LCOV - code coverage report
Current view: top level - lib/Analysis - Interval.cpp (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 0 18 0.0 %
Date: 2017-09-14 15:23:50 Functions: 0 2 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- Interval.cpp - Interval class code ---------------------------------===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : //
      10             : // This file contains the definition of the Interval class, which represents a
      11             : // partition of a control flow graph of some kind.
      12             : //
      13             : //===----------------------------------------------------------------------===//
      14             : 
      15             : #include "llvm/Analysis/Interval.h"
      16             : #include "llvm/IR/BasicBlock.h"
      17             : #include "llvm/IR/CFG.h"
      18             : #include "llvm/Support/raw_ostream.h"
      19             : 
      20             : using namespace llvm;
      21             : 
      22             : //===----------------------------------------------------------------------===//
      23             : // Interval Implementation
      24             : //===----------------------------------------------------------------------===//
      25             : 
      26             : // isLoop - Find out if there is a back edge in this interval...
      27           0 : bool Interval::isLoop() const {
      28             :   // There is a loop in this interval iff one of the predecessors of the header
      29             :   // node lives in the interval.
      30           0 :   for (::pred_iterator I = ::pred_begin(HeaderNode), E = ::pred_end(HeaderNode);
      31           0 :        I != E; ++I)
      32           0 :     if (contains(*I))
      33           0 :       return true;
      34           0 :   return false;
      35             : }
      36             : 
      37           0 : void Interval::print(raw_ostream &OS) const {
      38           0 :   OS << "-------------------------------------------------------------\n"
      39           0 :        << "Interval Contents:\n";
      40             : 
      41             :   // Print out all of the basic blocks in the interval...
      42           0 :   for (const BasicBlock *Node : Nodes)
      43           0 :     OS << *Node << "\n";
      44             : 
      45           0 :   OS << "Interval Predecessors:\n";
      46           0 :   for (const BasicBlock *Predecessor : Predecessors)
      47           0 :     OS << *Predecessor << "\n";
      48             : 
      49           0 :   OS << "Interval Successors:\n";
      50           0 :   for (const BasicBlock *Successor : Successors)
      51           0 :     OS << *Successor << "\n";
      52           0 : }

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