summaryrefslogtreecommitdiff
path: root/tools/llvm-mc/llvm-mc.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'tools/llvm-mc/llvm-mc.cpp')
-rw-r--r--tools/llvm-mc/llvm-mc.cpp140
1 files changed, 76 insertions, 64 deletions
diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index 94b11ebe64..77d5a31518 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -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()) {
@@ -182,69 +204,51 @@ 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;
}
}
-
- 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);
+ // Keep output if no errors.
+ if (Error == 0) Out->keep();
+
+ return Error;
}
static int AssembleInput(const char *ProgName) {
@@ -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;
}