Use the new tool_output_file in several tools. This fixes a variety

of problems with output files being left behind or output streams
being left unclosed. Fix llvm-mc to respect the -o option in all
modes, rather than hardcoding outs() in some cases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111603 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-08-20 01:07:01 +00:00
parent 52fdaeda75
commit d5826a33a5
7 changed files with 150 additions and 148 deletions

View File

@ -124,9 +124,9 @@ GetFileNameRoot(const std::string &InputFilename) {
return outputFilename;
}
static formatted_raw_ostream *GetOutputStream(const char *TargetName,
Triple::OSType OS,
const char *ProgName) {
static formatted_tool_output_file *GetOutputStream(const char *TargetName,
Triple::OSType OS,
const char *ProgName) {
// If we don't yet have an output filename, make one.
if (OutputFilename.empty()) {
if (InputFilename == "-")
@ -172,25 +172,21 @@ static formatted_raw_ostream *GetOutputStream(const char *TargetName,
break;
}
// Make sure that the Out file gets unlinked from the disk if we get a
// SIGINT
if (OutputFilename != "-")
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
// Open the file.
std::string error;
unsigned OpenFlags = 0;
if (Binary) OpenFlags |= raw_fd_ostream::F_Binary;
raw_fd_ostream *FDOut = new raw_fd_ostream(OutputFilename.c_str(), error,
OpenFlags);
tool_output_file *FDOut = new tool_output_file(OutputFilename.c_str(), error,
OpenFlags);
if (!error.empty()) {
errs() << error << '\n';
delete FDOut;
return 0;
}
formatted_raw_ostream *Out =
new formatted_raw_ostream(*FDOut, formatted_raw_ostream::DELETE_STREAM);
formatted_tool_output_file *Out =
new formatted_tool_output_file(*FDOut,
formatted_raw_ostream::DELETE_STREAM);
return Out;
}
@ -283,9 +279,9 @@ int main(int argc, char **argv) {
TargetMachine &Target = *target.get();
// Figure out where we are going to send the output...
formatted_raw_ostream *Out = GetOutputStream(TheTarget->getName(),
TheTriple.getOS(), argv[0]);
if (Out == 0) return 1;
OwningPtr<formatted_tool_output_file> Out
(GetOutputStream(TheTarget->getName(), TheTriple.getOS(), argv[0]));
if (!Out) return 1;
CodeGenOpt::Level OLvl = CodeGenOpt::Default;
switch (OptLevel) {
@ -335,16 +331,13 @@ int main(int argc, char **argv) {
DisableVerify)) {
errs() << argv[0] << ": target does not support generation of this"
<< " file type!\n";
delete Out;
// And the Out file is empty and useless, so remove it now.
sys::Path(OutputFilename).eraseFromDisk();
return 1;
}
PM.run(mod);
// Delete the ostream.
delete Out;
// Declare success.
Out->keep();
return 0;
}

View File

@ -68,15 +68,10 @@ static void WriteOutputFile(const Module *M) {
}
}
// Make sure that the Out file gets unlinked from the disk if we get a
// SIGINT.
if (OutputFilename != "-")
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
std::string ErrorInfo;
std::auto_ptr<raw_ostream> Out
(new raw_fd_ostream(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary));
OwningPtr<tool_output_file> Out
(new tool_output_file(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary));
if (!ErrorInfo.empty()) {
errs() << ErrorInfo << '\n';
exit(1);
@ -84,6 +79,9 @@ static void WriteOutputFile(const Module *M) {
if (Force || !CheckBitcodeOutputToConsole(*Out, true))
WriteBitcodeToFile(M, *Out);
// Declare success.
Out->keep();
}
int main(int argc, char **argv) {

View File

@ -25,7 +25,6 @@
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/System/Signals.h"
#include <memory>
using namespace llvm;
static cl::opt<std::string>
@ -88,15 +87,10 @@ int main(int argc, char **argv) {
}
}
// Make sure that the Out file gets unlinked from the disk if we get a
// SIGINT.
if (OutputFilename != "-")
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
std::string ErrorInfo;
std::auto_ptr<raw_fd_ostream>
Out(new raw_fd_ostream(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary));
OwningPtr<tool_output_file>
Out(new tool_output_file(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary));
if (!ErrorInfo.empty()) {
errs() << ErrorInfo << '\n';
return 1;
@ -106,6 +100,9 @@ int main(int argc, char **argv) {
if (!DontPrint)
*Out << *M;
// Declare success.
Out->keep();
return 0;
}

