| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * asmmacro.h: Assembler macros to make things easier to read. |
| 4 | * |
| 5 | * Copyright (C) 1996 David S. Miller (davem@davemloft.net) |
| 6 | * Copyright (C) 1998, 1999, 2003 Ralf Baechle |
| 7 | */ |
| 8 | #ifndef _ASM_ASMMACRO_32_H |
| 9 | #define _ASM_ASMMACRO_32_H |
| 10 | |
| 11 | #include <asm/asm-offsets.h> |
| 12 | #include <asm/regdef.h> |
| 13 | #include <asm/fpregdef.h> |
| 14 | #include <asm/mipsregs.h> |
| 15 | |
| 16 | .macro fpu_save_single thread tmp=t0 |
| 17 | .set push |
| 18 | SET_HARDFLOAT |
| 19 | cfc1 \tmp, fcr31 |
| 20 | s.d $f0, THREAD_FPR0(\thread) |
| 21 | s.d $f2, THREAD_FPR2(\thread) |
| 22 | s.d $f4, THREAD_FPR4(\thread) |
| 23 | s.d $f6, THREAD_FPR6(\thread) |
| 24 | s.d $f8, THREAD_FPR8(\thread) |
| 25 | s.d $f10, THREAD_FPR10(\thread) |
| 26 | s.d $f12, THREAD_FPR12(\thread) |
| 27 | s.d $f14, THREAD_FPR14(\thread) |
| 28 | s.d $f16, THREAD_FPR16(\thread) |
| 29 | s.d $f18, THREAD_FPR18(\thread) |
| 30 | s.d $f20, THREAD_FPR20(\thread) |
| 31 | s.d $f22, THREAD_FPR22(\thread) |
| 32 | s.d $f24, THREAD_FPR24(\thread) |
| 33 | s.d $f26, THREAD_FPR26(\thread) |
| 34 | s.d $f28, THREAD_FPR28(\thread) |
| 35 | s.d $f30, THREAD_FPR30(\thread) |
| 36 | sw \tmp, THREAD_FCR31(\thread) |
| 37 | .set pop |
| 38 | .endm |
| 39 | |
| 40 | .macro fpu_restore_single thread tmp=t0 |
| 41 | .set push |
| 42 | SET_HARDFLOAT |
| 43 | lw \tmp, THREAD_FCR31(\thread) |
| 44 | l.d $f0, THREAD_FPR0(\thread) |
| 45 | l.d $f2, THREAD_FPR2(\thread) |
| 46 | l.d $f4, THREAD_FPR4(\thread) |
| 47 | l.d $f6, THREAD_FPR6(\thread) |
| 48 | l.d $f8, THREAD_FPR8(\thread) |
| 49 | l.d $f10, THREAD_FPR10(\thread) |
| 50 | l.d $f12, THREAD_FPR12(\thread) |
| 51 | l.d $f14, THREAD_FPR14(\thread) |
| 52 | l.d $f16, THREAD_FPR16(\thread) |
| 53 | l.d $f18, THREAD_FPR18(\thread) |
| 54 | l.d $f20, THREAD_FPR20(\thread) |
| 55 | l.d $f22, THREAD_FPR22(\thread) |
| 56 | l.d $f24, THREAD_FPR24(\thread) |
| 57 | l.d $f26, THREAD_FPR26(\thread) |
| 58 | l.d $f28, THREAD_FPR28(\thread) |
| 59 | l.d $f30, THREAD_FPR30(\thread) |
| 60 | ctc1 \tmp, fcr31 |
| 61 | .set pop |
| 62 | .endm |
| 63 | |
| 64 | .macro cpu_save_nonscratch thread |
| 65 | LONG_S s0, THREAD_REG16(\thread) |
| 66 | LONG_S s1, THREAD_REG17(\thread) |
| 67 | LONG_S s2, THREAD_REG18(\thread) |
| 68 | LONG_S s3, THREAD_REG19(\thread) |
| 69 | LONG_S s4, THREAD_REG20(\thread) |
| 70 | LONG_S s5, THREAD_REG21(\thread) |
| 71 | LONG_S s6, THREAD_REG22(\thread) |
| 72 | LONG_S s7, THREAD_REG23(\thread) |
| 73 | LONG_S sp, THREAD_REG29(\thread) |
| 74 | LONG_S fp, THREAD_REG30(\thread) |
| 75 | .endm |
| 76 | |
| 77 | .macro cpu_restore_nonscratch thread |
| 78 | LONG_L s0, THREAD_REG16(\thread) |
| 79 | LONG_L s1, THREAD_REG17(\thread) |
| 80 | LONG_L s2, THREAD_REG18(\thread) |
| 81 | LONG_L s3, THREAD_REG19(\thread) |
| 82 | LONG_L s4, THREAD_REG20(\thread) |
| 83 | LONG_L s5, THREAD_REG21(\thread) |
| 84 | LONG_L s6, THREAD_REG22(\thread) |
| 85 | LONG_L s7, THREAD_REG23(\thread) |
| 86 | LONG_L sp, THREAD_REG29(\thread) |
| 87 | LONG_L fp, THREAD_REG30(\thread) |
| 88 | LONG_L ra, THREAD_REG31(\thread) |
| 89 | .endm |
| 90 | |
| 91 | #endif /* _ASM_ASMMACRO_32_H */ |