[llvm] r232397 - Remove dead file (was only used by the C backend)

[Eric Christopher]

Well found! :)

-eric

On Mon, Mar 16, 2015 at 11:30 AM David Blaikie <dblaikie at gmail.com> wrote:

> Author: dblaikie
> Date: Mon Mar 16 13:18:32 2015
> New Revision: 232397
>
> URL: http://llvm.org/viewvc/llvm-project?rev=232397&view=rev
> Log:
> Remove dead file (was only used by the C backend)
>
> Removed:
>     llvm/trunk/include/llvm/Analysis/ConstantsScanner.h
>
> Removed: llvm/trunk/include/llvm/Analysis/ConstantsScanner.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/
> ConstantsScanner.h?rev=232396&view=auto
> ============================================================
> ==================
> --- llvm/trunk/include/llvm/Analysis/ConstantsScanner.h (original)
> +++ llvm/trunk/include/llvm/Analysis/ConstantsScanner.h (removed)
> @@ -1,94 +0,0 @@
> -//==- llvm/Analysis/ConstantsScanner.h - Iterate over constants -*- C++
> -*-===//
> -//
> -//                     The LLVM Compiler Infrastructure
> -//
> -// This file is distributed under the University of Illinois Open Source
> -// License. See LICENSE.TXT for details.
> -//
> -//===------------------------------------------------------
> ----------------===//
> -//
> -// This class implements an iterator to walk through the constants
> referenced by
> -// a method.  This is used by the Bitcode & Assembly writers to build
> constant
> -// pools.
> -//
> -//===------------------------------------------------------
> ----------------===//
> -
> -#ifndef LLVM_ANALYSIS_CONSTANTSSCANNER_H
> -#define LLVM_ANALYSIS_CONSTANTSSCANNER_H
> -
> -#include "llvm/IR/InstIterator.h"
> -
> -namespace llvm {
> -
> -class Constant;
> -
> -class constant_iterator : public std::iterator<std::forward_iterator_tag,
> -                                               const Constant, ptrdiff_t>
> {
> -  const_inst_iterator InstI;                // Method instruction iterator
> -  unsigned OpIdx;                           // Operand index
> -
> -  bool isAtConstant() const {
> -    assert(!InstI.atEnd() && OpIdx < InstI->getNumOperands() &&
> -           "isAtConstant called with invalid arguments!");
> -    return isa<Constant>(InstI->getOperand(OpIdx));
> -  }
> -
> -public:
> -  constant_iterator(const Function *F) : InstI(inst_begin(F)), OpIdx(0) {
> -    // Advance to first constant... if we are not already at constant or
> end
> -    if (InstI != inst_end(F) &&                            // InstI is
> valid?
> -        (InstI->getNumOperands() == 0 || !isAtConstant())) // Not at
> constant?
> -      operator++();
> -  }
> -
> -  constant_iterator(const Function *F, bool) // end ctor
> -      : InstI(inst_end(F)),
> -        OpIdx(0) {}
> -
> -  bool operator==(const constant_iterator &x) const {
> -    return OpIdx == x.OpIdx && InstI == x.InstI;
> -  }
> -  bool operator!=(const constant_iterator &x) const { return !(*this ==
> x); }
> -
> -  pointer operator*() const {
> -    assert(isAtConstant() && "Dereferenced an iterator at the end!");
> -    return cast<Constant>(InstI->getOperand(OpIdx));
> -  }
> -  pointer operator->() const { return **this; }
> -
> -  constant_iterator &operator++() { // Preincrement implementation
> -    ++OpIdx;
> -    do {
> -      unsigned NumOperands = InstI->getNumOperands();
> -      while (OpIdx < NumOperands && !isAtConstant()) {
> -        ++OpIdx;
> -      }
> -
> -      if (OpIdx < NumOperands) return *this;  // Found a constant!
> -      ++InstI;
> -      OpIdx = 0;
> -    } while (!InstI.atEnd());
> -
> -    return *this;  // At the end of the method
> -  }
> -
> -  onstant_iterator operator++(int) { // Postincrement
> -    constant_iterator tmp = *this;
> -    ++*this;
> -    return tmp;
> -  }
> -
> -  bool atEnd() const { return InstI.atEnd(); }
> -};
> -
> -inline constant_iterator constant_begin(const Function *F) {
> -  return constant_iterator(F);
> -}
> -
> -inline constant_iterator constant_end(const Function *F) {
> -  return constant_iterator(F, true);
> -}
> -
> -} // End llvm namespace
> -
> -#endif
>
>
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