static inline void init_lsx_upper(void)
{
- /*
- * Check cpu_has_lsx only if it's a constant. This will allow the
- * compiler to optimise out code for CPUs without LSX without adding
- * an extra redundant check for CPUs with LSX.
- */
- if (__builtin_constant_p(cpu_has_lsx) && !cpu_has_lsx)
- return;
-
- _init_lsx_upper();
+ if (cpu_has_lsx)
+ _init_lsx_upper();
}
static inline void restore_lsx_upper(struct task_struct *t)
static inline int thread_lsx_context_live(void)
{
- if (__builtin_constant_p(cpu_has_lsx) && !cpu_has_lsx)
+ if (!cpu_has_lsx)
return 0;
return test_thread_flag(TIF_LSX_CTX_LIVE);
static inline int thread_lasx_context_live(void)
{
- if (__builtin_constant_p(cpu_has_lasx) && !cpu_has_lasx)
+ if (!cpu_has_lasx)
return 0;
return test_thread_flag(TIF_LASX_CTX_LIVE);