2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2003 Ralf Baechle
8 #ifndef _ASM_ASMMACRO_H
9 #define _ASM_ASMMACRO_H
11 #include <asm/hazards.h>
12 #include <asm/asm-offsets.h>
16 #include <asm/asmmacro-32.h>
19 #include <asm/asmmacro-64.h>
23 * Helper macros for generating raw instruction encodings.
25 #ifdef CONFIG_CPU_MICROMIPS
26 .macro insn32_if_mm enc
29 .hword ((\enc
) & 0xffff)
32 .macro insn_if_mips enc
35 .macro insn32_if_mm enc
38 .macro insn_if_mips enc
44 #if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6)
45 .macro local_irq_enable reg
=t0
50 .macro local_irq_disable reg
=t0
55 .macro local_irq_enable reg
=t0
62 .macro local_irq_disable reg
=t0
64 lw
\reg
, TI_PRE_COUNT($
28)
66 sw
\reg
, TI_PRE_COUNT($
28)
74 lw
\reg
, TI_PRE_COUNT($
28)
76 sw
\reg
, TI_PRE_COUNT($
28)
79 #endif /* CONFIG_CPU_MIPSR2 */
81 .macro fpu_save_16even thread tmp
=t0
85 sdc1 $f0
, THREAD_FPR0(\thread
)
86 sdc1 $f2
, THREAD_FPR2(\thread
)
87 sdc1 $f4
, THREAD_FPR4(\thread
)
88 sdc1 $f6
, THREAD_FPR6(\thread
)
89 sdc1 $f8
, THREAD_FPR8(\thread
)
90 sdc1 $f10
, THREAD_FPR10(\thread
)
91 sdc1 $f12
, THREAD_FPR12(\thread
)
92 sdc1 $f14
, THREAD_FPR14(\thread
)
93 sdc1 $f16
, THREAD_FPR16(\thread
)
94 sdc1 $f18
, THREAD_FPR18(\thread
)
95 sdc1 $f20
, THREAD_FPR20(\thread
)
96 sdc1 $f22
, THREAD_FPR22(\thread
)
97 sdc1 $f24
, THREAD_FPR24(\thread
)
98 sdc1 $f26
, THREAD_FPR26(\thread
)
99 sdc1 $f28
, THREAD_FPR28(\thread
)
100 sdc1 $f30
, THREAD_FPR30(\thread
)
101 sw
\tmp
, THREAD_FCR31(\thread
)
105 .macro fpu_save_16odd thread
109 sdc1 $f1
, THREAD_FPR1(\thread
)
110 sdc1 $f3
, THREAD_FPR3(\thread
)
111 sdc1 $f5
, THREAD_FPR5(\thread
)
112 sdc1 $f7
, THREAD_FPR7(\thread
)
113 sdc1 $f9
, THREAD_FPR9(\thread
)
114 sdc1 $f11
, THREAD_FPR11(\thread
)
115 sdc1 $f13
, THREAD_FPR13(\thread
)
116 sdc1 $f15
, THREAD_FPR15(\thread
)
117 sdc1 $f17
, THREAD_FPR17(\thread
)
118 sdc1 $f19
, THREAD_FPR19(\thread
)
119 sdc1 $f21
, THREAD_FPR21(\thread
)
120 sdc1 $f23
, THREAD_FPR23(\thread
)
121 sdc1 $f25
, THREAD_FPR25(\thread
)
122 sdc1 $f27
, THREAD_FPR27(\thread
)
123 sdc1 $f29
, THREAD_FPR29(\thread
)
124 sdc1 $f31
, THREAD_FPR31(\thread
)
128 .macro fpu_save_double thread status tmp
129 #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) || \
130 defined(CONFIG_CPU_MIPS32_R6)
133 fpu_save_16odd
\thread
136 fpu_save_16even
\thread
\tmp
139 .macro fpu_restore_16even thread tmp
=t0
142 lw
\tmp
, THREAD_FCR31(\thread
)
143 ldc1 $f0
, THREAD_FPR0(\thread
)
144 ldc1 $f2
, THREAD_FPR2(\thread
)
145 ldc1 $f4
, THREAD_FPR4(\thread
)
146 ldc1 $f6
, THREAD_FPR6(\thread
)
147 ldc1 $f8
, THREAD_FPR8(\thread
)
148 ldc1 $f10
, THREAD_FPR10(\thread
)
149 ldc1 $f12
, THREAD_FPR12(\thread
)
150 ldc1 $f14
, THREAD_FPR14(\thread
)
151 ldc1 $f16
, THREAD_FPR16(\thread
)
152 ldc1 $f18
