1 files changed, 74 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/TargetLibraryInfo.cpp b/contrib/llvm/lib/Target/TargetLibraryInfo.cpp
new file mode 100644
index 0000000..709dfd2
--- /dev/null
+++ b/contrib/llvm/lib/Target/TargetLibraryInfo.cpp
@@ -0,0 +1,74 @@
+//===-- 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/Target/TargetLibraryInfo.h"
+#include "llvm/ADT/Triple.h"
+using namespace llvm;
+
+// Register the default implementation.
+INITIALIZE_PASS(TargetLibraryInfo, "targetlibinfo",
+                "Target Library Information", false, true)
+char TargetLibraryInfo::ID = 0;
+
+/// 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) {
+  initializeTargetLibraryInfoPass(*PassRegistry::getPassRegistry());
+
+  
+  // 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.getOS() == Triple::IOS) {
+    if (T.isOSVersionLT(3, 0))
+      TLI.setUnavailable(LibFunc::memset_pattern16);
+  } else {
+    TLI.setUnavailable(LibFunc::memset_pattern16);
+  }
+
+  // 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);
+  }
+}
+
+
+TargetLibraryInfo::TargetLibraryInfo() : ImmutablePass(ID) {
+  // Default to everything being available.
+  memset(AvailableArray, -1, sizeof(AvailableArray));
+
+  initialize(*this, Triple());
+}
+
+TargetLibraryInfo::TargetLibraryInfo(const Triple &T) : ImmutablePass(ID) {
+  // Default to everything being available.
+  memset(AvailableArray, -1, sizeof(AvailableArray));
+  
+  initialize(*this, T);
+}
+
+TargetLibraryInfo::TargetLibraryInfo(const TargetLibraryInfo &TLI)
+  : ImmutablePass(ID) {
+  memcpy(AvailableArray, TLI.AvailableArray, sizeof(AvailableArray));
+}
+
+
+/// disableAllFunctions - This disables all builtins, which is used for options
+/// like -fno-builtin.
+void TargetLibraryInfo::disableAllFunctions() {
+  memset(AvailableArray, 0, sizeof(AvailableArray));
+}