Hexagon: Expand cttz, ctlz, and ctpop for now.

[oota-llvm.git] / lib / Target / TargetLibraryInfo.cpp

diff --git a/lib/Target/TargetLibraryInfo.cpp b/lib/Target/TargetLibraryInfo.cpp
index 924b1ed80de5b7ed45e13245ce0a5aa7fab3aac6..3a9ace4c52ebaf19130ed5f5f45e5e3349bfff46 100644 (file)
--- a/lib/Target/TargetLibraryInfo.cpp
+++ b/lib/Target/TargetLibraryInfo.cpp
@@ -24,11 +24,22 @@ 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",
+    "abs",
     "acos",
     "acosf",
     "acosh",
@@ -50,6 +61,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "atanhf",
     "atanhl",
     "atanl",
+    "calloc",
     "cbrt",
     "cbrtf",
     "cbrtl",
@@ -80,6 +92,9 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "fabs",
     "fabsf",
     "fabsl",
+    "ffs",
+    "ffsl",
+    "ffsll",
     "fiprintf",
     "floor",
     "floorf",
@@ -87,10 +102,16 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "fmod",
     "fmodf",
     "fmodl",
+    "fprintf",
     "fputc",
     "fputs",
+    "free",
     "fwrite",
     "iprintf",
+    "isascii",
+    "isdigit",
+    "labs",
+    "llabs",
     "log",
     "log10",
     "log10f",
@@ -106,6 +127,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "logbl",
     "logf",
     "logl",
+    "malloc",
     "memchr",
     "memcmp",
     "memcpy",
@@ -115,11 +137,15 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "nearbyint",
     "nearbyintf",
     "nearbyintl",
+    "posix_memalign",
     "pow",
     "powf",
     "powl",
+    "printf",
     "putchar",
     "puts",
+    "realloc",
+    "reallocf",
     "rint",
     "rintf",
     "rintl",
@@ -133,26 +159,45 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
     "sinhl",
     "sinl",
     "siprintf",
+    "sprintf",
     "sqrt",
     "sqrtf",
     "sqrtl",
+    "stpcpy",
     "strcat",
     "strchr",
+    "strcmp",
     "strcpy",
+    "strcspn",
+    "strdup",
     "strlen",
     "strncat",
     "strncmp",
     "strncpy",
+    "strndup",
     "strnlen",
+    "strpbrk",
+    "strrchr",
+    "strspn",
+    "strstr",
+    "strtod",
+    "strtof",
+    "strtol",
+    "strtold",
+    "strtoll",
+    "strtoul",
+    "strtoull",
     "tan",
     "tanf",
     "tanh",
     "tanhf",
     "tanhl",
     "tanl",
+    "toascii",
     "trunc",
     "truncf",
-    "truncl"
+    "truncl",
+    "valloc"
   };
 
 /// initialize - Initialize the set of available library functions based on the
@@ -290,6 +335,45 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
       TLI.setUnavailable(LibFunc::tanf);
       TLI.setUnavailable(LibFunc::tanhf);
     }
+
+    // Win32 does *not* provide stpcpy.  It is provided on POSIX systems:
+    // http://pubs.opengroup.org/onlinepubs/9699919799/functions/stpcpy.html
+    TLI.setUnavailable(LibFunc::stpcpy);
+
+    // Win32 does *not* provide ffs.  It is provided on POSIX systems:
+    // http://pubs.opengroup.org/onlinepubs/009695399/functions/ffs.html
+    TLI.setUnavailable(LibFunc::ffs);
+
+    // Win32 does *not* provide llabs.  It is defined in ISO/IEC 9899:1999,
+    // but Visual C++ does not support it.
+    TLI.setUnavailable(LibFunc::llabs);
+  }
+
+  // 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);
   }
 }