1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
16 	"       or      %3, %2          \n"  in raw_copy_from_user()
23 	"2:     ldw     %3, (%2, 0)     \n"  in raw_copy_from_user()
24 	"10:    ldw     %4, (%2, 4)     \n"  in raw_copy_from_user()
27 	"11:    ldw     %3, (%2, 8)     \n"  in raw_copy_from_user()
28 	"12:    ldw     %4, (%2, 12)    \n"  in raw_copy_from_user()
31 	"       addi    %2, 16          \n"  in raw_copy_from_user()
37 	"4:     ldw     %3, (%2, 0)     \n"  in raw_copy_from_user()
39 	"       addi    %2, 4           \n"  in raw_copy_from_user()
45 	"6:     ldb     %3, (%2, 0)     \n"  in raw_copy_from_user()
47 	"       addi    %2,  1          \n"  in raw_copy_from_user()
54 	"9:     subi    %0, 8           \n"  in raw_copy_from_user()
60 	".align   2                     \n"  in raw_copy_from_user()
61 	".long    2b, 7f                \n"  in raw_copy_from_user()
65 	".long   11b, 9b                \n"  in raw_copy_from_user()
71 	: "0"(n), "1"(to), "2"(from)  in raw_copy_from_user()
87 	"       or      %3, %2          \n"  in raw_copy_to_user()
94 	"       ldw     %3, (%2, 0)     \n"  in raw_copy_to_user()
95 	"       ldw     %4, (%2, 4)     \n"  in raw_copy_to_user()
96 	"       ldw     %5, (%2, 8)     \n"  in raw_copy_to_user()
97 	"       ldw     %6, (%2, 12)    \n"  in raw_copy_to_user()
98 	"2:     stw     %3, (%1, 0)     \n"  in raw_copy_to_user()
99 	"9:     stw     %4, (%1, 4)     \n"  in raw_copy_to_user()
102 	"       addi    %2, 16          \n"  in raw_copy_to_user()
108 	"       ldw     %3, (%2, 0)     \n"  in raw_copy_to_user()
110 	"       addi    %2, 4           \n"  in raw_copy_to_user()
116 	"       ldb     %3, (%2, 0)     \n"  in raw_copy_to_user()
118 	"       addi    %2,  1          \n"  in raw_copy_to_user()
127 	".align   2                     \n"  in raw_copy_to_user()
128 	".long    2b, 13f               \n"  in raw_copy_to_user()
131 	".long    9b, 12b               \n"  in raw_copy_to_user()
138 	: "0"(n), "1"(to), "2"(from)  in raw_copy_to_user()
146  * __clear_user: - Zero a block of memory in user space, with less checking.
171 	"8:     stw     %2, (%1, 0)     \n"  in __clear_user()
172 	"10:    stw     %2, (%1, 4)     \n"  in __clear_user()
173 	"11:    stw     %2, (%1, 8)     \n"  in __clear_user()
174 	"12:    stw     %2, (%1, 12)    \n"  in __clear_user()
175 	"13:    stw     %2, (%1, 16)    \n"  in __clear_user()
176 	"14:    stw     %2, (%1, 20)    \n"  in __clear_user()
177 	"15:    stw     %2, (%1, 24)    \n"  in __clear_user()
178 	"16:    stw     %2, (%1, 28)    \n"  in __clear_user()
184 	"4:     stw     %2, (%1, 0)     \n"  in __clear_user()
189 	"9:     bf      7f              \n"  in __clear_user()
190 	"6:     stb     %2, (%1, 0)     \n"  in __clear_user()
195 	".align   2                     \n"  in __clear_user()
196 	".long    8b, 9b                \n"  in __clear_user()
197 	".long    10b, 9b               \n"  in __clear_user()
198 	".long    11b, 9b               \n"  in __clear_user()
199 	".long    12b, 9b               \n"  in __clear_user()
200 	".long    13b, 9b               \n"  in __clear_user()
201 	".long    14b, 9b               \n"  in __clear_user()
202 	".long    15b, 9b               \n"  in __clear_user()
203 	".long    16b, 9b               \n"  in __clear_user()
204 	".long    4b, 9b                \n"  in __clear_user()
205 	".long    6b, 9b                \n"  in __clear_user()
209 	: "0"(n), "1"(to), "2"(0)  in __clear_user()