/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_ARM_COMPILER_H #define __ASM_ARM_COMPILER_H /* * This is used to ensure the compiler did actually allocate the register we * asked it for some inline assembly sequences. Apparently we can't trust * the compiler from one version to another so a bit of paranoia won't hurt. * This string is meant to be concatenated with the inline asm string and * will cause compilation to stop on mismatch. * (for details, see gcc PR 15089) * For compatibility with clang, we have to specifically take the equivalence * of 'r11' <-> 'fp' and 'r12' <-> 'ip' into account as well. */ #define __asmeq(x, y) \ ".ifnc " x "," y "; " \ ".ifnc " x y ",fpr11; " \ ".ifnc " x y ",r11fp; " \ ".ifnc " x y ",ipr12; " \ ".ifnc " x y ",r12ip; " \ ".err; " \ ".endif; " \ ".endif; " \ ".endif; " \ ".endif; " \ ".endif\n\t" #endif /* __ASM_ARM_COMPILER_H */