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>
15 #include <asm/asmmacro-32.h>
18 #include <asm/asmmacro-64.h>
20 #ifdef CONFIG_MIPS_MT_SMTC
21 #include <asm/mipsmtregs.h>
24 #ifdef CONFIG_MIPS_MT_SMTC
25 .macro local_irq_enable reg=t0
26 mfc0 \reg, CP0_TCSTATUS
27 ori \reg, \reg, TCSTATUS_IXMT
28 xori \reg, \reg, TCSTATUS_IXMT
29 mtc0 \reg, CP0_TCSTATUS
33 .macro local_irq_disable reg=t0
34 mfc0 \reg, CP0_TCSTATUS
35 ori \reg, \reg, TCSTATUS_IXMT
36 mtc0 \reg, CP0_TCSTATUS
39 #elif defined(CONFIG_CPU_MIPSR2)
40 .macro local_irq_enable reg=t0
45 .macro local_irq_disable reg=t0
50 .macro local_irq_enable reg=t0
57 .macro local_irq_disable reg=t0
59 lw \reg, TI_PRE_COUNT($28)
61 sw \reg, TI_PRE_COUNT($28)
69 lw \reg, TI_PRE_COUNT($28)
71 sw \reg, TI_PRE_COUNT($28)
74 #endif /* CONFIG_MIPS_MT_SMTC */
76 .macro fpu_save_16even thread tmp=t0
78 sdc1 $f0, THREAD_FPR0_LS64(\thread)
79 sdc1 $f2, THREAD_FPR2_LS64(\thread)
80 sdc1 $f4, THREAD_FPR4_LS64(\thread)
81 sdc1 $f6, THREAD_FPR6_LS64(\thread)
82 sdc1 $f8, THREAD_FPR8_LS64(\thread)
83 sdc1 $f10, THREAD_FPR10_LS64(\thread)
84 sdc1 $f12, THREAD_FPR12_LS64(\thread)
85 sdc1 $f14, THREAD_FPR14_LS64(\thread)
86 sdc1 $f16, THREAD_FPR16_LS64(\thread)
87 sdc1 $f18, THREAD_FPR18_LS64(\thread)
88 sdc1 $f20, THREAD_FPR20_LS64(\thread)
89 sdc1 $f22, THREAD_FPR22_LS64(\thread)
90 sdc1 $f24, THREAD_FPR24_LS64(\thread)
91 sdc1 $f26, THREAD_FPR26_LS64(\thread)
92 sdc1 $f28, THREAD_FPR28_LS64(\thread)
93 sdc1 $f30, THREAD_FPR30_LS64(\thread)
94 sw \tmp, THREAD_FCR31(\thread)
97 .macro fpu_save_16odd thread
100 sdc1 $f1, THREAD_FPR1_LS64(\thread)
101 sdc1 $f3, THREAD_FPR3_LS64(\thread)
102 sdc1 $f5, THREAD_FPR5_LS64(\thread)
103 sdc1 $f7, THREAD_FPR7_LS64(\thread)
104 sdc1 $f9, THREAD_FPR9_LS64(\thread)
105 sdc1 $f11, THREAD_FPR11_LS64(\thread)
106 sdc1 $f13, THREAD_FPR13_LS64(\thread)
107 sdc1 $f15, THREAD_FPR15_LS64(\thread)
108 sdc1 $f17, THREAD_FPR17_LS64(\thread)
109 sdc1 $f19, THREAD_FPR19_LS64(\thread)
110 sdc1 $f21, THREAD_FPR21_LS64(\thread)
111 sdc1 $f23, THREAD_FPR23_LS64(\thread)
112 sdc1 $f25, THREAD_FPR25_LS64(\thread)
113 sdc1 $f27, THREAD_FPR27_LS64(\thread)
114 sdc1 $f29, THREAD_FPR29_LS64(\thread)
115 sdc1 $f31, THREAD_FPR31_LS64(\thread)
119 .macro fpu_save_double thread status tmp
120 #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2)
123 fpu_save_16odd \thread
126 fpu_save_16even \thread \tmp
129 .macro fpu_restore_16even thread tmp=t0
130 lw \tmp, THREAD_FCR31(\thread)
131 ldc1 $f0, THREAD_FPR0_LS64(\thread)
132 ldc1 $f2, THREAD_FPR2_LS64(\thread)
