Clean up language and grammar.

Based on a patch by jfcaron3@gmail.com!
PR19806

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209216 91177308-0d34-0410-b5e6-96231b3b80d8

docs/DeveloperPolicy.rst

@@ -336,7 +336,7 @@ Making a Major Change
 ---------------------
 
 When a developer begins a major new project with the aim of contributing it back
-to LLVM, s/he should inform the community with an email to the `llvmdev
+to LLVM, they should inform the community with an email to the `llvmdev
 <http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev>`_ email list, to the extent
 possible. The reason for this is to:
 

include/llvm/CodeGen/MachineOperand.h

@@ -227,7 +227,7 @@ public:
   bool isReg() const { return OpKind == MO_Register; }
   /// isImm - Tests if this is a MO_Immediate operand.
   bool isImm() const { return OpKind == MO_Immediate; }
-  /// isCImm - Test if t his is a MO_CImmediate operand.
+  /// isCImm - Test if this is a MO_CImmediate operand.
   bool isCImm() const { return OpKind == MO_CImmediate; }
   /// isFPImm - Tests if this is a MO_FPImmediate operand.
   bool isFPImm() const { return OpKind == MO_FPImmediate; }

lib/Analysis/CFGPrinter.cpp

@@ -148,8 +148,8 @@ void Function::viewCFG() const {
 
 /// viewCFGOnly - This function is meant for use from the debugger.  It works
 /// just like viewCFG, but it does not include the contents of basic blocks
-/// into the nodes, just the label.  If you are only interested in the CFG t
+/// into the nodes, just the label.  If you are only interested in the CFG
-/// his can make the graph smaller.
+/// this can make the graph smaller.
 ///
 void Function::viewCFGOnly() const {
   ViewGraph(this, "cfg" + getName(), true);

lib/CodeGen/ExecutionDepsFix.cpp

@@ -405,7 +405,7 @@ void ExeDepsFix::enterBasicBlock(MachineBasicBlock *MBB) {
 
       // We have a live DomainValue from more than one predecessor.
       if (LiveRegs[rx].Value->isCollapsed()) {
-        // We are already collapsed, but predecessor is not. Force him.
+        // We are already collapsed, but predecessor is not. Force it.
         unsigned Domain = LiveRegs[rx].Value->getFirstDomain();
         if (!pdv->isCollapsed() && pdv->hasDomain(Domain))
           collapse(pdv, Domain);

lib/CodeGen/SplitKit.h

@@ -377,7 +377,7 @@ public:
   SlotIndex enterIntvAfter(SlotIndex Idx);
 
   /// enterIntvAtEnd - Enter the open interval at the end of MBB.
-  /// Use the open interval from he inserted copy to the MBB end.
+  /// Use the open interval from the inserted copy to the MBB end.
   /// Return the beginning of the new live range.
   SlotIndex enterIntvAtEnd(MachineBasicBlock &MBB);
 

lib/Support/Windows/DynamicLibrary.inc

@@ -58,7 +58,7 @@ extern "C" {
         stricmp(ModuleName, "msvcr70") != 0 &&
 #ifndef __MINGW32__
         // Mingw32 uses msvcrt.dll by default. Don't ignore it.
-        // Otherwise, user should be aware, what he's doing :)
+        // Otherwise the user should be aware what they are doing.
         stricmp(ModuleName, "msvcrt") != 0 &&
 #endif
         stricmp(ModuleName, "msvcrt20") != 0 &&

lib/Support/regengine.inc

@@ -205,7 +205,7 @@ matcher(struct re_guts *g, const char *string, size_t nmatch,
 		if (nmatch == 1 && !g->backrefs)
 			break;		/* no further info needed */
 
-		/* oh my, he wants the subexpressions... */
+		/* oh my, they want the subexpressions... */
 		if (m->pmatch == NULL)
 			m->pmatch = (llvm_regmatch_t *)malloc((m->g->nsub + 1) *
 							sizeof(llvm_regmatch_t));

lib/Target/SystemZ/SystemZInstrFormats.td

@@ -516,7 +516,7 @@ class InstSS<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
 //
 //   Binary:
 //     One register output operand and two input operands.  The first
-//     input operand is always a register and he second may be a register,
+//     input operand is always a register and the second may be a register,
 //     immediate or memory.
 //
 //   Shift:

lib/Transforms/Vectorize/SLPVectorizer.cpp

@@ -1918,7 +1918,7 @@ struct SLPVectorizer : public FunctionPass {
     DEBUG(dbgs() << "SLP: Analyzing blocks in " << F.getName() << ".\n");
 
     // Use the bottom up slp vectorizer to construct chains that start with
-    // he store instructions.
+    // store instructions.
     BoUpSLP R(&F, SE, DL, TTI, TLI, AA, LI, DT);
 
     // Scan the blocks in the function in post order.

utils/TableGen/AsmMatcherEmitter.cpp

@@ -193,10 +193,10 @@ struct ClassInfo {
   /// parsing on the operand.
   std::string ParserMethod;
 
-  /// For register classes, the records for all the registers in this class.
+  /// For register classes: the records for all the registers in this class.
   RegisterSet Registers;
 
-  /// For custom match classes, he diagnostic kind for when the predicate fails.
+  /// For custom match classes: the diagnostic kind for when the predicate fails.
   std::string DiagnosticType;
 public:
   /// isRegisterClass() - Check if this is a register class.