thumb.isa (7263:2eca996220d7) thumb.isa (7277:85e4f11ad2c3)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2010 ARM Limited
4// All rights reserved
5//
6// The license below extends only to copyright in the software and shall
7// not be construed as granting a license to any other intellectual
8// property including but not limited to intellectual property relating
9// to a hardware implementation of the functionality of the software
10// licensed hereunder. You may use the software subject to the license
11// terms below provided that you ensure that this notice is replicated
12// unmodified and in its entirety in all distributions of the software,
13// modified or unmodified, in source code or in binary form.
14//
15// Copyright (c) 2009 The Regents of The University of Michigan
16// All rights reserved.
17//
18// Redistribution and use in source and binary forms, with or without
19// modification, are permitted provided that the following conditions are
20// met: redistributions of source code must retain the above copyright
21// notice, this list of conditions and the following disclaimer;
22// redistributions in binary form must reproduce the above copyright
23// notice, this list of conditions and the following disclaimer in the
24// documentation and/or other materials provided with the distribution;
25// neither the name of the copyright holders nor the names of its
26// contributors may be used to endorse or promote products derived from
27// this software without specific prior written permission.
28//
29// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
30// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
31// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
32// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
33// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
34// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
35// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
36// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
37// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
38// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
39// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40//
41// Authors: Gabe Black
42
431: decode BIGTHUMB {
44 // 16 bit thumb instructions.
45 0: decode TOPCODE_15_13 {
46 0x0, 0x1: Thumb16ShiftAddSubMoveCmp::thumb16ShiftAddMoveCmp();
47 0x2: decode TOPCODE_12_10 {
48 0x0: Thumb16DataProcessing::thumb16DataProcessing();
49 0x1: Thumb16SpecDataAndBx::thumb16SpecDataAndBx();
50 0x2, 0x3: Thumb16MemLit::thumb16MemLit();
51 default: Thumb16MemReg::thumb16MemReg();
52 }
53 0x3, 0x4: Thumb16MemImm::thumb16MemImm();
54 0x5: decode TOPCODE_12_11 {
55 0x0: Thumb16Adr::thumb16Adr();
56 0x1: Thumb16AddSp::thumb16AddSp(); //sp, immediate
57 0x2, 0x3: Thumb16Misc::thumb16Misc();
58 }
59 0x6: decode TOPCODE_12_11 {
60 0x0, 0x1: Thumb16MacroMem::thumb16MacroMem();
61 0x2, 0x3: Thumb16CondBranchAndSvc::thumb16CondBranchAndSvc();
62 }
63 0x7: decode TOPCODE_12_11 {
64 0x0: Thumb16UncondBranch::thumb16UncondBranch();
65 }
66 }
67
68 // 32 bit thumb instructions.
69 1: decode HTOPCODE_12_11 {
70 0x1: decode HTOPCODE_10_9 {
71 0x0: decode HTOPCODE_6 {
72 0x0: decode HTOPCODE_8_7 {
73 0x0, 0x3: decode HTOPCODE_4 {
74 0x0: WarnUnimpl::srs();
75 0x1: WarnUnimpl::rfe();
76 }
77 // This uses the same encoding as regular ARM.
