//
//===----------------------------------------------------------------------===//
//
-// This library implements the functionality defined in llvm/Assembly/Parser.h
+// This library implements the functionality defined in llvm/AsmParser/Parser.h
//
//===----------------------------------------------------------------------===//
-#include "llvm/Assembly/Parser.h"
+#include "llvm/AsmParser/Parser.h"
#include "LLParser.h"
-#include "llvm/Module.h"
-#include "llvm/ADT/OwningPtr.h"
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/IR/Module.h"
#include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include <cstring>
+#include <system_error>
using namespace llvm;
-Module *llvm::ParseAssemblyFile(const std::string &Filename, ParseError &Err,
- LLVMContext* Context) {
- Err.setFilename(Filename);
+bool llvm::parseAssemblyInto(MemoryBufferRef F, Module &M, SMDiagnostic &Err) {
+ SourceMgr SM;
+ std::unique_ptr<MemoryBuffer> Buf = MemoryBuffer::getMemBuffer(F, false);
+ SM.AddNewSourceBuffer(std::move(Buf), SMLoc());
- std::string ErrorStr;
- OwningPtr<MemoryBuffer>
- F(MemoryBuffer::getFileOrSTDIN(Filename.c_str(), &ErrorStr));
- if (F == 0) {
- Err.setError("Could not open input file '" + Filename + "'");
- return 0;
- }
-
- OwningPtr<Module> M(new Module(Filename, Context));
- if (LLParser(F.get(), Err, M.get()).Run())
- return 0;
- return M.take();
+ return LLParser(F.getBuffer(), SM, Err, &M).Run();
}
-Module *llvm::ParseAssemblyString(const char *AsmString, Module *M,
- ParseError &Err, LLVMContext* Context) {
- Err.setFilename("<string>");
+std::unique_ptr<Module> llvm::parseAssembly(MemoryBufferRef F,
+ SMDiagnostic &Err,
+ LLVMContext &Context) {
+ std::unique_ptr<Module> M =
+ make_unique<Module>(F.getBufferIdentifier(), Context);
- OwningPtr<MemoryBuffer>
- F(MemoryBuffer::getMemBuffer(AsmString, AsmString+strlen(AsmString),
- "<string>"));
-
- // If we are parsing into an existing module, do it.
- if (M)
- return LLParser(F.get(), Err, M).Run() ? 0 : M;
+ if (parseAssemblyInto(F, *M, Err))
+ return nullptr;
- // Otherwise create a new module.
- OwningPtr<Module> M2(new Module("<string>", Context));
- if (LLParser(F.get(), Err, M2.get()).Run())
- return 0;
- return M2.take();
+ return M;
}
-
-//===------------------------------------------------------------------------===
-// ParseError Class
-//===------------------------------------------------------------------------===
-
-void ParseError::PrintError(const char *ProgName, raw_ostream &S) {
- errs() << ProgName << ": ";
- if (Filename == "-")
- errs() << "<stdin>";
- else
- errs() << Filename;
-
- if (LineNo != -1) {
- errs() << ':' << LineNo;
- if (ColumnNo != -1)
- errs() << ':' << (ColumnNo+1);
+std::unique_ptr<Module> llvm::parseAssemblyFile(StringRef Filename,
+ SMDiagnostic &Err,
+ LLVMContext &Context) {
+ ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
+ MemoryBuffer::getFileOrSTDIN(Filename);
+ if (std::error_code EC = FileOrErr.getError()) {
+ Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
+ "Could not open input file: " + EC.message());
+ return nullptr;
}
- errs() << ": " << Message << '\n';
-
- if (LineNo != -1 && ColumnNo != -1) {
- errs() << LineContents << '\n';
+ return parseAssembly(FileOrErr.get()->getMemBufferRef(), Err, Context);
+}
- // Print out spaces/tabs before the caret.
- for (unsigned i = 0; i != unsigned(ColumnNo); ++i)
- errs() << (LineContents[i] == '\t' ? '\t' : ' ');
- errs() << "^\n";
- }
+std::unique_ptr<Module> llvm::parseAssemblyString(StringRef AsmString,
+ SMDiagnostic &Err,
+ LLVMContext &Context) {
+ MemoryBufferRef F(AsmString, "<string>");
+ return parseAssembly(F, Err, Context);
}