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opt: Add -S option to print output as LLVM assembly.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81082 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2009-09-05 11:34:53 +00:00
parent 31dc49d5ab
commit 8c042c2337
1 changed files with 14 additions and 5 deletions
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15
tools/opt/opt.cpp
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@ -65,6 +65,10 @@ static cl::opt<bool>
NoOutput("disable-output", NoOutput("disable-output",
cl::desc("Do not write result bitcode file"), cl::Hidden); cl::desc("Do not write result bitcode file"), cl::Hidden);
static cl::opt<bool>
OutputAssembly("S",
cl::desc("Write output as LLVM assembly"), cl::Hidden);
static cl::opt<bool> static cl::opt<bool>
NoVerify("disable-verify", cl::desc("Do not verify result module"), cl::Hidden); NoVerify("disable-verify", cl::desc("Do not verify result module"), cl::Hidden);
@ -375,7 +379,8 @@ int main(int argc, char **argv) {
// If the output is set to be emitted to standard out, and standard out is a // If the output is set to be emitted to standard out, and standard out is a
// console, print out a warning message and refuse to do it. We don't // console, print out a warning message and refuse to do it. We don't
// impress anyone by spewing tons of binary goo to a terminal. // impress anyone by spewing tons of binary goo to a terminal.
if (!Force && !NoOutput && CheckBitcodeOutputToConsole(*Out, !Quiet)) if (!Force && !NoOutput && !OutputAssembly)
if (CheckBitcodeOutputToConsole(*Out, !Quiet))
NoOutput = true; NoOutput = true;
// Create a PassManager to hold and optimize the collection of passes we are // Create a PassManager to hold and optimize the collection of passes we are
@ -495,9 +500,13 @@ int main(int argc, char **argv) {
if (!NoVerify && !VerifyEach) if (!NoVerify && !VerifyEach)
Passes.add(createVerifierPass()); Passes.add(createVerifierPass());
// Write bitcode out to disk or outs() as the last step... // Write bitcode or assembly out to disk or outs() as the last step...
if (!NoOutput && !AnalyzeOnly) if (!NoOutput && !AnalyzeOnly) {
if (OutputAssembly)
Passes.add(createPrintModulePass(Out));
else
Passes.add(createBitcodeWriterPass(*Out)); Passes.add(createBitcodeWriterPass(*Out));
}
// Now that we have all of the passes ready, run them. // Now that we have all of the passes ready, run them.
Passes.run(*M.get()); Passes.run(*M.get());