| David Howells | ec22120 | 2012-03-28 18:11:12 +0100 | [diff] [blame] | 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 */ |