powerpc: Introduce new __REG_R macros
[deliverable/linux.git] / arch / powerpc / include / asm / ppc-opcode.h
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1/*
2 * Copyright 2009 Freescale Semicondutor, Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 *
9 * provides masks and opcode images for use by code generation, emulation
10 * and for instructions that older assemblers might not know about
11 */
12#ifndef _ASM_POWERPC_PPC_OPCODE_H
13#define _ASM_POWERPC_PPC_OPCODE_H
14
15#include <linux/stringify.h>
16#include <asm/asm-compat.h>
17
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18#define R0 0
19#define R1 1
20#define R2 2
21#define R3 3
22#define R4 4
23#define R5 5
24#define R6 6
25#define R7 7
26#define R8 8
27#define R9 9
28#define R10 10
29#define R11 11
30#define R12 12
31#define R13 13
32#define R14 14
33#define R15 15
34#define R16 16
35#define R17 17
36#define R18 18
37#define R19 19
38#define R20 20
39#define R21 21
40#define R22 22
41#define R23 23
42#define R24 24
43#define R25 25
44#define R26 26
45#define R27 27
46#define R28 28
47#define R29 29
48#define R30 30
49#define R31 31
50
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51#define __REG_R0 0
52#define __REG_R1 1
53#define __REG_R2 2
54#define __REG_R3 3
55#define __REG_R4 4
56#define __REG_R5 5
57#define __REG_R6 6
58#define __REG_R7 7
59#define __REG_R8 8
60#define __REG_R9 9
61#define __REG_R10 10
62#define __REG_R11 11
63#define __REG_R12 12
64#define __REG_R13 13
65#define __REG_R14 14
66#define __REG_R15 15
67#define __REG_R16 16
68#define __REG_R17 17
69#define __REG_R18 18
70#define __REG_R19 19
71#define __REG_R20 20
72#define __REG_R21 21
73#define __REG_R22 22
74#define __REG_R23 23
75#define __REG_R24 24
76#define __REG_R25 25
77#define __REG_R26 26
78#define __REG_R27 27
79#define __REG_R28 28
80#define __REG_R29 29
81#define __REG_R30 30
82#define __REG_R31 31
83
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84/* sorted alphabetically */
85#define PPC_INST_DCBA 0x7c0005ec
86#define PPC_INST_DCBA_MASK 0xfc0007fe
87#define PPC_INST_DCBAL 0x7c2005ec
88#define PPC_INST_DCBZL 0x7c2007ec
89#define PPC_INST_ISEL 0x7c00001e
90#define PPC_INST_ISEL_MASK 0xfc00003e
864b9e6f 91#define PPC_INST_LDARX 0x7c0000a8
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92#define PPC_INST_LSWI 0x7c0004aa
93#define PPC_INST_LSWX 0x7c00042a
d6ccb1f5 94#define PPC_INST_LWARX 0x7c000028
16c57b36 95#define PPC_INST_LWSYNC 0x7c2004ac
dfb432cb 96#define PPC_INST_LXVD2X 0x7c000698
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97#define PPC_INST_MCRXR 0x7c000400
98#define PPC_INST_MCRXR_MASK 0xfc0007fe
99#define PPC_INST_MFSPR_PVR 0x7c1f42a6
100#define PPC_INST_MFSPR_PVR_MASK 0xfc1fffff
101#define PPC_INST_MSGSND 0x7c00019c
102#define PPC_INST_NOP 0x60000000
103#define PPC_INST_POPCNTB 0x7c0000f4
104#define PPC_INST_POPCNTB_MASK 0xfc0007fe
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105#define PPC_INST_POPCNTD 0x7c0003f4
106#define PPC_INST_POPCNTW 0x7c0002f4
