//===----------------------------------------------------------------------===//
#include "llvm/LLVMContext.h"
+#include "llvm/DataLayout.h"
+#include "llvm/DebugInfo.h"
#include "llvm/Module.h"
#include "llvm/PassManager.h"
#include "llvm/CallGraphSCCPass.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Assembly/PrintModulePass.h"
-#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Analysis/Verifier.h"
#include "llvm/Analysis/LoopPass.h"
#include "llvm/Analysis/RegionPass.h"
#include "llvm/Analysis/CallGraph.h"
-#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetLibraryInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/ADT/StringSet.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/PluginLoader.h"
#include "llvm/Support/PrettyStackTrace.h"
-#include "llvm/Support/PassManagerBuilder.h"
#include "llvm/Support/SystemUtils.h"
#include "llvm/Support/ToolOutputFile.h"
#include "llvm/LinkAllPasses.h"
#include "llvm/LinkAllVMCore.h"
+#include "llvm/Transforms/IPO/PassManagerBuilder.h"
#include <memory>
#include <algorithm>
using namespace llvm;
static cl::opt<bool>
OptLevelO1("O1",
- cl::desc("Optimization level 1. Similar to llvm-gcc -O1"));
+ cl::desc("Optimization level 1. Similar to clang -O1"));
static cl::opt<bool>
OptLevelO2("O2",
- cl::desc("Optimization level 2. Similar to llvm-gcc -O2"));
+ cl::desc("Optimization level 2. Similar to clang -O2"));
+
+static cl::opt<bool>
+OptLevelOs("Os",
+ cl::desc("Like -O2 with extra optimizations for size. Similar to clang -Os"));
+
+static cl::opt<bool>
+OptLevelOz("Oz",
+ cl::desc("Like -Os but reduces code size further. Similar to clang -Oz"));
static cl::opt<bool>
OptLevelO3("O3",
- cl::desc("Optimization level 3. Similar to llvm-gcc -O3"));
+ cl::desc("Optimization level 3. Similar to clang -O3"));
+
+static cl::opt<std::string>
+TargetTriple("mtriple", cl::desc("Override target triple for module"));
static cl::opt<bool>
UnitAtATime("funit-at-a-time",
virtual bool runOnRegion(Region *R, RGPassManager &RGM) {
if (!Quiet) {
Out << "Printing analysis '" << PassToPrint->getPassName() << "' for "
- << "region: '" << R->getNameStr() << "' in function '"
- << R->getEntry()->getParent()->getNameStr() << "':\n";
+ << "region: '" << R->getNameStr() << "' in function '"
+ << R->getEntry()->getParent()->getName() << "':\n";
}
// Get and print pass...
getAnalysisID<Pass>(PassToPrint->getTypeInfo()).print(Out,
///
/// OptLevel - Optimization Level
static void AddOptimizationPasses(PassManagerBase &MPM,FunctionPassManager &FPM,
- unsigned OptLevel) {
+ unsigned OptLevel, unsigned SizeLevel) {
+ FPM.add(createVerifierPass()); // Verify that input is correct
+
PassManagerBuilder Builder;
Builder.OptLevel = OptLevel;
+ Builder.SizeLevel = SizeLevel;
if (DisableInline) {
// No inlining pass
} else if (OptLevel > 1) {
unsigned Threshold = 225;
+ if (SizeLevel == 1) // -Os
+ Threshold = 75;
+ else if (SizeLevel == 2) // -Oz
+ Threshold = 25;
if (OptLevel > 2)
Threshold = 275;
Builder.Inliner = createFunctionInliningPass(Threshold);
static void AddStandardCompilePasses(PassManagerBase &PM) {
PM.add(createVerifierPass()); // Verify that input is correct
- addPass(PM, createLowerSetJmpPass()); // Lower llvm.setjmp/.longjmp
-
// If the -strip-debug command line option was specified, do it.
if (StripDebug)
addPass(PM, createStripSymbolsPass(true));
PassRegistry &Registry = *PassRegistry::getPassRegistry();
initializeCore(Registry);
initializeScalarOpts(Registry);
+ initializeVectorization(Registry);
initializeIPO(Registry);
initializeAnalysis(Registry);
initializeIPA(Registry);
return 1;
}
- // Allocate a full target machine description only if necessary.
