1 /* TI C6X instruction format information.
3 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
18 MA 02110-1301, USA. */
20 /* Define the FMT macro before including this file; it takes a name
21 and the fields from tic6x_insn_format (defined in tic6x.h). */
23 #define FLD(name, pos, width) { CONCAT2(tic6x_field_,name), (pos), (width) }
24 #define CFLDS FLD(p, 0, 1), FLD(creg, 29, 3), FLD(z, 28, 1)
25 #define CFLDS2(a, b) 5, { CFLDS, a, b }
26 #define CFLDS3(a, b, c) 6, { CFLDS, a, b, c }
27 #define CFLDS4(a, b, c, d) 7, { CFLDS, a, b, c, d }
28 #define CFLDS5(a, b, c, d, e) 8, { CFLDS, a, b, c, d, e }
29 #define CFLDS6(a, b, c, d, e, f) 9, { CFLDS, a, b, c, d, e, f }
30 #define CFLDS7(a, b, c, d, e, f, g) 10, { CFLDS, a, b, c, d, e, f, g }
31 #define CFLDS8(a, b, c, d, e, f, g, h) 11, { CFLDS, a, b, c, d, e, f, g, h }
32 #define NFLDS FLD(p, 0, 1)
33 #define NFLDS1(a) 2, { NFLDS, a }
34 #define NFLDS2(a, b) 3, { NFLDS, a, b }
35 #define NFLDS3(a, b, c) 4, { NFLDS, a, b, c }
36 #define NFLDS5(a, b, c, d, e) 6, { NFLDS, a, b, c, d, e }
37 #define NFLDS6(a, b, c, d, e, f) 7, { NFLDS, a, b, c, d, e, f }
38 #define NFLDS7(a, b, c, d, e, f, g) 8, { NFLDS, a, b, c, d, e, f, g }
40 /* These are in the order from SPRUFE8, appendices C-H. */
42 /* Appendix C 32-bit formats. */
44 FMT(d_1_or_2_src
, 32, 0x40, 0x7c,
45 CFLDS5(FLD(s
, 1, 1), FLD(op
, 7, 6), FLD(src1
, 13, 5), FLD(src2
, 18, 5),
47 FMT(d_ext_1_or_2_src
, 32, 0x830, 0xc3c,
48 CFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 4), FLD(x
, 12, 1), FLD(src1
, 13, 5),
49 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
50 FMT(d_load_store
, 32, 0x4, 0xc,
51 CFLDS8(FLD(s
, 1, 1), FLD(op
, 4, 3), FLD(y
, 7, 1), FLD(r
, 8, 1),
52 FLD(mode
, 9, 4), FLD(offsetR
, 13, 5), FLD(baseR
, 18, 5),
54 /* The nonaligned loads and stores have the formats shown in the
55 individual instruction descriptions; the appendix is incorrect. */
56 FMT(d_load_nonaligned
, 32, 0x124, 0x17c,
57 CFLDS7(FLD(s
, 1, 1), FLD(y
, 7, 1), FLD(mode
, 9, 4), FLD(offsetR
, 13, 5),
58 FLD(baseR
, 18, 5), FLD(sc
, 23, 1), FLD(dst
, 24, 4)))
59 FMT(d_store_nonaligned
, 32, 0x174, 0x17c,
60 CFLDS7(FLD(s
, 1, 1), FLD(y
, 7, 1), FLD(mode
, 9, 4), FLD(offsetR
, 13, 5),
61 FLD(baseR
, 18, 5), FLD(sc
, 23, 1), FLD(src
, 24, 4)))
62 FMT(d_load_store_long
, 32, 0xc, 0xc,
63 CFLDS5(FLD(s
, 1, 1), FLD(op
, 4, 3), FLD(y
, 7, 1), FLD(offsetR
, 8, 15),
65 FMT(d_adda_long
, 32, 0x1000000c, 0xf000000c,
66 NFLDS5(FLD(s
, 1, 1), FLD(op
, 4, 3), FLD(y
, 7, 1), FLD(offsetR
, 8, 15),
69 /* Appendix C 16-bit formats will go here. */