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107#define PPC_INST_RFCI 0x4c000066
108#define PPC_INST_RFDI 0x4c00004e
109#define PPC_INST_RFMCI 0x4c00004c
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110#define PPC_INST_MFSPR_DSCR 0x7c1102a6
111#define PPC_INST_MFSPR_DSCR_MASK 0xfc1fffff
112#define PPC_INST_MTSPR_DSCR 0x7c1103a6
113#define PPC_INST_MTSPR_DSCR_MASK 0xfc1fffff
697d3899 114#define PPC_INST_SLBFEE 0x7c0007a7
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115
116#define PPC_INST_STRING 0x7c00042a
117#define PPC_INST_STRING_MASK 0xfc0007fe
118#define PPC_INST_STRING_GEN_MASK 0xfc00067e
119
120#define PPC_INST_STSWI 0x7c0005aa
121#define PPC_INST_STSWX 0x7c00052a
dfb432cb 122#define PPC_INST_STXVD2X 0x7c000798
60dbf438 123#define PPC_INST_TLBIE 0x7c000264
7281f5dc 124#define PPC_INST_TLBILX 0x7c000024
16c57b36 125#define PPC_INST_WAIT 0x7c00007c
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126#define PPC_INST_TLBIVAX 0x7c000624
127#define PPC_INST_TLBSRX_DOT 0x7c0006a5
0016a4cf 128#define PPC_INST_XXLOR 0xf0000510
16c57b36 129
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130#define PPC_INST_NAP 0x4c000364
131#define PPC_INST_SLEEP 0x4c0003a4
132
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133/* A2 specific instructions */
134#define PPC_INST_ERATWE 0x7c0001a6
135#define PPC_INST_ERATRE 0x7c000166
136#define PPC_INST_ERATILX 0x7c000066
137#define PPC_INST_ERATIVAX 0x7c000666
138#define PPC_INST_ERATSX 0x7c000126
139#define PPC_INST_ERATSX_DOT 0x7c000127
140
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141/* Misc instructions for BPF compiler */
142#define PPC_INST_LD 0xe8000000
143#define PPC_INST_LHZ 0xa0000000
144#define PPC_INST_LWZ 0x80000000
145#define PPC_INST_STD 0xf8000000
146#define PPC_INST_STDU 0xf8000001
147#define PPC_INST_MFLR 0x7c0802a6
148#define PPC_INST_MTLR 0x7c0803a6
149#define PPC_INST_CMPWI 0x2c000000
150#define PPC_INST_CMPDI 0x2c200000
151#define PPC_INST_CMPLW 0x7c000040
152#define PPC_INST_CMPLWI 0x28000000
153#define PPC_INST_ADDI 0x38000000
154#define PPC_INST_ADDIS 0x3c000000
155#define PPC_INST_ADD 0x7c000214
156#define PPC_INST_SUB 0x7c000050
157#define PPC_INST_BLR 0x4e800020
158#define PPC_INST_BLRL 0x4e800021
159#define PPC_INST_MULLW 0x7c0001d6
160#define PPC_INST_MULHWU 0x7c000016
161#define PPC_INST_MULLI 0x1c000000
162#define PPC_INST_DIVWU 0x7c0003d6
163#define PPC_INST_RLWINM 0x54000000
164#define PPC_INST_RLDICR 0x78000004
165#define PPC_INST_SLW 0x7c000030
166#define PPC_INST_SRW 0x7c000430
167#define PPC_INST_AND 0x7c000038
168#define PPC_INST_ANDDOT 0x7c000039
169#define PPC_INST_OR 0x7c000378
170#define PPC_INST_ANDI 0x70000000
171#define PPC_INST_ORI 0x60000000
172#define PPC_INST_ORIS 0x64000000
173#define PPC_INST_NEG 0x7c0000d0
174#define PPC_INST_BRANCH 0x48000000
175#define PPC_INST_BRANCH_COND 0x40800000
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176#define PPC_INST_LBZCIX 0x7c0006aa
177#define PPC_INST_STBCIX 0x7c0007aa
0ca87f05 178
