char *const *StandardNames) { |
| #ifndef NDEBUG |
| // Verify that the StandardNames array is in alphabetical order. |
| for (unsigned F = 1; F < LibFunc::NumLibFuncs; ++F) { |
| if (strcmp(StandardNames[F-1], StandardNames[F]) >= 0) |
| llvm_unreachable("TargetLibraryInfoImpl function names must be sorted"); |
| } |
| #endif // !NDEBUG |
| |
| // There are no library implementations of mempcy and memset for AMD gpus and |
| // these can be difficult to lower in the backend. |
| if (T.getArch() == Triple::r600 || |
| T.getArch() == Triple::amdgcn) { |
| TLI.setUnavailable(LibFunc::memcpy); |
| TLI.setUnavailable(LibFunc::memset); |
| TLI.setUnavailable(LibFunc::memset_pattern16); |
| return; |
| } |
| |
| // memset_pattern16 is only available on iOS 3.0 and Mac OS X 10.5 and later. |
| if (T.isMacOSX()) { |
| if (T.isMacOSXVersionLT(10, 5)) |
| TLI.setUnavailable(LibFunc::memset_pattern16); |
| } else if (T.isiOS()) { |
| if (T.isOSVersionLT(3, 0)) |
| TLI.setUnavailable(LibFunc::memset_pattern16); |
| } else { |
| TLI.setUnavailable(LibFunc::memset_pattern16); |
| } |
| |
| if (!hasSinCosPiStret(T)) { |
| TLI.setUnavailable(LibFunc::sinpi); |
| TLI.setUnavailable(LibFunc::sinpif); |
| TLI.setUnavailable(LibFunc::cospi); |
| TLI.setUnavailable(LibFunc::cospif); |
| TLI.setUnavailable(LibFunc::sincospi_stret); |
| TLI.setUnavailable(LibFunc::sincospif_stret); |
| } |
| |
| if (T.isMacOSX() && T.getArch() == Triple::x86 && |
| !T.isMacOSXVersionLT(10, 7)) { |
| // x86-32 OSX has a scheme where fwrite and fputs (and some other functions |
| // we don't care about) have two versions; on recent OSX, the one we want |
| // has a $UNIX2003 suffix. The two implementations are identical except |
| // for the return value in some edge cases. However, we don't want to |
| // generate code that depends on the old symbols. |
| TLI.setAvailableWithName(LibFunc::fwrite, "fwrite$UNIX2003"); |
| TLI.setAvailableWithName(LibFunc::fputs, "fputs$UNIX2003"); |
| } |
| |
| // iprintf and friends are only available on XCore and TCE. |
| if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce) { |
| TLI.setUnavailable(LibFunc::iprintf); |
| TLI.setUnavailable(LibFunc::siprintf); |
| TLI.setUnavailable(LibFunc::fiprintf); |
| } |
| |
| if (T.isOSWindows() && !T.isOSCygMing()) { |
| // Win32 does not support long double |
| TLI.setUnavailable(LibFunc::acosl); |
| TLI.setUnavailable(LibFunc::asinl); |
| TLI.setUnavailable(LibFunc::atanl); |
| TLI.setUnavailable(LibFunc::atan2l); |
| TLI.setUnavailable(LibFunc::ceill); |
| TLI.setUnavailable(LibFunc::copysignl); |
| TLI.setUnavailable(LibFunc::cosl); |
| TLI.setUnavailable(LibFunc::coshl); |
| TLI.setUnavailable(LibFunc::expl); |
| TLI.setUnavailable(LibFunc::fabsf); // Win32 and Win64 both lack fabsf |
| TLI.setUnavailable(LibFunc::fabsl); |
| TLI.setUnavailable(LibFunc::floorl); |