, THREAD_FPR18(\thread
)
153 ldc1 $f20
, THREAD_FPR20(\thread
)
154 ldc1 $f22
, THREAD_FPR22(\thread
)
155 ldc1 $f24
, THREAD_FPR24(\thread
)
156 ldc1 $f26
, THREAD_FPR26(\thread
)
157 ldc1 $f28
, THREAD_FPR28(\thread
)
158 ldc1 $f30
, THREAD_FPR30(\thread
)
163 .macro fpu_restore_16odd thread
167 ldc1 $f1
, THREAD_FPR1(\thread
)
168 ldc1 $f3
, THREAD_FPR3(\thread
)
169 ldc1 $f5
, THREAD_FPR5(\thread
)
170 ldc1 $f7
, THREAD_FPR7(\thread
)
171 ldc1 $f9
, THREAD_FPR9(\thread
)
172 ldc1 $f11
, THREAD_FPR11(\thread
)
173 ldc1 $f13
, THREAD_FPR13(\thread
)
174 ldc1 $f15
, THREAD_FPR15(\thread
)
175 ldc1 $f17
, THREAD_FPR17(\thread
)
176 ldc1 $f19
, THREAD_FPR19(\thread
)
177 ldc1 $f21
, THREAD_FPR21(\thread
)
178 ldc1 $f23
, THREAD_FPR23(\thread
)
179 ldc1 $f25
, THREAD_FPR25(\thread
)
180 ldc1 $f27
, THREAD_FPR27(\thread
)
181 ldc1 $f29
, THREAD_FPR29(\thread
)
182 ldc1 $f31
, THREAD_FPR31(\thread
)
186 .macro fpu_restore_double thread status tmp
187 #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2) || \
188 defined(CONFIG_CPU_MIPS32_R6)
190 bgez
\tmp
, 10f
# 16 register mode?
192 fpu_restore_16odd
\thread
195 fpu_restore_16even
\thread
\tmp
198 #if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6)
199 .macro _EXT rd
, rs
, p
, s
202 #else /* !CONFIG_CPU_MIPSR2 || !CONFIG_CPU_MIPSR6 */
203 .macro _EXT rd
, rs
, p
, s
205 andi
\rd
, \rd
, (1 << \s
) - 1
207 #endif /* !CONFIG_CPU_MIPSR2 || !CONFIG_CPU_MIPSR6 */
210 * Temporary until all gas have MT ASE support
213 .word
0x41600bc1 | (\reg
<< 16)
217 .word
0x41600be1 | (\reg
<< 16)
221 .word
0x41600001 | (\reg
<< 16)
225 .word
0x41600021 | (\reg
<< 16)
228 .macro MFTR rt
=0, rd
=0, u
=0, sel
=0
229 .word
0x41000000 | (\rt
<< 16) | (\rd
<< 11) | (\u
<< 5) | (\sel
)
232 .macro MTTR rt
=0, rd
=0, u
=0, sel
=0
233 .word
0x41800000 | (\rt
<< 16) | (\rd
<< 11) | (\u
<< 5) | (\sel
)
236 #ifdef TOOLCHAIN_SUPPORTS_MSA
237 /* preprocessor replaces the fp in ".set fp=64" with $30 otherwise */
240 .macro _cfcmsa rd
, cs
249 .macro _ctcmsa cd
, rs
258 .macro ld_b wd
, off
, base
263 ld
.b $w\wd
, \
off(\base
)
267 .macro ld_h wd
, off
, base
272 ld
.h $w\wd
, \
off(\base
)
276 .macro ld_w wd
, off
, base
281 ld
.w $w\wd
, \
off(\base
)
285 .macro ld_d wd
, off
, base
290 ld
.d $w\wd
, \
off(\base
)
294 .macro st_b wd
, off
, base
299 st
.b $w\wd
, \
off(\base
)
303 .macro st_h wd
, off
, base
308 st
.h $w\wd
, \
off(\base
)
312 .macro st_w wd
, off
, base
317 st
.w $w\wd
, \
off(\base
)
321 .macro st_d wd
, off
, base
326 st
.d $w\wd
, \
off(\base
)
330 .macro copy_s_w ws
, n
335 copy_s
.w $
1, $w\ws
[\n]
339 .macro copy_s_d ws
, n
344 copy_s
.d $
1, $w\ws
[\n]
348 .macro insert_w wd
, n
353 insert
.w $w\wd
[\n], $
1
357 .macro insert_d wd
, n
362 insert
.d $w\wd
[\n], $
1
368 * Temporary until all toolchains in use include MSA support.
