"Target Library Information", false, true)
char TargetLibraryInfo::ID = 0;
+void TargetLibraryInfo::anchor() { }
+
+const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
+ {
+ "_ZdaPv",
+ "_ZdlPv",
+ "_Znaj",
+ "_ZnajRKSt9nothrow_t",
+ "_Znam",
+ "_ZnamRKSt9nothrow_t",
+ "_Znwj",
+ "_ZnwjRKSt9nothrow_t",
+ "_Znwm",
+ "_ZnwmRKSt9nothrow_t",
+ "__cxa_atexit",
+ "__cxa_guard_abort",
+ "__cxa_guard_acquire",
+ "__cxa_guard_release",
+ "__memcpy_chk",
+ "acos",
+ "acosf",
+ "acosh",
+ "acoshf",
+ "acoshl",
+ "acosl",
+ "asin",
+ "asinf",
+ "asinh",
+ "asinhf",
+ "asinhl",
+ "asinl",
+ "atan",
+ "atan2",
+ "atan2f",
+ "atan2l",
+ "atanf",
+ "atanh",
+ "atanhf",
+ "atanhl",
+ "atanl",
+ "calloc",
+ "cbrt",
+ "cbrtf",
+ "cbrtl",
+ "ceil",
+ "ceilf",
+ "ceill",
+ "copysign",
+ "copysignf",
+ "copysignl",
+ "cos",
+ "cosf",
+ "cosh",
+ "coshf",
+ "coshl",
+ "cosl",
+ "exp",
+ "exp10",
+ "exp10f",
+ "exp10l",
+ "exp2",
+ "exp2f",
+ "exp2l",
+ "expf",
+ "expl",
+ "expm1",
+ "expm1f",
+ "expm1l",
+ "fabs",
+ "fabsf",
+ "fabsl",
+ "fiprintf",
+ "floor",
+ "floorf",
+ "floorl",
+ "fmod",
+ "fmodf",
+ "fmodl",
+ "fputc",
+ "fputs",
+ "free",
+ "fwrite",
+ "iprintf",
+ "log",
+ "log10",
+ "log10f",
+ "log10l",
+ "log1p",
+ "log1pf",
+ "log1pl",
+ "log2",
+ "log2f",
+ "log2l",
+ "logb",
+ "logbf",
+ "logbl",
+ "logf",
+ "logl",
+ "malloc",
+ "memchr",
+ "memcmp",
+ "memcpy",
+ "memmove",
+ "memset",
+ "memset_pattern16",
+ "nearbyint",
+ "nearbyintf",
+ "nearbyintl",
+ "posix_memalign",
+ "pow",
+ "powf",
+ "powl",
+ "putchar",
+ "puts",
+ "realloc",
+ "reallocf",
+ "rint",
+ "rintf",
+ "rintl",
+ "round",
+ "roundf",
+ "roundl",
+ "sin",
+ "sinf",
+ "sinh",
+ "sinhf",
+ "sinhl",
+ "sinl",
+ "siprintf",
+ "sqrt",
+ "sqrtf",
+ "sqrtl",
+ "strcat",
+ "strchr",
+ "strcpy",
+ "strdup",
+ "strlen",
+ "strncat",
+ "strncmp",
+ "strncpy",
+ "strndup",
+ "strnlen",
+ "tan",
+ "tanf",
+ "tanh",
+ "tanhf",
+ "tanhl",
+ "tanl",
+ "trunc",
+ "truncf",
+ "truncl",
+ "valloc"
+ };
+
/// 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(TargetLibraryInfo &TLI, const Triple &T) {
+static void initialize(TargetLibraryInfo &TLI, const Triple &T,
+ const char **StandardNames) {
initializeTargetLibraryInfoPass(*PassRegistry::getPassRegistry());
+#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("TargetLibraryInfo function names must be sorted");
+ }
+#endif // !NDEBUG
// memset_pattern16 is only available on iOS 3.0 and Mac OS/X 10.5 and later.
- if (T.getOS() != Triple::Darwin || T.getDarwinMajorNumber() < 9)
+ if (T.isMacOSX()) {
+ if (T.isMacOSXVersionLT(10, 5))
+ TLI.setUnavailable(LibFunc::memset_pattern16);
+ } else if (T.getOS() == Triple::IOS) {
+ if (T.isOSVersionLT(3, 0))
+ TLI.setUnavailable(LibFunc::memset_pattern16);
+ } else {
TLI.setUnavailable(LibFunc::memset_pattern16);
+ }
+
+ 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 is only available on XCore.
- if (T.getArch() != Triple::xcore)
+ // 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.getOS() == Triple::Win32) {
+ // 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::fmodl);
+ TLI.setUnavailable(LibFunc::logl);
+ 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::exp10);
+ TLI.setUnavailable(LibFunc::exp10f);
+ TLI.setUnavailable(LibFunc::exp10l);
+ 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::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);
+ }
+ }
}
// Default to everything being available.
memset(AvailableArray, -1, sizeof(AvailableArray));
- initialize(*this, Triple());
+ initialize(*this, Triple(), StandardNames);
}
TargetLibraryInfo::TargetLibraryInfo(const Triple &T) : ImmutablePass(ID) {
// Default to everything being available.
memset(AvailableArray, -1, sizeof(AvailableArray));
- initialize(*this, T);
+ initialize(*this, T, StandardNames);
+}
+
+TargetLibraryInfo::TargetLibraryInfo(const TargetLibraryInfo &TLI)
+ : ImmutablePass(ID) {
+ memcpy(AvailableArray, TLI.AvailableArray, sizeof(AvailableArray));
+ CustomNames = TLI.CustomNames;
+}
+
+bool TargetLibraryInfo::getLibFunc(StringRef funcName,
+ LibFunc::Func &F) const {
+ const char **Start = &StandardNames[0];
+ const char **End = &StandardNames[LibFunc::NumLibFuncs];
+ const char **I = std::lower_bound(Start, End, funcName);
+ if (I != End && *I == funcName) {
+ F = (LibFunc::Func)(I - Start);
+ return true;
+ }
+ return false;
}
/// disableAllFunctions - This disables all builtins, which is used for options
projects / oota-llvm.git / blobdiff