| TLI.setUnavailable(LibFunc::fmaxl); |
| TLI.setUnavailable(LibFunc::fminl); |
| TLI.setUnavailable(LibFunc::fmodl); |
| TLI.setUnavailable(LibFunc::frexpl); |
| TLI.setUnavailable(LibFunc::ldexpf); |
| TLI.setUnavailable(LibFunc::ldexpl); |
| TLI.setUnavailable(LibFunc::logl); |
| TLI.setUnavailable(LibFunc::modfl); |
| TLI.setUnavailable(LibFunc::powl); |
| TLI.setUnavailable(LibFunc::sinl); |
| TLI.setUnavailable(LibFunc::sinhl); |
| TLI.setUnavailable(LibFunc::sqrtl); |
| TLI.setUnavailable(LibFunc::tanl); |
| TLI.setUnavailable(LibFunc::tanhl); |
| |
| // Win32 only has C89 math |
| TLI.setUnavailable(LibFunc::acosh); |
| TLI.setUnavailable(LibFunc::acoshf); |
| TLI.setUnavailable(LibFunc::acoshl); |
| TLI.setUnavailable(LibFunc::asinh); |
| TLI.setUnavailable(LibFunc::asinhf); |
| TLI.setUnavailable(LibFunc::asinhl); |
| TLI.setUnavailable(LibFunc::atanh); |
| TLI.setUnavailable(LibFunc::atanhf); |
| TLI.setUnavailable(LibFunc::atanhl); |
| TLI.setUnavailable(LibFunc::cbrt); |
| TLI.setUnavailable(LibFunc::cbrtf); |
| TLI.setUnavailable(LibFunc::cbrtl); |
| TLI.setUnavailable(LibFunc::exp2); |
| TLI.setUnavailable(LibFunc::exp2f); |
| TLI.setUnavailable(LibFunc::exp2l); |
| TLI.setUnavailable(LibFunc::expm1); |
| TLI.setUnavailable(LibFunc::expm1f); |
| TLI.setUnavailable(LibFunc::expm1l); |
| TLI.setUnavailable(LibFunc::log2); |
| TLI.setUnavailable(LibFunc::log2f); |
| TLI.setUnavailable(LibFunc::log2l); |
| TLI.setUnavailable(LibFunc::log1p); |
| TLI.setUnavailable(LibFunc::log1pf); |
| TLI.setUnavailable(LibFunc::log1pl); |
| TLI.setUnavailable(LibFunc::logb); |
| TLI.setUnavailable(LibFunc::logbf); |
| TLI.setUnavailable(LibFunc::logbl); |
| TLI.setUnavailable(LibFunc::nearbyint); |
| TLI.setUnavailable(LibFunc::nearbyintf); |
| TLI.setUnavailable(LibFunc::nearbyintl); |
| TLI.setUnavailable(LibFunc::rint); |
| TLI.setUnavailable(LibFunc::rintf); |
| TLI.setUnavailable(LibFunc::rintl); |
| TLI.setUnavailable(LibFunc::round); |
| TLI.setUnavailable(LibFunc::roundf); |
| TLI.setUnavailable(LibFunc::roundl); |
| TLI.setUnavailable(LibFunc::trunc); |
| TLI.setUnavailable(LibFunc::truncf); |
| TLI.setUnavailable(LibFunc::truncl); |
| |
| // Win32 provides some C99 math with mangled names |
| TLI.setAvailableWithName(LibFunc::copysign, "_copysign"); |
| |
| if (T.getArch() == Triple::x86) { |
| // Win32 on x86 implements single-precision math functions as macros |
| TLI.setUnavailable(LibFunc::acosf); |
| TLI.setUnavailable(LibFunc::asinf); |
| TLI.setUnavailable(LibFunc::atanf); |
| TLI.setUnavailable(LibFunc::atan2f); |
| TLI.setUnavailable(LibFunc::ceilf); |
| TLI.setUnavailable(LibFunc::copysignf); |
| TLI.setUnavailable(LibFunc::cosf); |
| TLI.setUnavailable(LibFunc::coshf); |
| TLI.setUnavailable(LibFunc::expf); |
| TLI.setUnavailable(LibFunc::floorf); |
| TLI.setUnavailable(LibFunc::fminf); |