View File

@ -53,7 +53,7 @@ public:
static bool PrintInsts(const MCDisassembler &DisAsm,
MCInstPrinter &Printer, const ByteArrayTy &Bytes,
SourceMgr &SM) {
SourceMgr &SM, raw_ostream &Out) {
// Wrap the vector in a MemoryObject.
VectorMemoryObject memoryObject(Bytes);
@ -66,8 +66,8 @@ static bool PrintInsts(const MCDisassembler &DisAsm,
if (DisAsm.getInstruction(Inst, Size, memoryObject, Index,
/*REMOVE*/ nulls())) {
Printer.printInst(&Inst, outs());
outs() << "\n";
Printer.printInst(&Inst, Out);
Out << "\n";
} else {
SM.PrintMessage(SMLoc::getFromPointer(Bytes[Index].second),
"invalid instruction encoding", "warning");
@ -127,7 +127,8 @@ static bool ByteArrayFromString(ByteArrayTy &ByteArray,
}
int Disassembler::disassemble(const Target &T, const std::string &Triple,
MemoryBuffer &Buffer) {
MemoryBuffer &Buffer,
raw_ostream &Out) {
// Set up disassembler.
OwningPtr<const MCAsmInfo> AsmInfo(T.createAsmInfo(Triple));
@ -162,7 +163,7 @@ int Disassembler::disassemble(const Target &T, const std::string &Triple,
ErrorOccurred |= ByteArrayFromString(ByteArray, Str, SM);
if (!ByteArray.empty())
ErrorOccurred |= PrintInsts(*DisAsm, *IP, ByteArray, SM);
ErrorOccurred |= PrintInsts(*DisAsm, *IP, ByteArray, SM, Out);
return ErrorOccurred;
}
@ -179,22 +180,24 @@ static int byteArrayReader(uint8_t *B, uint64_t A, void *Arg) {
}
static int verboseEvaluator(uint64_t *V, unsigned R, void *Arg) {
EDDisassembler &disassembler = *((EDDisassembler *)Arg);
EDDisassembler &disassembler = *(EDDisassembler *)((void **)Arg)[0];
raw_ostream &Out = *(raw_ostream *)((void **)Arg)[1];
if (const char *regName = disassembler.nameWithRegisterID(R))
outs() << "[" << regName << "/" << R << "]";
Out << "[" << regName << "/" << R << "]";
if (disassembler.registerIsStackPointer(R))
outs() << "(sp)";
Out << "(sp)";
if (disassembler.registerIsProgramCounter(R))
outs() << "(pc)";
Out << "(pc)";
*V = 0;
return 0;
}
int Disassembler::disassembleEnhanced(const std::string &TS,
MemoryBuffer &Buffer) {
MemoryBuffer &Buffer,
raw_ostream &Out) {
ByteArrayTy ByteArray;
StringRef Str = Buffer.getBuffer();
SourceMgr SM;
@ -259,52 +262,52 @@ int Disassembler::disassembleEnhanced(const std::string &TS,
return -1;
}
outs() << '[';
Out << '[';
int operandIndex = token->operandID();
if (operandIndex >= 0)
outs() << operandIndex << "-";
Out << operandIndex << "-";
switch (token->type()) {
default: outs() << "?"; break;
case EDToken::kTokenWhitespace: outs() << "w"; break;
case EDToken::kTokenPunctuation: outs() << "p"; break;
case EDToken::kTokenOpcode: outs() << "o"; break;
case EDToken::kTokenLiteral: outs() << "l"; break;
case EDToken::kTokenRegister: outs() << "r"; break;
default: Out << "?"; break;
case EDToken::kTokenWhitespace: Out << "w"; break;
case EDToken::kTokenPunctuation: Out << "p"; break;
case EDToken::kTokenOpcode: Out << "o"; break;
case EDToken::kTokenLiteral: Out << "l"; break;
case EDToken::kTokenRegister: Out << "r"; break;
}
outs() << ":" << buf;
Out << ":" << buf;
if (token->type() == EDToken::kTokenLiteral) {
outs() << "=";
Out << "=";
if (token->literalSign())
outs() << "-";
Out << "-";
uint64_t absoluteValue;
if (token->literalAbsoluteValue(absoluteValue)) {
errs() << "error: Couldn't get the value of a literal token\n";
return -1;
}
outs() << absoluteValue;
Out << absoluteValue;
} else if (token->type() == EDToken::kTokenRegister) {
outs() << "=";
Out << "=";
unsigned regID;
if (token->registerID(regID)) {
errs() << "error: Couldn't get the ID of a register token\n";
return -1;
}
outs() << "r" << regID;
Out << "r" << regID;
}
outs() << "]";
Out << "]";
}
outs() << " ";
Out << " ";
if (inst->isBranch())
outs() << "<br> ";
Out << "<br> ";
if (inst->isMove())
outs() << "<mov> ";
Out << "<mov> ";
unsigned numOperands = inst->numOperands();
@ -314,7 +317,7 @@ int Disassembler::disassembleEnhanced(const std::string &TS,
}
for (unsigned operandIndex = 0; operandIndex != numOperands; ++operandIndex) {
outs() << operandIndex << ":";
Out << operandIndex << ":";
EDOperand *operand;
if (inst->getOperand(operand, operandIndex)) {
@ -323,12 +326,12 @@ int Disassembler::disassembleEnhanced(const std::string &TS,
}
uint64_t evaluatedResult;
evaluatedResult = operand->evaluate(evaluatedResult, verboseEvaluator,
disassembler);
outs() << "=" << evaluatedResult << " ";
void *Arg[] = { disassembler, &Out };
evaluatedResult = operand->evaluate(evaluatedResult, verboseEvaluator, Arg);
Out << "=" << evaluatedResult << " ";
}
outs() << '\n';
Out << '\n';
return 0;
}