78 default: ArmMacroMem::armMacroMem();
79 }
80 0x1: Thumb32LdrStrDExTbh::thumb32LdrStrDExTbh();
81 }
82 0x1: Thumb32DataProcShiftReg::thumb32DataProcShiftReg();
83 default: decode HTOPCODE_9_8 {
84 0x2: decode LTOPCODE_4 {
85 0x0: decode LTCOPROC {
86 0xa, 0xb: decode OPCODE_23_20 {
87##include "vfp.isa"
88 }
89 default: WarnUnimpl::cdp(); // cdp2
90 }
91 0x1: decode LTCOPROC {
92 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer();
93 default: decode CPNUM {
94 15: McrMrc15::mcrMrc15();
95 default: decode HTOPCODE_4 {
96 0x0: WarnUnimpl::mcr();
97 0x1: WarnUnimpl::mrc();
98 }
99 }
100 }
101 }
102 0x3: WarnUnimpl::Advanced_SIMD();
103 default: decode LTCOPROC {
104 0xa, 0xb: decode HTOPCODE_9_4 {
105 0x00: WarnUnimpl::undefined();
106 0x04: WarnUnimpl::mcrr(); // mcrr2
107 0x05: WarnUnimpl::mrrc(); // mrrc2
108 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10,
109 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e:
110 WarnUnimpl::stc(); // stc2
111 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11,
112 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f:
113 decode HTRN {
114 0xf: WarnUnimpl::ldc(); // ldc2 (literal)
115 default: WarnUnimpl::ldc(); // ldc2 (immediate)
116 }
117 }
118 default: decode HTOPCODE_9_5 {
119 0x00: WarnUnimpl::undefined();
120 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
121 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
122 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
123 WarnUnimpl::Extension_register_load_store_instruction();
124 }
125 }
126 }
127 }
128 0x2: decode LTOPCODE_15 {
129 0x0: decode HTOPCODE_9 {
130 0x0: Thumb32DataProcModImm::thumb32DataProcModImm();
131 0x1: Thumb32DataProcPlainBin::thumb32DataProcPlainBin();
132 }
133 0x1: Thumb32BranchesAndMiscCtrl::thumb32BranchesAndMiscCtrl();
134 }
135 0x3: decode HTOPCODE_10_9 {
136 0x0: decode HTOPCODE_4 {
137 0x0: decode HTOPCODE_8 {
138 0x0: Thumb32StoreSingle::thumb32StoreSingle();
139 0x1: WarnUnimpl::Advanced_SIMD_or_structure_load_store();
140 }
141 0x1: decode HTOPCODE_6_5 {
142 0x0: WarnUnimpl::Load_byte_memory_hints();
1// -*- mode:c++ -*-
2
3// Copyright (c) 2010 ARM Limited
4// All rights reserved
5//
6// The license below extends only to copyright in the software and shall
7// not be construed as granting a license to any other intellectual
8// property including but not limited to intellectual property relating
9// to a hardware implementation of the functionality of the software
10// licensed hereunder. You may use the software subject to the license
11// terms below provided that you ensure that this notice is replicated
12// unmodified and in its entirety in all distributions of the software,
13// modified or unmodified, in source code or in binary form.
14//
15// Copyright (c) 2009 The Regents of The University of Michigan
16// All rights reserved.
17//
18// Redistribution and use in source and binary forms, with or without
19// modification, are permitted provided that the following conditions are
20// met: redistributions of source code must retain the above copyright
21// notice, this list of conditions and the following disclaimer;
22// redistributions in binary form must reproduce the above copyright
23// notice, this list of conditions and the following disclaimer in the
24// documentation and/or other materials provided with the distribution;
25// neither the name of the copyright holders nor the names of its
26// contributors may be used to endorse or promote products derived from
27// this software without specific prior written permission.
28//
29// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
30// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
31// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
32// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
33// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
34// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
35// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
36// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
37// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
38// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
39// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40//
41// Authors: Gabe Black
42
431: decode BIGTHUMB {
44 // 16 bit thumb instructions.
45 0: decode TOPCODE_15_13 {
46 0x0, 0x1: Thumb16ShiftAddSubMoveCmp::thumb16ShiftAddMoveCmp();
47 0x2: decode TOPCODE_12_10 {
48 0x0: Thumb16DataProcessing::thumb16DataProcessing();
49 0x1: Thumb16SpecDataAndBx::thumb16SpecDataAndBx();
50 0x2, 0x3: Thumb16MemLit::thumb16MemLit();
51 default: Thumb16MemReg::thumb16MemReg();
52 }
53 0x3, 0x4: Thumb16MemImm::thumb16MemImm();
54 0x5: decode TOPCODE_12_11 {
55 0x0: Thumb16Adr::thumb16Adr();
56 0x1: Thumb16AddSp::thumb16AddSp(); //sp, immediate
57 0x2, 0x3: Thumb16Misc::thumb16Misc();
58 }
59 0x6: decode TOPCODE_12_11 {
60 0x0, 0x1: Thumb16MacroMem::thumb16MacroMem();
61 0x2, 0x3: Thumb16CondBranchAndSvc::thumb16CondBranchAndSvc();
62 }
63 0x7: decode TOPCODE_12_11 {
64 0x0: Thumb16UncondBranch::thumb16UncondBranch();
65 }
66 }
67
68 // 32 bit thumb instructions.
