From: Alexey Kardashevskiy <[email protected]> This adds macro to extend signed 64bit value to signed 128bit value.
Signed-off-by: Alexey Kardashevskiy <[email protected]> Reviewed-by: Paolo Bonzini <[email protected]> Signed-off-by: Alex Williamson <[email protected]> --- include/qemu/int128.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/qemu/int128.h b/include/qemu/int128.h index f597031..fb782aa 100644 --- a/include/qemu/int128.h +++ b/include/qemu/int128.h @@ -38,6 +38,11 @@ static inline Int128 int128_2_64(void) return (Int128) { 0, 1 }; } +static inline Int128 int128_exts64(int64_t a) +{ + return (Int128) { .lo = a, .hi = (a < 0) ? -1 : 0 }; +} + static inline Int128 int128_and(Int128 a, Int128 b) { return (Int128) { a.lo & b.lo, a.hi & b.hi };
