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1 | /* SPDX-License-Identifier: GPL-2.0 */ |
---|---|
2 | #ifndef __ASM_ARM_COMPILER_H |
3 | #define __ASM_ARM_COMPILER_H |
4 | |
5 | /* |
6 | * This is used to ensure the compiler did actually allocate the register we |
7 | * asked it for some inline assembly sequences. Apparently we can't trust |
8 | * the compiler from one version to another so a bit of paranoia won't hurt. |
9 | * This string is meant to be concatenated with the inline asm string and |
10 | * will cause compilation to stop on mismatch. |
11 | * (for details, see gcc PR 15089) |
12 | * For compatibility with clang, we have to specifically take the equivalence |
13 | * of 'r11' <-> 'fp' and 'r12' <-> 'ip' into account as well. |
14 | */ |
15 | #define __asmeq(x, y) \ |
16 | ".ifnc " x "," y "; " \ |
17 | ".ifnc " x y ",fpr11; " \ |
18 | ".ifnc " x y ",r11fp; " \ |
19 | ".ifnc " x y ",ipr12; " \ |
20 | ".ifnc " x y ",r12ip; " \ |
21 | ".err; " \ |
22 | ".endif; " \ |
23 | ".endif; " \ |
24 | ".endif; " \ |
25 | ".endif; " \ |
26 | ".endif\n\t" |
27 | |
28 | |
29 | #endif /* __ASM_ARM_COMPILER_H */ |
30 |
Warning: This file is not a C or C++ file. It does not have highlighting.