rename.hh (2674:6d4afef73a20) rename.hh (2733:e0eac8fc5774)
1/*
2 * Copyright (c) 2004-2006 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;

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50 */
51template<class Impl>
52class DefaultRename
53{
54 public:
55 // Typedefs from the Impl.
56 typedef typename Impl::CPUPol CPUPol;
57 typedef typename Impl::DynInstPtr DynInstPtr;
1/*
2 * Copyright (c) 2004-2006 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;

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50 */
51template<class Impl>
52class DefaultRename
53{
54 public:
55 // Typedefs from the Impl.
56 typedef typename Impl::CPUPol CPUPol;
57 typedef typename Impl::DynInstPtr DynInstPtr;
58 typedef typename Impl::FullCPU FullCPU;
58 typedef typename Impl::O3CPU O3CPU;
59 typedef typename Impl::Params Params;
60
61 // Typedefs from the CPUPol
62 typedef typename CPUPol::DecodeStruct DecodeStruct;
63 typedef typename CPUPol::RenameStruct RenameStruct;
64 typedef typename CPUPol::TimeStruct TimeStruct;
65 typedef typename CPUPol::FreeList FreeList;
66 typedef typename CPUPol::RenameMap RenameMap;

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110
111 /** Returns the name of rename. */
112 std::string name() const;
113
114 /** Registers statistics. */
115 void regStats();
116
117 /** Sets CPU pointer. */
59 typedef typename Impl::Params Params;
60
61 // Typedefs from the CPUPol
62 typedef typename CPUPol::DecodeStruct DecodeStruct;
63 typedef typename CPUPol::RenameStruct RenameStruct;
64 typedef typename CPUPol::TimeStruct TimeStruct;
65 typedef typename CPUPol::FreeList FreeList;
66 typedef typename CPUPol::RenameMap RenameMap;

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110
111 /** Returns the name of rename. */
112 std::string name() const;
113
114 /** Registers statistics. */
115 void regStats();
116
117 /** Sets CPU pointer. */
118 void setCPU(FullCPU *cpu_ptr);
118 void setCPU(O3CPU *cpu_ptr);
119
120 /** Sets the main backwards communication time buffer pointer. */
121 void setTimeBuffer(TimeBuffer<TimeStruct> *tb_ptr);
122
123 /** Sets pointer to time buffer used to communicate to the next stage. */
124 void setRenameQueue(TimeBuffer<RenameStruct> *rq_ptr);
125
126 /** Sets pointer to time buffer coming from decode. */

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286 };
287
288 /** A per-thread list of all destination register renames, used to either
289 * undo rename mappings or free old physical registers.
290 */
291 std::list<RenameHistory> historyBuffer[Impl::MaxThreads];
292
293 /** Pointer to CPU. */
119
120 /** Sets the main backwards communication time buffer pointer. */
121 void setTimeBuffer(TimeBuffer<TimeStruct> *tb_ptr);
122
123 /** Sets pointer to time buffer used to communicate to the next stage. */
124 void setRenameQueue(TimeBuffer<RenameStruct> *rq_ptr);
125
126 /** Sets pointer to time buffer coming from decode. */

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286 };
287
288 /** A per-thread list of all destination register renames, used to either
289 * undo rename mappings or free old physical registers.
290 */
291 std::list<RenameHistory> historyBuffer[Impl::MaxThreads];
292
293 /** Pointer to CPU. */
294 FullCPU *cpu;
294 O3CPU *cpu;
295
296 /** Pointer to main time buffer used for backwards communication. */
297 TimeBuffer<TimeStruct> *timeBuffer;
298
299 /** Wire to get IEW's output from backwards time buffer. */
300 typename TimeBuffer<TimeStruct>::wire fromIEW;
301
302 /** Wire to get commit's output from backwards time buffer. */

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296 /** Pointer to main time buffer used for backwards communication. */
297 TimeBuffer<TimeStruct> *timeBuffer;
298
299 /** Wire to get IEW's output from backwards time buffer. */
300 typename TimeBuffer<TimeStruct>::wire fromIEW;
301
302 /** Wire to get commit's output from backwards time buffer. */

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