1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
/*
* Copyright (c) 2003-2005 The Regents of The University of Michigan
* Copyright (c) 2007-2008 The Florida State University
* Copyright (c) 2009 The University of Edinburgh
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Korey Sewell
* Stephen Hines
* Timothy M. Jones
*/
#ifndef __ARCH_POWER_UTILITY_HH__
#define __ARCH_POWER_UTILITY_HH__
#include "arch/power/miscregs.hh"
#include "arch/power/types.hh"
#include "base/hashmap.hh"
#include "base/types.hh"
#include "cpu/thread_context.hh"
namespace __hash_namespace {
template<>
struct hash<PowerISA::ExtMachInst> : public hash<uint32_t> {
size_t operator()(const PowerISA::ExtMachInst &emi) const {
return hash<uint32_t>::operator()((uint32_t)emi);
};
};
} // __hash_namespace namespace
namespace PowerISA {
/**
* Function to ensure ISA semantics about 0 registers.
* @param tc The thread context.
*/
template <class TC>
void zeroRegisters(TC *tc);
// Instruction address compression hooks
static inline Addr
realPCToFetchPC(const Addr &addr)
{
return addr;
}
static inline Addr
fetchPCToRealPC(const Addr &addr)
{
return addr;
}
// the size of "fetched" instructions
static inline size_t
fetchInstSize()
{
return sizeof(MachInst);
}
static inline MachInst
makeRegisterCopy(int dest, int src)
{
panic("makeRegisterCopy not implemented");
return 0;
}
inline void
startupCPU(ThreadContext *tc, int cpuId)
{
tc->activate(0);
}
template <class XC>
Fault
checkFpEnableFault(XC *xc)
{
return NoFault;
}
void
copyRegs(ThreadContext *src, ThreadContext *dest);
static inline void
copyMiscRegs(ThreadContext *src, ThreadContext *dest)
{
}
} // PowerISA namespace
#endif // __ARCH_POWER_UTILITY_HH__
|
