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Renamed PIC16FrameOverlay namespace to PIC16OVERLAY. Renamed PIC16FrameOverlay class to PIC16Overlay. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96463 91177308-0d34-0410-b5e6-96231b3b80d8
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//===-- PIC16Overlay.h - Interface for PIC16 Frame Overlay -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the PIC16 Overlay infrastructure.
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//
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//===----------------------------------------------------------------------===//
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#ifndef PIC16FRAMEOVERLAY_H
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#define PIC16FRAMEOVERLAY_H
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using std::string;
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using namespace llvm;
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namespace llvm {
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// Forward declarations.
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class Function;
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class Module;
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class ModulePass;
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class AnalysisUsage;
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class CallGraphNode;
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class CallGraph;
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namespace PIC16OVERLAY {
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enum OverlayConsts {
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StartInterruptColor = 200,
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StartIndirectCallColor = 300
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};
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}
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class PIC16Overlay : public ModulePass {
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std::string OverlayStr;
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unsigned InterruptDepth;
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unsigned IndirectCallColor;
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public:
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static char ID; // Class identification
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PIC16Overlay() : ModulePass(&ID) {
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OverlayStr = "Overlay=";
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InterruptDepth = PIC16OVERLAY::StartInterruptColor;
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IndirectCallColor = PIC16OVERLAY::StartIndirectCallColor;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const;
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virtual bool runOnModule(Module &M);
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private:
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unsigned getColor(Function *Fn);
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void setColor(Function *Fn, unsigned Color);
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unsigned ModifyDepthForInterrupt(CallGraphNode *CGN, unsigned Depth);
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void MarkIndirectlyCalledFunctions(Module &M);
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void DFSTraverse(CallGraphNode *CGN, unsigned Depth);
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};
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} // End of namespace
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#endif
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