- // FIXME: The choice of target should be controllable on the command line.
- std::auto_ptr<TargetMachine> target;
-
SMDiagnostic Err;
// Load the input module...
M.reset(ParseIRFile(InputFilename, Err, Context));
if (M.get() == 0) {
- Err.Print(argv[0], errs());
+ Err.print(argv[0], errs());
return 1;
}
+ // If we are supposed to override the target triple, do so now.
+ if (!TargetTriple.empty())
+ M->setTargetTriple(Triple::normalize(TargetTriple));
+
// Figure out what stream we are supposed to write to...
OwningPtr<tool_output_file> Out;
if (NoOutput) {
TLI->disableAllFunctions();
Passes.add(TLI);
- // Add an appropriate TargetData instance for this module.
- TargetData *TD = 0;
+ // Add an appropriate DataLayout instance for this module.
+ DataLayout *TD = 0;
const std::string &ModuleDataLayout = M.get()->getDataLayout();
if (!ModuleDataLayout.empty())
- TD = new TargetData(ModuleDataLayout);
+ TD = new DataLayout(ModuleDataLayout);
else if (!DefaultDataLayout.empty())
- TD = new TargetData(DefaultDataLayout);
+ TD = new DataLayout(DefaultDataLayout);
if (TD)
Passes.add(TD);
OwningPtr<FunctionPassManager> FPasses;
- if (OptLevelO1 || OptLevelO2 || OptLevelO3) {
+ if (OptLevelO1 || OptLevelO2 || OptLevelOs || OptLevelOz || OptLevelO3) {
FPasses.reset(new FunctionPassManager(M.get()));
if (TD)
- FPasses->add(new TargetData(*TD));
+ FPasses->add(new DataLayout(*TD));
}
if (PrintBreakpoints) {
}
if (OptLevelO1 && OptLevelO1.getPosition() < PassList.getPosition(i)) {
- AddOptimizationPasses(Passes, *FPasses, 1);
+ AddOptimizationPasses(Passes, *FPasses, 1, 0);
OptLevelO1 = false;
}
if (OptLevelO2 && OptLevelO2.getPosition() < PassList.getPosition(i)) {
- AddOptimizationPasses(Passes, *FPasses, 2);
+ AddOptimizationPasses(Passes, *FPasses, 2, 0);
OptLevelO2 = false;
}
+ if (OptLevelOs && OptLevelOs.getPosition() < PassList.getPosition(i)) {
+ AddOptimizationPasses(Passes, *FPasses, 2, 1);
+ OptLevelOs = false;
+ }
+
+ if (OptLevelOz && OptLevelOz.getPosition() < PassList.getPosition(i)) {
+ AddOptimizationPasses(Passes, *FPasses, 2, 2);
+ OptLevelOz = false;
+ }
+
if (OptLevelO3 && OptLevelO3.getPosition() < PassList.getPosition(i)) {
- AddOptimizationPasses(Passes, *FPasses, 3);
+ AddOptimizationPasses(Passes, *FPasses, 3, 0);
OptLevelO3 = false;
}
}
if (OptLevelO1)
- AddOptimizationPasses(Passes, *FPasses, 1);
+ AddOptimizationPasses(Passes, *FPasses, 1, 0);
if (OptLevelO2)
- AddOptimizationPasses(Passes, *FPasses, 2);
+ AddOptimizationPasses(Passes, *FPasses, 2, 0);
+
+ if (OptLevelOs)
+ AddOptimizationPasses(Passes, *FPasses, 2, 1);
+
+ if (OptLevelOz)
+ AddOptimizationPasses(Passes, *FPasses, 2, 2);
if (OptLevelO3)
- AddOptimizationPasses(Passes, *FPasses, 3);
+ AddOptimizationPasses(Passes, *FPasses, 3, 0);
- if (OptLevelO1 || OptLevelO2 || OptLevelO3) {
+ if (OptLevelO1 || OptLevelO2 || OptLevelOs || OptLevelOz || OptLevelO3) {
FPasses->doInitialization();
for (Module::iterator F = M->begin(), E = M->end(); F != E; ++F)
FPasses->run(*F);
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