Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/lib/MC/MCParser/MCAsmLexer.cpp

@@ -0,0 +1,36 @@
+//===- MCAsmLexer.cpp - Abstract Asm Lexer Interface ----------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/MC/MCParser/MCAsmLexer.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/SMLoc.h"
+
+using namespace llvm;
+
+MCAsmLexer::MCAsmLexer() : AltMacroMode(false) {
+  CurTok.emplace_back(AsmToken::Space, StringRef());
+}
+
+MCAsmLexer::~MCAsmLexer() = default;
+
+SMLoc MCAsmLexer::getLoc() const {
+  return SMLoc::getFromPointer(TokStart);
+}
+
+SMLoc AsmToken::getLoc() const {
+  return SMLoc::getFromPointer(Str.data());
+}
+
+SMLoc AsmToken::getEndLoc() const {
+  return SMLoc::getFromPointer(Str.data() + Str.size());
+}
+
+SMRange AsmToken::getLocRange() const {
+  return SMRange(getLoc(), getEndLoc());
+}