69 1: decode HTOPCODE_12_11 {
70 0x1: decode HTOPCODE_10_9 {
71 0x0: decode HTOPCODE_6 {
72 0x0: decode HTOPCODE_8_7 {
73 0x0, 0x3: decode HTOPCODE_4 {
74 0x0: WarnUnimpl::srs();
75 0x1: WarnUnimpl::rfe();
76 }
77 // This uses the same encoding as regular ARM.
78 default: ArmMacroMem::armMacroMem();
79 }
80 0x1: Thumb32LdrStrDExTbh::thumb32LdrStrDExTbh();
81 }
82 0x1: Thumb32DataProcShiftReg::thumb32DataProcShiftReg();
83 default: decode HTOPCODE_9_8 {
84 0x2: decode LTOPCODE_4 {
85 0x0: decode LTCOPROC {
86 0xa, 0xb: decode OPCODE_23_20 {
87##include "vfp.isa"
88 }
89 default: WarnUnimpl::cdp(); // cdp2
90 }
91 0x1: decode LTCOPROC {
92 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer();
93 default: decode CPNUM {
94 15: McrMrc15::mcrMrc15();
95 default: decode HTOPCODE_4 {
96 0x0: WarnUnimpl::mcr();
97 0x1: WarnUnimpl::mrc();
98 }
99 }
100 }
101 }
102 0x3: WarnUnimpl::Advanced_SIMD();
103 default: decode LTCOPROC {
104 0xa, 0xb: decode HTOPCODE_9_4 {
105 0x00: WarnUnimpl::undefined();
106 0x04: WarnUnimpl::mcrr(); // mcrr2
107 0x05: WarnUnimpl::mrrc(); // mrrc2
108 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10,
109 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e:
110 WarnUnimpl::stc(); // stc2
111 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11,
112 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f:
113 decode HTRN {
114 0xf: WarnUnimpl::ldc(); // ldc2 (literal)
115 default: WarnUnimpl::ldc(); // ldc2 (immediate)
116 }
117 }
118 default: decode HTOPCODE_9_5 {
119 0x00: WarnUnimpl::undefined();
120 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
121 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
122 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
123 WarnUnimpl::Extension_register_load_store_instruction();
124 }
125 }
126 }
127 }
128 0x2: decode LTOPCODE_15 {
129 0x0: decode HTOPCODE_9 {
130 0x0: Thumb32DataProcModImm::thumb32DataProcModImm();
131 0x1: Thumb32DataProcPlainBin::thumb32DataProcPlainBin();
132 }
133 0x1: Thumb32BranchesAndMiscCtrl::thumb32BranchesAndMiscCtrl();
134 }
135 0x3: decode HTOPCODE_10_9 {
136 0x0: decode HTOPCODE_4 {
137 0x0: decode HTOPCODE_8 {
138 0x0: Thumb32StoreSingle::thumb32StoreSingle();
139 0x1: WarnUnimpl::Advanced_SIMD_or_structure_load_store();
140 }
141 0x1: decode HTOPCODE_6_5 {
142 0x0: WarnUnimpl::Load_byte_memory_hints();
143 0x1: WarnUnimpl::Load_halfword_memory_hints();
143 0x1: LoadHalfwordMemoryHints::loadHalfwordMemoryHints();
144 0x2: Thumb32LoadWord::thumb32LoadWord();
145 0x3: WarnUnimpl::undefined();
146 }
147 }
148 0x1: decode HTOPCODE_8_7 {
149 0x2: Thumb32MulMulAccAndAbsDiff::thumb32MulMulAccAndAbsDiff();
150 0x3: Thumb32LongMulMulAccAndDiv::thumb32LongMulMulAccAndDiv();
151 default: Thumb32DataProcReg::thumb32DataProcReg();
152 }
153 default: decode HTOPCODE_9_8 {
154 0x2: decode LTOPCODE_4 {
155 0x0: decode LTCOPROC {
156 0xa, 0xb: WarnUnimpl::VFP_Inst();
157 default: WarnUnimpl::cdp(); // cdp2
