Fix typos

I found one typo of "implemnt", then some more.
s/implemnt/implement/g

Author: ldrumm

clang/lib/CodeGen/CGBuiltin.cpp

@@ -7999,7 +7999,7 @@ Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID,
     Value *Arg0 = EmitScalarExpr(E->getArg(0));
     Value *Arg1 = EmitScalarExpr(E->getArg(1));
 
-    // crc32{c,}d intrinsics are implemnted as two calls to crc32{c,}w
+    // crc32{c,}d intrinsics are implemented as two calls to crc32{c,}w
     // intrinsics, hence we need different codegen for these cases.
     if (BuiltinID == clang::ARM::BI__builtin_arm_crc32d ||
         BuiltinID == clang::ARM::BI__builtin_arm_crc32cd) {

llvm/lib/CodeGen/MIRParser/MIParser.cpp

@@ -1847,7 +1847,7 @@ bool MIParser::parseIRConstant(StringRef::iterator Loc, const Constant *&C) {
   return false;
 }
 
-// See LLT implemntation for bit size limits.
+// See LLT implementation for bit size limits.
 static bool verifyScalarSize(uint64_t Size) {
   return Size != 0 && isUInt<16>(Size);
 }

llvm/lib/MC/MCWin64EH.cpp

@@ -1282,9 +1282,9 @@ static void ARM64EmitUnwindInfoForSegment(MCStreamer &streamer,
     // FIXME: We should be able to split unwind info into multiple sections.
     if (CodeWords > 0xFF || EpilogCount > 0xFFFF)
       report_fatal_error(
-          "SEH unwind data splitting is only implemnted for large functions, "
-          "cases of too many code words or too many epilogs will be done later"
-      );
+          "SEH unwind data splitting is only implemented for large functions, "
+          "cases of too many code words or too many epilogs will be done "
+          "later");
     uint32_t row2 = 0x0;
     row2 |= (CodeWords & 0xFF) << 16;
     row2 |= (EpilogCount & 0xFFFF);

llvm/lib/Target/AArch64/MCTargetDesc/AArch64TargetStreamer.h

@@ -30,7 +30,7 @@ class AArch64TargetStreamer : public MCTargetStreamer {
   /// MCExpr that can be used to refer to the constant pool location.
   const MCExpr *addConstantPoolEntry(const MCExpr *, unsigned Size, SMLoc Loc);
 
-  /// Callback used to implemnt the .ltorg directive.
+  /// Callback used to implement the .ltorg directive.
   /// Emit contents of constant pool for the current section.
   void emitCurrentConstantPool();
 

llvm/test/CodeGen/PowerPC/aix-alias.ll

@@ -1,5 +1,5 @@
 ; TODO: Add object generation test when visibility for object generation
-;       is implemnted.
+;       is implemented.
 
 ; RUN: llc -verify-machineinstrs -mtriple powerpc-ibm-aix-xcoff -mcpu=pwr4 \
 ; RUN:     -mattr=-altivec -data-sections=false -xcoff-traceback-table=false < %s | \