| TLI.setUnavailable(LibFunc::fmaxf); |
| TLI.setUnavailable(LibFunc::fmodf); |
| TLI.setUnavailable(LibFunc::logf); |
| TLI.setUnavailable(LibFunc::powf); |
| TLI.setUnavailable(LibFunc::sinf); |
| TLI.setUnavailable(LibFunc::sinhf); |
| TLI.setUnavailable(LibFunc::sqrtf); |
| TLI.setUnavailable(LibFunc::tanf); |
| TLI.setUnavailable(LibFunc::tanhf); |
| } |
| |
| // Win32 does *not* provide provide these functions, but they are |
| // generally available on POSIX-compliant systems: |
| TLI.setUnavailable(LibFunc::access); |
| TLI.setUnavailable(LibFunc::bcmp); |
| TLI.setUnavailable(LibFunc::bcopy); |
| TLI.setUnavailable(LibFunc::bzero); |
| TLI.setUnavailable(LibFunc::chmod); |
| TLI.setUnavailable(LibFunc::chown); |
| TLI.setUnavailable(LibFunc::closedir); |
| TLI.setUnavailable(LibFunc::ctermid); |
| TLI.setUnavailable(LibFunc::fdopen); |
| TLI.setUnavailable(LibFunc::ffs); |
| TLI.setUnavailable(LibFunc::fileno); |
| TLI.setUnavailable(LibFunc::flockfile); |
| TLI.setUnavailable(LibFunc::fseeko); |
| TLI.setUnavailable(LibFunc::fstat); |
| TLI.setUnavailable(LibFunc::fstatvfs); |
| TLI.setUnavailable(LibFunc::ftello); |
| TLI.setUnavailable(LibFunc::ftrylockfile); |
| TLI.setUnavailable(LibFunc::funlockfile); |
| TLI.setUnavailable(LibFunc::getc_unlocked); |
| TLI.setUnavailable(LibFunc::getitimer); |
| TLI.setUnavailable(LibFunc::getlogin_r); |
| TLI.setUnavailable(LibFunc::getpwnam); |
| TLI.setUnavailable(LibFunc::gettimeofday); |
| TLI.setUnavailable(LibFunc::htonl); |
| TLI.setUnavailable(LibFunc::htons); |
| TLI.setUnavailable(LibFunc::lchown); |
| TLI.setUnavailable(LibFunc::lstat); |
| TLI.setUnavailable(LibFunc::memccpy); |
| TLI.setUnavailable(LibFunc::mkdir); |
| TLI.setUnavailable(LibFunc::ntohl); |
| TLI.setUnavailable(LibFunc::ntohs); |
| TLI.setUnavailable(LibFunc::open); |
| TLI.setUnavailable(LibFunc::opendir); |
| TLI.setUnavailable(LibFunc::pclose); |
| TLI.setUnavailable(LibFunc::popen); |
| TLI.setUnavailable(LibFunc::pread); |
| TLI.setUnavailable(LibFunc::pwrite); |
| TLI.setUnavailable(LibFunc::read); |
| TLI.setUnavailable(LibFunc::readlink); |
| TLI.setUnavailable(LibFunc::realpath); |
| TLI.setUnavailable(LibFunc::rmdir); |
| TLI.setUnavailable(LibFunc::setitimer); |
| TLI.setUnavailable(LibFunc::stat); |
| TLI.setUnavailable(LibFunc::statvfs); |
| TLI.setUnavailable(LibFunc::stpcpy); |
| TLI.setUnavailable(LibFunc::stpncpy); |
| TLI.setUnavailable(LibFunc::strcasecmp); |
| TLI.setUnavailable(LibFunc::strncasecmp); |
| TLI.setUnavailable(LibFunc::times); |
| TLI.setUnavailable(LibFunc::uname); |
| TLI.setUnavailable(LibFunc::unlink); |
| TLI.setUnavailable(LibFunc::unsetenv); |
| TLI.setUnavailable(LibFunc::utime); |
| TLI.setUnavailable(LibFunc::utimes); |
| TLI.setUnavailable(LibFunc::write); |
| |
| // Win32 does *not* provide provide these functions, but they are |
| // specified by C99: |
