+
+ 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);
+ }