bi_mode.hh (11429:cf5af0cc3be4) bi_mode.hh (11433:72b075cdc336)
1/*
2 * Copyright (c) 2014 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 49 unchanged lines hidden (view full) ---

58 public:
59 BiModeBP(const BiModeBPParams *params);
60 void uncondBranch(Addr pc, void * &bp_history);
61 void squash(void *bp_history);
62 bool lookup(Addr branch_addr, void * &bp_history);
63 void btbUpdate(Addr branch_addr, void * &bp_history);
64 void update(Addr branch_addr, bool taken, void *bp_history, bool squashed);
65 void retireSquashed(void *bp_history);
1/*
2 * Copyright (c) 2014 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 49 unchanged lines hidden (view full) ---

58 public:
59 BiModeBP(const BiModeBPParams *params);
60 void uncondBranch(Addr pc, void * &bp_history);
61 void squash(void *bp_history);
62 bool lookup(Addr branch_addr, void * &bp_history);
63 void btbUpdate(Addr branch_addr, void * &bp_history);
64 void update(Addr branch_addr, bool taken, void *bp_history, bool squashed);
65 void retireSquashed(void *bp_history);
66 unsigned getGHR(void *bp_history) const;
66
67 private:
68 void updateGlobalHistReg(bool taken);
69
70 struct BPHistory {
71 unsigned globalHistoryReg;
72 // was the taken array's prediction used?
73 // true: takenPred used

--- 40 unchanged lines hidden --- 		67
68 private:
69 void updateGlobalHistReg(bool taken);
70
71 struct BPHistory {
72 unsigned globalHistoryReg;
73 // was the taken array's prediction used?
74 // true: takenPred used

--- 40 unchanged lines hidden ---