Label get_cpu_ftr as volatile to keep gcc from rearranging the code

2021-01-11 19:05:29 +01:00 · 2021-01-11 19:05:29 +01:00 · 6fe0f1fab9
parent 018dec8588
commit 6fe0f1fab9
1 changed files with 1 additions and 1 deletions
--- a/driver/others/dynamic_arm64.c
+++ b/driver/others/dynamic_arm64.c
@ -68,7 +68,7 @@ extern void openblas_warning(int verbose, const char * msg);
 #endif

 #define get_cpu_ftr(id, var) ({					\
-		__asm__("mrs %0, "#id : "=r" (var));		\
+		__asm__ __volatile__("mrs %0, "#id : "=r" (var));		\
 	})

 static char *corename[] = {