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llvm-mc: Fix MCInstPrinter memory leaks.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99101 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-03-20 22:36:35 +00:00
parent 78fcf53a18
commit c6ab1901f9
1 changed files with 8 additions and 9 deletions
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17
tools/llvm-mc/Disassembler.cpp
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@ -47,8 +47,8 @@ public:
}; };
} }
static bool PrintInsts(const llvm::MCDisassembler &DisAsm, static bool PrintInsts(const MCDisassembler &DisAsm,
llvm::MCInstPrinter &Printer, const ByteArrayTy &Bytes, MCInstPrinter &Printer, const ByteArrayTy &Bytes,
SourceMgr &SM) { SourceMgr &SM) {
// Wrap the vector in a MemoryObject. // Wrap the vector in a MemoryObject.
VectorMemoryObject memoryObject(Bytes); VectorMemoryObject memoryObject(Bytes);
@ -77,24 +77,23 @@ static bool PrintInsts(const llvm::MCDisassembler &DisAsm,
} }
int Disassembler::disassemble(const Target &T, const std::string &Triple, int Disassembler::disassemble(const Target &T, const std::string &Triple,
MemoryBuffer &Buffer) { MemoryBuffer &Buffer) {
// Set up disassembler. // Set up disassembler.
llvm::OwningPtr<const llvm::MCAsmInfo> AsmInfo(T.createAsmInfo(Triple)); OwningPtr<const MCAsmInfo> AsmInfo(T.createAsmInfo(Triple));
if (!AsmInfo) { if (!AsmInfo) {
errs() << "error: no assembly info for target " << Triple << "\n"; errs() << "error: no assembly info for target " << Triple << "\n";
return -1; return -1;
} }
llvm::OwningPtr<const llvm::MCDisassembler> DisAsm(T.createMCDisassembler()); OwningPtr<const MCDisassembler> DisAsm(T.createMCDisassembler());
if (!DisAsm) { if (!DisAsm) {
errs() << "error: no disassembler for target " << Triple << "\n"; errs() << "error: no disassembler for target " << Triple << "\n";
return -1; return -1;
} }
llvm::MCInstPrinter *InstPrinter = T.createMCInstPrinter(0, *AsmInfo, outs()); OwningPtr<MCInstPrinter> IP(T.createMCInstPrinter(0, *AsmInfo, outs()));
if (!IP) {
if (!InstPrinter) {
errs() << "error: no instruction printer for target " << Triple << '\n'; errs() << "error: no instruction printer for target " << Triple << '\n';
return -1; return -1;
} }
@ -151,7 +150,7 @@ int Disassembler::disassemble(const Target &T, const std::string &Triple,
} }
if (!ByteArray.empty()) if (!ByteArray.empty())
ErrorOccurred |= PrintInsts(*DisAsm, *InstPrinter, ByteArray, SM); ErrorOccurred |= PrintInsts(*DisAsm, *IP, ByteArray, SM);
return ErrorOccurred; return ErrorOccurred;
} }