Any reason or just feeling contradictory? :)<br><br><div>-eric</div><br><div>On Wed Jan 08 2014 at 11:56:41 PM, Nadav Rotem <<a href="mailto:nrotem@apple.com">nrotem@apple.com</a>> wrote:</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Author: nadav<br>
Date: Thu Jan 9 01:50:34 2014<br>
New Revision: 198854<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=198854&view=rev" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project?rev=198854&view=rev</a><br>
Log:<br>
Revert r198819 - "Remove dead code."<br>
<br>
<br>
Modified:<br>
llvm/trunk/include/llvm/IR/<u></u>Module.h<br>
llvm/trunk/lib/IR/Module.cpp<br>
<br>
Modified: llvm/trunk/include/llvm/IR/<u></u>Module.h<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/Module.h?rev=198854&r1=198853&r2=198854&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/include/<u></u>llvm/IR/Module.h?rev=198854&<u></u>r1=198853&r2=198854&view=diff</a><br>
==============================<u></u>==============================<u></u>==================<br>
--- llvm/trunk/include/llvm/IR/<u></u>Module.h (original)<br>
+++ llvm/trunk/include/llvm/IR/<u></u>Module.h Thu Jan 9 01:50:34 2014<br>
@@ -142,6 +142,12 @@ public:<br>
/// The named metadata constant interators.<br>
typedef NamedMDListType::const_<u></u>iterator const_named_metadata_iterator;<br>
<br>
+ /// An enumeration for describing the endianess of the target machine.<br>
+ enum Endianness { LittleEndian, BigEndian };<br>
+<br>
+ /// An enumeration for describing the size of a pointer on the target machine.<br>
+ enum PointerSize { Pointer32, Pointer64 };<br>
+<br>
/// This enumeration defines the supported behaviors of module flags.<br>
enum ModFlagBehavior {<br>
/// Emits an error if two values disagree, otherwise the resulting value is<br>
@@ -230,6 +236,14 @@ public:<br>
/// @returns a string containing the target triple.<br>
const std::string &getTargetTriple() const { return TargetTriple; }<br>
<br>
+ /// Get the target endian information.<br>
+ /// @returns Endianess - an enumeration for the endianess of the target<br>
+ Endianness getEndianness() const;<br>
+<br>
+ /// Get the target pointer size.<br>
+ /// @returns PointerSize - an enumeration for the size of the target's pointer<br>
+ PointerSize getPointerSize() const;<br>
+<br>
/// Get the global data context.<br>
/// @returns LLVMContext - a container for LLVM's global information<br>
LLVMContext &getContext() const { return Context; }<br>
<br>
Modified: llvm/trunk/lib/IR/Module.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/Module.cpp?rev=198854&r1=198853&r2=198854&view=diff" target="_blank">http://llvm.org/viewvc/llvm-<u></u>project/llvm/trunk/lib/IR/<u></u>Module.cpp?rev=198854&r1=<u></u>198853&r2=198854&view=diff</a><br>
==============================<u></u>==============================<u></u>==================<br>
--- llvm/trunk/lib/IR/Module.cpp (original)<br>
+++ llvm/trunk/lib/IR/Module.cpp Thu Jan 9 01:50:34 2014<br>
@@ -60,6 +60,51 @@ Module::~Module() {<br>
delete static_cast<StringMap<<u></u>NamedMDNode *> *>(NamedMDSymTab);<br>
}<br>
<br>
+/// Target endian information.<br>
+Module::Endianness Module::getEndianness() const {<br>
+ StringRef temp = DataLayout;<br>
+ Module::Endianness ret = BigEndian;<br>
+<br>
+ while (!temp.empty()) {<br>
+ std::pair<StringRef, StringRef> P = getToken(temp, "-");<br>
+<br>
+ StringRef token = P.first;<br>
+ temp = P.second;<br>
+<br>
+ if (token[0] == 'e') {<br>
+ ret = LittleEndian;<br>
+ } else if (token[0] == 'E') {<br>
+ ret = BigEndian;<br>
+ }<br>
+ }<br>
+<br>
+ return ret;<br>
+}<br>
+<br>
+/// Target Pointer Size information.<br>
+Module::PointerSize Module::getPointerSize() const {<br>
+ StringRef temp = DataLayout;<br>
+ Module::PointerSize ret = Pointer64;<br>
+<br>
+ while (!temp.empty()) {<br>
+ std::pair<StringRef, StringRef> TmpP = getToken(temp, "-");<br>
+ temp = TmpP.second;<br>
+ TmpP = getToken(TmpP.first, ":");<br>
+ StringRef token = TmpP.second, signalToken = TmpP.first;<br>
+<br>
+ if (signalToken[0] == 'p') {<br>
+ int size = 0;<br>
+ getToken(token, ":").first.getAsInteger(10, size);<br>
+ if (size == 32)<br>
+ ret = Pointer32;<br>
+ else if (size == 64)<br>
+ ret = Pointer64;<br>
+ }<br>
+ }<br>
+<br>
+ return ret;<br>
+}<br>
+<br>
/// getNamedValue - Return the first global value in the module with<br>
/// the specified name, of arbitrary type. This method returns null<br>
/// if a global with the specified name is not found.<br>
<br>
<br>
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</blockquote>