| TLI.setUnavailable(LibFunc::atoll); |
| TLI.setUnavailable(LibFunc::frexpf); |
| TLI.setUnavailable(LibFunc::llabs); |
| } |
| |
| switch (T.getOS()) { |
| case Triple::MacOSX: |
| // exp10 and exp10f are not available on OS X until 10.9 and iOS until 7.0 |
| // and their names are __exp10 and __exp10f. exp10l is not available on |
| // OS X or iOS. |
| TLI.setUnavailable(LibFunc::exp10l); |
| if (T.isMacOSXVersionLT(10, 9)) { |
| TLI.setUnavailable(LibFunc::exp10); |
| TLI.setUnavailable(LibFunc::exp10f); |
| } else { |
| TLI.setAvailableWithName(LibFunc::exp10, "__exp10"); |
| TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f"); |
| } |
| break; |
| case Triple::IOS: |
| TLI.setUnavailable(LibFunc::exp10l); |
| if (T.isOSVersionLT(7, 0)) { |
| TLI.setUnavailable(LibFunc::exp10); |
| TLI.setUnavailable(LibFunc::exp10f); |
| } else { |
| TLI.setAvailableWithName(LibFunc::exp10, "__exp10"); |
| TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f"); |
| } |
| break; |
| case Triple::Linux: |
| // exp10, exp10f, exp10l is available on Linux (GLIBC) but are extremely |
| // buggy prior to glibc version 2.18. Until this version is widely deployed |
| // or we have a reasonable detection strategy, we cannot use exp10 reliably |
| // on Linux. |
| // |
| // Fall through to disable all of them. |
| default: |
| TLI.setUnavailable(LibFunc::exp10); |
| TLI.setUnavailable(LibFunc::exp10f); |
| TLI.setUnavailable(LibFunc::exp10l); |
| } |
| |
| // ffsl is available on at least Darwin, Mac OS X, iOS, FreeBSD, and |
| // Linux (GLIBC): |
| // http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/ffsl.3.html |
| // http://svn.freebsd.org/base/user/eri/pf45/head/lib/libc/string/ffsl.c |
| // http://www.gnu.org/software/gnulib/manual/html_node/ffsl.html |
| switch (T.getOS()) { |
| case Triple::Darwin: |
| case Triple::MacOSX: |
| case Triple::IOS: |
| case Triple::FreeBSD: |
| case Triple::Linux: |
| break; |
| default: |
| TLI.setUnavailable(LibFunc::ffsl); |
| } |
| |
| // ffsll is available on at least FreeBSD and Linux (GLIBC): |
| // http://svn.freebsd.org/base/user/eri/pf45/head/lib/libc/string/ffsll.c |
| // http://www.gnu.org/software/gnulib/manual/html_node/ffsll.html |
| switch (T.getOS()) { |
| case Triple::FreeBSD: |
| case Triple::Linux: |
| break; |
| default: |
| TLI.setUnavailable(LibFunc::ffsll); |
| } |
| |
| // The following functions are available on at least Linux: |
| if (!T.isOSLinux()) { |
| TLI.setUnavailable(LibFunc::dunder_strdup); |
| TLI.setUnavailable(LibFunc::dunder_strtok_r); |
| TLI.setUnavailable(LibFunc::dunder_isoc99_scanf); |
| TLI.setUnavailable(LibFunc::dunder_isoc99_sscanf); |
| TLI.setUnavailable(LibFunc::under_IO_getc); |
| TLI.setUnavailable(LibFunc::under_IO_putc); |
| TLI.setUnavailable(LibFunc::memalign); |
| TLI.setUnavailable(LibFunc::fopen64); |