View File

@ -21,15 +21,18 @@ namespace llvm {
class Target;
class MemoryBuffer;
class raw_ostream;
class Disassembler {
public:
static int disassemble(const Target &target,
const std::string &tripleString,
MemoryBuffer &buffer);
MemoryBuffer &buffer,
raw_ostream &Out);
static int disassembleEnhanced(const std::string &tripleString,
MemoryBuffer &buffer);
MemoryBuffer &buffer,
raw_ostream &Out);
};
} // namespace llvm

View File

@ -27,6 +27,7 @@
#include "llvm/Target/TargetSelect.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileUtilities.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
@ -139,6 +140,23 @@ static const Target *GetTarget(const char *ProgName) {
return 0;
}
static formatted_tool_output_file *GetOutputStream() {
if (OutputFilename == "")
OutputFilename = "-";
std::string Err;
tool_output_file *Out = new tool_output_file(OutputFilename.c_str(), Err,
raw_fd_ostream::F_Binary);
if (!Err.empty()) {
errs() << Err << '\n';
delete Out;
return 0;
}
return new formatted_tool_output_file(*Out,
formatted_raw_ostream::DELETE_STREAM);
}
static int AsLexInput(const char *ProgName) {
std::string ErrorMessage;
MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename,
@ -171,6 +189,10 @@ static int AsLexInput(const char *ProgName) {
AsmLexer Lexer(*MAI);
Lexer.setBuffer(SrcMgr.getMemoryBuffer(0));
OwningPtr<formatted_tool_output_file> Out(GetOutputStream());
if (!Out)
return 1;
bool Error = false;
while (Lexer.Lex().isNot(AsmToken::Eof)) {
switch (Lexer.getKind()) {
@ -182,71 +204,53 @@ static int AsLexInput(const char *ProgName) {
Error = true; // error already printed.
break;
case AsmToken::Identifier:
outs() << "identifier: " << Lexer.getTok().getString() << '\n';
*Out << "identifier: " << Lexer.getTok().getString() << '\n';
break;
case AsmToken::String:
outs() << "string: " << Lexer.getTok().getString() << '\n';
*Out << "string: " << Lexer.getTok().getString() << '\n';
break;
case AsmToken::Integer:
outs() << "int: " << Lexer.getTok().getString() << '\n';
*Out << "int: " << Lexer.getTok().getString() << '\n';
break;
case AsmToken::Amp: outs() << "Amp\n"; break;
case AsmToken::AmpAmp: outs() << "AmpAmp\n"; break;
case AsmToken::Caret: outs() << "Caret\n"; break;
case AsmToken::Colon: outs() << "Colon\n"; break;
case AsmToken::Comma: outs() << "Comma\n"; break;
case AsmToken::Dollar: outs() << "Dollar\n"; break;
case AsmToken::EndOfStatement: outs() << "EndOfStatement\n"; break;
case AsmToken::Eof: outs() << "Eof\n"; break;
case AsmToken::Equal: outs() << "Equal\n"; break;
case AsmToken::EqualEqual: outs() << "EqualEqual\n"; break;
case AsmToken::Exclaim: outs() << "Exclaim\n"; break;
case AsmToken::ExclaimEqual: outs() << "ExclaimEqual\n"; break;
case AsmToken::Greater: outs() << "Greater\n"; break;
case AsmToken::GreaterEqual: outs() << "GreaterEqual\n"; break;
case AsmToken::GreaterGreater: outs() << "GreaterGreater\n"; break;
case AsmToken::LParen: outs() << "LParen\n"; break;
case AsmToken::Less: outs() << "Less\n"; break;
case AsmToken::LessEqual: outs() << "LessEqual\n"; break;
case AsmToken::LessGreater: outs() << "LessGreater\n"; break;
case AsmToken::LessLess: outs() << "LessLess\n"; break;
case AsmToken::Minus: outs() << "Minus\n"; break;
case AsmToken::Percent: outs() << "Percent\n"; break;
case AsmToken::Pipe: outs() << "Pipe\n"; break;
case AsmToken::PipePipe: outs() << "PipePipe\n"; break;
case AsmToken::Plus: outs() << "Plus\n"; break;
case AsmToken::RParen: outs() << "RParen\n"; break;
case AsmToken::Slash: outs() << "Slash\n"; break;
case AsmToken::Star: outs() << "Star\n"; break;
case AsmToken::Tilde: outs() << "Tilde\n"; break;
case AsmToken::Amp: *Out << "Amp\n"; break;