133 ldc1 $f4, THREAD_FPR4_LS64(\thread)
134 ldc1 $f6, THREAD_FPR6_LS64(\thread)
135 ldc1 $f8, THREAD_FPR8_LS64(\thread)
136 ldc1 $f10, THREAD_FPR10_LS64(\thread)
137 ldc1 $f12, THREAD_FPR12_LS64(\thread)
138 ldc1 $f14, THREAD_FPR14_LS64(\thread)
139 ldc1 $f16, THREAD_FPR16_LS64(\thread)
140 ldc1 $f18, THREAD_FPR18_LS64(\thread)
141 ldc1 $f20, THREAD_FPR20_LS64(\thread)
142 ldc1 $f22, THREAD_FPR22_LS64(\thread)
143 ldc1 $f24, THREAD_FPR24_LS64(\thread)
144 ldc1 $f26, THREAD_FPR26_LS64(\thread)
145 ldc1 $f28, THREAD_FPR28_LS64(\thread)
146 ldc1 $f30, THREAD_FPR30_LS64(\thread)
150 .macro fpu_restore_16odd thread
153 ldc1 $f1, THREAD_FPR1_LS64(\thread)
154 ldc1 $f3, THREAD_FPR3_LS64(\thread)
155 ldc1 $f5, THREAD_FPR5_LS64(\thread)
156 ldc1 $f7, THREAD_FPR7_LS64(\thread)
157 ldc1 $f9, THREAD_FPR9_LS64(\thread)
158 ldc1 $f11, THREAD_FPR11_LS64(\thread)
159 ldc1 $f13, THREAD_FPR13_LS64(\thread)
160 ldc1 $f15, THREAD_FPR15_LS64(\thread)
161 ldc1 $f17, THREAD_FPR17_LS64(\thread)
162 ldc1 $f19, THREAD_FPR19_LS64(\thread)
163 ldc1 $f21, THREAD_FPR21_LS64(\thread)
164 ldc1 $f23, THREAD_FPR23_LS64(\thread)
165 ldc1 $f25, THREAD_FPR25_LS64(\thread)
166 ldc1 $f27, THREAD_FPR27_LS64(\thread)
167 ldc1 $f29, THREAD_FPR29_LS64(\thread)
168 ldc1 $f31, THREAD_FPR31_LS64(\thread)
172 .macro fpu_restore_double thread status tmp
173 #if defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2)
175 bgez \tmp, 10f # 16 register mode?
177 fpu_restore_16odd \thread
180 fpu_restore_16even \thread \tmp
183 #ifdef CONFIG_CPU_MIPSR2
184 .macro _EXT rd, rs, p, s
187 #else /* !CONFIG_CPU_MIPSR2 */
188 .macro _EXT rd, rs, p, s
190 andi \rd, \rd, (1 << \s) - 1
192 #endif /* !CONFIG_CPU_MIPSR2 */
195 * Temporary until all gas have MT ASE support
198 .word 0x41600bc1 | (\reg << 16)
202 .word 0x41600be1 | (\reg << 16)
206 .word 0x41600001 | (\reg << 16)
210 .word 0x41600021 | (\reg << 16)
213 .macro MFTR rt=0, rd=0, u=0, sel=0
214 .word 0x41000000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)
217 .macro MTTR rt=0, rd=0, u=0, sel=0
218 .word 0x41800000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)
221 #ifdef TOOLCHAIN_SUPPORTS_MSA
222 .macro ld_d wd, off, base
226 ld.d $w\wd, \off(\base)
230 .macro st_d wd, off, base
234 st.d $w\wd, \off(\base)
238 .macro copy_u_w rd, ws, n
242 copy_u.w \rd, $w\ws[\n]
246 .macro copy_u_d rd, ws, n
250 copy_u.d \rd, $w\ws[\n]
254 .macro insert_w wd, n, rs
258 insert.w $w\wd[\n], \rs
262 .macro insert_d wd, n, rs
266 insert.d $w\wd[\n], \rs
271 * Temporary until all toolchains in use include MSA support.