| TLI.setUnavailable(LibFunc::fseeko64); |
| TLI.setUnavailable(LibFunc::fstat64); |
| TLI.setUnavailable(LibFunc::fstatvfs64); |
| TLI.setUnavailable(LibFunc::ftello64); |
| TLI.setUnavailable(LibFunc::lstat64); |
| TLI.setUnavailable(LibFunc::open64); |
| TLI.setUnavailable(LibFunc::stat64); |
| TLI.setUnavailable(LibFunc::statvfs64); |
| TLI.setUnavailable(LibFunc::tmpfile64); |
| } |
| |
| TLI.addVectorizableFunctionsFromVecLib(ClVectorLibrary); |
| } |
| |
| TargetLibraryInfoImpl::TargetLibraryInfoImpl() { |
| // Default to everything being available. |
| memset(AvailableArray, -1, sizeof(AvailableArray)); |
| |
| initialize(*this, Triple(), StandardNames); |
| } |
| |
| TargetLibraryInfoImpl::TargetLibraryInfoImpl(const Triple &T) { |
| // Default to everything being available. |
| memset(AvailableArray, -1, sizeof(AvailableArray)); |
| |
| initialize(*this, T, StandardNames); |
| } |
| |
| TargetLibraryInfoImpl::TargetLibraryInfoImpl(const TargetLibraryInfoImpl &TLI) |
| : CustomNames(TLI.CustomNames) { |
| memcpy(AvailableArray, TLI.AvailableArray, sizeof(AvailableArray)); |
| VectorDescs = TLI.VectorDescs; |
| ScalarDescs = TLI.ScalarDescs; |
| } |
| |
| TargetLibraryInfoImpl::TargetLibraryInfoImpl(TargetLibraryInfoImpl &&TLI) |
| : CustomNames(std::move(TLI.CustomNames)) { |
| std::move(std::begin(TLI.AvailableArray), std::end(TLI.AvailableArray), |
| AvailableArray); |
| VectorDescs = TLI.VectorDescs; |
| ScalarDescs = TLI.ScalarDescs; |
| } |
| |
| TargetLibraryInfoImpl &TargetLibraryInfoImpl::operator=(const TargetLibraryInfoImpl &TLI) { |
| CustomNames = TLI.CustomNames; |
| memcpy(AvailableArray, TLI.AvailableArray, sizeof(AvailableArray)); |
| return *this; |
| } |
| |
| TargetLibraryInfoImpl &TargetLibraryInfoImpl::operator=(TargetLibraryInfoImpl &&TLI) { |
| CustomNames = std::move(TLI.CustomNames); |
| std::move(std::begin(TLI.AvailableArray), std::end(TLI.AvailableArray), |
| AvailableArray); |
| return *this; |
| } |
| |
| static StringRef sanitizeFunctionName(StringRef funcName) { |
| // Filter out empty names and names containing null bytes, those can't be in |
| // our table. |
| if (funcName.empty() || funcName.find('\0') != StringRef::npos) |
| return StringRef(); |
| |
| // Check for \01 prefix that is used to mangle __asm declarations and |
| // strip it if present. |
| return GlobalValue::getRealLinkageName(funcName); |
| } |
| |
| bool TargetLibraryInfoImpl::getLibFunc(StringRef funcName, |
| LibFunc::Func &F) const { |
| const char *const *Start = &StandardNames[0]; |
| const char *const *End = &StandardNames[LibFunc::NumLibFuncs]; |
| |
| funcName = sanitizeFunctionName(funcName); |
| if (funcName.empty()) |
| return false; |
| |
| const char *const *I = std::lower_bound( |
| Start, End, funcName, [](const char *LHS, StringRef RHS) { |
| return std::strncmp(LHS, RHS.data(), RHS.size()) < 0; |