71 /* Appendix D 32-bit formats. */
73 FMT(l_1_or_2_src
, 32, 0x18, 0x1c,
74 CFLDS6(FLD(s
, 1, 1), FLD(op
, 5, 7), FLD(x
, 12, 1), FLD(src1
, 13, 5),
75 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
76 FMT(l_1_or_2_src_noncond
, 32, 0x10000018, 0xf000001c,
77 NFLDS6(FLD(s
, 1, 1), FLD(op
, 5, 7), FLD(x
, 12, 1), FLD(src1
, 13, 5),
78 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
79 FMT(l_unary
, 32, 0x358, 0xffc,
80 CFLDS5(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(op
, 13, 5), FLD(src2
, 18, 5),
83 /* Appendix D 16-bit formats will go here. */
85 /* Appendix E 32-bit formats. */
87 FMT(m_compound
, 32, 0x30, 0x83c,
88 CFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 5), FLD(x
, 12, 1), FLD(src1
, 13, 5),
89 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
90 FMT(m_1_or_2_src
, 32, 0x10000030, 0xf000083c,
91 NFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 5), FLD(x
, 12, 1), FLD(src1
, 13, 5),
92 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
93 /* Contrary to SPRUFE8, this does have predicate fields. */
94 FMT(m_unary
, 32, 0xf0, 0xffc,
95 CFLDS5(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(op
, 13, 5), FLD(src2
, 18, 5),
98 /* M-unit formats missing from Appendix E. */
99 FMT(m_mpy
, 32, 0x0, 0x7c,
100 CFLDS6(FLD(s
, 1, 1), FLD(op
, 7, 5), FLD(x
, 12, 1), FLD(src1
, 13, 5),
101 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
103 /* Appendix E 16-bit formats will go here. */
105 /* Appendix F 32-bit formats. */
107 FMT(s_1_or_2_src
, 32, 0x20, 0x3c,
108 CFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 6), FLD(x
, 12, 1), FLD(src1
, 13, 5),
109 FLD(src2
, 18, 5), FLD(dst
, 23 ,5)))
110 FMT(s_ext_1_or_2_src
, 32, 0xc30, 0xc3c,
111 CFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 4), FLD(x
, 12, 1), FLD(src1
, 13, 5),
112 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
113 FMT(s_ext_1_or_2_src_noncond
, 32, 0xc30, 0xe0000c3c,
114 NFLDS7(FLD(s
, 1, 1), FLD(op
, 6, 4), FLD(x
, 12, 1), FLD(src1
, 13, 5),
115 FLD(src2
, 18, 5), FLD(dst
, 23, 5), FLD(z
, 28, 1)))
116 FMT(s_unary
, 32, 0xf20, 0xffc,
117 CFLDS5(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(op
, 13, 5), FLD(src2
, 18, 5),
119 FMT(s_ext_branch_cond_imm
, 32, 0x10, 0x7c,
120 CFLDS2(FLD(s
, 1, 1), FLD(cst
, 7, 21)))
121 FMT(s_call_imm_nop
, 32, 0x10, 0xe000007c,
122 NFLDS3(FLD(s
, 1, 1), FLD(cst
, 7, 21), FLD(z
, 28, 1)))
123 FMT(s_branch_nop_cst
, 32, 0x120, 0x1ffc,
124 CFLDS3(FLD(s
, 1, 1), FLD(src1
, 13, 3), FLD(src2
, 16, 12)))
125 FMT(s_branch_nop_reg
