fetch.hh (8737:770ccf3af571) fetch.hh (9020:14321ce30881)
1/*
2 * Copyright (c) 2010-2011 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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39 *
40 * Authors: Kevin Lim
41 * Korey Sewell
42 */
43
44#ifndef __CPU_O3_FETCH_HH__
45#define __CPU_O3_FETCH_HH__
46
1/*
2 * Copyright (c) 2010-2011 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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39 *
40 * Authors: Kevin Lim
41 * Korey Sewell
42 */
43
44#ifndef __CPU_O3_FETCH_HH__
45#define __CPU_O3_FETCH_HH__
46
47#include "arch/decoder.hh"
47#include "arch/predecoder.hh"
48#include "arch/utility.hh"
49#include "base/statistics.hh"
50#include "config/the_isa.hh"
48#include "arch/predecoder.hh"
49#include "arch/utility.hh"
50#include "base/statistics.hh"
51#include "config/the_isa.hh"
51#include "cpu/decode.hh"
52#include "cpu/pc_event.hh"
53#include "cpu/timebuf.hh"
54#include "cpu/translation.hh"
55#include "mem/packet.hh"
56#include "mem/port.hh"
57#include "sim/eventq.hh"
58
59struct DerivO3CPUParams;

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335
336 /** Align a PC to the start of an I-cache block. */
337 Addr icacheBlockAlignPC(Addr addr)
338 {
339 return (addr & ~(cacheBlkMask));
340 }
341
342 /** The decoder. */
52#include "cpu/pc_event.hh"
53#include "cpu/timebuf.hh"
54#include "cpu/translation.hh"
55#include "mem/packet.hh"
56#include "mem/port.hh"
57#include "sim/eventq.hh"
58
59struct DerivO3CPUParams;

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335
336 /** Align a PC to the start of an I-cache block. */
337 Addr icacheBlockAlignPC(Addr addr)
338 {
339 return (addr & ~(cacheBlkMask));
340 }
341
342 /** The decoder. */
343 Decoder decoder;
343 TheISA::Decoder decoder;
344
345 private:
346 DynInstPtr buildInst(ThreadID tid, StaticInstPtr staticInst,
347 StaticInstPtr curMacroop, TheISA::PCState thisPC,
348 TheISA::PCState nextPC, bool trace);
349
350 /** Returns the appropriate thread to fetch, given the fetch policy. */
351 ThreadID getFetchingThread(FetchPriority &fetch_priority);

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345 private:
346 DynInstPtr buildInst(ThreadID tid, StaticInstPtr staticInst,
347 StaticInstPtr curMacroop, TheISA::PCState thisPC,
348 TheISA::PCState nextPC, bool trace);
349
350 /** Returns the appropriate thread to fetch, given the fetch policy. */
351 ThreadID getFetchingThread(FetchPriority &fetch_priority);

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