| }); |
| if (I != End && *I == funcName) { |
| F = (LibFunc::Func)(I - Start); |
| return true; |
| } |
| return false; |
| } |
| |
| void TargetLibraryInfoImpl::disableAllFunctions() { |
| memset(AvailableArray, 0, sizeof(AvailableArray)); |
| } |
| |
| static bool compareByScalarFnName(const VecDesc &LHS, const VecDesc &RHS) { |
| return std::strncmp(LHS.ScalarFnName, RHS.ScalarFnName, |
| std::strlen(RHS.ScalarFnName)) < 0; |
| } |
| |
| static bool compareByVectorFnName(const VecDesc &LHS, const VecDesc &RHS) { |
| return std::strncmp(LHS.VectorFnName, RHS.VectorFnName, |
| std::strlen(RHS.VectorFnName)) < 0; |
| } |
| |
| static bool compareWithScalarFnName(const VecDesc &LHS, StringRef S) { |
| return std::strncmp(LHS.ScalarFnName, S.data(), S.size()) < 0; |
| } |
| |
| static bool compareWithVectorFnName(const VecDesc &LHS, StringRef S) { |
| return std::strncmp(LHS.VectorFnName, S.data(), S.size()) < 0; |
| } |
| |
| void TargetLibraryInfoImpl::addVectorizableFunctions(ArrayRef<VecDesc> Fns) { |
| VectorDescs.insert(VectorDescs.end(), Fns.begin(), Fns.end()); |
| std::sort(VectorDescs.begin(), VectorDescs.end(), compareByScalarFnName); |
| |
| ScalarDescs.insert(ScalarDescs.end(), Fns.begin(), Fns.end()); |
| std::sort(ScalarDescs.begin(), ScalarDescs.end(), compareByVectorFnName); |
| } |
| |
| void TargetLibraryInfoImpl::addVectorizableFunctionsFromVecLib( |
| enum VectorLibrary VecLib) { |
| switch (VecLib) { |
| case Accelerate: { |
| const VecDesc VecFuncs[] = { |
| // Floating-Point Arithmetic and Auxiliary Functions |
| {"ceilf", "vceilf", 4}, |
| {"fabsf", "vfabsf", 4}, |
| {"llvm.fabs.f32", "vfabsf", 4}, |
| {"floorf", "vfloorf", 4}, |
| {"sqrtf", "vsqrtf", 4}, |
| {"llvm.sqrt.f32", "vsqrtf", 4}, |
| |
| // Exponential and Logarithmic Functions |
| {"expf", "vexpf", 4}, |
| {"llvm.exp.f32", "vexpf", 4}, |
| {"expm1f", "vexpm1f", 4}, |
| {"logf", "vlogf", 4}, |
| {"llvm.log.f32", "vlogf", 4}, |
| {"log1pf", "vlog1pf", 4}, |
| {"log10f", "vlog10f", 4}, |
| {"llvm.log10.f32", "vlog10f", 4}, |
| {"logbf", "vlogbf", 4}, |
| |
| // Trigonometric Functions |
| {"sinf", "vsinf", 4}, |
| {"llvm.sin.f32", "vsinf", 4}, |
| {"cosf", "vcosf", 4}, |
| {"llvm.cos.f32", "vcosf", 4}, |
| {"tanf", "vtanf", 4}, |
| {"asinf", "vasinf", 4}, |
| {"acosf", "vacosf", 4}, |
| {"atanf", "vatanf", 4}, |
| |
| // Hyperbolic Functions |
| {"sinhf", "vsinhf", 4}, |
| {"coshf", "vcoshf", 4}, |
| {"tanhf", "vtanhf", 4}, |
| {"asinhf", "vasinhf", 4}, |
| {"acoshf", "vacoshf", 4}, |
| {"atanhf", "vatanhf", 4}, |
| }; |
| addVectorizableFunctions(VecFuncs); |
| break; |
| } |
| case NoLibrary: |
| break; |
| } |
| } |
| |
| bool TargetLibraryInfoImpl::isFunctionVectorizable(StringRef funcName) const { |
| funcName = sanitizeFunctionName(funcName); |
| if (funcName.empty()) |
| return false; |
| |