16c57b36 179/* macros to insert fields into opcodes */
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180#define ___PPC_RA(a) (((a) & 0x1f) << 16)
181#define ___PPC_RB(b) (((b) & 0x1f) << 11)
182#define ___PPC_RS(s) (((s) & 0x1f) << 21)
183#define ___PPC_RT(t) ___PPC_RS(t)
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184#define __PPC_RA(a) (((a) & 0x1f) << 16)
185#define __PPC_RB(b) (((b) & 0x1f) << 11)
60dbf438 186#define __PPC_RS(s) (((s) & 0x1f) << 21)
4e14a4d1 187#define __PPC_RT(s) __PPC_RS(s)
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188#define __PPC_XA(a) ((((a) & 0x1f) << 16) | (((a) & 0x20) >> 3))
189#define __PPC_XB(b) ((((b) & 0x1f) << 11) | (((b) & 0x20) >> 4))
dfb432cb 190#define __PPC_XS(s) ((((s) & 0x1f) << 21) | (((s) & 0x20) >> 5))
0016a4cf 191#define __PPC_XT(s) __PPC_XS(s)
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192#define __PPC_T_TLB(t) (((t) & 0x3) << 21)
193#define __PPC_WC(w) (((w) & 0x3) << 21)
931e1241 194#define __PPC_WS(w) (((w) & 0x1f) << 11)
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195#define __PPC_SH(s) __PPC_WS(s)
196#define __PPC_MB(s) (((s) & 0x1f) << 6)
197#define __PPC_ME(s) (((s) & 0x1f) << 1)
198#define __PPC_BI(s) (((s) & 0x1f) << 16)
931e1241 199
4e14a4d1 200/*
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201 * Only use the larx hint bit on 64bit CPUs. e500v1/v2 based CPUs will treat a
202 * larx with EH set as an illegal instruction.
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203 */
204#ifdef CONFIG_PPC64
205#define __PPC_EH(eh) (((eh) & 0x1) << 0)
206#else
207#define __PPC_EH(eh) 0
208#endif
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209
210/* Deal with instructions that older assemblers aren't aware of */
211#define PPC_DCBAL(a, b) stringify_in_c(.long PPC_INST_DCBAL | \
212 __PPC_RA(a) | __PPC_RB(b))
213#define PPC_DCBZL(a, b) stringify_in_c(.long PPC_INST_DCBZL | \
214 __PPC_RA(a) | __PPC_RB(b))
864b9e6f 215#define PPC_LDARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LDARX | \
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216 ___PPC_RT(t) | ___PPC_RA(a) | \
217 ___PPC_RB(b) | __PPC_EH(eh))
4e14a4d1 218#define PPC_LWARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LWARX | \
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219 ___PPC_RT(t) | ___PPC_RA(a) | \
220 ___PPC_RB(b) | __PPC_EH(eh))
16c57b36 221#define PPC_MSGSND(b) stringify_in_c(.long PPC_INST_MSGSND | \
cdaade71 222 ___PPC_RB(b))
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223#define PPC_POPCNTB(a, s) stringify_in_c(.long PPC_INST_POPCNTB | \
224 __PPC_RA(a) | __PPC_RS(s))
225#define PPC_POPCNTD(a, s) stringify_in_c(.long PPC_INST_POPCNTD | \
226 __PPC_RA(a) | __PPC_RS(s))
227#define PPC_POPCNTW(a, s) stringify_in_c(.long PPC_INST_POPCNTW | \
228 __PPC_RA(a) | __PPC_RS(s))
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229#define PPC_RFCI stringify_in_c(.long PPC_INST_RFCI)
230#define PPC_RFDI stringify_in_c(.long PPC_INST_RFDI)
231#define PPC_RFMCI stringify_in_c(.long PPC_INST_RFMCI)
