1 #ifndef __ALPHA_SPECIAL_INSNS_H
2 #define __ALPHA_SPECIAL_INSNS_H
3 
4 enum implver_enum {
5 	IMPLVER_EV4,
6 	IMPLVER_EV5,
7 	IMPLVER_EV6
8 };
9 
10 #ifdef CONFIG_ALPHA_GENERIC
11 #define implver()				\
12 ({ unsigned long __implver;			\
13    __asm__ ("implver %0" : "=r"(__implver));	\
14    (enum implver_enum) __implver; })
15 #else
16 /* Try to eliminate some dead code.  */
17 #ifdef CONFIG_ALPHA_EV4
18 #define implver() IMPLVER_EV4
19 #endif
20 #ifdef CONFIG_ALPHA_EV5
21 #define implver() IMPLVER_EV5
22 #endif
23 #if defined(CONFIG_ALPHA_EV6)
24 #define implver() IMPLVER_EV6
25 #endif
26 #endif
27 
28 enum amask_enum {
29 	AMASK_BWX = (1UL << 0),
30 	AMASK_FIX = (1UL << 1),
31 	AMASK_CIX = (1UL << 2),
32 	AMASK_MAX = (1UL << 8),
33 	AMASK_PRECISE_TRAP = (1UL << 9),
34 };
35 
36 #define amask(mask)						\
37 ({ unsigned long __amask, __input = (mask);			\
38    __asm__ ("amask %1,%0" : "=r"(__amask) : "rI"(__input));	\
39    __amask; })
40 
41 #endif /* __ALPHA_SPECIAL_INSNS_H */
42