case AsmToken::AmpAmp: *Out << "AmpAmp\n"; break;
case AsmToken::Caret: *Out << "Caret\n"; break;
case AsmToken::Colon: *Out << "Colon\n"; break;
case AsmToken::Comma: *Out << "Comma\n"; break;
case AsmToken::Dollar: *Out << "Dollar\n"; break;
case AsmToken::EndOfStatement: *Out << "EndOfStatement\n"; break;
case AsmToken::Eof: *Out << "Eof\n"; break;
case AsmToken::Equal: *Out << "Equal\n"; break;
case AsmToken::EqualEqual: *Out << "EqualEqual\n"; break;
case AsmToken::Exclaim: *Out << "Exclaim\n"; break;
case AsmToken::ExclaimEqual: *Out << "ExclaimEqual\n"; break;
case AsmToken::Greater: *Out << "Greater\n"; break;
case AsmToken::GreaterEqual: *Out << "GreaterEqual\n"; break;
case AsmToken::GreaterGreater: *Out << "GreaterGreater\n"; break;
case AsmToken::LParen: *Out << "LParen\n"; break;
case AsmToken::Less: *Out << "Less\n"; break;
case AsmToken::LessEqual: *Out << "LessEqual\n"; break;
case AsmToken::LessGreater: *Out << "LessGreater\n"; break;
case AsmToken::LessLess: *Out << "LessLess\n"; break;
case AsmToken::Minus: *Out << "Minus\n"; break;
case AsmToken::Percent: *Out << "Percent\n"; break;
case AsmToken::Pipe: *Out << "Pipe\n"; break;
case AsmToken::PipePipe: *Out << "PipePipe\n"; break;
case AsmToken::Plus: *Out << "Plus\n"; break;
case AsmToken::RParen: *Out << "RParen\n"; break;
case AsmToken::Slash: *Out << "Slash\n"; break;
case AsmToken::Star: *Out << "Star\n"; break;
case AsmToken::Tilde: *Out << "Tilde\n"; break;
}
}
// Keep output if no errors.
if (Error == 0) Out->keep();
return Error;
}
static formatted_raw_ostream *GetOutputStream() {
if (OutputFilename == "")
OutputFilename = "-";
// Make sure that the Out file gets unlinked from the disk if we get a
// SIGINT.
if (OutputFilename != "-")
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
std::string Err;
raw_fd_ostream *Out = new raw_fd_ostream(OutputFilename.c_str(), Err,
raw_fd_ostream::F_Binary);
if (!Err.empty()) {
errs() << Err << '\n';
delete Out;
return 0;
}
return new formatted_raw_ostream(*Out, formatted_raw_ostream::DELETE_STREAM);
}
static int AssembleInput(const char *ProgName) {
const Target *TheTarget = GetTarget(ProgName);
if (!TheTarget)
@ -277,10 +281,6 @@ static int AssembleInput(const char *ProgName) {
assert(MAI && "Unable to create target asm info!");
MCContext Ctx(*MAI);
formatted_raw_ostream *Out = GetOutputStream();
if (!Out)
return 1;
// FIXME: We shouldn't need to do this (and link in codegen).
OwningPtr<TargetMachine> TM(TheTarget->createTargetMachine(TripleName, ""));
@ -291,6 +291,10 @@ static int AssembleInput(const char *ProgName) {
return 1;
}
OwningPtr<formatted_tool_output_file> Out(GetOutputStream());
if (!Out)
return 1;
OwningPtr<MCStreamer> Str;
if (FileType == OFT_AssemblyFile) {
@ -328,11 +332,9 @@ static int AssembleInput(const char *ProgName) {
Parser->setTargetParser(*TAP.get());
int Res = Parser->Run(NoInitialTextSection);
delete Out;
// Delete output on errors.
if (Res && OutputFilename != "-")
sys::Path(OutputFilename).eraseFromDisk();
// Keep output if no errors.
if (Res == 0) Out->keep();
return Res;
}
@ -356,10 +358,20 @@ static int DisassembleInput(const char *ProgName, bool Enhanced) {
return 1;
}
OwningPtr<formatted_tool_output_file> Out(GetOutputStream());
if (!Out)
return 1;
int Res;
if (Enhanced)
return Disassembler::disassembleEnhanced(TripleName, *Buffer);
Res = Disassembler::disassembleEnhanced(TripleName, *Buffer, *Out);
else
return Disassembler::disassemble(*TheTarget, TripleName, *Buffer);
Res = Disassembler::disassemble(*TheTarget, TripleName, *Buffer, *Out);
// Keep output if no errors.
if (Res == 0) Out->keep();
return Res;
}

