[cfe-commits] r131808 - /cfe/trunk/lib/CodeGen/BackendUtil.cpp
Chris Lattner
sabre at nondot.org
Sat May 21 13:40:11 PDT 2011
Author: lattner
Date: Sat May 21 15:40:11 2011
New Revision: 131808
URL: http://llvm.org/viewvc/llvm-project?rev=131808&view=rev
Log:
switch clang off StandardPasses.h onto PassManagerBuilder.h
Modified:
cfe/trunk/lib/CodeGen/BackendUtil.cpp
Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/BackendUtil.cpp?rev=131808&r1=131807&r2=131808&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/BackendUtil.cpp (original)
+++ cfe/trunk/lib/CodeGen/BackendUtil.cpp Sat May 21 15:40:11 2011
@@ -21,12 +21,11 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/PrettyStackTrace.h"
-#include "llvm/Support/StandardPasses.h"
+#include "llvm/Support/PassManagerBuilder.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/SubtargetFeature.h"
#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetLibraryInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetRegistry.h"
@@ -109,51 +108,52 @@
OptLevel = 0;
Inlining = CodeGenOpts.NoInlining;
}
-
- FunctionPassManager *FPM = getPerFunctionPasses();
-
+
+ PassManagerBuilder PMBuilder;
+ PMBuilder.setOptimizationLevel(OptLevel);
+ PMBuilder.setSizeLevel(CodeGenOpts.OptimizeSize);
+
+ if (!CodeGenOpts.SimplifyLibCalls) PMBuilder.disableSimplifyLibCalls();
+ if (!CodeGenOpts.UnitAtATime) PMBuilder.disableUnitAtATime();
+ if (!CodeGenOpts.UnrollLoops) PMBuilder.disableUnrollLoops();
+
+ // Figure out TargetLibraryInfo.
Triple TargetTriple(TheModule->getTargetTriple());
TargetLibraryInfo *TLI = new TargetLibraryInfo(TargetTriple);
if (!CodeGenOpts.SimplifyLibCalls)
TLI->disableAllFunctions();
- FPM->add(TLI);
-
- // In -O0 if checking is disabled, we don't even have per-function passes.
- if (CodeGenOpts.VerifyModule)
- FPM->add(createVerifierPass());
-
- // Assume that standard function passes aren't run for -O0.
- if (OptLevel > 0)
- llvm::createStandardFunctionPasses(FPM, OptLevel);
-
- llvm::Pass *InliningPass = 0;
+ PMBuilder.setLibraryInfo(TLI);
+
+
switch (Inlining) {
case CodeGenOptions::NoInlining: break;
case CodeGenOptions::NormalInlining: {
- // Set the inline threshold following llvm-gcc.
- //
// FIXME: Derive these constants in a principled fashion.
unsigned Threshold = 225;
- if (CodeGenOpts.OptimizeSize == 1) //-Os
+ if (CodeGenOpts.OptimizeSize == 1) // -Os
Threshold = 75;
- else if (CodeGenOpts.OptimizeSize == 2) //-Oz
+ else if (CodeGenOpts.OptimizeSize == 2) // -Oz
Threshold = 25;
else if (OptLevel > 2)
Threshold = 275;
- InliningPass = createFunctionInliningPass(Threshold);
+ PMBuilder.setInliner(createFunctionInliningPass(Threshold));
break;
}
case CodeGenOptions::OnlyAlwaysInlining:
- InliningPass = createAlwaysInlinerPass(); // Respect always_inline
+ // Respect always_inline.
+ PMBuilder.setInliner(createAlwaysInlinerPass());
break;
}
- PassManager *MPM = getPerModulePasses();
+
+ // Set up the per-function pass manager.
+ FunctionPassManager *FPM = getPerFunctionPasses();
+ if (CodeGenOpts.VerifyModule)
+ FPM->add(createVerifierPass());
+ PMBuilder.populateFunctionPassManager(*FPM);
- TLI = new TargetLibraryInfo(TargetTriple);
- if (!CodeGenOpts.SimplifyLibCalls)
- TLI->disableAllFunctions();
- MPM->add(TLI);
+ // Set up the per-module pass manager.
+ PassManager *MPM = getPerModulePasses();
if (CodeGenOpts.EmitGcovArcs || CodeGenOpts.EmitGcovNotes) {
MPM->add(createGCOVProfilerPass(CodeGenOpts.EmitGcovNotes,
@@ -163,15 +163,9 @@
if (!CodeGenOpts.DebugInfo)
MPM->add(createStripSymbolsPass(true));
}
-
- // For now we always create per module passes.
- llvm::createStandardModulePasses(MPM, OptLevel,
- CodeGenOpts.OptimizeSize,
- CodeGenOpts.UnitAtATime,
- CodeGenOpts.UnrollLoops,
- CodeGenOpts.SimplifyLibCalls,
- /*HaveExceptions=*/true,
- InliningPass);
+
+
+ PMBuilder.populateModulePassManager(*MPM);
}
bool EmitAssemblyHelper::AddEmitPasses(BackendAction Action,
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