1/*
2 * Copyright (c) 2006-2007 The Regents of The University of Michigan
3 * All rights reserved.
4 * Copyright 2017 Google Inc.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Authors: Gabe Black
30 */
31#ifndef __ARCH_SPARC_INSTS_STATIC_INST_HH__
32#define __ARCH_SPARC_INSTS_STATIC_INST_HH__
33
34#include <cstdint>
35
36#include "base/trace.hh"
37#include "cpu/exec_context.hh"
38#include "cpu/static_inst.hh"
39
40namespace SparcISA
41{
42
43enum CondTest
44{
45 Always=0x8,
46 Never=0x0,
47 NotEqual=0x9,
48 Equal=0x1,
49 Greater=0xA,
50 LessOrEqual=0x2,
51 GreaterOrEqual=0xB,
52 Less=0x3,
53 GreaterUnsigned=0xC,
54 LessOrEqualUnsigned=0x4,
55 CarryClear=0xD,
56 CarrySet=0x5,
57 Positive=0xE,
58 Negative=0x6,
59 OverflowClear=0xF,
60 OverflowSet=0x7
61};
62
63extern const char *CondTestAbbrev[];
64
65enum FpCondTest
66{
67 FAlways=0x8,
68 FNever=0x0,
69 FUnordered=0x7,
70 FGreater=0x6,
71 FUnorderedOrGreater=0x5,
72 FLess=0x4,
73 FUnorderedOrLess=0x3,
74 FLessOrGreater=0x2,
75 FNotEqual=0x1,
76 FEqual=0x9,
77 FUnorderedOrEqual=0xA,
78 FGreaterOrEqual=0xB,
79 FUnorderedOrGreaterOrEqual=0xC,
80 FLessOrEqual=0xD,
81 FUnorderedOrLessOrEqual=0xE,
82 FOrdered=0xF
83};
84
85/**
86 * Base class for all SPARC static instructions.
87 */
88class SparcStaticInst : public StaticInst
89{
90 protected:
91 using StaticInst::StaticInst;
92
93 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
94
95 static void printMnemonic(std::ostream &os, const char *mnemonic);
96 static void printReg(std::ostream &os, RegId reg);
97
98 void printSrcReg(std::ostream &os, int reg) const;
99 void printDestReg(std::ostream &os, int reg) const;
100
101 void printRegArray(std::ostream &os,
102 const RegId indexArray[], int num) const;
103
104 void advancePC(PCState &pcState) const;
105
106 static bool passesFpCondition(uint32_t fcc, uint32_t condition);
107 static bool passesCondition(uint32_t codes, uint32_t condition);
| 1/*
2 * Copyright (c) 2006-2007 The Regents of The University of Michigan
3 * All rights reserved.
4 * Copyright 2017 Google Inc.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Authors: Gabe Black
30 */
31#ifndef __ARCH_SPARC_INSTS_STATIC_INST_HH__
32#define __ARCH_SPARC_INSTS_STATIC_INST_HH__
33
34#include <cstdint>
35
36#include "base/trace.hh"
37#include "cpu/exec_context.hh"
38#include "cpu/static_inst.hh"
39
40namespace SparcISA
41{
42
43enum CondTest
44{
45 Always=0x8,
46 Never=0x0,
47 NotEqual=0x9,
48 Equal=0x1,
49 Greater=0xA,
50 LessOrEqual=0x2,
51 GreaterOrEqual=0xB,
52 Less=0x3,
53 GreaterUnsigned=0xC,
54 LessOrEqualUnsigned=0x4,
55 CarryClear=0xD,
56 CarrySet=0x5,
57 Positive=0xE,
58 Negative=0x6,
59 OverflowClear=0xF,
60 OverflowSet=0x7
61};
62
63extern const char *CondTestAbbrev[];
64
65enum FpCondTest
66{
67 FAlways=0x8,
68 FNever=0x0,
69 FUnordered=0x7,
70 FGreater=0x6,
71 FUnorderedOrGreater=0x5,
72 FLess=0x4,
73 FUnorderedOrLess=0x3,
74 FLessOrGreater=0x2,
75 FNotEqual=0x1,
76 FEqual=0x9,
77 FUnorderedOrEqual=0xA,
78 FGreaterOrEqual=0xB,
79 FUnorderedOrGreaterOrEqual=0xC,
80 FLessOrEqual=0xD,
81 FUnorderedOrLessOrEqual=0xE,
82 FOrdered=0xF
83};
84
85/**
86 * Base class for all SPARC static instructions.
87 */
88class SparcStaticInst : public StaticInst
89{
90 protected:
91 using StaticInst::StaticInst;
92
93 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
94
95 static void printMnemonic(std::ostream &os, const char *mnemonic);
96 static void printReg(std::ostream &os, RegId reg);
97
98 void printSrcReg(std::ostream &os, int reg) const;
99 void printDestReg(std::ostream &os, int reg) const;
100
101 void printRegArray(std::ostream &os,
102 const RegId indexArray[], int num) const;
103
104 void advancePC(PCState &pcState) const;
105
106 static bool passesFpCondition(uint32_t fcc, uint32_t condition);
107 static bool passesCondition(uint32_t codes, uint32_t condition);
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