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start wiring up support for asm parsing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73846 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -16,6 +16,7 @@
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/PrettyStackTrace.h"
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#include "llvm/Support/SourceMgr.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/System/Signals.h"
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using namespace llvm;
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@ -27,30 +28,62 @@ static cl::opt<std::string>
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OutputFilename("o", cl::desc("Output filename"),
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cl::value_desc("filename"));
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int main(int argc, char **argv) {
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// Print a stack trace if we signal out.
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sys::PrintStackTraceOnErrorSignal();
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PrettyStackTraceProgram X(argc, argv);
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llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
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static cl::list<std::string>
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IncludeDirs("I", cl::desc("Directory of include files"),
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cl::value_desc("directory"), cl::Prefix);
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cl::ParseCommandLineOptions(argc, argv, "llvm machine code playground\n");
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enum ActionType {
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AC_Assemble
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};
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static cl::opt<ActionType>
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Action(cl::desc("Action to perform:"),
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cl::values(clEnumValN(AC_Assemble, "assemble",
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"Assemble a .s file (default)"),
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clEnumValEnd));
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static int AssembleInput(const char *ProgName) {
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std::string ErrorMessage;
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MemoryBuffer *Buffer
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= MemoryBuffer::getFileOrSTDIN(InputFilename, &ErrorMessage);
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MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename,
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&ErrorMessage);
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if (Buffer == 0) {
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errs() << argv[0] << ": ";
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errs() << ProgName << ": ";
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if (ErrorMessage.size())
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errs() << ErrorMessage << "\n";
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else
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errs() << "input file didn't read correctly.\n";
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return 1;
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}
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SourceMgr SrcMgr;
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// Tell SrcMgr about this buffer, which is what TGParser will pick up.
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SrcMgr.AddNewSourceBuffer(Buffer, SMLoc());
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// Record the location of the include directories so that the lexer can find
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// it later.
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SrcMgr.setIncludeDirs(IncludeDirs);
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//TGParser Parser(SrcMgr);
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//return Parser.ParseFile();
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return 1;
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}
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int main(int argc, char **argv) {
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// Print a stack trace if we signal out.
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sys::PrintStackTraceOnErrorSignal();
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PrettyStackTraceProgram X(argc, argv);
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llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
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cl::ParseCommandLineOptions(argc, argv, "llvm machine code playground\n");
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switch (Action) {
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default:
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case AC_Assemble:
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return AssembleInput(argv[0]);
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}
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return 0;
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}
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