370 .macro _cfcmsa rd
, cs
374 insn_if_mips
0x787e0059 | (\cs
<< 11)
375 insn32_if_mm
0x587e0056 | (\cs
<< 11)
380 .macro _ctcmsa cd
, rs
385 insn_if_mips
0x783e0819 | (\cd
<< 6)
386 insn32_if_mm
0x583e0816 | (\cd
<< 6)
390 .macro ld_b wd
, off
, base
394 PTR_ADDU $
1, \base
, \off
395 insn_if_mips
0x78000820 | (\wd
<< 6)
396 insn32_if_mm
0x58000807 | (\wd
<< 6)
400 .macro ld_h wd
, off
, base
404 PTR_ADDU $
1, \base
, \off
405 insn_if_mips
0x78000821 | (\wd
<< 6)
406 insn32_if_mm
0x58000817 | (\wd
<< 6)
410 .macro ld_w wd
, off
, base
414 PTR_ADDU $
1, \base
, \off
415 insn_if_mips
0x78000822 | (\wd
<< 6)
416 insn32_if_mm
0x58000827 | (\wd
<< 6)
420 .macro ld_d wd
, off
, base
424 PTR_ADDU $
1, \base
, \off
425 insn_if_mips
0x78000823 | (\wd
<< 6)
426 insn32_if_mm
0x58000837 | (\wd
<< 6)
430 .macro st_b wd
, off
, base
434 PTR_ADDU $
1, \base
, \off
435 insn_if_mips
0x78000824 | (\wd
<< 6)
436 insn32_if_mm
0x5800080f | (\wd
<< 6)
440 .macro st_h wd
, off
, base
444 PTR_ADDU $
1, \base
, \off
445 insn_if_mips
0x78000825 | (\wd
<< 6)
446 insn32_if_mm
0x5800081f | (\wd
<< 6)
450 .macro st_w wd
, off
, base
454 PTR_ADDU $
1, \base
, \off
455 insn_if_mips
0x78000826 | (\wd
<< 6)
456 insn32_if_mm
0x5800082f | (\wd
<< 6)
460 .macro st_d wd
, off
, base
464 PTR_ADDU $
1, \base
, \off
465 insn_if_mips
0x78000827 | (\wd
<< 6)
466 insn32_if_mm
0x5800083f | (\wd
<< 6)
470 .macro copy_s_w ws
, n
474 insn_if_mips
0x78b00059 | (\n << 16) | (\ws
<< 11)
475 insn32_if_mm
0x58b00056 | (\n << 16) | (\ws
<< 11)
479 .macro copy_s_d ws
, n
483 insn_if_mips
0x78b80059 | (\n << 16) | (\ws
<< 11)
484 insn32_if_mm
0x58b80056 | (\n << 16) | (\ws
<< 11)
488 .macro insert_w wd
, n
492 insn_if_mips
0x79300819 | (\n << 16) | (\wd
<< 6)
493 insn32_if_mm
0x59300816 | (\n << 16) | (\wd
<< 6)
497 .macro insert_d wd
, n
501 insn_if_mips
0x79380819 | (\n << 16) | (\wd
<< 6)
502 insn32_if_mm
0x59380816 | (\n << 16) | (\wd
<< 6)
