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Implement a more powerful, simpler, pass system. This pass system can figure

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out how to run a collection of passes optimially given their behaviors and
charactaristics.

Convert code to use it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1507 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-01-21 07:31:50 +00:00
parent aff5bcebb7
commit f4de63f65f
32 changed files with 238 additions and 208 deletions
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25
include/llvm/Transforms/IPO/SimpleStructMutation.h
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@@ -1,22 +1,27 @@
//===- llvm/Transforms/SwapStructContents.h - Permute Structs ----*- C++ -*--=//
//===- llvm/Transforms/SimpleStructMutation.h - Permute Structs --*- C++ -*--=//
//
// This pass does a simple transformation that swaps all of the elements of the
// struct types in the program around.
// This pass does is a wrapper that can do a few simple structure mutation
// transformations.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TRANSFORMS_SWAPSTRUCTCONTENTS_H
#define LLVM_TRANSFORMS_SWAPSTRUCTCONTENTS_H
#ifndef LLVM_TRANSFORMS_SIMPLESTRUCTMUTATION_H
#define LLVM_TRANSFORMS_SIMPLESTRUCTMUTATION_H
#include "llvm/Transforms/MutateStructTypes.h"
// FIXME: Move to correct location!
class PrebuiltStructMutation : public MutateStructTypes {
class SimpleStructMutation : public MutateStructTypes {
public:
enum Transform { SwapElements, SortElements };
enum Transform { SwapElements, SortElements } CurrentXForm;
PrebuiltStructMutation(Module *M, enum Transform XForm)
: MutateStructTypes(getTransforms(M, XForm)) {}
SimpleStructMutation(enum Transform XForm) : CurrentXForm(XForm) {}
virtual bool run(Module *M) {
setTransforms(getTransforms(M, CurrentXForm));
bool Changed = MutateStructTypes::run(M);
clearTransforms();
return Changed;
}
private:
static TransformsType getTransforms(Module *M, enum Transform);