26 #define ALTINSTR_ENTRY(feature)					              \  argument
29 	" .hword " __stringify(feature) "\n"		/* feature bit     */ \
33 #define ALTINSTR_ENTRY_CB(feature, cb)					      \  argument
36 	" .hword " __stringify(feature) "\n"		/* feature bit     */ \
56 #define __ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg_enabled)	\  argument
62 	ALTINSTR_ENTRY(feature)						\
73 #define __ALTERNATIVE_CFG_CB(oldinstr, feature, cfg_enabled, cb)	\  argument
79 	ALTINSTR_ENTRY_CB(feature, cb)					\
85 #define _ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg, ...)	\  argument
86 	__ALTERNATIVE_CFG(oldinstr, newinstr, feature, IS_ENABLED(cfg))
88 #define ALTERNATIVE_CB(oldinstr, feature, cb) \  argument
89 	__ALTERNATIVE_CFG_CB(oldinstr, (1 << ARM64_CB_SHIFT) | (feature), 1, cb)
94 .macro altinstruction_entry orig_offset alt_offset feature orig_len alt_len
97 	.hword (\feature)
213  * Usage: asm(ALTERNATIVE(oldinstr, newinstr, feature));
215  * Usage: asm(ALTERNATIVE(oldinstr, newinstr, feature, CONFIG_FOO));
227 alternative_has_feature_likely(unsigned long feature)
229 	compiletime_assert(feature < ARM64_NCAPS,
230 			   "feature must be < ARM64_NCAPS");
233 	ALTERNATIVE_CB("b	%l[l_no]", %[feature], alt_cb_patch_nops)
235 	: [feature] "i" (feature)
245 alternative_has_feature_unlikely(unsigned long feature)  in alternative_has_feature_unlikely()  argument
247 	compiletime_assert(feature < ARM64_NCAPS,  in alternative_has_feature_unlikely()
248 			   "feature must be < ARM64_NCAPS");  in alternative_has_feature_unlikely()
251 	ALTERNATIVE("nop", "b	%l[l_yes]", %[feature])  in alternative_has_feature_unlikely()
253 	: [feature] "i" (feature)  in alternative_has_feature_unlikely()