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llc (et al): Add support for --show-encoding and --show-inst.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104029 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-05-18 17:22:19 +00:00
parent 68e947ac61
commit 3538c808f8
1 changed files with 13 additions and 1 deletions
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14
lib/CodeGen/LLVMTargetMachine.cpp
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@ -65,6 +65,10 @@ static cl::opt<bool> PrintISelInput("print-isel-input", cl::Hidden,
cl::desc("Print LLVM IR input to isel pass"));
static cl::opt<bool> PrintGCInfo("print-gc", cl::Hidden,
cl::desc("Dump garbage collector data"));
static cl::opt<bool> ShowMCEncoding("show-mc-encoding", cl::Hidden,
cl::desc("Show encoding in .s output"));
static cl::opt<bool> ShowMCInst("show-mc-inst", cl::Hidden,
cl::desc("Show instruction structure in .s output"));
static cl::opt<bool> VerifyMachineCode("verify-machineinstrs", cl::Hidden,
cl::desc("Verify generated machine code"),
cl::init(getenv("LLVM_VERIFY_MACHINEINSTRS")!=NULL));
@ -131,10 +135,18 @@ bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
case CGFT_AssemblyFile: {
MCInstPrinter *InstPrinter =
getTarget().createMCInstPrinter(MAI.getAssemblerDialect(), MAI);
// Create a code emitter if asked to show the encoding.
//
// FIXME: These are currently leaked.
MCCodeEmitter *MCE = 0;
if (ShowMCEncoding)
MCE = getTarget().createCodeEmitter(*this, *Context);
AsmStreamer.reset(createAsmStreamer(*Context, Out,
getTargetData()->isLittleEndian(),
getVerboseAsm(), InstPrinter,
/*codeemitter*/0));
MCE, ShowMCInst));
break;
}
case CGFT_ObjectFile: {