For PR950:
This patch implements the first increment for the Signless Types feature.
All changes pertain to removing the ConstantSInt and ConstantUInt classes
in favor of just using ConstantInt.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31063 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/ProgrammersManual.html b/docs/ProgrammersManual.html
index bd79747..950c937 100644
--- a/docs/ProgrammersManual.html
+++ b/docs/ProgrammersManual.html
@@ -2390,8 +2390,8 @@
 <div class="doc_text">
 
 <p>Constant represents a base class for different types of constants. It
-is subclassed by ConstantBool, ConstantInt, ConstantSInt, ConstantUInt,
-ConstantArray etc for representing the various types of Constants.</p>
+is subclassed by ConstantBool, ConstantInt, ConstantArray etc for representing 
+the various types of Constants.</p>
 
 </div>
 
@@ -2406,17 +2406,12 @@
 <div class="doc_subsubsection">Important Subclasses of Constant </div>
 <div class="doc_text">
 <ul>
-  <li>ConstantSInt : This subclass of Constant represents a signed integer 
-  constant.
+  <li>ConstantInt : This subclass of Constant represents an integer constant.
     <ul>
-      <li><tt>int64_t getValue() const</tt>: Returns the underlying value of
-      this constant. </li>
-    </ul>
-  </li>
-  <li>ConstantUInt : This class represents an unsigned integer.
-    <ul>
-      <li><tt>uint64_t getValue() const</tt>: Returns the underlying value of 
-      this constant. </li>
+      <li><tt>int64_t getSExtValue() const</tt>: Returns the underlying value of
+      this constant as a sign extended signed integer value.</li>
+      <li><tt>uint64_t getZExtValue() const</tt>: Returns the underlying value 
+      of this constant as a zero extended unsigned integer value.</li>
     </ul>
   </li>
   <li>ConstantFP : This class represents a floating point constant.
diff --git a/docs/Stacker.html b/docs/Stacker.html
index 7656dc1..a49b56d 100644
--- a/docs/Stacker.html
+++ b/docs/Stacker.html
@@ -139,7 +139,7 @@
 Value* 
 expression(BasicBlock* bb, Value* a, Value* b, Value* x, Value* y )
 {
-    ConstantSInt* one = ConstantSInt::get(Type::IntTy, 1);
+    ConstantInt* one = ConstantInt::get(Type::IntTy, 1);
     BinaryOperator* or1 = BinaryOperator::createOr(a, b, "", bb);
     BinaryOperator* add1 = BinaryOperator::createAdd(x, one, "", bb);
     BinaryOperator* add2 = BinaryOperator::createAdd(y, one, "", bb);
@@ -308,7 +308,7 @@
 </p>
 <pre>
 std::vector&lt;Value*&gt; index_vector;
-index_vector.push_back( ConstantSInt::get( Type::LongTy, 0 );
+index_vector.push_back( ConstantInt::get( Type::LongTy, 0 );
 // ... push other indices ...
 GetElementPtrInst* gep = new GetElementPtrInst( ptr, index_vector );
 </pre>
@@ -367,9 +367,9 @@
 <ul>
  <li>Constants are Values like anything else and can be operands of instructions</li>
  <li>Integer constants, frequently needed, can be created using the static "get"
- methods of the ConstantInt, ConstantSInt, and ConstantUInt classes. The nice thing
- about these is that you can "get" any kind of integer quickly.</li>
- <li>There's a special method on Constant class which allows you to get the null 
+ methods of the ConstantInt class. The nice thing about these is that you can 
+ "get" any kind of integer quickly.</li>
+ <li>There's a special method on Constant class which allows you to get the null
  constant for <em>any</em> type. This is really handy for initializing large 
  arrays or structures, etc.</li>
 </ul>