diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2012-12-17 18:20:00 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2012-12-19 08:32:39 +0100 |
commit | 1de7afc984b49af164e2619e6850b9732b173b34 (patch) | |
tree | 60cd16f527440fcfcdb81d9bea1af5d9147604c4 /int128.h | |
parent | 14cccb618508a0aa70eb9ccf366703a019a45ff0 (diff) |
misc: move include files to include/qemu/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'int128.h')
-rw-r--r-- | int128.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/int128.h b/int128.h deleted file mode 100644 index b3864b6cd4..0000000000 --- a/int128.h +++ /dev/null @@ -1,116 +0,0 @@ -#ifndef INT128_H -#define INT128_H - -typedef struct Int128 Int128; - -struct Int128 { - uint64_t lo; - int64_t hi; -}; - -static inline Int128 int128_make64(uint64_t a) -{ - return (Int128) { a, 0 }; -} - -static inline uint64_t int128_get64(Int128 a) -{ - assert(!a.hi); - return a.lo; -} - -static inline Int128 int128_zero(void) -{ - return int128_make64(0); -} - -static inline Int128 int128_one(void) -{ - return int128_make64(1); -} - -static inline Int128 int128_2_64(void) -{ - return (Int128) { 0, 1 }; -} - -static inline Int128 int128_add(Int128 a, Int128 b) -{ - Int128 r = { a.lo + b.lo, a.hi + b.hi }; - r.hi += (r.lo < a.lo) || (r.lo < b.lo); - return r; -} - -static inline Int128 int128_neg(Int128 a) -{ - a.lo = ~a.lo; - a.hi = ~a.hi; - return int128_add(a, int128_one()); -} - -static inline Int128 int128_sub(Int128 a, Int128 b) -{ - return int128_add(a, int128_neg(b)); -} - -static inline bool int128_nonneg(Int128 a) -{ - return a.hi >= 0; -} - -static inline bool int128_eq(Int128 a, Int128 b) -{ - return a.lo == b.lo && a.hi == b.hi; -} - -static inline bool int128_ne(Int128 a, Int128 b) -{ - return !int128_eq(a, b); -} - -static inline bool int128_ge(Int128 a, Int128 b) -{ - return int128_nonneg(int128_sub(a, b)); -} - -static inline bool int128_lt(Int128 a, Int128 b) -{ - return !int128_ge(a, b); -} - -static inline bool int128_le(Int128 a, Int128 b) -{ - return int128_ge(b, a); -} - -static inline bool int128_gt(Int128 a, Int128 b) -{ - return !int128_le(a, b); -} - -static inline bool int128_nz(Int128 a) -{ - return a.lo || a.hi; -} - -static inline Int128 int128_min(Int128 a, Int128 b) -{ - return int128_le(a, b) ? a : b; -} - -static inline Int128 int128_max(Int128 a, Int128 b) -{ - return int128_ge(a, b) ? a : b; -} - -static inline void int128_addto(Int128 *a, Int128 b) -{ - *a = int128_add(*a, b); -} - -static inline void int128_subfrom(Int128 *a, Int128 b) -{ - *a = int128_sub(*a, b); -} - -#endif |