Import LLVM 5.0.0 release including clang, lld and lldb.

1 files changed, 17 insertions, 0 deletions

diff --git a/gnu/llvm/lib/Support/DataExtractor.cpp b/gnu/llvm/lib/Support/DataExtractor.cpp
index 5d6d60a87fb..0199b300ba7 100644
--- a/gnu/llvm/lib/Support/DataExtractor.cpp
+++ b/gnu/llvm/lib/Support/DataExtractor.cpp
@@ -68,6 +68,13 @@ uint16_t *DataExtractor::getU16(uint32_t *offset_ptr, uint16_t *dst,
                         Data.data());
 }
 
+uint32_t DataExtractor::getU24(uint32_t *offset_ptr) const {
+  uint24_t ExtractedVal =
+      getU<uint24_t>(offset_ptr, this, IsLittleEndian, Data.data());
+  // The 3 bytes are in the correct byte order for the host.
+  return ExtractedVal.getAsUint32(sys::IsLittleEndianHost);
+}
+
 uint32_t DataExtractor::getU32(uint32_t *offset_ptr) const {
   return getU<uint32_t>(offset_ptr, this, IsLittleEndian, Data.data());
 }
@@ -128,6 +135,16 @@ const char *DataExtractor::getCStr(uint32_t *offset_ptr) const {
   return nullptr;
 }
 
+StringRef DataExtractor::getCStrRef(uint32_t *OffsetPtr) const {
+  uint32_t Start = *OffsetPtr;
+  StringRef::size_type Pos = Data.find('\0', Start);
+  if (Pos != StringRef::npos) {
+    *OffsetPtr = Pos + 1;
+    return StringRef(Data.data() + Start, Pos - Start);
+  }
+  return StringRef();
+}
+
 uint64_t DataExtractor::getULEB128(uint32_t *offset_ptr) const {
   uint64_t result = 0;
   if (Data.empty())