Commit | Line | Data |
---|---|---|
017f161a | 1 | #include <linux/linkage.h> |
6ebbf2ce | 2 | #include <asm/assembler.h> |
017f161a KP |
3 | |
4 | #if __LINUX_ARM_ARCH__ >= 6 | |
5 | ENTRY(__bswapsi2) | |
6 | rev r0, r0 | |
7 | bx lr | |
8 | ENDPROC(__bswapsi2) | |
9 | ||
10 | ENTRY(__bswapdi2) | |
11 | rev r3, r0 | |
12 | rev r0, r1 | |
13 | mov r1, r3 | |
14 | bx lr | |
15 | ENDPROC(__bswapdi2) | |
16 | #else | |
17 | ENTRY(__bswapsi2) | |
18 | eor r3, r0, r0, ror #16 | |
19 | mov r3, r3, lsr #8 | |
20 | bic r3, r3, #0xff00 | |
21 | eor r0, r3, r0, ror #8 | |
6ebbf2ce | 22 | ret lr |
017f161a KP |
23 | ENDPROC(__bswapsi2) |
24 | ||
25 | ENTRY(__bswapdi2) | |
26 | mov ip, r1 | |
27 | eor r3, ip, ip, ror #16 | |
28 | eor r1, r0, r0, ror #16 | |
29 | mov r1, r1, lsr #8 | |
30 | mov r3, r3, lsr #8 | |
31 | bic r3, r3, #0xff00 | |
32 | bic r1, r1, #0xff00 | |
33 | eor r1, r1, r0, ror #8 | |
34 | eor r0, r3, ip, ror #8 | |
6ebbf2ce | 35 | ret lr |
017f161a KP |
36 | ENDPROC(__bswapdi2) |
37 | #endif |