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-rw-r--r--lib/AsmParser/Parser.cpp92
1 files changed, 92 insertions, 0 deletions
diff --git a/lib/AsmParser/Parser.cpp b/lib/AsmParser/Parser.cpp
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+++ b/lib/AsmParser/Parser.cpp
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+//===- Parser.cpp - Main dispatch module for the Parser library -------------===
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This library implements the functionality defined in llvm/assembly/parser.h
+//
+//===------------------------------------------------------------------------===
+
+#include "ParserInternals.h"
+#include "llvm/Module.h"
+using namespace llvm;
+
+
+ParseError* TheParseError = 0; /// FIXME: Not threading friendly
+
+Module *llvm::ParseAssemblyFile(const std::string &Filename, ParseError* Err) {
+ FILE *F = stdin;
+
+ if (Filename != "-") {
+ F = fopen(Filename.c_str(), "r");
+
+ if (F == 0) {
+ if (Err)
+ Err->setError(Filename,"Could not open file '" + Filename + "'");
+ return 0;
+ }
+ }
+
+ TheParseError = Err;
+ Module *Result = RunVMAsmParser(Filename, F);
+
+ if (F != stdin)
+ fclose(F);
+
+ return Result;
+}
+
+Module *llvm::ParseAssemblyString(
+ const char * AsmString, Module * M, ParseError* Err)
+{
+ TheParseError = Err;
+ return RunVMAsmParser(AsmString, M);
+}
+
+
+//===------------------------------------------------------------------------===
+// ParseError Class
+//===------------------------------------------------------------------------===
+
+
+void ParseError::setError(const std::string &filename,
+ const std::string &message,
+ int lineNo, int colNo)
+{
+ Filename = filename;
+ Message = message;
+ LineNo = lineNo;
+ colNo = colNo;
+}
+
+ParseError::ParseError(const ParseError &E)
+ : Filename(E.Filename), Message(E.Message) {
+ LineNo = E.LineNo;
+ ColumnNo = E.ColumnNo;
+}
+
+// Includes info from options
+const std::string ParseError::getMessage() const {
+ std::string Result;
+ char Buffer[10];
+
+ if (Filename == "-")
+ Result += "<stdin>";
+ else
+ Result += Filename;
+
+ if (LineNo != -1) {
+ sprintf(Buffer, "%d", LineNo);
+ Result += std::string(":") + Buffer;
+ if (ColumnNo != -1) {
+ sprintf(Buffer, "%d", ColumnNo);
+ Result += std::string(",") + Buffer;
+ }
+ }
+
+ return Result + ": " + Message;
+}