507 #ifdef TOOLCHAIN_SUPPORTS_MSA
508 #define FPR_BASE_OFFS THREAD_FPR0
511 #define FPR_BASE_OFFS 0
512 #define FPR_BASE \thread
515 .macro msa_save_all thread
518 #ifdef TOOLCHAIN_SUPPORTS_MSA
519 PTR_ADDU FPR_BASE
, \thread
, FPR_BASE_OFFS
521 st_d
0, THREAD_FPR0
- FPR_BASE_OFFS
, FPR_BASE
522 st_d
1, THREAD_FPR1
- FPR_BASE_OFFS
, FPR_BASE
523 st_d
2, THREAD_FPR2
- FPR_BASE_OFFS
, FPR_BASE
524 st_d
3, THREAD_FPR3
- FPR_BASE_OFFS
, FPR_BASE
525 st_d
4, THREAD_FPR4
- FPR_BASE_OFFS
, FPR_BASE
526 st_d
5, THREAD_FPR5
- FPR_BASE_OFFS
, FPR_BASE
527 st_d
6, THREAD_FPR6
- FPR_BASE_OFFS
, FPR_BASE
528 st_d
7, THREAD_FPR7
- FPR_BASE_OFFS
, FPR_BASE
529 st_d
8, THREAD_FPR8
- FPR_BASE_OFFS
, FPR_BASE
530 st_d
9, THREAD_FPR9
- FPR_BASE_OFFS
, FPR_BASE
531 st_d
10, THREAD_FPR10
- FPR_BASE_OFFS
, FPR_BASE
532 st_d
11, THREAD_FPR11
- FPR_BASE_OFFS
, FPR_BASE
533 st_d
12, THREAD_FPR12
- FPR_BASE_OFFS
, FPR_BASE
534 st_d
13, THREAD_FPR13
- FPR_BASE_OFFS
, FPR_BASE
535 st_d
14, THREAD_FPR14
- FPR_BASE_OFFS
, FPR_BASE
536 st_d
15, THREAD_FPR15
- FPR_BASE_OFFS
, FPR_BASE
537 st_d
16, THREAD_FPR16
- FPR_BASE_OFFS
, FPR_BASE
538 st_d
17, THREAD_FPR17
- FPR_BASE_OFFS
, FPR_BASE
539 st_d
18, THREAD_FPR18
- FPR_BASE_OFFS
, FPR_BASE
540 st_d
19, THREAD_FPR19
- FPR_BASE_OFFS
, FPR_BASE
541 st_d
20, THREAD_FPR20
- FPR_BASE_OFFS
, FPR_BASE
542 st_d
21, THREAD_FPR21
- FPR_BASE_OFFS
, FPR_BASE
543 st_d
22, THREAD_FPR22
- FPR_BASE_OFFS
, FPR_BASE
544 st_d
23, THREAD_FPR23
- FPR_BASE_OFFS
, FPR_BASE
545 st_d
24, THREAD_FPR24
- FPR_BASE_OFFS
, FPR_BASE
546 st_d
25, THREAD_FPR25
- FPR_BASE_OFFS
, FPR_BASE
547 st_d
26, THREAD_FPR26
- FPR_BASE_OFFS
, FPR_BASE
548 st_d
27, THREAD_FPR27
- FPR_BASE_OFFS
, FPR_BASE
549 st_d
28, THREAD_FPR28
- FPR_BASE_OFFS
, FPR_BASE
550 st_d
29, THREAD_FPR29
- FPR_BASE_OFFS
, FPR_BASE
551 st_d
30, THREAD_FPR30
- FPR_BASE_OFFS
, FPR_BASE
552 st_d
31, THREAD_FPR31
- FPR_BASE_OFFS
, FPR_BASE
555 sw $
1, THREAD_MSA_CSR(\thread
