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

 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 */