/*
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* Copyright (c) 2004-2006 The Regents of The University of Michigan
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#include "bootcamp/branch-pred/hello_predictor.hh"
#include "debug/HelloBranchPred.hh"
namespace gem5
{
namespace branch_prediction
{
HelloBP::HelloBP(const HelloBPParams ¶ms)
: BPredUnit(params)
{}
void
HelloBP::updateHistories(ThreadID tid, Addr pc, bool uncond, bool taken,
Addr target, const StaticInstPtr &inst,
void * &bp_history)
{
// Place holder for a function that is called to update predictor history
}
bool
HelloBP::lookup(ThreadID tid, Addr branch_addr, void * &bp_history)
{
DPRINTF(HelloBranchPred, "Looked up address %ld, predicted not taken\n", branch_addr);
return 0;
}
void
HelloBP::update(ThreadID tid, Addr branch_addr, bool taken, void *&bp_history,
bool squashed, const StaticInstPtr & inst, Addr target)
{
assert(bp_history == NULL);
if(squashed){
return;
}
DPRINTF(HelloBranchPred, "update() called on address %ld, was actually %i\n", branch_addr, taken);
}
} // namespace branch_prediction
} // namespace gem5