158 }
159 0x1: decode LTCOPROC {
160 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer();
161 default: decode CPNUM {
162 15: McrMrc15::mcr2Mrc215();
163 default: decode HTOPCODE_4 {
164 0x0: WarnUnimpl::mcr2();
165 0x1: WarnUnimpl::mrc2();
166 }
167 }
168 }
169 }
170 0x3: WarnUnimpl::Advanced_SIMD();
171 default: decode LTCOPROC {
172 0xa, 0xb: decode HTOPCODE_9_4 {
173 0x00: WarnUnimpl::undefined();
174 0x04: WarnUnimpl::mcrr(); // mcrr2
175 0x05: WarnUnimpl::mrrc(); // mrrc2
176 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10,
177 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e:
178 WarnUnimpl::stc(); // stc2
179 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11,
180 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f:
181 decode HTRN {
182 0xf: WarnUnimpl::ldc(); // ldc2 (literal)
183 default: WarnUnimpl::ldc(); // ldc2 (immediate)
184 }
185 }
186 default: decode HTOPCODE_9_5 {
187 0x00: WarnUnimpl::undefined();
188 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
189 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
190 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
191 WarnUnimpl::Extension_register_load_store_instruction();
192 }
193 }
194 }
195 }
196 }
197}
144 0x2: Thumb32LoadWord::thumb32LoadWord();
145 0x3: WarnUnimpl::undefined();
146 }
147 }
148 0x1: decode HTOPCODE_8_7 {
149 0x2: Thumb32MulMulAccAndAbsDiff::thumb32MulMulAccAndAbsDiff();
150 0x3: Thumb32LongMulMulAccAndDiv::thumb32LongMulMulAccAndDiv();
151 default: Thumb32DataProcReg::thumb32DataProcReg();
152 }
153 default: decode HTOPCODE_9_8 {
154 0x2: decode LTOPCODE_4 {
155 0x0: decode LTCOPROC {
156 0xa, 0xb: WarnUnimpl::VFP_Inst();
157 default: WarnUnimpl::cdp(); // cdp2
158 }
159 0x1: decode LTCOPROC {
160 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer();
161 default: decode CPNUM {
162 15: McrMrc15::mcr2Mrc215();
163 default: decode HTOPCODE_4 {
164 0x0: WarnUnimpl::mcr2();
165 0x1: WarnUnimpl::mrc2();
166 }
167 }
168 }
169 }
170 0x3: WarnUnimpl::Advanced_SIMD();
171 default: decode LTCOPROC {
172 0xa, 0xb: decode HTOPCODE_9_4 {
173 0x00: WarnUnimpl::undefined();
174 0x04: WarnUnimpl::mcrr(); // mcrr2
175 0x05: WarnUnimpl::mrrc(); // mrrc2
176 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10,
177 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e:
178 WarnUnimpl::stc(); // stc2
179 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11,
180 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f:
181 decode HTRN {
182 0xf: WarnUnimpl::ldc(); // ldc2 (literal)
183 default: WarnUnimpl::ldc(); // ldc2 (immediate)
184 }
185 }
186 default: decode HTOPCODE_9_5 {
187 0x00: WarnUnimpl::undefined();
188 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
189 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
190 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
191 WarnUnimpl::Extension_register_load_store_instruction();
192 }
193 }
194 }
195 }
196 }
197}