276 .word 0x787e0059 | (\cs << 11)
285 .word 0x783e0819 | (\cd << 6)
289 .macro ld_d wd, off, base
293 .word 0x78000823 | (\wd << 6)
297 .macro st_d wd, off, base
301 .word 0x78000827 | (\wd << 6)
305 .macro copy_u_w rd, ws, n
308 .word 0x78f00059 | (\n << 16) | (\ws << 11)
309 /* move triggers an assembler bug... */
314 .macro copy_u_d rd, ws, n
317 .word 0x78f80059 | (\n << 16) | (\ws << 11)
318 /* move triggers an assembler bug... */
323 .macro insert_w wd, n, rs
326 /* move triggers an assembler bug... */
328 .word 0x79300819 | (\n << 16) | (\wd << 6)
332 .macro insert_d wd, n, rs
335 /* move triggers an assembler bug... */
337 .word 0x79380819 | (\n << 16) | (\wd << 6)
342 .macro msa_save_all thread
343 st_d 0, THREAD_FPR0, \thread
344 st_d 1, THREAD_FPR1, \thread
345 st_d 2, THREAD_FPR2, \thread
346 st_d 3, THREAD_FPR3, \thread
347 st_d 4, THREAD_FPR4, \thread
348 st_d 5, THREAD_FPR5, \thread
349 st_d 6, THREAD_FPR6, \thread
350 st_d 7, THREAD_FPR7, \thread
351 st_d 8, THREAD_FPR8, \thread
352 st_d 9, THREAD_FPR9, \thread
353 st_d 10, THREAD_FPR10, \thread
354 st_d 11, THREAD_FPR11, \thread
355 st_d 12, THREAD_FPR12, \thread
356 st_d 13, THREAD_FPR13, \thread
357 st_d 14, THREAD_FPR14, \thread
358 st_d 15, THREAD_FPR15, \thread
359 st_d 16, THREAD_FPR16, \thread
360 st_d 17, THREAD_FPR17, \thread
361 st_d 18, THREAD_FPR18, \thread
362 st_d 19, THREAD_FPR19, \thread
363 st_d 20, THREAD_FPR20, \thread
364 st_d 21, THREAD_FPR21, \thread
365 st_d 22, THREAD_FPR22, \thread
366 st_d 23, THREAD_FPR23, \thread
367 st_d 24, THREAD_FPR24, \thread
368 st_d 25, THREAD_FPR25, \thread
369 st_d 26, THREAD_FPR26, \thread
370 st_d 27, THREAD_FPR27, \thread
371 st_d 28, THREAD_FPR28, \thread
372 st_d 29, THREAD_FPR29, \thread
373 st_d 30, THREAD_FPR30, \thread
374 st_d 31, THREAD_FPR31, \thread
377 .macro msa_restore_all thread
378 ld_d 0, THREAD_FPR0, \thread
379 ld_d 1, THREAD_FPR1, \thread
380 ld_d 2, THREAD_FPR2, \thread
381 ld_d 3, THREAD_FPR3, \thread
382 ld_d 4, THREAD_FPR4, \thread
383 ld_d 5, THREAD_FPR5, \thread
384 ld_d 6, THREAD_FPR6, \thread
385 ld_d 7, THREAD_FPR7, \thread
386 ld_d 8, THREAD_FPR8, \thread
387 ld_d 9, THREAD_FPR9, \thread
388 ld_d 10, THREAD_FPR10, \thread
389 ld_d 11, THREAD_FPR11, \thread
390 ld_d 12, THREAD_FPR12, \thread
391 ld_d 13, THREAD_FPR13, \thread
392 ld_d 14, THREAD_FPR14, \thread
393 ld_d 15, THREAD_FPR15, \thread
394 ld_d 16, THREAD_FPR16, \thread
395 ld_d 17, THREAD_FPR17, \thread
396 ld_d 18, THREAD_FPR18, \thread
397 ld_d 19, THREAD_FPR19, \thread
398 ld_d 20, THREAD_FPR20, \thread
399 ld_d 21, THREAD_FPR21, \thread
400 ld_d 22, THREAD_FPR22, \thread
401 ld_d 23, THREAD_FPR23, \thread
402 ld_d 24, THREAD_FPR24, \thread
403 ld_d 25, THREAD_FPR25, \thread
404 ld_d 26, THREAD_FPR26, \thread
405 ld_d 27, THREAD_FPR27, \thread
406 ld_d 28, THREAD_FPR28, \thread
407 ld_d 29, THREAD_FPR29, \thread
408 ld_d 30, THREAD_FPR30, \thread
409 ld_d 31, THREAD_FPR31, \thread
412 #endif /* _ASM_ASMMACRO_H */