View File

@ -385,7 +385,7 @@ int main(int argc, char **argv) {
}
// Figure out what stream we are supposed to write to...
raw_ostream *Out = 0;
OwningPtr<tool_output_file> Out;
if (NoOutput) {
if (!OutputFilename.empty())
errs() << "WARNING: The -o (output filename) option is ignored when\n"
@ -395,17 +395,11 @@ int main(int argc, char **argv) {
if (OutputFilename.empty())
OutputFilename = "-";
// Make sure that the Output file gets unlinked from the disk if we get
// a SIGINT.
if (OutputFilename != "-")
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
std::string ErrorInfo;
Out = new raw_fd_ostream(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary);
Out.reset(new tool_output_file(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary));
if (!ErrorInfo.empty()) {
errs() << ErrorInfo << '\n';
delete Out;
return 1;
}
}
@ -542,7 +536,7 @@ int main(int argc, char **argv) {
// Write bitcode or assembly to the output as the last step...
if (!NoOutput && !AnalyzeOnly) {
if (OutputAssembly)
Passes.add(createPrintModulePass(Out));
Passes.add(createPrintModulePass(Out.get()));
else
Passes.add(createBitcodeWriterPass(*Out));
}
@ -550,7 +544,9 @@ int main(int argc, char **argv) {
// Now that we have all of the passes ready, run them.
Passes.run(*M.get());
// Delete the raw_fd_ostream.
delete Out;
// Declare success.
if (!NoOutput)
Out->keep();
return 0;
}