Dimitris Papastamos
6 years ago
committed by
GitHub
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with
25 additions and
1 deletions
-
include/lib/utils_def.h
|
|
|
@ -16,7 +16,31 @@ |
|
|
|
|
|
|
|
#define SIZE_FROM_LOG2_WORDS(n) (4 << (n)) |
|
|
|
|
|
|
|
#define BIT(nr) (ULL(1) << (nr)) |
|
|
|
#define BIT_32(nr) (U(1) << (nr)) |
|
|
|
#define BIT_64(nr) (ULL(1) << (nr)) |
|
|
|
|
|
|
|
#ifdef AARCH32 |
|
|
|
#define BIT BIT_32 |
|
|
|
#else |
|
|
|
#define BIT BIT_64 |
|
|
|
#endif |
|
|
|
|
|
|
|
/*
|
|
|
|
* Create a contiguous bitmask starting at bit position @l and ending at |
|
|
|
* position @h. For example |
|
|
|
* GENMASK_64(39, 21) gives us the 64bit vector 0x000000ffffe00000. |
|
|
|
*/ |
|
|
|
#define GENMASK_32(h, l) \ |
|
|
|
(((~UINT32_C(0)) << (l)) & (~UINT32_C(0) >> (32 - 1 - (h)))) |
|
|
|
|
|
|
|
#define GENMASK_64(h, l) \ |
|
|
|
(((~UINT64_C(0)) << (l)) & (~UINT64_C(0) >> (64 - 1 - (h)))) |
|
|
|
|
|
|
|
#ifdef AARCH32 |
|
|
|
#define GENMASK GENMASK_32 |
|
|
|
#else |
|
|
|
#define GENMASK GENMASK_64 |
|
|
|
#endif |
|
|
|
|
|
|
|
/*
|
|
|
|
* This variant of div_round_up can be used in macro definition but should not |
|
|
|
|