| std::vector<VecDesc>::const_iterator I = std::lower_bound( |
| VectorDescs.begin(), VectorDescs.end(), funcName, |
| compareWithScalarFnName); |
| return I != VectorDescs.end() && StringRef(I->ScalarFnName) == funcName; |
| } |
| |
| StringRef TargetLibraryInfoImpl::getVectorizedFunction(StringRef F, |
| unsigned VF) const { |
| F = sanitizeFunctionName(F); |
| if (F.empty()) |
| return F; |
| std::vector<VecDesc>::const_iterator I = std::lower_bound( |
| VectorDescs.begin(), VectorDescs.end(), F, compareWithScalarFnName); |
| while (I != VectorDescs.end() && StringRef(I->ScalarFnName) == F) { |
| if (I->VectorizationFactor == VF) |
| return I->VectorFnName; |
| ++I; |
| } |
| return StringRef(); |
| } |
| |
| StringRef TargetLibraryInfoImpl::getScalarizedFunction(StringRef F, |
| unsigned &VF) const { |
| F = sanitizeFunctionName(F); |
| if (F.empty()) |
| return F; |
| |
| std::vector<VecDesc>::const_iterator I = std::lower_bound( |
| ScalarDescs.begin(), ScalarDescs.end(), F, compareWithVectorFnName); |
| if (I == VectorDescs.end() || StringRef(I->VectorFnName) != F) |
| return StringRef(); |
| VF = I->VectorizationFactor; |
| return I->ScalarFnName; |
| } |
| |
| TargetLibraryInfo TargetLibraryAnalysis::run(Module &M) { |
| if (PresetInfoImpl) |
| return TargetLibraryInfo(*PresetInfoImpl); |
| |
| return TargetLibraryInfo(lookupInfoImpl(Triple(M.getTargetTriple()))); |
| } |
| |
| TargetLibraryInfo TargetLibraryAnalysis::run(Function &F) { |
| if (PresetInfoImpl) |
| return TargetLibraryInfo(*PresetInfoImpl); |
| |
| return TargetLibraryInfo( |
| lookupInfoImpl(Triple(F.getParent()->getTargetTriple()))); |
| } |
| |
| TargetLibraryInfoImpl &TargetLibraryAnalysis::lookupInfoImpl(Triple T) { |
| std::unique_ptr<TargetLibraryInfoImpl> &Impl = |
| Impls[T.normalize()]; |
| if (!Impl) |
| Impl.reset(new TargetLibraryInfoImpl(T)); |
| |
| return *Impl; |
| } |
| |
| |
| TargetLibraryInfoWrapperPass::TargetLibraryInfoWrapperPass() |
| : ImmutablePass(ID), TLIImpl(), TLI(TLIImpl) { |
| initializeTargetLibraryInfoWrapperPassPass(*PassRegistry::getPassRegistry()); |
| } |
| |
| TargetLibraryInfoWrapperPass::TargetLibraryInfoWrapperPass(const Triple &T) |
| : ImmutablePass(ID), TLIImpl(T), TLI(TLIImpl) { |
| initializeTargetLibraryInfoWrapperPassPass(*PassRegistry::getPassRegistry()); |
| } |
| |
| TargetLibraryInfoWrapperPass::TargetLibraryInfoWrapperPass( |
| const TargetLibraryInfoImpl &TLIImpl) |
| : ImmutablePass(ID), TLIImpl(TLIImpl), TLI(this->TLIImpl) { |
| initializeTargetLibraryInfoWrapperPassPass(*PassRegistry::getPassRegistry()); |
| } |
| |
| char TargetLibraryAnalysis::PassID; |
| |
| // Register the basic pass. |
| INITIALIZE_PASS(TargetLibraryInfoWrapperPass, "targetlibinfo", |
| "Target Library Information", false, true) |
| char TargetLibraryInfoWrapperPass::ID = 0; |
| |
| void TargetLibraryInfoWrapperPass::anchor() {} |