{
int cpu_flags = av_get_cpu_flags();
- if (have_armv6(cpu_flags) && !(have_vfpv3(cpu_flags) || have_neon(cpu_flags))) {
- // This function uses the 'setend' instruction which is deprecated
- // on ARMv8. This instruction is serializing on some ARMv7 cores as
- // well. Therefore, only use the function on ARMv6.
+ if (have_setend(cpu_flags))
c->h264_find_start_code_candidate = ff_h264_find_start_code_candidate_armv6;
- }
if (have_neon(cpu_flags))
h264dsp_init_neon(c, bit_depth, chroma_format_idc);
}
#define have_vfpv3(flags) CPUEXT(flags, VFPV3)
#define have_neon(flags) CPUEXT(flags, NEON)
+/* Some functions use the 'setend' instruction which is deprecated on ARMv8
+ * and serializing on some ARMv7 cores. This macro ensures such functions
+ * are only enabled on ARMv6. */
+#define have_setend(flags) \
+ (have_armv6(flags) && !(have_vfpv3(flags) || have_neon(flags)))
+
#endif /* AVUTIL_ARM_CPU_H */