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Diffstat (limited to 'contrib/llvm/tools/llvm-objdump/MCFunction.h')
-rw-r--r-- | contrib/llvm/tools/llvm-objdump/MCFunction.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/contrib/llvm/tools/llvm-objdump/MCFunction.h b/contrib/llvm/tools/llvm-objdump/MCFunction.h deleted file mode 100644 index 6d3a548..0000000 --- a/contrib/llvm/tools/llvm-objdump/MCFunction.h +++ /dev/null @@ -1,100 +0,0 @@ -//===-- MCFunction.h ------------------------------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines the data structures to hold a CFG reconstructed from -// machine code. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_OBJECTDUMP_MCFUNCTION_H -#define LLVM_OBJECTDUMP_MCFUNCTION_H - -#include "llvm/ADT/ArrayRef.h" -#include "llvm/ADT/DenseSet.h" -#include "llvm/MC/MCInst.h" -#include <map> - -namespace llvm { - -class MCDisassembler; -class MCInstrAnalysis; -class MemoryObject; -class raw_ostream; - -/// MCDecodedInst - Small container to hold an MCInst and associated info like -/// address and size. -struct MCDecodedInst { - uint64_t Address; - uint64_t Size; - MCInst Inst; - - MCDecodedInst() {} - MCDecodedInst(uint64_t Address, uint64_t Size, MCInst Inst) - : Address(Address), Size(Size), Inst(Inst) {} - - bool operator<(const MCDecodedInst &RHS) const { - return Address < RHS.Address; - } -}; - -/// MCBasicBlock - Consists of multiple MCDecodedInsts and a list of successing -/// MCBasicBlocks. -class MCBasicBlock { - std::vector<MCDecodedInst> Insts; - typedef DenseSet<uint64_t> SetTy; - SetTy Succs; -public: - ArrayRef<MCDecodedInst> getInsts() const { return Insts; } - - typedef SetTy::const_iterator succ_iterator; - succ_iterator succ_begin() const { return Succs.begin(); } - succ_iterator succ_end() const { return Succs.end(); } - - bool contains(uint64_t Addr) const { return Succs.count(Addr); } - - void addInst(const MCDecodedInst &Inst) { Insts.push_back(Inst); } - void addSucc(uint64_t Addr) { Succs.insert(Addr); } - - bool operator<(const MCBasicBlock &RHS) const { - return Insts.size() < RHS.Insts.size(); - } -}; - -/// MCFunction - Represents a named function in machine code, containing -/// multiple MCBasicBlocks. -class MCFunction { - const StringRef Name; - // Keep BBs sorted by address. - typedef std::vector<std::pair<uint64_t, MCBasicBlock> > MapTy; - MapTy Blocks; -public: - MCFunction(StringRef Name) : Name(Name) {} - - // Create an MCFunction from a region of binary machine code. - static MCFunction - createFunctionFromMC(StringRef Name, const MCDisassembler *DisAsm, - const MemoryObject &Region, uint64_t Start, uint64_t End, - const MCInstrAnalysis *Ana, raw_ostream &DebugOut, - SmallVectorImpl<uint64_t> &Calls); - - typedef MapTy::const_iterator iterator; - iterator begin() const { return Blocks.begin(); } - iterator end() const { return Blocks.end(); } - - StringRef getName() const { return Name; } - - MCBasicBlock &addBlock(uint64_t Address, const MCBasicBlock &BB) { - Blocks.push_back(std::make_pair(Address, BB)); - return Blocks.back().second; - } -}; - -} - -#endif |