232#define PPC_TLBILX(t, a, b) stringify_in_c(.long PPC_INST_TLBILX | \
323d23ae 233 __PPC_T_TLB(t) | __PPC_RA(a) | __PPC_RB(b))
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234#define PPC_TLBILX_ALL(a, b) PPC_TLBILX(0, a, b)
235#define PPC_TLBILX_PID(a, b) PPC_TLBILX(1, a, b)
236#define PPC_TLBILX_VA(a, b) PPC_TLBILX(3, a, b)
237#define PPC_WAIT(w) stringify_in_c(.long PPC_INST_WAIT | \
238 __PPC_WC(w))
60dbf438 239#define PPC_TLBIE(lp,a) stringify_in_c(.long PPC_INST_TLBIE | \
cdaade71 240 ___PPC_RB(a) | ___PPC_RS(lp))
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241#define PPC_TLBSRX_DOT(a,b) stringify_in_c(.long PPC_INST_TLBSRX_DOT | \
242 __PPC_RA(a) | __PPC_RB(b))
243#define PPC_TLBIVAX(a,b) stringify_in_c(.long PPC_INST_TLBIVAX | \
244 __PPC_RA(a) | __PPC_RB(b))
16c57b36 245
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246#define PPC_ERATWE(s, a, w) stringify_in_c(.long PPC_INST_ERATWE | \
247 __PPC_RS(s) | __PPC_RA(a) | __PPC_WS(w))
248#define PPC_ERATRE(s, a, w) stringify_in_c(.long PPC_INST_ERATRE | \
249 __PPC_RS(s) | __PPC_RA(a) | __PPC_WS(w))
250#define PPC_ERATILX(t, a, b) stringify_in_c(.long PPC_INST_ERATILX | \
251 __PPC_T_TLB(t) | __PPC_RA(a) | \
252 __PPC_RB(b))
253#define PPC_ERATIVAX(s, a, b) stringify_in_c(.long PPC_INST_ERATIVAX | \
254 __PPC_RS(s) | __PPC_RA(a) | __PPC_RB(b))
255#define PPC_ERATSX(t, a, w) stringify_in_c(.long PPC_INST_ERATSX | \
256 __PPC_RS(t) | __PPC_RA(a) | __PPC_RB(b))
257#define PPC_ERATSX_DOT(t, a, w) stringify_in_c(.long PPC_INST_ERATSX_DOT | \
258 __PPC_RS(t) | __PPC_RA(a) | __PPC_RB(b))
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259#define PPC_SLBFEE_DOT(t, b) stringify_in_c(.long PPC_INST_SLBFEE | \
260 __PPC_RT(t) | __PPC_RB(b))
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261/* PASemi instructions */
262#define LBZCIX(t,a,b) stringify_in_c(.long PPC_INST_LBZCIX | \
263 __PPC_RT(t) | __PPC_RA(a) | __PPC_RB(b))
264#define STBCIX(s,a,b) stringify_in_c(.long PPC_INST_STBCIX | \
265 __PPC_RS(s) | __PPC_RA(a) | __PPC_RB(b))
931e1241 266
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267/*
268 * Define what the VSX XX1 form instructions will look like, then add
269 * the 128 bit load store instructions based on that.
270 */
271#define VSX_XX1(s, a, b) (__PPC_XS(s) | __PPC_RA(a) | __PPC_RB(b))
0016a4cf 272#define VSX_XX3(t, a, b) (__PPC_XT(t) | __PPC_XA(a) | __PPC_XB(b))
dfb432cb 273#define STXVD2X(s, a, b) stringify_in_c(.long PPC_INST_STXVD2X | \
178f2ae0 274 VSX_XX1((s), a, b))
dfb432cb 275#define LXVD2X(s, a, b) stringify_in_c(.long PPC_INST_LXVD2X | \
178f2ae0 276 VSX_XX1((s), a, b))
0016a4cf 277#define XXLOR(t, a, b) stringify_in_c(.long PPC_INST_XXLOR | \
178f2ae0 278 VSX_XX3((t), a, b))
dfb432cb 279
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280#define PPC_NAP stringify_in_c(.long PPC_INST_NAP)
281#define PPC_SLEEP stringify_in_c(.long PPC_INST_SLEEP)
282
16c57b36 283#endif /* _ASM_POWERPC_PPC_OPCODE_H */
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