)
559 .macro msa_restore_all thread
563 lw $
1, THREAD_MSA_CSR(\thread
)
565 #ifdef TOOLCHAIN_SUPPORTS_MSA
566 PTR_ADDU FPR_BASE
, \thread
, FPR_BASE_OFFS
568 ld_d
0, THREAD_FPR0
- FPR_BASE_OFFS
, FPR_BASE
569 ld_d
1, THREAD_FPR1
- FPR_BASE_OFFS
, FPR_BASE
570 ld_d
2, THREAD_FPR2
- FPR_BASE_OFFS
, FPR_BASE
571 ld_d
3, THREAD_FPR3
- FPR_BASE_OFFS
, FPR_BASE
572 ld_d
4, THREAD_FPR4
- FPR_BASE_OFFS
, FPR_BASE
573 ld_d
5, THREAD_FPR5
- FPR_BASE_OFFS
, FPR_BASE
574 ld_d
6, THREAD_FPR6
- FPR_BASE_OFFS
, FPR_BASE
575 ld_d
7, THREAD_FPR7
- FPR_BASE_OFFS
, FPR_BASE
576 ld_d
8, THREAD_FPR8
- FPR_BASE_OFFS
, FPR_BASE
577 ld_d
9, THREAD_FPR9
- FPR_BASE_OFFS
, FPR_BASE
578 ld_d
10, THREAD_FPR10
- FPR_BASE_OFFS
, FPR_BASE
579 ld_d
11, THREAD_FPR11
- FPR_BASE_OFFS
, FPR_BASE
580 ld_d
12, THREAD_FPR12
- FPR_BASE_OFFS
, FPR_BASE
581 ld_d
13, THREAD_FPR13
- FPR_BASE_OFFS
, FPR_BASE
582 ld_d
14, THREAD_FPR14
- FPR_BASE_OFFS
, FPR_BASE
583 ld_d
15, THREAD_FPR15
- FPR_BASE_OFFS
, FPR_BASE
584 ld_d
16, THREAD_FPR16
- FPR_BASE_OFFS
, FPR_BASE
585 ld_d
17, THREAD_FPR17
- FPR_BASE_OFFS
, FPR_BASE
586 ld_d
18, THREAD_FPR18
- FPR_BASE_OFFS
, FPR_BASE
587 ld_d
19, THREAD_FPR19
- FPR_BASE_OFFS
, FPR_BASE
588 ld_d
20, THREAD_FPR20
- FPR_BASE_OFFS
, FPR_BASE
589 ld_d
21, THREAD_FPR21
- FPR_BASE_OFFS
, FPR_BASE
590 ld_d
22, THREAD_FPR22
- FPR_BASE_OFFS
, FPR_BASE
591 ld_d
23, THREAD_FPR23
- FPR_BASE_OFFS
, FPR_BASE
592 ld_d
24, THREAD_FPR24
- FPR_BASE_OFFS
, FPR_BASE
593 ld_d
25, THREAD_FPR25
- FPR_BASE_OFFS
, FPR_BASE
594 ld_d
26, THREAD_FPR26
- FPR_BASE_OFFS
, FPR_BASE
595 ld_d
27, THREAD_FPR27
- FPR_BASE_OFFS
, FPR_BASE
596 ld_d
28, THREAD_FPR28
- FPR_BASE_OFFS
, FPR_BASE
597 ld_d
29, THREAD_FPR29
- FPR_BASE_OFFS
, FPR_BASE
598 ld_d
30, THREAD_FPR30
- FPR_BASE_OFFS
, FPR_BASE
599 ld_d
31, THREAD_FPR31
- FPR_BASE_OFFS
, FPR_BASE
606 .macro msa_init_upper wd
615 .macro msa_init_all_upper
655 #endif /* _ASM_ASMMACRO_H */