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authorNadav Rotem <nrotem@apple.com>2014-01-09 07:50:34 +0000
committerNadav Rotem <nrotem@apple.com>2014-01-09 07:50:34 +0000
commitd677b310e8bad449816c85263a77e1532be7cac9 (patch)
treefa6bbece4847a7fb248e6f7323de765ff1d6d59d /llvm/lib/IR/Module.cpp
parentf9dd8fdc5e02414e759248fea20b6958a0e8fbd8 (diff)
downloadbcm5719-llvm-d677b310e8bad449816c85263a77e1532be7cac9.tar.gz
bcm5719-llvm-d677b310e8bad449816c85263a77e1532be7cac9.zip
Revert r198819 - "Remove dead code."
llvm-svn: 198854
Diffstat (limited to 'llvm/lib/IR/Module.cpp')
-rw-r--r--llvm/lib/IR/Module.cpp45
1 files changed, 45 insertions, 0 deletions
diff --git a/llvm/lib/IR/Module.cpp b/llvm/lib/IR/Module.cpp
index 996c5b67a41..f938a92741a 100644
--- a/llvm/lib/IR/Module.cpp
+++ b/llvm/lib/IR/Module.cpp
@@ -60,6 +60,51 @@ Module::~Module() {
delete static_cast<StringMap<NamedMDNode *> *>(NamedMDSymTab);
}
+/// Target endian information.
+Module::Endianness Module::getEndianness() const {
+ StringRef temp = DataLayout;
+ Module::Endianness ret = BigEndian;
+
+ while (!temp.empty()) {
+ std::pair<StringRef, StringRef> P = getToken(temp, "-");
+
+ StringRef token = P.first;
+ temp = P.second;
+
+ if (token[0] == 'e') {
+ ret = LittleEndian;
+ } else if (token[0] == 'E') {
+ ret = BigEndian;
+ }
+ }
+
+ return ret;
+}
+
+/// Target Pointer Size information.
+Module::PointerSize Module::getPointerSize() const {
+ StringRef temp = DataLayout;
+ Module::PointerSize ret = Pointer64;
+
+ while (!temp.empty()) {
+ std::pair<StringRef, StringRef> TmpP = getToken(temp, "-");
+ temp = TmpP.second;
+ TmpP = getToken(TmpP.first, ":");
+ StringRef token = TmpP.second, signalToken = TmpP.first;
+
+ if (signalToken[0] == 'p') {
+ int size = 0;
+ getToken(token, ":").first.getAsInteger(10, size);
+ if (size == 32)
+ ret = Pointer32;
+ else if (size == 64)
+ ret = Pointer64;
+ }
+ }
+
+ return ret;
+}
+
/// getNamedValue - Return the first global value in the module with
/// the specified name, of arbitrary type. This method returns null
/// if a global with the specified name is not found.
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