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2521ae1011
out how to run a collection of passes optimially given their behaviors and charactaristics. Convert code to use it. llvm-svn: 1507
43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
//===- llvm/Transforms/CleanupGCCOutput.h - Cleanup GCC Output ---*- C++ -*--=//
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//
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_CLEANUPGCCOUTPUT_H
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#define LLVM_TRANSFORMS_CLEANUPGCCOUTPUT_H
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#include "llvm/Analysis/FindUsedTypes.h"
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class CleanupGCCOutput : public MethodPass {
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Method *Malloc, *Free; // Pointers to external declarations, or null if none
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FindUsedTypes FUT; // Use FUT to eliminate type names that are never used
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public:
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inline CleanupGCCOutput() : Malloc(0), Free(0) {}
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// PatchUpMethodReferences - This is a part of the functionality exported by
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// the CleanupGCCOutput pass. This causes functions with different signatures
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// to be linked together if they have the same name.
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//
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static bool PatchUpMethodReferences(Module *M);
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// doPassInitialization - For this pass, it removes global symbol table
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// entries for primitive types. These are never used for linking in GCC and
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// they make the output uglier to look at, so we nuke them.
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//
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// Also, initialize instance variables.
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//
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bool doInitialization(Module *M);
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// doPerMethodWork - This method simplifies the specified method hopefully.
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//
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bool runOnMethod(Method *M);
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// doPassFinalization - Strip out type names that are unused by the program
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bool doFinalization(Module *M);
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private:
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bool doOneCleanupPass(Method *M);
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};
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#endif
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