, 32, 0x800360, 0xf830ffc,
126 CFLDS4(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(src1
, 13, 3), FLD(src2
, 18, 5)))
127 FMT(s_branch
, 32, 0x360, 0xf83effc,
128 CFLDS3(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(src2
, 18, 5)))
129 FMT(s_mvk
, 32, 0x28, 0x3c,
130 CFLDS4(FLD(s
, 1, 1), FLD(h
, 6, 1), FLD(cst
, 7, 16), FLD(dst
, 23, 5)))
131 FMT(s_field
, 32, 0x8, 0x3c,
132 CFLDS6(FLD(s
, 1, 1), FLD(op
, 6, 2), FLD(cstb
, 8, 5), FLD(csta
, 13, 5),
133 FLD(src2
, 18, 5), FLD(dst
, 23, 5)))
135 /* S-unit formats missing from Appendix F. */
136 FMT(s_addk
, 32, 0x50, 0x7c,
137 CFLDS3(FLD(s
, 1, 1), FLD(cst
, 7, 16), FLD(dst
, 23, 5)))
138 FMT(s_addkpc
, 32, 0x160, 0x1ffc,
139 CFLDS4(FLD(s
, 1, 1), FLD(src2
, 13, 3), FLD(src1
, 16, 7), FLD(dst
, 23, 5)))
140 FMT(s_b_irp
, 32, 0x1800e0, 0x7feffc,
141 CFLDS3(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(dst
, 23, 5)))
142 FMT(s_b_nrp
, 32, 0x1c00e0, 0x7feffc,
143 CFLDS3(FLD(s
, 1, 1), FLD(x
, 12, 1), FLD(dst
, 23, 5)))
144 FMT(s_bdec
, 32, 0x1020, 0x1ffc,
145 CFLDS3(FLD(s
, 1, 1), FLD(src
, 13, 10), FLD(dst
, 23, 5)))
146 FMT(s_bpos
, 32, 0x20, 0x1ffc,
147 CFLDS3(FLD(s
, 1, 1), FLD(src
, 13, 10), FLD(dst
, 23, 5)))
149 /* Appendix F 16-bit formats will go here. */
151 /* Appendix G 16-bit formats will go here. */
153 /* Appendix H 32-bit formats. */
155 FMT(nfu_loop_buffer
, 32, 0x00020000, 0x00021ffc,
156 CFLDS4(FLD(s
, 1, 1), FLD(op
, 13, 4), FLD(csta
, 18, 5), FLD(cstb
, 23, 5)))
157 /* Corrected relative to Appendix H. */
158 FMT(nfu_nop_idle
, 32, 0x00000000, 0xfffe1ffc,
159 NFLDS2(FLD(s
, 1, 1), FLD(op
, 13, 4)))
161 /* No-unit formats missing from Appendix H (given the NOP and IDLE
163 FMT(nfu_dint
, 32, 0x10004000, 0xfffffffc,
164 NFLDS1(FLD(s
, 1, 1)))
165 FMT(nfu_rint
, 32, 0x10006000, 0xfffffffc,
166 NFLDS1(FLD(s
, 1, 1)))
167 FMT(nfu_swe
, 32, 0x10000000, 0xfffffffc,
168 NFLDS1(FLD(s
, 1, 1)))
169 FMT(nfu_swenr
, 32, 0x10002000, 0xfffffffc,
170 NFLDS1(FLD(s
, 1, 1)))
171 /* Although formally covered by the loop buffer format, the fields in
172 that format are not useful for all such instructions and not all
173 instructions can be predicated. */
174 FMT(nfu_spkernel
, 32, 0x00034000, 0xf03ffffc,
175 NFLDS2(FLD(s
, 1, 1), FLD(fstgfcyc
, 22, 6)))
176 FMT(nfu_spkernelr
, 32, 0x00036000, 0xfffffffc,
177 NFLDS1(FLD(s
, 1, 1)))
178 FMT(nfu_spmask
, 32, 0x00020000, 0xfc021ffc,
179 NFLDS3(FLD(s
, 1, 1), FLD(op
, 13, 4), FLD(mask
, 18, 8)))
181 /* Appendix H 16-bit formats will go here. */
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